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diff --git a/ffmpeg/doc/APIchanges b/ffmpeg/doc/APIchanges new file mode 100644 index 0000000..255f914 --- /dev/null +++ b/ffmpeg/doc/APIchanges @@ -0,0 +1,1586 @@ +Never assume the API of libav* to be stable unless at least 1 month has passed +since the last major version increase or the API was added. + +The last version increases were: +libavcodec: 2013-03-xx +libavdevice: 2013-03-xx +libavfilter: 2012-06-22 +libavformat: 2013-03-xx +libavresample: 2012-10-05 +libpostproc: 2011-04-18 +libswresample: 2011-09-19 +libswscale: 2011-06-20 +libavutil: 2012-10-22 + + +API changes, most recent first: + +2013-03-20 - xxxxxxx - lavu 52.22.100 - opt.h + Add AV_OPT_TYPE_DURATION value to AVOptionType enum. + +2013-03-17 - xxxxxx - lavu 52.20.100 - opt.h + Add AV_OPT_TYPE_VIDEO_RATE value to AVOptionType enum. + +2013-03-07 - xxxxxx - lavu 52.18.100 - avstring.h,bprint.h + Add av_escape() and av_bprint_escape() API. + +2013-02-24 - xxxxxx - lavfi 3.41.100 - buffersink.h + Add sample_rates field to AVABufferSinkParams. + +2013-01-17 - a1a707f - lavf 54.61.100 + Add av_codec_get_tag2(). + +2013-01-01 - 2eb2e17 - lavfi 3.34.100 + Add avfilter_get_audio_buffer_ref_from_arrays_channels. + +2012-12-20 - 34de47aa - lavfi 3.29.100 - avfilter.h + Add AVFilterLink.channels, avfilter_link_get_channels() + and avfilter_ref_get_channels(). + +2012-12-15 - 2ada584d - lavc 54.80.100 - avcodec.h + Add pkt_size field to AVFrame. + +2012-11-25 - c70ec631 - lavu 52.9.100 - opt.h + Add the following convenience functions to opt.h: + av_opt_get_image_size + av_opt_get_pixel_fmt + av_opt_get_sample_fmt + av_opt_set_image_size + av_opt_set_pixel_fmt + av_opt_set_sample_fmt + +2012-11-17 - 4cd74c81 - lavu 52.8.100 - bprint.h + Add av_bprint_strftime(). + +2012-11-15 - 92648107 - lavu 52.7.100 - opt.h + Add av_opt_get_key_value(). + +2012-11-13 - 79456652 - lavfi 3.23.100 - avfilter.h + Add channels field to AVFilterBufferRefAudioProps. + +2012-11-03 - 481fdeee - lavu 52.3.100 - opt.h + Add AV_OPT_TYPE_SAMPLE_FMT value to AVOptionType enum. + +2012-10-21 - 6fb2fd8 - lavc 54.68.100 - avcodec.h + lavfi 3.20.100 - avfilter.h + Add AV_PKT_DATA_STRINGS_METADATA side data type, used to transmit key/value + strings between AVPacket and AVFrame, and add metadata field to + AVCodecContext (which shall not be accessed by users; see AVFrame metadata + instead). + +2012-09-27 - a70b493 - lavd 54.3.100 - version.h + Add LIBAVDEVICE_IDENT symbol. + +2012-09-27 - a70b493 - lavfi 3.18.100 - version.h + Add LIBAVFILTER_IDENT symbol. + +2012-09-27 - a70b493 - libswr 0.16.100 - version.h + Add LIBSWRESAMPLE_VERSION, LIBSWRESAMPLE_BUILD + and LIBSWRESAMPLE_IDENT symbols. + +2012-09-06 - 29e972f - lavu 51.72.100 - parseutils.h + Add av_small_strptime() time parsing function. + + Can be used as a stripped-down replacement for strptime(), on + systems which do not support it. + +2012-08-25 - 2626cc4 - lavf 54.28.100 + Matroska demuxer now identifies SRT subtitles as AV_CODEC_ID_SUBRIP instead + of AV_CODEC_ID_TEXT. + +2012-08-13 - 5c0d8bc - lavfi 3.8.100 - avfilter.h + Add avfilter_get_class() function, and priv_class field to AVFilter + struct. + +2012-08-12 - a25346e - lavu 51.69.100 - opt.h + Add AV_OPT_FLAG_FILTERING_PARAM symbol in opt.h. + +2012-07-31 - 23fc4dd - lavc 54.46.100 + Add channels field to AVFrame. + +2012-07-30 - f893904 - lavu 51.66.100 + Add av_get_channel_description() + and av_get_standard_channel_layout() functions. + +2012-07-21 - 016a472 - lavc 54.43.100 + Add decode_error_flags field to AVFrame. + +2012-07-20 - b062936 - lavf 54.18.100 + Add avformat_match_stream_specifier() function. + +2012-07-14 - f49ec1b - lavc 54.38.100 - avcodec.h + Add metadata to AVFrame, and the accessor functions + av_frame_get_metadata() and av_frame_set_metadata(). + +2012-07-10 - 0e003d8 - lavc 54.33.100 + Add av_fast_padded_mallocz(). + +2012-07-10 - 21d5609 - lavfi 3.2.0 - avfilter.h + Add init_opaque() callback to AVFilter struct. + +2012-06-26 - e6674e4 - lavu 51.63.100 - imgutils.h + Add functions to libavutil/imgutils.h: + av_image_get_buffer_size() + av_image_fill_arrays() + av_image_copy_to_buffer() + +2012-06-24 - c41899a - lavu 51.62.100 - version.h + version moved from avutil.h to version.h + +2012-04-11 - 359abb1 - lavu 51.58.100 - error.h + Add av_make_error_string() and av_err2str() utilities to + libavutil/error.h. + +2012-06-05 - 62b39d4 - lavc 54.24.100 + Add pkt_duration field to AVFrame. + +2012-05-24 - f2ee065 - lavu 51.54.100 + Move AVPALETTE_SIZE and AVPALETTE_COUNT macros from + libavcodec/avcodec.h to libavutil/pixfmt.h. + +2012-05-14 - 94a9ac1 - lavf 54.5.100 + Add av_guess_sample_aspect_ratio() function. + +2012-04-20 - 65fa7bc - lavfi 2.70.100 + Add avfilter_unref_bufferp() to avfilter.h. + +2012-04-13 - 162e400 - lavfi 2.68.100 + Install libavfilter/asrc_abuffer.h public header. + +2012-03-26 - a67d9cf - lavfi 2.66.100 + Add avfilter_fill_frame_from_{audio_,}buffer_ref() functions. + +2013-xx-xx - lavu 52.9.0 - pixdesc.h + Add av_pix_fmt_count_planes() function for counting planes in a pixel format. + +2013-xx-xx - lavfi 3.6.0 + Add AVFilterGraph.nb_filters, deprecate AVFilterGraph.filter_count. + +2013-03-xx - Reference counted buffers - lavu 52.8.0, lavc 55.0.0, lavf 55.0.0, +lavd 54.0.0, lavfi 3.5.0 + xxxxxxx, xxxxxxx - add a new API for reference counted buffers and buffer + pools (new header libavutil/buffer.h). + xxxxxxx - add AVPacket.buf to allow reference counting for the AVPacket data. + Add av_packet_from_data() function for constructing packets from + av_malloc()ed data. + xxxxxxx - move AVFrame from lavc to lavu (new header libavutil/frame.h), add + AVFrame.buf/extended_buf to allow reference counting for the AVFrame + data. Add new API for working with reference-counted AVFrames. + xxxxxxx - add the refcounted_frames field to AVCodecContext to make audio and + video decoders return reference-counted frames. Add get_buffer2() + callback to AVCodecContext which allocates reference-counted frames. + Add avcodec_default_get_buffer2() as the default get_buffer2() + implementation. + Deprecate AVCodecContext.get_buffer() / release_buffer() / + reget_buffer(), avcodec_default_get_buffer(), + avcodec_default_reget_buffer(), avcodec_default_release_buffer(). + Remove avcodec_default_free_buffers(), which should not have ever + been called from outside of lavc. + Deprecate the following AVFrame fields: + * base -- is now stored in AVBufferRef + * reference, type, buffer_hints -- are unnecessary in the new API + * hwaccel_picture_private, owner, thread_opaque -- should not + have been acessed from outside of lavc + * qscale_table, qstride, qscale_type, mbskip_table, motion_val, + mb_type, dct_coeff, ref_index -- mpegvideo-specific tables, + which are not exported anymore. + xxxxxxx - switch libavfilter to use AVFrame instead of AVFilterBufferRef. Add + av_buffersrc_add_frame(), deprecate av_buffersrc_buffer(). + Add av_buffersink_get_frame() and av_buffersink_get_samples(), + deprecate av_buffersink_read() and av_buffersink_read_samples(). + Deprecate AVFilterBufferRef and all functions for working with it. + +2013-xx-xx - xxxxxxx - lavu 52.8.0 - avstring.h + Add av_isdigit, av_isgraph, av_isspace, av_isxdigit. + +2013-xx-xx - xxxxxxx - lavfi 3.4.0 - avfiltergraph.h + Add resample_lavr_opts to AVFilterGraph for setting libavresample options + for auto-inserted