lavf: add an AVStream field for exporting stream-global side data
[libav.git] / doc / APIchanges
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1Never assume the API of libav* to be stable unless at least 1 month has passed
2since the last major version increase.
3
06d19718 4The last version increases were:
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5libavcodec: 2013-03-xx
6libavdevice: 2013-03-xx
6d3ea195 7libavfilter: 2013-12-xx
d8b31be6 8libavformat: 2013-03-xx
9cac8a51 9libavresample: 2012-10-05
c8af852b 10libswscale: 2011-06-20
3bc2e89c 11libavutil: 2013-12-xx
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12
13
14API changes, most recent first:
ab79ee12 15
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162014-02-xx - xxxxxxx - lavf 55.13.0 - avformat.h
17 Add AVStream.side_data and AVStream.nb_side_data for exporting stream-global
18 side data (e.g. replaygain tags, video rotation)
19
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202014-02-xx - xxxxxxx - lavc 55.35.0 - avcodec.h
21 Give the name AVPacketSideData to the previously anonymous struct used for
22 AVPacket.side_data.
23
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242014-xx-xx - xxxxxxx - lavu 53.06.0 - pixfmt.h
25 Add RGBA64 pixel format and variants.
26
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272014-xx-xx - xxxxxxx - lavu 53.05.0 - frame.h
28 Add av_frame_copy() for copying the frame data.
29
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302014-02-xx - xxxxxxx - lavr 1.2.0 - avresample.h
31 Add avresample_is_open() for checking whether a resample context is open.
32
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332014-xx-xx - xxxxxxx - lavu 53.04.0 - opt.h
34 Add AV_OPT_FLAG_EXPORT and AV_OPT_FLAG_READONLY to mark options meant (only)
35 for reading.
36
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372014-xx-xx - xxxxxxx - lavu 53.03.01 - opt.h
38 Deprecate unused AV_OPT_FLAG_METADATA.
39
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402014-02-xx - xxxxxxx - lavu 53.3.0 - frame.h
41 Add AV_FRAME_DATA_DOWNMIX_INFO value to the AVFrameSideDataType enum and
42 downmix_info.h API, which identify downmix-related metadata.
43
d711d839 442014-02-04 - d9ae103 - lavf 55.11.0 - avformat.h
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45 Add AVFormatContext.max_interleave_delta for controlling amount of buffering
46 when interleaving.
47
d711d839 482014-01-20 - 93c553c - lavc 55.32.1 - avcodec.h
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49 Edges are not required anymore on video buffers allocated by get_buffer2()
50 (i.e. as if the CODEC_FLAG_EMU_EDGE flag was always on). Deprecate
51 CODEC_FLAG_EMU_EDGE and avcodec_get_edge_width().
52
d711d839 532014-01-05 - 5b4797a - lavu 53.2.0 - frame.h
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54 Add AV_FRAME_DATA_MATRIXENCODING value to the AVFrameSideDataType enum, which
55 identifies AVMatrixEncoding data.
56
d711d839 572014-01-05 - 5c437fb - lavu 53.1.0 - channel_layout.h
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58 Add values for various Dolby flags to the AVMatrixEncoding enum.
59
d711d839 602013-12-20 - 2a41826 - lavc 55.30.0 - avcodec.h
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61 Add HEVC profiles
62
d711d839 632013-12-11 - b9fb59d,9431356,d7b3ee9 - lavc 55.28.1 - avcodec.h
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64 av_frame_alloc(), av_frame_unref() and av_frame_free() now can and should be
65 used instead of avcodec_alloc_frame(), avcodec_get_frame_defaults() and
66 avcodec_free_frame() respectively. The latter three functions are deprecated.
67
d711d839 682013-12-09 - 7e244c6- - lavu 52.20.0 - frame.h
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69 Add AV_FRAME_DATA_STEREO3D value to the AVFrameSideDataType enum and
70 stereo3d.h API, that identify codec-independent stereo3d information.
71
d711d839 722013-11-26 - 1eaac1d- - lavu 52.19.0 - frame.h
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73 Add AV_FRAME_DATA_A53_CC value to the AVFrameSideDataType enum, which
74 identifies ATSC A53 Part 4 Closed Captions data.
75
d711d839 762013-11-14 - cce3e0a - lavu 52.18.0 - mem.h
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77 Move av_fast_malloc() and av_fast_realloc() for libavcodec to libavutil.
78
d711d839 792013-11-14 - 8941971 - lavc 55.27.0 - avcodec.h
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80 Deprecate AVCodecContext.error_rate, it is replaced by the 'error_rate'
81 private option of the mpegvideo encoder family.
82
d711d839 832013-11-14 - 728c465 - lavc 55.26.0 - vdpau.h
ca22d1de 84 Add av_vdpau_get_profile().
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85 Add av_vdpau_alloc_context(). This function must from now on be
86 used for allocating AVVDPAUContext.
ca22d1de 87
d711d839 882013-11-04 - cd8f772 - lavc 55.25.0 - avcodec.h
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89 Add ITU-R BT.2020 and other not yet included values to color primaries,
90 transfer characteristics and colorspaces.
91
48d1ed9c 922013-10-31 - 28096e0 - lavu 52.17.0 - frame.h
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93 Add AVFrame.flags and AV_FRAME_FLAG_CORRUPT.
94
d711d839 952013-09-28 - 0767bfd - lavfi 3.11.0 - avfilter.h
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96 Add AVFilterGraph.execute and AVFilterGraph.opaque for custom slice threading
97 implementations.
98
d711d839 992013-09-21 - e208e6d - lavu 52.16.0 - pixfmt.h
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100 Add interleaved 4:2:2 8/10-bit formats AV_PIX_FMT_NV16 and
101 AV_PIX_FMT_NV20.
102
c38854c3 1032013-09-16 - 3feb3d6 - lavu 52.15.0 - mem.h
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104 Add av_reallocp.
105
c38854c3 1062013-08-10 - 5a9a9d4 - lavc 55.16.0 - avcodec.h
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107 Extend AVPacket API with av_packet_unref, av_packet_ref,
108 av_packet_move_ref, av_packet_copy_props, av_packet_free_side_data.
109
c38854c3 1102013-08-05 - f824535 - lavc 55.13.0 - avcodec.h
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111 Deprecate the bitstream-related members from struct AVVDPAUContext.
112 The bistream buffers no longer need to be explicitly freed.
113
c38854c3 1142013-08-05 - 549294f - lavc 55.12.0 - avcodec.h
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115 Deprecate the CODEC_CAP_HWACCEL_VDPAU codec capability. Use CODEC_CAP_HWACCEL
116 and select the AV_PIX_FMT_VDPAU format with get_format() instead.
117
c38854c3 1182013-08-05 - a0ad5d0 - lavu 52.14.0 - pixfmt.h
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119 Deprecate AV_PIX_FMT_VDPAU_*. Use AV_PIX_FMT_VDPAU instead.
120
c38854c3 1212013-08-02 - a8b1927 - lavc 55.11.0 - avcodec.h
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122 Add output_picture_number to AVCodecParserContext.
123
c38854c3 1242013-06-24 - 95d5246 - lavc 55.10.0 - avcodec.h
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125 Add MPEG-2 AAC profiles
126
c38854c3 1272013-06-04 - fc962d4 - lavu 52.13.0 - mem.h
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128 Add av_realloc_array and av_reallocp_array
129
c38854c3 1302013-05-24 - 129bb23 - lavfi 3.10.0 - avfilter.h
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131 Add support for slice multithreading to lavfi. Filters supporting threading
132 are marked with AVFILTER_FLAG_SLICE_THREADS.
133 New fields AVFilterContext.thread_type, AVFilterGraph.thread_type and
134 AVFilterGraph.nb_threads (accessible directly or through AVOptions) may be
135 used to configure multithreading.
136
c38854c3 1372013-05-24 - 2a6eaea - lavu 52.12.0 - cpu.h
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138 Add av_cpu_count() function for getting the number of logical CPUs.
139
c38854c3 1402013-05-24 - b493847 - lavc 55.7.0 - avcodec.h
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141 Add picture_structure to AVCodecParserContext.
