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Merge remote-tracking branch 'qatar/master'

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* qatar/master:
  fate: make compare() function compatible with POSIX bc
  Update Janne's email address.
  APIchanges: Replace Subversion revision numbers by Git hashes.
  bytestream: Eliminate one level of pointless macro indirection.
  xwd: convert to bytestream2.
  vqavideo: port to bytestream2 API
  Read preset files with suffix .avpreset
  prores: allow user to set fixed quantiser
  lavf: remove some disabled code.
  lavf: only set average frame rate for video.
  lavf: remove a pointless check.
  avcodec: add XBM encoder

Conflicts:
	Changelog
	cmdutils.c
	cmdutils.h
	doc/APIchanges
	libavcodec/Makefile
	libavcodec/avcodec.h
	libavcodec/version.h
	libavcodec/vqavideo.c
	libavformat/img2enc.c
	libavformat/utils.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-03-18 23:12:35 +01:00
commit bae053fca4
20 changed files with 464 additions and 392 deletions
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1
Changelog
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@ -15,6 +15,7 @@ version next:
- libutvideo encoder wrapper (--enable-libutvideo) - libutvideo encoder wrapper (--enable-libutvideo)
- swapuv filter - swapuv filter
- bbox filter - bbox filter
- XBM encoder
version 0.10: version 0.10:

2
cmdutils.c
View File

@ -1064,7 +1064,7 @@ FILE *get_preset_file(char *filename, size_t filename_size,
if (!f && codec_name) { if (!f && codec_name) {
snprintf(filename, filename_size, snprintf(filename, filename_size,
"%s%s/%s-%s.ffpreset", "%s%s/%s-%s.ffpreset",
base[i], i != 1 ? "" : "/.ffmpeg", codec_name, base[i], i != 1 ? "" : "/.ffmpeg", codec_name,
preset_name); preset_name);
f = fopen(filename, "r"); f = fopen(filename, "r");
} }

2
cmdutils.h
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@ -357,7 +357,7 @@ int cmdutils_read_file(const char *filename, char **bufptr, size_t *size);
* at configuration time or in a "ffpresets" folder along the executable * at configuration time or in a "ffpresets" folder along the executable
* on win32, in that order. If no such file is found and * on win32, in that order. If no such file is found and
* codec_name is defined, then search for a file named * codec_name is defined, then search for a file named
* codec_name-preset_name.ffpreset in the above-mentioned directories. * codec_name-preset_name.avpreset in the above-mentioned directories.
* *
* @param filename buffer where the name of the found filename is written * @param filename buffer where the name of the found filename is written
* @param filename_size size in bytes of the filename buffer * @param filename_size size in bytes of the filename buffer

