API changes, most recent first:
+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
+ (AVFilterFormats **) rather than an (AVFilterFormats *) as before.
+
+2010-01-03 - r21007 - lavfi 1.13.0 - avfilter_add_colorspace()
+ Add avfilter_add_colorspace().
+
+2010-01-02 - r20998 - lavf 52.46.0 - av_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()
+ 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.
+
2009-12-13 - r20829 - lavu 50.7.0 - avstring.h API
- add av_d2str()
+ Add av_d2str().
2009-12-13 - r20826 - lavc 52.42.0 - AVStream
- add avg_frame_rate
+ Add avg_frame_rate.
2009-12-12 - r20808 - lavu 50.6.0 - av_bmg_next()
Introduce the av_bmg_next() function.
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
av_free_packet() is no longer an inline function. It is now exported.
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.