142
c38854c3 1432013-05-15 - e6c4ac7 - lavu 52.11.0 - pixdesc.h
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144 Replace PIX_FMT_* flags with AV_PIX_FMT_FLAG_*.
145
c38854c3 1462013-04-03 - 507b1e4 - lavc 55.4.0 - avcodec.h
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147 Add field_order to AVCodecParserContext.
148
c38854c3 1492013-04-19 - 5e83d9a - lavc 55.2.0 - avcodec.h
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150 Add CODEC_FLAG_UNALIGNED to allow decoders to produce unaligned output.
151
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1522013-04-11 - lavfi 3.8.0
153 38f0c07 - Move all content from avfiltergraph.h to avfilter.h. Deprecate
154 avfilterhraph.h, user applications should include just avfilter.h
155 bc1a985 - Add avfilter_graph_alloc_filter(), deprecate avfilter_open() and
156 avfilter_graph_add_filter().
157 1113672 - Add AVFilterContext.graph pointing to the AVFilterGraph that contains the
158 filter.
159 48a5ada - Add avfilter_init_str(), deprecate avfilter_init_filter().
160 1ba95a9 - Add avfilter_init_dict().
161 7cdd737 - Add AVFilter.flags field and AVFILTER_FLAG_DYNAMIC_{INPUTS,OUTPUTS} flags.
162 7e8fe4b - Add avfilter_pad_count() for counting filter inputs/outputs.
163 fa2a34c - Add avfilter_next(), deprecate av_filter_next().
164 Deprecate avfilter_uninit().
165
1662013-04-09 - lavfi 3.7.0 - avfilter.h
167 b439c99 - Add AVFilter.priv_class for exporting filter options through the
168 AVOptions API in the similar way private options work in lavc and lavf.
169 8114c10 - Add avfilter_get_class().
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170 Switch all filters to use AVOptions.
171
35386fbf 1722013-03-19 - 2c328a9 - lavu 52.9.0 - pixdesc.h
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173 Add av_pix_fmt_count_planes() function for counting planes in a pixel format.
174
35386fbf 1752013-03-16 - 42c7c61 - lavfi 3.6.0
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176 Add AVFilterGraph.nb_filters, deprecate AVFilterGraph.filter_count.
177
35386fbf 1782013-03-08 - Reference counted buffers - lavu 52.8.0, lavc 55.0.0, lavf 55.0.0,
d8b31be6 179lavd 54.0.0, lavfi 3.5.0
35386fbf 180 8e401db, 1cec062 - add a new API for reference counted buffers and buffer
d8b31be6 181 pools (new header libavutil/buffer.h).
35386fbf 182 1afddbe - add AVPacket.buf to allow reference counting for the AVPacket data.
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183 Add av_packet_from_data() function for constructing packets from
184 av_malloc()ed data.
35386fbf 185 7ecc2d4 - move AVFrame from lavc to lavu (new header libavutil/frame.h), add
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186 AVFrame.buf/extended_buf to allow reference counting for the AVFrame
187 data. Add new API for working with reference-counted AVFrames.
35386fbf 188 759001c - add the refcounted_frames field to AVCodecContext to make audio and
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189 video decoders return reference-counted frames. Add get_buffer2()
190 callback to AVCodecContext which allocates reference-counted frames.
191 Add avcodec_default_get_buffer2() as the default get_buffer2()
192 implementation.
193 Deprecate AVCodecContext.get_buffer() / release_buffer() /
194 reget_buffer(), avcodec_default_get_buffer(),
195 avcodec_default_reget_buffer(), avcodec_default_release_buffer().
196 Remove avcodec_default_free_buffers(), which should not have ever
197 been called from outside of lavc.
198 Deprecate the following AVFrame fields:
199 * base -- is now stored in AVBufferRef
200 * reference, type, buffer_hints -- are unnecessary in the new API
201 * hwaccel_picture_private, owner, thread_opaque -- should not
202 have been acessed from outside of lavc
203 * qscale_table, qstride, qscale_type, mbskip_table, motion_val,
204 mb_type, dct_coeff, ref_index -- mpegvideo-specific tables,
205 which are not exported anymore.
35386fbf 206 7e35037 - switch libavfilter to use AVFrame instead of AVFilterBufferRef. Add
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207 av_buffersrc_add_frame(), deprecate av_buffersrc_buffer().
208 Add av_buffersink_get_frame() and av_buffersink_get_samples(),
209 deprecate av_buffersink_read() and av_buffersink_read_samples().
210 Deprecate AVFilterBufferRef and all functions for working with it.
211
35386fbf 2122013-03-17 - 12c5c1d - lavu 52.8.0 - avstring.h
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213 Add av_isdigit, av_isgraph, av_isspace, av_isxdigit.
214
35386fbf 2152013-02-23 - 9f12235 - lavfi 3.4.0 - avfiltergraph.h
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216 Add resample_lavr_opts to AVFilterGraph for setting libavresample options
217 for auto-inserted resample filters.
218
35386fbf 2192013-01-25 - 38c1466 - lavu 52.7.0 - dict.h
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220 Add av_dict_parse_string() to set multiple key/value pairs at once from a
221 string.
222
35386fbf 2232013-01-25 - b85a5e8 - lavu 52.6.0 - avstring.h
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224 Add av_strnstr()
225
35386fbf 2262013-01-15 - 8ee288d - lavu 52.5.0 - hmac.h
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227 Add AVHMAC.
228
35386fbf 2292013-01-13 - 44e065d - lavc 54.36.0 - vdpau.h
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230 Add AVVDPAUContext struct for VDPAU hardware-accelerated decoding.
231
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2322013-01-12 - 169fb94 - lavu 52.4.0 - pixdesc.h
233 Add AV_PIX_FMT_VDPAU flag.
234
142c3909 2352013-01-07 - 074a00d - lavr 1.1.0
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236 Add avresample_set_channel_mapping() for input channel reordering,
237 duplication, and silencing.
238
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239------------------------------8<-------------------------------------
240 9 branch was cut here
241----------------------------->8--------------------------------------
242
f89466ad 2432012-12-29 - d8fd06c - lavu 52.3.0 - avstring.h
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244 Add av_basename() and av_dirname().
245
142c3909 2462012-11-11 - 5980f5d - lavu 52.2.0 - audioconvert.h
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247 Rename audioconvert.h to channel_layout.h. audioconvert.h is now deprecated.
248
142c3909 2492012-11-05 - dfde8a3 - lavu 52.1.0 - intmath.h
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250 Add av_ctz() for trailing zero bit count
251
142c3909 2522012-10-21 - a893655 - lavu 51.45.0 - error.h
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253 Add AVERROR_EXPERIMENTAL
254
142c3909 2552012-10-12 - d2fcb35 - lavu 51.44.0 - pixdesc.h
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256 Add functions for accessing pixel format descriptors.
257 Accessing the av_pix_fmt_descriptors array directly is now
258 deprecated.
259
142c3909 2602012-10-11 - 9a92aea - lavu 51.43.0 - aes.h, md5.h, sha.h, tree.h
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261 Add functions for allocating the opaque contexts for the algorithms,
262 deprecate the context size variables.
263
142c3909 2642012-10-10 - b522000 - lavf 54.18.0 - avio.h
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265 Add avio_closep to complement avio_close.
266
142c3909 2672012-10-08 - 78071a1 - lavu 51.42.0 - pixfmt.h
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268 Rename PixelFormat to AVPixelFormat and all PIX_FMT_* to AV_PIX_FMT_*.
269 To provide backwards compatibility, PixelFormat is now #defined as
270 AVPixelFormat.
271 Note that this can break user code that includes pixfmt.h and uses the
272 'PixelFormat' identifier. Such code should either #undef PixelFormat
273 or stop using the PixelFormat name.
274
2f49e3da 2752012-10-05 - e7ba5b1 - lavr 1.0.0 - avresample.h
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276 Data planes parameters to avresample_convert() and
277 avresample_read() are now uint8_t** instead of void**.
