the last major version increase.
The last version increases were:
libavcodec: ?
+libavcore: 2010-07-21
libavdevice: ?
libavfilter: 2009-10-18
libavformat: ?
API changes, most recent first:
-2010-01-07 - r30236 - lsws 0.8.0 - sws_isSupported{In,Out}put
- Add sws_isSupportedInput and sws_isSupportedOutput() functions.
+2010-09-07 - r25067 - lavcore 0.9.0 - av_image_copy()
+ Add av_image_copy().
+
+2010-09-07 - r25064 - lavcore 0.8.0 - av_image_copy_plane()
+ Add av_image_copy_plane().
+
+2010-09-07 - r25057 - lavcore 0.7.0 - imgutils.h
+ Adopt hierarchical scheme for the imgutils.h function names,
+ deprecate the old names.
+
+2010-09-04 - r25040 - 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 - r24936 - lavc 52.87.0 - avcodec_get_channel_layout()
+ Add avcodec_get_channel_layout() in audioconvert.h.
+
+2010-08-20 - r24851 - lavcore 0.6.0 - 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()
+ Add av_fill_image_max_pixstep() in imgutils.h.
+
+2010-08-17 - r24814 - lavu 50.24.0 - AV_NE()
+ Add the AV_NE macro.
+
+2010-08-17 - r24811 - lavfi 1.36.0 - audio framework
+ Implement AVFilterBufferRefAudioProps struct for audio properties,
+ get_audio_buffer(), filter_samples() functions and related changes.
+
+2010-08-12 - r24787 - lavcore 0.4.0 - av_get_image_linesize()
+ Add av_get_image_linesize() in imgutils.h.
+
+2010-08-11 - r24773 - lavfi 1.34.0 - AVFilterBufferRef
+ Resize data and linesize arrays in AVFilterBufferRef to 8.
+
+ This change breaks libavfilter API/ABI.
+
+2010-08-11 - r24768 - lavc 52.85.0 - av_picture_data_copy()
+ Add av_picture_data_copy in avcodec.h.
+
+2010-08-11 - r24765 - 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 - r24763 - 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 - r24732 - 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 - r24731 - 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 - r24730 - lavfi 1.29.0 - AVFilterBufferRef
+ Rename AVFilterPicRef to AVFilterBufferRef.
+
+2010-08-07 - r24728 - lavfi 1.28.0 - AVFilterBuffer
+ Move format field from AVFilterBuffer to AVFilterPicRef.
+
+2010-08-06 - r24709 - 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 - r24592 - 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 - r24583 - 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 - r24518 - 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 - r24439 - lavu 50.23.0 - mathematics.h
+ Add the M_PHI constant definition.
+
+2010-07-22 - r24424 - 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 - r24393 - lavcore 0.0.0
+ Add libavcore.
+
+2010-07-17 - r24291 - lavfi 1.25.0 - AVFilterBuffer
+ Remove w and h fields from AVFilterBuffer.
+
+2010-07-17 - r24284 - lavfi 1.24.0 - AVFilterBuffer
+ Rename AVFilterPic to AVFilterBuffer.
+
+2010-07-17 - r24278 - lavf 52.74.0 - url_fskip()
+ Make url_fskip() return an int error code instead of void.
+
+2010-07-11 - r24199 - lavc 52.83.0
+ Add AVCodecContext.lpc_type and AVCodecContext.lpc_passes fields.
+ Add AVLPCType enum.
+ Deprecate AVCodecContext.use_lpc.
+
+2010-07-11 - r24185 - lavc 52.82.0 - avsubtitle_free()
+ Add a function for free the contents of a AVSubtitle generated by
+ avcodec_decode_subtitle.
+
+2010-07-11 - r24174 - lavu 50.22.0 - bswap.h and intreadwrite.h
+ Make the bswap.h and intreadwrite.h API public.
+
+2010-07-08 - r24101 - lavu 50.21.0 - pixdesc.h
+ Rename read/write_line() to av_read/write_image_line().
+
+2010-07-07 - r24091 - lavfi 1.21.0 - avfilter_copy_picref_props()
+ Add avfilter_copy_picref_props().
+
+2010-07-03 - r24021 - lavc 52.79.0
+ Add FF_COMPLIANCE_UNOFFICIAL and change all instances of
+ FF_COMPLIANCE_INOFFICIAL to use FF_COMPLIANCE_UNOFFICIAL.
+
+2010-07-02 - r23985 - 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 - r23835 - 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 - r23706 - lavf 52.71.0 - URLProtocol.priv_data_size, priv_data_class
+ Add priv_data_size and priv_data_class to URLProtocol.
+
+2010-06-22 - r23704 - lavf 52.70.0 - url_alloc(), url_connect()
+ Add url_alloc() and url_connect().
+
+2010-06-22 - r23702 - lavf 52.69.0 - av_register_protocol2()
+ Add av_register_protocol2(), deprecating av_register_protocol().
+
+2010-06-09 - r23551 - lavu 50.19.0 - av_compare_mod()
+ Add av_compare_mod() to libavutil/mathematics.h.
+
+2010-06-05 - r23485 - lavu 50.18.0 - eval API
+ Make the eval API public.
+
+2010-06-04 - r23461 - lavu 50.17.0 - AV_BASE64_SIZE
+ Add AV_BASE64_SIZE() macro.
+
+2010-06-02 - r23421 - lavc 52.73.0 - av_get_codec_tag_string()
+ Add av_get_codec_tag_string().
+
+2010-06-01 - r31301 - lsws 0.11.0 - convertPalette API
+ Add sws_convertPalette8ToPacked32() and sws_convertPalette8ToPacked24().
