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authors_alexander <s_alexander@b956fd51-792f-4845-bead-9b4dfca2ff2c>2009-06-27 21:40:55 +0000
committers_alexander <s_alexander@b956fd51-792f-4845-bead-9b4dfca2ff2c>2009-06-27 21:40:55 +0000
commit544d6b5d3ebc527245d20542b6130baef315b715 (patch)
tree9740736457682af175aa4b4d46d1927e3ee04cd9 /unicode/src/lib/ffmpeg
parent23b9720e7395f517e8fc38faabc7fd825d9ee33c (diff)
downloadusdx-544d6b5d3ebc527245d20542b6130baef315b715.tar.gz
usdx-544d6b5d3ebc527245d20542b6130baef315b715.tar.xz
usdx-544d6b5d3ebc527245d20542b6130baef315b715.zip
merged r1830 trunk (current) in this branch
add some files to svn:ignore git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/branches/experimental@1831 b956fd51-792f-4845-bead-9b4dfca2ff2c
Diffstat (limited to 'unicode/src/lib/ffmpeg')
-rw-r--r--unicode/src/lib/ffmpeg/avcodec.pas1528
-rw-r--r--unicode/src/lib/ffmpeg/avformat.pas288
-rw-r--r--unicode/src/lib/ffmpeg/avio.pas43
-rw-r--r--unicode/src/lib/ffmpeg/avutil.pas183
-rw-r--r--unicode/src/lib/ffmpeg/mathematics.pas14
-rw-r--r--unicode/src/lib/ffmpeg/opt.pas16
-rw-r--r--unicode/src/lib/ffmpeg/rational.pas11
-rw-r--r--unicode/src/lib/ffmpeg/swscale.pas160
8 files changed, 1745 insertions, 498 deletions
diff --git a/unicode/src/lib/ffmpeg/avcodec.pas b/unicode/src/lib/ffmpeg/avcodec.pas
index 6039835c..ceb1b7f0 100644
--- a/unicode/src/lib/ffmpeg/avcodec.pas
+++ b/unicode/src/lib/ffmpeg/avcodec.pas
@@ -29,6 +29,11 @@
* Min. version: 51.16.0, revision 6577, Sat Oct 7 15:30:46 2006 UTC
* Max. version: 52.11.0, revision 16912, Sun Feb 1 02:00:19 2009 UTC
*)
+{
+ * update to
+ * Max. version: 52.31.2, Sar Jun 13 22:05:00 2009 UTC
+ * MiSchi
+}
unit avcodec;
@@ -60,8 +65,8 @@ uses
const
(* Max. supported version by this header *)
LIBAVCODEC_MAX_VERSION_MAJOR = 52;
- LIBAVCODEC_MAX_VERSION_MINOR = 11;
- LIBAVCODEC_MAX_VERSION_RELEASE = 0;
+ LIBAVCODEC_MAX_VERSION_MINOR = 31;
+ LIBAVCODEC_MAX_VERSION_RELEASE = 2;
LIBAVCODEC_MAX_VERSION = (LIBAVCODEC_MAX_VERSION_MAJOR * VERSION_MAJOR) +
(LIBAVCODEC_MAX_VERSION_MINOR * VERSION_MINOR) +
(LIBAVCODEC_MAX_VERSION_RELEASE * VERSION_RELEASE);
@@ -85,9 +90,9 @@ const
{$IFEND}
const
- AV_NOPTS_VALUE: cint64 = $8000000000000000;
+ AV_NOPTS_VALUE: cint64 = $8000000000000000;
AV_TIME_BASE = 1000000;
- AV_TIME_BASE_Q : TAVRational = (num: 1; den: AV_TIME_BASE);
+ AV_TIME_BASE_Q: TAVRational = (num: 1; den: AV_TIME_BASE);
(**
* Identifies the syntax and semantics of the bitstream.
@@ -233,6 +238,28 @@ type
CODEC_ID_MOTIONPIXELS,
CODEC_ID_TGV,
CODEC_ID_TGQ,
+{$IF LIBAVCODEC_VERSION >= 52012000} // >= 52.12.0
+ CODEC_ID_TQI,
+{$IFEND}
+{$IF LIBAVCODEC_VERSION >= 52022002} // >= 52.22.2
+ CODEC_ID_AURA,
+ CODEC_ID_AURA2,
+{$IFEND}
+{$IF LIBAVCODEC_VERSION >= 52027000} // >= 52.27.0
+ CODEC_ID_V210X,
+{$IFEND}
+{$IF LIBAVCODEC_VERSION >= 52028000} // >= 52.28.0
+ CODEC_ID_TMV,
+{$IFEND}
+{$IF LIBAVCODEC_VERSION >= 52029000} // >= 52.29.0
+ CODEC_ID_V210,
+{$IFEND}
+{$IF LIBAVCODEC_VERSION >= 52030002} // >= 52.30.2
+ CODEC_ID_DPX,
+{$IFEND}
+{$IF LIBAVCODEC_VERSION >= 52031002} // >= 52.31.2
+ CODEC_ID_MAD,
+{$IFEND}
//* various PCM "codecs" */
CODEC_ID_PCM_S16LE= $10000,
@@ -308,7 +335,7 @@ type
CODEC_ID_MP2= $15000,
CODEC_ID_MP3, ///< preferred ID for decoding MPEG audio layer 1, 2 or 3
CODEC_ID_AAC,
- {$IF LIBAVCODEC_VERSION < 52000000} // 52.0.0
+ {$IF LIBAVCODEC_VERSION < 52000000} // < 52.0.0
_CODEC_ID_MPEG4AAC, // will be redefined to CODEC_ID_AAC below
{$IFEND}
CODEC_ID_AC3,
@@ -354,6 +381,15 @@ type
CODEC_ID_EAC3,
CODEC_ID_SIPR,
CODEC_ID_MP1,
+{$IF LIBAVCODEC_VERSION >= 52020000} // >= 52.20.0
+ CODEC_ID_TWINVQ,
+{$IFEND}
+{$IF LIBAVCODEC_VERSION >= 52022000} // >= 52.22.0
+ CODEC_ID_TRUEHD,
+{$IFEND}
+{$IF LIBAVCODEC_VERSION >= 52026000} // >= 52.26.0
+ CODEC_ID_MP4ALS,
+{$IFEND}
//* subtitle codecs */
CODEC_ID_DVD_SUBTITLE= $17000,
@@ -369,11 +405,11 @@ type
CODEC_ID_PROBE= $19000, ///< codec_id is not known (like CODEC_ID_NONE) but lavf should attempt to identify it
CODEC_ID_MPEG2TS= $20000, {*< _FAKE_ codec to indicate a raw MPEG-2 TS
- * stream (only used by libavformat) *}
+ * stream (only used by libavformat) *}
__CODEC_ID_4BYTE = $FFFFF // ensure 4-byte enum
);
-{$IF LIBAVCODEC_VERSION < 52000000} // 52.0.0
+{$IF LIBAVCODEC_VERSION < 52000000} // < 52.0.0
{* CODEC_ID_MP3LAME is obsolete *}
const
CODEC_ID_MP3LAME = CODEC_ID_MP3;
@@ -407,7 +443,7 @@ type
_TSampleFormatArray = array [0 .. MaxInt div SizeOf(TSampleFormat)-1] of TSampleFormat;
PSampleFormatArray = ^_TSampleFormatArray;
-const
+const
{* Audio channel masks *}
CH_FRONT_LEFT = $00000001;
CH_FRONT_RIGHT = $00000002;
@@ -434,13 +470,28 @@ const
CH_LAYOUT_MONO = (CH_FRONT_CENTER);
CH_LAYOUT_STEREO = (CH_FRONT_LEFT or CH_FRONT_RIGHT);
CH_LAYOUT_SURROUND = (CH_LAYOUT_STEREO or CH_FRONT_CENTER);
+{$IF LIBAVCODEC_VERSION >= 52027000} // >= 52.27.0
+ CH_LAYOUT_2_1 = (CH_LAYOUT_STEREO or CH_BACK_CENTER);
+ CH_LAYOUT_4POINT0 = (CH_LAYOUT_SURROUND or CH_BACK_CENTER);
+ CH_LAYOUT_2_2 = (CH_LAYOUT_STEREO or CH_SIDE_LEFT or CH_SIDE_RIGHT);
+{$IFEND}
CH_LAYOUT_QUAD = (CH_LAYOUT_STEREO or CH_BACK_LEFT or CH_BACK_RIGHT);
CH_LAYOUT_5POINT0 = (CH_LAYOUT_SURROUND or CH_SIDE_LEFT or CH_SIDE_RIGHT);
CH_LAYOUT_5POINT1 = (CH_LAYOUT_5POINT0 or CH_LOW_FREQUENCY);
+{$IF LIBAVCODEC_VERSION >= 52025000} // >= 52.25.0
+ CH_LAYOUT_5POINT0_BACK = (CH_LAYOUT_SURROUND or CH_BACK_LEFT or
+ CH_BACK_RIGHT);
+ CH_LAYOUT_5POINT1_BACK = (CH_LAYOUT_5POINT0_BACK or CH_LOW_FREQUENCY);
+{$IFEND}
CH_LAYOUT_7POINT1 = (CH_LAYOUT_5POINT1 or CH_BACK_LEFT or CH_BACK_RIGHT);
+{$IF LIBAVCODEC_VERSION < 52025000} // < 52.25.0
CH_LAYOUT_7POINT1_WIDE = (CH_LAYOUT_SURROUND or CH_LOW_FREQUENCY or
- CH_BACK_LEFT or CH_BACK_RIGHT or
- CH_FRONT_LEFT_OF_CENTER or CH_FRONT_RIGHT_OF_CENTER);
+ CH_BACK_LEFT or CH_BACK_RIGHT or
+{$ELSE}
+ CH_LAYOUT_7POINT1_WIDE = (CH_LAYOUT_5POINT1_BACK or
+{$IFEND}
+ CH_FRONT_LEFT_OF_CENTER or
+ CH_FRONT_RIGHT_OF_CENTER);
CH_LAYOUT_STEREO_DOWNMIX = (CH_STEREO_LEFT or CH_STEREO_RIGHT);
@@ -482,20 +533,76 @@ type
TAVDiscard = (
{* We leave some space between them for extensions (drop some
- * keyframes for intra-only or drop just some bidir frames). *}
- AVDISCARD_NONE =-16, ///< discard nothing
- AVDISCARD_DEFAULT= 0, ///< discard useless packets like 0 size packets in avi
- AVDISCARD_NONREF = 8, ///< discard all non reference
- AVDISCARD_BIDIR = 16, ///< discard all bidirectional frames
- AVDISCARD_NONKEY = 32, ///< discard all frames except keyframes
- AVDISCARD_ALL = 48 ///< discard all
+ * keyframes for intra-only or drop just some bidir frames).
+ *}
+ AVDISCARD_NONE = -16, ///< discard nothing
+ AVDISCARD_DEFAULT = 0, ///< discard useless packets like 0 size packets in avi
+ AVDISCARD_NONREF = 8, ///< discard all non reference
+ AVDISCARD_BIDIR = 16, ///< discard all bidirectional frames
+ AVDISCARD_NONKEY = 32, ///< discard all frames except keyframes
+ AVDISCARD_ALL = 48 ///< discard all
+ );
+
+{$IF LIBAVCODEC_VERSION >= 52028000} // >= 52.28.0
+ TAVColorPrimaries = (
+ AVCOL_PRI_BT709 = 1, ///< also ITU-R BT1361 / IEC 61966-2-4 / SMPTE RP177 Annex B
+ AVCOL_PRI_UNSPECIFIED = 2,
+ AVCOL_PRI_BT470M = 4,
+ AVCOL_PRI_BT470BG = 5, ///< also ITU-R BT601-6 625 / ITU-R BT1358 625 / ITU-R BT1700 625 PAL & SECAM
+ AVCOL_PRI_SMPTE170M = 6, ///< also ITU-R BT601-6 525 / ITU-R BT1358 525 / ITU-R BT1700 NTSC
+ AVCOL_PRI_SMPTE240M = 7, ///< functionally identical to above
+ AVCOL_PRI_FILM = 8,
+ AVCOL_PRI_NB ///< Not part of ABI
+ );
+
+ TAVColorTransferCharacteristic = (
+ AVCOL_TRC_BT709 = 1, ///< also ITU-R BT1361
+ AVCOL_TRC_UNSPECIFIED = 2,
+ AVCOL_TRC_GAMMA22 = 4, ///< also ITU-R BT470M / ITU-R BT1700 625 PAL & SECAM
+ AVCOL_TRC_GAMMA28 = 5, ///< also ITU-R BT470BG
+ AVCOL_TRC_NB ///< Not part of ABI
+ );
+
+ TAVColorSpace = (
+ AVCOL_SPC_RGB = 0,
+ AVCOL_SPC_BT709 = 1, ///< also ITU-R BT1361 / IEC 61966-2-4 xvYCC709 / SMPTE RP177 Annex B
+ AVCOL_SPC_UNSPECIFIED = 2,
+ AVCOL_SPC_FCC = 4,
+ AVCOL_SPC_BT470BG = 5, ///< also ITU-R BT601-6 625 / ITU-R BT1358 625 / ITU-R BT1700 625 PAL & SECAM / IEC 61966-2-4 xvYCC601
+ AVCOL_SPC_SMPTE170M = 6, ///< also ITU-R BT601-6 525 / ITU-R BT1358 525 / ITU-R BT1700 NTSC / functionally identical to above
+ AVCOL_SPC_SMPTE240M = 7,
+ AVCOL_SPC_NB ///< Not part of ABI
);
+ TAVColorRange = (
+ AVCOL_RANGE_UNSPECIFIED = 0,
+ AVCOL_RANGE_MPEG = 1, ///< the normal 219*2^(n-8) "MPEG" YUV ranges
+ AVCOL_RANGE_JPEG = 2, ///< the normal 2^n-1 "JPEG" YUV ranges
+ AVCOL_RANGE_NB ///< Not part of ABI
+ );
+
+(**
+ * X X 3 4 X X are luma samples,
+ * 1 2 1-6 are possible chroma positions
+ * X X 5 6 X 0 is undefined/unknown position
+ *)
+ TAVChromaLocation = (
+ AVCHROMA_LOC_UNSPECIFIED = 0,
+ AVCHROMA_LOC_LEFT = 1, ///< mpeg2/4, h264 default
+ AVCHROMA_LOC_CENTER = 2, ///< mpeg1, jpeg, h263
+ AVCHROMA_LOC_TOPLEFT = 3, ///< DV
+ AVCHROMA_LOC_TOP = 4,
+ AVCHROMA_LOC_BOTTOMLEFT = 5,
+ AVCHROMA_LOC_BOTTOM = 6,
+ AVCHROMA_LOC_NB ///< Not part of ABI
+ );
+{$IFEND}
+
PRcOverride = ^TRcOverride;
TRcOverride = record {16}
- start_frame: cint;
- end_frame: cint;
- qscale: cint; // if this is 0 then quality_factor will be used instead
+ start_frame: cint;
+ end_frame: cint;
+ qscale: cint; // if this is 0 then quality_factor will be used instead
quality_factor: cfloat;
end;
@@ -655,8 +762,8 @@ type
end;
const
- FF_QSCALE_TYPE_MPEG1 = 0;
- FF_QSCALE_TYPE_MPEG2 = 1;
+ FF_QSCALE_TYPE_MPEG1 = 0;
+ FF_QSCALE_TYPE_MPEG2 = 1;
FF_QSCALE_TYPE_H264 = 2;
FF_BUFFER_TYPE_INTERNAL = 1;
@@ -678,7 +785,311 @@ const
FF_BUFFER_HINTS_PRESERVE = $04; // User must not alter buffer content
FF_BUFFER_HINTS_REUSABLE = $08; // Codec will reuse the buffer (update)
+const
+ {$IF LIBAVCODEC_VERSION < 52000000} // < 52.0.0
+ DEFAULT_FRAME_RATE_BASE = 1001000;
+ {$IFEND}
+
+ FF_ASPECT_EXTENDED = 15;
+
+ FF_RC_STRATEGY_XVID = 1;
+
+ FF_BUG_AUTODETECT = 1; ///< autodetection
+ FF_BUG_OLD_MSMPEG4 = 2;
+ FF_BUG_XVID_ILACE = 4;
+ FF_BUG_UMP4 = 8;
+ FF_BUG_NO_PADDING = 16;
+ FF_BUG_AMV = 32;
+ FF_BUG_AC_VLC = 0; ///< will be removed, libavcodec can now handle these non compliant files by default
+ FF_BUG_QPEL_CHROMA = 64;
+ FF_BUG_STD_QPEL = 128;
+ FF_BUG_QPEL_CHROMA2 = 256;
+ FF_BUG_DIRECT_BLOCKSIZE = 512;
+ FF_BUG_EDGE = 1024;
+ FF_BUG_HPEL_CHROMA = 2048;
+ FF_BUG_DC_CLIP = 4096;
+ FF_BUG_MS = 8192; ///< workaround various bugs in microsofts broken decoders
+ //FF_BUG_FAKE_SCALABILITY = 16 //Autodetection should work 100%.