278 Libavresample is now stable.
279
2f49e3da 2802012-09-24 - a42aada - lavc 54.28.0 - avcodec.h
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281 Add avcodec_free_frame(). This function must now
282 be used for freeing an AVFrame.
283
2f49e3da 2842012-09-12 - 8919fee - lavu 51.41.0 - audioconvert.h
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285 Added AV_CH_LOW_FREQUENCY_2 channel mask value.
286
2f49e3da 2872012-09-04 - 686a329 - lavu 51.40.0 - opt.h
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288 Reordered the fields in default_val in AVOption, changed which
289 default_val field is used for which AVOptionType.
290
2f49e3da 2912012-08-30 - a231832 - lavc 54.26.1 - avcodec.h
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292 Add codec descriptor properties AV_CODEC_PROP_LOSSY and
293 AV_CODEC_PROP_LOSSLESS.
294
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2952012-08-18 - lavc 54.26 - avcodec.h
296 Add codec descriptors for accessing codec properties without having
297 to refer to a specific decoder or encoder.
298
299 c223d79 - Add an AVCodecDescriptor struct and functions
300 avcodec_descriptor_get() and avcodec_descriptor_next().
301 51efed1 - Add AVCodecDescriptor.props and AV_CODEC_PROP_INTRA_ONLY.
302 91e59fe - Add avcodec_descriptor_get_by_name().
303
304
3052012-08-08 - 1d9c2dc - lavu 51.39 - avutil.h
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306 Don't implicitly include libavutil/common.h in avutil.h
307
7b44061f 3082012-08-08 - 987170c - lavu 51.38 - dict.h
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309 Add av_dict_count().
310
7b44061f 3112012-08-07 - 104e10f - lavc 54.25 - avcodec.h
104e10fb 312 Rename CodecID to AVCodecID and all CODEC_ID_* to AV_CODEC_ID_*.
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313 To provide backwards compatibility, CodecID is now #defined as AVCodecID.
314 Note that this can break user code that includes avcodec.h and uses the
315 'CodecID' identifier. Such code should either #undef CodecID or stop using the
316 CodecID name.
104e10fb 317
7b44061f 3182012-08-03 - 239fdf1 - lavu 51.37.1 - cpu.h
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319 lsws 2.1.1 - swscale.h
320 Rename AV_CPU_FLAG_MMX2 ---> AV_CPU_FLAG_MMXEXT.
321 Rename SWS_CPU_CAPS_MMX2 ---> SWS_CPU_CAPS_MMXEXT.
322
7b44061f 3232012-07-29 - 681ed00 - lavf 54.13.0 - avformat.h
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324 Add AVFMT_FLAG_NOBUFFER for low latency use cases.
325
7b44061f 3262012-07-20 - b70d89a - lavfi 3.0.0 - avfilter.h
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327 Add avfilter_unref_bufferp().
328
45ff9e5b 3292012-07-10 - 5fade8a - lavu 51.37.0
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330 Add av_malloc_array() and av_mallocz_array()
331
45ff9e5b 3322012-06-22 - d3d3a32 - lavu 51.34.0
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333 Add av_usleep()
334
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3352012-06-20 - ae0a301 - lavu 51.33.0
336 Move av_gettime() to libavutil, add libavutil/time.h
337
45ff9e5b 3382012-06-09 - 3971be0 - lavr 0.0.3
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339 Add a parameter to avresample_build_matrix() for Dolby/DPLII downmixing.
340
45ff9e5b 3412012-06-12 - 9baeff9 - lavfi 2.23.0 - avfilter.h
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342 Add AVFilterContext.nb_inputs/outputs. Deprecate
343 AVFilterContext.input/output_count.
344
45ff9e5b 3452012-06-12 - 84b9fbe - lavfi 2.22.0 - avfilter.h
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346 Add avfilter_pad_get_type() and avfilter_pad_get_name(). Those
347 should now be used instead of accessing AVFilterPad members
348 directly.
349
45ff9e5b 3502012-06-12 - b0f0dfc - lavu 51.32.0 - audioconvert.h
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351 Add av_get_channel_layout_channel_index(), av_get_channel_name()
352 and av_channel_layout_extract_channel().
353
45ff9e5b 3542012-05-25 - 154486f - lavu 51.31.0 - opt.h
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355 Add av_opt_set_bin()
356
45ff9e5b 3572012-05-26 - e9cef89 - lavf 54.3.0
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358 Add AVFMT_TS_NONSTRICT format flag to indicate that a muxer supports
359 non-increasing monotone timestamps.
360
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3612012-05-15 - lavfi 2.17.0
362 Add support for audio filters
363 ac71230/a2cd9be - add video/audio buffer sink in a new installed
364 header buffersink.h
365 720c6b7 - add av_buffersrc_write_frame(), deprecate
366 av_vsrc_buffer_add_frame()
367 ab16504 - add avfilter_copy_buf_props()
368 9453c9e - add extended_data to AVFilterBuffer
369 1b8c927 - add avfilter_get_audio_buffer_ref_from_arrays()
370
3712012-05-09 - lavu 51.30.0 - samplefmt.h
372 142e740 - add av_samples_copy()
373 6d7f617 - add av_samples_set_silence()
374
3752012-05-09 - a5117a2 - lavc 54.13.1
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376 For audio formats with fixed frame size, the last frame
377 no longer needs to be padded with silence, libavcodec
378 will handle this internally (effectively all encoders
379 behave as if they had CODEC_CAP_SMALL_LAST_FRAME set).
380
d89eca50 3812012-05-07 - 828bd08 - lavc 54.13.0 - avcodec.h
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382 Add sample_rate and channel_layout fields to AVFrame.
383
d89eca50 3842012-05-01 - 4010d72 - lavr 0.0.1
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385 Change AV_MIX_COEFF_TYPE_Q6 to AV_MIX_COEFF_TYPE_Q8.
386
f7ff0999 3872012-04-25 - 3527a73 - lavu 51.29.0 - cpu.h
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388 Add av_parse_cpu_flags()
389
f7ff0999 3902012-04-24 - c8af852 - lavr 0.0.0
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391 Add libavresample audio conversion library
392
f7ff0999 3932012-04-20 - 0c0d1bc - lavu 51.28.0 - audio_fifo.h
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394 Add audio FIFO functions:
395 av_audio_fifo_free()
396 av_audio_fifo_alloc()
397 av_audio_fifo_realloc()
398 av_audio_fifo_write()
399 av_audio_fifo_read()
400 av_audio_fifo_drain()
401 av_audio_fifo_reset()
402 av_audio_fifo_size()
403 av_audio_fifo_space()
404
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4052012-04-14 - lavfi 2.16.0 - avfiltergraph.h
406 d7bcc71 Add avfilter_graph_parse2().
407 91d3cbe Add avfilter_inout_alloc() and avfilter_inout_free().
91d3cbe0 408
f7ff0999 4092012-04-08 - 4d693b0 - lavu 51.27.0 - samplefmt.h
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410 Add av_get_packed_sample_fmt() and av_get_planar_sample_fmt()
411
f7ff0999 4122012-04-05 - 5cc51a5 - lavu 51.26.0 - audioconvert.h
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413 Add av_get_default_channel_layout()
414
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4152012-03-20 - 3c90cc2 - lavfo 54.2.0
416 Deprecate av_read_packet(), use av_read_frame() with
417 AVFMT_FLAG_NOPARSE | AVFMT_FLAG_NOFILLIN in AVFormatContext.flags
418
5d20e7b7 4192012-03-06 - 4d851f8 - lavu 51.25.0 - cpu.h
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420 Add av_set_cpu_flags_mask().
421
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4222012-03-05 - lavc 54.8.0
423 6699d07 Add av_get_exact_bits_per_sample()
424 9524cf7 Add av_get_audio_frame_duration()
9524cf79 425
5d20e7b7 4262012-03-04 - 44fe77b - lavc 54.7.0 - avcodec.h
44fe77b3
AK
427 Add av_codec_is_encoder/decoder().
428
5d20e7b7 4292012-03-01 - 442c132 - lavc 54.3.0 - avcodec.h
442c1320
MS
430 Add av_packet_shrink_side_data.
431
5d20e7b7 4322012-02-29 - dd2a4bc - lavf 54.2.0 - avformat.h
32253747
AK
433 Add AVStream.attached_pic and AV_DISPOSITION_ATTACHED_PIC,
434 used for dealing with attached pictures/cover art.