+
+2010-05-26 - r23334 - lavc 52.72.0 - CODEC_CAP_EXPERIMENTAL
+ Add CODEC_CAP_EXPERIMENTAL flag.
+
+2010-05-23 - r23255 - lavu 50.16.0 - av_get_random_seed()
+ Add av_get_random_seed().
+
+2010-05-18 - r23161 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT
+ Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags.
+
+2010-05-09 - r23066 - lavfi 1.20.0 - AVFilterPicRef
+ Add interlaced and top_field_first fields to AVFilterPicRef.
+
+2010-05-01 - r23002 - 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 - r22806 - lavf 52.61.0 - metadata API
+ Add a flag for av_metadata_set2() to disable overwriting of
+ existing tags.
+
+2010-04-01 - r22753 - lavc 52.66.0
+ Add avcodec_get_edge_width().
+
+2010-03-31 - r22750 - lavc 52.65.0
+ Add avcodec_copy_context().
+
+2010-03-31 - r22748 - lavf 52.60.0 - av_match_ext()
+ Make av_match_ext() public.
+
+2010-03-31 - r22736 - lavu 50.14.0 - AVMediaType
+ Move AVMediaType enum from libavcodec to libavutil.
+
+2010-03-31 - r22735 - 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 - r22684 - lavu 50.13.0 - av_strerror()
+ Implement av_strerror().
+
+2010-03-23 - r22649 - lavc 52.60.0 - av_dct_init()
+ Support DCT-I and DST-I.
+
+2010-03-15 - r22540 - lavf 52.56.0 - AVFormatContext.start_time_realtime
+ Add AVFormatContext.start_time_realtime field.
+
+2010-03-13 - r22506 - lavfi 1.18.0 - AVFilterPicRef.pos
+ Add AVFilterPicRef.pos field.
+
+2010-03-13 - r22501 - 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 - r22291 - lavc 52.56.0 - avfft.h
+ Add public FFT interface.
+
+2010-03-06 - r22251 - lavu 50.11.0 - av_stristr()
+ Add av_stristr().
+
+2010-03-03 - r22174 - lavu 50.10.0 - av_tree_enumerate()
+ Add av_tree_enumerate().
+
+2010-02-07 - r21673 - lavu 50.9.0 - av_compare_ts()
+ Add av_compare_ts().
+
+2010-02-05 - r30513 - lsws 0.10.0 - sws_getCoefficients()
+ Add sws_getCoefficients().
+
+2010-02-01 - r21587 - lavf 52.50.0 - metadata API
+ Add a list of generic tag names, change 'author' -> 'artist',
+ 'year' -> 'date'.
+
+2010-01-30 - r21545 - lavu 50.8.0 - av_get_pix_fmt()
+ Add av_get_pix_fmt().
+
+2010-01-21 - r30381 - lsws 0.9.0 - sws_scale()
+ Change constness attributes of sws_scale() parameters.
+
+2010-01-10 - r21121 - lavfi 1.15.0 - 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()
+ Add sws_isSupportedInput() and sws_isSupportedOutput() functions.
2010-01-06 - r21035 - lavfi 1.14.0 - avfilter_add_colorspace()
Change the avfilter_add_colorspace() signature, make it accept an
Add av_guess_format(), it should be used in place of guess_format().
2009-12-13 - r20834 - lavf 52.43.0 - metadata API
- Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and AV_METADATA_DONT_STRDUP_VAL.
+ Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and
+ AV_METADATA_DONT_STRDUP_VAL.
2009-12-13 - r20829 - lavu 50.7.0 - avstring.h API
Add av_d2str().
parameters to it.
2009-10-07 - r20189 - lavfi 0.5.1 - AVFilterPic
- Added w and h fields to AVFilterPic.
+ Add w and h fields to AVFilterPic.
2009-06-22 - r19250 - lavf 52.34.1 - AVFormatContext.packet_size
This is now an unsigned int instead of a signed int.
2009-06-19 - r19222 - lavc 52.32.0 - AVSubtitle.pts
- Added a pts field to AVSubtitle which gives the subtitle's packet
- PTS in AV_TIME_BASE. Some subtitle de-/encoders (e.g. XSUB) will
+ 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 - r19078 - lavc 52.30.2 - AV_PKT_FLAG_KEY
- PKT_FLAG_KEY has been deprecated and will be dropped for the next
+ PKT_FLAG_KEY has been deprecated and will be dropped at the next
major version. Use AV_PKT_FLAG_KEY instead.
2009-06-01 - r19025 - 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
- the implements the AV_LOCK_* operations described in avcodec.h.
- When the lock manager is registered FFmpeg is guaranteed to behave
- correct also in a multi-threaded application.
+ 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 - r18719 - lavc 52.28.0 - av_free_packet
+2009-04-30 - r18719 - lavc 52.28.0 - av_free_packet()
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 - r18431 - 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).
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 - r18321 - lavu 50.3.0 - av_fifo_space
+2009-04-03 - r18321 - lavu 50.3.0 - av_fifo_space()
Introduce the av_fifo_space() function.
2009-04-02 - r18317 - lavc 52.23.0 - AVPacket
libavcodec/avcodec.h.
2009-03-22 - r18163 - lavu 50.2.0 - RGB32 pixel formats
- Make the pixel formats: PIX_FMT_ARGB, PIX_FMT_RGBA, PIX_FMT_ABGR,
- PIX_FMT_BGRA, which were defined as macros, defined as enum
- PixelFormat values, and viceversa make PIX_FMT_RGB32,
- PIX_FMT_RGB32_1, PIX_FMT_BGR32, PIX_FMT_BGR32_1 defined as macros.
- Also make avcodec_get_pix_fmt() recognize the "rgb32" and "bgr32"
- aliases.
+ 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.
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
- were changed to match av_fifo_generic_write.
+ 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.