resample filters. + +2013-xx-xx - xxxxxxx - lavu 52.7.0 - dict.h + Add av_dict_parse_string() to set multiple key/value pairs at once from a + string. + +2013-01-xx - xxxxxxx - lavu 52.6.0 - avstring.h + Add av_strnstr() + +2013-01-xx - xxxxxxx - lavu 52.5.0 - hmac.h + Add AVHMAC. + +2013-01-13 - xxxxxxx - lavc 54.87.100 / 54.36.0 - vdpau.h + Add AVVDPAUContext struct for VDPAU hardware-accelerated decoding. + +2013-01-12 - dae382b / 169fb94 - lavu 52.14.100 / 52.4.0 - pixdesc.h + Add AV_PIX_FMT_VDPAU flag. + +2013-01-07 - 249fca3 / 074a00d - lavr 1.1.0 + Add avresample_set_channel_mapping() for input channel reordering, + duplication, and silencing. + +2012-12-29 - 2ce43b3 / d8fd06c - lavu 52.13.100 / 52.3.0 - avstring.h + Add av_basename() and av_dirname(). + +2012-11-11 - 03b0787 / 5980f5d - lavu 52.6.100 / 52.2.0 - audioconvert.h + Rename audioconvert.h to channel_layout.h. audioconvert.h is now deprecated. + +2012-11-05 - 7d26be6 / dfde8a3 - lavu 52.5.100 / 52.1.0 - intmath.h + Add av_ctz() for trailing zero bit count + +2012-10-21 - e3a91c5 / a893655 - lavu 51.77.100 / 51.45.0 - error.h + Add AVERROR_EXPERIMENTAL + +2012-10-12 - a33ed6b / d2fcb35 - lavu 51.76.100 / 51.44.0 - pixdesc.h + Add functions for accessing pixel format descriptors. + Accessing the av_pix_fmt_descriptors array directly is now + deprecated. + +2012-10-11 - f391e40 / 9a92aea - lavu 51.75.100 / 51.43.0 - aes.h, md5.h, sha.h, tree.h + Add functions for allocating the opaque contexts for the algorithms, + +2012-10-10 - de31814 / b522000 - lavf 54.32.100 / 54.18.0 - avio.h + Add avio_closep to complement avio_close. + +2012-10-08 - ae77266 / 78071a1 - lavu 51.74.100 / 51.42.0 - pixfmt.h + Rename PixelFormat to AVPixelFormat and all PIX_FMT_* to AV_PIX_FMT_*. + To provide backwards compatibility, PixelFormat is now #defined as + AVPixelFormat. + Note that this can break user code that includes pixfmt.h and uses the + 'PixelFormat' identifier. Such code should either #undef PixelFormat + or stop using the PixelFormat name. + +2012-10-05 - 55c49af / e7ba5b1 - lavr 1.0.0 - avresample.h + Data planes parameters to avresample_convert() and + avresample_read() are now uint8_t** instead of void**. + Libavresample is now stable. + +2012-09-24 - 46a3595 / a42aada - lavc 54.59.100 / 54.28.0 - avcodec.h + Add avcodec_free_frame(). This function must now + be used for freeing an AVFrame. + +2012-09-12 - e3e09f2 / 8919fee - lavu 51.73.100 / 51.41.0 - audioconvert.h + Added AV_CH_LOW_FREQUENCY_2 channel mask value. + +2012-09-04 - b21b5b0 / 686a329 - lavu 51.71.100 / 51.40.0 - opt.h + Reordered the fields in default_val in AVOption, changed which + default_val field is used for which AVOptionType. + +2012-08-30 - 98298eb / a231832 - lavc 54.54.101 / 54.26.1 - avcodec.h + Add codec descriptor properties AV_CODEC_PROP_LOSSY and + AV_CODEC_PROP_LOSSLESS. + +2012-08-18 - lavc 54.26 - avcodec.h + Add codec descriptors for accessing codec properties without having + to refer to a specific decoder or encoder. + + f5f3684 / c223d79 - Add an AVCodecDescriptor struct and functions + avcodec_descriptor_get() and avcodec_descriptor_next(). + f5f3684 / 51efed1 - Add AVCodecDescriptor.props and AV_CODEC_PROP_INTRA_ONLY. + 6c180b3 / 91e59fe - Add avcodec_descriptor_get_by_name(). + +2012-08-08 - f5f3684 / 987170c - lavu 51.68.100 / 51.38.0 - dict.h + Add av_dict_count(). + +2012-08-07 - 7a72695 / 104e10f - lavc 54.51.100 / 54.25.0 - avcodec.h + Rename CodecID to AVCodecID and all CODEC_ID_* to AV_CODEC_ID_*. + To provide backwards compatibility, CodecID is now #defined as AVCodecID. + Note that this can break user code that includes avcodec.h and uses the + 'CodecID' identifier. Such code should either #undef CodecID or stop using the + CodecID name. + +2012-08-03 - e776ee8 / 239fdf1 - lavu 51.66.101 / 51.37.1 - cpu.h + lsws 2.1.1 - swscale.h + Rename AV_CPU_FLAG_MMX2 ---> AV_CPU_FLAG_MMXEXT. + Rename SWS_CPU_CAPS_MMX2 ---> SWS_CPU_CAPS_MMXEXT. + +2012-07-29 - 7c26761 / 681ed00 - lavf 54.22.100 / 54.13.0 - avformat.h + Add AVFMT_FLAG_NOBUFFER for low latency use cases. + +2012-07-10 - 5fade8a - lavu 51.37.0 + Add av_malloc_array() and av_mallocz_array() + +2012-06-22 - e847f41 / d3d3a32 - lavu 51.61.100 / 51.34.0 + Add av_usleep() + +2012-06-20 - 4da42eb / ae0a301 - lavu 51.60.100 / 51.33.0 + Move av_gettime() to libavutil, add libavutil/time.h + +2012-06-09 - 82edf67 / 3971be0 - lavr 0.0.3 + Add a parameter to avresample_build_matrix() for Dolby/DPLII downmixing. + +2012-06-12 - c7b9eab / 9baeff9 - lavfi 2.79.100 / 2.23.0 - avfilter.h + Add AVFilterContext.nb_inputs/outputs. Deprecate + AVFilterContext.input/output_count. + +2012-06-12 - c7b9eab / 84b9fbe - lavfi 2.79.100 / 2.22.0 - avfilter.h + Add avfilter_pad_get_type() and avfilter_pad_get_name(). Those + should now be used instead of accessing AVFilterPad members + directly. + +2012-06-12 - 3630a07 / b0f0dfc - lavu 51.57.100 / 51.32.0 - audioconvert.h + Add av_get_channel_layout_channel_index(), av_get_channel_name() + and av_channel_layout_extract_channel(). + +2012-05-25 - 53ce990 / 154486f - lavu 51.55.100 / 51.31.0 - opt.h + Add av_opt_set_bin() + +2012-05-15 - lavfi 2.74.100 / 2.17.0 + Add support for audio filters + 61930bd / ac71230, 1cbf7fb / a2cd9be - add video/audio buffer sink in a new installed + header buffersink.h + 1cbf7fb / 720c6b7 - add av_buffersrc_write_frame(), deprecate + av_vsrc_buffer_add_frame() + 61930bd / ab16504 - add avfilter_copy_buf_props() + 61930bd / 9453c9e - add extended_data to AVFilterBuffer + 61930bd / 1b8c927 - add avfilter_get_audio_buffer_ref_from_arrays() + +2012-05-09 - lavu 51.53.100 / 51.30.0 - samplefmt.h + 61930bd / 142e740 - add av_samples_copy() + 61930bd / 6d7f617 - add av_samples_set_silence() + +2012-05-09 - 61930bd / a5117a2 - lavc 54.21.101 / 54.13.1 + For audio formats with fixed frame size, the last frame + no longer needs to be padded with silence, libavcodec + will handle this internally (effectively all encoders + behave as if they had CODEC_CAP_SMALL_LAST_FRAME set). + +2012-05-07 - 653d117 / 828bd08 - lavc 54.20.100 / 54.13.0 - avcodec.h + Add sample_rate and channel_layout fields to AVFrame. + +2012-05-01 - 2330eb1 / 4010d72 - lavr 0.0.1 + Change AV_MIX_COEFF_TYPE_Q6 to AV_MIX_COEFF_TYPE_Q8. + +2012-04-25 - e890b68 / 3527a73 - lavu 51.48.100 / 51.29.0 - cpu.h + Add av_parse_cpu_flags() + +2012-04-24 - 3ead79e / c8af852 - lavr 0.0.0 + Add libavresample audio conversion library + +2012-04-20 - 3194ab7 / 0c0d1bc - lavu 51.47.100 / 51.28.0 - audio_fifo.h + Add audio FIFO functions: + av_audio_fifo_free() + av_audio_fifo_alloc() + av_audio_fifo_realloc() + av_audio_fifo_write() + av_audio_fifo_read() + av_audio_fifo_drain() + av_audio_fifo_reset() + av_audio_fifo_size() + av_audio_fifo_space() + +2012-04-14 - lavfi 2.70.100 / 2.16.0 - avfiltergraph.h + 7432bcf / d7bcc71 Add avfilter_graph_parse2(). + +2012-04-08 - 6bfb304 / 4d693b0 - lavu 51.46.100 / 51.27.0 - samplefmt.h + Add av_get_packed_sample_fmt() and av_get_planar_sample_fmt() + +2012-03-21 - b75c67d - lavu 51.43.100 + Add bprint.h for bprint API. + +2012-02-21 - 9cbf17e - lavc 54.4.100 + Add av_get_pcm_codec() function. + +2012-02-16 - 560b224 - libswr 0.7.100 + Add swr_set_matrix() function. + +2012-02-09 - c28e7af - lavu 51.39.100 + Add a new installed header libavutil/timestamp.h with timestamp + utilities. + +2012-02-06 - 70ffda3 - lavu 51.38.100 + Add