435
f5f5b154 4362012-02-25 - c9bca80 - lavu 51.24.0 - error.h
c9bca801 437 Add AVERROR_UNKNOWN
75bdd55e 438 NOTE: this was backported to 0.8
c9bca801 439
f5f5b154 4402012-02-20 - e9cda85 - lavc 54.2.0
e9cda853
JR
441 Add duration field to AVCodecParserContext
442
f5f5b154 4432012-02-20 - 0b42a93 - lavu 51.23.1 - mathematics.h
0b42a938
JR
444 Add av_rescale_q_rnd()
445
f5f5b154 4462012-02-08 - 38d5533 - lavu 51.22.1 - pixdesc.h
38d55332
AK
447 Add PIX_FMT_PSEUDOPAL flag.
448
f5f5b154 4492012-02-08 - 52f82a1 - lavc 54.01.0
52f82a11
AK
450 Add avcodec_encode_video2() and deprecate avcodec_encode_video().
451
fcc518a0 4522012-02-01 - 316fc74 - lavc 54.01.0
316fc744
JG
453 Add av_fast_padded_malloc() as alternative for av_realloc() when aligned
454 memory is required. The buffer will always have FF_INPUT_BUFFER_PADDING_SIZE
455 zero-padded bytes at the end.
456
fcc518a0 4572012-01-31 - dd6d3b0 - lavf 54.01.0
dd6d3b0e 458 Add avformat_get_riff_video_tags() and avformat_get_riff_audio_tags().
75bdd55e 459 NOTE: this was backported to 0.8
dd6d3b0e 460
fcc518a0 4612012-01-31 - af08d9a - lavc 54.01.0
af08d9ae 462 Add avcodec_is_open() function.
75bdd55e 463 NOTE: this was backported to 0.8
af08d9ae 464
fcc518a0 4652012-01-30 - 8b93312 - lavu 51.22.0 - intfloat.h
8b933129
PM
466 Add a new installed header libavutil/intfloat.h with int/float punning
467 functions.
75bdd55e 468 NOTE: this was backported to 0.8
8b933129 469
6cb28829
MS
4702012-01-25 - lavf 53.22.0
471 f1caf01 Allow doing av_write_frame(ctx, NULL) for flushing possible
472 buffered data within a muxer. Added AVFMT_ALLOW_FLUSH for
473 muxers supporting it (av_write_frame makes sure it is called
474 only for muxers with this flag).
475
75bdd55e
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476------------------------------8<-------------------------------------
477 0.8 branch was cut here
478----------------------------->8--------------------------------------
479
7512bb74 4802012-01-15 - lavc 53.34.0
a6ccae3f 481 New audio encoding API:
7512bb74 482 b2c75b6 Add CODEC_CAP_VARIABLE_FRAME_SIZE capability for use by audio
a6ccae3f 483 encoders.
7512bb74
AK
484 5ee5fa0 Add avcodec_fill_audio_frame() as a convenience function.
485 b2c75b6 Add avcodec_encode_audio2() and deprecate avcodec_encode_audio().
a6ccae3f
JR
486 Add AVCodec.encode2().
487
7512bb74 4882012-01-12 - 3167dc9 - lavfi 2.15.0
3167dc95
AK
489 Add a new installed header -- libavfilter/version.h -- with version macros.
490
c04a954d
JG
4912011-01-03 - b73ec05 - lavu 51.21.0
492 Add av_popcount64
493
06e8d38f
AK
4942011-12-25 - lavfi 2.14.0
495 e1d9dbf Add a new installed header - buffersrc.h
496 It contains a new function av_buffersrc_buffer() that allows passing
497 frames to the 'buffer' filter, but unlike av_vsrc_buffer_add_frame()
498 it allows for direct rendering.
499 1c9e340 Add avfilter_copy_frame_props() for copying properties from
500 AVFrame to AVFilterBufferRef.
501
5022011-12-25 - lavc 53.31.0
503 Add the following new fields to AVFrame:
504 b58dbb5 sample_aspect_ratio
505 3a2ddf7 width, height
506 8a4a5f6 format
507
2a216ca2 5082011-12-18 - 8400b12 - lavc 53.28.1
8400b126
MR
509 Deprecate AVFrame.age. The field is unused.
510
c04a954d
JG
5112011-12-12 - 5266045 - lavf 53.17.0
512 Add avformat_close_input().
52660454
AK
513 Deprecate av_close_input_file() and av_close_input_stream().
514
c04a954d 5152011-12-02 - 0eea212 - lavc 53.25.0
0eea2129
JR
516 Add nb_samples and extended_data fields to AVFrame.
517 Deprecate AVCODEC_MAX_AUDIO_FRAME_SIZE.
518 Deprecate avcodec_decode_audio3() in favor of avcodec_decode_audio4().
519 avcodec_decode_audio4() writes output samples to an AVFrame, which allows
520 audio decoders to use get_buffer().
521
c04a954d 5222011-12-04 - 560f773 - lavc 53.24.0
560f773c
JR
523 Change AVFrame.data[4]/base[4]/linesize[4]/error[4] to [8] at next major bump.
524 Change AVPicture.data[4]/linesize[4] to [8] at next major bump.
525 Change AVCodecContext.error[4] to [8] at next major bump.
526 Add AV_NUM_DATA_POINTERS to simplify the bump transition.
527
b94a3b28 5282011-11-23 - bbb46f3 - lavu 51.18.0
bbb46f3e
JR
529 Add av_samples_get_buffer_size(), av_samples_fill_arrays(), and
530 av_samples_alloc(), to samplefmt.h.
531
b94a3b28 5322011-11-23 - 8889cc4 - lavu 51.17.0
8889cc4f
JR
533 Add planar sample formats and av_sample_fmt_is_planar() to samplefmt.h.
534
b94a3b28 5352011-11-19 - f3a29b7 - lavc 53.21.0
f3a29b75
JR
536 Move some AVCodecContext fields to a new private struct, AVCodecInternal,
537 which is accessed from a new field, AVCodecContext.internal.
538 - fields moved:
539 AVCodecContext.internal_buffer --> AVCodecInternal.buffer
540 AVCodecContext.internal_buffer_count --> AVCodecInternal.buffer_count
541 AVCodecContext.is_copy --> AVCodecInternal.is_copy
542
b94a3b28
MR
5432011-11-16 - 6270671 - lavu 51.16.0
544 Add av_timegm()
545
f872e4d0
AK
5462011-11-13 - lavf 53.15.0
547 New interrupt callback API, allowing per-AVFormatContext/AVIOContext
548 interrupt callbacks.
549 6aa0b98 Add AVIOInterruptCB struct and the interrupt_callback field to
550 AVFormatContext.
551 1dee0ac Add avio_open2() with additional parameters. Those are
552 an interrupt callback and an options AVDictionary.
553 This will allow passing AVOptions to protocols after lavf
554 54.0.