+
+ FF_COMPLIANCE_VERY_STRICT = 2; ///< strictly conform to a older more strict version of the spec or reference software
+ FF_COMPLIANCE_STRICT = 1; ///< strictly conform to all the things in the spec no matter what consequences
+ FF_COMPLIANCE_NORMAL = 0;
+ FF_COMPLIANCE_INOFFICIAL = -1; ///< allow inofficial extensions
+ FF_COMPLIANCE_EXPERIMENTAL = -2; ///< allow non standarized experimental things
+
+ FF_ER_CAREFUL = 1;
+ FF_ER_COMPLIANT = 2;
+ FF_ER_AGGRESSIVE = 3;
+ FF_ER_VERY_AGGRESSIVE = 4;
+
+ FF_DCT_AUTO = 0;
+ FF_DCT_FASTINT = 1;
+ FF_DCT_INT = 2;
+ FF_DCT_MMX = 3;
+ FF_DCT_MLIB = 4;
+ FF_DCT_ALTIVEC = 5;
+ FF_DCT_FAAN = 6;
+
+ FF_IDCT_AUTO = 0;
+ FF_IDCT_INT = 1;
+ FF_IDCT_SIMPLE = 2;
+ FF_IDCT_SIMPLEMMX = 3;
+ FF_IDCT_LIBMPEG2MMX = 4;
+ FF_IDCT_PS2 = 5;
+ FF_IDCT_MLIB = 6;
+ FF_IDCT_ARM = 7;
+ FF_IDCT_ALTIVEC = 8;
+ FF_IDCT_SH4 = 9;
+ FF_IDCT_SIMPLEARM = 10;
+ FF_IDCT_H264 = 11;
+ FF_IDCT_VP3 = 12;
+ FF_IDCT_IPP = 13;
+ FF_IDCT_XVIDMMX = 14;
+ FF_IDCT_CAVS = 15;
+ FF_IDCT_SIMPLEARMV5TE= 16;
+ FF_IDCT_SIMPLEARMV6 = 17;
+ FF_IDCT_SIMPLEVIS = 18;
+ FF_IDCT_WMV2 = 19;
+ FF_IDCT_FAAN = 20;
+ FF_IDCT_EA = 21;
+ FF_IDCT_SIMPLENEON = 22;
+ FF_IDCT_SIMPLEALPHA = 23;
+
+ FF_EC_GUESS_MVS = 1;
+ FF_EC_DEBLOCK = 2;
+
+ FF_MM_FORCE = $80000000; (* force usage of selected flags (OR) *)
+ (* lower 16 bits - CPU features *)
+ FF_MM_MMX = $0001; ///< standard MMX
+ FF_MM_3DNOW = $0004; ///< AMD 3DNOW
+ {$IF LIBAVCODEC_MAX_VERSION_MAJOR < 53}
+ FF_MM_MMXEXT = $0002; ///< SSE integer functions or AMD MMX ext
+ {$IFEND}
+ {$IF LIBAVCODEC_VERSION >= 52024000} // >= 52.24.0
+ FF_MM_MMX2 = $0002; ///< SSE integer functions or AMD MMX ext
+ {$IFEND}
+ FF_MM_SSE = $0008; ///< SSE functions
+ FF_MM_SSE2 = $0010; ///< PIV SSE2 functions
+ FF_MM_3DNOWEXT = $0020; ///< AMD 3DNowExt
+ FF_MM_SSE3 = $0040; ///< Prescott SSE3 functions
+ FF_MM_SSSE3 = $0080; ///< Conroe SSSE3 functions
+ {$IF LIBAVCODEC_VERSION >= 52022003} // >= 52.22.3
+ FF_MM_SSE4 = $0100; ///< Penryn SSE4.1 functions
+ FF_MM_SSE42 = $0200; ///< Nehalem SSE4.2 functions
+ {$IFEND}
+ FF_MM_IWMMXT = $0100; ///< XScale IWMMXT
+ FF_MM_ALTIVEC = $0001; ///< standard AltiVec
+
+ FF_PRED_LEFT = 0;
+ FF_PRED_PLANE = 1;
+ FF_PRED_MEDIAN = 2;
+
+ FF_DEBUG_PICT_INFO = 1;
+ FF_DEBUG_RC = 2;
+ FF_DEBUG_BITSTREAM = 4;
+ FF_DEBUG_MB_TYPE = 8;
+ FF_DEBUG_QP = 16;
+ FF_DEBUG_MV = 32;
+ FF_DEBUG_DCT_COEFF = $00000040;
+ FF_DEBUG_SKIP = $00000080;
+ FF_DEBUG_STARTCODE = $00000100;
+ FF_DEBUG_PTS = $00000200;
+ FF_DEBUG_ER = $00000400;
+ FF_DEBUG_MMCO = $00000800;
+ FF_DEBUG_BUGS = $00001000;
+ FF_DEBUG_VIS_QP = $00002000;
+ FF_DEBUG_VIS_MB_TYPE = $00004000;
+ FF_DEBUG_BUFFERS = $00008000;
+
+ FF_DEBUG_VIS_MV_P_FOR = $00000001; //visualize forward predicted MVs of P frames
+ FF_DEBUG_VIS_MV_B_FOR = $00000002; //visualize forward predicted MVs of B frames
+ FF_DEBUG_VIS_MV_B_BACK = $00000004; //visualize backward predicted MVs of B frames
+
+ FF_CMP_SAD = 0;
+ FF_CMP_SSE = 1;
+ FF_CMP_SATD = 2;
+ FF_CMP_DCT = 3;
+ FF_CMP_PSNR = 4;
+ FF_CMP_BIT = 5;
+ FF_CMP_RD = 6;
+ FF_CMP_ZERO = 7;
+ FF_CMP_VSAD = 8;
+ FF_CMP_VSSE = 9;
+ FF_CMP_NSSE = 10;
+ FF_CMP_W53 = 11;
+ FF_CMP_W97 = 12;
+ FF_CMP_DCTMAX = 13;
+ FF_CMP_DCT264 = 14;
+ FF_CMP_CHROMA = 256;
+
+ FF_DTG_AFD_SAME = 8;
+ FF_DTG_AFD_4_3 = 9;
+ FF_DTG_AFD_16_9 = 10;
+ FF_DTG_AFD_14_9 = 11;
+ FF_DTG_AFD_4_3_SP_14_9 = 13;
+ FF_DTG_AFD_16_9_SP_14_9 = 14;
+ FF_DTG_AFD_SP_4_3 = 15;
+
+ FF_DEFAULT_QUANT_BIAS = 999999;
+
+ FF_LAMBDA_SHIFT = 7;
+ FF_LAMBDA_SCALE = (1 shl FF_LAMBDA_SHIFT);
+ FF_QP2LAMBDA = 118; ///< factor to convert from H.263 QP to lambda
+ FF_LAMBDA_MAX = (256 * 128 - 1);
+
+ FF_QUALITY_SCALE = FF_LAMBDA_SCALE; //FIXME maybe remove
+
+ FF_CODER_TYPE_VLC = 0;
+ FF_CODER_TYPE_AC = 1;
+ FF_CODER_TYPE_RAW = 2;
+ FF_CODER_TYPE_RLE = 3;
+ FF_CODER_TYPE_DEFLATE = 4;
+
+ SLICE_FLAG_CODED_ORDER = $0001; ///< draw_horiz_band() is called in coded order instead of display
+ SLICE_FLAG_ALLOW_FIELD = $0002; ///< allow draw_horiz_band() with field slices (MPEG2 field pics)
+ SLICE_FLAG_ALLOW_PLANE = $0004; ///< allow draw_horiz_band() with 1 component at a time (SVQ1)
+
+ FF_MB_DECISION_SIMPLE = 0; ///< uses mb_cmp
+ FF_MB_DECISION_BITS = 1; ///< chooses the one which needs the fewest bits
+ FF_MB_DECISION_RD = 2; ///< rate distortion
+
+ FF_AA_AUTO = 0;
+ FF_AA_FASTINT = 1; //not implemented yet
+ FF_AA_INT = 2;
+ FF_AA_FLOAT = 3;
+
+ FF_PROFILE_UNKNOWN = -99;
+ FF_PROFILE_AAC_MAIN = 0;
+ FF_PROFILE_AAC_LOW = 1;
+ FF_PROFILE_AAC_SSR = 2;
+ FF_PROFILE_AAC_LTP = 3;
+
+ FF_LEVEL_UNKNOWN = -99;
+
+ X264_PART_I4X4 = $001; (* Analyse i4x4 *)
+ X264_PART_I8X8 = $002; (* Analyse i8x8 (requires 8x8 transform) *)
+ X264_PART_P8X8 = $010; (* Analyse p16x8, p8x16 and p8x8 *)
+ X264_PART_P4X4 = $020; (* Analyse p8x4, p4x8, p4x4 *)
+ X264_PART_B8X8 = $100; (* Analyse b16x8, b8x16 and b8x8 *)
+
+ FF_COMPRESSION_DEFAULT = -1;
+
+const
+ AVPALETTE_SIZE = 1024;
+ AVPALETTE_COUNT = 256;
+
+{$IF LIBAVCODEC_MAX_VERSION_MAJOR < 53}
+type
+(**
+ * AVPaletteControl
+ * This structure defines a method for communicating palette changes
+ * between and demuxer and a decoder.
+ *
+ * @deprecated Use AVPacket to send palette changes instead.
+ * This is totally broken.
+ *)
+ PAVPaletteControl = ^TAVPaletteControl;
+ TAVPaletteControl = record
+ (* demuxer sets this to 1 to indicate the palette has changed;
+ * decoder resets to 0 *)
+ palette_changed: cint;
+
+ (* 4-byte ARGB palette entries, stored in native byte order; note that
+ * the individual palette components should be on a 8-bit scale; if
+ * the palette data comes from a IBM VGA native format, the component
+ * data is probably 6 bits in size and needs to be scaled *)
+ palette: array [0..AVPALETTE_COUNT - 1] of cuint;
+ end; {deprecated;}
+{$IFEND}
+
+{$IF LIBAVCODEC_VERSION >= 52023000} // >= 52.23.0
+type
+ PAVPacket = ^TAVPacket;
+ TAVPacket = record
+(*
+ * Presentation timestamp in AVStream->time_base units; the time at which
+ * the decompressed packet will be presented to the user.
+ * Can be AV_NOPTS_VALUE if it is not stored in the file.
+ * pts MUST be larger or equal to dts as presentation cannot happen before
+ * decompression, unless one wants to view hex dumps. Some formats misuse
+ * the terms dts and pts/cts to mean something different. Such timestamps
+ * must be converted to true pts/dts before they are stored in AVPacket.
+ *)
+ pts: cint64;
+(*
+ * Decompression timestamp in AVStream->time_base units; the time at which
+ * the packet is decompressed.
+ * Can be AV_NOPTS_VALUE if it is not stored in the file.
+ *)
+ dts: cint64;
+ data: PByteArray;
+ size: cint;
+ stream_index: cint;
+ flags: cint;
+(*
+ * Duration of this packet in AVStream->time_base units, 0 if unknown.
+ * Equals next_pts - this_pts in presentation order.
+ *)
+ duration: cint;
+ destruct: procedure (para1: PAVPacket); cdecl;
+ priv: pointer;
+ pos: cint64; // byte position in stream, -1 if unknown
+
+(*
+ * Time difference in AVStream->time_base units from the pts of this
+ * packet to the point at which the output from the decoder has converged
+ * independent from the availability of previous frames. That is, the
+ * frames are virtually identical no matter if decoding started from
+ * the very first frame or from this keyframe.
+ * Is AV_NOPTS_VALUE if unknown.
+ * This field is not the display duration of the current packet.
+ *
+ * The purpose of this field is to allow seeking in streams that have no
+ * keyframes in the conventional sense. It corresponds to the
+ * recovery point SEI in H.264 and match_time_delta in NUT. It is also
+ * essential for some types of subtitle streams to ensure that all
+ * subtitles are correctly displayed after seeking.
+ *)
+ convergence_duration: cint64;
+ end;
+
+const
+ {$IF LIBAVCODEC_VERSION >= 52030002} // >= 52.30.2
+ PKT_FLAG_KEY = $0001;
+ {$ELSE}
+ AV_PKT_FLAG_KEY = $0001;
+ {$IF LIBAVCODEC_VERSION_MAJOR < 53}
+ PKT_FLAG_KEY = AV_PKT_FLAG_KEY;
+ {$IFEND}
+ {$IFEND}
+{$IFEND}
+
type
+ PAVClass = ^TAVClass; {const}
+ PAVCodecContext = ^TAVCodecContext;
+
+ PAVCodec = ^TAVCodec;
+
+{$IF LIBAVCODEC_VERSION >= 52018000} // >= 52.18.0
+ PAVHWAccel = ^TAVHWAccel;
+{$IFEND}
+
+ // int[4]
+ PQuadIntArray = ^TQuadIntArray;
+ TQuadIntArray = array[0..3] of cint;
+ // int (*func)(struct AVCodecContext *c2, void *arg)
+ TExecuteFunc = function(c2: PAVCodecContext; arg: Pointer): cint; cdecl;
+
+ TAVClass = record
+ class_name: PAnsiChar;
+ (* actually passing a pointer to an AVCodecContext
+ or AVFormatContext, which begin with an AVClass.
+ Needed because av_log is in libavcodec and has no visibility
+ of AVIn/OutputFormat *)
+ item_name: function(): PAnsiChar; cdecl;
+ option: PAVOption;
+ end;
+
{**
* Audio Video Frame.
* New fields can be added to the end of FF_COMMON_FRAME with minor version
@@ -724,7 +1135,7 @@ type
* - decoding: Set by libavcodec.
*)
pts: cint64;
- (**\
+ (**
* picture number in bitstream order
* - encoding: set by
* - decoding: Set by libavcodec.
@@ -753,6 +1164,7 @@ type
* is this picture used as reference
* The values for this are the same as the MpegEncContext.picture_structure
* variable, that is 1->top field, 2->bottom field, 3->frame/both fields.
+ * Set to 4 for delayed, non-reference frames.
* - encoding: unused
* - decoding: Set by libavcodec. (before get_buffer() call)).
*)
@@ -877,7 +1289,7 @@ type
*)
ref_index: array [0..1] of PShortint;
- {$IF LIBAVCODEC_VERSION >= 51068000} // 51.68.0
+ {$IF LIBAVCODEC_VERSION >= 51068000} // >= 51.68.0
(**
* reordered opaque 64bit number (generally a PTS) from AVCodecContext.reordered_opaque
* output in AVFrame.reordered_opaque
@@ -886,8 +1298,20 @@ type
*)
reordered_opaque: cint64;
{$IFEND}
+
+ {$IF LIBAVCODEC_VERSION = 52021000} // = 52.21.0
+ (**
+ * hardware accelerator private data (FFmpeg allocated)
+ * - encoding: unused
+ * - decoding: Set by libavcodec
+ *)
+ hwaccel_data_private: pointer;
+ {$IFEND}
+ {$IF LIBAVCODEC_VERSION >= 52022000} // >= 52.22.0
+ hwaccel_picture_private: pointer;
+ {$IFEND}
- {$IF LIBAVCODEC_VERSION >= 51070000} // 51.70.0
+ {$IF LIBAVCODEC_VERSION >= 51070000} // >= 51.70.0
(**
* Bits per sample/pixel of internal libavcodec pixel/sample format.
* This field is applicable only when sample_fmt is SAMPLE_FMT_S32.
@@ -897,7 +1321,7 @@ type
bits_per_raw_sample: cint;
{$IFEND}
- {$IF LIBAVCODEC_VERSION >= 52002000} // 52.2.0
+ {$IF LIBAVCODEC_VERSION >= 52002000} // >= 52.2.0
(**
* Audio channel layout.
* - encoding: set by user.
@@ -913,7 +1337,7 @@ type
request_channel_layout: cint64;
{$IFEND}
- {$IF LIBAVCODEC_VERSION >= 52004000} // 52.4.0
+ {$IF LIBAVCODEC_VERSION >= 52004000} // >= 52.4.0
(**
* Ratecontrol attempt to use, at maximum, <value> of what can be used without an underflow.
* - encoding: Set by user.
@@ -928,234 +1352,73 @@ type
*)
rc_min_vbv_overflow_use: cfloat;
{$IFEND}
- end;
-
-const
- {$IF LIBAVCODEC_VERSION < 52000000} // < 52.0.0
- DEFAULT_FRAME_RATE_BASE = 1001000;
- {$IFEND}
-
- FF_ASPECT_EXTENDED = 15;
-
- FF_RC_STRATEGY_XVID = 1;
-
- FF_BUG_AUTODETECT = 1; ///< autodetection
- FF_BUG_OLD_MSMPEG4 = 2;
- FF_BUG_XVID_ILACE = 4;
- FF_BUG_UMP4 = 8;
- FF_BUG_NO_PADDING = 16;
- FF_BUG_AMV = 32;
- FF_BUG_AC_VLC = 0; ///< will be removed, libavcodec can now handle these non compliant files by default
- FF_BUG_QPEL_CHROMA = 64;
- FF_BUG_STD_QPEL = 128;
- FF_BUG_QPEL_CHROMA2 = 256;
- FF_BUG_DIRECT_BLOCKSIZE = 512;
- FF_BUG_EDGE = 1024;
- FF_BUG_HPEL_CHROMA = 2048;
- FF_BUG_DC_CLIP = 4096;
- FF_BUG_MS = 8192; ///< workaround various bugs in microsofts broken decoders
- //FF_BUG_FAKE_SCALABILITY = 16 //Autodetection should work 100%.
-
- FF_COMPLIANCE_VERY_STRICT = 2; ///< strictly conform to a older more strict version of the spec or reference software
- FF_COMPLIANCE_STRICT = 1; ///< strictly conform to all the things in the spec no matter what consequences
- FF_COMPLIANCE_NORMAL = 0;
- FF_COMPLIANCE_INOFFICIAL = -1; ///< allow inofficial extensions
- FF_COMPLIANCE_EXPERIMENTAL = -2; ///< allow non standarized experimental things
-
- FF_ER_CAREFUL = 1;
- FF_ER_COMPLIANT = 2;
- FF_ER_AGGRESSIVE = 3;
- FF_ER_VERY_AGGRESSIVE = 4;
-
- FF_DCT_AUTO = 0;
- FF_DCT_FASTINT = 1;
- FF_DCT_INT = 2;
- FF_DCT_MMX = 3;
- FF_DCT_MLIB = 4;
- FF_DCT_ALTIVEC = 5;
- FF_DCT_FAAN = 6;
-
- FF_IDCT_AUTO = 0;
- FF_IDCT_INT = 1;
- FF_IDCT_SIMPLE = 2;
- FF_IDCT_SIMPLEMMX = 3;
- FF_IDCT_LIBMPEG2MMX = 4;
- FF_IDCT_PS2 = 5;
- FF_IDCT_MLIB = 6;
- FF_IDCT_ARM = 7;
- FF_IDCT_ALTIVEC = 8;
- FF_IDCT_SH4 = 9;
- FF_IDCT_SIMPLEARM = 10;
- FF_IDCT_H264 = 11;
- FF_IDCT_VP3 = 12;
- FF_IDCT_IPP = 13;
- FF_IDCT_XVIDMMX = 14;
- FF_IDCT_CAVS = 15;
- FF_IDCT_SIMPLEARMV5TE= 16;
- FF_IDCT_SIMPLEARMV6 = 17;
- FF_IDCT_SIMPLEVIS = 18;
- FF_IDCT_WMV2 = 19;
- FF_IDCT_FAAN = 20;
- FF_IDCT_EA = 21;
- FF_IDCT_SIMPLENEON = 22;
- FF_IDCT_SIMPLEALPHA = 23;
-
- FF_EC_GUESS_MVS = 1;
- FF_EC_DEBLOCK = 2;
-
- FF_MM_FORCE = $80000000; (* force usage of selected flags (OR) *)
- (* lower 16 bits - CPU features *)
- FF_MM_MMX = $0001; ///< standard MMX
- FF_MM_3DNOW = $0004; ///< AMD 3DNOW
- FF_MM_MMXEXT = $0002; ///< SSE integer functions or AMD MMX ext
- FF_MM_SSE = $0008; ///< SSE functions
- FF_MM_SSE2 = $0010; ///< PIV SSE2 functions
- FF_MM_3DNOWEXT = $0020; ///< AMD 3DNowExt
- FF_MM_SSE3 = $0040; ///< Prescott SSE3 functions
- FF_MM_SSSE3 = $0080; ///< Conroe SSSE3 functions
- FF_MM_IWMMXT = $0100; ///< XScale IWMMXT
- FF_MM_ALTIVEC = $0001; ///< standard AltiVec
-
- FF_PRED_LEFT = 0;
- FF_PRED_PLANE = 1;
- FF_PRED_MEDIAN = 2;
-
- FF_DEBUG_PICT_INFO = 1;
- FF_DEBUG_RC = 2;
- FF_DEBUG_BITSTREAM = 4;
- FF_DEBUG_MB_TYPE = 8;
- FF_DEBUG_QP = 16;
- FF_DEBUG_MV = 32;
- FF_DEBUG_DCT_COEFF = $00000040;
- FF_DEBUG_SKIP = $00000080;
- FF_DEBUG_STARTCODE = $00000100;
- FF_DEBUG_PTS = $00000200;
- FF_DEBUG_ER = $00000400;
- FF_DEBUG_MMCO = $00000800;
- FF_DEBUG_BUGS = $00001000;
- FF_DEBUG_VIS_QP = $00002000;
- FF_DEBUG_VIS_MB_TYPE = $00004000;
- FF_DEBUG_BUFFERS = $00008000;
-
- FF_DEBUG_VIS_MV_P_FOR = $00000001; //visualize forward predicted MVs of P frames
- FF_DEBUG_VIS_MV_B_FOR = $00000002; //visualize forward predicted MVs of B frames
- FF_DEBUG_VIS_MV_B_BACK = $00000004; //visualize backward predicted MVs of B frames
-
- FF_CMP_SAD = 0;
- FF_CMP_SSE = 1;
- FF_CMP_SATD = 2;
- FF_CMP_DCT = 3;
- FF_CMP_PSNR = 4;
- FF_CMP_BIT = 5;
- FF_CMP_RD = 6;
- FF_CMP_ZERO = 7;
- FF_CMP_VSAD = 8;
- FF_CMP_VSSE = 9;
- FF_CMP_NSSE = 10;
- FF_CMP_W53 = 11;
- FF_CMP_W97 = 12;
- FF_CMP_DCTMAX = 13;
- FF_CMP_DCT264 = 14;
- FF_CMP_CHROMA = 256;
-
- FF_DTG_AFD_SAME = 8;
- FF_DTG_AFD_4_3 = 9;
- FF_DTG_AFD_16_9 = 10;
- FF_DTG_AFD_14_9 = 11;
- FF_DTG_AFD_4_3_SP_14_9 = 13;
- FF_DTG_AFD_16_9_SP_14_9 = 14;
- FF_DTG_AFD_SP_4_3 = 15;
-
- FF_DEFAULT_QUANT_BIAS = 999999;
-
- FF_LAMBDA_SHIFT = 7;
- FF_LAMBDA_SCALE = (1 shl FF_LAMBDA_SHIFT);
- FF_QP2LAMBDA = 118; ///< factor to convert from H.263 QP to lambda
- FF_LAMBDA_MAX = (256 * 128 - 1);
-
- FF_QUALITY_SCALE = FF_LAMBDA_SCALE; //FIXME maybe remove
-
- FF_CODER_TYPE_VLC = 0;
- FF_CODER_TYPE_AC = 1;
- FF_CODER_TYPE_RAW = 2;
- FF_CODER_TYPE_RLE = 3;
- FF_CODER_TYPE_DEFLATE = 4;
-
- SLICE_FLAG_CODED_ORDER = $0001; ///< draw_horiz_band() is called in coded order instead of display
- SLICE_FLAG_ALLOW_FIELD = $0002; ///< allow draw_horiz_band() with field slices (MPEG2 field pics)
- SLICE_FLAG_ALLOW_PLANE = $0004; ///< allow draw_horiz_band() with 1 component at a time (SVQ1)
-
- FF_MB_DECISION_SIMPLE = 0; ///< uses mb_cmp
- FF_MB_DECISION_BITS = 1; ///< chooses the one which needs the fewest bits
- FF_MB_DECISION_RD = 2; ///< rate distortion
-
- FF_AA_AUTO = 0;
- FF_AA_FASTINT = 1; //not implemented yet
- FF_AA_INT = 2;
- FF_AA_FLOAT = 3;
-
- FF_PROFILE_UNKNOWN = -99;
- FF_PROFILE_AAC_MAIN = 0;
- FF_PROFILE_AAC_LOW = 1;
- FF_PROFILE_AAC_SSR = 2;
- FF_PROFILE_AAC_LTP = 3;
-
- FF_LEVEL_UNKNOWN = -99;
-
- X264_PART_I4X4 = $001; (* Analyse i4x4 *)
- X264_PART_I8X8 = $002; (* Analyse i8x8 (requires 8x8 transform) *)
- X264_PART_P8X8 = $010; (* Analyse p16x8, p8x16 and p8x8 *)
- X264_PART_P4X4 = $020; (* Analyse p8x4, p4x8, p4x4 *)
- X264_PART_B8X8 = $100; (* Analyse b16x8, b8x16 and b8x8 *)
-
- FF_COMPRESSION_DEFAULT = -1;
-
-const
- AVPALETTE_SIZE = 1024;
- AVPALETTE_COUNT = 256;
-
-type
-(**
- * AVPaletteControl
- * This structure defines a method for communicating palette changes
- * between and demuxer and a decoder.