294
doc/APIchanges
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@ -605,39 +605,39 @@ API changes, most recent first:
2011-01-31 - 910b5b8 - lavfi 1.75.0 - AVFilterLink sample_aspect_ratio 2011-01-31 - 910b5b8 - lavfi 1.75.0 - AVFilterLink sample_aspect_ratio
Add sample_aspect_ratio field to AVFilterLink. Add sample_aspect_ratio field to AVFilterLink.
2011-01-15 - r26374 - lavfi 1.74.0 - AVFilterBufferRefAudioProps 2011-01-15 - a242ac3 - lavfi 1.74.0 - AVFilterBufferRefAudioProps
Rename AVFilterBufferRefAudioProps.samples_nb to nb_samples. Rename AVFilterBufferRefAudioProps.samples_nb to nb_samples.
2011-01-14 - r26330 - lavf 52.93.0 - av_metadata_copy() 2011-01-14 - 7f88a5b - lavf 52.93.0 - av_metadata_copy()
Add av_metadata_copy() in avformat.h. Add av_metadata_copy() in avformat.h.
2011-01-07 - r26262 - lavc 52.107.0 - deprecate reordered_opaque 2011-01-07 - 81c623f - lavc 52.107.0 - deprecate reordered_opaque
Deprecate reordered_opaque in favor of pkt_pts/dts. Deprecate reordered_opaque in favor of pkt_pts/dts.
2011-01-07 - r26261 - lavc 52.106.0 - pkt_dts 2011-01-07 - 1919fea - lavc 52.106.0 - pkt_dts
Add pkt_dts to AVFrame, this will in the future allow multithreading decoders Add pkt_dts to AVFrame, this will in the future allow multithreading decoders
to not mess up dts. to not mess up dts.
2011-01-07 - r26260 - lavc 52.105.0 - pkt_pts 2011-01-07 - 393cbb9 - lavc 52.105.0 - pkt_pts
Add pkt_pts to AVFrame. Add pkt_pts to AVFrame.
2011-01-07 - r26259 - lavc 52.104.0 - av_get_profile_name() 2011-01-07 - 060ec0a - lavc 52.104.0 - av_get_profile_name()
Add av_get_profile_name to libavcodec/avcodec.h. Add av_get_profile_name to libavcodec/avcodec.h.
2010-12-27 - r26108 - lavfi 1.71.0 - AV_PERM_NEG_LINESIZES 2010-12-27 - 0ccabee - lavfi 1.71.0 - AV_PERM_NEG_LINESIZES
Add AV_PERM_NEG_LINESIZES in avfilter.h. Add AV_PERM_NEG_LINESIZES in avfilter.h.
2010-12-27 - r26104 - lavf 52.91.0 - av_find_best_stream() 2010-12-27 - 9128ae0 - lavf 52.91.0 - av_find_best_stream()
Add av_find_best_stream to libavformat/avformat.h. Add av_find_best_stream to libavformat/avformat.h.
2010-12-27 - r26103 - lavf 52.90.0 2010-12-27 - 107a7e3 - lavf 52.90.0
Add AVFMT_NOSTREAMS flag for formats with no streams, Add AVFMT_NOSTREAMS flag for formats with no streams,
like e.g. text metadata. like e.g. text metadata.
2010-12-22 - r26073 - lavu 50.36.0 - file.h 2010-12-22 - 0328b9e - lavu 50.36.0 - file.h
Add functions av_file_map() and av_file_unmap() in file.h. Add functions av_file_map() and av_file_unmap() in file.h.
2010-12-19 - r26056 - lavu 50.35.0 - error.h 2010-12-19 - 0bc55f5 - lavu 50.35.0 - error.h
Add "not found" error codes: Add "not found" error codes:
AVERROR_DEMUXER_NOT_FOUND AVERROR_DEMUXER_NOT_FOUND
AVERROR_MUXER_NOT_FOUND AVERROR_MUXER_NOT_FOUND
@ -648,28 +648,28 @@ API changes, most recent first:
AVERROR_BSF_NOT_FOUND AVERROR_BSF_NOT_FOUND
AVERROR_STREAM_NOT_FOUND AVERROR_STREAM_NOT_FOUND
2010-12-09 - r25923 - lavcore 0.16.0 - avcore.h 2010-12-09 - c61cdd0 - lavcore 0.16.0 - avcore.h
Move AV_NOPTS_VALUE, AV_TIME_BASE, AV_TIME_BASE_Q symbols from Move AV_NOPTS_VALUE, AV_TIME_BASE, AV_TIME_BASE_Q symbols from
avcodec.h to avcore.h. avcodec.h to avcore.h.
2010-12-04 - r25886 - lavc 52.98.0 - CODEC_CAP_NEG_LINESIZES 2010-12-04 - 16cfc96 - lavc 52.98.0 - CODEC_CAP_NEG_LINESIZES
Add CODEC_CAP_NEG_LINESIZES codec capability flag in avcodec.h. Add CODEC_CAP_NEG_LINESIZES codec capability flag in avcodec.h.
2010-12-04 - r25879 - lavu 50.34.0 - av_get_pix_fmt_string() 2010-12-04 - bb4afa1 - lavu 50.34.0 - av_get_pix_fmt_string()
Deprecate avcodec_pix_fmt_string() in favor of Deprecate avcodec_pix_fmt_string() in favor of
pixdesc.h/av_get_pix_fmt_string(). pixdesc.h/av_get_pix_fmt_string().
2010-12-04 - r25878 - lavcore 0.15.0 - av_image_alloc() 2010-12-04 - 4da12e3 - lavcore 0.15.0 - av_image_alloc()
Add av_image_alloc() to libavcore/imgutils.h. Add av_image_alloc() to libavcore/imgutils.h.
2010-12-02 - r25862 - lavfi 1.67.0 - avfilter_graph_create_filter() 2010-12-02 - 037be76 - lavfi 1.67.0 - avfilter_graph_create_filter()
Add function avfilter_graph_create_filter() in avfiltergraph.h. Add function avfilter_graph_create_filter() in avfiltergraph.h.
2010-11-25 - r25826 - lavfi 1.65.0 - avfilter_get_video_buffer_ref_from_arrays() 2010-11-25 - 4723bc2 - lavfi 1.65.0 - avfilter_get_video_buffer_ref_from_arrays()
Add function avfilter_get_video_buffer_ref_from_arrays() in Add function avfilter_get_video_buffer_ref_from_arrays() in
avfilter.h. avfilter.h.
2010-11-21 - r25787 - lavcore 0.14.0 - audioconvert.h 2010-11-21 - 176a615 - lavcore 0.14.0 - audioconvert.h
Add a public audio channel API in audioconvert.h, and deprecate the Add a public audio channel API in audioconvert.h, and deprecate the
corresponding functions in libavcodec: corresponding functions in libavcodec:
avcodec_get_channel_name() avcodec_get_channel_name()
@ -678,23 +678,23 @@ API changes, most recent first:
avcodec_channel_layout_num_channels() avcodec_channel_layout_num_channels()
and the CH_* macros defined in libavcodec/avcodec.h. and the CH_* macros defined in libavcodec/avcodec.h.
2010-11-21 - r25777 - lavf 52.85.0 - avformat.h 2010-11-21 - 6bfc268 - lavf 52.85.0 - avformat.h
Add av_append_packet(). Add av_append_packet().
2010-11-21 - r25776 - lavc 52.97.0 - avcodec.h 2010-11-21 - a08d918 - lavc 52.97.0 - avcodec.h
Add av_grow_packet(). Add av_grow_packet().
2010-11-17 - r25761 - lavcore 0.13.0 - parseutils.h 2010-11-17 - 0985e1a - lavcore 0.13.0 - parseutils.h
Add av_parse_color() declared in libavcore/parseutils.h. Add av_parse_color() declared in libavcore/parseutils.h.
2010-11-13 - r25745 - lavc 52.95.0 - AVCodecContext 2010-11-13 - cb2c971 - lavc 52.95.0 - AVCodecContext
Add AVCodecContext.subtitle_header and AVCodecContext.subtitle_header_size Add AVCodecContext.subtitle_header and AVCodecContext.subtitle_header_size
fields. fields.
2010-11-13 - r25740 - lavfi 1.62.0 - avfiltergraph.h 2010-11-13 - 5aaea02 - lavfi 1.62.0 - avfiltergraph.h
Make avfiltergraph.h public. Make avfiltergraph.h public.
2010-11-13 - r25737 - lavfi 1.61.0 - avfiltergraph.h 2010-11-13 - 4fcbb2a - lavfi 1.61.0 - avfiltergraph.h
Remove declarations from avfiltergraph.h for the functions: Remove declarations from avfiltergraph.h for the functions:
avfilter_graph_check_validity() avfilter_graph_check_validity()
avfilter_graph_config_links() avfilter_graph_config_links()
@ -702,7 +702,7 @@ API changes, most recent first:
which are now internal. which are now internal.
Use avfilter_graph_config() instead. Use avfilter_graph_config() instead.
2010-11-08 - r25708 - lavu 50.33.0 - eval.h 2010-11-08 - d2af720 - lavu 50.33.0 - eval.h
Deprecate functions: Deprecate functions:
av_parse_and_eval_expr(), av_parse_and_eval_expr(),
av_parse_expr(), av_parse_expr(),
@ -714,30 +714,30 @@ API changes, most recent first:
av_expr_eval(), av_expr_eval(),
av_expr_free(). av_expr_free().
2010-11-08 - r25707 - lavfi 1.59.0 - avfilter_free() 2010-11-08 - 24de0ed - lavfi 1.59.0 - avfilter_free()
Rename avfilter_destroy() to avfilter_free(). Rename avfilter_destroy() to avfilter_free().
This change breaks libavfilter API/ABI. This change breaks libavfilter API/ABI.
2010-11-07 - r25705 - lavfi 1.58.0 - avfiltergraph.h 2010-11-07 - 1e80a0e - lavfi 1.58.0 - avfiltergraph.h
Remove graphparser.h header, move AVFilterInOut and Remove graphparser.h header, move AVFilterInOut and
avfilter_graph_parse() declarations to libavfilter/avfiltergraph.h. avfilter_graph_parse() declarations to libavfilter/avfiltergraph.h.
2010-11-07 - r25700 - lavfi 1.57.0 - AVFilterInOut 2010-11-07 - 7313132 - lavfi 1.57.0 - AVFilterInOut
Rename field AVFilterInOut.filter to AVFilterInOut.filter_ctx. Rename field AVFilterInOut.filter to AVFilterInOut.filter_ctx.
This change breaks libavfilter API. This change breaks libavfilter API.
2010-11-04 - r25674 - lavfi 1.56.0 - avfilter_graph_free() 2010-11-04 - 97dd1e4 - lavfi 1.56.0 - avfilter_graph_free()
Rename avfilter_graph_destroy() to avfilter_graph_free(). Rename avfilter_graph_destroy() to avfilter_graph_free().
This change breaks libavfilter API/ABI. This change breaks libavfilter API/ABI.
2010-11-04 - r25673 - lavfi 1.55.0 - avfilter_graph_alloc() 2010-11-04 - e15aeea - lavfi 1.55.0 - avfilter_graph_alloc()
Add avfilter_graph_alloc() to libavfilter/avfiltergraph.h. Add avfilter_graph_alloc() to libavfilter/avfiltergraph.h.
2010-11-02 - r25654 - lavcore 0.12.0 - av_get_bits_per_sample_fmt() 2010-11-02 - 6f84cd1 - lavcore 0.12.0 - av_get_bits_per_sample_fmt()
Add av_get_bits_per_sample_fmt() to libavcore/samplefmt.h and Add av_get_bits_per_sample_fmt() to libavcore/samplefmt.h and
deprecate av_get_bits_per_sample_format(). deprecate av_get_bits_per_sample_format().
2010-11-02 - r25653 - lavcore 0.11.0 - samplefmt.h 2010-11-02 - d63e456 - lavcore 0.11.0 - samplefmt.h
Add sample format functions in libavcore/samplefmt.h: Add sample format functions in libavcore/samplefmt.h:
av_get_sample_fmt_name(), av_get_sample_fmt_name(),
av_get_sample_fmt(), av_get_sample_fmt(),
@ -747,149 +747,149 @@ API changes, most recent first:
avcodec_get_sample_fmt(), avcodec_get_sample_fmt(),
avcodec_sample_fmt_string(). avcodec_sample_fmt_string().
2010-11-02 - r25652 - lavcore 0.10.0 - samplefmt.h 2010-11-02 - 262d1c5 - lavcore 0.10.0 - samplefmt.h
Define enum AVSampleFormat in libavcore/samplefmt.h, deprecate enum Define enum AVSampleFormat in libavcore/samplefmt.h, deprecate enum
SampleFormat. SampleFormat.
2010-10-16 - r25502 - lavfi 1.52.0 - avfilter_graph_config() 2010-10-16 - 2a24df9 - lavfi 1.52.0 - avfilter_graph_config()
Add the function avfilter_graph_config() in avfiltergraph.h. Add the function avfilter_graph_config() in avfiltergraph.h.
2010-10-15 - r25493 - lavf 52.83.0 - metadata API 2010-10-15 - 03700d3 - lavf 52.83.0 - metadata API
Change demuxers to export metadata in generic format and Change demuxers to export metadata in generic format and
muxers to accept generic format. Deprecate the public muxers to accept generic format. Deprecate the public
conversion API. conversion API.
2010-10-10 - r25441 - lavfi 1.49.0 - AVFilterLink.time_base 2010-10-10 - 867ae7a - lavfi 1.49.0 - AVFilterLink.time_base
Add time_base field to AVFilterLink. Add time_base field to AVFilterLink.
2010-09-27 - r25236 - lavu 50.31.0 - av_set_options_string() 2010-09-27 - c85eef4 - lavu 50.31.0 - av_set_options_string()
Move av_set_options_string() from libavfilter/parseutils.h to Move av_set_options_string() from libavfilter/parseutils.h to
libavutil/opt.h. libavutil/opt.h.
2010-09-27 - r25227 - lavfi 1.47.0 - AVFilterLink 2010-09-27 - acc0490 - lavfi 1.47.0 - AVFilterLink
Make the AVFilterLink fields srcpad and dstpad store the pointers to Make the AVFilterLink fields srcpad and dstpad store the pointers to
the source and destination pads, rather than their indexes. the source and destination pads, rather than their indexes.
2010-09-27 - r25225 - lavu 50.30.0 - av_get_token() 2010-09-27 - 372e288 - lavu 50.30.0 - av_get_token()
Move av_get_token() from libavfilter/parseutils.h to Move av_get_token() from libavfilter/parseutils.h to
libavutil/avstring.h. libavutil/avstring.h.
2010-09-26 - r32368 - lsws 0.12.0 - swscale.h 2010-09-26 - 635d4ae - lsws 0.12.0 - swscale.h
Add the functions sws_alloc_context() and sws_init_context(). Add the functions sws_alloc_context() and sws_init_context().
2010-09-26 - r25210 - lavu 50.29.0 - opt.h 2010-09-26 - 6ed0404 - lavu 50.29.0 - opt.h
Move libavcodec/opt.h to libavutil/opt.h. Move libavcodec/opt.h to libavutil/opt.h.
2010-09-24 - r25174 - lavu 50.28.0 - av_log_set_flags() 2010-09-24 - 1c1c80f - lavu 50.28.0 - av_log_set_flags()
Default of av_log() changed due to many problems to the old no repeat Default of av_log() changed due to many problems to the old no repeat
detection. Read the docs of AV_LOG_SKIP_REPEATED in log.h before detection. Read the docs of AV_LOG_SKIP_REPEATED in log.h before
enabling it for your app!. enabling it for your app!.
2010-09-24 - r25167 - lavc 52.90.0 - av_opt_show2() 2010-09-24 - f66eb58 - lavc 52.90.0 - av_opt_show2()
Deprecate av_opt_show() in favor or av_opt_show2(). Deprecate av_opt_show() in favor or av_opt_show2().
2010-09-14 - r25120 - lavu 50.27.0 - av_popcount() 2010-09-14 - bc6f0af - lavu 50.27.0 - av_popcount()
Add av_popcount() to libavutil/common.h. Add av_popcount() to libavutil/common.h.
2010-09-08 - r25076 - lavu 50.26.0 - av_get_cpu_flags() 2010-09-08 - c6c98d0 - lavu 50.26.0 - av_get_cpu_flags()
Add av_get_cpu_flags(). Add av_get_cpu_flags().
2010-09-07 - r25067 - lavcore 0.9.0 - av_image_copy() 2010-09-07 - 34017fd - lavcore 0.9.0 - av_image_copy()
Add av_image_copy(). Add av_image_copy().
2010-09-07 - r25064 - lavcore 0.8.0 - av_image_copy_plane() 2010-09-07 - 9686abb - lavcore 0.8.0 - av_image_copy_plane()
Add av_image_copy_plane(). Add av_image_copy_plane().
2010-09-07 - r25057 - lavcore 0.7.0 - imgutils.h 2010-09-07 - 9b7269e - lavcore 0.7.0 - imgutils.h
Adopt hierarchical scheme for the imgutils.h function names, Adopt hierarchical scheme for the imgutils.h function names,
deprecate the old names. deprecate the old names.
2010-09-04 - r25040 - lavu 50.25.0 - AV_CPU_FLAG_* 2010-09-04 - 7160bb7 - lavu 50.25.0 - AV_CPU_FLAG_*
Deprecate the FF_MM_* flags defined in libavcodec/avcodec.h in favor Deprecate the FF_MM_* flags defined in libavcodec/avcodec.h in favor
of the AV_CPU_FLAG_* flags defined in libavutil/cpu.h. of the AV_CPU_FLAG_* flags defined in libavutil/cpu.h.
2010-08-26 - r24936 - lavc 52.87.0 - avcodec_get_channel_layout() 2010-08-26 - 5da19b5 - lavc 52.87.0 - avcodec_get_channel_layout()
Add avcodec_get_channel_layout() in audioconvert.h. Add avcodec_get_channel_layout() in audioconvert.h.
2010-08-20 - r24851 - lavcore 0.6.0 - av_fill_image_max_pixsteps() 2010-08-20 - e344336 - lavcore 0.6.0 - av_fill_image_max_pixsteps()
Rename av_fill_image_max_pixstep() to av_fill_image_max_pixsteps(). Rename av_fill_image_max_pixstep() to av_fill_image_max_pixsteps().
2010-08-18 - r24827 - lavcore 0.5.0 - av_fill_image_max_pixstep() 2010-08-18 - a6ddf8b - lavcore 0.5.0 - av_fill_image_max_pixstep()
Add av_fill_image_max_pixstep() in imgutils.h. Add av_fill_image_max_pixstep() in imgutils.h.
2010-08-17 - r24814 - lavu 50.24.0 - AV_NE() 2010-08-17 - 4f2d2e4 - lavu 50.24.0 - AV_NE()
Add the AV_NE macro. Add the AV_NE macro.
2010-08-17 - r24811 - lavfi 1.36.0 - audio framework 2010-08-17 - ad2c950 - lavfi 1.36.0 - audio framework
Implement AVFilterBufferRefAudioProps struct for audio properties, Implement AVFilterBufferRefAudioProps struct for audio properties,
get_audio_buffer(), filter_samples() functions and related changes. get_audio_buffer(), filter_samples() functions and related changes.
2010-08-12 - r24787 - lavcore 0.4.0 - av_get_image_linesize() 2010-08-12 - 81c1eca - lavcore 0.4.0 - av_get_image_linesize()
Add av_get_image_linesize() in imgutils.h. Add av_get_image_linesize() in imgutils.h.
2010-08-11 - r24773 - lavfi 1.34.0 - AVFilterBufferRef 2010-08-11 - c1db7bf - lavfi 1.34.0 - AVFilterBufferRef
Resize data and linesize arrays in AVFilterBufferRef to 8. Resize data and linesize arrays in AVFilterBufferRef to 8.
This change breaks libavfilter API/ABI. This change breaks libavfilter API/ABI.
2010-08-11 - r24768 - lavc 52.85.0 - av_picture_data_copy() 2010-08-11 - 9f08d80 - lavc 52.85.0 - av_picture_data_copy()
Add av_picture_data_copy in avcodec.h. Add av_picture_data_copy in avcodec.h.
2010-08-11 - r24765 - lavfi 1.33.0 - avfilter_open() 2010-08-11 - 84c0386 - lavfi 1.33.0 - avfilter_open()
Change avfilter_open() signature: Change avfilter_open() signature:
AVFilterContext *avfilter_open(AVFilter *filter, const char *inst_name) -> AVFilterContext *avfilter_open(AVFilter *filter, const char *inst_name) ->
int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name); int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name);
This change breaks libavfilter API/ABI. This change breaks libavfilter API/ABI.
2010-08-11 - r24763 - lavfi 1.32.0 - AVFilterBufferRef 2010-08-11 - cc80caf - lavfi 1.32.0 - AVFilterBufferRef
Add a type field to AVFilterBufferRef, and move video specific Add a type field to AVFilterBufferRef, and move video specific
properties to AVFilterBufferRefVideoProps. properties to AVFilterBufferRefVideoProps.
This change breaks libavfilter API/ABI. This change breaks libavfilter API/ABI.
2010-08-07 - r24732 - lavfi 1.31.0 - AVFilterLink 2010-08-07 - 5d4890d - lavfi 1.31.0 - AVFilterLink
Rename AVFilterLink fields: Rename AVFilterLink fields:
AVFilterLink.srcpic -> AVFilterLink.src_buf AVFilterLink.srcpic -> AVFilterLink.src_buf
AVFilterLink.cur_pic -> AVFilterLink.cur_buf AVFilterLink.cur_pic -> AVFilterLink.cur_buf
AVFilterLink.outpic -> AVFilterLink.out_buf AVFilterLink.outpic -> AVFilterLink.out_buf
2010-08-07 - r24731 - lavfi 1.30.0 2010-08-07 - 7fce481 - lavfi 1.30.0
Rename functions and fields: Rename functions and fields:
avfilter_(un)ref_pic -> avfilter_(un)ref_buffer avfilter_(un)ref_pic -> avfilter_(un)ref_buffer
avfilter_copy_picref_props -> avfilter_copy_buffer_ref_props avfilter_copy_picref_props -> avfilter_copy_buffer_ref_props
AVFilterBufferRef.pic -> AVFilterBufferRef.buffer AVFilterBufferRef.pic -> AVFilterBufferRef.buffer
2010-08-07 - r24730 - lavfi 1.29.0 - AVFilterBufferRef 2010-08-07 - ecc8dad - lavfi 1.29.0 - AVFilterBufferRef
Rename AVFilterPicRef to AVFilterBufferRef. Rename AVFilterPicRef to AVFilterBufferRef.
2010-08-07 - r24728 - lavfi 1.28.0 - AVFilterBuffer 2010-08-07 - d54e094 - lavfi 1.28.0 - AVFilterBuffer
Move format field from AVFilterBuffer to AVFilterPicRef. Move format field from AVFilterBuffer to AVFilterPicRef.
2010-08-06 - r24709 - lavcore 0.3.0 - av_check_image_size() 2010-08-06 - bf176f5 - lavcore 0.3.0 - av_check_image_size()
Deprecate avcodec_check_dimensions() in favor of the function Deprecate avcodec_check_dimensions() in favor of the function
av_check_image_size() defined in libavcore/imgutils.h. av_check_image_size() defined in libavcore/imgutils.h.
2010-07-30 - r24592 - lavfi 1.27.0 - AVFilterBuffer 2010-07-30 - 56b5e9d - lavfi 1.27.0 - AVFilterBuffer
Increase size of the arrays AVFilterBuffer.data and Increase size of the arrays AVFilterBuffer.data and
AVFilterBuffer.linesize from 4 to 8. AVFilterBuffer.linesize from 4 to 8.
This change breaks libavfilter ABI. This change breaks libavfilter ABI.
2010-07-29 - r24583 - lavcore 0.2.0 - imgutils.h 2010-07-29 - e7bd48a - lavcore 0.2.0 - imgutils.h
Add functions av_fill_image_linesizes() and Add functions av_fill_image_linesizes() and
av_fill_image_pointers(), declared in libavcore/imgutils.h. av_fill_image_pointers(), declared in libavcore/imgutils.h.
2010-07-27 - r24518 - lavcore 0.1.0 - parseutils.h 2010-07-27 - 126b638 - lavcore 0.1.0 - parseutils.h
Deprecate av_parse_video_frame_size() and av_parse_video_frame_rate() Deprecate av_parse_video_frame_size() and av_parse_video_frame_rate()
defined in libavcodec in favor of the newly added functions defined in libavcodec in favor of the newly added functions
av_parse_video_size() and av_parse_video_rate() declared in av_parse_video_size() and av_parse_video_rate() declared in
libavcore/parseutils.h. libavcore/parseutils.h.
2010-07-23 - r24439 - lavu 50.23.0 - mathematics.h 2010-07-23 - 4485247 - lavu 50.23.0 - mathematics.h
Add the M_PHI constant definition. Add the M_PHI constant definition.
2010-07-22 - r24424 - lavfi 1.26.0 - media format generalization 2010-07-22 - bdab614 - lavfi 1.26.0 - media format generalization
Add a type field to AVFilterLink. Add a type field to AVFilterLink.
Change the field types: Change the field types:
@ -909,235 +909,235 @@ API changes, most recent first:
This change breaks libavfilter API/ABI. This change breaks libavfilter API/ABI.
2010-07-21 - r24393 - lavcore 0.0.0 2010-07-21 - aac6ca6 - lavcore 0.0.0
Add libavcore. Add libavcore.
2010-07-17 - r24291 - lavfi 1.25.0 - AVFilterBuffer 2010-07-17 - b5c582f - lavfi 1.25.0 - AVFilterBuffer
Remove w and h fields from AVFilterBuffer. Remove w and h fields from AVFilterBuffer.
2010-07-17 - r24284 - lavfi 1.24.0 - AVFilterBuffer 2010-07-17 - f0d77b2 - lavfi 1.24.0 - AVFilterBuffer
Rename AVFilterPic to AVFilterBuffer. Rename AVFilterPic to AVFilterBuffer.
2010-07-17 - r24278 - lavf 52.74.0 - url_fskip() 2010-07-17 - 57fe80f - lavf 52.74.0 - url_fskip()