555
eacec07e 5562011-11-06 - ba04ecf - lavu 51.14.0
ba04ecfd
RD
557 Add av_strcasecmp() and av_strncasecmp() to avstring.h.
558
eacec07e 5592011-11-06 - 07b172f - lavu 51.13.0
07b172fe
LB
560 Add av_toupper()/av_tolower()
561
eacec07e 5622011-11-05 - b6d08f4 - lavf 53.13.0
c9b309e8 563 Add avformat_network_init()/avformat_network_deinit()
b6d08f40 564
eacec07e 5652011-10-27 - 512557b - lavc 53.15.0
512557b2
JR
566 Remove avcodec_parse_frame.
567 Deprecate AVCodecContext.parse_only and CODEC_CAP_PARSE_ONLY.
568
eacec07e 5692011-10-19 - 569129a - lavf 53.10.0
569129a6
AK
570 Add avformat_new_stream(). Deprecate av_new_stream().
571
eacec07e 5722011-10-13 - b631fba - lavf 53.9.0
b631fba9
JR
573 Add AVFMT_NO_BYTE_SEEK AVInputFormat flag.
574
492bd1a2
AK
5752011-10-12 - lavu 51.12.0
576 AVOptions API rewrite.
577
578 - 145f741 FF_OPT_TYPE* renamed to AV_OPT_TYPE_*
579 - new setting/getting functions with slightly different semantics:
580 dac66da av_set_string3 -> av_opt_set
581 av_set_double -> av_opt_set_double
582 av_set_q -> av_opt_set_q
583 av_set_int -> av_opt_set_int
584
585 41d9d51 av_get_string -> av_opt_get
586 av_get_double -> av_opt_get_double
587 av_get_q -> av_opt_get_q
588 av_get_int -> av_opt_get_int
589
590 - 8c5dcaa trivial rename av_next_option -> av_opt_next
591 - 641c7af new functions - av_opt_child_next, av_opt_child_class_next
592 and av_opt_find2()
593
7f9b0ef9 5942011-09-03 - fb4ca26 - lavc 53.10.0
fb4ca26b
AK
595 lavf 53.6.0
596 lsws 2.1.0
597 Add {avcodec,avformat,sws}_get_class().
598
7f9b0ef9 5992011-09-03 - c11fb82 - lavu 51.10.0
c11fb828
AK
600 Add AV_OPT_SEARCH_FAKE_OBJ flag for av_opt_find() function.
601
96d8e18a
JN
6022011-08-26 - lavu 51.9.0
603 - f2011ed Add av_fifo_peek2(), deprecate av_fifo_peek().
604 - add41de..abc78a5 Do not include intfloat_readwrite.h,
605 mathematics.h, rational.h, pixfmt.h, or log.h from avutil.h.
f2011ed2 606
7f9b0ef9 6072011-08-16 - 48f9e45 - lavf 53.4.0
48f9e457
AK
608 Add avformat_query_codec().
609
7f9b0ef9 6102011-08-16 - bca06e7 - lavc 53.8.0
bca06e77
AK
611 Add avcodec_get_type().
612
e3a70c7c
DB
6132011-08-06 - 2f63440 - lavf 53.4.0
614 Add error_recognition to AVFormatContext.
615
5038f9b2
LB
6162011-08-02 - 9d39cbf - lavc 53.7.1
617 Add AV_PKT_FLAG_CORRUPT AVPacket flag.
618
6cb11979 6192011-07-10 - a67c061 - lavf 53.3.0
f2f523ff 620 Add avformat_find_stream_info(), deprecate av_find_stream_info().
9c47f2b2 621 NOTE: this was backported to 0.7
f2f523ff 622
6cb11979 6232011-07-10 - 0b950fe - lavc 53.6.0
f2f523ff 624 Add avcodec_open2(), deprecate avcodec_open().
9c47f2b2
AK
625 NOTE: this was backported to 0.7
626
44911f29
AK
627 Add avcodec_alloc_context3. Deprecate avcodec_alloc_context() and
628 avcodec_alloc_context2().
f2f523ff 629
6cb11979 6302011-06-23 - 67e9ae1 - lavu 51.8.0 - attributes.h
67e9ae14
MS
631 Add av_printf_format().
632
9c47f2b2
AK
633------------------------------8<-------------------------------------
634 0.7 branch was cut here
635----------------------------->8--------------------------------------
636
6cb11979 6372011-06-16 - 05e84c9, 25de595 - lavf 53.2.0 - avformat.h
7c44d716
AK
638 Add avformat_open_input and avformat_write_header().
639 Deprecate av_open_input_stream, av_open_input_file,
640 AVFormatParameters and av_write_header.
641
6cb11979 6422011-06-16 - 7e83e1c, dc59ec5 - lavu 51.7.0 - opt.h
7c44d716
AK
643 Add av_opt_set_dict() and av_opt_find().
644 Deprecate av_find_opt().
645 Add AV_DICT_APPEND flag.
646
6cb11979 6472011-06-10 - cb7c11c - lavu 51.6.0 - opt.h
cb7c11cc
MS
648 Add av_opt_flag_is_set().
649
6cb11979 6502011-06-08 - d9f80ea - lavu 51.5.0 - AVMetadata
d9f80ea2
AK
651 Move AVMetadata from lavf to lavu and rename it to
652 AVDictionary -- new installed header dict.h.
653 All av_metadata_* functions renamed to av_dict_*.
654
1397ac0a 6552011-06-07 - a6703fa - lavu 51.4.0 - av_get_bytes_per_sample()
a6703faa
SS
656 Add av_get_bytes_per_sample() in libavutil/samplefmt.h.
657 Deprecate av_get_bits_per_sample_fmt().
658
6cb11979 6592011-06-05 - b39b062 - lavu 51.3.0 - opt.h
b39b0623
AK
660 Add av_opt_free convenience function.
661
04de5bf5 6622011-05-28 - 0420bd7 - lavu 51.2.0 - pixdesc.h
8f653e28
SS
663 Add av_get_pix_fmt_name() in libavutil/pixdesc.h, and deprecate
664 avcodec_get_pix_fmt_name() in libavcodec/avcodec.h in its favor.
665
19a686b8 6662011-05-25 - 30315a8 - lavf 53.1.0 - avformat.h
30315a8d
AC
667 Add fps_probe_size to AVFormatContext.
668
41e21e4d 6692011-05-18 - 64150ff - lavc 53.4.0 - AVCodecContext.request_sample_fmt
00e5da89
JR
670 Add request_sample_fmt field to AVCodecContext.
671
36dc49b7 6722011-05-10 - 188dea1 - lavc 53.3.0 - avcodec.h
188dea1d
AK
673 Deprecate AVLPCType and the following fields in
674 AVCodecContext: lpc_coeff_precision, prediction_order_method,
675 min_partition_order, max_partition_order, lpc_type, lpc_passes.
676 Corresponding FLAC encoder options should be used instead.
677
36dc49b7 6782011-04-26 - bebe72f - lavu 51.1.0 - avutil.h
bebe72f4
SS
679 Add AVPictureType enum and av_get_picture_type_char(), deprecate
680 FF_*_TYPE defines and av_get_pict_type_char() defined in
681 libavcodec/avcodec.h.
682
36dc49b7 6832011-04-26 - 10d3940 - lavfi 2.3.0 - avfilter.h
10d39405
RPM
684 Add pict_type and key_frame fields to AVFilterBufferRefVideo.
685
36dc49b7 6862011-04-26 - 7a11c82 - lavfi 2.2.0 - vsrc_buffer
7a11c82f
MN
687 Add sample_aspect_ratio fields to vsrc_buffer arguments
688
b4a53314 6892011-04-21 - 94f7451 - lavc 53.1.0 - avcodec.h
94f7451a
RB
690 Add CODEC_CAP_SLICE_THREADS for codecs supporting sliced threading.
691
aad2f2f4
K
6922011-04-15 - lavc 52.120.0 - avcodec.h
693 AVPacket structure got additional members for passing side information:
694 4de339e introduce side information for AVPacket
695 2d8591c make containers pass palette change in AVPacket
696
86a89ae3
AK
6972011-04-12 - lavf 52.107.0 - avio.h
698 Avio cleanup, part II - deprecate the entire URLContext API:
699 175389c add avio_check as a replacement for url_exist
700 ff1ec0c add avio_pause and avio_seek_time as replacements
701 for _av_url_read_fseek/fpause
702 cdc6a87 deprecate av_protocol_next(), avio_enum_protocols
703 should be used instead.
704 80c6e23 rename url_set_interrupt_cb->avio_set_interrupt_cb.
705 f87b1b3 rename open flags: URL_* -> AVIO_*
706 f8270bb add avio_enum_protocols.
707 5593f03 deprecate URLProtocol.
708 c486dad deprecate URLContext.
709 026e175 deprecate the typedef for URLInterruptCB
710 8e76a19 deprecate av_register_protocol2.
