fix size_t for Delphi. fix duplicate packet procedures in avformat and avcodec.

git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/trunk@2919 b956fd51-792f-4845-bead-9b4dfca2ff2c

3 files changed, 27 insertions, 32 deletions

diff --git a/src/lib/ffmpeg-0.10/avcodec.pas b/src/lib/ffmpeg-0.10/avcodec.pas
index 0b735fc7..bfc2c3ba 100644
--- a/src/lib/ffmpeg-0.10/avcodec.pas
+++ b/src/lib/ffmpeg-0.10/avcodec.pas
@@ -199,6 +199,12 @@ const
   FF_API_OLD_ENCODE_AUDIO = (LIBAVCODEC_VERSION_MAJOR < 55);
 {$endif}
 
+{$IFNDEF FPC}
+type
+  // defines for Delphi
+  size_t = cardinal;
+{$ENDIF}
+
 type
   FF_INTERNALC_MEM_TYPE = cuint;
   
diff --git a/src/lib/ffmpeg-0.10/avformat.pas b/src/lib/ffmpeg-0.10/avformat.pas
index eab33a63..e2b464d3 100644
--- a/src/lib/ffmpeg-0.10/avformat.pas
+++ b/src/lib/ffmpeg-0.10/avformat.pas
@@ -441,46 +441,31 @@ procedure av_metadata_free(var m: PAVDictionary);
 
 (* packet functions *)
 
-const
-  PKT_FLAG_KEY = $0001;
-
-procedure av_destruct_packet_nofree(var pkt: TAVPacket);
-  cdecl; external av__format;
-
-(**
- * Default packet destructor.
- *)
-procedure av_destruct_packet(var pkt: TAVPacket);
-  cdecl; external av__format;
-
-(**
- * Initialize optional fields of a packet with default values.
- *
- * @param pkt packet
- *)
-procedure av_init_packet(var pkt: TAVPacket);
-  cdecl; external av__format;
-
 (**
- * Allocate the payload of a packet and initialize its fields with
+ * Allocate and read 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
+ * @param size desired payload size
+ * @return >0 (read size) if OK, AVERROR_xxx otherwise
  *)
-function av_new_packet(var pkt: TAVPacket; size: cint): cint;
+function av_get_packet(s: PAVIOContext; var pkt: TAVPacket; size: cint): cint;
   cdecl; external av__format;
 
 (**
- * Allocate and read the payload of a packet and initialize its fields with
- * default values.
+ * Read data and append it to the current content of the AVPacket.
+ * If pkt->size is 0 this is identical to av_get_packet.
+ * Note that this uses av_grow_packet and thus involves a realloc
+ * which is inefficient. Thus this function should only be used
+ * when there is no reasonable way to know (an upper bound of)
+ * the final size.
  *
  * @param pkt packet
- * @param size desired payload size
- * @return >0 (read size) if OK, AVERROR_xxx otherwise
+ * @param size amount of data to read
+ * @return >0 (read size) if OK, AVERROR_xxx otherwise, previous data
+ *         will not be lost even if an error occurs.
  *)
-function av_get_packet(s: PByteIOContext; var pkt: TAVPacket; size: cint): cint;
+function av_append_packet(s: PAVIOContext; var pkt: TAVPacket; size: cint): cint;
   cdecl; external av__format;
 
 (*************************************************)
diff --git a/src/lib/ffmpeg-0.10/avutil.pas b/src/lib/ffmpeg-0.10/avutil.pas
index 3ee956b0..23899794 100644
--- a/src/lib/ffmpeg-0.10/avutil.pas
+++ b/src/lib/ffmpeg-0.10/avutil.pas
@@ -78,6 +78,13 @@ const
   {$MESSAGE Error 'Linked version of libavutil is not yet supported!'}
 {$IFEND}
 
+type
+{$IFNDEF FPC}
+  // defines for Delphi
+  size_t = cardinal;
+{$ENDIF}
+  Psize_t = ^size_t;
+
 (**
  * Return the LIBAVUTIL_VERSION_INT constant.
  *)
@@ -235,9 +242,6 @@ begin
   Result := (ord(d) or (ord(c) shl 8) or (ord(b) shl 16) or (ord(a) shl 24));
 end;
 
-type
-  Psize_t = ^size_t;
-
 function av_size_mult(a: size_t; b: size_t; r: Psize_t): size_t;
   cdecl; external av__util;
 (* To Be Implemented, March 2012 KMS *)