av_parse_ratio() function to parseutils.h. + +2012-02-06 - 70ffda3 - lavu 51.38.100 + Add AV_LOG_MAX_OFFSET macro to log.h. + +2012-02-02 - 0eaa123 - lavu 51.37.100 + Add public timecode helpers. + +2012-01-24 - 0c3577b - lavfi 2.60.100 + Add avfilter_graph_dump. + +2012-03-20 - 0ebd836 / 3c90cc2 - lavfo 54.2.0 + Deprecate av_read_packet(), use av_read_frame() with + AVFMT_FLAG_NOPARSE | AVFMT_FLAG_NOFILLIN in AVFormatContext.flags + +2012-03-05 - lavc 54.10.100 / 54.8.0 + f095391 / 6699d07 Add av_get_exact_bits_per_sample() + f095391 / 9524cf7 Add av_get_audio_frame_duration() + +2012-03-04 - 2af8f2c / 44fe77b - lavc 54.8.100 / 54.7.0 - avcodec.h + Add av_codec_is_encoder/decoder(). + +2012-03-01 - 1eb7f39 / 442c132 - lavc 54.5.100 / 54.3.0 - avcodec.h + Add av_packet_shrink_side_data. + +2012-02-29 - 79ae084 / dd2a4bc - lavf 54.2.100 / 54.2.0 - avformat.h + Add AVStream.attached_pic and AV_DISPOSITION_ATTACHED_PIC, + used for dealing with attached pictures/cover art. + +2012-02-25 - 305e4b3 / c9bca80 - lavu 51.41.100 / 51.24.0 - error.h + Add AVERROR_UNKNOWN + NOTE: this was backported to 0.8 + +2012-02-20 - eadd426 / e9cda85 - lavc 54.2.100 / 54.2.0 + Add duration field to AVCodecParserContext + +2012-02-20 - eadd426 / 0b42a93 - lavu 51.40.100 / 51.23.1 - mathematics.h + Add av_rescale_q_rnd() + +2012-02-08 - f2b20b7 / 38d5533 - lavu 51.38.101 / 51.22.1 - pixdesc.h + Add PIX_FMT_PSEUDOPAL flag. + +2012-02-08 - f2b20b7 / 52f82a1 - lavc 54.2.100 / 54.1.0 + Add avcodec_encode_video2() and deprecate avcodec_encode_video(). + +2012-02-01 - 4c677df / 316fc74 - lavc 54.1.0 + Add av_fast_padded_malloc() as alternative for av_realloc() when aligned + memory is required. The buffer will always have FF_INPUT_BUFFER_PADDING_SIZE + zero-padded bytes at the end. + +2012-01-31 - a369a6b / dd6d3b0 - lavf 54.1.0 + Add avformat_get_riff_video_tags() and avformat_get_riff_audio_tags(). + NOTE: this was backported to 0.8 + +2012-01-31 - a369a6b / af08d9a - lavc 54.1.0 + Add avcodec_is_open() function. + NOTE: this was backported to 0.8 + +2012-01-30 - 151ecc2 / 8b93312 - lavu 51.36.100 / 51.22.0 - intfloat.h + Add a new installed header libavutil/intfloat.h with int/float punning + functions. + NOTE: this was backported to 0.8 + +2012-01-25 - lavf 53.31.100 / 53.22.0 + 3c5fe5b / f1caf01 Allow doing av_write_frame(ctx, NULL) for flushing possible + buffered data within a muxer. Added AVFMT_ALLOW_FLUSH for + muxers supporting it (av_write_frame makes sure it is called + only for muxers with this flag). + +2012-01-15 - lavc 53.56.105 / 53.34.0 + New audio encoding API: + 67f5650 / b2c75b6 Add CODEC_CAP_VARIABLE_FRAME_SIZE capability for use by audio + encoders. + 67f5650 / 5ee5fa0 Add avcodec_fill_audio_frame() as a convenience function. + 67f5650 / b2c75b6 Add avcodec_encode_audio2() and deprecate avcodec_encode_audio(). + Add AVCodec.encode2(). + +2012-01-12 - b18e17e / 3167dc9 - lavfi 2.59.100 / 2.15.0 + Add a new installed header -- libavfilter/version.h -- with version macros. + +2011-12-08 - a502939 - lavfi 2.52.0 + Add av_buffersink_poll_frame() to buffersink.h. + +2011-12-08 - 26c6fec - lavu 51.31.0 + Add av_log_format_line. + +2011-12-03 - 976b095 - lavu 51.30.0 + Add AVERROR_BUG. + +2011-11-24 - 573ffbb - lavu 51.28.1 + Add av_get_alt_sample_fmt() to samplefmt.h. + +2011-11-03 - 96949da - lavu 51.23.0 + Add av_strcasecmp() and av_strncasecmp() to avstring.h. + +2011-10-20 - b35e9e1 - lavu 51.22.0 + Add av_strtok() to avstring.h. + +2012-01-03 - ad1c8dd / b73ec05 - lavu 51.34.100 / 51.21.0 + Add av_popcount64 + +2011-12-18 - 7c29313 / 8400b12 - lavc 53.46.1 / 53.28.1 + Deprecate AVFrame.age. The field is unused. + +2011-12-12 - 8bc7fe4 / 5266045 - lavf 53.25.0 / 53.17.0 + Add avformat_close_input(). + Deprecate av_close_input_file() and av_close_input_stream(). + +2011-12-02 - e4de716 / 0eea212 - lavc 53.40.0 / 53.25.0 + Add nb_samples and extended_data fields to AVFrame. + Deprecate AVCODEC_MAX_AUDIO_FRAME_SIZE. + Deprecate avcodec_decode_audio3() in favor of avcodec_decode_audio4(). + avcodec_decode_audio4() writes output samples to an AVFrame, which allows + audio decoders to use get_buffer(). + +2011-12-04 - e4de716 / 560f773 - lavc 53.40.0 / 53.24.0 + Change AVFrame.data[4]/base[4]/linesize[4]/error[4] to [8] at next major bump. + Change AVPicture.data[4]/linesize[4] to [8] at next major bump. + Change AVCodecContext.error[4] to [8] at next major bump. + Add AV_NUM_DATA_POINTERS to simplify the bump transition. + +2011-11-23 - 8e576d5 / bbb46f3 - lavu 51.27.0 / 51.18.0 + Add av_samples_get_buffer_size(), av_samples_fill_arrays(), and + av_samples_alloc(), to samplefmt.h. + +2011-11-23 - 8e576d5 / 8889cc4 - lavu 51.27.0 / 51.17.0 + Add planar sample formats and av_sample_fmt_is_planar() to samplefmt.h. + +2011-11-19 - dbb38bc / f3a29b7 - lavc 53.36.0 / 53.21.0 + Move some AVCodecContext fields to a new private struct, AVCodecInternal, + which is accessed from a new field, AVCodecContext.internal. + - fields moved: + AVCodecContext.internal_buffer --> AVCodecInternal.buffer + AVCodecContext.internal_buffer_count --> AVCodecInternal.buffer_count + AVCodecContext.is_copy --> AVCodecInternal.is_copy + +2011-11-16 - 8709ba9 / 6270671 - lavu 51.26.0 / 51.16.0 + Add av_timegm() + +2011-11-13 - lavf 53.21.0 / 53.15.0 + New interrupt callback API, allowing per-AVFormatContext/AVIOContext + interrupt callbacks. + 5f268ca / 6aa0b98 Add AVIOInterruptCB struct and the interrupt_callback field to + AVFormatContext. + 5f268ca / 1dee0ac Add avio_open2() with additional parameters. Those are + an interrupt callback and an options AVDictionary. + This will allow passing AVOptions to protocols after lavf + 54.0. + +2011-11-06 - 13b7781 / ba04ecf - lavu 51.24.0 / 51.14.0 + Add av_strcasecmp() and av_strncasecmp() to avstring.h. + +2011-11-06 - 13b7781 / 07b172f - lavu 51.24.0 / 51.13.0 + Add av_toupper()/av_tolower() + +2011-11-05 - d8cab5c / b6d08f4 - lavf 53.19.0 / 53.13.0 + Add avformat_network_init()/avformat_network_deinit() + +2011-10-27 - 6faf0a2 / 512557b - lavc 53.24.0 / 53.15.0 + Remove avcodec_parse_frame. + Deprecate AVCodecContext.parse_only and CODEC_CAP_PARSE_ONLY. + +2011-10-19 - d049257 / 569129a - lavf 53.17.0 / 53.10.0 + Add avformat_new_stream(). Deprecate av_new_stream(). + +2011-10-13 - 91eb1b1 / b631fba - lavf 53.16.0 / 53.9.0 + Add AVFMT_NO_BYTE_SEEK AVInputFormat flag. + +2011-10-12 - lavu 51.21.0 / 51.12.0 + AVOptions API rewrite. + + - f884ef0 / 145f741 FF_OPT_TYPE* renamed to AV_OPT_TYPE_* + - new setting/getting functions with slightly different semantics: + f884ef0 / dac66da av_set_string3 -> av_opt_set + av_set_double -> av_opt_set_double + av_set_q -> av_opt_set_q + av_set_int -> av_opt_set_int + + f884ef0 / 41d9d51 av_get_string -> av_opt_get + av_get_double -> av_opt_get_double + av_get_q -> av_opt_get_q + av_get_int -> av_opt_get_int + + - f884ef0 / 8c5dcaa trivial rename av_next_option -> av_opt_next + - f884ef0 / 641c7af new functions - av_opt_child_next, av_opt_child_class_next + and av_opt_find2() + +2011-09-22 - a70e787 - lavu 51.17.0 + Add av_x_if_null(). + +2011-09-18 - 645cebb - lavc 53.16.0 + Add showall flag2 + +2011-09-16 - ea8de10 - lavfi 2.42.0 + Add avfilter_all_channel_layouts. + +2011-09-16 - 9899037 - lavfi 2.41.0 + Rename avfilter_all_* function names to avfilter_make_all_*. + + In particular, apply the renames: + avfilter_all_formats -> avfilter_make_all_formats + avfilter_all_channel_layouts -> avfilter_make_all_channel_layouts + avfilter_all_packing_formats -> avfilter_make_all_packing_formats + +2011-09-12 - 4381bdd - lavfi 2.40.0 + Change AVFilterBufferRefAudioProps.sample_rate type from uint32_t to int. + +2011-09-12 - 2c03174 - lavfi 2.40.0 + Simplify signature for avfilter_get_audio_buffer(), make it + consistent with avfilter_get_video_buffer(). + +2011-09-06 - 4f7dfe1 - lavfi 2.39.0 + Rename libavfilter/vsink_buffer.h to libavfilter/buffersink.h. + +2011-09-06 - c4415f6 - lavfi 2.38.0 + Unify video and audio sink API. + + In particular, add av_buffersink_get_buffer_ref(), deprecate + av_vsink_buffer_get_video_buffer_ref() and change the value for the + opaque field passed to the abuffersink init function. + +2011-09-04 - 61e2e29 - lavu 51.16.0 + Add av_asprintf(). + +2011-08-22 - dacd827 - lavf 53.10.0 + Add av_find_program_from_stream(). + +2011-08-20 - 69e2c1a - lavu 51.13.0 + Add av_get_media_type_string(). + +2011-09-03 - 1889c67 / fb4ca26 - lavc 53.13.0 + lavf 53.11.0 + lsws 2.1.0 + Add {avcodec,avformat,sws}_get_class(). + +2011-08-03 - 1889c67 / c11fb82 - lavu 51.15.0 + Add AV_OPT_SEARCH_FAKE_OBJ flag for av_opt_find() function. + +2011-08-14 - 323b930 - lavu 51.12.0 + Add av_fifo_peek2(), deprecate av_fifo_peek(). + +2011-08-26 - lavu 51.14.0 / 51.9.0 + - 976a8b2 / add41de..976a8b2 / abc78a5 Do not include intfloat_readwrite.h, + mathematics.h, rational.h, pixfmt.h, or log.h from avutil.h. + +2011-08-16 - 27fbe31 / 48f9e45 - lavf 53.11.0 / 53.8.0 + Add avformat_query_codec(). + +2011-08-16 - 27fbe31 / bca06e7 - lavc 53.11.0 + Add avcodec_get_type(). + +2011-08-06 - 0cb233c / 2f63440 - lavf 53.7.0 + Add error_recognition to AVFormatContext. + +2011-08-02 - 1d186e9 / 9d39cbf - lavc 53.9.1 + Add AV_PKT_FLAG_CORRUPT AVPacket flag. + +2011-07-16 - b57df29 - lavfi 2.27.0 + Add audio packing negotiation fields and helper functions. + + In particular, add AVFilterPacking enum, planar, in_packings and + out_packings fields to AVFilterLink, and the functions: + avfilter_set_common_packing_formats() + avfilter_all_packing_formats() + +2011-07-10 - 3602ad7 / a67c061 - lavf 53.6.0 + Add avformat_find_stream_info(), deprecate av_find_stream_info(). + NOTE: this was backported to 0.7 + +2011-07-10 - 3602ad7 / 0b950fe - lavc 53.8.0 + Add avcodec_open2(), deprecate avcodec_open(). + NOTE: this was backported to 0.7 + + Add avcodec_alloc_context3. Deprecate avcodec_alloc_context() and + avcodec_alloc_context2(). + +2011-07-01 - b442ca6 - lavf 53.5.0 - avformat.h + Add function av_get_output_timestamp(). + +2011-06-28 - 5129336 - lavu 51.11.0 - avutil.h + Define the AV_PICTURE_TYPE_NONE value in AVPictureType enum. + +2011-06-19 - fd2c0a5 - lavfi 2.23.0 - avfilter.h + Add layout negotiation fields and helper functions. + + In particular, add in_chlayouts and out_chlayouts to AVFilterLink, + and the functions: + avfilter_set_common_sample_formats() + avfilter_set_common_channel_layouts() + avfilter_all_channel_layouts() + +2011-06-19 - 527ca39 - lavfi 2.22.0 - AVFilterFormats + Change type of AVFilterFormats.formats from int * to int64_t *, + and update formats handling API accordingly. + + avfilter_make_format_list() still takes a int32_t array and converts + it to int64_t. A new function, avfilter_make_format64_list(), that + takes int64_t arrays has been added. + +2011-06-19 - 44f669e - lavfi 2.21.0 - vsink_buffer.h + Add video sink buffer and vsink_buffer.h public header. + +2011-06-12 - 9fdf772 - lavfi 2.18.0 - avcodec.h + Add avfilter_get_video_buffer_ref_from_frame() function in + libavfilter/avcodec.h. + +2011-06-12 - c535494 - lavfi 2.17.0 - avfiltergraph.h + Add avfilter_inout_alloc() and avfilter_inout_free() functions. + +2011-06-12 - 6119b23 - lavfi 2.16.0 - avfilter_graph_parse() + Change avfilter_graph_parse() signature. + +2011-06-23 - 686959e / 67e9ae1 - lavu 51.10.0 / 51.8.0 - attributes.h + Add av_printf_format(). + +2011-06-16 - 2905e3f / 05e84c9, 2905e3f / 25de595 - lavf 53.4.0 / 53.2.0 - avformat.h + Add avformat_open_input and avformat_write_header(). + Deprecate av_open_input_stream, av_open_input_file, + AVFormatParameters and av_write_header. + +2011-06-16 - 2905e3f / 7e83e1c, 2905e3f / dc59ec5 - lavu 51.9.0 / 51.7.0 - opt.h + Add av_opt_set_dict() and av_opt_find(). + Deprecate av_find_opt(). + Add AV_DICT_APPEND flag. + +2011-06-10 - 45fb647 / cb7c11c - lavu 51.6.0 - opt.h + Add av_opt_flag_is_set(). + +2011-06-10 - c381960 - lavfi 2.15.0 - avfilter_get_audio_buffer_ref_from_arrays + Add avfilter_get_audio_buffer_ref_from_arrays() to avfilter.h. + +2011-06-09 - f9ecb84 / d9f80ea - lavu 51.8.0 - AVMetadata + Move AVMetadata from lavf to lavu and rename it to + AVDictionary -- new installed header dict.h. + All av_metadata_* functions renamed to av_dict_*. + +2011-06-07 - d552f61 / a6703fa - lavu 51.8.0 - av_get_bytes_per_sample() + Add av_get_bytes_per_sample() in libavutil/samplefmt.h. + Deprecate av_get_bits_per_sample_fmt(). + +2011-06-05 - f956924 / b39b062 - lavu 51.8.0 - opt.h + Add av_opt_free convenience function. + +2011-06-06 - 95a0242 - lavfi 2.14.0 - AVFilterBufferRefAudioProps + Remove AVFilterBufferRefAudioProps.size, and use nb_samples in + avfilter_get_audio_buffer() and avfilter_default_get_audio_buffer() in + place of size. + +2011-06-06 - 0bc2cca - lavu 51.6.0 - av_samples_alloc() + Switch nb_channels and nb_samples parameters order in + av_samples_alloc(). + +2011-06-06 - e1c7414 - lavu 51.5.0 - av_samples_* + Change the data layout created by av_samples_fill_arrays() and + av_samples_alloc(). + +2011-06-06 - 27bcf55 - lavfi 2.13.0 - vsrc_buffer.h + Make av_vsrc_buffer_add_video_buffer_ref() accepts an additional + flags parameter in input. + +2011-06-03 - e977ca2 - lavfi 2.12.0 - avfilter_link_free() + Add avfilter_link_free() function. + +2011-06-02 - 5ad38d9 - lavu 51.4.0 - av_force_cpu_flags() + Add av_cpu_flags() in libavutil/cpu.h. + +2011-05-28 - e71f260 - lavu 51.3.0 - pixdesc.h + Add av_get_pix_fmt_name() in libavutil/pixdesc.h, and deprecate + avcodec_get_pix_fmt_name() in libavcodec/avcodec.h in its favor. + +2011-05-25 - 39e4206 / 30315a8 - lavf 53.3.0 - avformat.h + Add fps_probe_size to AVFormatContext. + +2011-05-22 - 5ecdfd0 - lavf 53.2.0 - avformat.h + Introduce avformat_alloc_output_context2() and deprecate + avformat_alloc_output_context(). + +2011-05-22 - 83db719 - lavfi 2.10.0 - vsrc_buffer.h + Make libavfilter/vsrc_buffer.h public. + +2011-05-19 - c000a9f - lavfi 2.8.0 - avcodec.h + Add av_vsrc_buffer_add_frame() to libavfilter/avcodec.h. + +2011-05-14 - 9fdf772 - lavfi 2.6.0 - avcodec.h + Add avfilter_get_video_buffer_ref_from_frame() to libavfilter/avcodec.h. + +2011-05-18 - 75a37b5 / 64150ff - lavc 53.7.0 - AVCodecContext.request_sample_fmt + Add request_sample_fmt field to AVCodecContext. + +2011-05-10 - 59eb12f / 188dea1 - lavc 53.6.0 - avcodec.h + Deprecate AVLPCType and the following fields in + AVCodecContext: lpc_coeff_precision, prediction_order_method, + min_partition_order, max_partition_order, lpc_type, lpc_passes. + Corresponding FLAC encoder options should be used instead. + +2011-05-07 - 9fdf772 - lavfi 2.5.0 - avcodec.h + Add libavfilter/avcodec.h header and avfilter_copy_frame_props() + function. + +2011-05-07 - 18ded93 - lavc 53.5.0 - AVFrame + Add format field to AVFrame. + +2011-05-07 - 22333a6 - lavc 53.4.0 - AVFrame + Add width and height fields to AVFrame. + +2011-05-01 - 35fe66a - lavfi 2.4.0 - avfilter.h + Rename AVFilterBufferRefVideoProps.pixel_aspect to + sample_aspect_ratio. + +2011-05-01 - 77e9dee - lavc 53.3.0 - AVFrame + Add a sample_aspect_ratio field to AVFrame. + +2011-05-01 - 1ba5727 - lavc 53.2.0 - AVFrame + Add a pkt_pos field to AVFrame. + +2011-04-29 - 35ceaa7 - lavu 51.2.0 - mem.h + Add av_dynarray_add function for adding + an element to a dynamic array. + +2011-04-26 - d7e5aeb / bebe72f - lavu 51.1.0 - avutil.h + Add AVPictureType enum and av_get_picture_type_char(), deprecate + FF_*_TYPE defines and av_get_pict_type_char() defined in + libavcodec/avcodec.h. + +2011-04-26 - d7e5aeb / 10d3940 - lavfi 2.3.0 - avfilter.h + Add pict_type and key_frame fields to AVFilterBufferRefVideo. + +2011-04-26 - d7e5aeb / 7a11c82 - lavfi 2.2.0 - vsrc_buffer + Add sample_aspect_ratio fields to vsrc_buffer arguments + +2011-04-21 - 8772156 / 94f7451 - lavc 53.1.0 - avcodec.h + Add CODEC_CAP_SLICE_THREADS for codecs supporting sliced threading. + +2011-04-15 - lavc 52.120.0 - avcodec.h + AVPacket structure got additional members for passing side information: + c407984 / 4de339e introduce side information for AVPacket + c407984 / 2d8591c make containers pass palette change in AVPacket + +2011-04-12 - lavf 52.107.0 - avio.h + Avio cleanup, part II - deprecate the entire URLContext API: + c55780d / 175389c add avio_check as a replacement for url_exist + 9891004 / ff1ec0c add avio_pause and avio_seek_time as replacements + for _av_url_read_fseek/fpause + d4d0932 / cdc6a87 deprecate av_protocol_next(), avio_enum_protocols + should be used instead. + c88caa5 / 80c6e23 rename url_set_interrupt_cb->avio_set_interrupt_cb. + c88caa5 / f87b1b3 rename open flags: URL_* -> AVIO_* + d4d0932 / f8270bb add avio_enum_protocols. + d4d0932 / 5593f03 deprecate URLProtocol. + d4d0932 / c486dad deprecate URLContext. + d4d0932 / 026e175 deprecate the typedef for URLInterruptCB + c88caa5 / 8e76a19 deprecate av_register_protocol2. + 11d7841 / b840484 deprecate URL_PROTOCOL_FLAG_NESTED_SCHEME + 11d7841 / 1305d93 deprecate av_url_read_seek + 11d7841 / fa104e1 deprecate av_url_read_pause + 434f248 / 727c7aa deprecate url_get_filename(). + 434f248 / 5958df3 deprecate url_max_packet_size(). + 434f248 / 1869ea0 deprecate url_get_file_handle(). + 434f248 / 32a97d4 deprecate url_filesize(). + 434f248 / e52a914 deprecate url_close(). + 434f248 / 58a48c6 deprecate url_seek(). + 434f248 / 925e908 deprecate url_write(). + 434f248 / dce3756 deprecate url_read_complete(). + 434f248 / bc371ac deprecate url_read(). + 434f248 / 0589da0 deprecate url_open(). + 434f248 / 62eaaea deprecate url_connect. + 434f248 / 5652bb9 deprecate url_alloc. + 434f248 / 333e894 deprecate url_open_protocol + 434f248 / e230705 deprecate url_poll and URLPollEntry + +2011-04-08 - lavf 52.106.0 - avformat.h + Minor avformat.h cleanup: + d4d0932 / a9bf9d8 deprecate av_guess_image2_codec + d4d0932 / c3675df rename avf_sdp_create->av_sdp_create + +2011-04-03 - lavf 52.105.0 - avio.h + Large-scale renaming/deprecating of AVIOContext-related functions: + 2cae980 / 724f6a0 deprecate url_fdopen + 2cae980 / 403ee83 deprecate url_open_dyn_packet_buf + 2cae980 / 6dc7d80 rename url_close_dyn_buf -> avio_close_dyn_buf + 2cae980 / b92c545 rename url_open_dyn_buf -> avio_open_dyn_buf + 2cae980 / 8978fed introduce an AVIOContext.seekable field as a replacement for + AVIOContext.is_streamed and url_is_streamed() + 1caa412 / b64030f deprecate get_checksum() + 1caa412 / 4c4427a deprecate init_checksum() + 2fd41c9 / 4ec153b deprecate udp_set_remote_url/get_local_port + 4fa0e24 / 933e90a deprecate av_url_read_fseek/fpause + 4fa0e24 / 8d9769a deprecate url_fileno + 0fecf26 / b7f2fdd rename put_flush_packet -> avio_flush + 0fecf26 / 35f1023 deprecate url_close_buf + 0fecf26 / 83fddae deprecate url_open_buf + 0fecf26 / d9d86e0 rename url_fprintf -> avio_printf + 0fecf26 / 59f65d9 deprecate url_setbufsize + 6947b0c / 3e68b3b deprecate url_ferror + e8bb2e2 deprecate url_fget_max_packet_size + 76aa876 rename url_fsize -> avio_size + e519753 deprecate url_fgetc + 655e45e deprecate url_fgets + a2704c9 rename url_ftell -> avio_tell + e16ead0 deprecate get_strz() in favor of avio_get_str + 0300db8,2af07d3 rename url_fskip -> avio_skip + 6b4aa5d rename url_fseek -> avio_seek + 61840b4 deprecate put_tag + 22a3212 rename url_fopen/fclose -> avio_open/close. + 0ac8e2b deprecate put_nbyte + 77eb550 rename put_byte -> avio_w8 + put_[b/l]e<type> -> avio_w[b/l]<type> + put_buffer -> avio_write + b7effd4 rename get_byte -> avio_r8, + get_[b/l]e<type> -> avio_r[b/l]<type> + get_buffer -> avio_read + b3db9ce deprecate get_partial_buffer + 8d9ac96 rename av_alloc_put_byte -> avio_alloc_context + +2011-03-25 - 27ef7b1 / 34b47d7 - lavc 52.115.0 - AVCodecContext.audio_service_type + Add audio_service_type field to AVCodecContext. + +2011-03-17 - e309fdc - lavu 50.40.0 - pixfmt.h + Add PIX_FMT_BGR48LE and PIX_FMT_BGR48BE pixel formats + +2011-03-02 - 863c471 - lavf 52.103.0 - av_pkt_dump2, av_pkt_dump_log2 + Add new functions av_pkt_dump2, av_pkt_dump_log2 that uses the + source stream timebase for outputting timestamps. Deprecate + av_pkt_dump and av_pkt_dump_log. + +2011-02-20 - e731b8d - lavf 52.102.0 - avio.h + * e731b8d - rename init_put_byte() to ffio_init_context(), deprecating the + original, and move it to a private header so it is no longer + part of our public API. Instead, use av_alloc_put_byte(). + * ae628ec - rename ByteIOContext to AVIOContext. + +2011-02-16 - 09d171b - lavf 52.101.0 - avformat.h + lavu 52.39.0 - parseutils.h + * 610219a - Add av_ prefix to dump_format(). + * f6c7375 - Replace parse_date() in lavf with av_parse_time() in lavu. + * ab0287f - Move find_info_tag from lavf to lavu and add av_prefix to it. + +2011-02-15 - lavu 52.38.0 - merge libavcore + libavcore is merged back completely into libavutil + +2011-02-10 - 55bad0c - lavc 52.113.0 - vbv_delay + Add vbv_delay field to AVCodecContext + +2011-02-14 - 24a83bd - lavf 52.100.0 - AV_DISPOSITION_CLEAN_EFFECTS + Add AV_DISPOSITION_CLEAN_EFFECTS disposition flag. + +2011-02-14 - 910b5b8 - lavfi 1.76.0 - AVFilterLink sample_aspect_ratio + Add sample_aspect_ratio field to AVFilterLink. + +2011-02-10 - 12c14cd - lavf 52.99.0 - AVStream.disposition + Add AV_DISPOSITION_HEARING_IMPAIRED and AV_DISPOSITION_VISUAL_IMPAIRED. + +2011-02-09 - c0b102c - lavc 52.112.0 - avcodec_thread_init() + Deprecate avcodec_thread_init()/avcodec_thread_free() use; instead + set thread_count before calling avcodec_open. + +2011-02-09 - 37b00b4 - lavc 52.111.0 - threading API + Add CODEC_CAP_FRAME_THREADS with new restrictions on get_buffer()/ + release_buffer()/draw_horiz_band() callbacks for appropriate codecs. + Add thread_type and active_thread_type fields to AVCodecContext. + +2011-02-08 - 3940caa - lavf 52.98.0 - av_probe_input_buffer + Add av_probe_input_buffer() to avformat.h for probing format from a + ByteIOContext. + +2011-02-06 - fe174fc - lavf 52.97.0 - avio.h + Add flag for non-blocking protocols: URL_FLAG_NONBLOCK + +2011-02-04 - f124b08 - lavf 52.96.0 - avformat_free_context() + Add avformat_free_context() in avformat.h. + +2011-02-03 - f5b82f4 - lavc 52.109.0 - add CODEC_ID_PRORES + Add CODEC_ID_PRORES to avcodec.h. + +2011-02-03 - fe9a3fb - lavc 52.109.0 - H.264 profile defines + Add defines for H.264 * Constrained Baseline and Intra profiles + +2011-02-02 - lavf 52.95.0 + * 50196a9 - add a new installed header version.h. + * 4efd5cf, dccbd97, 93b78d1 - add several variants of public + avio_{put,get}_str* functions. Deprecate corresponding semi-public + {put,get}_str*. + +2011-02-02 - dfd2a00 - lavu 50.37.0 - log.h + Make av_dlog public. + +2011-01-31 - 7b3ea55 - lavfi 1.76.0 - vsrc_buffer + Add sample_aspect_ratio fields to vsrc_buffer arguments + +2011-01-31 - 910b5b8 - lavfi 1.75.0 - AVFilterLink sample_aspect_ratio + Add sample_aspect_ratio field to AVFilterLink. + +2011-01-15 - a242ac3 - lavfi 1.74.0 - AVFilterBufferRefAudioProps + Rename AVFilterBufferRefAudioProps.samples_nb to nb_samples. + +2011-01-14 - 7f88a5b - lavf 52.93.0 - av_metadata_copy() + Add av_metadata_copy() in avformat.h. + +2011-01-07 - 81c623f - lavc 52.107.0 - deprecate reordered_opaque + Deprecate reordered_opaque in favor of pkt_pts/dts. + +2011-01-07 - 1919fea - lavc 52.106.0 - pkt_dts + Add pkt_dts to AVFrame, this will in the future allow multithreading decoders + to not mess up dts. + +2011-01-07 - 393cbb9 - lavc 52.105.0 - pkt_pts + Add pkt_pts to AVFrame. + +2011-01-07 - 060ec0a - lavc 52.104.0 - av_get_profile_name() + Add av_get_profile_name to libavcodec/avcodec.h. + +2010-12-27 - 0ccabee - lavfi 1.71.0 - AV_PERM_NEG_LINESIZES + Add AV_PERM_NEG_LINESIZES in avfilter.h. + +2010-12-27 - 9128ae0 - lavf 52.91.0 - av_find_best_stream() + Add av_find_best_stream to libavformat/avformat.h. + +2010-12-27 - 107a7e3 - lavf 52.90.0 + Add AVFMT_NOSTREAMS flag for formats with no streams, + like e.g. text metadata. + +2010-12-22 - 0328b9e - lavu 50.36.0 - file.h + Add functions av_file_map() and av_file_unmap() in file.h. + +2010-12-19 - 0bc55f5 - lavu 50.35.0 - error.h + Add "not found" error codes: + AVERROR_DEMUXER_NOT_FOUND + AVERROR_MUXER_NOT_FOUND + AVERROR_DECODER_NOT_FOUND + AVERROR_ENCODER_NOT_FOUND + AVERROR_PROTOCOL_NOT_FOUND + AVERROR_FILTER_NOT_FOUND + AVERROR_BSF_NOT_FOUND + AVERROR_STREAM_NOT_FOUND + +2010-12-09 - c61cdd0 - lavcore 0.16.0 - avcore.h + Move AV_NOPTS_VALUE, AV_TIME_BASE, AV_TIME_BASE_Q symbols from + avcodec.h to avcore.h. + +2010-12-04 - 16cfc96 - lavc 52.98.0 - CODEC_CAP_NEG_LINESIZES + Add CODEC_CAP_NEG_LINESIZES codec capability flag in avcodec.h. + +2010-12-04 - bb4afa1 - lavu 50.34.0 - av_get_pix_fmt_string() + Deprecate avcodec_pix_fmt_string() in favor of + pixdesc.h/av_get_pix_fmt_string(). + +2010-12-04 - 4da12e3 - lavcore 0.15.0 - av_image_alloc() + Add av_image_alloc() to libavcore/imgutils.h. + +2010-12-02 - 037be76 - lavfi 1.67.0 - avfilter_graph_create_filter() + Add function avfilter_graph_create_filter() in avfiltergraph.h. + +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 + avfilter.h. + +2010-11-21 - 176a615 - lavcore 0.14.0 - audioconvert.h + Add a public audio channel API in audioconvert.h, and deprecate the + corresponding functions in libavcodec: + avcodec_get_channel_name() + avcodec_get_channel_layout() + avcodec_get_channel_layout_string() + avcodec_channel_layout_num_channels() + and the CH_* macros defined in libavcodec/avcodec.h. + +2010-11-21 - 6bfc268 - lavf 52.85.0 - avformat.h + Add av_append_packet(). + +2010-11-21 - a08d918 - lavc 52.97.0 - avcodec.h + Add av_grow_packet(). + +2010-11-17 - 0985e1a - lavcore 0.13.0 - parseutils.h + Add av_parse_color() declared in libavcore/parseutils.h. + +2010-11-13 - cb2c971 - lavc 52.95.0 - AVCodecContext + Add AVCodecContext.subtitle_header and AVCodecContext.subtitle_header_size + fields. + +2010-11-13 - 5aaea02 - lavfi 1.62.0 - avfiltergraph.h + Make avfiltergraph.h public. + +2010-11-13 - 4fcbb2a - lavfi 1.61.0 - avfiltergraph.h + Remove declarations from avfiltergraph.h for the functions: + avfilter_graph_check_validity() + avfilter_graph_config_links() + avfilter_graph_config_formats() + which are now internal. + Use avfilter_graph_config() instead. + +2010-11-08 - d2af720 - lavu 50.33.0 - eval.h + Deprecate functions: + av_parse_and_eval_expr(), + av_parse_expr(), + av_eval_expr(), + av_free_expr(), + in favor of the functions: + av_expr_parse_and_eval(), + av_expr_parse(), + av_expr_eval(), + av_expr_free(). + +2010-11-08 - 24de0ed - lavfi 1.59.0 - avfilter_free() + Rename avfilter_destroy() to avfilter_free(). + This change breaks libavfilter API/ABI. + +2010-11-07 - 1e80a0e - lavfi 1.58.0 - avfiltergraph.h + Remove graphparser.h header, move AVFilterInOut and + avfilter_graph_parse() declarations to libavfilter/avfiltergraph.h. + +2010-11-07 - 7313132 - lavfi 1.57.0 - AVFilterInOut + Rename field AVFilterInOut.filter to AVFilterInOut.filter_ctx. + This change breaks libavfilter API. + +2010-11-04 - 97dd1e4 - lavfi 1.56.0 - avfilter_graph_free() + Rename avfilter_graph_destroy() to avfilter_graph_free(). + This change breaks libavfilter API/ABI. + +2010-11-04 - e15aeea - lavfi 1.55.0 - avfilter_graph_alloc() + Add avfilter_graph_alloc() to libavfilter/avfiltergraph.h. + +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 + deprecate av_get_bits_per_sample_format(). + +2010-11-02 - d63e456 - lavcore 0.11.0 - samplefmt.h + Add sample format functions in libavcore/samplefmt.h: + av_get_sample_fmt_name(), + av_get_sample_fmt(), + av_get_sample_fmt_string(), + and deprecate the corresponding libavcodec/audioconvert.h functions: + avcodec_get_sample_fmt_name(), + avcodec_get_sample_fmt(), + avcodec_sample_fmt_string(). + +2010-11-02 - 262d1c5 - lavcore 0.10.0 - samplefmt.h + Define enum AVSampleFormat in libavcore/samplefmt.h, deprecate enum + SampleFormat. + +2010-10-16 - 2a24df9 - lavfi 1.52.0 - avfilter_graph_config() + Add the function avfilter_graph_config() in avfiltergraph.h. + +2010-10-15 - 03700d3 - lavf 52.83.0 - metadata API + Change demuxers to export metadata in generic format and + muxers to accept generic format. Deprecate the public + conversion API. + +2010-10-10 - 867ae7a - lavfi 1.49.0 - AVFilterLink.time_base + Add time_base field to AVFilterLink. + +2010-09-27 - c85eef4 - lavu 50.31.0 - av_set_options_string() + Move av_set_options_string() from libavfilter/parseutils.h to + libavutil/opt.h. + +2010-09-27 - acc0490 - lavfi 1.47.0 - AVFilterLink + Make the AVFilterLink fields srcpad and dstpad store the pointers to + the source and destination pads, rather than their indexes. + +2010-09-27 - 372e288 - lavu 50.30.0 - av_get_token() + Move av_get_token() from libavfilter/parseutils.h to + libavutil/avstring.h. + +2010-09-26 - 635d4ae - lsws 0.12.0 - swscale.h + Add the functions sws_alloc_context() and sws_init_context(). + +2010-09-26 - 6ed0404 - lavu 50.29.0 - opt.h + Move libavcodec/opt.h to libavutil/opt.h. + +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 + detection. Read the docs of AV_LOG_SKIP_REPEATED in log.h before + enabling it for your app!. + +2010-09-24 - f66eb58 - lavc 52.90.0 - av_opt_show2() + Deprecate av_opt_show() in favor or av_opt_show2(). + +2010-09-14 - bc6f0af - lavu 50.27.0 - av_popcount() + Add av_popcount() to libavutil/common.h. + +2010-09-08 - c6c98d0 - lavu 50.26.0 - av_get_cpu_flags() + Add av_get_cpu_flags(). + +2010-09-07 - 34017fd - lavcore 0.9.0 - av_image_copy() + Add av_image_copy(). + +2010-09-07 - 9686abb - lavcore 0.8.0 - av_image_copy_plane() + Add av_image_copy_plane(). + +2010-09-07 - 9b7269e - lavcore 0.7.0 - imgutils.h + Adopt hierarchical scheme for the imgutils.h function names, + deprecate the old names. + +2010-09-04 - 7160bb7 - lavu 50.25.0 - AV_CPU_FLAG_* + Deprecate the FF_MM_* flags defined in