diff options
Diffstat (limited to 'src/lib/ffmpeg')
| -rw-r--r-- | src/lib/ffmpeg/avcodec.pas | 111 | ||||
| -rw-r--r-- | src/lib/ffmpeg/opt.pas | 4 |
2 files changed, 58 insertions, 57 deletions
diff --git a/src/lib/ffmpeg/avcodec.pas b/src/lib/ffmpeg/avcodec.pas index 52688e94..0596efcd 100644 --- a/src/lib/ffmpeg/avcodec.pas +++ b/src/lib/ffmpeg/avcodec.pas @@ -23,7 +23,7 @@ * * Conversion of libavcodec/avcodec.h * Min. version: 51.16.0, revision 6577, Sat Oct 7 15:30:46 2006 UTC - * Max. version: 52.75.1, revision 23532, Tue May 29 23:00:00 2010 CET + * Max. version: 52.78.0, revision 23904, Tue May 29 23:00:00 2010 CET * *) @@ -82,8 +82,8 @@ const *) (* Max. supported version by this header *) LIBAVCODEC_MAX_VERSION_MAJOR = 52; - LIBAVCODEC_MAX_VERSION_MINOR = 75; - LIBAVCODEC_MAX_VERSION_RELEASE = 1; + LIBAVCODEC_MAX_VERSION_MINOR = 78; + LIBAVCODEC_MAX_VERSION_RELEASE = 0; LIBAVCODEC_MAX_VERSION = (LIBAVCODEC_MAX_VERSION_MAJOR * VERSION_MAJOR) + (LIBAVCODEC_MAX_VERSION_MINOR * VERSION_MINOR) + (LIBAVCODEC_MAX_VERSION_RELEASE * VERSION_RELEASE); @@ -112,7 +112,7 @@ const AV_TIME_BASE_Q: TAVRational = (num: 1; den: AV_TIME_BASE); (** - * Identifies the syntax and semantics of the bitstream. + * Identifie the syntax and semantics of the bitstream. * The principle is roughly: * Two decoders with the same ID can decode the same streams. * Two encoders with the same ID can encode compatible streams. @@ -1600,8 +1600,10 @@ type (** * Pixel format, see PIX_FMT_xxx. + * May be set by the demuxer if known from headers. + * May be overriden by the decoder if it knows better. * - encoding: Set by user. - * - decoding: Set by libavcodec. + * - decoding: Set by user if known, overridden by libavcodec if known *) pix_fmt: TAVPixelFormat; @@ -3363,7 +3365,7 @@ procedure audio_resample_close (s: PReSampleContext); cdecl; external av__codec; (** - * Initializes an audio resampler. + * Initialize 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 @@ -3376,7 +3378,7 @@ function av_resample_init (out_rate: cint; in_rate: cint; filter_length: cint; cdecl; external av__codec; (** - * resamples. + * Resample an array of samples using a previously configured context. * @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 @@ -3389,7 +3391,7 @@ function av_resample (c: PAVResampleContext; dst: PSmallint; src: PSmallint; var cdecl; external av__codec; (** - * Compensates samplerate/timestamp drift. The compensation is done by changing + * Compensate 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 @@ -3507,15 +3509,15 @@ procedure avcodec_get_chroma_sub_sample (pix_fmt: TAVPixelFormat; var h_shift: c cdecl; external av__codec; (** - * Returns the pixel format corresponding to the name \p name. + * Return the pixel format corresponding to the name name. * - * If there is no pixel format with name \p name, then looks for a + * If there is no pixel format with name name, then look 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", + * format of name. + * For example in a little-endian system, first look for "gray16", * then for "gray16le". * - * Finally if no pixel format has been found, returns \c PIX_FMT_NONE. + * Finally if no pixel format has been found, return PIX_FMT_NONE. *) function avcodec_get_pix_fmt_name(pix_fmt: TAVPixelFormat): PAnsiChar; cdecl; external av__codec; @@ -3525,7 +3527,7 @@ procedure avcodec_set_dimensions(s: PAVCodecContext; width: cint; height: cint); {$IF LIBAVCODEC_MAX_VERSION_MAJOR < 53} (** - * Returns the pixel format corresponding to the name name. + * Return the pixel format corresponding to the name name. * * If there is no pixel format with name name, then looks for a * pixel format with the name corresponding to the native endian @@ -3544,7 +3546,7 @@ function avcodec_get_pix_fmt(name: {const} PAnsiChar): TAVPixelFormat; {$IFEND} (** - * Returns a value representing the fourCC code associated to the + * Return a value representing the fourCC code associated to the * pixel format pix_fmt, or 0 if no associated fourCC code can be * found. *) @@ -3553,7 +3555,7 @@ function avcodec_pix_fmt_to_codec_tag(pix_fmt: TAVPixelFormat): cuint; {$IF LIBAVCODEC_VERSION >= 52073000} // 52.73.0 (** - * Puts a string representing the codec tag codec_tag in buf. + * Put a string representing the codec tag codec_tag in buf. * * @param buf_size size in bytes of buf * @return the length of the string that would have been generated if @@ -3572,7 +3574,7 @@ const FF_LOSS_CHROMA = $0020; {**< loss of chroma (e.g. RGB to gray conversion) *} (** - * Computes what kind of losses will occur when converting from one specific + * Compute what kind of losses will occur when converting from one specific * pixel format to another. * When converting from one pixel format to another, information loss may occur. * For example, when converting from RGB24 to GRAY, the color information will @@ -3593,7 +3595,7 @@ function avcodec_get_pix_fmt_loss (dst_pix_fmt: TAVPixelFormat; src_pix_fmt: TAV cdecl; external av__codec; (** - * Finds the best pixel format to convert to given a certain source pixel + * Find the best pixel format to convert to given a certain source pixel * format. When converting from one pixel format to another, information loss * may occur. For example, when converting from RGB24 to GRAY, the color * information will be lost. Similarly, other losses occur when converting from @@ -3702,7 +3704,7 @@ function av_codec_next(c: PAVCodec): PAVCodec; {$IFEND} (** - * Returns the LIBAVCODEC_VERSION_INT constant. + * Return the LIBAVCODEC_VERSION_INT constant. *) function avcodec_version(): cuint; cdecl; external av__codec; @@ -3715,20 +3717,20 @@ function avcodec_build(): cuint; {$IF LIBAVCODEC_VERSION >= 52041000} // 52.41.0 (** - * Returns the libavcodec build-time configuration. + * Return the libavcodec build-time configuration. *) function avcodec_configuration(): PAnsiChar; cdecl; external av__codec; (** - * Returns the libavcodec license. + * Return the libavcodec license. *) function avcodec_license(): PAnsiChar; cdecl; external av__codec; {$IFEND} (** - * Initializes libavcodec. + * Initialize libavcodec. * * @warning This function must be called before any other libavcodec * function. @@ -3752,7 +3754,7 @@ procedure register_avcodec(codec: PAVCodec); cdecl; external av__codec; {$IFEND} (** - * Finds a registered encoder with a matching codec ID. + * Find a registered encoder with a matching codec ID. * * @param id CodecID of the requested encoder * @return An encoder if one was found, NULL otherwise. @@ -3761,7 +3763,7 @@ function avcodec_find_encoder(id: TCodecID): PAVCodec; cdecl; external av__codec; (** - * Finds a registered encoder with the specified name. + * Find a registered encoder with the specified name. * * @param name name of the requested encoder * @return An encoder if one was found, NULL otherwise. @@ -3770,7 +3772,7 @@ function avcodec_find_encoder_by_name(name: PAnsiChar): PAVCodec; cdecl; external av__codec; (** - * Finds a registered decoder with a matching codec ID. + * Findsa registered decoder with a matching codec ID. * * @param id CodecID of the requested decoder * @return A decoder if one was found, NULL otherwise. @@ -3779,7 +3781,7 @@ function avcodec_find_decoder(id: TCodecID): PAVCodec; cdecl; external av__codec; (** - * Finds a registered decoder with the specified name. + * Find a registered decoder with the specified name. * * @param name name of the requested decoder * @return A decoder if one was found, NULL otherwise. @@ -3790,7 +3792,7 @@ procedure avcodec_string(buf: PAnsiChar; buf_size: cint; enc: PAVCodecContext; e cdecl; external av__codec; (** - * Sets the fields of the given AVCodecContext to default values. + * Set the fields of the given AVCodecContext to default values. * * @param s The AVCodecContext of which the fields should be set to default values. *) @@ -3810,7 +3812,7 @@ procedure avcodec_get_context_defaults2(s: PAVCodecContext; ctype: TAVMediaType) {$IFEND} (** - * Allocates an AVCodecContext and sets its fields to default values. The + * Allocate an AVCodecContext and sets it fields to default values. The * resulting struct can be deallocated by simply calling av_free(). * * @return An AVCodecContext filled with default values or NULL on failure. @@ -3848,7 +3850,7 @@ function avcodec_copy_context(dest: PAVCodecContext; src: {const} PAVCodecContex {$IFEND} (** - * Sets the fields of the given AVFrame to default values. + * Set the fields of the given AVFrame to default values. * * @param pic The AVFrame of which the fields should be set to default values. *) @@ -3856,7 +3858,7 @@ procedure avcodec_get_frame_defaults (pic: PAVFrame); cdecl; external av__codec; (** - * Allocates an AVFrame and sets its fields to default values. The resulting + * Allocate an AVFrame and set its fields to default values. The resulting * struct can be deallocated by