711 b840484 deprecate URL_PROTOCOL_FLAG_NESTED_SCHEME
712 1305d93 deprecate av_url_read_seek
713 fa104e1 deprecate av_url_read_pause
714 727c7aa deprecate url_get_filename().
715 5958df3 deprecate url_max_packet_size().
716 1869ea0 deprecate url_get_file_handle().
717 32a97d4 deprecate url_filesize().
718 e52a914 deprecate url_close().
719 58a48c6 deprecate url_seek().
720 925e908 deprecate url_write().
721 dce3756 deprecate url_read_complete().
722 bc371ac deprecate url_read().
723 0589da0 deprecate url_open().
724 62eaaea deprecate url_connect.
725 5652bb9 deprecate url_alloc.
726 333e894 deprecate url_open_protocol
727 e230705 deprecate url_poll and URLPollEntry
728
73389754
PR
7292011-04-10 - lavu 50.40.0 - pixfmt.h
730 Add PIX_FMT_BGR48LE and PIX_FMT_BGR48BE pixel formats
731
0c68c804
AK
7322011-04-08 - lavf 52.106.0 - avformat.h
733 Minor avformat.h cleanup:
734 a9bf9d8 deprecate av_guess_image2_codec
735 c3675df rename avf_sdp_create->av_sdp_create
736
4dcde00c
AK
7372011-04-03 - lavf 52.105.0 - avio.h
738 Large-scale renaming/deprecating of AVIOContext-related functions:
739 724f6a0 deprecate url_fdopen
740 403ee83 deprecate url_open_dyn_packet_buf
741 6dc7d80 rename url_close_dyn_buf -> avio_close_dyn_buf
742 b92c545 rename url_open_dyn_buf -> avio_open_dyn_buf
743 8978fed introduce an AVIOContext.seekable field as a replacement for
744 AVIOContext.is_streamed and url_is_streamed()
745 b64030f deprecate get_checksum()
746 4c4427a deprecate init_checksum()
747 4ec153b deprecate udp_set_remote_url/get_local_port
748 933e90a deprecate av_url_read_fseek/fpause
749 8d9769a deprecate url_fileno
750 b7f2fdd rename put_flush_packet -> avio_flush
751 35f1023 deprecate url_close_buf
752 83fddae deprecate url_open_buf
753 d9d86e0 rename url_fprintf -> avio_printf
754 59f65d9 deprecate url_setbufsize
755 3e68b3b deprecate url_ferror
756 66e5b1d deprecate url_feof
757 e8bb2e2 deprecate url_fget_max_packet_size
758 76aa876 rename url_fsize -> avio_size
759 e519753 deprecate url_fgetc
760 655e45e deprecate url_fgets
761 a2704c9 rename url_ftell -> avio_tell
762 e16ead0 deprecate get_strz() in favor of avio_get_str
763 0300db8,2af07d3 rename url_fskip -> avio_skip
764 6b4aa5d rename url_fseek -> avio_seek
765 61840b4 deprecate put_tag
766 22a3212 rename url_fopen/fclose -> avio_open/close.
767 0ac8e2b deprecate put_nbyte
768 77eb550 rename put_byte -> avio_w8
769 put_[b/l]e<type> -> avio_w[b/l]<type>
770 put_buffer -> avio_write
771 b7effd4 rename get_byte -> avio_r8,
772 get_[b/l]e<type> -> avio_r[b/l]<type>
773 get_buffer -> avio_read
774 b3db9ce deprecate get_partial_buffer
775 8d9ac96 rename av_alloc_put_byte -> avio_alloc_context
776
0b18b49b
JR
7772011-03-25 - 34b47d7 - lavc 52.115.0 - AVCodecContext.audio_service_type
778 Add audio_service_type field to AVCodecContext.
779
dc6fdad5
MS
7802011-03-02 - 863c471 - lavf 52.103.0 - av_pkt_dump2, av_pkt_dump_log2
781 Add new functions av_pkt_dump2, av_pkt_dump_log2 that uses the
782 source stream timebase for outputting timestamps. Deprecate
783 av_pkt_dump and av_pkt_dump_log.
784
d2bbf82e
RB
7852011-02-20 - e731b8d - lavf 52.102.0 - avio.h
786 * e731b8d - rename init_put_byte() to ffio_init_context(), deprecating the
787 original, and move it to a private header so it is no longer
788 part of our public API. Instead, use av_alloc_put_byte().
789 * ae628ec - rename ByteIOContext to AVIOContext.
790
c3dbfa1a 7912011-02-16 - 09d171b - lavf 52.101.0 - avformat.h
09d171b9 792 lavu 52.39.0 - parseutils.h
c3dbfa1a
JG
793 * 610219a - Add av_ prefix to dump_format().
794 * f6c7375 - Replace parse_date() in lavf with av_parse_time() in lavu.
795 * ab0287f - Move find_info_tag from lavf to lavu and add av_prefix to it.
09d171b9 796
737eb597
RT
7972011-02-15 - lavu 52.38.0 - merge libavcore
798 libavcore is merged back completely into libavutil
799
8ed4cc65
MR
8002011-02-10 - 55bad0c - lavc 52.113.0 - vbv_delay
801 Add vbv_delay field to AVCodecContext
802
935ee1b9
MR
8032011-02-14 - 24a83bd - lavf 52.100.0 - AV_DISPOSITION_CLEAN_EFFECTS
804 Add AV_DISPOSITION_CLEAN_EFFECTS disposition flag.
805
08a459f0
MR
8062011-02-14 - 910b5b8 - lavfi 1.76.0 - AVFilterLink sample_aspect_ratio
807 Add sample_aspect_ratio field to AVFilterLink.
808
77c330a0
AH
8092011-02-10 - 12c14cd - lavf 52.99.0 - AVStream.disposition
810 Add AV_DISPOSITION_HEARING_IMPAIRED and AV_DISPOSITION_VISUAL_IMPAIRED.
811
f2146944 8122011-02-09 - 5592734 - lavc 52.112.0 - avcodec_thread_init()
c0b102ca
AS
813 Deprecate avcodec_thread_init()/avcodec_thread_free() use; instead
814 set thread_count before calling avcodec_open.
815
8e8cc52b 8162011-02-09 - 778b08a - lavc 52.111.0 - threading API
37b00b47
AS
817 Add CODEC_CAP_FRAME_THREADS with new restrictions on get_buffer()/
818 release_buffer()/draw_horiz_band() callbacks for appropriate codecs.
819 Add thread_type and active_thread_type fields to AVCodecContext.
820
c2bd7578 8212011-02-08 - 3940caa - lavf 52.98.0 - av_probe_input_buffer
3940caad
AH
822 Add av_probe_input_buffer() to avformat.h for probing format from a
823 ByteIOContext.
824
ae0f8a1a 8252011-02-06 - fe174fc - lavf 52.97.0 - avio.h
fe174fc8
NG
826 Add flag for non-blocking protocols: URL_FLAG_NONBLOCK
827
ff197489
MS
8282011-02-04 - f124b08 - lavf 52.96.0 - avformat_free_context()
829 Add avformat_free_context() in avformat.h.
830
75fd0668
TH
8312011-02-03 - f5b82f4 - lavc 52.109.0 - add CODEC_ID_PRORES
832 Add CODEC_ID_PRORES to avcodec.h.
833
7ab8758b
JG
8342011-02-03 - fe9a3fb - lavc 52.109.0 - H.264 profile defines
835 Add defines for H.264 * Constrained Baseline and Intra profiles
836
4868bebe
AK
8372011-02-02 - lavf 52.95.0
838 * 50196a9 - add a new installed header version.h.
839 * 4efd5cf, dccbd97, 93b78d1 - add several variants of public
840 avio_{put,get}_str* functions. Deprecate corresponding semi-public
841 {put,get}_str*.