libavcodec/avcodec.h in favor + of the AV_CPU_FLAG_* flags defined in libavutil/cpu.h. + +2010-08-26 - 5da19b5 - lavc 52.87.0 - avcodec_get_channel_layout() + Add avcodec_get_channel_layout() in audioconvert.h. + +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(). + +2010-08-18 - a6ddf8b - lavcore 0.5.0 - av_fill_image_max_pixstep() + Add av_fill_image_max_pixstep() in imgutils.h. + +2010-08-17 - 4f2d2e4 - lavu 50.24.0 - AV_NE() + Add the AV_NE macro. + +2010-08-17 - ad2c950 - lavfi 1.36.0 - audio framework + Implement AVFilterBufferRefAudioProps struct for audio properties, + get_audio_buffer(), filter_samples() functions and related changes. + +2010-08-12 - 81c1eca - lavcore 0.4.0 - av_get_image_linesize() + Add av_get_image_linesize() in imgutils.h. + +2010-08-11 - c1db7bf - lavfi 1.34.0 - AVFilterBufferRef + Resize data and linesize arrays in AVFilterBufferRef to 8. + + This change breaks libavfilter API/ABI. + +2010-08-11 - 9f08d80 - lavc 52.85.0 - av_picture_data_copy() + Add av_picture_data_copy in avcodec.h. + +2010-08-11 - 84c0386 - lavfi 1.33.0 - avfilter_open() + Change avfilter_open() signature: + AVFilterContext *avfilter_open(AVFilter *filter, const char *inst_name) -> + int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name); + + This change breaks libavfilter API/ABI. + +2010-08-11 - cc80caf - lavfi 1.32.0 - AVFilterBufferRef + Add a type field to AVFilterBufferRef, and move video specific + properties to AVFilterBufferRefVideoProps. + + This change breaks libavfilter API/ABI. + +2010-08-07 - 5d4890d - lavfi 1.31.0 - AVFilterLink + Rename AVFilterLink fields: + AVFilterLink.srcpic -> AVFilterLink.src_buf + AVFilterLink.cur_pic -> AVFilterLink.cur_buf + AVFilterLink.outpic -> AVFilterLink.out_buf + +2010-08-07 - 7fce481 - lavfi 1.30.0 + Rename functions and fields: + avfilter_(un)ref_pic -> avfilter_(un)ref_buffer + avfilter_copy_picref_props -> avfilter_copy_buffer_ref_props + AVFilterBufferRef.pic -> AVFilterBufferRef.buffer + +2010-08-07 - ecc8dad - lavfi 1.29.0 - AVFilterBufferRef + Rename AVFilterPicRef to AVFilterBufferRef. + +2010-08-07 - d54e094 - lavfi 1.28.0 - AVFilterBuffer + Move format field from AVFilterBuffer to AVFilterPicRef. + +2010-08-06 - bf176f5 - lavcore 0.3.0 - av_check_image_size() + Deprecate avcodec_check_dimensions() in favor of the function + av_check_image_size() defined in libavcore/imgutils.h. + +2010-07-30 - 56b5e9d - lavfi 1.27.0 - AVFilterBuffer + Increase size of the arrays AVFilterBuffer.data and + AVFilterBuffer.linesize from 4 to 8. + + This change breaks libavfilter ABI. + +2010-07-29 - e7bd48a - lavcore 0.2.0 - imgutils.h + Add functions av_fill_image_linesizes() and + av_fill_image_pointers(), declared in libavcore/imgutils.h. + +2010-07-27 - 126b638 - lavcore 0.1.0 - parseutils.h + Deprecate av_parse_video_frame_size() and av_parse_video_frame_rate() + defined in libavcodec in favor of the newly added functions + av_parse_video_size() and av_parse_video_rate() declared in + libavcore/parseutils.h. + +2010-07-23 - 4485247 - lavu 50.23.0 - mathematics.h + Add the M_PHI constant definition. + +2010-07-22 - bdab614 - lavfi 1.26.0 - media format generalization + Add a type field to AVFilterLink. + + Change the field types: + enum PixelFormat format -> int format in AVFilterBuffer + enum PixelFormat *formats -> int *formats in AVFilterFormats + enum PixelFormat *format -> int format in AVFilterLink + + Change the function signatures: + AVFilterFormats *avfilter_make_format_list(const enum PixelFormat *pix_fmts); -> + AVFilterFormats *avfilter_make_format_list(const int *fmts); + + int avfilter_add_colorspace(AVFilterFormats **avff, enum PixelFormat pix_fmt); -> + int avfilter_add_format (AVFilterFormats **avff, int fmt); + + AVFilterFormats *avfilter_all_colorspaces(void); -> + AVFilterFormats *avfilter_all_formats (enum AVMediaType type); + + This change breaks libavfilter API/ABI. + +2010-07-21 - aac6ca6 - lavcore 0.0.0 + Add libavcore. + +2010-07-17 - b5c582f - lavfi 1.25.0 - AVFilterBuffer + Remove w and h fields from AVFilterBuffer. + +2010-07-17 - f0d77b2 - lavfi 1.24.0 - AVFilterBuffer + Rename AVFilterPic to AVFilterBuffer. + +2010-07-17 - 57fe80f - lavf 52.74.0 - url_fskip() + Make url_fskip() return an int error code instead of void. + +2010-07-11 - 23940f1 - lavc 52.83.0 + Add AVCodecContext.lpc_type and AVCodecContext.lpc_passes fields. + Add AVLPCType enum. + Deprecate AVCodecContext.use_lpc. + +2010-07-11 - e1d7c88 - lavc 52.82.0 - avsubtitle_free() + Add a function for free the contents of a AVSubtitle generated by + avcodec_decode_subtitle. + +2010-07-11 - b91d08f - lavu 50.22.0 - bswap.h and intreadwrite.h + Make the bswap.h and intreadwrite.h API public. + +2010-07-08 - ce1cd1c - lavu 50.21.0 - pixdesc.h + Rename read/write_line() to av_read/write_image_line(). + +2010-07-07 - 4d508e4 - lavfi 1.21.0 - avfilter_copy_picref_props() + Add avfilter_copy_picref_props(). + +2010-07-03 - 2d525ef - lavc 52.79.0 + Add FF_COMPLIANCE_UNOFFICIAL and change all instances of + FF_COMPLIANCE_INOFFICIAL to use FF_COMPLIANCE_UNOFFICIAL. + +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 + lfg.h. + +2010-06-28 - a52e2c3 - lavfi 1.20.1 - av_parse_color() + Extend av_parse_color() syntax, make it accept an alpha value specifier and + set the alpha value to 255 by default. + +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. + +2010-06-22 - ffbb289 - lavf 52.70.0 - url_alloc(), url_connect() + Add url_alloc() and url_connect(). + +2010-06-22 - 9b07a2d - lavf 52.69.0 - av_register_protocol2() + Add av_register_protocol2(), deprecating av_register_protocol(). + +2010-06-09 - 65db058 - lavu 50.19.0 - av_compare_mod() + Add av_compare_mod() to libavutil/mathematics.h. + +2010-06-05 - 0b99215 - lavu 50.18.0 - eval API + Make the eval API public. + +2010-06-04 - 31878fc - lavu 50.17.0 - AV_BASE64_SIZE + Add AV_BASE64_SIZE() macro. + +2010-06-02 - 7e566bb - lavc 52.73.0 - av_get_codec_tag_string() + Add av_get_codec_tag_string(). + +2010-06-01 - 2b99142 - lsws 0.11.0 - convertPalette API + Add sws_convertPalette8ToPacked32() and sws_convertPalette8ToPacked24(). + +2010-05-26 - 93ebfee - lavc 52.72.0 - CODEC_CAP_EXPERIMENTAL + Add CODEC_CAP_EXPERIMENTAL flag. + NOTE: this was backported to 0.6 + +2010-05-23 - 9977863 - lavu 50.16.0 - av_get_random_seed() + Add av_get_random_seed(). + +2010-05-18 - 796ac23 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT + Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags. + NOTE: this was backported to 0.6 + +2010-05-09 - b6bc205 - lavfi 1.20.0 - AVFilterPicRef + Add interlaced and top_field_first fields to AVFilterPicRef. + +------------------------------8<------------------------------------- + 0.6 branch was cut here +----------------------------->8-------------------------------------- + +2010-05-01 - 8e2ee18 - lavf 52.62.0 - probe function + Add av_probe_input_format2 to API, it allows ignoring probe + results below given score and returns the actual probe score. + +2010-04-01 - 3dd6180 - lavf 52.61.0 - metadata API + Add a flag for av_metadata_set2() to disable overwriting of + existing tags. + +2010-04-01 - 0fb49b5 - lavc 52.66.0 + Add avcodec_get_edge_width(). + +2010-03-31 - d103218 - lavc 52.65.0 + Add avcodec_copy_context(). + +2010-03-31 - 1a70d12 - lavf 52.60.0 - av_match_ext() + Make av_match_ext() public. + +2010-03-31 - 1149150 - lavu 50.14.0 - AVMediaType + Move