simply calling av_free(). * * @return An AVFrame filled with default values or NULL on failure. @@ -3874,7 +3876,7 @@ function avcodec_default_reget_buffer (s: PAVCodecContext; pic: PAVFrame): cint; {$IF LIBAVCODEC_VERSION >= 52066000} // >= 52.66.0 (** - * Returns the amount of padding in pixels which the get_buffer callback must + * Return the amount of padding in pixels which the get_buffer callback must * provide around the edge of the image for codecs which do not have the * CODEC_FLAG_EMU_EDGE flag. * @@ -3885,7 +3887,7 @@ function avcodec_get_edge_width(): cuint; {$IFEND} (** - * Modifies width and height values so that they will result in a memory + * Modify width and height values so that they will result in a memory * buffer that is acceptable for the codec if you do not use any horizontal * padding. * @@ -3898,7 +3900,7 @@ procedure avcodec_align_dimensions(s: PAVCodecContext; width: PCint; height: PCi {$IF LIBAVCODEC_VERSION >= 52055000} // >= 52.55.0 (** - * Modifies width and height values so that they will result in a memory + * Modifiy width and height values so that they will result in a memory * buffer that is acceptable for the codec if you also ensure that all * line sizes are a multiple of the respective linesize_align[i]. * @@ -3912,7 +3914,7 @@ procedure avcodec_align_dimensions2(s: PAVCodecContext; width: PCint; height: PC {$IFEND} (** - * Checks if the given dimension of a picture is valid, meaning that all + * Check if the given dimension of a picture is valid, meaning that all * bytes of the picture can be addressed with a signed int. * * @param[in] w Width of the picture. @@ -3952,7 +3954,7 @@ function avcodec_default_execute2(s: PAVCodecContext; func: TExecuteFunc; arg: P //FIXME func typedef (** - * Initializes the AVCodecContext to use the given AVCodec. Prior to using this + * Initialize the AVCodecContext to use the given AVCodec. Prior to using this * function the context has to be allocated. * * The functions avcodec_find_decoder_by_name(), avcodec_find_encoder_by_name(), @@ -3994,7 +3996,7 @@ function avcodec_decode_audio(avctx: PAVCodecContext; samples: PSmallint; {$IF LIBAVCODEC_MAX_VERSION_MAJOR < 53} {$IF LIBAVCODEC_VERSION >= 51030000} // 51.30.0 (** - * Decodes an audio frame from buf into samples. + * Decode an audio frame from buf into samples. * Wrapper function which calls avcodec_decode_audio3. * * @deprecated Use avcodec_decode_audio3 instead. @@ -4015,7 +4017,7 @@ function avcodec_decode_audio2(avctx: PAVCodecContext; samples: PSmallint; {$IF LIBAVCODEC_VERSION >= 52025000} // 52.25.0 (** - * Decodes the audio frame of size avpkt->size from avpkt->data into samples. + * Decode 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. In this case, * avcodec_decode_audio3 has to be called again with an AVPacket that contains @@ -4064,7 +4066,7 @@ function avcodec_decode_audio3(avctx: PAVCodecContext; samples: PSmallint; {$IF LIBAVCODEC_MAX_VERSION_MAJOR < 53} (** - * Decodes a video frame from buf into picture. + * Decode a video frame from buf into picture. * Wrapper function which calls avcodec_decode_video2. * * @deprecated Use avcodec_decode_video2 instead. @@ -4091,7 +4093,7 @@ function avcodec_decode_video(avctx: PAVCodecContext; picture: PAVFrame; {$IF LIBAVCODEC_VERSION >= 52025000} // 52.25.0 (** - * Decodes the video frame of size avpkt->size from avpkt->data into picture. + * Decode 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. * @@ -4138,8 +4140,8 @@ function avcodec_decode_subtitle(avctx: PAVCodecContext; sub: PAVSubtitle; {$IFEND} {$IF LIBAVCODEC_VERSION >= 52025000} // 52.25.0 -(* Decodes a subtitle message. - * Returns a negative value on error, otherwise returns the number of bytes used. +(* Decode a subtitle message. + * Return 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. * @@ -4160,7 +4162,7 @@ function avcodec_parse_frame(avctx: PAVCodecContext; pdata: PPointer; cdecl; external av__codec; (** - * Encodes an audio frame from samples into buf. + * Encode an audio frame from samples into buf. * * @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 @@ -4183,7 +4185,7 @@ function avcodec_encode_audio(avctx: PAVCodecContext; buf: PByte; cdecl; external av__codec; (** - * Encodes a video frame from pict into buf. + * Encode a video frame from pict into buf. * The input picture should be * stored using a specific format, namely avctx.pix_fmt. * @@ -4230,7 +4232,7 @@ procedure