set wrong_dts for iMovie created files which has huge ctts delay, fix ffmpeg_sample.m4v
[libav.git] / doc / APIchanges
CommitLineData
06d19718
RD
1Never assume the API of libav* to be stable unless at least 1 week has passed since
2the last major version increase.
3The last version increases were:
4libavcodec: ?
5libavdevice: ?
6libavfilter: ?
7libavformat: ?
8libpostproc: ?
9libswscale: ?
10libavutil: 2009-03-08
11
12
13API changes, most recent first:
14
22d4f236
RD
1520090308 - r17869 - lavu 50.0.0 - AVFifoBuffer
16 av_fifo_init, av_fifo_read, av_fifo_write and av_fifo_realloc were dropped and replaced
17 by av_fifo_alloc, av_fifo_generic_read, av_fifo_generic_write and av_fifo_realloc2.
3898eed8
RD
18 In addition, the order of the function arguments of av_fifo_generic_read were changed
19 to match av_fifo_generic_write.
22d4f236
RD
20 The AVFifoBuffer/struct AVFifoBuffer may only be used in an opaque way by applications,
21 they may not use sizeof() or directly access members.
22
38ce707e 2320090301 - r17682 - lavf 52.31.0 - Generic metadata API
9549cdcb 24 This version introduces a new metadata API (see av_metadata_get() and friends).
38ce707e 25 The old API is now deprecated and shouldn't be used anymore. This especially
429d6b21 26 includes the following structure fields:
38ce707e
AJ
27 - AVFormatContext.title
28 - AVFormatContext.author
29 - AVFormatContext.copyright
30 - AVFormatContext.comment
31 - AVFormatContext.album
32 - AVFormatContext.year
33 - AVFormatContext.track
34 - AVFormatContext.genre
35 - AVStream.language
36 - AVStream.filename
37 - AVProgram.provider_name
38 - AVProgram.name
39 - AVChapter.title