AVMediaType enum from libavcodec to libavutil. + +2010-03-31 - 72415b2 - lavc 52.64.0 - AVMediaType + Define AVMediaType enum, and use it instead of enum CodecType, which + is deprecated and will be dropped at the next major bump. + +2010-03-25 - 8795823 - lavu 50.13.0 - av_strerror() + Implement av_strerror(). + +2010-03-23 - e1484eb - lavc 52.60.0 - av_dct_init() + Support DCT-I and DST-I. + +2010-03-15 - b8819c8 - lavf 52.56.0 - AVFormatContext.start_time_realtime + Add AVFormatContext.start_time_realtime field. + +2010-03-13 - 5bb5c1d - lavfi 1.18.0 - AVFilterPicRef.pos + Add AVFilterPicRef.pos field. + +2010-03-13 - 60c144f - lavu 50.12.0 - error.h + Move error code definitions from libavcodec/avcodec.h to + the new public header libavutil/error.h. + +2010-03-07 - c709483 - lavc 52.56.0 - avfft.h + Add public FFT interface. + +2010-03-06 - ac6ef86 - lavu 50.11.0 - av_stristr() + Add av_stristr(). + +2010-03-03 - 4b83fc0 - lavu 50.10.0 - av_tree_enumerate() + Add av_tree_enumerate(). + +2010-02-07 - b687c1a - lavu 50.9.0 - av_compare_ts() + Add av_compare_ts(). + +2010-02-05 - 3f3dc76 - lsws 0.10.0 - sws_getCoefficients() + Add sws_getCoefficients(). + +2010-02-01 - ca76a11 - lavf 52.50.0 - metadata API + Add a list of generic tag names, change 'author' -> 'artist', + 'year' -> 'date'. + +2010-01-30 - 80a07f6 - lavu 50.8.0 - av_get_pix_fmt() + Add av_get_pix_fmt(). + +2010-01-21 - 01cc47d - lsws 0.9.0 - sws_scale() + Change constness attributes of sws_scale() parameters. + +2010-01-10 - 3fb8e77 - lavfi 1.15.0 - avfilter_graph_config_links() + Add a log_ctx parameter to avfilter_graph_config_links(). + +2010-01-07 - 8e9767f - lsws 0.8.0 - sws_isSupported{In,Out}put() + Add sws_isSupportedInput() and sws_isSupportedOutput() functions. + +2010-01-06 - c1d662f - lavfi 1.14.0 - avfilter_add_colorspace() + Change the avfilter_add_colorspace() signature, make it accept an + (AVFilterFormats **) rather than an (AVFilterFormats *) as before. + +2010-01-03 - 4fd1f18 - lavfi 1.13.0 - avfilter_add_colorspace() + Add avfilter_add_colorspace(). + +2010-01-02 - 8eb631f - lavf 52.46.0 - av_match_ext() + Add av_match_ext(), it should be used in place of match_ext(). + +2010-01-01 - a1f547b - lavf 52.45.0 - av_guess_format() + Add av_guess_format(), it should be used in place of guess_format(). + +2009-12-13 - a181981 - lavf 52.43.0 - metadata API + Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and + AV_METADATA_DONT_STRDUP_VAL. + +2009-12-13 - 277c733 - lavu 50.7.0 - avstring.h API + Add av_d2str(). + +2009-12-13 - 02b398e - lavc 52.42.0 - AVStream + Add avg_frame_rate. + +2009-12-12 - 3ba69a1 - lavu 50.6.0 - av_bmg_next() + Introduce the av_bmg_next() function. + +2009-12-05 - a13a543 - lavfi 1.12.0 - avfilter_draw_slice() + Add a slice_dir parameter to avfilter_draw_slice(). + +2009-11-26 - 4cc3f6a - lavfi 1.11.0 - AVFilter + Remove the next field from AVFilter, this is not anymore required. + +2009-11-25 - 1433c4a - lavfi 1.10.0 - avfilter_next() + Introduce the avfilter_next() function. + +2009-11-25 - 86a60fa - lavfi 1.9.0 - avfilter_register() + Change the signature of avfilter_register() to make it return an + int. This is required since now the registration operation may fail. + +2009-11-25 - 74a0059 - lavu 50.5.0 - pixdesc.h API + Make the pixdesc.h API public. + +2009-10-27 - 243110f - lavfi 1.5.0 - AVFilter.next + Add a next field to AVFilter, this is used for simplifying the + registration and management of the registered filters. + +2009-10-23 - cccd292 - lavfi 1.4.1 - AVFilter.description + Add a description field to AVFilter. + +2009-10-19 - 6b5dc05 - lavfi 1.3.0 - avfilter_make_format_list() + Change the interface of avfilter_make_format_list() from + avfilter_make_format_list(int n, ...) to + avfilter_make_format_list(enum PixelFormat *pix_fmts). + +2009-10-18 - 0eb4ff9 - lavfi 1.0.0 - avfilter_get_video_buffer() + Make avfilter_get_video_buffer() recursive and add the w and h + parameters to it. + +2009-10-07 - 46c40e4 - lavfi 0.5.1 - AVFilterPic + Add w and h fields to AVFilterPic. + +2009-06-22 - 92400be - lavf 52.34.1 - AVFormatContext.packet_size + This is now an unsigned int instead of a signed int. + +2009-06-19 - a4276ba - lavc 52.32.0 - AVSubtitle.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 + not work right without this. + +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 + major version. Use AV_PKT_FLAG_KEY instead. + +2009-06-01 - f988ce6 - lavc 52.30.0 - av_lockmgr_register() + av_lockmgr_register() can be used to register a callback function + that lavc (and in the future, libraries that depend on lavc) can use + to implement mutexes. The application should provide a callback function + that implements the AV_LOCK_* operations described in avcodec.h. + When the lock manager is registered, FFmpeg is guaranteed to behave + correctly in a multi-threaded application. + +2009-04-30 - ce1d9c8 - lavc 52.28.0 - av_free_packet() + av_free_packet() is no longer an inline function. It is now exported. + +2009-04-11 - 80d403f - lavc 52.25.0 - deprecate av_destruct_packet_nofree() + Please use NULL instead. This has been supported since r16506 + (lavf > 52.23.1, lavc > 52.10.0). + +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 + new functions avcodec_decode_video2(), avcodec_decode_audio3() and + avcodec_decode_subtitle2(). These new functions take an AVPacket *pkt + argument instead of a const uint8_t *buf / int buf_size pair. + +2009-04-03 - 7b09db3 - lavu 50.3.0 - av_fifo_space() + Introduce the av_fifo_space() function. + +2009-04-02 - fabd246 - lavc 52.23.0 - AVPacket + Move AVPacket declaration from libavformat/avformat.h to + libavcodec/avcodec.h. + +2009-03-22 - 6e08ca9 - lavu 50.2.0 - RGB32 pixel formats + 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. + Conversely PIX_FMT_RGB32, PIX_FMT_RGB32_1, PIX_FMT_BGR32 and + PIX_FMT_BGR32_1 are now macros. + avcodec_get_pix_fmt() now recognizes the "rgb32" and "bgr32" aliases. + Re-sort the enum PixelFormat list accordingly. + This change breaks API/ABI backward compatibility. + +2009-03-22 - f82674e - lavu 50.1.0 - PIX_FMT_RGB5X5 endian variants + Add the enum PixelFormat values: + PIX_FMT_RGB565BE, PIX_FMT_RGB565LE, PIX_FMT_RGB555BE, PIX_FMT_RGB555LE, + PIX_FMT_BGR565BE, PIX_FMT_BGR565LE, PIX_FMT_BGR555BE, PIX_FMT_BGR555LE. + +2009-03-21 - ee6624e - lavu 50.0.0 - av_random* + The Mersenne Twister PRNG implemented through the av_random* functions + was removed. Use the lagged Fibonacci PRNG through the av_lfg* functions + instead. + +2009-03-08 - 41dd680 - lavu 50.0.0 - AVFifoBuffer + 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 av_fifo_realloc2. + In addition, the order of the function arguments of av_fifo_generic_read + was changed to match av_fifo_generic_write. + The AVFifoBuffer/struct AVFifoBuffer may only be used in an opaque way by + applications, they may not use sizeof() or directly access members. + +2009-03-01 - ec26457 - lavf 52.31.0 - Generic metadata API + 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 + includes the following structure fields: + - AVFormatContext.title + - AVFormatContext.author + - AVFormatContext.copyright + - AVFormatContext.comment + - AVFormatContext.album + - AVFormatContext.year + - AVFormatContext.track + - AVFormatContext.genre + - AVStream.language + - AVStream.filename + - AVProgram.provider_name + - AVProgram.name + - AVChapter.title |