- *
- * @deprecated Use AVPacket to send palette changes instead.
- * This is totally broken.
- *)
- PAVPaletteControl = ^TAVPaletteControl;
- TAVPaletteControl = record
- (* demuxer sets this to 1 to indicate the palette has changed;
- * decoder resets to 0 *)
- palette_changed: cint;
-
- (* 4-byte ARGB palette entries, stored in native byte order; note that
- * the individual palette components should be on a 8-bit scale; if
- * the palette data comes from a IBM VGA native format, the component
- * data is probably 6 bits in size and needs to be scaled *)
- palette: array [0..AVPALETTE_COUNT - 1] of cuint;
- end; {deprecated;}
+ {$IF LIBAVCODEC_VERSION >= 52018000} // >= 52.18.0
+ (**
+ * Hardware accelerator in use
+ * - encoding: unused.
+ * - decoding: Set by libavcodec
+ *)
+ hwaccel: PAVHWAccel;
+ {$IFEND}
+ {$IF LIBAVCODEC_VERSION >= 52020000} // >= 52.20.0
+ (**
+ * For some codecs, the time base is closer to the field rate than the frame rate.
+ * Most notably, H.264 and MPEG-2 specify time_base as half of frame duration
+ * if no telecine is used ...
+ *
+ * Set to time_base ticks per frame. Default 1, e.g., H.264/MPEG-2 set it to 2.
+ *)
+ ticks_per_frame: cint;
+ {$IFEND}
+ {$IF LIBAVCODEC_VERSION >= 52021000} // >= 52.21.0
+ (**
+ * Hardware accelerator context.
+ * For some hardware accelerators, a global context needs to be
+ * provided by the user. In that case, this holds display-dependent
+ * data FFmpeg cannot instantiate itself. Please refer to the
+ * FFmpeg HW accelerator documentation to know how to fill this
+ * is. e.g. for VA API, this is a struct vaapi_context.
+ * - encoding: unused
+ * - decoding: Set by user
+ *)
+ hwaccel_context: pointer;
+ {$IFEND}
+ {$IF LIBAVCODEC_VERSION >= 52028000} // >= 52.28.0
+ (**
+ * Chromaticity coordinates of the source primaries.
+ * - encoding: Set by user
+ * - decoding: Set by libavcodec
+ *)
+ color_primaries: TAVColorPrimaries;
-type
- PAVClass = ^TAVClass; {const}
- PAVCodecContext = ^TAVCodecContext;
+ (**
+ * Color Transfer Characteristic.
+ * - encoding: Set by user
+ * - decoding: Set by libavcodec
+ *)
+ color_trc: TAVColorTransferCharacteristic;
- PAVCodec = ^TAVCodec;
+ (**
+ * YUV colorspace type.
+ * - encoding: Set by user
+ * - decoding: Set by libavcodec
+ *)
+ colorspace: TAVColorSpace;
- // int[4]
- PQuadIntArray = ^TQuadIntArray;
- TQuadIntArray = array[0..3] of cint;
- // int (*func)(struct AVCodecContext *c2, void *arg)
- TExecuteFunc = function(c2: PAVCodecContext; arg: Pointer): cint; cdecl;
+ (**
+ * MPEG vs JPEG YUV range.
+ * - encoding: Set by user
+ * - decoding: Set by libavcodec
+ *)
+ color_range: TAVColorRange;
- TAVClass = record
- class_name: PAnsiChar;
- (* actually passing a pointer to an AVCodecContext
- or AVFormatContext, which begin with an AVClass.
- Needed because av_log is in libavcodec and has no visibility
- of AVIn/OutputFormat *)
- item_name: function(): PAnsiChar; cdecl;
- option: PAVOption;
+ (**
+ * This defines the location of chroma samples.
+ * - encoding: Set by user
+ * - decoding: Set by libavcodec
+ *)
+ chroma_sample_location: TAVChromaLocation;
+ {$IFEND}
end;
(**
@@ -1273,6 +1536,13 @@ type
* decoder to draw a horizontal band. It improves cache usage. Not
* all codecs can do that. You must check the codec capabilities
* beforehand.
+ * The function is also used by hardware acceleration APIs.
+ * It is called at least once during frame decoding to pass
+ * the data needed for hardware render.
+ * In that mode instead of pixel data, AVFrame points to
+ * a structure specific to the acceleration API. The application
+ * reads the structure and can change some fields to indicate progress
+ * or mark state.
* - encoding: unused
* - decoding: Set by user.
* @param height the height of the slice
@@ -1301,7 +1571,9 @@ type
*)
frame_size: cint;
frame_number: cint; ///< audio or video frame number
+{$IF LIBAVCODEC_MAX_VERSION_MAJOR < 53}
real_pict_num: cint; ///< returns the real picture number of previous encoded frame
+{$IFEND}
(**
* Number of frames the decoded output will be delayed relative to
@@ -1490,6 +1762,9 @@ type
* If pic.reference is set then the frame will be read later by libavcodec.
* avcodec_align_dimensions() should be used to find the required width and
* height, as they normally need to be rounded up to the next multiple of 16.
+ * if CODEC_CAP_DR1 is not set then get_buffer() must call
+ * avcodec_default_get_buffer() instead of providing buffers allocated by
+ * some other means.
* - encoding: unused
* - decoding: Set by libavcodec., user can override.
*)
@@ -1505,7 +1780,8 @@ type
release_buffer: procedure (c: PAVCodecContext; pic: PAVFrame); cdecl;
(**
- * If 1 the stream has a 1 frame delay during decoding.
+ * Size of the frame reordering buffer in the decoder.
+ * For MPEG-2 it is 1 IPB or 0 low delay IP.
* - encoding: Set by libavcodec.
* - decoding: Set by libavcodec.
*)
@@ -2012,6 +2288,9 @@ type
* libavcodec will pass previous buffer in pic, function should return
* same buffer or new buffer with old frame "painted" into it.
* If pic.data[0] == NULL must behave like get_buffer().
+ * if CODEC_CAP_DR1 is not set then reget_buffer() must call
+ * avcodec_default_reget_buffer() instead of providing buffers allocated by
+ * some other means.
* - encoding: unused
* - decoding: Set by libavcodec., user can override
*)
@@ -2465,6 +2744,15 @@ type
*)
reordered_opaque: cint64;
{$IFEND}
+
+ {$IF LIBAVCODEC_VERSION >= 52028000} // 52.28.0
+ (**
+ * This defines the location of chroma samples.
+ * - encoding: Set by user
+ * - decoding: Set by libavcodec
+ *)
+ chroma_sample_location: TAVChromaLocation;
+ {$IFEND}
end;
(**
@@ -2479,7 +2767,11 @@ type
encode: function (avctx: PAVCodecContext; buf: PByteArray; buf_size: cint; data: pointer): cint; cdecl;
close: function (avctx: PAVCodecContext): cint; cdecl;
decode: function (avctx: PAVCodecContext; outdata: pointer; var outdata_size: cint;
+ {$IF LIBAVCODEC_VERSION < 52025000} // 52.25.0
buf: {const} PByteArray; buf_size: cint): cint; cdecl;
+ {$ELSE}
+ avpkt: PAVPacket): cint; cdecl;
+ {$IFEND}
(**
* Codec capabilities.
* see CODEC_CAP_*
@@ -2495,8 +2787,8 @@ type
pix_fmts: {const} PAVPixelFormat; ///< array of supported pixel formats, or NULL if unknown, array is terminated by -1
{$IF LIBAVCODEC_VERSION >= 51055000} // 51.55.0
(**
- * Descriptive name for the codec, meant to be more human readable than \p name.
- * You \e should use the NULL_IF_CONFIG_SMALL() macro to define it.
+ * Descriptive name for the codec, meant to be more human readable than name.
+ * You should use the NULL_IF_CONFIG_SMALL() macro to define it.
*)
long_name: {const} PAnsiChar;
{$IFEND}
@@ -2511,6 +2803,105 @@ type
{$IFEND}
end;
+{$IF LIBAVCODEC_VERSION >= 52018000} // 52.18.0
+(**
+ * AVHWAccel.
+ *)
+ TAVHWAccel = record
+ (**
+ * Name of the hardware accelerated codec.
+ * The name is globally unique among encoders and among decoders (but an
+ * encoder and a decoder can share the same name).
+ *)
+ name: PAnsiChar;
+
+ (**
+ * Type of codec implemented by the hardware accelerator.
+ *
+ * See CODEC_TYPE_xxx
+ *)
+ type_: TCodecType;
+
+ (**
+ * Codec implemented by the hardware accelerator.
+ *
+ * See CODEC_ID_xxx
+ *)
+ id: TCodecID;
+
+ (**
+ * Supported pixel format.
+ *
+ * Only hardware accelerated formats are supported here.
+ *)
+ pix_fmt: {const} PAVPixelFormat;
+
+ (**
+ * Hardware accelerated codec capabilities.
+ * see FF_HWACCEL_CODEC_CAP_*
+ *)
+ capabilities: cint;
+
+ next: PAVCodec;
+
+ (**
+ * Called at the beginning of each frame or field picture.
+ *
+ * Meaningful frame information (codec specific) is guaranteed to
+ * be parsed at this point. This function is mandatory.
+ *
+ * Note that buf can be NULL along with buf_size set to 0.
+ * Otherwise, this means the whole frame is available at this point.
+ *
+ * @param avctx the codec context
+ * @param buf the frame data buffer base
+ * @param buf_size the size of the frame in bytes
+ * @return zero if successful, a negative value otherwise
+ *)
+ start_frame: function (avctx: PAVCodecContext;
+ buf: PByteArray;
+ buf_size: cint): cint; cdecl;
+
+ (**
+ * Callback for each slice.
+ *
+ * Meaningful slice information (codec specific) is guaranteed to
+ * be parsed at this point. This function is mandatory.
+ *
+ * @param avctx the codec context
+ * @param buf the slice data buffer base
+ * @param buf_size the size of the slice in bytes
+ * @return zero if successful, a negative value otherwise
+ *)
+ decode_slice: function (avctx: PAVCodecContext;
+ buf: PByteArray;
+ buf_size: cint): cint; cdecl;
+
+ (**
+ * Called at the end of each frame or field picture.
+ *
+ * The whole picture is parsed at this point and can now be sent
+ * to the hardware accelerator. This function is mandatory.
+ *
+ * @param avctx the codec context
+ * @return zero if successful, a negative value otherwise
+ *)
+ end_frame: function (avctx: PAVCodecContext): cint; cdecl;
+
+{$IF LIBAVCODEC_VERSION >= 52021000} // >= 52.21.0
+ (**
+ * Size of HW accelerator private data.
+ *
+ * Private data is allocated with av_mallocz() before
+ * AVCodecContext.get_buffer() and deallocated after
+ * AVCodecContext.release_buffer().
+ *)
+ priv_data_size: cint;
+{$IFEND}
+
+ end;
+{$IFEND}
+
(**
* four components are given, that's all.
* the last component is alpha
@@ -2594,9 +2985,69 @@ type
{$IFEND}
end;
+{$IF LIBAVCODEC_VERSION >= 52025000} // 52.25.0
+{ packet functions }
-(* resample.c *)
+(**
+ * @deprecated use NULL instead
+ *)
+procedure av_destruct_packet_nofree(pkt: PAVPacket);
+ cdecl; external av__codec;
+(*
+ * Default packet destructor.
+ *)
+procedure av_destruct_packet(pkt: PAVPacket);
+ cdecl; external av__codec;
+
+(*
+ * Initialize optional fields of a packet with default values.
+ *
+ * @param pkt packet
+ *)
+procedure av_init_packet(pkt: PAVPacket);
+ cdecl; external av__codec;
+
+(*
+ * Allocate the payload of a packet and initialize its fields with
+ * default values.
+ *
+ * @param pkt packet
+ * @param size wanted payload size
+ * @return 0 if OK, AVERROR_xxx otherwise
+ *)
+function av_new_packet(pkt: PAVPacket; size: cint): cint;
+ cdecl; external av__codec;
+
+(*
+ * Reduce packet size, correctly zeroing padding
+ *
+ * @param pkt packet
+ * @param size new size
+ *)
+procedure av_shrink_packet(pkt: PAVPacket; size: cint);
+ cdecl; external av__codec;
+
+(*
+ * @warning This is a hack - the packet memory allocation stuff is broken. The
+ * packet is allocated if it was not really allocated.
+ *)
+function av_dup_packet(pkt: PAVPacket): cint;
+ cdecl; external av__codec;
+
+(*
+ * Free a packet.
+ *
+ * @param pkt packet to free
+ *)
+procedure av_free_packet(pkt: PAVPacket);
+{$IF LIBAVCODEC_VERSION >= 52028000} // 52.28.0
+ cdecl; external av__codec;
+{$IFEND}
+{$IFEND}
+
+(* resample.c *)
+type
PReSampleContext = pointer;
PAVResampleContext = pointer;
PImgReSampleContext = pointer;
@@ -2611,15 +3062,44 @@ function audio_resample (s: PReSampleContext; output: PSmallint; input: PSmallin
procedure audio_resample_close (s: PReSampleContext);
cdecl; external av__codec;
-
+(**
+ * Initializes an audio resampler.
+ * Note, if either rate is not an integer then simply scale both rates up so they are.
+ * @param filter_length length of each FIR filter in the filterbank relative to the cutoff freq
+ * @param log2_phase_count log2 of the number of entries in the polyphase filterbank
+ * @param linear If 1 then the used FIR filter will be linearly interpolated
+ between the 2 closest, if 0 the closest will be used
+ * @param cutoff cutoff frequency, 1.0 corresponds to half the output sampling rate
+ *)
function av_resample_init (out_rate: cint; in_rate: cint; filter_length: cint;
log2_phase_count: cint; linear: cint; cutoff: cdouble): PAVResampleContext;
cdecl; external av__codec;
+(**
+ * resamples.
+ * @param src an array of unconsumed samples
+ * @param consumed the number of samples of src which have been consumed are returned here
+ * @param src_size the number of unconsumed samples available
+ * @param dst_size the amount of space in samples available in dst
+ * @param update_ctx If this is 0 then the context will not be modified, that way several channels can be resampled with the same context.
+ * @return the number of samples written in dst or -1 if an error occurred
+ *)
function av_resample (c: PAVResampleContext; dst: PSmallint; src: PSmallint; var consumed: cint;
src_size: cint; dst_size: cint; update_ctx: cint): cint;
cdecl; external av__codec;
+(**
+ * Compensates samplerate/timestamp drift. The compensation is done by changing
+ * the resampler parameters, so no audible clicks or similar distortions occur
+ * @param compensation_distance distance in output samples over which the compensation should be performed
+ * @param sample_delta number of output samples which should be output less
+ *
+ * example: av_resample_compensate(c, 10, 500)
+ * here instead of 510 samples only 500 samples would be output
+ *
+ * note, due to rounding the actual compensation might be slightly different,
+ * especially if the compensation_distance is large and the in_rate used during init is small
+ *)
procedure av_resample_compensate (c: PAVResampleContext; sample_delta: cint;
compensation_distance: cint);
cdecl; external av__codec;
@@ -2627,7 +3107,6 @@ procedure av_resample_compensate (c: PAVResampleContext; sample_delta: cint;
procedure av_resample_close (c: PAVResampleContext);
cdecl; external av__codec;
-
{$IF LIBAVCODEC_VERSION < 52000000} // 52.0.0
(* YUV420 format is assumed ! *)
@@ -2660,7 +3139,6 @@ procedure img_resample (s: PImgReSampleContext; output: PAVPicture; input: {cons
*)
procedure img_resample_close (s: PImgReSampleContext);
cdecl; external av__codec; deprecated;
-
{$IFEND}
(**
@@ -2692,6 +3170,7 @@ procedure avpicture_free (picture: PAVPicture);
* If a planar format is specified, several pointers will be set pointing to
* the different picture planes and the line sizes of the different planes
* will be stored in the lines_sizes array.
+ * Call with ptr == NULL to get the required size for the ptr buffer.
*
* @param picture AVPicture whose fields are to be filled in
* @param ptr Buffer which will contain or contains the actual image data
@@ -2712,11 +3191,14 @@ function avpicture_layout (src: {const} PAVPicture; pix_fmt: TAVPixelFormat;
(**
* Calculate the size in bytes that a picture of the given width and height
* would occupy if stored in the given picture format.
+ * Note that this returns the size of a compact representation as generated
+ * by avpicture_layout, which can be smaller than the size required for e.g.
+ * avpicture_fill.
*
* @param pix_fmt the given picture format
* @param width the width of the image
* @param height the height of the image
- * @return Image data size in bytes
+ * @return Image data size in bytes or -1 on error (e.g. too large dimensions).
*)
function avpicture_get_size (pix_fmt: TAVPixelFormat; width: cint; height: cint): cint;
cdecl; external av__codec;
@@ -2724,12 +3206,34 @@ function avpicture_get_size (pix_fmt: TAVPixelFormat; width: cint; height: cint)
procedure avcodec_get_chroma_sub_sample (pix_fmt: TAVPixelFormat; var h_shift: cint; var v_shift: cint);
cdecl; external av__codec;
+(**
+ * Returns the pixel format corresponding to the name \p name.
+ *
+ * If there is no pixel format with name \p name, then looks for a
+ * pixel format with the name corresponding to the native endian
+ * format of \p name.
+ * For example in a little-endian system, first looks for "gray16",
+ * then for "gray16le".
+ *
+ * Finally if no pixel format has been found, returns \c PIX_FMT_NONE.
+ *)
function avcodec_get_pix_fmt_name(pix_fmt: TAVPixelFormat): PAnsiChar;
cdecl; external av__codec;
procedure avcodec_set_dimensions(s: PAVCodecContext; width: cint; height: cint);
cdecl; external av__codec;
+(**
+ * Returns the pixel format corresponding to the name name.
+ *
+ * If there is no pixel format with name name, then looks for a
+ * pixel format with the name corresponding to the native endian
+ * format of name.
+ * For example in a little-endian system, first looks for "gray16",
+ * then for "gray16le".
+ *
+ * Finally if no pixel format has been found, returns PIX_FMT_NONE.
+ *)
function avcodec_get_pix_fmt(name: {const} PAnsiChar): TAVPixelFormat;
cdecl; external av__codec;
@@ -2773,7 +3277,7 @@ function avcodec_get_pix_fmt_loss (dst_pix_fmt: TAVPixelFormat; src_pix_fmt: TAV
* some formats to other formats. avcodec_find_best_pix_fmt() searches which of
* the given pixel formats should be used to suffer the least amount of loss.
* The pixel formats from which it chooses one, are determined by the
- * \p pix_fmt_mask parameter.
+ * pix_fmt_mask parameter.