Make url_fskip() return an int error code instead of void. Make url_fskip() return an int error code instead of void.
2010-07-11 - r24199 - lavc 52.83.0 2010-07-11 - 23940f1 - lavc 52.83.0
Add AVCodecContext.lpc_type and AVCodecContext.lpc_passes fields. Add AVCodecContext.lpc_type and AVCodecContext.lpc_passes fields.
Add AVLPCType enum. Add AVLPCType enum.
Deprecate AVCodecContext.use_lpc. Deprecate AVCodecContext.use_lpc.
2010-07-11 - r24185 - lavc 52.82.0 - avsubtitle_free() 2010-07-11 - e1d7c88 - lavc 52.82.0 - avsubtitle_free()
Add a function for free the contents of a AVSubtitle generated by Add a function for free the contents of a AVSubtitle generated by
avcodec_decode_subtitle. avcodec_decode_subtitle.
2010-07-11 - r24174 - lavu 50.22.0 - bswap.h and intreadwrite.h 2010-07-11 - b91d08f - lavu 50.22.0 - bswap.h and intreadwrite.h
Make the bswap.h and intreadwrite.h API public. Make the bswap.h and intreadwrite.h API public.
2010-07-08 - r24101 - lavu 50.21.0 - pixdesc.h 2010-07-08 - ce1cd1c - lavu 50.21.0 - pixdesc.h
Rename read/write_line() to av_read/write_image_line(). Rename read/write_line() to av_read/write_image_line().
2010-07-07 - r24091 - lavfi 1.21.0 - avfilter_copy_picref_props() 2010-07-07 - 4d508e4 - lavfi 1.21.0 - avfilter_copy_picref_props()
Add avfilter_copy_picref_props(). Add avfilter_copy_picref_props().
2010-07-03 - r24021 - lavc 52.79.0 2010-07-03 - 2d525ef - lavc 52.79.0
Add FF_COMPLIANCE_UNOFFICIAL and change all instances of Add FF_COMPLIANCE_UNOFFICIAL and change all instances of
FF_COMPLIANCE_INOFFICIAL to use FF_COMPLIANCE_UNOFFICIAL. FF_COMPLIANCE_INOFFICIAL to use FF_COMPLIANCE_UNOFFICIAL.
2010-07-02 - r23985 - lavu 50.20.0 - lfg.h 2010-07-02 - 89eec74 - lavu 50.20.0 - lfg.h
Export av_lfg_init(), av_lfg_get(), av_mlfg_get(), and av_bmg_get() through Export av_lfg_init(), av_lfg_get(), av_mlfg_get(), and av_bmg_get() through
lfg.h. lfg.h.
2010-06-28 - r23835 - lavfi 1.20.1 - av_parse_color() 2010-06-28 - a52e2c3 - lavfi 1.20.1 - av_parse_color()
Extend av_parse_color() syntax, make it accept an alpha value specifier and Extend av_parse_color() syntax, make it accept an alpha value specifier and
set the alpha value to 255 by default. set the alpha value to 255 by default.
2010-06-22 - r23706 - lavf 52.71.0 - URLProtocol.priv_data_size, priv_data_class 2010-06-22 - 735cf6b - lavf 52.71.0 - URLProtocol.priv_data_size, priv_data_class
Add priv_data_size and priv_data_class to URLProtocol. Add priv_data_size and priv_data_class to URLProtocol.
2010-06-22 - r23704 - lavf 52.70.0 - url_alloc(), url_connect() 2010-06-22 - ffbb289 - lavf 52.70.0 - url_alloc(), url_connect()
Add url_alloc() and url_connect(). Add url_alloc() and url_connect().
2010-06-22 - r23702 - lavf 52.69.0 - av_register_protocol2() 2010-06-22 - 9b07a2d - lavf 52.69.0 - av_register_protocol2()
Add av_register_protocol2(), deprecating av_register_protocol(). Add av_register_protocol2(), deprecating av_register_protocol().
2010-06-09 - r23551 - lavu 50.19.0 - av_compare_mod() 2010-06-09 - 65db058 - lavu 50.19.0 - av_compare_mod()
Add av_compare_mod() to libavutil/mathematics.h. Add av_compare_mod() to libavutil/mathematics.h.
2010-06-05 - r23485 - lavu 50.18.0 - eval API 2010-06-05 - 0b99215 - lavu 50.18.0 - eval API
Make the eval API public. Make the eval API public.
2010-06-04 - r23461 - lavu 50.17.0 - AV_BASE64_SIZE 2010-06-04 - 31878fc - lavu 50.17.0 - AV_BASE64_SIZE
Add AV_BASE64_SIZE() macro. Add AV_BASE64_SIZE() macro.
2010-06-02 - r23421 - lavc 52.73.0 - av_get_codec_tag_string() 2010-06-02 - 7e566bb - lavc 52.73.0 - av_get_codec_tag_string()
Add av_get_codec_tag_string(). Add av_get_codec_tag_string().
2010-06-01 - r31301 - lsws 0.11.0 - convertPalette API 2010-06-01 - 2b99142 - lsws 0.11.0 - convertPalette API
Add sws_convertPalette8ToPacked32() and sws_convertPalette8ToPacked24(). Add sws_convertPalette8ToPacked32() and sws_convertPalette8ToPacked24().
2010-05-26 - r23334 - lavc 52.72.0 - CODEC_CAP_EXPERIMENTAL 2010-05-26 - 93ebfee - lavc 52.72.0 - CODEC_CAP_EXPERIMENTAL
Add CODEC_CAP_EXPERIMENTAL flag. Add CODEC_CAP_EXPERIMENTAL flag.
NOTE: this was backported to 0.6 NOTE: this was backported to 0.6
2010-05-23 - r23255 - lavu 50.16.0 - av_get_random_seed() 2010-05-23 - 9977863 - lavu 50.16.0 - av_get_random_seed()
Add av_get_random_seed(). Add av_get_random_seed().
2010-05-18 - r23161 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT 2010-05-18 - 796ac23 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT
Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags. Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags.
NOTE: this was backported to 0.6 NOTE: this was backported to 0.6
2010-05-09 - r23066 - lavfi 1.20.0 - AVFilterPicRef 2010-05-09 - b6bc205 - lavfi 1.20.0 - AVFilterPicRef
Add interlaced and top_field_first fields to AVFilterPicRef. Add interlaced and top_field_first fields to AVFilterPicRef.
------------------------------8<------------------------------------- ------------------------------8<-------------------------------------
0.6 branch was cut here 0.6 branch was cut here
----------------------------->8-------------------------------------- ----------------------------->8--------------------------------------
2010-05-01 - r23002 - lavf 52.62.0 - probe function 2010-05-01 - 8e2ee18 - lavf 52.62.0 - probe function
Add av_probe_input_format2 to API, it allows ignoring probe Add av_probe_input_format2 to API, it allows ignoring probe
results below given score and returns the actual probe score. results below given score and returns the actual probe score.
2010-04-01 - r22806 - lavf 52.61.0 - metadata API 2010-04-01 - 3dd6180 - lavf 52.61.0 - metadata API
Add a flag for av_metadata_set2() to disable overwriting of Add a flag for av_metadata_set2() to disable overwriting of
existing tags. existing tags.
2010-04-01 - r22753 - lavc 52.66.0 2010-04-01 - 0fb49b5 - lavc 52.66.0
Add avcodec_get_edge_width(). Add avcodec_get_edge_width().
2010-03-31 - r22750 - lavc 52.65.0 2010-03-31 - d103218 - lavc 52.65.0
Add avcodec_copy_context(). Add avcodec_copy_context().
2010-03-31 - r22748 - lavf 52.60.0 - av_match_ext() 2010-03-31 - 1a70d12 - lavf 52.60.0 - av_match_ext()
Make av_match_ext() public. Make av_match_ext() public.
2010-03-31 - r22736 - lavu 50.14.0 - AVMediaType 2010-03-31 - 1149150 - lavu 50.14.0 - AVMediaType
Move AVMediaType enum from libavcodec to libavutil. Move AVMediaType enum from libavcodec to libavutil.
2010-03-31 - r22735 - lavc 52.64.0 - AVMediaType 2010-03-31 - 72415b2 - lavc 52.64.0 - AVMediaType
Define AVMediaType enum, and use it instead of enum CodecType, which Define AVMediaType enum, and use it instead of enum CodecType, which
is deprecated and will be dropped at the next major bump. is deprecated and will be dropped at the next major bump.
2010-03-25 - r22684 - lavu 50.13.0 - av_strerror() 2010-03-25 - 8795823 - lavu 50.13.0 - av_strerror()
Implement av_strerror(). Implement av_strerror().
2010-03-23 - r22649 - lavc 52.60.0 - av_dct_init() 2010-03-23 - e1484eb - lavc 52.60.0 - av_dct_init()
Support DCT-I and DST-I. Support DCT-I and DST-I.
2010-03-15 - r22540 - lavf 52.56.0 - AVFormatContext.start_time_realtime 2010-03-15 - b8819c8 - lavf 52.56.0 - AVFormatContext.start_time_realtime
Add AVFormatContext.start_time_realtime field. Add AVFormatContext.start_time_realtime field.
2010-03-13 - r22506 - lavfi 1.18.0 - AVFilterPicRef.pos 2010-03-13 - 5bb5c1d - lavfi 1.18.0 - AVFilterPicRef.pos
Add AVFilterPicRef.pos field. Add AVFilterPicRef.pos field.
2010-03-13 - r22501 - lavu 50.12.0 - error.h 2010-03-13 - 60c144f - lavu 50.12.0 - error.h
Move error code definitions from libavcodec/avcodec.h to Move error code definitions from libavcodec/avcodec.h to
the new public header libavutil/error.h. the new public header libavutil/error.h.
2010-03-07 - r22291 - lavc 52.56.0 - avfft.h 2010-03-07 - c709483 - lavc 52.56.0 - avfft.h
Add public FFT interface. Add public FFT interface.
2010-03-06 - r22251 - lavu 50.11.0 - av_stristr() 2010-03-06 - ac6ef86 - lavu 50.11.0 - av_stristr()
Add av_stristr(). Add av_stristr().
2010-03-03 - r22174 - lavu 50.10.0 - av_tree_enumerate() 2010-03-03 - 4b83fc0 - lavu 50.10.0 - av_tree_enumerate()
Add av_tree_enumerate(). Add av_tree_enumerate().
2010-02-07 - r21673 - lavu 50.9.0 - av_compare_ts() 2010-02-07 - b687c1a - lavu 50.9.0 - av_compare_ts()
Add av_compare_ts(). Add av_compare_ts().
2010-02-05 - r30513 - lsws 0.10.0 - sws_getCoefficients() 2010-02-05 - 3f3dc76 - lsws 0.10.0 - sws_getCoefficients()
Add sws_getCoefficients(). Add sws_getCoefficients().
2010-02-01 - r21587 - lavf 52.50.0 - metadata API 2010-02-01 - ca76a11 - lavf 52.50.0 - metadata API
Add a list of generic tag names, change 'author' -> 'artist', Add a list of generic tag names, change 'author' -> 'artist',
'year' -> 'date'. 'year' -> 'date'.
2010-01-30 - r21545 - lavu 50.8.0 - av_get_pix_fmt() 2010-01-30 - 80a07f6 - lavu 50.8.0 - av_get_pix_fmt()
Add av_get_pix_fmt(). Add av_get_pix_fmt().
2010-01-21 - r30381 - lsws 0.9.0 - sws_scale() 2010-01-21 - 01cc47d - lsws 0.9.0 - sws_scale()
Change constness attributes of sws_scale() parameters. Change constness attributes of sws_scale() parameters.
2010-01-10 - r21121 - lavfi 1.15.0 - avfilter_graph_config_links() 2010-01-10 - 3fb8e77 - lavfi 1.15.0 - avfilter_graph_config_links()
Add a log_ctx parameter to avfilter_graph_config_links(). Add a log_ctx parameter to avfilter_graph_config_links().
2010-01-07 - r30236 - lsws 0.8.0 - sws_isSupported{In,Out}put() 2010-01-07 - 8e9767f - lsws 0.8.0 - sws_isSupported{In,Out}put()
Add sws_isSupportedInput() and sws_isSupportedOutput() functions. Add sws_isSupportedInput() and sws_isSupportedOutput() functions.
2010-01-06 - r21035 - lavfi 1.14.0 - avfilter_add_colorspace() 2010-01-06 - c1d662f - lavfi 1.14.0 - avfilter_add_colorspace()
Change the avfilter_add_colorspace() signature, make it accept an Change the avfilter_add_colorspace() signature, make it accept an
(AVFilterFormats **) rather than an (AVFilterFormats *) as before. (AVFilterFormats **) rather than an (AVFilterFormats *) as before.
2010-01-03 - r21007 - lavfi 1.13.0 - avfilter_add_colorspace() 2010-01-03 - 4fd1f18 - lavfi 1.13.0 - avfilter_add_colorspace()
Add avfilter_add_colorspace(). Add avfilter_add_colorspace().
2010-01-02 - r20998 - lavf 52.46.0 - av_match_ext() 2010-01-02 - 8eb631f - lavf 52.46.0 - av_match_ext()
Add av_match_ext(), it should be used in place of match_ext(). Add av_match_ext(), it should be used in place of match_ext().
2010-01-01 - r20991 - lavf 52.45.0 - av_guess_format() 2010-01-01 - a1f547b - lavf 52.45.0 - av_guess_format()
Add av_guess_format(), it should be used in place of guess_format(). Add av_guess_format(), it should be used in place of guess_format().
2009-12-13 - r20834 - lavf 52.43.0 - metadata API 2009-12-13 - a181981 - lavf 52.43.0 - metadata API
Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and
AV_METADATA_DONT_STRDUP_VAL. AV_METADATA_DONT_STRDUP_VAL.
2009-12-13 - r20829 - lavu 50.7.0 - avstring.h API 2009-12-13 - 277c733 - lavu 50.7.0 - avstring.h API
Add av_d2str(). Add av_d2str().
2009-12-13 - r20826 - lavc 52.42.0 - AVStream 2009-12-13 - 02b398e - lavc 52.42.0 - AVStream
Add avg_frame_rate. Add avg_frame_rate.
2009-12-12 - r20808 - lavu 50.6.0 - av_bmg_next() 2009-12-12 - 3ba69a1 - lavu 50.6.0 - av_bmg_next()
Introduce the av_bmg_next() function. Introduce the av_bmg_next() function.
2009-12-05 - r20734 - lavfi 1.12.0 - avfilter_draw_slice() 2009-12-05 - a13a543 - lavfi 1.12.0 - avfilter_draw_slice()
Add a slice_dir parameter to avfilter_draw_slice(). Add a slice_dir parameter to avfilter_draw_slice().
2009-11-26 - r20611 - lavfi 1.11.0 - AVFilter 2009-11-26 - 4cc3f6a - lavfi 1.11.0 - AVFilter
Remove the next field from AVFilter, this is not anymore required. Remove the next field from AVFilter, this is not anymore required.
2009-11-25 - r20607 - lavfi 1.10.0 - avfilter_next() 2009-11-25 - 1433c4a - lavfi 1.10.0 - avfilter_next()
Introduce the avfilter_next() function. Introduce the avfilter_next() function.
2009-11-25 - r20605 - lavfi 1.9.0 - avfilter_register() 2009-11-25 - 86a60fa - lavfi 1.9.0 - avfilter_register()
Change the signature of avfilter_register() to make it return an Change the signature of avfilter_register() to make it return an
int. This is required since now the registration operation may fail. int. This is required since now the registration operation may fail.
2009-11-25 - r20603 - lavu 50.5.0 - pixdesc.h API 2009-11-25 - 74a0059 - lavu 50.5.0 - pixdesc.h API
Make the pixdesc.h API public. Make the pixdesc.h API public.
2009-10-27 - r20385 - lavfi 1.5.0 - AVFilter.next 2009-10-27 - 243110f - lavfi 1.5.0 - AVFilter.next
Add a next field to AVFilter, this is used for simplifying the Add a next field to AVFilter, this is used for simplifying the
registration and management of the registered filters. registration and management of the registered filters.
2009-10-23 - r20356 - lavfi 1.4.1 - AVFilter.description 2009-10-23 - cccd292 - lavfi 1.4.1 - AVFilter.description
Add a description field to AVFilter. Add a description field to AVFilter.
2009-10-19 - r20302 - lavfi 1.3.0 - avfilter_make_format_list() 2009-10-19 - 6b5dc05 - lavfi 1.3.0 - avfilter_make_format_list()
Change the interface of avfilter_make_format_list() from Change the interface of avfilter_make_format_list() from
avfilter_make_format_list(int n, ...) to avfilter_make_format_list(int n, ...) to
avfilter_make_format_list(enum PixelFormat *pix_fmts). avfilter_make_format_list(enum PixelFormat *pix_fmts).
2009-10-18 - r20272 - lavfi 1.0.0 - avfilter_get_video_buffer() 2009-10-18 - 0eb4ff9 - lavfi 1.0.0 - avfilter_get_video_buffer()
Make avfilter_get_video_buffer() recursive and add the w and h Make avfilter_get_video_buffer() recursive and add the w and h
parameters to it. parameters to it.
2009-10-07 - r20189 - lavfi 0.5.1 - AVFilterPic 2009-10-07 - 46c40e4 - lavfi 0.5.1 - AVFilterPic
Add w and h fields to AVFilterPic. Add w and h fields to AVFilterPic.
2009-06-22 - r19250 - lavf 52.34.1 - AVFormatContext.packet_size 2009-06-22 - 92400be - lavf 52.34.1 - AVFormatContext.packet_size
This is now an unsigned int instead of a signed int. This is now an unsigned int instead of a signed int.
2009-06-19 - r19222 - lavc 52.32.0 - AVSubtitle.pts 2009-06-19 - a4276ba - lavc 52.32.0 - AVSubtitle.pts
Add a pts field to AVSubtitle which gives the subtitle packet pts Add a pts field to AVSubtitle which gives the subtitle packet pts
in AV_TIME_BASE. Some subtitle de-/encoders (e.g. XSUB) will in AV_TIME_BASE. Some subtitle de-/encoders (e.g. XSUB) will
not work right without this. not work right without this.
2009-06-03 - r19078 - lavc 52.30.2 - AV_PKT_FLAG_KEY 2009-06-03 - 8f3f2e0 - lavc 52.30.2 - AV_PKT_FLAG_KEY
PKT_FLAG_KEY has been deprecated and will be dropped at the next PKT_FLAG_KEY has been deprecated and will be dropped at the next
major version. Use AV_PKT_FLAG_KEY instead. major version. Use AV_PKT_FLAG_KEY instead.
2009-06-01 - r19025 - lavc 52.30.0 - av_lockmgr_register() 2009-06-01 - f988ce6 - lavc 52.30.0 - av_lockmgr_register()
av_lockmgr_register() can be used to register a callback function av_lockmgr_register() can be used to register a callback function
that lavc (and in the future, libraries that depend on lavc) can use that lavc (and in the future, libraries that depend on lavc) can use
to implement mutexes. The application should provide a callback function to implement mutexes. The application should provide a callback function
@ -1145,27 +1145,27 @@ API changes, most recent first:
When the lock manager is registered, FFmpeg is guaranteed to behave When the lock manager is registered, FFmpeg is guaranteed to behave
correctly in a multi-threaded application. correctly in a multi-threaded application.
2009-04-30 - r18719 - lavc 52.28.0 - av_free_packet() 2009-04-30 - ce1d9c8 - lavc 52.28.0 - av_free_packet()
av_free_packet() is no longer an inline function. It is now exported. av_free_packet() is no longer an inline function. It is now exported.
2009-04-11 - r18431 - lavc 52.25.0 - deprecate av_destruct_packet_nofree() 2009-04-11 - 80d403f - lavc 52.25.0 - deprecate av_destruct_packet_nofree()
Please use NULL instead. This has been supported since r16506 Please use NULL instead. This has been supported since r16506
(lavf > 52.23.1, lavc > 52.10.0). (lavf > 52.23.1, lavc > 52.10.0).
2009-04-07 - r18351 - lavc 52.23.0 - avcodec_decode_video/audio/subtitle 2009-04-07 - 7a00bba - lavc 52.23.0 - avcodec_decode_video/audio/subtitle
The old decoding functions are deprecated, all new code should use the The old decoding functions are deprecated, all new code should use the
new functions avcodec_decode_video2(), avcodec_decode_audio3() and new functions avcodec_decode_video2(), avcodec_decode_audio3() and
avcodec_decode_subtitle2(). These new functions take an AVPacket *pkt avcodec_decode_subtitle2(). These new functions take an AVPacket *pkt
argument instead of a const uint8_t *buf / int buf_size pair. argument instead of a const uint8_t *buf / int buf_size pair.
2009-04-03 - r18321 - lavu 50.3.0 - av_fifo_space() 2009-04-03 - 7b09db3 - lavu 50.3.0 - av_fifo_space()
Introduce the av_fifo_space() function. Introduce the av_fifo_space() function.
2009-04-02 - r18317 - lavc 52.23.0 - AVPacket 2009-04-02 - fabd246 - lavc 52.23.0 - AVPacket
Move AVPacket declaration from libavformat/avformat.h to Move AVPacket declaration from libavformat/avformat.h to
libavcodec/avcodec.h. libavcodec/avcodec.h.
2009-03-22 - r18163 - lavu 50.2.0 - RGB32 pixel formats 2009-03-22 - 6e08ca9 - lavu 50.2.0 - RGB32 pixel formats
Convert the pixel formats PIX_FMT_ARGB, PIX_FMT_RGBA, PIX_FMT_ABGR, Convert the pixel formats PIX_FMT_ARGB, PIX_FMT_RGBA, PIX_FMT_ABGR,
PIX_FMT_BGRA, which were defined as macros, into enum PixelFormat values. PIX_FMT_BGRA, which were defined as macros, into enum PixelFormat values.
Conversely PIX_FMT_RGB32, PIX_FMT_RGB32_1, PIX_FMT_BGR32 and Conversely PIX_FMT_RGB32, PIX_FMT_RGB32_1, PIX_FMT_BGR32 and
@ -1174,17 +1174,17 @@ API changes, most recent first:
Re-sort the enum PixelFormat list accordingly. Re-sort the enum PixelFormat list accordingly.
This change breaks API/ABI backward compatibility. This change breaks API/ABI backward compatibility.
2009-03-22 - r18133 - lavu 50.1.0 - PIX_FMT_RGB5X5 endian variants 2009-03-22 - f82674e - lavu 50.1.0 - PIX_FMT_RGB5X5 endian variants
Add the enum PixelFormat values: Add the enum PixelFormat values:
PIX_FMT_RGB565BE, PIX_FMT_RGB565LE, PIX_FMT_RGB555BE, PIX_FMT_RGB555LE, PIX_FMT_RGB565BE, PIX_FMT_RGB565LE, PIX_FMT_RGB555BE, PIX_FMT_RGB555LE,
PIX_FMT_BGR565BE, PIX_FMT_BGR565LE, PIX_FMT_BGR555BE, PIX_FMT_BGR555LE. PIX_FMT_BGR565BE, PIX_FMT_BGR565LE, PIX_FMT_BGR555BE, PIX_FMT_BGR555LE.
2009-03-21 - r18116 - lavu 50.0.0 - av_random* 2009-03-21 - ee6624e - lavu 50.0.0 - av_random*
The Mersenne Twister PRNG implemented through the av_random* functions The Mersenne Twister PRNG implemented through the av_random* functions
was removed. Use the lagged Fibonacci PRNG through the av_lfg* functions was removed. Use the lagged Fibonacci PRNG through the av_lfg* functions
instead. instead.
2009-03-08 - r17869 - lavu 50.0.0 - AVFifoBuffer 2009-03-08 - 41dd680 - lavu 50.0.0 - AVFifoBuffer
av_fifo_init, av_fifo_read, av_fifo_write and av_fifo_realloc were dropped av_fifo_init, av_fifo_read, av_fifo_write and av_fifo_realloc were dropped
and replaced by av_fifo_alloc, av_fifo_generic_read, av_fifo_generic_write and replaced by av_fifo_alloc, av_fifo_generic_read, av_fifo_generic_write
and av_fifo_realloc2. and av_fifo_realloc2.
@ -1193,7 +1193,7 @@ API changes, most recent first:
The AVFifoBuffer/struct AVFifoBuffer may only be used in an opaque way by The AVFifoBuffer/struct AVFifoBuffer may only be used in an opaque way by
applications, they may not use sizeof() or directly access members. applications, they may not use sizeof() or directly access members.
2009-03-01 - r17682 - lavf 52.31.0 - Generic metadata API 2009-03-01 - ec26457 - lavf 52.31.0 - Generic metadata API
Introduce a new metadata API (see av_metadata_get() and friends). Introduce a new metadata API (see av_metadata_get() and friends).
The old API is now deprecated and should not be used anymore. This especially The old API is now deprecated and should not be used anymore. This especially
includes the following structure fields: includes the following structure fields:

2
doc/general.texi
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@ -401,6 +401,8 @@ following image formats are supported:
@tab YUV, JPEG and some extension is not supported yet. @tab YUV, JPEG and some extension is not supported yet.
@item Truevision Targa @tab X @tab X @item Truevision Targa @tab X @tab X
@tab Targa (.TGA) image format @tab Targa (.TGA) image format
@item XBM @tab X @tab
@tab X BitMap image format
@item XWD @tab X @tab X @item XWD @tab X @tab X
@tab X Window Dump image format @tab X Window Dump image format
@end multitable @end multitable

1
libavcodec/Makefile
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@ -482,6 +482,7 @@ OBJS-$(CONFIG_XAN_DPCM_DECODER) += dpcm.o
OBJS-$(CONFIG_XAN_WC3_DECODER) += xan.o OBJS-$(CONFIG_XAN_WC3_DECODER) += xan.o
OBJS-$(CONFIG_XAN_WC4_DECODER) += xxan.o OBJS-$(CONFIG_XAN_WC4_DECODER) += xxan.o
OBJS-$(CONFIG_XBIN_DECODER) += bintext.o cga_data.o OBJS-$(CONFIG_XBIN_DECODER) += bintext.o cga_data.o
OBJS-$(CONFIG_XBM_ENCODER) += xbmenc.o
OBJS-$(CONFIG_XL_DECODER) += xl.o OBJS-$(CONFIG_XL_DECODER) += xl.o
OBJS-$(CONFIG_XSUB_DECODER) += xsubdec.o OBJS-$(CONFIG_XSUB_DECODER) += xsubdec.o
OBJS-$(CONFIG_XSUB_ENCODER) += xsubenc.o OBJS-$(CONFIG_XSUB_ENCODER) += xsubenc.o