842
8432011-02-02 - dfd2a00 - lavu 50.37.0 - log.h
844 Make av_dlog public.
845
343bfdd3 8462011-01-15 - a242ac3 - lavfi 1.74.0 - AVFilterBufferRefAudioProps
a242ac36
SS
847 Rename AVFilterBufferRefAudioProps.samples_nb to nb_samples.
848
343bfdd3 8492011-01-14 - 7f88a5b - lavf 52.93.0 - av_metadata_copy()
f93fe776
SS
850 Add av_metadata_copy() in avformat.h.
851
343bfdd3 8522011-01-07 - 81c623f - lavc 52.107.0 - deprecate reordered_opaque
81c623fa
MN
853 Deprecate reordered_opaque in favor of pkt_pts/dts.
854
343bfdd3 8552011-01-07 - 1919fea - lavc 52.106.0 - pkt_dts
1919feaf
MN
856 Add pkt_dts to AVFrame, this will in the future allow multithreading decoders
857 to not mess up dts.
858
343bfdd3 8592011-01-07 - 393cbb9 - lavc 52.105.0 - pkt_pts
393cbb96
MN
860 Add pkt_pts to AVFrame.
861
343bfdd3 8622011-01-07 - 060ec0a - lavc 52.104.0 - av_get_profile_name()
060ec0a8
AH
863 Add av_get_profile_name to libavcodec/avcodec.h.
864
343bfdd3 8652010-12-27 - 0ccabee - lavfi 1.71.0 - AV_PERM_NEG_LINESIZES
28e5d45c
SS
866 Add AV_PERM_NEG_LINESIZES in avfilter.h.
867
343bfdd3 8682010-12-27 - 9128ae0 - lavf 52.91.0 - av_find_best_stream()
9128ae08
NG
869 Add av_find_best_stream to libavformat/avformat.h.
870
343bfdd3 8712010-12-27 - 107a7e3 - lavf 52.90.0
107a7e3e
AK
872 Add AVFMT_NOSTREAMS flag for formats with no streams,
873 like e.g. text metadata.
874
343bfdd3 8752010-12-22 - 0328b9e - lavu 50.36.0 - file.h
0328b9ea
SS
876 Add functions av_file_map() and av_file_unmap() in file.h.
877
343bfdd3 8782010-12-19 - 0bc55f5 - lavu 50.35.0 - error.h
0bc55f5d
NG
879 Add "not found" error codes:
880 AVERROR_DEMUXER_NOT_FOUND
881 AVERROR_MUXER_NOT_FOUND
882 AVERROR_DECODER_NOT_FOUND
883 AVERROR_ENCODER_NOT_FOUND
884 AVERROR_PROTOCOL_NOT_FOUND
885 AVERROR_FILTER_NOT_FOUND
886 AVERROR_BSF_NOT_FOUND
887 AVERROR_STREAM_NOT_FOUND
888
343bfdd3 8892010-12-09 - c61cdd0 - lavcore 0.16.0 - avcore.h
c61cdd0a
SS
890 Move AV_NOPTS_VALUE, AV_TIME_BASE, AV_TIME_BASE_Q symbols from
891 avcodec.h to avcore.h.
892
343bfdd3 8932010-12-04 - 16cfc96 - lavc 52.98.0 - CODEC_CAP_NEG_LINESIZES
16cfc961
SS
894 Add CODEC_CAP_NEG_LINESIZES codec capability flag in avcodec.h.
895
343bfdd3 8962010-12-04 - bb4afa1 - lavu 50.34.0 - av_get_pix_fmt_string()
bb4afa13
SS
897 Deprecate avcodec_pix_fmt_string() in favor of
898 pixdesc.h/av_get_pix_fmt_string().
899
343bfdd3 9002010-12-04 - 4da12e3 - lavcore 0.15.0 - av_image_alloc()
4da12e3b
SS
901 Add av_image_alloc() to libavcore/imgutils.h.
902
343bfdd3 9032010-12-02 - 037be76 - lavfi 1.67.0 - avfilter_graph_create_filter()
037be76e
SS
904 Add function avfilter_graph_create_filter() in avfiltergraph.h.
905
343bfdd3 9062010-11-25 - 4723bc2 - lavfi 1.65.0 - avfilter_get_video_buffer_ref_from_arrays()
d38c340f
SS
907 Add function avfilter_get_video_buffer_ref_from_arrays() in
908 avfilter.h.
06d19718 909
343bfdd3 9102010-11-21 - 176a615 - lavcore 0.14.0 - audioconvert.h
176a6157
SS
911 Add a public audio channel API in audioconvert.h, and deprecate the
912 corresponding functions in libavcodec:
913 avcodec_get_channel_name()
914 avcodec_get_channel_layout()
915 avcodec_get_channel_layout_string()
916 avcodec_channel_layout_num_channels()
917 and the CH_* macros defined in libavcodec/avcodec.h.
918
343bfdd3 9192010-11-21 - 6bfc268 - lavf 52.85.0 - avformat.h
e58d0392
RD
920 Add av_append_packet().
921
343bfdd3 9222010-11-21 - a08d918 - lavc 52.97.0 - avcodec.h
e58d0392
RD
923 Add av_grow_packet().
924
343bfdd3 9252010-11-17 - 0985e1a - lavcore 0.13.0 - parseutils.h
0985e1a3
AJ
926 Add av_parse_color() declared in libavcore/parseutils.h.
927
343bfdd3 9282010-11-13 - cb2c971 - lavc 52.95.0 - AVCodecContext
c716f917
AJ
929 Add AVCodecContext.subtitle_header and AVCodecContext.subtitle_header_size
930 fields.
931
343bfdd3 9322010-11-13 - 5aaea02 - lavfi 1.62.0 - avfiltergraph.h
5aaea022
SS
933 Make avfiltergraph.h public.
934
343bfdd3 9352010-11-13 - 4fcbb2a - lavfi 1.61.0 - avfiltergraph.h
4fcbb2af
SS
936 Remove declarations from avfiltergraph.h for the functions:
937 avfilter_graph_check_validity()
938 avfilter_graph_config_links()
939 avfilter_graph_config_formats()
940 which are now internal.
941 Use avfilter_graph_config() instead.
942
343bfdd3 9432010-11-08 - d2af720 - lavu 50.33.0 - eval.h
d2af7205
SS
944 Deprecate functions:
945 av_parse_and_eval_expr(),
946 av_parse_expr(),
947 av_eval_expr(),
948 av_free_expr(),
949 in favor of the functions:
950 av_expr_parse_and_eval(),
951 av_expr_parse(),
952 av_expr_eval(),
953 av_expr_free().
954
343bfdd3 9552010-11-08 - 24de0ed - lavfi 1.59.0 - avfilter_free()
24de0edb
SS
956 Rename avfilter_destroy() to avfilter_free().
957 This change breaks libavfilter API/ABI.
958
343bfdd3 9592010-11-07 - 1e80a0e - lavfi 1.58.0 - avfiltergraph.h
1e80a0ea
SS
960 Remove graphparser.h header, move AVFilterInOut and
961 avfilter_graph_parse() declarations to libavfilter/avfiltergraph.h.
962
343bfdd3 9632010-11-07 - 7313132 - lavfi 1.57.0 - AVFilterInOut
da6ec07c
SS
964 Rename field AVFilterInOut.filter to AVFilterInOut.filter_ctx.
965 This change breaks libavfilter API.
966
343bfdd3 9672010-11-04 - 97dd1e4 - lavfi 1.56.0 - avfilter_graph_free()
97dd1e4a
SS
968 Rename avfilter_graph_destroy() to avfilter_graph_free().
969 This change breaks libavfilter API/ABI.
970
343bfdd3 9712010-11-04 - e15aeea - lavfi 1.55.0 - avfilter_graph_alloc()
e15aeea6
SS
972 Add avfilter_graph_alloc() to libavfilter/avfiltergraph.h.
973
343bfdd3 9742010-11-02 - 6f84cd1 - lavcore 0.12.0 - av_get_bits_per_sample_fmt()
6f84cd12
SS
975 Add av_get_bits_per_sample_fmt() to libavcore/samplefmt.h and
976 deprecate av_get_bits_per_sample_format().