*
* @code
* src_pix_fmt = PIX_FMT_YUV420P;
@@ -2791,10 +3295,14 @@ function avcodec_get_pix_fmt_loss (dst_pix_fmt: TAVPixelFormat; src_pix_fmt: TAV
function avcodec_find_best_pix_fmt(pix_fmt_mask: cint64; src_pix_fmt: TAVPixelFormat;
has_alpha: cint; loss_ptr: PCint): cint;
cdecl; external av__codec;
-{$ELSE}
+{$ELSEIF LIBAVCODEC_VERSION < 52022001}
function avcodec_find_best_pix_fmt(pix_fmt_mask: cint; src_pix_fmt: TAVPixelFormat;
has_alpha: cint; loss_ptr: PCint): cint;
cdecl; external av__codec;
+{$ELSE}
+function avcodec_find_best_pix_fmt(pix_fmt_mask: cint; src_pix_fmt: TAVPixelFormat;
+ has_alpha: cint; loss_ptr: PCint): TAVPixelFormat;
+ cdecl; external av__codec;
{$IFEND}
{$IF LIBAVCODEC_VERSION >= 51041000} // 51.41.0
@@ -2808,8 +3316,13 @@ function avcodec_find_best_pix_fmt(pix_fmt_mask: cint; src_pix_fmt: TAVPixelForm
* a negative value to print the corresponding header.
* Meaningful values for obtaining a pixel format info vary from 0 to PIX_FMT_NB -1.
*)
+{$IF LIBAVCODEC_VERSION < 52022001} // 52.22.1
procedure avcodec_pix_fmt_string (buf: PAnsiChar; buf_size: cint; pix_fmt: cint);
cdecl; external av__codec;
+{$ELSE}
+procedure avcodec_pix_fmt_string (buf: PAnsiChar; buf_size: cint; pix_fmt: TAVPixelFormat);
+ cdecl; external av__codec;
+{$IFEND}
{$IFEND}
const
@@ -2822,7 +3335,8 @@ const
*)
function img_get_alpha_info (src: {const} PAVPicture;
pix_fmt: TAVPixelFormat;
- width: cint; height: cint): cint;
+ width: cint;
+ height: cint): cint;
cdecl; external av__codec;
{$IF LIBAVCODEC_VERSION < 52000000} // 52.0.0
@@ -2838,8 +3352,11 @@ function img_convert (dst: PAVPicture; dst_pix_fmt: TAVPixelFormat;
(* deinterlace a picture *)
(* deinterlace - if not supported return -1 *)
-function avpicture_deinterlace (dst: PAVPicture; src: {const} PAVPicture;
- pix_fmt: TAVPixelFormat; width: cint; height: cint): cint;
+function avpicture_deinterlace (dst: PAVPicture;
+ src: {const} PAVPicture;
+ pix_fmt: TAVPixelFormat;
+ width: cint;
+ height: cint): cint;
cdecl; external av__codec;
{* external high level API *}
@@ -2852,6 +3369,11 @@ var
{$IFEND}
{$IF LIBAVCODEC_VERSION >= 51049000} // 51.49.0
+(**
+ * If c is NULL, returns the first registered codec,
+ * if c is non-NULL, returns the next registered codec after c,
+ * or NULL if c is the last one.
+ *)
function av_codec_next(c: PAVCodec): PAVCodec;
cdecl; external av__codec;
{$IFEND}
@@ -2871,20 +3393,27 @@ function avcodec_build(): cuint;
(**
* Initializes libavcodec.
*
- * @warning This function \e must be called before any other libavcodec
+ * @warning This function must be called before any other libavcodec
* function.
*)
procedure avcodec_init();
cdecl; external av__codec;
(**
- * Register the codec \p codec and initialize libavcodec.
+ * Register the codec codec and initialize libavcodec.
*
* @see avcodec_init()
*)
+{$IF LIBAVCODEC_VERSION >= 52014000} // 52.14.0
+procedure avcodec_register(codec: PAVCodec);
+ cdecl; external av__codec;
+// Deprecated in favor of avcodec_register.
+procedure register_avcodec(codec: PAVCodec);
+ cdecl; external av__codec; deprecated;
+{$ELSEIF LIBAVCODEC_VERSION_MAJOR < 53}
procedure register_avcodec(codec: PAVCodec);
cdecl; external av__codec;
-
+{$IFEND}
(**
* Finds a registered encoder with a matching codec ID.
*
@@ -3050,125 +3579,189 @@ function avcodec_open(avctx: PAVCodecContext; codec: PAVCodec): cint;
{$IF LIBAVCODEC_VERSION < 52000000} // < 52.0.0
(**
- * @deprecated Use avcodec_decode_audio2() instead.
+ * @deprecated Use avcodec_decode_audio2 instead.
*)
function avcodec_decode_audio(avctx: PAVCodecContext; samples: PSmallint;
var frame_size_ptr: cint;
buf: {const} PByteArray; buf_size: cint): cint;
- cdecl; external av__codec;
+ cdecl; external av__codec; {deprecated;}
{$IFEND}
+{$IF LIBAVCODEC_MAX_VERSION_MAJOR < 53}
{$IF LIBAVCODEC_VERSION >= 51030000} // 51.30.0
(**
- * Decodes an audio frame from \p buf into \p samples.
- * The avcodec_decode_audio2() function decodes an audio frame from the input
- * buffer \p buf of size \p buf_size. To decode it, it makes use of the
- * audio codec which was coupled with \p avctx using avcodec_open(). The
- * resulting decoded frame is stored in output buffer \p samples. If no frame
- * could be decompressed, \p frame_size_ptr is zero. Otherwise, it is the
- * decompressed frame size in \e bytes.
+ * Decodes an audio frame from buf into samples.
+ * Wrapper function which calls avcodec_decode_audio3.
+ *
+ * @deprecated Use avcodec_decode_audio3 instead.
+ * @param avctx the codec context
+ * @param[out] samples the output buffer
+ * @param[in,out] frame_size_ptr the output buffer size in bytes
+ * @param[in] buf the input buffer
+ * @param[in] buf_size the input buffer size in bytes
+ * @return On error a negative value is returned, otherwise the number of bytes
+ * used or zero if no frame could be decompressed.
+ *)
+function avcodec_decode_audio2(avctx: PAVCodecContext; samples: PSmallint;
+ var frame_size_ptr: cint;
+ buf: {const} PByteArray; buf_size: cint): cint;
+ cdecl; external av__codec; {deprecated;}
+{$IFEND}
+{$IFEND}
+
+{$IF LIBAVCODEC_VERSION >= 52025000} // 52.25.0
+(**
+ * Decodes the audio frame of size avpkt->size from avpkt->data into samples.
+ * Some decoders may support multiple frames in a single AVPacket, such
+ * decoders would then just decode the first frame.
+ * If no frame
+ * could be decompressed, frame_size_ptr is zero. Otherwise, it is the
+ * decompressed frame size in bytes.
*
- * @warning You \e must set \p frame_size_ptr to the allocated size of the
- * output buffer before calling avcodec_decode_audio2().
+ * @warning You must set frame_size_ptr to the allocated size of the
+ * output buffer before calling avcodec_decode_audio3().
*
- * @warning The input buffer must be \c FF_INPUT_BUFFER_PADDING_SIZE larger than
+ * @warning The input buffer must be FF_INPUT_BUFFER_PADDING_SIZE larger than
* the actual read bytes because some optimized bitstream readers read 32 or 64
* bits at once and could read over the end.
*
- * @warning The end of the input buffer \p buf should be set to 0 to ensure that
+ * @warning The end of the input buffer avpkt->data should be set to 0 to ensure that
* no overreading happens for damaged MPEG streams.
*
- * @note You might have to align the input buffer \p buf and output buffer \p
+ * @note You might have to align the input buffer avpkt->data and output buffer
* samples. The alignment requirements depend on the CPU: On some CPUs it isn't
* necessary at all, on others it won't work at all if not aligned and on others
- * it will work but it will have an impact on performance. In practice, the
- * bitstream should have 4 byte alignment at minimum and all sample data should
- * be 16 byte aligned unless the CPU doesn't need it (AltiVec and SSE do). If
- * the linesize is not a multiple of 16 then there's no sense in aligning the
- * start of the buffer to 16.
+ * * it will work but it will have an impact on performance.
+ *
+ * In practice, avpkt->data should have 4 byte alignment at minimum and
+ * samples should be 16 byte aligned unless the CPU doesn't need it
+ * (AltiVec and SSE do).
*
* @note Some codecs have a delay between input and output, these need to be
- * feeded with buf=NULL, buf_size=0 at the end to return the remaining frames.
+ * feeded with avpkt->data=NULL, avpkt->size=0 at the end to return the remaining frames.
*
* @param avctx the codec context
* @param[out] samples the output buffer
* @param[in,out] frame_size_ptr the output buffer size in bytes
- * @param[in] buf the input buffer
- * @param[in] buf_size the input buffer size in bytes
+ * @param[in] avpkt The input AVPacket containing the input buffer.
+ * You can create such packet with av_init_packet() and by then setting
+ * data and size, some decoders might in addition need other fields.
+ * All decoders are designed to use the least fields possible though.
* @return On error a negative value is returned, otherwise the number of bytes
* used or zero if no frame could be decompressed.
*)
-function avcodec_decode_audio2(avctx: PAVCodecContext; samples: PSmallint;
+function avcodec_decode_audio3(avctx: PAVCodecContext; samples: PSmallint;
var frame_size_ptr: cint;
- buf: {const} PByteArray; buf_size: cint): cint;
+ avpkt: PAVPacket): cint;
cdecl; external av__codec;
{$IFEND}
+{$IF LIBAVCODEC_MAX_VERSION_MAJOR < 53}
(**
- * Decodes a video frame from \p buf into \p picture.
- * The avcodec_decode_video() function decodes a video frame from the input
- * buffer \p buf of size \p buf_size. To decode it, it makes use of the
- * video codec which was coupled with \p avctx using avcodec_open(). The
- * resulting decoded frame is stored in \p picture.
+ * Decodes a video frame from buf into picture.
+ * Wrapper function which calls avcodec_decode_video2.
*
- * @warning The input buffer must be \c FF_INPUT_BUFFER_PADDING_SIZE larger than
+ * @deprecated Use avcodec_decode_video2 instead.
+ * @param avctx the codec context
+ * @param[out] picture The AVFrame in which the decoded video frame will be stored.
+ * @param[in] buf the input buffer
+ * @param[in] buf_size the size of the input buffer in bytes
+ * @param[in,out] got_picture_ptr Zero if no frame could be decompressed, otherwise, it is nonzero.
+ * @return On error a negative value is returned, otherwise the number of bytes
+ * used or zero if no frame could be decompressed.
+ *)
+function avcodec_decode_video(avctx: PAVCodecContext; picture: PAVFrame;
+ var got_picture_ptr: cint;
+ buf: {const} PByteArray; buf_size: cint): cint;
+ cdecl; external av__codec; {deprecated;}
+{$IFEND}
+
+{$IF LIBAVCODEC_VERSION >= 52025000} // 52.25.0
+(**
+ * Decodes the video frame of size avpkt->size from avpkt->data into picture.
+ * Some decoders may support multiple frames in a single AVPacket, such
+ * decoders would then just decode the first frame.
+ *
+ * @warning The input buffer must be FF_INPUT_BUFFER_PADDING_SIZE larger than
* the actual read bytes because some optimized bitstream readers read 32 or 64
* bits at once and could read over the end.
*
- * @warning The end of the input buffer \p buf should be set to 0 to ensure that
+ * @warning The end of the input buffer buf should be set to 0 to ensure that
* no overreading happens for damaged MPEG streams.
*
- * @note You might have to align the input buffer \p buf and output buffer \p
- * samples. The alignment requirements depend on the CPU: on some CPUs it isn't
+ * @note You might have to align the input buffer avpkt->data.
+ * The alignment requirements depend on the CPU: on some CPUs it isn't
* necessary at all, on others it won't work at all if not aligned and on others
- * it will work but it will have an impact on performance. In practice, the
- * bitstream should have 4 byte alignment at minimum and all sample data should
- * be 16 byte aligned unless the CPU doesn't need it (AltiVec and SSE do). If
- * the linesize is not a multiple of 16 then there's no sense in aligning the
- * start of the buffer to 16.
+ * it will work but it will have an impact on performance.
+ *
+ * In practice, avpkt->data should have 4 byte alignment at minimum.
*
* @param avctx the codec context
* @param[out] picture The AVFrame in which the decoded video frame will be stored.
- * @param[in] buf the input buffer
- * @param[in] buf_size the size of the input buffer in bytes
+ * @param[in] avpkt The input AVpacket containing the input buffer.
+ * You can create such packet with av_init_packet() and by then setting
+ * data and size, some decoders might in addition need other fields like
+ * flags&PKT_FLAG_KEY. All decoders are designed to use the least
+ * fields possible.
* @param[in,out] got_picture_ptr Zero if no frame could be decompressed, otherwise, it is nonzero.
* @return On error a negative value is returned, otherwise the number of bytes
* used or zero if no frame could be decompressed.
*)
-function avcodec_decode_video(avctx: PAVCodecContext; picture: PAVFrame;
+function avcodec_decode_video2(avctx: PAVCodecContext; picture: PAVFrame;
var got_picture_ptr: cint;
- buf: {const} PByteArray; buf_size: cint): cint;
+ avpkt: PAVPacket): cint;
cdecl; external av__codec;
+{$IFEND}
+{$IF LIBAVCODEC_MAX_VERSION_MAJOR < 53}
(* Decode a subtitle message. Return -1 if error, otherwise return the
* number of bytes used. If no subtitle could be decompressed,
- * got_sub_ptr is zero. Otherwise, the subtitle is stored in *sub. *)
+ * got_sub_ptr is zero. Otherwise, the subtitle is stored in*sub.
+ *)
function avcodec_decode_subtitle(avctx: PAVCodecContext; sub: PAVSubtitle;
var got_sub_ptr: cint;
buf: {const} PByteArray; buf_size: cint): cint;
cdecl; external av__codec;
+{$IFEND}
+
+{$IF LIBAVCODEC_VERSION >= 52025000} // 52.25.0
+(* Decodes a subtitle message.
+ * Returns a negative value on error, otherwise returns the number of bytes used.
+ * If no subtitle could be decompressed, got_sub_ptr is zero.
+ * Otherwise, the subtitle is stored in sub.
+ *
+ * @param avctx the codec context
+ * @param[out] sub The AVSubtitle in which the decoded subtitle will be stored.
+ * @param[in,out] got_sub_ptr Zero if no subtitle could be decompressed, otherwise, it is nonzero.
+ * @param[in] avpkt The input AVPacket containing the input buffer.
+ *)
+function avcodec_decode_subtitle2(avctx: PAVCodecContext; sub: PAVSubtitle;
+ var got_sub_ptr: cint;
+ avpkt: PAVPacket): cint;
+ cdecl; external av__codec;
+{$IFEND}
+
function avcodec_parse_frame(avctx: PAVCodecContext; pdata: PPointer;
data_size_ptr: PCint;
buf: PByteArray; buf_size: cint): cint;
cdecl; external av__codec;
(**
- * Encodes an audio frame from \p samples into \p buf.
- * The avcodec_encode_audio() function encodes an audio frame from the input
- * buffer \p samples. To encode it, it makes use of the audio codec which was
- * coupled with \p avctx using avcodec_open(). The resulting encoded frame is
- * stored in output buffer \p buf.
+ * Encodes an audio frame from samples into buf.
*
- * @note The output buffer should be at least \c FF_MIN_BUFFER_SIZE bytes large.
+ * @note The output buffer should be at least FF_MIN_BUFFER_SIZE bytes large.
+ * However, for PCM audio the user will know how much space is needed
+ * because it depends on the value passed in buf_size as described
+ * below. In that case a lower value can be used.
*
* @param avctx the codec context
* @param[out] buf the output buffer
* @param[in] buf_size the output buffer size
* @param[in] samples the input buffer containing the samples
* The number of samples read from this buffer is frame_size*channels,
- * both of which are defined in \p avctx.
- * For PCM audio the number of samples read from \p samples is equal to
- * \p buf_size * input_sample_size / output_sample_size.
+ * both of which are defined in avctx.
+ * For PCM audio the number of samples read from samples is equal to
+ * buf_size * input_sample_size / output_sample_size.
* @return On error a negative value is returned, on success zero or the number
* of bytes used to encode the data read from the input buffer.
*)
@@ -3177,12 +3770,9 @@ function avcodec_encode_audio(avctx: PAVCodecContext; buf: PByte;
cdecl; external av__codec;
(**
- * Encodes a video frame from \p pict into \p buf.
- * The avcodec_encode_video() function encodes a video frame from the input
- * \p pict. To encode it, it makes use of the video codec which was coupled with
- * \p avctx using avcodec_open(). The resulting encoded bytes representing the
- * frame are stored in the output buffer \p buf. The input picture should be
- * stored using a specific format, namely \c avctx.pix_fmt.
+ * Encodes a video frame from pict into buf.
+ * The input picture should be
+ * stored using a specific format, namely avctx.pix_fmt.
*
* @param avctx the codec context
* @param[out] buf the output buffer for the bitstream of encoded frame
@@ -3208,6 +3798,7 @@ function avcodec_close(avctx: PAVCodecContext): cint;
* functions.
*
* @see register_avcodec
+ * @see avcodec_register
* @see av_register_codec_parser
* @see av_register_bitstream_filter
*)
@@ -3226,7 +3817,7 @@ procedure avcodec_default_free_buffers(s: PAVCodecContext);
(* misc useful functions *)
(**
- * Returns a single letter to describe the given picture type \p pict_type.
+ * Returns a single letter to describe the given picture type pict_type.
*
* @param[in] pict_type the picture type
* @return A single character representing the picture type.
@@ -3271,6 +3862,15 @@ type
next_frame_offset: cint64; (* offset of the next frame *)
(* video info *)
pict_type: cint; (* XXX: put it back in AVCodecContext *)
+ (**
+ * This field is used for proper frame duration computation in lavf.
+ * It signals, how much longer the frame duration of the current frame
+ * is compared to normal frame duration.
+ *
+ * frame_duration = (1 + repeat_pict) * time_base
+ *
+ * It is used by codecs like H.264 to display telecined material.
+ *)
repeat_pict: cint; (* XXX: put it back in AVCodecContext *)
pts: cint64; (* pts of the current frame *)
dts: cint64; (* dts of the current frame *)
@@ -3293,6 +3893,94 @@ type
{$IF LIBAVCODEC_VERSION >= 51057001} // 51.57.1
cur_frame_end: array [0..AV_PARSER_PTS_NB - 1] of cint64;
{$IFEND}
+ {$IF LIBAVCODEC_VERSION >= 52016000} // 52.16.0
+ (*!
+ * Set by parser to 1 for key frames and 0 for non-key frames.
+ * It is initialized to -1, so if the parser doesn't set this flag,
+ * old-style fallback using FF_I_TYPE picture type as key frames
+ * will be used.
+ *)
+ key_frame: cint;
+ {$IFEND}
+ {$IF LIBAVCODEC_VERSION >= 52018000} // 52.18.0
+ (**
+ * Time difference in stream time base units from the pts of this
+ * packet to the point at which the output from the decoder has converged
+ * independent from the availability of previous frames. That is, the
+ * frames are virtually identical no matter if decoding started from
+ * the very first frame or from this keyframe.
+ * Is AV_NOPTS_VALUE if unknown.
+ * This field is not the display duration of the current frame.
+ *
+ * The purpose of this field is to allow seeking in streams that have no
+ * keyframes in the conventional sense. It corresponds to the
+ * recovery point SEI in H.264 and match_time_delta in NUT. It is also
+ * essential for some types of subtitle streams to ensure that all
+ * subtitles are correctly displayed after seeking.
+ *)
+ convergence_duration: cint64;
+ {$IFEND}
+ {$IF LIBAVCODEC_VERSION >= 52019000} // 52.19.0
+ // Timestamp generation support:
+ (**
+ * Synchronization point for start of timestamp generation.
+ *
+ * Set to >0 for sync point, 0 for no sync point and <0 for undefined
+ * (default).
+ *
+ * For example, this corresponds to presence of H.264 buffering period
+ * SEI message.
+ *)
+ dts_sync_point: cint;
+
+ (**
+ * Offset of the current timestamp against last timestamp sync point in
+ * units of AVCodecContext.time_base.
+ *
+ * Set to INT_MIN when dts_sync_point unused. Otherwise, it must
+ * contain a valid timestamp offset.
+ *
+ * Note that the timestamp of sync point has usually a nonzero
+ * dts_ref_dts_delta, which refers to the previous sync point. Offset of
+ * the next frame after timestamp sync point will be usually 1.
+ *
+ * For example, this corresponds to H.264 cpb_removal_delay.
+ *)
+ dts_ref_dts_delta: cint;
+
+ (**
+ * Presentation delay of current frame in units of AVCodecContext.time_base.
+ *
+ * Set to INT_MIN when dts_sync_point unused. Otherwise, it must
+ * contain valid non-negative timestamp delta (presentation time of a frame
+ * must not lie in the past).
+ *
+ * This delay represents the difference between decoding and presentation
+ * time of the frame.
+ *
+ * For example, this corresponds to H.264 dpb_output_delay.