2
libavcodec/aacdec.c
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@ -5,7 +5,7 @@
* *
* AAC LATM decoder * AAC LATM decoder
* Copyright (c) 2008-2010 Paul Kendall <paul@kcbbs.gen.nz> * Copyright (c) 2008-2010 Paul Kendall <paul@kcbbs.gen.nz>
* Copyright (c) 2010 Janne Grunau <janne-ffmpeg@jannau.net> * Copyright (c) 2010 Janne Grunau <janne-libav@jannau.net>
* *
* This file is part of FFmpeg. * This file is part of FFmpeg.
* *

1
libavcodec/allcodecs.c
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@ -249,6 +249,7 @@ void avcodec_register_all(void)
REGISTER_DECODER (WNV1, wnv1); REGISTER_DECODER (WNV1, wnv1);
REGISTER_DECODER (XAN_WC3, xan_wc3); REGISTER_DECODER (XAN_WC3, xan_wc3);
REGISTER_DECODER (XAN_WC4, xan_wc4); REGISTER_DECODER (XAN_WC4, xan_wc4);
REGISTER_ENCODER (XBM, xbm);
REGISTER_DECODER (XL, xl); REGISTER_DECODER (XL, xl);
REGISTER_ENCDEC (XWD, xwd); REGISTER_ENCDEC (XWD, xwd);
REGISTER_ENCDEC (Y41P, y41p); REGISTER_ENCDEC (Y41P, y41p);

1
libavcodec/avcodec.h
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@ -247,6 +247,7 @@ enum CodecID {
CODEC_ID_V410, CODEC_ID_V410,
CODEC_ID_XWD, CODEC_ID_XWD,
CODEC_ID_CDXL, CODEC_ID_CDXL,
CODEC_ID_XBM,
CODEC_ID_Y41P = MKBETAG('Y','4','1','P'), CODEC_ID_Y41P = MKBETAG('Y','4','1','P'),
CODEC_ID_ESCAPE130 = MKBETAG('E','1','3','0'), CODEC_ID_ESCAPE130 = MKBETAG('E','1','3','0'),
CODEC_ID_AVRP = MKBETAG('A','V','R','P'), CODEC_ID_AVRP = MKBETAG('A','V','R','P'),

30
libavcodec/bytestream.h
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@ -23,6 +23,7 @@
#ifndef AVCODEC_BYTESTREAM_H #ifndef AVCODEC_BYTESTREAM_H
#define AVCODEC_BYTESTREAM_H #define AVCODEC_BYTESTREAM_H
#include <stdint.h>
#include <string.h> #include <string.h>
#include "libavutil/common.h" #include "libavutil/common.h"
@ -37,7 +38,7 @@ typedef struct {
int eof; int eof;
} PutByteContext; } PutByteContext;
#define DEF_T(type, name, bytes, read, write) \ #define DEF(type, name, bytes, read, write) \
static av_always_inline type bytestream_get_ ## name(const uint8_t **b) \ static av_always_inline type bytestream_get_ ## name(const uint8_t **b) \
{ \ { \
(*b) += bytes; \ (*b) += bytes; \
@ -80,24 +81,15 @@ static av_always_inline type bytestream2_peek_ ## name(GetByteContext *g) \
return read(g->buffer); \ return read(g->buffer); \
} }
#define DEF(name, bytes, read, write) \ DEF(uint64_t, le64, 8, AV_RL64, AV_WL64)
DEF_T(unsigned int, name, bytes, read, write) DEF(unsigned int, le32, 4, AV_RL32, AV_WL32)
#define DEF64(name, bytes, read, write) \ DEF(unsigned int, le24, 3, AV_RL24, AV_WL24)
DEF_T(uint64_t, name, bytes, read, write) DEF(unsigned int, le16, 2, AV_RL16, AV_WL16)
DEF(uint64_t, be64, 8, AV_RB64, AV_WB64)
DEF64(le64, 8, AV_RL64, AV_WL64) DEF(unsigned int, be32, 4, AV_RB32, AV_WB32)
DEF (le32, 4, AV_RL32, AV_WL32) DEF(unsigned int, be24, 3, AV_RB24, AV_WB24)
DEF (le24, 3, AV_RL24, AV_WL24) DEF(unsigned int, be16, 2, AV_RB16, AV_WB16)
DEF (le16, 2, AV_RL16, AV_WL16) DEF(unsigned int, byte, 1, AV_RB8 , AV_WB8)
DEF64(be64, 8, AV_RB64, AV_WB64)
DEF (be32, 4, AV_RB32, AV_WB32)
DEF (be24, 3, AV_RB24, AV_WB24)
DEF (be16, 2, AV_RB16, AV_WB16)
DEF (byte, 1, AV_RB8 , AV_WB8 )
#undef DEF
#undef DEF64
#undef DEF_T
#if HAVE_BIGENDIAN #if HAVE_BIGENDIAN
# define bytestream2_get_ne16 bytestream2_get_be16 # define bytestream2_get_ne16 bytestream2_get_be16

114
libavcodec/proresenc_kostya.c
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@ -184,6 +184,7 @@ typedef struct ProresContext {
int num_slices; int num_slices;
int num_planes; int num_planes;
int bits_per_mb; int bits_per_mb;
int force_quant;
char *vendor; char *vendor;
int quant_sel; int quant_sel;
@ -397,7 +398,9 @@ static int encode_slice(AVCodecContext *avctx, const AVFrame *pic,
int plane_factor, is_chroma; int plane_factor, is_chroma;
uint16_t *qmat; uint16_t *qmat;
if (quant < MAX_STORED_Q) { if (ctx->force_quant) {
qmat = ctx->quants[0];
} else if (quant < MAX_STORED_Q) {
qmat = ctx->quants[quant]; qmat = ctx->quants[quant];
} else { } else {
qmat = ctx->custom_q; qmat = ctx->custom_q;
@ -750,21 +753,23 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
// slices // slices
for (y = 0; y < ctx->mb_height; y++) { for (y = 0; y < ctx->mb_height; y++) {
mbs_per_slice = ctx->mbs_per_slice; mbs_per_slice = ctx->mbs_per_slice;
for (x = mb = 0; x < ctx->mb_width; x += mbs_per_slice, mb++) { if (!ctx->force_quant) {
while (ctx->mb_width - x < mbs_per_slice) for (x = mb = 0; x < ctx->mb_width; x += mbs_per_slice, mb++) {
mbs_per_slice >>= 1; while (ctx->mb_width - x < mbs_per_slice)
q = find_slice_quant(avctx, pic, (mb + 1) * TRELLIS_WIDTH, x, y, mbs_per_slice >>= 1;
mbs_per_slice); q = find_slice_quant(avctx, pic, (mb + 1) * TRELLIS_WIDTH, x, y,
} mbs_per_slice);
}
for (x = ctx->slices_width - 1; x >= 0; x--) { for (x = ctx->slices_width - 1; x >= 0; x--) {
ctx->slice_q[x] = ctx->nodes[q].quant; ctx->slice_q[x] = ctx->nodes[q].quant;
q = ctx->nodes[q].prev_node; q = ctx->nodes[q].prev_node;
}
} }
mbs_per_slice = ctx->mbs_per_slice; mbs_per_slice = ctx->mbs_per_slice;
for (x = mb = 0; x < ctx->mb_width; x += mbs_per_slice, mb++) { for (x = mb = 0; x < ctx->mb_width; x += mbs_per_slice, mb++) {
q = ctx->slice_q[mb]; q = ctx->force_quant ? ctx->force_quant : ctx->slice_q[mb];
while (ctx->mb_width - x < mbs_per_slice) while (ctx->mb_width - x < mbs_per_slice)
mbs_per_slice >>= 1; mbs_per_slice >>= 1;
@ -859,27 +864,66 @@ static av_cold int encode_init(AVCodecContext *avctx)
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
} }
if (!ctx->bits_per_mb) { ctx->force_quant = avctx->global_quality / FF_QP2LAMBDA;
for (i = 0; i < NUM_MB_LIMITS - 1; i++) if (!ctx->force_quant) {
if (prores_mb_limits[i] >= ctx->mb_width * ctx->mb_height) if (!ctx->bits_per_mb) {
break; for (i = 0; i < NUM_MB_LIMITS - 1; i++)
ctx->bits_per_mb = ctx->profile_info->br_tab[i]; if (prores_mb_limits[i] >= ctx->mb_width * ctx->mb_height)
} else if (ctx->bits_per_mb < 128) { break;
av_log(avctx, AV_LOG_ERROR, "too few bits per MB, please set at least 128\n"); ctx->bits_per_mb = ctx->profile_info->br_tab[i];
return AVERROR_INVALIDDATA; } else if (ctx->bits_per_mb < 128) {
av_log(avctx, AV_LOG_ERROR, "too few bits per MB, please set at least 128\n");
return AVERROR_INVALIDDATA;
}
min_quant = ctx->profile_info->min_quant;
max_quant = ctx->profile_info->max_quant;
for (i = min_quant; i < MAX_STORED_Q; i++) {
for (j = 0; j < 64; j++)
ctx->quants[i][j] = ctx->quant_mat[j] * i;
}
ctx->nodes = av_malloc((ctx->slices_width + 1) * TRELLIS_WIDTH
* sizeof(*ctx->nodes));
if (!ctx->nodes) {
encode_close(avctx);
return AVERROR(ENOMEM);
}
for (i = min_quant; i < max_quant + 2; i++) {
ctx->nodes[i].prev_node = -1;
ctx->nodes[i].bits = 0;
ctx->nodes[i].score = 0;
}
ctx->slice_q = av_malloc(ctx->slices_width * sizeof(*ctx->slice_q));
if (!ctx->slice_q) {
encode_close(avctx);
return AVERROR(ENOMEM);
}
} else {
int ls = 0;
if (ctx->force_quant > 64) {
av_log(avctx, AV_LOG_ERROR, "too large quantiser, maximum is 64\n");
return AVERROR_INVALIDDATA;
}
for (j = 0; j < 64; j++) {
ctx->quants[0][j] = ctx->quant_mat[j] * ctx->force_quant;
ls += av_log2((1 << 11) / ctx->quants[0][j]) * 2 + 1;
}
ctx->bits_per_mb = ls * 8;
if (ctx->chroma_factor == CFACTOR_Y444)
ctx->bits_per_mb += ls * 4;
if (ctx->num_planes == 4)
ctx->bits_per_mb += ls * 4;
} }
ctx->frame_size = ctx->num_slices * (2 + 2 * ctx->num_planes ctx->frame_size = ctx->num_slices * (2 + 2 * ctx->num_planes
+ (2 * mps * ctx->bits_per_mb) / 8) + (2 * mps * ctx->bits_per_mb) / 8)
+ 200; + 200;
min_quant = ctx->profile_info->min_quant;
max_quant = ctx->profile_info->max_quant;
for (i = min_quant; i < MAX_STORED_Q; i++) {
for (j = 0; j < 64; j++)
ctx->quants[i][j] = ctx->quant_mat[j] * i;
}
avctx->codec_tag = ctx->profile_info->tag; avctx->codec_tag = ctx->profile_info->tag;
av_log(avctx, AV_LOG_DEBUG, "profile %d, %d slices, %d bits per MB\n", av_log(avctx, AV_LOG_DEBUG, "profile %d, %d slices, %d bits per MB\n",
@ -887,24 +931,6 @@ static av_cold int encode_init(AVCodecContext *avctx)
av_log(avctx, AV_LOG_DEBUG, "estimated frame size %d\n", av_log(avctx, AV_LOG_DEBUG, "estimated frame size %d\n",
ctx->frame_size); ctx->frame_size);
ctx->nodes = av_malloc((ctx->slices_width + 1) * TRELLIS_WIDTH
* sizeof(*ctx->nodes));
if (!ctx->nodes) {
encode_close(avctx);
return AVERROR(ENOMEM);
}
for (i = min_quant; i < max_quant + 2; i++) {
ctx->nodes[i].prev_node = -1;
ctx->nodes[i].bits = 0;
ctx->nodes[i].score = 0;
}
ctx->slice_q = av_malloc(ctx->slices_width * sizeof(*ctx->slice_q));
if (!ctx->slice_q) {
encode_close(avctx);
return AVERROR(ENOMEM);
}
return 0; return 0;
} }