avcodec_default_free_buffers(s: PAVCodecContext); (* misc useful functions *) (** - * Returns a single letter to describe the given picture type pict_type. + * Return 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. @@ -4239,7 +4241,7 @@ function av_get_pict_type_char(pict_type: cint): AnsiChar; cdecl; external av__codec; (** - * Returns codec bits per sample. + * Return codec bits per sample. * * @param[in] codec_id the codec * @return Number of bits per sample or zero if unknown for the given codec. @@ -4249,7 +4251,7 @@ function av_get_bits_per_sample(codec_id: TCodecID): cint; {$IF LIBAVCODEC_VERSION >= 51041000} // 51.41.0 (** - * Returns sample format bits per sample. + * Return sample format bits per sample. * * @param[in] sample_fmt the sample format * @return Number of bits per sample or zero if unknown for the given sample format. @@ -4541,8 +4543,7 @@ function av_bitstream_filter_next(f: PAVBitStreamFilter): PAVBitStreamFilter; (* memory *) (** - * Reallocates the given block if it is not large enough, otherwise it - * does nothing. + * Reallocate the given block if it is not large enough, otherwise do nothing. * * @see av_realloc *) @@ -4551,7 +4552,7 @@ procedure av_fast_realloc(ptr: pointer; size: PCuint; min_size: cuint); {$IF LIBAVCODEC_VERSION >= 52025000} // >= 52.25.0 (** - * Allocates a buffer, reusing the given one if large enough. + * Allocate 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 @@ -4674,7 +4675,7 @@ function img_pad(dst: PAVPicture; src: {const} PAVPicture; height, width: cint; {$IFEND} (** - * Encodes extradata length to a buffer. Used by xiph codecs. + * Encode extradata length to a buffer. Used by xiph codecs. * * @param s buffer to write to; must be at least (v/255+1) bytes long * @param v size of extradata in bytes @@ -4685,7 +4686,7 @@ function av_xiphlacing(s: PByte; v: cuint): cuint; {$IF LIBAVCODEC_VERSION >= 51041000} // 51.41.0 (** - * Parses str and put in width_ptr and height_ptr the detected values. + * Parse 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 @@ -4699,7 +4700,7 @@ function av_parse_video_frame_size(width_ptr: PCint; height_ptr: PCint; str: {co cdecl; external av__codec; (** - * Parses str and put in frame_rate the detected values. + * Parse str and store the detected values in *frame_rate. * * @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 @@ -4790,7 +4791,7 @@ const {$IF LIBAVCODEC_VERSION >= 52032000} // >= 52.32.0 (** - * Logs a generic warning message about a missing feature. This function is + * Log a generic warning message about a missing feature. This function is * intended to be used internally by FFmpeg (libavcodec, libavformat, etc.) * only, and would normally not be used by applications. * @param[in] avc a pointer to an arbitrary struct of which the first field is @@ -4805,7 +4806,7 @@ procedure av_log_missing_feature(avc: Pointer; feature: {const} Pchar; want_samp cdecl; external av__codec; (** - * Logs a generic warning message asking for a sample. This function is + * Log a generic warning message asking for a sample. This function is * intended to be used internally by FFmpeg (libavcodec, libavformat, etc.) * only, and would normally not be used by applications. * @param[in] avc a pointer to an arbitrary struct of which the first field is @@ -4818,7 +4819,7 @@ procedure av_log_ask_for_sample(avc: Pointer; msg: {const} Pchar); {$IF LIBAVCODEC_VERSION >= 52018000} // 52.18.0 (** - * Registers the hardware accelerator hwaccel. + * Register the hardware accelerator hwaccel. *) procedure av_register_hwaccel (hwaccel: PAVHWAccel) cdecl; external av__codec; diff --git a/src/lib/ffmpeg/opt.pas b/src/lib/ffmpeg/opt.pas index 0e73726f..d5397e06 100644 --- a/src/lib/ffmpeg/opt.pas +++ b/src/lib/ffmpeg/opt.pas @@ -153,7 +153,7 @@ type {$IF LIBAVCODEC_VERSION >= 51039000} // 51.39.0 (** - * Looks for an option in obj. Looks only for the options which + * Look for an option in obj. Look only for the options which * have the flags set as specified in mask and flags (that is, * for which it is the case that opt->flags & mask == flags). * @@ -191,7 +191,7 @@ function av_set_string2(obj: Pointer; name: {const} PAnsiChar; val: {const} PAns {$IF LIBAVCODEC_VERSION >= 52007000} // 52.7.0 (** - * Sets the field of obj with the given name to value. + * Set the field of obj with the given name to value. * * @param[in] obj A struct whose first element is a pointer to an * AVClass. |