+ *)
+ pts_dts_delta: cint;
+ {$IFEND}
+
+ {$IF LIBAVCODEC_VERSION >= 52021000} // 52.21.0
+ (**
+ * Position of the packet in file.
+ *
+ * Analogous to cur_frame_pts/dts
+ *)
+ cur_frame_pos: array [0..AV_PARSER_PTS_NB - 1] of cint64;
+
+ (**
+ * Byte position of currently parsed frame in stream.
+ *)
+ pos: cint64;
+
+ (**
+ * Previous frame byte position.
+ *)
+ last_pos: cint64;
+ {$IFEND}
end;
TAVCodecParser = record
@@ -3327,12 +4015,60 @@ procedure av_register_codec_parser(parser: PAVCodecParser);
function av_parser_init(codec_id: cint): PAVCodecParserContext;
cdecl; external av__codec;
+{$IF LIBAVCODEC_MAX_VERSION_MAJOR < 53}
function av_parser_parse(s: PAVCodecParserContext;
avctx: PAVCodecContext;
- poutbuf: PPointer; poutbuf_size: PCint;
- buf: {const} PByteArray; buf_size: cint;
- pts: cint64; dts: cint64): cint;
- cdecl; external av__codec;
+ poutbuf: PPointer;
+ poutbuf_size: PCint;
+ buf: {const} PByteArray;
+ buf_size: cint;
+ pts: cint64;
+ dts: cint64): cint;
+ cdecl; external av__codec; deprecated;
+{$IFEND}
+
+{$IF LIBAVCODEC_VERSION >= 52021000} // 52.21.0
+(**
+ * Parse a packet.
+ *
+ * @param s parser context.
+ * @param avctx codec context.
+ * @param poutbuf set to pointer to parsed buffer or NULL if not yet finished.
+ * @param poutbuf_size set to size of parsed buffer or zero if not yet finished.
+ * @param buf input buffer.
+ * @param buf_size input length, to signal EOF, this should be 0 (so that the last frame can be output).
+ * @param pts input presentation timestamp.
+ * @param dts input decoding timestamp.
+ * @param pos input byte position in stream.
+ * @return the number of bytes of the input bitstream used.
+ *
+ * Example:
+ * @code
+ * while (in_len) do
+ * begin
+ * len := av_parser_parse2(myparser, AVCodecContext, data, size,
+ * in_data, in_len,
+ * pts, dts, pos);
+ * in_data := in_data + len;
+ * in_len := in_len - len;
+ *
+ * if (size) then
+ * decode_frame(data, size);
+ * end;
+ * @endcode
+ *)
+function av_parser_parse2(s: PAVCodecParserContext;
+ avctx: PAVCodecContext;
+ poutbuf: PPointer;
+ poutbuf_size: PCint;
+ buf: {const} PByteArray;
+ buf_size: cint;
+ pts: cint64;
+ dts: cint64;
+ pos: cint64): cint;
+ cdecl; external av__codec;
+{$IFEND}
+
function av_parser_change(s: PAVCodecParserContext;
avctx: PAVCodecContext;
poutbuf: PPointer; poutbuf_size: PCint;
@@ -3395,6 +4131,22 @@ function av_bitstream_filter_next(f: PAVBitStreamFilter): PAVBitStreamFilter;
procedure av_fast_realloc(ptr: pointer; size: PCuint; min_size: cuint);
cdecl; external av__codec;
+{$IF LIBAVCODEC_VERSION >= 52025000} // >= 52.25.0
+(**
+ * Allocates a buffer, reusing the given one if large enough.
+ *
+ * Contrary to av_fast_realloc the current buffer contents might not be
+ * preserved and on error the old buffer is freed, thus no special
+ * handling to avoid memleaks is necessary.
+ *
+ * @param ptr pointer to pointer to already allocated buffer, overwritten with pointer to new buffer
+ * @param size size of the buffer *ptr points to
+ * @param min_size minimum size of *ptr buffer after returning, *ptr will be NULL and
+ * *size 0 if an error occurred.
+ *)
+procedure av_fast_malloc(ptr: pointer; size: PCuint; min_size: cuint);
+ cdecl; external av__codec;
+{$IFEND}
{$IF LIBAVCODEC_VERSION < 51057000} // 51.57.0
(* for static data only *)
@@ -3407,7 +4159,7 @@ procedure av_fast_realloc(ptr: pointer; size: PCuint; min_size: cuint);
* and should correctly use static arrays
*
*)
-procedure av_free_static();
+procedure av_free_static();
cdecl; external av__codec; deprecated;
(**
@@ -3433,22 +4185,49 @@ procedure av_realloc_static(ptr: pointer; size: cuint);
(**
* Copy image 'src' to 'dst'.
*)
-procedure av_picture_copy(dst: PAVPicture; src: {const} PAVPicture;
- pix_fmt: cint; width: cint; height: cint);
+procedure av_picture_copy(dst: PAVPicture;
+ src: {const} PAVPicture;
+{$IF LIBAVCODEC_VERSION < 52022001} // 52.22.1
+ pix_fmt: cint;
+{$ELSE}
+ pix_fmt: TAVPixelFormat;
+{$IFEND}
+ width: cint;
+ height: cint);
cdecl; external av__codec;
(**
* Crop image top and left side.
*)
-function av_picture_crop(dst: PAVPicture; src: {const} PAVPicture;
- pix_fmt: cint; top_band: cint; left_band: cint): cint;
+function av_picture_crop(dst: PAVPicture;
+ src: {const} PAVPicture;
+{$IF LIBAVCODEC_VERSION < 52022001} // 52.22.1
+ pix_fmt: cint;
+{$ELSE}
+ pix_fmt: TAVPixelFormat;
+{$IFEND}
+ top_band: cint;
+ left_band: cint): cint;
cdecl; external av__codec;
(**
* Pad image.
*)
-function av_picture_pad(dst: PAVPicture; src: {const} PAVPicture; height: cint; width: cint; pix_fmt: cint;
- padtop: cint; padbottom: cint; padleft: cint; padright: cint; color: PCint): cint;
+function av_picture_pad(dst: PAVPicture;
+ src: {const} PAVPicture;
+ height: cint;
+ width: cint;
+{$IF LIBAVCODEC_VERSION < 52022001} // 52.22.1
+ pix_fmt: cint;
+{$ELSE}
+ pix_fmt: TAVPixelFormat;
+{$IFEND}
+ padtop: cint;
+ padbottom: cint;
+ padleft: cint;
+ padright:
+ cint;
+ color: PCint): cint;
cdecl; external av__codec;
{$IFEND}
@@ -3481,7 +4260,7 @@ function av_xiphlacing(s: PByte; v: cuint): cuint;
{$IF LIBAVCODEC_VERSION >= 51041000} // 51.41.0
(**
- * Parses \p str and put in \p width_ptr and \p height_ptr the detected values.
+ * Parses str and put in width_ptr and height_ptr the detected values.
*
* @return 0 in case of a successful parsing, a negative value otherwise
* @param[in] str the string to parse: it has to be a string in the format
@@ -3495,11 +4274,11 @@ function av_parse_video_frame_size(width_ptr: PCint; height_ptr: PCint; str: {co
cdecl; external av__codec;
(**
- * Parses \p str and put in \p frame_rate the detected values.
+ * Parses str and put in frame_rate the detected values.
*
* @return 0 in case of a successful parsing, a negative value otherwise
* @param[in] str the string to parse: it has to be a string in the format
- * <frame_rate_nom>/<frame_rate_den>, a float number or a valid video rate abbreviation
+ * <frame_rate_num>/<frame_rate_den>, a float number or a valid video rate abbreviation
* @param[in,out] frame_rate pointer to the AVRational which will contain the detected
* frame rate
*)
@@ -3518,11 +4297,13 @@ const
EDOM = ESysEDOM;
ENOSYS = ESysENOSYS;
EILSEQ = ESysEILSEQ;
+ EPIPE = ESysEPIPE;
{$ELSE}
ENOENT = 2;
EIO = 5;
ENOMEM = 12;
EINVAL = 22;
+ EPIPE = 32; // just an assumption. needs to be checked.
EDOM = 33;
{$IFDEF MSWINDOWS}
// Note: we assume that ffmpeg was compiled with MinGW.
@@ -3559,11 +4340,76 @@ const
AVERROR_NOMEM = AVERROR_SIGN * ENOMEM; (**< not enough memory *)
AVERROR_NOFMT = AVERROR_SIGN * EILSEQ; (**< unknown format *)
AVERROR_NOTSUPP = AVERROR_SIGN * ENOSYS; (**< Operation not supported. *)
- AVERROR_NOENT = AVERROR_SIGN * ENOENT; {**< No such file or directory. *}
+ AVERROR_NOENT = AVERROR_SIGN * ENOENT; (**< No such file or directory. *)
+{$IF LIBAVCODEC_VERSION >= 52017000} // 52.17.0
+ AVERROR_EOF = AVERROR_SIGN * EPIPE; (**< End of file. *)
+{$IFEND}
// Note: function calls as constant-initializers are invalid
//AVERROR_PATCHWELCOME = -MKTAG('P','A','W','E'); {**< Not yet implemented in FFmpeg. Patches welcome. *}
AVERROR_PATCHWELCOME = -(ord('P') or (ord('A') shl 8) or (ord('W') shl 16) or (ord('E') shl 24));
+{$IF LIBAVCODEC_VERSION >= 52018000} // 52.18.0
+(**
+ * Registers the hardware accelerator hwaccel.
+ *)
+procedure av_register_hwaccel (hwaccel: PAVHWAccel)
+ cdecl; external av__codec;
+
+(**
+ * If hwaccel is NULL, returns the first registered hardware accelerator,
+ * if hwaccel is non-NULL, returns the next registered hardware accelerator
+ * after hwaccel, or NULL if hwaccel is the last one.
+ *)
+function av_hwaccel_next (hwaccel: PAVHWAccel): PAVHWAccel;
+ cdecl; external av__codec;
+{$IFEND}
+
+{$IF LIBAVCODEC_VERSION >= 52030000} // 52.30.0
+(**
+ * Lock operation used by lockmgr
+ *)
+type
+ TAVLockOp = (
+ AV_LOCK_CREATE, ///< Create a mutex
+ AV_LOCK_OBTAIN, ///< Lock the mutex
+ AV_LOCK_RELEASE, ///< Unlock the mutex
+ AV_LOCK_DESTROY ///< Free mutex resources
+ );
+
+(**
+ * Register a user provided lock manager supporting the operations
+ * specified by AVLockOp. mutex points to a (void) where the
+ * lockmgr should store/get a pointer to a user allocated mutex. It's
+ * NULL upon AV_LOCK_CREATE and != NULL for all other ops.
+ *
+ * @param cb User defined callback. Note: FFmpeg may invoke calls to this
+ * callback during the call to av_lockmgr_register().
+ * Thus, the application must be prepared to handle that.
+ * If cb is set to NULL the lockmgr will be unregistered.
+ * Also note that during unregistration the previously registered
+ * lockmgr callback may also be invoked.
+ *)
+// ToDo: Implement and test this
+//function av_lockmgr_register(cb: function (mutex: pointer; op: TAVLockOp)): cint;
+// cdecl; external av__codec;
+{$IFEND}
+
implementation
+{$IF (LIBAVCODEC_VERSION >= 52025000) and (LIBAVCODEC_VERSION <= 5202700)} // 52.25.0
+procedure av_free_packet(pkt: PAVPacket);{$IFDEF HASINLINE} inline; {$ENDIF}
+begin
+ if (pkt <> nil) then
+ begin
+ if (pkt.destruct <> nil) then
+ pkt.destruct(pkt)
+ else
+ begin
+ pkt.data = NULL;
+ pkt.size = 0;
+ end;
+ end;
+end;
+{$IFEND}
+
end.
diff --git a/unicode/src/lib/ffmpeg/avformat.pas b/unicode/src/lib/ffmpeg/avformat.pas
index 62df8a83..0ec2c118 100644
--- a/unicode/src/lib/ffmpeg/avformat.pas
+++ b/unicode/src/lib/ffmpeg/avformat.pas
@@ -29,6 +29,11 @@
* Min. version: 50.5.0 , revision 6577, Sat Oct 7 15:30:46 2006 UTC
* Max. version: 52.25.0, revision 16986, Wed Feb 4 05:56:39 2009 UTC
*)
+{
+ * update to
+ * Max. version: 52.34.0, Sat Jun 13 00:37:00 2009 UTC
+ * MiSchi
+}
unit avformat;
@@ -60,7 +65,7 @@ uses
const
(* Max. supported version by this header *)
LIBAVFORMAT_MAX_VERSION_MAJOR = 52;
- LIBAVFORMAT_MAX_VERSION_MINOR = 25;
+ LIBAVFORMAT_MAX_VERSION_MINOR = 34;
LIBAVFORMAT_MAX_VERSION_RELEASE = 0;
LIBAVFORMAT_MAX_VERSION = (LIBAVFORMAT_MAX_VERSION_MAJOR * VERSION_MAJOR) +
(LIBAVFORMAT_MAX_VERSION_MINOR * VERSION_MINOR) +
@@ -92,13 +97,11 @@ function avformat_version(): cuint;
cdecl; external av__format;
{$IFEND}
-
type
PAVFile = Pointer;
(*
* Public Metadata API.
- * !!WARNING!! This is a work in progress. Don't use outside FFmpeg for now.
* The metadata API allows libavformat to export metadata tags to a client
* application using a sequence of key/value pairs.
* Important concepts to keep in mind:
@@ -111,7 +114,7 @@ type
* want to store, e.g., the email address of the child of producer Alice
* and actor Bob, that could have key=alice_and_bobs_childs_email_address.
* 3. A tag whose value is localized for a particular language is appended
- * with a dash character ('-') and the ISO 639 3-letter language code.
+ * with a dash character ('-') and the ISO 639-2/B 3-letter language code.
* For example: Author-ger=Michael, Author-eng=Mike
* The original/default language is in the unqualified "Author" tag.
* A demuxer should set a default if it sets any translated tag.
@@ -130,53 +133,51 @@ type
PAVMetadata = Pointer;
{$IF LIBAVFORMAT_VERSION > 52024001} // > 52.24.1
-
(**
- * gets a metadata element with matching key.
- * @param prev set to the previous matching element to find the next.
- * @param flags allows case as well as suffix insensitive comparisons.
- * @return found tag or NULL, changing key or value leads to undefined behavior.
+ * Gets a metadata element with matching key.
+ * @param prev Set to the previous matching element to find the next.
+ * @param flags Allows case as well as suffix-insensitive comparisons.
+ * @return Found tag or NULL, changing key or value leads to undefined behavior.
*)
function av_metadata_get(m: PAVMetadata; key: {const} PAnsiChar;
prev: {const} PAVMetadataTag ; flags: cint): PAVMetadataTag;
cdecl; external av__format;
(**
- * sets the given tag in m, overwriting an existing tag.
- * @param key tag key to add to m (will be av_strduped).
- * @param value tag value to add to m (will be av_strduped).
- * @return >= 0 if success otherwise error code that is <0.
+ * Sets the given tag in m, overwriting an existing tag.
+ * @param key tag key to add to m (will be av_strduped)
+ * @param value tag value to add to m (will be av_strduped)
+ * @return >= 0 on success otherwise an error code <0
*)
function av_metadata_set(var pm: PAVMetadata; key: {const} PAnsiChar; value: {const} PAnsiChar): cint;
cdecl; external av__format;
(**
- * Free all the memory allocated for an AVMetadata struct.
+ * Frees all the memory allocated for an AVMetadata struct.
*)
procedure av_metadata_free(var m: PAVMetadata);
cdecl; external av__format;
-
{$IFEND}
(* packet functions *)
+{$IF LIBAVCODEC_VERSION < 52032000} // < 52.32.0
type
PAVPacket = ^TAVPacket;
TAVPacket = record
(**
- * Presentation time stamp in time_base units.
- * This is the time at which the decompressed packet will be presented
- * to the user.
+ * Presentation timestamp in time_base units; the time at which the
+ * decompressed packet will be presented to the user.
* Can be AV_NOPTS_VALUE if it is not stored in the file.
* pts MUST be larger or equal to dts as presentation can not happen before
* decompression, unless one wants to view hex dumps. Some formats misuse
- * the terms dts and pts/cts to mean something different, these timestamps
+ * the terms dts and pts/cts to mean something different. Such timestamps
* must be converted to true pts/dts before they are stored in AVPacket.
*)
pts: cint64;
(**
- * Decompression time stamp in time_base units.
- * This is the time at which the packet is decompressed.
+ * Decompression timestamp in time_base units; the time at which the
+ * packet is decompressed.
* Can be AV_NOPTS_VALUE if it is not stored in the file.
*)
dts: cint64;
@@ -245,6 +246,7 @@ procedure av_init_packet(var pkt: TAVPacket);
*)
function av_new_packet(var pkt: TAVPacket; size: cint): cint;
cdecl; external av__format;
+{$IFEND}
(**
* Allocate and read the payload of a packet and initialize its fields with
@@ -257,6 +259,7 @@ function av_new_packet(var pkt: TAVPacket; size: cint): cint;
function av_get_packet(s: PByteIOContext; var pkt: TAVPacket; size: cint): cint;
cdecl; external av__format;
+{$IF LIBAVCODEC_VERSION < 52032000} // < 52.32.0
(**
* @warning This is a hack - the packet memory allocation stuff is broken. The
* packet is allocated if it was not really allocated.
@@ -270,6 +273,7 @@ function av_dup_packet(pkt: PAVPacket): cint;
* @param pkt packet to free
*)
procedure av_free_packet(pkt: PAVPacket); {$IFDEF HasInline}inline;{$ENDIF}
+{$IFEND}
(*************************************************)
(* fractional numbers for exact pts handling *)
@@ -278,7 +282,6 @@ type
(**
* The exact value of the fractional number is: 'val + num / den'.
* num is assumed to be 0 <= num < den.
- * @deprecated Use AVRational instead.
*)
PAVFrac = ^TAVFrac;
TAVFrac = record
@@ -297,7 +300,7 @@ type
end;
const
- AVPROBE_SCORE_MAX = 100; ///< Maximum score, half of that is used for file-extension-based detection.
+ AVPROBE_SCORE_MAX = 100; ///< Maximum score, half of that is used for file-extension-based detection
AVPROBE_PADDING_SIZE = 32; ///< extra allocated bytes at the end of the probe buffer
//! Demuxer will use url_fopen, no opened file should be provided by the caller.
@@ -310,6 +313,9 @@ const
AVFMT_NOTIMESTAMPS = $0080; (**< Format does not need / have any timestamps. *)
AVFMT_GENERIC_INDEX = $0100; (**< Use generic index building code. *)
AVFMT_TS_DISCONT = $0200; (**< Format allows timestamp discontinuities. *)
+ {$IF LIBAVFORMAT_VERSION >= 52029002} // 52.29.2
+ AVFMT_VARIABLE_FPS = $0400; (**< Format allows variable fps. *)
+ {$IFEND}
// used by AVIndexEntry
AVINDEX_KEYFRAME = $0001;
@@ -320,7 +326,7 @@ const
AVFMT_NOOUTPUTLOOP = -1;
AVFMT_INFINITEOUTPUTLOOP = 0;
- AVFMT_FLAG_GENPTS = $0001; ///< Generate pts if missing even if it requires parsing future frames.
+ AVFMT_FLAG_GENPTS = $0001; ///< Generate missing pts even if it requires parsing future frames.
AVFMT_FLAG_IGNIDX = $0002; ///< Ignore index.
AVFMT_FLAG_NONBLOCK = $0004; ///< Do not block when reading packets from input.
@@ -339,7 +345,11 @@ const
AV_DISPOSITION_KARAOKE = $0020;
// used by TAVFormatContext.debug
- FF_FDEBUG_TS = 0001;
+ FF_FDEBUG_TS = 0001;
+
+ {$IF LIBAVFORMAT_VERSION >= 52034000} // > 52.34.0
+ MAX_PROBE_PACKETS = 100;
+ {$IFEND}
type
PPAVCodecTag = ^PAVCodecTag;
@@ -367,12 +377,29 @@ type
PAVImageInfo = ^TAVImageInfo;
{$IFEND}
+{$IF LIBAVFORMAT_VERSION >= 52030001} // >= 52.30.1
+(**
+ * Convert all the metadata sets from ctx according to the source and
+ * destination conversion tables.