2
libavcodec/version.h
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@ -21,7 +21,7 @@
#define AVCODEC_VERSION_H #define AVCODEC_VERSION_H
#define LIBAVCODEC_VERSION_MAJOR 54 #define LIBAVCODEC_VERSION_MAJOR 54
#define LIBAVCODEC_VERSION_MINOR 10 #define LIBAVCODEC_VERSION_MINOR 11
#define LIBAVCODEC_VERSION_MICRO 100 #define LIBAVCODEC_VERSION_MICRO 100
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \ #define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \

201
libavcodec/vqavideo.c
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@ -70,10 +70,10 @@
#include "libavutil/intreadwrite.h" #include "libavutil/intreadwrite.h"
#include "libavutil/imgutils.h" #include "libavutil/imgutils.h"
#include "avcodec.h" #include "avcodec.h"
#include "bytestream.h"
#define PALETTE_COUNT 256 #define PALETTE_COUNT 256
#define VQA_HEADER_SIZE 0x2A #define VQA_HEADER_SIZE 0x2A
#define CHUNK_PREAMBLE_SIZE 8
/* allocate the maximum vector space, regardless of the file version: /* allocate the maximum vector space, regardless of the file version:
* (0xFF00 codebook vectors + 0x100 solid pixel vectors) * (4x4 pixels/block) */ * (0xFF00 codebook vectors + 0x100 solid pixel vectors) * (4x4 pixels/block) */
@ -94,9 +94,7 @@ typedef struct VqaContext {
AVCodecContext *avctx; AVCodecContext *avctx;
AVFrame frame; AVFrame frame;
GetByteContext gb;
const unsigned char *buf;
int size;
uint32_t palette[PALETTE_COUNT]; uint32_t palette[PALETTE_COUNT];
@ -123,7 +121,6 @@ typedef struct VqaContext {
static av_cold int vqa_decode_init(AVCodecContext *avctx) static av_cold int vqa_decode_init(AVCodecContext *avctx)
{ {
VqaContext *s = avctx->priv_data; VqaContext *s = avctx->priv_data;
unsigned char *vqa_header;
int i, j, codebook_index; int i, j, codebook_index;
s->avctx = avctx; s->avctx = avctx;
@ -136,21 +133,20 @@ static av_cold int vqa_decode_init(AVCodecContext *avctx)
} }
/* load up the VQA parameters from the header */ /* load up the VQA parameters from the header */
vqa_header = (unsigned char *)s->avctx->extradata; s->vqa_version = s->avctx->extradata[0];
s->vqa_version = vqa_header[0];
if (s->vqa_version < 1 || s->vqa_version > 3) { if (s->vqa_version < 1 || s->vqa_version > 3) {
av_log(s->avctx, AV_LOG_ERROR, " VQA video: unsupported version %d\n", s->vqa_version); av_log(s->avctx, AV_LOG_ERROR, " VQA video: unsupported version %d\n", s->vqa_version);
return -1; return -1;
} }
s->width = AV_RL16(&vqa_header[6]); s->width = AV_RL16(&s->avctx->extradata[6]);
s->height = AV_RL16(&vqa_header[8]); s->height = AV_RL16(&s->avctx->extradata[8]);
if(av_image_check_size(s->width, s->height, 0, avctx)){ if(av_image_check_size(s->width, s->height, 0, avctx)){
s->width= s->height= 0; s->width= s->height= 0;
return -1; return -1;
} }
s->vector_width = vqa_header[10]; s->vector_width = s->avctx->extradata[10];
s->vector_height = vqa_header[11]; s->vector_height = s->avctx->extradata[11];
s->partial_count = s->partial_countdown = vqa_header[13]; s->partial_count = s->partial_countdown = s->avctx->extradata[13];
/* the vector dimensions have to meet very stringent requirements */ /* the vector dimensions have to meet very stringent requirements */
if ((s->vector_width != 4) || if ((s->vector_width != 4) ||
@ -205,90 +201,88 @@ fail:
av_log(NULL, AV_LOG_ERROR, " VQA video: decode_format80 problem: next op would overflow dest_index\n"); \ av_log(NULL, AV_LOG_ERROR, " VQA video: decode_format80 problem: next op would overflow dest_index\n"); \
av_log(NULL, AV_LOG_ERROR, " VQA video: current dest_index = %d, count = %d, dest_size = %d\n", \ av_log(NULL, AV_LOG_ERROR, " VQA video: current dest_index = %d, count = %d, dest_size = %d\n", \
dest_index, count, dest_size); \ dest_index, count, dest_size); \
return; \ return AVERROR_INVALIDDATA; \
} }
static void decode_format80(const unsigned char *src, int src_size, #define CHECK_COPY(idx) \
if (idx < 0 || idx + count > dest_size) { \
av_log(NULL, AV_LOG_ERROR, " VQA video: decode_format80 problem: next op would overflow dest_index\n"); \
av_log(NULL, AV_LOG_ERROR, " VQA video: current src_pos = %d, count = %d, dest_size = %d\n", \
src_pos, count, dest_size); \
return AVERROR_INVALIDDATA; \
}
static int decode_format80(GetByteContext *gb, int src_size,
unsigned char *dest, int dest_size, int check_size) { unsigned char *dest, int dest_size, int check_size) {
int src_index = 0;
int dest_index = 0; int dest_index = 0;
int count; int count, opcode, start;
int src_pos; int src_pos;
unsigned char color; unsigned char color;
int i; int i;
while (src_index < src_size) { start = bytestream2_tell(gb);
while (bytestream2_tell(gb) - start < src_size) {
av_dlog(NULL, " opcode %02X: ", src[src_index]); opcode = bytestream2_get_byte(gb);
av_dlog(NULL, " opcode %02X: ", opcode);
/* 0x80 means that frame is finished */ /* 0x80 means that frame is finished */
if (src[src_index] == 0x80) if (opcode == 0x80)
return; return 0;
if (dest_index >= dest_size) { if (dest_index >= dest_size) {
av_log(NULL, AV_LOG_ERROR, " VQA video: decode_format80 problem: dest_index (%d) exceeded dest_size (%d)\n", av_log(NULL, AV_LOG_ERROR, " VQA video: decode_format80 problem: dest_index (%d) exceeded dest_size (%d)\n",
dest_index, dest_size); dest_index, dest_size);
return; return AVERROR_INVALIDDATA;
} }
if (src[src_index] == 0xFF) { if (opcode == 0xFF) {
src_index++; count = bytestream2_get_le16(gb);
count = AV_RL16(&src[src_index]); src_pos = bytestream2_get_le16(gb);
src_index += 2;
src_pos = AV_RL16(&src[src_index]);
src_index += 2;
av_dlog(NULL, "(1) copy %X bytes from absolute pos %X\n", count, src_pos); av_dlog(NULL, "(1) copy %X bytes from absolute pos %X\n", count, src_pos);
CHECK_COUNT(); CHECK_COUNT();
if (src_pos + count > dest_size) CHECK_COPY(src_pos);
return;
for (i = 0; i < count; i++) for (i = 0; i < count; i++)
dest[dest_index + i] = dest[src_pos + i]; dest[dest_index + i] = dest[src_pos + i];
dest_index += count; dest_index += count;
} else if (src[src_index] == 0xFE) { } else if (opcode == 0xFE) {
src_index++; count = bytestream2_get_le16(gb);
count = AV_RL16(&src[src_index]); color = bytestream2_get_byte(gb);
src_index += 2;
color = src[src_index++];
av_dlog(NULL, "(2) set %X bytes to %02X\n", count, color); av_dlog(NULL, "(2) set %X bytes to %02X\n", count, color);
CHECK_COUNT(); CHECK_COUNT();
memset(&dest[dest_index], color, count); memset(&dest[dest_index], color, count);
dest_index += count; dest_index += count;
} else if ((src[src_index] & 0xC0) == 0xC0) { } else if ((opcode & 0xC0) == 0xC0) {
count = (src[src_index++] & 0x3F) + 3; count = (opcode & 0x3F) + 3;
src_pos = AV_RL16(&src[src_index]); src_pos = bytestream2_get_le16(gb);
src_index += 2;
av_dlog(NULL, "(3) copy %X bytes from absolute pos %X\n", count, src_pos); av_dlog(NULL, "(3) copy %X bytes from absolute pos %X\n", count, src_pos);
CHECK_COUNT(); CHECK_COUNT();
if (src_pos + count > dest_size) CHECK_COPY(src_pos);
return;
for (i = 0; i < count; i++) for (i = 0; i < count; i++)
dest[dest_index + i] = dest[src_pos + i]; dest[dest_index + i] = dest[src_pos + i];
dest_index += count; dest_index += count;
} else if (src[src_index] > 0x80) { } else if (opcode > 0x80) {
count = src[src_index++] & 0x3F; count = opcode & 0x3F;
av_dlog(NULL, "(4) copy %X bytes from source to dest\n", count); av_dlog(NULL, "(4) copy %X bytes from source to dest\n", count);
CHECK_COUNT(); CHECK_COUNT();
memcpy(&dest[dest_index], &src[src_index], count); bytestream2_get_buffer(gb, &dest[dest_index], count);
src_index += count;
dest_index += count; dest_index += count;
} else { } else {
count = ((src[src_index] & 0x70) >> 4) + 3; count = ((opcode & 0x70) >> 4) + 3;
src_pos = AV_RB16(&src[src_index]) & 0x0FFF; src_pos = bytestream2_get_byte(gb) | ((opcode & 0x0F) << 8);
src_index += 2;
av_dlog(NULL, "(5) copy %X bytes from relpos %X\n", count, src_pos); av_dlog(NULL, "(5) copy %X bytes from relpos %X\n", count, src_pos);
CHECK_COUNT(); CHECK_COUNT();
if (dest_index < src_pos) CHECK_COPY(dest_index - src_pos);
return;
for (i = 0; i < count; i++) for (i = 0; i < count; i++)
dest[dest_index + i] = dest[dest_index - src_pos + i]; dest[dest_index + i] = dest[dest_index - src_pos + i];
dest_index += count; dest_index += count;
@ -303,9 +297,11 @@ static void decode_format80(const unsigned char *src, int src_size,
if (dest_index < dest_size) if (dest_index < dest_size)
av_log(NULL, AV_LOG_ERROR, " VQA video: decode_format80 problem: decode finished with dest_index (%d) < dest_size (%d)\n", av_log(NULL, AV_LOG_ERROR, " VQA video: decode_format80 problem: decode finished with dest_index (%d) < dest_size (%d)\n",
dest_index, dest_size); dest_index, dest_size);
return 0; // let's display what we decoded anyway
} }
static void vqa_decode_chunk(VqaContext *s) static int vqa_decode_chunk(VqaContext *s)
{ {
unsigned int chunk_type; unsigned int chunk_type;
unsigned int chunk_size; unsigned int chunk_size;
@ -314,6 +310,7 @@ static void vqa_decode_chunk(VqaContext *s)
int i; int i;
unsigned char r, g, b; unsigned char r, g, b;
int index_shift; int index_shift;
int res;
int cbf0_chunk = -1; int cbf0_chunk = -1;
int cbfz_chunk = -1; int cbfz_chunk = -1;
@ -333,17 +330,11 @@ static void vqa_decode_chunk(VqaContext *s)
int hibytes = s->decode_buffer_size / 2; int hibytes = s->decode_buffer_size / 2;
/* first, traverse through the frame and find the subchunks */ /* first, traverse through the frame and find the subchunks */
while (index + CHUNK_PREAMBLE_SIZE <= s->size) { while (bytestream2_get_bytes_left(&s->gb) >= 8) {
unsigned next_index;
chunk_type = AV_RB32(&s->buf[index]); chunk_type = bytestream2_get_be32u(&s->gb);
chunk_size = AV_RB32(&s->buf[index + 4]); index = bytestream2_tell(&s->gb);
byte_skip = chunk_size & 0x01; chunk_size = bytestream2_get_be32u(&s->gb);
next_index = index + CHUNK_PREAMBLE_SIZE + chunk_size + byte_skip;
if (next_index > s->size) {
av_log(s->avctx, AV_LOG_ERROR, "Dropping incomplete chunk\n");
break;
}
switch (chunk_type) { switch (chunk_type) {
@ -384,7 +375,9 @@ static void vqa_decode_chunk(VqaContext *s)
chunk_type); chunk_type);
break; break;
} }
index = next_index;
byte_skip = chunk_size & 0x01;
bytestream2_skip(&s->gb, chunk_size + byte_skip);
} }
/* next, deal with the palette */ /* next, deal with the palette */
@ -392,7 +385,7 @@ static void vqa_decode_chunk(VqaContext *s)
/* a chunk should not have both chunk types */ /* a chunk should not have both chunk types */
av_log(s->avctx, AV_LOG_ERROR, " VQA video: problem: found both CPL0 and CPLZ chunks\n"); av_log(s->avctx, AV_LOG_ERROR, " VQA video: problem: found both CPL0 and CPLZ chunks\n");
return; return AVERROR_INVALIDDATA;
} }
/* decompress the palette chunk */ /* decompress the palette chunk */
@ -405,19 +398,19 @@ static void vqa_decode_chunk(VqaContext *s)
/* convert the RGB palette into the machine's endian format */ /* convert the RGB palette into the machine's endian format */
if (cpl0_chunk != -1) { if (cpl0_chunk != -1) {
chunk_size = AV_RB32(&s->buf[cpl0_chunk + 4]); bytestream2_seek(&s->gb, cpl0_chunk, SEEK_SET);
chunk_size = bytestream2_get_be32(&s->gb);
/* sanity check the palette size */ /* sanity check the palette size */
if (chunk_size / 3 > 256) { if (chunk_size / 3 > 256) {
av_log(s->avctx, AV_LOG_ERROR, " VQA video: problem: found a palette chunk with %d colors\n", av_log(s->avctx, AV_LOG_ERROR, " VQA video: problem: found a palette chunk with %d colors\n",
chunk_size / 3); chunk_size / 3);
return; return AVERROR_INVALIDDATA;
} }
cpl0_chunk += CHUNK_PREAMBLE_SIZE;
for (i = 0; i < chunk_size / 3; i++) { for (i = 0; i < chunk_size / 3; i++) {
/* scale by 4 to transform 6-bit palette -> 8-bit */ /* scale by 4 to transform 6-bit palette -> 8-bit */
r = s->buf[cpl0_chunk++] * 4; r = bytestream2_get_byteu(&s->gb) * 4;
g = s->buf[cpl0_chunk++] * 4; g = bytestream2_get_byteu(&s->gb) * 4;
b = s->buf[cpl0_chunk++] * 4; b = bytestream2_get_byteu(&s->gb) * 4;
s->palette[i] = 0xFF << 24 | r << 16 | g << 8 | b; s->palette[i] = 0xFF << 24 | r << 16 | g << 8 | b;
s->palette[i] |= s->palette[i] >> 6 & 0x30303; s->palette[i] |= s->palette[i] >> 6 & 0x30303;
} }
@ -428,31 +421,32 @@ static void vqa_decode_chunk(VqaContext *s)
/* a chunk should not have both chunk types */ /* a chunk should not have both chunk types */
av_log(s->avctx, AV_LOG_ERROR, " VQA video: problem: found both CBF0 and CBFZ chunks\n"); av_log(s->avctx, AV_LOG_ERROR, " VQA video: problem: found both CBF0 and CBFZ chunks\n");
return; return AVERROR_INVALIDDATA;
} }
/* decompress the full codebook chunk */ /* decompress the full codebook chunk */
if (cbfz_chunk != -1) { if (cbfz_chunk != -1) {
chunk_size = AV_RB32(&s->buf[cbfz_chunk + 4]); bytestream2_seek(&s->gb, cbfz_chunk, SEEK_SET);
cbfz_chunk += CHUNK_PREAMBLE_SIZE; chunk_size = bytestream2_get_be32(&s->gb);
decode_format80(&s->buf[cbfz_chunk], chunk_size, if ((res = decode_format80(&s->gb, chunk_size, s->codebook,
s->codebook, s->codebook_size, 0); s->codebook_size, 0)) < 0)
return res;
} }
/* copy a full codebook */ /* copy a full codebook */
if (cbf0_chunk != -1) { if (cbf0_chunk != -1) {
chunk_size = AV_RB32(&s->buf[cbf0_chunk + 4]); bytestream2_seek(&s->gb, cbf0_chunk, SEEK_SET);
chunk_size = bytestream2_get_be32(&s->gb);
/* sanity check the full codebook size */ /* sanity check the full codebook size */
if (chunk_size > MAX_CODEBOOK_SIZE) { if (chunk_size > MAX_CODEBOOK_SIZE) {
av_log(s->avctx, AV_LOG_ERROR, " VQA video: problem: CBF0 chunk too large (0x%X bytes)\n", av_log(s->avctx, AV_LOG_ERROR, " VQA video: problem: CBF0 chunk too large (0x%X bytes)\n",
chunk_size); chunk_size);
return; return AVERROR_INVALIDDATA;
} }
cbf0_chunk += CHUNK_PREAMBLE_SIZE;
memcpy(s->codebook, &s->buf[cbf0_chunk], chunk_size); bytestream2_get_buffer(&s->gb, s->codebook, chunk_size);
} }
/* decode the frame */ /* decode the frame */
@ -460,13 +454,14 @@ static void vqa_decode_chunk(VqaContext *s)
/* something is wrong if there is no VPTZ chunk */ /* something is wrong if there is no VPTZ chunk */
av_log(s->avctx, AV_LOG_ERROR, " VQA video: problem: no VPTZ chunk found\n"); av_log(s->avctx, AV_LOG_ERROR, " VQA video: problem: no VPTZ chunk found\n");
return; return AVERROR_INVALIDDATA;
} }
chunk_size = AV_RB32(&s->buf[vptz_chunk + 4]); bytestream2_seek(&s->gb, vptz_chunk, SEEK_SET);
vptz_chunk += CHUNK_PREAMBLE_SIZE; chunk_size = bytestream2_get_be32(&s->gb);
decode_format80(&s->buf[vptz_chunk], chunk_size, if ((res = decode_format80(&s->gb, chunk_size,
s->decode_buffer, s->decode_buffer_size, 1); s->decode_buffer, s->decode_buffer_size, 1)) < 0)
return res;
/* render the final PAL8 frame */ /* render the final PAL8 frame */
if (s->vector_height == 4) if (s->vector_height == 4)
@ -530,17 +525,17 @@ static void vqa_decode_chunk(VqaContext *s)
if ((cbp0_chunk != -1) && (cbpz_chunk != -1)) { if ((cbp0_chunk != -1) && (cbpz_chunk != -1)) {
/* a chunk should not have both chunk types */ /* a chunk should not have both chunk types */
av_log(s->avctx, AV_LOG_ERROR, " VQA video: problem: found both CBP0 and CBPZ chunks\n"); av_log(s->avctx, AV_LOG_ERROR, " VQA video: problem: found both CBP0 and CBPZ chunks\n");
return; return AVERROR_INVALIDDATA;
} }
if (cbp0_chunk != -1) { if (cbp0_chunk != -1) {
chunk_size = AV_RB32(&s->buf[cbp0_chunk + 4]); bytestream2_seek(&s->gb, cbp0_chunk, SEEK_SET);
cbp0_chunk += CHUNK_PREAMBLE_SIZE; chunk_size = bytestream2_get_be32(&s->gb);
/* accumulate partial codebook */ /* accumulate partial codebook */
memcpy(&s->next_codebook_buffer[s->next_codebook_buffer_index], bytestream2_get_buffer(&s->gb, &s->next_codebook_buffer[s->next_codebook_buffer_index],
&s->buf[cbp0_chunk], chunk_size); chunk_size);
s->next_codebook_buffer_index += chunk_size; s->next_codebook_buffer_index += chunk_size;
s->partial_countdown--; s->partial_countdown--;
@ -558,39 +553,39 @@ static void vqa_decode_chunk(VqaContext *s)
if (cbpz_chunk != -1) { if (cbpz_chunk != -1) {
chunk_size = AV_RB32(&s->buf[cbpz_chunk + 4]); bytestream2_seek(&s->gb, cbpz_chunk, SEEK_SET);
cbpz_chunk += CHUNK_PREAMBLE_SIZE; chunk_size = bytestream2_get_be32(&s->gb);
/* accumulate partial codebook */ /* accumulate partial codebook */
memcpy(&s->next_codebook_buffer[s->next_codebook_buffer_index], bytestream2_get_buffer(&s->gb, &s->next_codebook_buffer[s->next_codebook_buffer_index],
&s->buf[cbpz_chunk], chunk_size); chunk_size);
s->next_codebook_buffer_index += chunk_size; s->next_codebook_buffer_index += chunk_size;
s->partial_countdown--; s->partial_countdown--;
if (s->partial_countdown == 0) { if (s->partial_countdown == 0) {
GetByteContext gb;
bytestream2_init(&gb, s->next_codebook_buffer, s->next_codebook_buffer_index);
/* decompress codebook */ /* decompress codebook */
decode_format80(s->next_codebook_buffer, if ((res = decode_format80(&gb, s->next_codebook_buffer_index,
s->next_codebook_buffer_index, s->codebook, s->codebook_size, 0)) < 0)
s->codebook, s->codebook_size, 0); return res;
/* reset accounting */ /* reset accounting */
s->next_codebook_buffer_index = 0; s->next_codebook_buffer_index = 0;
s->partial_countdown = s->partial_count; s->partial_countdown = s->partial_count;
} }
} }
return 0;
} }
static int vqa_decode_frame(AVCodecContext *avctx, static int vqa_decode_frame(AVCodecContext *avctx,
void *data, int *data_size, void *data, int *data_size,
AVPacket *avpkt) AVPacket *avpkt)
{ {
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
VqaContext *s = avctx->priv_data; VqaContext *s = avctx->priv_data;
int res;
s->buf = buf;
s->size = buf_size;
if (s->frame.data[0]) if (s->frame.data[0])
avctx->release_buffer(avctx, &s->frame); avctx->release_buffer(avctx, &s->frame);
@ -600,7 +595,9 @@ static int vqa_decode_frame(AVCodecContext *avctx,
return -1; return -1;
} }
vqa_decode_chunk(s); bytestream2_init(&s->gb, avpkt->data, avpkt->size);
if ((res = vqa_decode_chunk(s)) < 0)
return res;
/* make the palette available on the way out */ /* make the palette available on the way out */
memcpy(s->frame.data[1], s->palette, PALETTE_COUNT * 4); memcpy(s->frame.data[1], s->palette, PALETTE_COUNT * 4);
@ -610,7 +607,7 @@ static int vqa_decode_frame(AVCodecContext *avctx,
*(AVFrame*)data = s->frame; *(AVFrame*)data = s->frame;
/* report that the buffer was completely consumed */ /* report that the buffer was completely consumed */
return buf_size; return avpkt->size;
} }
static av_cold int vqa_decode_end(AVCodecContext *avctx) static av_cold int vqa_decode_end(AVCodecContext *avctx)

86
libavcodec/xbmenc.c Normal file
View File

@ -0,0 +1,86 @@
/*
* XBM image format
*
* Copyright (c) 2012 Paul B Mahol
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "avcodec.h"
#include "internal.h"
static av_cold int xbm_encode_init(AVCodecContext *avctx)
{
avctx->coded_frame = avcodec_alloc_frame();
if (!avctx->coded_frame)
return AVERROR(ENOMEM);
avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
return 0;
}
static int xbm_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *p, int *got_packet)
{
int i, j, ret, size, linesize;
uint8_t *ptr, *buf;
linesize = (avctx->width + 7) / 8;
size = avctx->height * (linesize * 7 + 2) + 110;
if ((ret = ff_alloc_packet(pkt, size)) < 0) {
av_log(avctx, AV_LOG_ERROR, "Error getting output packet.\n");
return ret;
}
buf = pkt->data;
ptr = p->data[0];
buf += snprintf(buf, 32, "#define image_width %u\n", avctx->width);
buf += snprintf(buf, 33, "#define image_height %u\n", avctx->height);
buf += snprintf(buf, 40, "static unsigned char image_bits[] = {\n");
for (i = 0; i < avctx->height; i++) {
for (j = 0; j < linesize; j++)
buf += snprintf(buf, 7, " 0x%02X,", av_reverse[*ptr++]);
ptr += p->linesize[0] - linesize;
buf += snprintf(buf, 2, "\n");
}
buf += snprintf(buf, 5, " };\n");
pkt->size = buf - pkt->data;
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
return 0;
}
static av_cold int xbm_encode_close(AVCodecContext *avctx)
{
av_freep(&avctx->coded_frame);
return 0;
}
AVCodec ff_xbm_encoder = {
.name = "xbm",
.type = AVMEDIA_TYPE_VIDEO,
.id = CODEC_ID_XBM,
.init = xbm_encode_init,
.encode2 = xbm_encode_frame,
.close = xbm_encode_close,
.pix_fmts = (const enum PixelFormat[]) { PIX_FMT_MONOWHITE,
PIX_FMT_NONE },
.long_name = NULL_IF_CONFIG_SMALL("XBM (X BitMap) image"),
};