+ * @param d_conv destination tags format conversion table
+ * @param s_conv source tags format conversion table
+ *)
+ PAVMetadataConv = ^TAVMetadataConv;
+ TAVMetadataConv = record
+ ctx: PAVFormatContext;
+ d_conv: {const} PAVMetadataConv;
+ s_conv: {const} PAVMetadataConv;
+ end;
+{$IFEND}
+
PAVChapter = ^TAVChapter;
TAVChapter = record
id: cint; ///< unique ID to identify the chapter
time_base: TAVRational; ///< time base in which the start/end timestamps are specified
start, end_: cint64; ///< chapter start/end time in time_base units
+ {$IF LIBAVFORMAT_VERSION < 53000000} // 53.00.0
title: PAnsiChar; ///< chapter title
+ {$IFEND}
{$IF LIBAVFORMAT_VERSION >= 52024001} // 52.24.1
metadata: PAVMetadata;
{$IFEND}
@@ -415,13 +442,13 @@ type
name: PAnsiChar;
(**
* Descriptive name for the format, meant to be more human-readable
- * than \p name. You \e should use the NULL_IF_CONFIG_SMALL() macro
+ * than name. You should use the NULL_IF_CONFIG_SMALL() macro
* to define it.
*)
long_name: PAnsiChar;
mime_type: PAnsiChar;
extensions: PAnsiChar; (**< comma-separated filename extensions *)
- (** Size of private data so that it can be allocated in the wrapper. *)
+ (** size of private data so that it can be allocated in the wrapper *)
priv_data_size: cint;
(* output support *)
audio_codec: TCodecID; (**< default audio codec *)
@@ -439,7 +466,7 @@ type
{$IF LIBAVFORMAT_VERSION >= 51008000} // 51.8.0
(**
* List of supported codec_id-codec_tag pairs, ordered by "better
- * choice first". The arrays are all CODEC_ID_NONE terminated.
+ * choice first". The arrays are all terminated by CODEC_ID_NONE.
*)
codec_tag: {const} PPAVCodecTag;
{$IFEND}
@@ -448,6 +475,10 @@ type
subtitle_codec: TCodecID; (**< default subtitle codec *)
{$IFEND}
+ {$IF LIBAVFORMAT_VERSION >= 52030001} // 52.30.1
+ {const} metadata_conv: PAVMetadataConv;
+ {$IFEND}
+
(* private fields *)
next: PAVOutputFormat;
end;
@@ -456,14 +487,14 @@ type
name: PAnsiChar;
(**
* Descriptive name for the format, meant to be more human-readable
- * than \p name. You \e should use the NULL_IF_CONFIG_SMALL() macro
+ * than name. You should use the NULL_IF_CONFIG_SMALL() macro
* to define it.
*)
long_name: PAnsiChar;
(** Size of private data so that it can be allocated in the wrapper. *)
priv_data_size: cint;
(**
- * Tell if a given file has a chance of being parsed by this format.
+ * Tell if a given file has a chance of being parsed as this format.
* The buffer provided is guaranteed to be AVPROBE_PADDING_SIZE bytes
* big so you do not have to check for that unless you need more.
*)
@@ -475,21 +506,28 @@ type
read_header: function (c: PAVFormatContext; ap: PAVFormatParameters): cint; cdecl;
(** Read one packet and put it in 'pkt'. pts and flags are also
set. 'av_new_stream' can be called only if the flag
- AVFMTCTX_NOHEADER is used. *)
+ AVFMTCTX_NOHEADER is used.
+ @return 0 on success, < 0 on error.
+ When returning an error, pkt must not have been allocated
+ or must be freed before returning *)
read_packet: function (c: PAVFormatContext; var pkt: TAVPacket): cint; cdecl;
(** Close the stream. The AVFormatContext and AVStreams are not
freed by this function *)
read_close: function (c: PAVFormatContext): cint; cdecl;
+
+{$IF LIBAVFORMAT_VERSION_MAJOR < 53}
(**
* Seek to a given timestamp relative to the frames in
* stream component stream_index.
- * @param stream_index must not be -1
- * @param flags selects which direction should be preferred if no exact
- * match is available
+ * @param stream_index Must not be -1.
+ * @param flags Selects which direction should be preferred if no exact
+ * match is available.
* @return >= 0 on success (but not necessarily the new offset)
*)
read_seek: function (c: PAVFormatContext; stream_index: cint;
timestamp: cint64; flags: cint): cint; cdecl;
+{$IFEND}
+
(**
* Gets the next timestamp in stream[stream_index].time_base units.
* @return the timestamp or AV_NOPTS_VALUE if an error occurred
@@ -517,6 +555,25 @@ type
codec_tag: {const} PPAVCodecTag;
{$IFEND}
+ {$IF LIBAVFORMAT_VERSION >= 52030000} // 52.30.0
+ (**
+ * Seek to timestamp ts.
+ * Seeking will be done so that the point from which all active streams
+ * can be presented successfully will be closest to ts and within min/max_ts.
+ * Active streams are all streams that have AVStream.discard < AVDISCARD_ALL.
+ *)
+ read_seek2: function (s: PAVFormatContext;
+ stream_index: cint;
+ min_ts: cint64;
+ ts: cint64;
+ max_ts: cint64;
+ flags: cint): cint; cdecl;
+ {$IFEND}
+
+ {$IF LIBAVFORMAT_VERSION >= 52030001} // 52.30.1
+ {const} metadata_conv: PAVMetadataConv;
+ {$IFEND}
+
(* private fields *)
next: PAVInputFormat;
end;
@@ -551,11 +608,11 @@ type
id: cint; (**< format-specific stream ID *)
codec: PAVCodecContext; (**< codec context *)
(**
- * Real base frame rate of the stream.
- * This is the lowest frame rate with which all timestamps can be
+ * Real base framerate of the stream.
+ * This is the lowest framerate with which all timestamps can be
* represented accurately (it is the least common multiple of all
- * frame rates in the stream). Note, this value is just a guess!
- * For example if the timebase is 1/90000 and all frames have either
+ * framerates in the stream). Note, this value is just a guess!
+ * For example, if the time base is 1/90000 and all frames have either
* approximately 3600 or 1800 timer ticks, then r_frame_rate will be 50/1.
*)
r_frame_rate: TAVRational;
@@ -572,7 +629,7 @@ type
(**
* This is the fundamental unit of time (in seconds) in terms
* of which frame timestamps are represented. For fixed-fps content,
- * time base should be 1/frame rate and timestamp increments should be 1.
+ * time base should be 1/framerate and timestamp increments should be 1.
*)
time_base: TAVRational;
pts_wrap_bits: cint; (* number of bits in pts (used for wrapping control) *)
@@ -599,7 +656,9 @@ type
*)
duration: cint64;
- language: array [0..3] of PAnsiChar; (* ISO 639 3-letter language code (empty string if undefined) *)
+ {$IF LIBAVFORMAT_VERSION_MAJOR < 53}
+ language: array [0..3] of PAnsiChar; (* ISO 639-2/B 3-letter language code (empty string if undefined) *)
+ {$IFEND}
(* av_read_frame() support *)
need_parsing: TAVStreamParseType;
@@ -620,7 +679,7 @@ type
unused: array [0..4] of cint64;
{$IFEND}
- {$IF LIBAVFORMAT_VERSION >= 52006000} // 52.6.0
+ {$IF (LIBAVFORMAT_VERSION >= 52006000) and (LIBAVFORMAT_VERSION_MAJOR < 53)} // 52.6.0 - 53.0.0
filename: PAnsiChar; (**< source filename of the stream *)
{$IFEND}
@@ -653,6 +712,25 @@ type
cur_len: cint;
cur_pkt: TAVPacket;
{$IFEND}
+
+ {$IF LIBAVFORMAT_VERSION >= 52030000} // > 52.30.0
+ // Timestamp generation support:
+ (**
+ * Timestamp corresponding to the last dts sync point.
+ *
+ * Initialized when AVCodecParserContext.dts_sync_point >= 0 and
+ * a DTS is received from the underlying container. Otherwise set to
+ * AV_NOPTS_VALUE by default.
+ *)
+ reference_dts: cint64;
+ {$IFEND}
+ {$IF LIBAVFORMAT_VERSION >= 52034000} // > 52.34.0
+ (**
+ * Number of packets to buffer for codec probing
+ * NOT PART OF PUBLIC API
+ *)
+ probe_packets: cint;
+ {$IFEND}
end;
(**
@@ -663,7 +741,7 @@ type
* sizeof(AVFormatContext) must not be used outside libav*.
*)
TAVFormatContext = record
- av_class: PAVClass; (**< Set by av_alloc_format_context. *)
+ av_class: PAVClass; (**< Set by avformat_alloc_context. *)
(* Can only be iformat or oformat, not both at the same time. *)
iformat: PAVInputFormat;
oformat: PAVOutputFormat;
@@ -680,6 +758,7 @@ type
filename: array [0..1023] of AnsiChar; (* input or output filename *)
(* stream info *)
timestamp: cint64;
+ {$IF LIBAVFORMAT_VERSION < 53000000} // 53.00.0
title: array [0..511] of AnsiChar;
author: array [0..511] of AnsiChar;
copyright: array [0..511] of AnsiChar;
@@ -688,6 +767,7 @@ type
year: cint; (**< ID3 year, 0 if none *)
track: cint; (**< track number, 0 if none *)
genre: array [0..31] of AnsiChar; (**< ID3 genre *)
+ {$IFEND}
ctx_flags: cint; (**< Format-specific flags, see AVFMTCTX_xx *)
(* private data for pts handling (do not modify directly). *)
@@ -735,7 +815,7 @@ type
loop_input: cint;
{$IF LIBAVFORMAT_VERSION >= 50006000} // 50.6.0
- (** Decoding: size of data to probe; encoding: unused. *)
+ (** decoding: size of data to probe; encoding: unused. *)
probesize: cuint;
{$IFEND}
@@ -775,8 +855,8 @@ type
{$IF LIBAVFORMAT_VERSION >= 52004000} // 52.4.0
(**
- * Maximum amount of memory in bytes to use per stream for the index.
- * If the needed index exceeds this size, entries will be discarded as
+ * Maximum amount of memory in bytes to use for the index of each stream.
+ * If the index exceeds this size, entries will be discarded as
* needed to maintain a smaller size. This can lead to slower or less
* accurate seeking (depends on demuxer).
* Demuxers for which a full in-memory index is mandatory will ignore
@@ -833,8 +913,10 @@ type
*)
TAVProgram = record
id : cint;
+ {$IF LIBAVFORMAT_VERSION < 53000000} // 53.00.0
provider_name : PAnsiChar; ///< network name for DVB streams
name : PAnsiChar; ///< service name for DVB streams
+ {$IFEND}
flags : cint;
discard : TAVDiscard; ///< selects which program to discard and which to feed to the caller
{$IF LIBAVFORMAT_VERSION >= 51016000} // 51.16.0
@@ -908,8 +990,18 @@ var
{$IFEND}
{$IF LIBAVFORMAT_VERSION >= 52003000} // 52.3.0
+(**
+ * If f is NULL, returns the first registered input format,
+ * if f is non-NULL, returns the next registered input format after f
+ * or NULL if f is the last one.
+ *)
function av_iformat_next(f: PAVInputFormat): PAVInputFormat;
cdecl; external av__format;
+(**
+ * If f is NULL, returns the first registered output format,
+ * if f is non-NULL, returns the next registered input format after f
+ * or NULL if f is the last one.
+ *)
function av_oformat_next(f: PAVOutputFormat): PAVOutputFormat;
cdecl; external av__format;
{$IFEND}
@@ -917,8 +1009,8 @@ function av_oformat_next(f: PAVOutputFormat): PAVOutputFormat;
function av_guess_image2_codec(filename: {const} PAnsiChar): TCodecID;
cdecl; external av__format;
-(* XXX: use automatic init with either ELF sections or C file parser *)
-(* modules *)
+(* XXX: Use automatic init with either ELF sections or C file parser *)
+(* modules. *)
(* utils.c *)
procedure av_register_input_format(format: PAVInputFormat);
@@ -1006,7 +1098,7 @@ procedure av_pkt_dump_log(avcl: Pointer; level: cint; pkt: PAVPacket; dump_paylo
*
* @see av_register_input_format()
* @see av_register_output_format()
- * @see register_protocol()
+ * @see av_register_protocol()
*)
procedure av_register_all();
cdecl; external av__format;
@@ -1062,18 +1154,28 @@ function av_open_input_file(var ic_ptr: PAVFormatContext; filename: PAnsiChar;
ap: PAVFormatParameters): cint;
cdecl; external av__format;
+{$IF LIBAVFORMAT_VERSION >= 52026000} // 52.26.0
(**
* Allocate an AVFormatContext.
* Can be freed with av_free() but do not forget to free everything you
* explicitly allocated as well!
*)
+function avformat_alloc_context(): PAVFormatContext;
+ cdecl; external av__format;
+{$ELSE}
+ {$IF LIBAVFORMAT_VERSION_MAJOR < 53}
+(**
+ * @deprecated Use avformat_alloc_context() instead.
+ *)
function av_alloc_format_context(): PAVFormatContext;
cdecl; external av__format;
+ {$IFEND}
+{$IFEND}
(**
* Read packets of a media file to get stream information. This
* is useful for file formats with no headers such as MPEG. This
- * function also computes the real frame rate in case of MPEG-2 repeat
+ * function also computes the real framerate in case of MPEG-2 repeat
* frame mode.
* The logical file position is not changed by this function;
* examined packets may be buffered for later processing.
@@ -1111,7 +1213,7 @@ function av_read_packet(s: PAVFormatContext; var pkt: TAVPacket): cint;
* then it contains one frame.
*
* pkt->pts, pkt->dts and pkt->duration are always set to correct
- * values in AVStream.timebase units (and guessed if the format cannot
+ * values in AVStream.time_base units (and guessed if the format cannot
* provide them). pkt->pts can be AV_NOPTS_VALUE if the video format
* has B-frames, so it is better to rely on pkt->dts if you do not
* decompress the payload.
@@ -1122,7 +1224,7 @@ function av_read_frame(s: PAVFormatContext; var pkt: TAVPacket): cint;
cdecl; external av__format;
(**
- * Seek to the key frame at timestamp.
+ * Seek to the keyframe at timestamp.
* 'timestamp' in 'stream_index'.
* @param stream_index If stream_index is (-1), a default
* stream is selected, and timestamp is automatically converted
@@ -1136,15 +1238,51 @@ function av_seek_frame(s: PAVFormatContext; stream_index: cint; timestamp: cint6
flags: cint): cint;
cdecl; external av__format;
+{$IF LIBAVFORMAT_VERSION >= 52026000} // 52.26.0
(**
- * Start playing a network based stream (e.g. RTSP stream) at the
+ * Seek to timestamp ts.
+ * Seeking will be done so that the point from which all active streams
+ * can be presented successfully will be closest to ts and within min/max_ts.
+ * Active streams are all streams that have AVStream.discard < AVDISCARD_ALL.
+ *
+ * If flags contain AVSEEK_FLAG_BYTE, then all timestamps are in byte and
+ * are the file position (this may not be supported by all demuxers).
+ * If flags contain AVSEEK_FLAG_FRAME then all timestamps are in frames
+ * in the stream with stream_index (this may not be supported by all demuxers).
+ * Otherwise all timestamps are in units of the stream selected by stream_index
+ * or if stream_index is -1, in AV_TIME_BASE units.
+ * If flags contain AVSEEK_FLAG_ANY, then non-keyframes are treated as
+ * keyframes (this may not be supported by all demuxers).
+ *
+ * @param stream_index index of the stream which is used as time base reference.
+ * @param min_ts smallest acceptable timestamp
+ * @param ts target timestamp
+ * @param max_ts largest acceptable timestamp
+ * @param flags flags
+ * @returns >=0 on success, error code otherwise
+ *
+ * @NOTE This is part of the new seek API which is still under construction.
+ * Thus do not use this yet. It may change at any time, do not expect
+ * ABI compatibility yet!
+ *)
+function avformat_seek_file(s: PAVFormatContext;
+ stream_index: cint;
+ min_ts: cint64;
+ ts: cint64;
+ max_ts: cint64;
+ flags: cint): cint;
+ cdecl; external av__format;
+{$IFEND}
+
+(**
+ * Start playing a network-based stream (e.g. RTSP stream) at the
* current position.
*)
function av_read_play(s: PAVFormatContext): cint;
cdecl; external av__format;
(**
- * Pause a network based stream (e.g. RTSP stream).
+ * Pause a network-based stream (e.g. RTSP stream).
*
* Use av_read_play() to resume it.
*)
@@ -1239,7 +1377,7 @@ function av_index_search_timestamp(st: PAVStream; timestamp: cint64; flags: cint
{$IF LIBAVFORMAT_VERSION >= 52004000} // 52.4.0
(**
* Ensures the index uses less memory than the maximum specified in
- * AVFormatContext.max_index_size, by discarding entries if it grows
+ * AVFormatContext.max_index_size by discarding entries if it grows
* too large.
* This function is not part of the public API and should only be called
* by demuxers.
@@ -1337,7 +1475,7 @@ function av_write_frame(s: PAVFormatContext; var pkt: TAVPacket): cint;
* Writes a packet to an output media file ensuring correct interleaving.
*
* The packet must contain one audio or video frame.
- * If the packets are already correctly interleaved the application should
+ * If the packets are already correctly interleaved, the application should
* call av_write_frame() instead as it is slightly faster. It is also important
* to keep in mind that completely non-interleaved input will need huge amounts
* of memory to interleave with this, so it is preferable to interleave at the
@@ -1355,7 +1493,7 @@ function av_interleaved_write_frame(s: PAVFormatContext; var pkt: TAVPacket): ci
* Interleave a packet per dts in an output media file.
*
* Packets with pkt->destruct == av_destruct_packet will be freed inside this
- * function, so they cannot be used after it, note calling av_free_packet()
+ * function, so they cannot be used after it. Note that calling av_free_packet()
* on them is still safe.
*
* @param s media file handle
@@ -1370,6 +1508,24 @@ function av_interleave_packet_per_dts(s: PAVFormatContext; _out: PAVPacket;
pkt: PAVPacket; flush: cint): cint;
cdecl; external av__format;
+{$IF LIBAVFORMAT_VERSION >= 52025000} // 52.25.0
+(**
+ * Add packet to AVFormatContext->packet_buffer list, determining its
+ * interleaved position using compare() function argument.
+ *
+ * This function is not part of the public API and should only be called
+ * by muxers using their own interleave function.
+ *)
+{
+procedure ff_interleave_add_packet(s: PAVFormatContext;
+ pkt: PAVPacket;
+ compare: function(para1: PAVFormatContext;
+ para2: PAVPacket;
+ para3: PAVPacket): cint);
+ cdecl; external av__format;
+}
+{$IFEND}
+
(**
* @brief Write the stream trailer to an output media file and
* free the file private data.
@@ -1396,7 +1552,7 @@ function parse_image_size(width_ptr: PCint; height_ptr: PCint;
{$IF LIBAVFORMAT_VERSION_MAJOR < 53}
(**
- * Converts frame rate from string to a fraction.
+ * Converts framerate from a string to a fraction.
* @deprecated Use av_parse_video_frame_rate instead.
*)
function parse_frame_rate(frame_rate: PCint; frame_rate_base: PCint;
@@ -1405,7 +1561,7 @@ function parse_frame_rate(frame_rate: PCint; frame_rate_base: PCint;
{$IFEND}
(**
- * Parses \p datestr and returns a corresponding number of microseconds.
+ * Parses datestr and returns a corresponding number of microseconds.
* @param datestr String representing a date or a duration.
* - If a date the syntax is:
* @code
@@ -1416,7 +1572,7 @@ function parse_frame_rate(frame_rate: PCint; frame_rate_base: PCint;
* If the year-month-day part is not specified it takes the current
* year-month-day.
* Returns the number of microseconds since 1st of January, 1970 up to
- * the time of the parsed date or INT64_MIN if \p datestr cannot be
+ * the time of the parsed date or INT64_MIN if datestr cannot be
* successfully parsed.
* - If a duration the syntax is:
* @code
@@ -1424,10 +1580,10 @@ function parse_frame_rate(frame_rate: PCint; frame_rate_base: PCint;
* [-]S+[.m...]
* @endcode
* Returns the number of microseconds contained in a time interval
- * with the specified duration or INT64_MIN if \p datestr cannot be
+ * with the specified duration or INT64_MIN if datestr cannot be
* successfully parsed.
- * @param duration Flag which tells how to interpret \p datestr, if
- * not zero \p datestr is interpreted as a duration, otherwise as a
+ * @param duration Flag which tells how to interpret datestr, if
+ * not zero datestr is interpreted as a duration, otherwise as a
* date.