66
libavcodec/xwddec.c
View File

@ -45,43 +45,43 @@ static int xwd_decode_frame(AVCodecContext *avctx, void *data,
uint32_t pixformat, pixdepth, bunit, bitorder, bpad; uint32_t pixformat, pixdepth, bunit, bitorder, bpad;
uint32_t rgb[3]; uint32_t rgb[3];
uint8_t *ptr; uint8_t *ptr;
GetByteContext gb;
if (buf_size < XWD_HEADER_SIZE) if (buf_size < XWD_HEADER_SIZE)
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
header_size = bytestream_get_be32(&buf); bytestream2_init(&gb, buf, buf_size);
if (buf_size < header_size) header_size = bytestream2_get_be32u(&gb);
return AVERROR_INVALIDDATA;
version = bytestream_get_be32(&buf); version = bytestream2_get_be32u(&gb);
if (version != XWD_VERSION) { if (version != XWD_VERSION) {
av_log(avctx, AV_LOG_ERROR, "unsupported version\n"); av_log(avctx, AV_LOG_ERROR, "unsupported version\n");
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
} }
if (header_size < XWD_HEADER_SIZE) { if (buf_size < header_size || header_size < XWD_HEADER_SIZE) {
av_log(avctx, AV_LOG_ERROR, "invalid header size\n"); av_log(avctx, AV_LOG_ERROR, "invalid header size\n");
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
} }
pixformat = bytestream_get_be32(&buf); pixformat = bytestream2_get_be32u(&gb);
pixdepth = bytestream_get_be32(&buf); pixdepth = bytestream2_get_be32u(&gb);
avctx->width = bytestream_get_be32(&buf); avctx->width = bytestream2_get_be32u(&gb);
avctx->height = bytestream_get_be32(&buf); avctx->height = bytestream2_get_be32u(&gb);
xoffset = bytestream_get_be32(&buf); xoffset = bytestream2_get_be32u(&gb);
be = bytestream_get_be32(&buf); be = bytestream2_get_be32u(&gb);
bunit = bytestream_get_be32(&buf); bunit = bytestream2_get_be32u(&gb);
bitorder = bytestream_get_be32(&buf); bitorder = bytestream2_get_be32u(&gb);
bpad = bytestream_get_be32(&buf); bpad = bytestream2_get_be32u(&gb);
bpp = bytestream_get_be32(&buf); bpp = bytestream2_get_be32u(&gb);
lsize = bytestream_get_be32(&buf); lsize = bytestream2_get_be32u(&gb);
vclass = bytestream_get_be32(&buf); vclass = bytestream2_get_be32u(&gb);
rgb[0] = bytestream_get_be32(&buf); rgb[0] = bytestream2_get_be32u(&gb);
rgb[1] = bytestream_get_be32(&buf); rgb[1] = bytestream2_get_be32u(&gb);
rgb[2] = bytestream_get_be32(&buf); rgb[2] = bytestream2_get_be32u(&gb);
buf += 8; bytestream2_skipu(&gb, 8);
ncolors = bytestream_get_be32(&buf); ncolors = bytestream2_get_be32u(&gb);
buf += header_size - (XWD_HEADER_SIZE - 20); bytestream2_skipu(&gb, header_size - (XWD_HEADER_SIZE - 20));
av_log(avctx, AV_LOG_DEBUG, "pixformat %d, pixdepth %d, bunit %d, bitorder %d, bpad %d\n", av_log(avctx, AV_LOG_DEBUG, "pixformat %d, pixdepth %d, bunit %d, bitorder %d, bpad %d\n",
pixformat, pixdepth, bunit, bitorder, bpad); pixformat, pixdepth, bunit, bitorder, bpad);
@ -143,7 +143,7 @@ static int xwd_decode_frame(AVCodecContext *avctx, void *data,
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
} }
if (buf_size < header_size + ncolors * XWD_CMAP_SIZE + avctx->height * lsize) { if (bytestream2_get_bytes_left(&gb) < ncolors * XWD_CMAP_SIZE + avctx->height * lsize) {
av_log(avctx, AV_LOG_ERROR, "input buffer too small\n"); av_log(avctx, AV_LOG_ERROR, "input buffer too small\n");
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
} }
@ -192,7 +192,7 @@ static int xwd_decode_frame(AVCodecContext *avctx, void *data,
else if (rgb[0] == 0xFF && rgb[1] == 0xFF00 && rgb[2] == 0xFF0000) else if (rgb[0] == 0xFF && rgb[1] == 0xFF00 && rgb[2] == 0xFF0000)
avctx->pix_fmt = be ? PIX_FMT_ABGR : PIX_FMT_RGBA; avctx->pix_fmt = be ? PIX_FMT_ABGR : PIX_FMT_RGBA;
} }
buf += ncolors * XWD_CMAP_SIZE; bytestream2_skipu(&gb, ncolors * XWD_CMAP_SIZE);
break; break;
default: default:
av_log(avctx, AV_LOG_ERROR, "invalid visual class\n"); av_log(avctx, AV_LOG_ERROR, "invalid visual class\n");
@ -222,11 +222,13 @@ static int xwd_decode_frame(AVCodecContext *avctx, void *data,
for (i = 0; i < ncolors; i++) { for (i = 0; i < ncolors; i++) {
buf += 4; // skip colormap entry number bytestream2_skipu(&gb, 4); // skip colormap entry number
red = *buf; buf += 2; red = bytestream2_get_byteu(&gb);
green = *buf; buf += 2; bytestream2_skipu(&gb, 1);
blue = *buf; buf += 2; green = bytestream2_get_byteu(&gb);
buf += 2; // skip bitmask flag and padding bytestream2_skipu(&gb, 1);
blue = bytestream2_get_byteu(&gb);
bytestream2_skipu(&gb, 3); // skip bitmask flag and padding
dst[i] = red << 16 | green << 8 | blue; dst[i] = red << 16 | green << 8 | blue;
} }
@ -234,8 +236,8 @@ static int xwd_decode_frame(AVCodecContext *avctx, void *data,
ptr = p->data[0]; ptr = p->data[0];
for (i = 0; i < avctx->height; i++) { for (i = 0; i < avctx->height; i++) {
bytestream_get_buffer(&buf, ptr, rsize); bytestream2_get_bufferu(&gb, ptr, rsize);
buf += lsize - rsize; bytestream2_skipu(&gb, lsize - rsize);
ptr += p->linesize[0]; ptr += p->linesize[0];
} }

1
libavformat/img2.c
View File

@ -71,6 +71,7 @@ static const IdStrMap img_tags[] = {
{ CODEC_ID_JPEG2000 , "jpc"}, { CODEC_ID_JPEG2000 , "jpc"},
{ CODEC_ID_DPX , "dpx"}, { CODEC_ID_DPX , "dpx"},
{ CODEC_ID_PICTOR , "pic"}, { CODEC_ID_PICTOR , "pic"},
{ CODEC_ID_XBM , "xbm"},
{ CODEC_ID_XWD , "xwd"}, { CODEC_ID_XWD , "xwd"},
{ CODEC_ID_NONE , NULL} { CODEC_ID_NONE , NULL}
}; };

2
libavformat/img2enc.c
View File

@ -153,7 +153,7 @@ AVOutputFormat ff_image2_muxer = {
.long_name = NULL_IF_CONFIG_SMALL("image2 sequence"), .long_name = NULL_IF_CONFIG_SMALL("image2 sequence"),
.extensions = "bmp,dpx,jls,jpeg,jpg,ljpg,pam,pbm,pcx,pgm,pgmyuv,png," .extensions = "bmp,dpx,jls,jpeg,jpg,ljpg,pam,pbm,pcx,pgm,pgmyuv,png,"
"ppm,sgi,tga,tif,tiff,jp2,j2c,xwd,sun,ras,rs,im1,im8,im24," "ppm,sgi,tga,tif,tiff,jp2,j2c,xwd,sun,ras,rs,im1,im8,im24,"
"sunras", "sunras,xbm",
.priv_data_size = sizeof(VideoMuxData), .priv_data_size = sizeof(VideoMuxData),
.video_codec = CODEC_ID_MJPEG, .video_codec = CODEC_ID_MJPEG,
.write_header = write_header, .write_header = write_header,

44
libavformat/utils.c
View File

@ -1749,14 +1749,6 @@ int64_t ff_gen_search(AVFormatContext *s, int stream_index, int64_t target_ts,
static int seek_frame_byte(AVFormatContext *s, int stream_index, int64_t pos, int flags){ static int seek_frame_byte(AVFormatContext *s, int stream_index, int64_t pos, int flags){
int64_t pos_min, pos_max; int64_t pos_min, pos_max;
#if 0
AVStream *st;
if (stream_index < 0)
return -1;
st= s->streams[stream_index];
#endif
pos_min = s->data_offset; pos_min = s->data_offset;
pos_max = avio_size(s->pb) - 1; pos_max = avio_size(s->pb) - 1;
@ -1766,9 +1758,6 @@ static int seek_frame_byte(AVFormatContext *s, int stream_index, int64_t pos, in
avio_seek(s->pb, pos, SEEK_SET); avio_seek(s->pb, pos, SEEK_SET);
#if 0
av_update_cur_dts(s, st, ts);
#endif
return 0; return 0;
} }
@ -2593,10 +2582,6 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options)
} }
for(i=0;i<ic->nb_streams;i++) { for(i=0;i<ic->nb_streams;i++) {
st = ic->streams[i]; st = ic->streams[i];
if (st->codec_info_nb_frames>2 && !st->avg_frame_rate.num && st->info->codec_info_duration)
av_reduce(&st->avg_frame_rate.num, &st->avg_frame_rate.den,
(st->codec_info_nb_frames-2)*(int64_t)st->time_base.den,
st->info->codec_info_duration*(int64_t)st->time_base.num, 60000);
if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) { if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
if(st->codec->codec_id == CODEC_ID_RAWVIDEO && !st->codec->codec_tag && !st->codec->bits_per_coded_sample){ if(st->codec->codec_id == CODEC_ID_RAWVIDEO && !st->codec->codec_tag && !st->codec->bits_per_coded_sample){
uint32_t tag= avcodec_pix_fmt_to_codec_tag(st->codec->pix_fmt); uint32_t tag= avcodec_pix_fmt_to_codec_tag(st->codec->pix_fmt);
@ -2604,6 +2589,10 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options)
st->codec->codec_tag= tag; st->codec->codec_tag= tag;
} }
if (st->codec_info_nb_frames>2 && !st->avg_frame_rate.num && st->info->codec_info_duration)
av_reduce(&st->avg_frame_rate.num, &st->avg_frame_rate.den,
(st->codec_info_nb_frames-2)*(int64_t)st->time_base.den,
st->info->codec_info_duration*(int64_t)st->time_base.num, 60000);
// the check for tb_unreliable() is not completely correct, since this is not about handling // the check for tb_unreliable() is not completely correct, since this is not about handling
// a unreliable/inexact time base, but a time base that is finer than necessary, as e.g. // a unreliable/inexact time base, but a time base that is finer than necessary, as e.g.
// ipmovie.c produces. // ipmovie.c produces.
@ -2674,31 +2663,6 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options)
compute_chapters_end(ic); compute_chapters_end(ic);
#if 0
/* correct DTS for B-frame streams with no timestamps */
for(i=0;i<ic->nb_streams;i++) {
st = ic->streams[i];
if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
if(b-frames){
ppktl = &ic->packet_buffer;
while(ppkt1){
if(ppkt1->stream_index != i)
continue;
if(ppkt1->pkt->dts < 0)
break;
if(ppkt1->pkt->pts != AV_NOPTS_VALUE)
break;
ppkt1->pkt->dts -= delta;
ppkt1= ppkt1->next;
}
if(ppkt1)
continue;
st->cur_dts -= delta;
}
}
}
#endif
find_stream_info_err: find_stream_info_err:
for (i=0; i < ic->nb_streams; i++) { for (i=0; i < ic->nb_streams; i++) {
if (ic->streams[i]->codec) if (ic->streams[i]->codec)

3
tests/fate-run.sh
View File

@ -31,8 +31,7 @@ repfile="${outdir}/${test}.rep"
# $1=value1, $2=value2, $3=threshold # $1=value1, $2=value2, $3=threshold
# prints 0 if absolute difference between value1 and value2 is <= threshold # prints 0 if absolute difference between value1 and value2 is <= threshold
compare(){ compare(){
v=$(echo "scale=2; if ($1 >= $2) { $1 - $2 } else { $2 - $1 }" | bc) echo "scale=2; v = $1 - $2; if (v < 0) v = -v; if (v > $3) r = 1; r" | bc
echo "if ($v <= $3) { 0 } else { 1 }" | bc
} }
do_tiny_psnr(){ do_tiny_psnr(){

1
tests/ref/fate/vqa-cc
View File

@ -70,7 +70,6 @@
1, 53654, 53654, 1470, 2940, 0xac8bb6c8 1, 53654, 53654, 1470, 2940, 0xac8bb6c8
0, 37, 37, 1, 192000, 0xb58c1566 0, 37, 37, 1, 192000, 0xb58c1566
1, 55124, 55124, 1470, 2940, 0xa503c73b 1, 55124, 55124, 1470, 2940, 0xa503c73b
0, 38, 38, 1, 192000, 0xb58c1566
1, 56594, 56594, 1470, 2940, 0x7cd588a3 1, 56594, 56594, 1470, 2940, 0x7cd588a3
1, 58064, 58064, 1470, 2940, 0xa6974b04 1, 58064, 58064, 1470, 2940, 0xa6974b04
1, 59534, 59534, 1470, 2940, 0xbf448241 1, 59534, 59534, 1470, 2940, 0xbf448241