*)
function parse_date(datestr: PAnsiChar; duration: cint): cint64;
@@ -1444,7 +1600,11 @@ const
function ffm_read_write_index(fd: cint): cint64;
cdecl; external av__format;
+{$IF LIBAVFORMAT_VERSION < 52027000} // 52.27.0
procedure ffm_write_write_index(fd: cint; pos: cint64);
+{$ELSE}
+function ffm_write_write_index(fd: cint; pos: cint64): cint;
+{$IFEND}
cdecl; external av__format;
procedure ffm_set_write_index(s: PAVFormatContext; pos: cint64; file_size: cint64);
@@ -1460,7 +1620,7 @@ function find_info_tag(arg: PAnsiChar; arg_size: cint; tag1: PAnsiChar; info: PA
cdecl; external av__format;
(**
- * Returns in 'buf' the path with '%d' replaced by number.
+ * Returns in 'buf' the path with '%d' replaced by a number.
*
* Also handles the '%0nd' format where 'n' is the total number
* of digits and '%%'.
@@ -1526,10 +1686,12 @@ begin
end;
{$IFEND}
+{$IF LIBAVCODEC_VERSION < 52032000} // < 52.32.0
procedure av_free_packet(pkt: PAVPacket);
begin
if ((pkt <> nil) and (@pkt^.destruct <> nil)) then
pkt^.destruct(pkt);
end;
+{$IFEND}
end.
diff --git a/unicode/src/lib/ffmpeg/avio.pas b/unicode/src/lib/ffmpeg/avio.pas
index 33778206..dc0a330b 100644
--- a/unicode/src/lib/ffmpeg/avio.pas
+++ b/unicode/src/lib/ffmpeg/avio.pas
@@ -27,7 +27,12 @@
(*
* Conversion of libavformat/avio.h
- * revision 16100, Sat Dec 13 13:39:13 2008 UTC
+ * unbuffered I/O operations
+ * revision 16100, Sat Dec 13 13:39:13 2008 UTC
+ * update Tue, Jun 10 01:00:00 2009 UTC
+ *
+ * @warning This file has to be considered an internal but installed
+ * header, so it should not be directly included in your projects.
*)
unit avio;
@@ -103,6 +108,7 @@ type
name: PAnsiChar;
url_open: function (h: PURLContext; filename: {const} PAnsiChar; flags: cint): cint; cdecl;
url_read: function (h: PURLContext; buf: PByteArray; size: cint): cint; cdecl;
+ url_read_complete: function (h: PURLContext; buf: PByteArray; size: cint): cint; cdecl;
url_write: function (h: PURLContext; buf: PByteArray; size: cint): cint; cdecl;
url_seek: function (h: PURLContext; pos: cint64; whence: cint): cint64; cdecl;
url_close: function (h: PURLContext): cint; cdecl;
@@ -180,6 +186,16 @@ function url_exist(filename: {const} PAnsiChar): cint;
cdecl; external av__format;
function url_filesize (h: PURLContext): cint64;
cdecl; external av__format;
+{
+ * Return the file descriptor associated with this URL. For RTP, this
+ * will return only the RTP file descriptor, not the RTCP file descriptor.
+ * To get both, use rtp_get_file_handles().
+ *
+ * @return the file descriptor associated with this URL, or <0 on error.
+}
+(* not implemented *)
+function url_get_file_handle(h: PURLContext): cint;
+ cdecl; external av__format;
(**
* Return the maximum packet size associated to packetized file
@@ -240,19 +256,34 @@ function av_url_read_seek(h: PURLContext; stream_index: cint;
cdecl; external av__format;
{$IFEND}
-{
+(**
var
+{$IF LIBAVFORMAT_VERSION_MAJOR < 53}
first_protocol: PURLProtocol; external av__format;
+{$IFEND}
url_interrupt_cb: PURLInterruptCB; external av__format;
-}
+**)
+{
+* If protocol is NULL, returns the first registered protocol,
+* if protocol is non-NULL, returns the next registered protocol after protocol,
+* or NULL if protocol is the last one.
+}
{$IF LIBAVFORMAT_VERSION >= 52002000} // 52.2.0
function av_protocol_next(p: PURLProtocol): PURLProtocol;
cdecl; external av__format;
{$IFEND}
+{$IF LIBAVFORMAT_VERSION <= 52028000} // 52.28.0
+(**
+ * @deprecated Use av_register_protocol() instead.
+ *)
function register_protocol (protocol: PURLProtocol): cint;
cdecl; external av__format;
+{$ELSE}
+function av_register_protocol (protocol: PURLProtocol): cint;
+ cdecl; external av__format;
+{$IFEND}
type
TReadWriteFunc = function (opaque: Pointer; buf: PByteArray; buf_size: cint): cint; cdecl;
@@ -521,7 +552,7 @@ function ff_crc04C11DB7_update(checksum: culong; buf: {const} PByteArray;
{$IFEND}
function get_checksum(s: PByteIOContext): culong;
cdecl; external av__format;
-procedure init_checksum(s: PByteIOContext;
+procedure init_gsum(s: PByteIOContext;
update_checksum: pointer;
checksum: culong);
cdecl; external av__format;
@@ -531,9 +562,11 @@ function udp_set_remote_url(h: PURLContext; uri: {const} PAnsiChar): cint;
cdecl; external av__format;
function udp_get_local_port(h: PURLContext): cint;
cdecl; external av__format;
+{$IF LIBAVFORMAT_VERSION_MAJOR <= 52}
function udp_get_file_handle(h: PURLContext): cint;
cdecl; external av__format;
-
+{$IFEND}
+
implementation
function url_is_streamed(s: PByteIOContext): cint;
diff --git a/unicode/src/lib/ffmpeg/avutil.pas b/unicode/src/lib/ffmpeg/avutil.pas
index 6de35f1b..6a93ea12 100644
--- a/unicode/src/lib/ffmpeg/avutil.pas
+++ b/unicode/src/lib/ffmpeg/avutil.pas
@@ -29,14 +29,21 @@
*
* libavutil/avutil.h:
* Min. version: 49.0.1, revision 6577, Sat Oct 7 15:30:46 2006 UTC
- * Max. version: 49.14.0, revision 16912, Sun Feb 1 02:00:19 2009 UTC
+ * Max. version: 49.14.0, revision 16912, Sun Feb 1 02:00:19 2009 UTC
*
* libavutil/mem.h:
- * revision 16590, Tue Jan 13 23:44:16 2009 UTC
+ * revision 16590, Tue Jan 13 23:44:16 2009 UTC
*
* libavutil/log.h:
- * revision 16571, Tue Jan 13 00:14:43 2009 UTC
+ * revision 16571, Tue Jan 13 00:14:43 2009 UTC
*)
+{
+ Update changes auf avutil.h, mem.h and log.h
+ Max. version 50.03.0, Tue, Jun 09 24:00:00 2009 UTC
+ include/keep pixfmt.h (change in revision 50.01.0)
+ Maybe, the pixelformats are not needed, but it has not been checked.
+ log.h is only partial.
+}
unit avutil;
@@ -62,8 +69,8 @@ uses
const
(* Max. supported version by this header *)
- LIBAVUTIL_MAX_VERSION_MAJOR = 49;
- LIBAVUTIL_MAX_VERSION_MINOR = 14;
+ LIBAVUTIL_MAX_VERSION_MAJOR = 50;
+ LIBAVUTIL_MAX_VERSION_MINOR = 3;
LIBAVUTIL_MAX_VERSION_RELEASE = 0;
LIBAVUTIL_MAX_VERSION = (LIBAVUTIL_MAX_VERSION_MAJOR * VERSION_MAJOR) +
(LIBAVUTIL_MAX_VERSION_MINOR * VERSION_MINOR) +
@@ -112,6 +119,14 @@ type
* components stored in AVFrame.data[1] should be in the range 0..255.
* This is important as many custom PAL8 video codecs that were designed
* to run on the IBM VGA graphics adapter use 6-bit palette components.
+ *
+ * For all the 8bit per pixel formats, an RGB32 palette is in data[1] like
+ * for pal8. This palette is filled in automatically by the function
+ * allocating the picture.
+ *
+ * Note, make sure that all newly added big endian formats have pix_fmt&1==1
+ * and that all newly added little endian formats have pix_fmt&1==0
+ * this allows simpler detection of big vs little endian.
*)
PAVPixelFormat = ^TAVPixelFormat;
@@ -123,11 +138,15 @@ type
PIX_FMT_BGR24, ///< packed RGB 8:8:8, 24bpp, BGRBGR...
PIX_FMT_YUV422P, ///< planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
PIX_FMT_YUV444P, ///< planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
+{$IF LIBAVUTIL_VERSION <= 50001000} // 50.01.0
PIX_FMT_RGB32, ///< packed RGB 8:8:8, 32bpp, (msb)8A 8R 8G 8B(lsb), in CPU endianness
+{$IFEND}
PIX_FMT_YUV410P, ///< planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
PIX_FMT_YUV411P, ///< planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
+{$IF LIBAVUTIL_VERSION <= 50000000} // 50.00.0
PIX_FMT_RGB565, ///< packed RGB 5:6:5, 16bpp, (msb) 5R 6G 5B(lsb), in CPU endianness
PIX_FMT_RGB555, ///< packed RGB 5:5:5, 16bpp, (msb)1A 5R 5G 5B(lsb), in CPU endianness, most significant bit to 0
+{$IFEND}
PIX_FMT_GRAY8, ///< Y , 8bpp
PIX_FMT_MONOWHITE, ///< Y , 1bpp, 0 is white, 1 is black
PIX_FMT_MONOBLACK, ///< Y , 1bpp, 0 is black, 1 is white
@@ -135,13 +154,17 @@ type
PIX_FMT_YUVJ420P, ///< planar YUV 4:2:0, 12bpp, full scale (JPEG)
PIX_FMT_YUVJ422P, ///< planar YUV 4:2:2, 16bpp, full scale (JPEG)
PIX_FMT_YUVJ444P, ///< planar YUV 4:4:4, 24bpp, full scale (JPEG)
- PIX_FMT_XVMC_MPEG2_MC,///< XVideo Motion Acceleration via common packet passing(xvmc_render.h)
+ PIX_FMT_XVMC_MPEG2_MC,///< XVideo Motion Acceleration via common packet passing
PIX_FMT_XVMC_MPEG2_IDCT,
PIX_FMT_UYVY422, ///< packed YUV 4:2:2, 16bpp, Cb Y0 Cr Y1
PIX_FMT_UYYVYY411, ///< packed YUV 4:1:1, 12bpp, Cb Y0 Y1 Cr Y2 Y3
+{$IF LIBAVUTIL_VERSION <= 50001000} // 50.01.0
PIX_FMT_BGR32, ///< packed RGB 8:8:8, 32bpp, (msb)8A 8B 8G 8R(lsb), in CPU endianness
+{$IFEND}
+{$IF LIBAVUTIL_VERSION <= 50000000} // 50.00.0
PIX_FMT_BGR565, ///< packed RGB 5:6:5, 16bpp, (msb) 5B 6G 5R(lsb), in CPU endianness
PIX_FMT_BGR555, ///< packed RGB 5:5:5, 16bpp, (msb)1A 5B 5G 5R(lsb), in CPU endianness, most significant bit to 1
+{$IFEND}
PIX_FMT_BGR8, ///< packed RGB 3:3:2, 8bpp, (msb)2B 3G 3R(lsb)
PIX_FMT_BGR4, ///< packed RGB 1:2:1, 4bpp, (msb)1B 2G 1R(lsb)
PIX_FMT_BGR4_BYTE, ///< packed RGB 1:2:1, 8bpp, (msb)1B 2G 1R(lsb)
@@ -150,10 +173,15 @@ type
PIX_FMT_RGB4_BYTE, ///< packed RGB 1:2:1, 8bpp, (msb)1R 2G 1B(lsb)
PIX_FMT_NV12, ///< planar YUV 4:2:0, 12bpp, 1 plane for Y and 1 for UV
PIX_FMT_NV21, ///< as above, but U and V bytes are swapped
-
+{$IF LIBAVUTIL_VERSION <= 50001000} // 50.01.0
PIX_FMT_RGB32_1, ///< packed RGB 8:8:8, 32bpp, (msb)8R 8G 8B 8A(lsb), in CPU endianness
PIX_FMT_BGR32_1, ///< packed RGB 8:8:8, 32bpp, (msb)8B 8G 8R 8A(lsb), in CPU endianness
-
+{$ELSE} // 50.02.0
+ PIX_FMT_ARGB, ///< packed ARGB 8:8:8:8, 32bpp, ARGBARGB...
+ PIX_FMT_RGBA, ///< packed RGBA 8:8:8:8, 32bpp, RGBARGBA...
+ PIX_FMT_ABGR, ///< packed ABGR 8:8:8:8, 32bpp, ABGRABGR...
+ PIX_FMT_BGRA, ///< packed BGRA 8:8:8:8, 32bpp, BGRABGRA...
+{$IFEND}
PIX_FMT_GRAY16BE, ///< Y , 16bpp, big-endian
PIX_FMT_GRAY16LE, ///< Y , 16bpp, little-endian
PIX_FMT_YUV440P, ///< planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
@@ -164,23 +192,74 @@ type
PIX_FMT_VDPAU_MPEG2,///< MPEG-2 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
PIX_FMT_VDPAU_WMV3,///< WMV3 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
PIX_FMT_VDPAU_VC1, ///< VC-1 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
+{$IF LIBAVUTIL_VERSION >= 49015000} // 49.15.0
+ PIX_FMT_RGB48BE, ///< packed RGB 16:16:16, 48bpp, 16R, 16G, 16B, big-endian
+ PIX_FMT_RGB48LE, ///< packed RGB 16:16:16, 48bpp, 16R, 16G, 16B, little-endian
+{$IFEND}
+{$IF LIBAVUTIL_VERSION >= 50001000} // 50.01.0
+ PIX_FMT_RGB565BE, ///< packed RGB 5:6:5, 16bpp, (msb) 5R 6G 5B(lsb), big-endian
+ PIX_FMT_RGB565LE, ///< packed RGB 5:6:5, 16bpp, (msb) 5R 6G 5B(lsb), little-endian
+ PIX_FMT_RGB555BE, ///< packed RGB 5:5:5, 16bpp, (msb)1A 5R 5G 5B(lsb), big-endian, most significant bit to 0
+ PIX_FMT_RGB555LE, ///< packed RGB 5:5:5, 16bpp, (msb)1A 5R 5G 5B(lsb), little-endian, most significant bit to 0
+
+ PIX_FMT_BGR565BE, ///< packed BGR 5:6:5, 16bpp, (msb) 5B 6G 5R(lsb), big-endian
+ PIX_FMT_BGR565LE, ///< packed BGR 5:6:5, 16bpp, (msb) 5B 6G 5R(lsb), little-endian
+ PIX_FMT_BGR555BE, ///< packed BGR 5:5:5, 16bpp, (msb)1A 5B 5G 5R(lsb), big-endian, most significant bit to 1
+ PIX_FMT_BGR555LE, ///< packed BGR 5:5:5, 16bpp, (msb)1A 5B 5G 5R(lsb), little-endian, most significant bit to 1
+
+ PIX_FMT_VAAPI_MOCO, ///< HW acceleration through VA API at motion compensation entry-point, Picture.data[3] contains a vaapi_render_state struct which contains macroblocks as well as various fields extracted from headers
+ PIX_FMT_VAAPI_IDCT, ///< HW acceleration through VA API at IDCT entry-point, Picture.data[3] contains a vaapi_render_state struct which contains fields extracted from headers
+ PIX_FMT_VAAPI_VLD, ///< HW decoding through VA API, Picture.data[3] contains a vaapi_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
+{$IFEND}
PIX_FMT_NB ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions
);
const
{$ifdef WORDS_BIGENDIAN}
- PIX_FMT_RGBA = PIX_FMT_RGB32_1;
- PIX_FMT_BGRA = PIX_FMT_BGR32_1;
- PIX_FMT_ARGB = PIX_FMT_RGB32;
- PIX_FMT_ABGR = PIX_FMT_BGR32;
- PIX_FMT_GRAY16 = PIX_FMT_GRAY16BE;
+ {$IF LIBAVUTIL_VERSION <= 50001000} // 50.01.0
+ PIX_FMT_RGBA = PIX_FMT_RGB32_1;
+ PIX_FMT_BGRA = PIX_FMT_BGR32_1;
+ PIX_FMT_ARGB = PIX_FMT_RGB32;
+ PIX_FMT_ABGR = PIX_FMT_BGR32;
+ {$ELSE} // 50.02.0
+ PIX_FMT_RGB32 = PIX_FMT_ARGB;
+ PIX_FMT_RGB32_1 = PIX_FMT_RGBA;
+ PIX_FMT_BGR32 = PIX_FMT_ABGR;
+ PIX_FMT_BGR32_1 = PIX_FMT_BGRA;
+ {$IFEND}
+ PIX_FMT_GRAY16 = PIX_FMT_GRAY16BE;
+ {$IF LIBAVUTIL_VERSION >= 49015000} // 49.15.0
+ PIX_FMT_RGB48 = PIX_FMT_RGB48BE;
+ {$IFEND}
+ {$IF LIBAVUTIL_VERSION >= 50001000} // 50.01.0
+ PIX_FMT_RGB565 = PIX_FMT_RGB565BE;
+ PIX_FMT_RGB555 = PIX_FMT_RGB555BE;
+ PIX_FMT_BGR565 = PIX_FMT_BGR565BE;
+ PIX_FMT_BGR555 = PIX_FMT_BGR555BE
+ {$IFEND}
{$else}
- PIX_FMT_RGBA = PIX_FMT_BGR32;
- PIX_FMT_BGRA = PIX_FMT_RGB32;
- PIX_FMT_ARGB = PIX_FMT_BGR32_1;
- PIX_FMT_ABGR = PIX_FMT_RGB32_1;
- PIX_FMT_GRAY16 = PIX_FMT_GRAY16LE;
-{$endif}
+ {$IF LIBAVUTIL_VERSION <= 50001000} // 50.01.0
+ PIX_FMT_RGBA = PIX_FMT_BGR32;
+ PIX_FMT_BGRA = PIX_FMT_RGB32;
+ PIX_FMT_ARGB = PIX_FMT_BGR32_1;
+ PIX_FMT_ABGR = PIX_FMT_RGB32_1;
+ {$ELSE} // 50.02.0
+ PIX_FMT_RGB32 = PIX_FMT_BGRA;
+ PIX_FMT_RGB32_1 = PIX_FMT_ABGR;
+ PIX_FMT_BGR32 = PIX_FMT_RGBA;
+ PIX_FMT_BGR32_1 = PIX_FMT_ARGB;
+ {$IFEND}
+ PIX_FMT_GRAY16 = PIX_FMT_GRAY16LE;
+ {$IF LIBAVUTIL_VERSION >= 49015000} // 49.15.0
+ PIX_FMT_RGB48 = PIX_FMT_RGB48LE;
+ {$IFEND}
+ {$IF LIBAVUTIL_VERSION >= 50001000} // 50.01.0
+ PIX_FMT_RGB565 = PIX_FMT_RGB565LE;
+ PIX_FMT_RGB555 = PIX_FMT_RGB555LE;
+ PIX_FMT_BGR565 = PIX_FMT_BGR565LE;
+ PIX_FMT_BGR555 = PIX_FMT_BGR555LE;
+ {$IFEND}
+{$ENDIF}
{$IF LIBAVUTIL_VERSION_MAJOR < 50} // 50.0.0
PIX_FMT_UYVY411 = PIX_FMT_UYYVYY411;
@@ -188,40 +267,41 @@ const
PIX_FMT_YUV422 = PIX_FMT_YUYV422;
{$IFEND}
-(* common.h *)
+(* libavutil/common.h *) // until now MKTAG is all from common.h KMS 9/6/2009
-function MKTAG(a,b,c,d: AnsiChar): integer;
+function MKTAG(a, b, c, d: AnsiChar): integer;
-(* mem.h *)
+(* libavutil/mem.h *)
+(* memory handling functions *)
(**
- * Allocate a block of \p size bytes with alignment suitable for all
+ * Allocates a block of size bytes with alignment suitable for all
* memory accesses (including vectors if available on the CPU).
* @param size Size in bytes for the memory block to be allocated.
- * @return Pointer to the allocated block, NULL if it cannot allocate
- * it.
+ * @return Pointer to the allocated block, NULL if the block cannot
+ * be allocated.
* @see av_mallocz()
*)
function av_malloc(size: cuint): pointer;
cdecl; external av__util; {av_malloc_attrib av_alloc_size(1)}
(**
- * Allocate or reallocate a block of memory.
- * If \p ptr is NULL and \p size > 0, allocate a new block. If \p
- * size is zero, free the memory block pointed by \p ptr.
+ * Allocates or reallocates a block of memory.
+ * If ptr is NULL and size > 0, allocates a new block. If \p
+ * size is zero, frees the memory block pointed to by ptr.
* @param size Size in bytes for the memory block to be allocated or
* reallocated.
* @param ptr Pointer to a memory block already allocated with
* av_malloc(z)() or av_realloc() or NULL.
- * @return Pointer to a newly reallocated block or NULL if it cannot
- * reallocate or the function is used to free the memory block.
+ * @return Pointer to a newly reallocated block or NULL if the block
+ * cannot be allocated or the function is used to free the memory block.
* @see av_fast_realloc()
*)
function av_realloc(ptr: pointer; size: cuint): pointer;
cdecl; external av__util; {av_alloc_size(2)}
(**
- * Free a memory block which has been allocated with av_malloc(z)() or
+ * Frees a memory block which has been allocated with av_malloc(z)() or
* av_realloc().
* @param ptr Pointer to the memory block which should be freed.
* @note ptr = NULL is explicitly allowed.
@@ -232,29 +312,28 @@ procedure av_free(ptr: pointer);
cdecl; external av__util;
(**
- * Allocate a block of \p size bytes with alignment suitable for all
+ * Allocates a block of size bytes with alignment suitable for all
* memory accesses (including vectors if available on the CPU) and
- * set to zeroes all the bytes of the block.
+ * zeroes all the bytes of the block.
* @param size Size in bytes for the memory block to be allocated.
- * @return Pointer to the allocated block, NULL if it cannot allocate
- * it.
+ * @return Pointer to the allocated block, NULL if it cannot be allocated.
* @see av_malloc()
*)
function av_mallocz(size: cuint): pointer;
cdecl; external av__util; {av_malloc_attrib av_alloc_size(1)}
(**
- * Duplicate the string \p s.
- * @param s String to be duplicated.
+ * Duplicates the string s.
+ * @param s string to be duplicated.
* @return Pointer to a newly allocated string containing a
- * copy of \p s or NULL if it cannot be allocated.
+ * copy of \p s or NULL if the string cannot be allocated.
*)
function av_strdup({const} s: PAnsiChar): PAnsiChar;
cdecl; external av__util; {av_malloc_attrib}
(**
- * Free a memory block which has been allocated with av_malloc(z)() or
- * av_realloc() and set to NULL the pointer to it.
+ * Frees a memory block which has been allocated with av_malloc(z)() or
+ * av_realloc() and set the pointer pointing to it to NULL.
* @param ptr Pointer to the pointer to the memory block which should
* be freed.
* @see av_free()
@@ -262,7 +341,7 @@ function av_strdup({const} s: PAnsiChar): PAnsiChar;
procedure av_freep (ptr: pointer);
cdecl; external av__util;
-(* log.h *)
+(* libavutil/log.h *)
const
{$IF LIBAVUTIL_VERSION_MAJOR < 50}
@@ -277,26 +356,26 @@ const
AV_LOG_QUIET = -8;
(**
- * something went really wrong and we will crash now
+ * Something went really wrong and we will crash now.
*)
AV_LOG_PANIC = 0;
(**
- * something went wrong and recovery is not possible
- * like no header in a format which depends on it or a combination
- * of parameters which are not allowed
+ * Something went wrong and recovery is not possible.
+ * For example, no header was found for a format which depends
+ * on headers or an illegal combination of parameters is used.
*)
AV_LOG_FATAL = 8;
(**
- * something went wrong and cannot losslessly be recovered
- * but not all future data is affected
+ * Something went wrong and cannot losslessly be recovered.
+ * However, not all future data is affected.
*)
AV_LOG_ERROR = 16;
(**
- * something somehow does not look correct / something which may or may not
- * lead to some problems like use of -vstrict -2
+ * Something somehow does not look correct. This may or may not
+ * lead to problems. An example would be the use of '-vstrict -2'.
*)
AV_LOG_WARNING = 24;
@@ -304,7 +383,7 @@ const
AV_LOG_VERBOSE = 40;
(**
- * stuff which is only useful for libav* developers
+ * Stuff which is only useful for libav* developers.
*)
AV_LOG_DEBUG = 48;
{$IFEND}
@@ -317,7 +396,9 @@ procedure av_log_set_level(level: cint);
implementation
-function MKTAG(a,b,c,d: AnsiChar): integer;
+(* libavutil/common.h *)
+
+function MKTAG(a, b, c, d: AnsiChar): integer;
begin
Result := (ord(a) or (ord(b) shl 8) or (ord(c) shl 16) or (ord(d) shl 24));
end;
diff --git a/unicode/src/lib/ffmpeg/mathematics.pas b/unicode/src/lib/ffmpeg/mathematics.pas
index fb57ccea..92ee0a5e 100644
--- a/unicode/src/lib/ffmpeg/mathematics.pas
+++ b/unicode/src/lib/ffmpeg/mathematics.pas
@@ -27,6 +27,9 @@
(*
* Conversion of libavutil/mathematics.h
* revision 16844, Wed Jan 28 08:50:10 2009 UTC
+ *
+ * update, MiSchi, no code change
+ * Fri Jun 12 2009 21:50:00 UTC
*)
unit mathematics;
@@ -55,11 +58,11 @@ const
type
TAVRounding = (
- AV_ROUND_ZERO = 0, ///< Round toward zero
- AV_ROUND_INF = 1, ///< Round away from zero
- AV_ROUND_DOWN = 2, ///< Round toward -infinity
- AV_ROUND_UP = 3, ///< Round toward +infinity
- AV_ROUND_NEAR_INF = 5 ///< Round to nearest and halfway cases away from zero
+ AV_ROUND_ZERO = 0, ///< Round toward zero.
+ AV_ROUND_INF = 1, ///< Round away from zero.
+ AV_ROUND_DOWN = 2, ///< Round toward -infinity.
+ AV_ROUND_UP = 3, ///< Round toward +infinity.
+ AV_ROUND_NEAR_INF = 5 ///< Round to nearest and halfway cases away from zero.
);
{$IF LIBAVUTIL_VERSION >= 49013000} // 49.13.0
@@ -90,4 +93,3 @@ function av_rescale_q (a: cint64; bq, cq: TAVRational): cint64;
implementation
end.
-
diff --git a/unicode/src/lib/ffmpeg/opt.pas b/unicode/src/lib/ffmpeg/opt.pas
index 833dc247..a2e2cce9 100644
--- a/unicode/src/lib/ffmpeg/opt.pas
+++ b/unicode/src/lib/ffmpeg/opt.pas
@@ -28,6 +28,9 @@
(*
* Conversion of libavcodec/opt.h
* revision 16912, Sun Feb 1 02:00:19 2009 UTC
+ *
+ * update, MiSchi, no code change
+ * Fri Jun 12 2009 21:50:00 UTC
*)
unit opt;
@@ -109,8 +112,8 @@ type
{$IF LIBAVCODEC_VERSION >= 51039000} // 51.39.0
(**
- * Looks for an option in \p obj. Looks only for the options which
- * have the flags set as specified in \p mask and \p flags (that is,
+ * Looks for an option in obj. Looks only for the options which
+ * have the flags set as specified in mask and flags (that is,
* for which it is the case that opt->flags & mask == flags).
*
* @param[in] obj a pointer to a struct whose first element is a
@@ -135,7 +138,7 @@ function av_set_string(obj: pointer; name: {const} PAnsiChar; val: {const} PAnsi
{$IF LIBAVCODEC_VERSION >= 51059000} // 51.59.0
(**
* @return a pointer to the AVOption corresponding to the field set or
- * NULL if no matching AVOption exists, or if the value \p val is not
+ * NULL if no matching AVOption exists, or if the value val is not
* valid
* @see av_set_string3()
*)
@@ -167,8 +170,11 @@ function av_set_string2(obj: Pointer; name: {const} PAnsiChar; val: {const} PAns
* @param alloc when 1 then the old value will be av_freed() and the
* new av_strduped()
* when 0 then no av_free() nor av_strdup() will be used
- * @return 0 if the value has been set, an AVERROR* error code if no
- * matching option exists, or if the value \p val is not valid
+ * @return 0 if the value has been set, or an AVERROR code in case of
+ * error:
+ * AVERROR(ENOENT) if no matching option exists
+ * AVERROR(ERANGE) if the value is out of range
+ * AVERROR(EINVAL) if the value is not valid
*)
function av_set_string3(obj: Pointer; name: {const} PAnsiChar; val: {const} PAnsiChar; alloc: cint; out o_out: {const} PAVOption): cint;
cdecl; external av__codec;
diff --git a/unicode/src/lib/ffmpeg/rational.pas b/unicode/src/lib/ffmpeg/rational.pas
index 6762aa26..b940009d 100644
--- a/unicode/src/lib/ffmpeg/rational.pas
+++ b/unicode/src/lib/ffmpeg/rational.pas
@@ -28,6 +28,9 @@
(*
* Conversion of libavutil/rational.h
* revision 16912, Sun Feb 1 02:00:19 2009 UTC
+ *
+ * update, MiSchi, no code change
+ * Fri Jun 12 2009 22:20:00 UTC
*)
unit rational;
@@ -135,22 +138,20 @@ function av_d2q(d: cdouble; max: cint): TAVRational;
cdecl; external av__util; {av_const}
{$IF LIBAVUTIL_VERSION >= 49011000} // 49.11.0
-
(**
- * @return 1 if \q1 is nearer to \p q than \p q2, -1 if \p q2 is nearer
- * than \p q1, 0 if they have the same distance.
+ * @return 1 if q1 is nearer to q than q2, -1 if q2 is nearer
+ * than q1, 0 if they have the same distance.
*)
function av_nearer_q(q, q1, q2: TAVRational): cint;
cdecl; external av__util;
(**
- * Finds the nearest value in \p q_list to \p q.
+ * Finds the nearest value in q_list to q.
* @param q_list an array of rationals terminated by {0, 0}
* @return the index of the nearest value found in the array
*)
function av_find_nearest_q_idx(q: TAVRational; q_list: {const} PAVRationalArray): cint;
cdecl; external av__util;
-
{$IFEND}
implementation
diff --git a/unicode/src/lib/ffmpeg/swscale.pas b/unicode/src/lib/ffmpeg/swscale.pas
index 965659d9..c0aabf45 100644
--- a/unicode/src/lib/ffmpeg/swscale.pas
+++ b/unicode/src/lib/ffmpeg/swscale.pas
@@ -45,12 +45,13 @@ interface
uses
ctypes,
avutil,
+ avcodec,
UConfig;
const
(* Max. supported version by this header *)
LIBSWSCALE_MAX_VERSION_MAJOR = 0;
- LIBSWSCALE_MAX_VERSION_MINOR = 6;
+ LIBSWSCALE_MAX_VERSION_MINOR = 7;
LIBSWSCALE_MAX_VERSION_RELEASE = 1;
LIBSWSCALE_MAX_VERSION = (LIBSWSCALE_MAX_VERSION_MAJOR * VERSION_MAJOR) +
(LIBSWSCALE_MAX_VERSION_MINOR * VERSION_MINOR) +
@@ -78,7 +79,7 @@ function swscale_version(): cuint;
{$IFEND}
const
- {* values for the flags, the stuff on the command line is different *}
+ (* values for the flags, the stuff on the command line is different *)
SWS_FAST_BILINEAR = 1;
SWS_BILINEAR = 2;
SWS_BICUBIC = 4;
@@ -98,10 +99,10 @@ const
SWS_PRINT_INFO = $1000;
- //the following 3 flags are not completely implemented
- //internal chrominace subsampling info
+ // the following 3 flags are not completely implemented
+ // internal chrominace subsampling info
SWS_FULL_CHR_H_INT = $2000;
- //input subsampling info
+ // input subsampling info
SWS_FULL_CHR_H_INP = $4000;
SWS_DIRECT_BGR = $8000;
SWS_ACCURATE_RND = $40000;
@@ -123,15 +124,14 @@ const
SWS_CS_SMPTE240M = 7;
SWS_CS_DEFAULT = 5;
-
type
// when used for filters they must have an odd number of elements
// coeffs cannot be shared between vectors
PSwsVector = ^TSwsVector;
TSwsVector = record
- coeff: PCdouble;
- length: cint;
+ coeff: PCdouble; // pointer to the list of coefficients
+ length: cint; // number of coefficients in the vector
end;
// vectors can be shared
@@ -148,63 +148,179 @@ type
{internal structure}
end;
-
procedure sws_freeContext(swsContext: PSwsContext);
cdecl; external sw__scale;
+(**
+ * Allocates and returns a SwsContext. You need it to perform
+ * scaling/conversion operations using sws_scale().
+ *
+ * @param srcW the width of the source image
+ * @param srcH the height of the source image
+ * @param srcFormat the source image format
+ * @param dstW the width of the destination image
+ * @param dstH the height of the destination image
+ * @param dstFormat the destination image format
+ * @param flags specify which algorithm and options to use for rescaling
+ * @return a pointer to an allocated context, or NULL in case of error
+ *)
function sws_getContext(srcW: cint; srcH: cint; srcFormat: TAVPixelFormat;
- dstW: cint; dstH: cint; dstFormat: TAVPixelFormat; flags: cint;
- srcFilter: PSwsFilter; dstFilter: PSwsFilter; param: PCdouble): PSwsContext;
+ dstW: cint; dstH: cint; dstFormat: TAVPixelFormat;
+ flags: cint; srcFilter: PSwsFilter;
+ dstFilter: PSwsFilter; param: PCdouble): PSwsContext;
cdecl; external sw__scale;
-function sws_scale(context: PSwsContext; src: PPCuint8Array; srcStride: PCintArray; srcSliceY: cint; srcSliceH: cint;
- dst: PPCuint8Array; dstStride: PCintArray): cint;
+
+(**
+ * Scales the image slice in srcSlice and puts the resulting scaled
+ * slice in the image in dst. A slice is a sequence of consecutive
+ * rows in an image.
+ *
+ * @param context the scaling context previously created with
+ * sws_getContext()
+ * @param srcSlice the array containing the pointers to the planes of
+ * the source slice
+ * @param srcStride the array containing the strides for each plane of
+ * the source image
+ * @param srcSliceY the position in the source image of the slice to
+ * process, that is the number (counted starting from
+ * zero) in the image of the first row of the slice
+ * @param srcSliceH the height of the source slice, that is the number
+ * of rows in the slice
+ * @param dst the array containing the pointers to the planes of
+ * the destination image
+ * @param dstStride the array containing the strides for each plane of
+ * the destination image
+ * @return the height of the output slice
+ *)
+function sws_scale(context: PSwsContext; srcSlice: PPCuint8Array; srcStride: PCintArray;
+ srcSliceY: cint; srcSliceH: cint; dst: PPCuint8Array; dstStride: PCintArray): cint;
cdecl; external sw__scale;
-function sws_scale_ordered(context: PSwsContext; src: PPCuint8Array; srcStride: PCintArray; srcSliceY: cint;
- srcSliceH: cint; dst: PPCuint8Array; dstStride: PCintArray): cint;
+
+{$IF LIBSWSCALE_VERSION_MAJOR < 1}
+// deprecated. Use sws_scale() instead.
+function sws_scale_ordered(context: PSwsContext; src: PPCuint8Array; srcStride: PCintArray;
+ srcSliceY: cint; srcSliceH: cint; dst: PPCuint8Array; dstStride: PCintArray): cint;
cdecl; external sw__scale; deprecated;
+{$IFEND}
-function sws_setColorspaceDetails(c: PSwsContext; inv_table: PQuadCintArray; srcRange: cint; table: PQuadCintArray; dstRange: cint;
+(**
+ * @param inv_table the yuv2rgb coefficients, normally ff_yuv2rgb_coeffs[x]
+ * @param fullRange if 1 then the luma range is 0..255 if 0 it is 16..235
+ * @return -1 if not supported
+ *)
+function sws_setColorspaceDetails(c: PSwsContext; inv_table: PQuadCintArray;
+ srcRange: cint; table: PQuadCintArray; dstRange: cint;
brightness: cint; contrast: cint; saturation: cint): cint;
cdecl; external sw__scale;
-function sws_getColorspaceDetails(c: PSwsContext; var inv_table: PQuadCintArray; var srcRange: cint; var table: PQuadCintArray; var dstRange: cint;
+
+(**
+ * @return -1 if not supported
+ *)
+function sws_getColorspaceDetails(c: PSwsContext; var inv_table: PQuadCintArray;
+ var srcRange: cint; var table: PQuadCintArray; var dstRange: cint;
var brightness: cint; var contrast: cint; var saturation: cint): cint;
cdecl; external sw__scale;
+
+(**
+ * Returns a normalized Gaussian curve used to filter stuff
+ * quality=3 is high quality, lower is lower quality.
+ *)
function sws_getGaussianVec(variance: cdouble; quality: cdouble): PSwsVector;
cdecl; external sw__scale;
+
+(**
+ * Allocates and returns a vector with length coefficients, all
+ * with the same value c.
+ *)
function sws_getConstVec(c: cdouble; length: cint): PSwsVector;
cdecl; external sw__scale;
+
+(**
+ * Allocates and returns a vector with just one coefficient, with
+ * value 1.0.
+ *)
function sws_getIdentityVec: PSwsVector;
cdecl; external sw__scale;
+
+(**
+ * Scales all the coefficients of a by the scalar value.
+ *)
procedure sws_scaleVec(a: PSwsVector; scalar: cdouble);
cdecl; external sw__scale;
+
+(**
+ * Scales all the coefficients of a so that their sum equals height.
+ *)
procedure sws_normalizeVec(a: PSwsVector; height: cdouble);
cdecl; external sw__scale;
+
procedure sws_convVec(a: PSwsVector; b: PSwsVector);
cdecl; external sw__scale;
+
procedure sws_addVec(a: PSwsVector; b: PSwsVector);
cdecl; external sw__scale;
+
procedure sws_subVec(a: PSwsVector; b: PSwsVector);
cdecl; external sw__scale;
+
procedure sws_shiftVec(a: PSwsVector; shift: cint);
cdecl; external sw__scale;
+
+(**
+ * Allocates and returns a clone of the vector a, that is a vector
+ * with the same coefficients as a.
+ *)
function sws_cloneVec(a: PSwsVector): PSwsVector;
cdecl; external sw__scale;
+{$IF LIBSWSCALE_VERSION_MAJOR < 1}
+// deprecated Use sws_printVec2() instead.
+
procedure sws_printVec(a: PSwsVector);
+ cdecl; external sw__scale; deprecated;
+{$IFEND}
+
+{$IF LIBSWSCALE_VERSION >= 000007000} // >= 0.7.0
+(**
+ * Prints with av_log() a textual representation of the vector a
+ * if log_level <= av_log_level.
+ *)
+procedure sws_printVec2(a: PSwsVector;
+ log_ctx: PAVClass; // PAVClass is declared in avcodec.pas
+ log_level: cint);
cdecl; external sw__scale;
+{$IFEND}
+
procedure sws_freeVec(a: PSwsVector);
cdecl; external sw__scale;
-function sws_getDefaultFilter(lumaGBlur: cfloat; chromaGBlur: cfloat; lumaSarpen: cfloat; chromaSharpen: cfloat; chromaHShift: cfloat;
- chromaVShift: cfloat; verbose: cint): PSwsFilter;
+function sws_getDefaultFilter(lumaGBlur: cfloat; chromaGBlur: cfloat;
+ lumaSharpen: cfloat; chromaSharpen: cfloat;
+ chromaHShift: cfloat; chromaVShift: cfloat;
+ verbose: cint): PSwsFilter;
cdecl; external sw__scale;
+
procedure sws_freeFilter(filter: PSwsFilter);
cdecl; external sw__scale;
+(**
+ * Checks if context can be reused, otherwise reallocates a new
+ * one.
+ *
+ * If context is NULL, just calls sws_getContext() to get a new
+ * context. Otherwise, checks if the parameters are the ones already
+ * saved in context. If that is the case, returns the current
+ * context. Otherwise, frees context and gets a new context with
+ * the new parameters.
+ *
+ * Be warned that srcFilter and dstFilter are not checked, they
+ * are assumed to remain the same.
+ *)
function sws_getCachedContext(context: PSwsContext;
- srcW: cint; srcH: cint; srcFormat: cint;
- dstW: cint; dstH: cint; dstFormat: cint; flags: cint;
- srcFilter: PSwsFilter; dstFilter: PSwsFilter; param: PCdouble): PSwsContext;
+ srcW: cint; srcH: cint; srcFormat: TAVPixelFormat;
+ dstW: cint; dstH: cint; dstFormat: TAVPixelFormat;
+ flags: cint; srcFilter: PSwsFilter;
+ dstFilter: PSwsFilter; param: PCdouble): PSwsContext;
cdecl; external sw__scale;
implementation
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-24 18:44:11 +0000