977
343bfdd3 9782010-11-02 - d63e456 - lavcore 0.11.0 - samplefmt.h
d63e456a
SS
979 Add sample format functions in libavcore/samplefmt.h:
980 av_get_sample_fmt_name(),
981 av_get_sample_fmt(),
982 av_get_sample_fmt_string(),
983 and deprecate the corresponding libavcodec/audioconvert.h functions:
984 avcodec_get_sample_fmt_name(),
985 avcodec_get_sample_fmt(),
986 avcodec_sample_fmt_string().
987
343bfdd3 9882010-11-02 - 262d1c5 - lavcore 0.10.0 - samplefmt.h
262d1c5d
SS
989 Define enum AVSampleFormat in libavcore/samplefmt.h, deprecate enum
990 SampleFormat.
991
343bfdd3 9922010-10-16 - 2a24df9 - lavfi 1.52.0 - avfilter_graph_config()
2a24df93
SS
993 Add the function avfilter_graph_config() in avfiltergraph.h.
994
343bfdd3 9952010-10-15 - 03700d3 - lavf 52.83.0 - metadata API
03700d39
AK
996 Change demuxers to export metadata in generic format and
997 muxers to accept generic format. Deprecate the public
998 conversion API.
999
343bfdd3 10002010-10-10 - 867ae7a - lavfi 1.49.0 - AVFilterLink.time_base
77611295
SS
1001 Add time_base field to AVFilterLink.
1002
343bfdd3 10032010-09-27 - c85eef4 - lavu 50.31.0 - av_set_options_string()
c6625ad5
SS
1004 Move av_set_options_string() from libavfilter/parseutils.h to
1005 libavutil/opt.h.
1006
343bfdd3 10072010-09-27 - acc0490 - lavfi 1.47.0 - AVFilterLink
4ecf1539
SS
1008 Make the AVFilterLink fields srcpad and dstpad store the pointers to
1009 the source and destination pads, rather than their indexes.
1010
343bfdd3 10112010-09-27 - 372e288 - lavu 50.30.0 - av_get_token()
b3dd5e59
SS
1012 Move av_get_token() from libavfilter/parseutils.h to
1013 libavutil/avstring.h.
1014
343bfdd3 10152010-09-26 - 635d4ae - lsws 0.12.0 - swscale.h
c5812793
SS
1016 Add the functions sws_alloc_context() and sws_init_context().
1017
343bfdd3 10182010-09-26 - 6ed0404 - lavu 50.29.0 - opt.h
41f87daa
SS
1019 Move libavcodec/opt.h to libavutil/opt.h.
1020
343bfdd3 10212010-09-24 - 1c1c80f - lavu 50.28.0 - av_log_set_flags()
1c1c80f0
MN
1022 Default of av_log() changed due to many problems to the old no repeat
1023 detection. Read the docs of AV_LOG_SKIP_REPEATED in log.h before
1024 enabling it for your app!.
1025
343bfdd3 10262010-09-24 - f66eb58 - lavc 52.90.0 - av_opt_show2()
07cac2a0
SS
1027 Deprecate av_opt_show() in favor or av_opt_show2().
1028
343bfdd3 10292010-09-14 - bc6f0af - lavu 50.27.0 - av_popcount()
07cac2a0
SS
1030 Add av_popcount() to libavutil/common.h.
1031
343bfdd3 10322010-09-08 - c6c98d0 - lavu 50.26.0 - av_get_cpu_flags()
15cae5e6
SS
1033 Add av_get_cpu_flags().
1034
343bfdd3 10352010-09-07 - 34017fd - lavcore 0.9.0 - av_image_copy()
16bacad4
SS
1036 Add av_image_copy().
1037
343bfdd3 10382010-09-07 - 9686abb - lavcore 0.8.0 - av_image_copy_plane()
16bacad4
SS
1039 Add av_image_copy_plane().
1040
343bfdd3 10412010-09-07 - 9b7269e - lavcore 0.7.0 - imgutils.h
1904035b
SS
1042 Adopt hierarchical scheme for the imgutils.h function names,
1043 deprecate the old names.
1044
343bfdd3 10452010-09-04 - 7160bb7 - lavu 50.25.0 - AV_CPU_FLAG_*
47806f41
SS
1046 Deprecate the FF_MM_* flags defined in libavcodec/avcodec.h in favor
1047 of the AV_CPU_FLAG_* flags defined in libavutil/cpu.h.
1048
343bfdd3 10492010-08-26 - 5da19b5 - lavc 52.87.0 - avcodec_get_channel_layout()
798dc641
SS
1050 Add avcodec_get_channel_layout() in audioconvert.h.
1051
343bfdd3 10522010-08-20 - e344336 - lavcore 0.6.0 - av_fill_image_max_pixsteps()
26553088
SS
1053 Rename av_fill_image_max_pixstep() to av_fill_image_max_pixsteps().
1054
343bfdd3 10552010-08-18 - a6ddf8b - lavcore 0.5.0 - av_fill_image_max_pixstep()
33d2e7b3
SS
1056 Add av_fill_image_max_pixstep() in imgutils.h.
1057
343bfdd3 10582010-08-17 - 4f2d2e4 - lavu 50.24.0 - AV_NE()
7f38d28c
SS
1059 Add the AV_NE macro.
1060
343bfdd3 10612010-08-17 - ad2c950 - lavfi 1.36.0 - audio framework
3f52a907
SS
1062 Implement AVFilterBufferRefAudioProps struct for audio properties,
1063 get_audio_buffer(), filter_samples() functions and related changes.
1064
343bfdd3 10652010-08-12 - 81c1eca - lavcore 0.4.0 - av_get_image_linesize()
d1a04371
SS
1066 Add av_get_image_linesize() in imgutils.h.
1067
343bfdd3 10682010-08-11 - c1db7bf - lavfi 1.34.0 - AVFilterBufferRef
5bf840c4
SS
1069 Resize data and linesize arrays in AVFilterBufferRef to 8.
1070
1071 This change breaks libavfilter API/ABI.
1072
343bfdd3 10732010-08-11 - 9f08d80 - lavc 52.85.0 - av_picture_data_copy()
c6a34954
SS
1074 Add av_picture_data_copy in avcodec.h.
1075
343bfdd3 10762010-08-11 - 84c0386 - lavfi 1.33.0 - avfilter_open()
c7c7feaa
SS
1077 Change avfilter_open() signature:
1078 AVFilterContext *avfilter_open(AVFilter *filter, const char *inst_name) ->
1079 int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name);
1080
1081 This change breaks libavfilter API/ABI.
1082
343bfdd3 10832010-08-11 - cc80caf - lavfi 1.32.0 - AVFilterBufferRef
ad0d70c9
SS
1084 Add a type field to AVFilterBufferRef, and move video specific
1085 properties to AVFilterBufferRefVideoProps.
1086
4bf2d6e8 1087 This change breaks libavfilter API/ABI.
ad0d70c9 1088
343bfdd3 10892010-08-07 - 5d4890d - lavfi 1.31.0 - AVFilterLink
711d14cf
SS
1090 Rename AVFilterLink fields:
1091 AVFilterLink.srcpic -> AVFilterLink.src_buf
1092 AVFilterLink.cur_pic -> AVFilterLink.cur_buf
1093 AVFilterLink.outpic -> AVFilterLink.out_buf
1094
343bfdd3 10952010-08-07 - 7fce481 - lavfi 1.30.0
711d14cf
SS
1096 Rename functions and fields:
1097 avfilter_(un)ref_pic -> avfilter_(un)ref_buffer
1098 avfilter_copy_picref_props -> avfilter_copy_buffer_ref_props
1099 AVFilterBufferRef.pic -> AVFilterBufferRef.buffer
1100
343bfdd3 11012010-08-07 - ecc8dad - lavfi 1.29.0 - AVFilterBufferRef
711d14cf
SS
1102 Rename AVFilterPicRef to AVFilterBufferRef.
1103
343bfdd3 11042010-08-07 - d54e094 - lavfi 1.28.0 - AVFilterBuffer
e11b104a
SS
1105 Move format field from AVFilterBuffer to AVFilterPicRef.
1106
343bfdd3 11072010-08-06 - bf176f5 - lavcore 0.3.0 - av_check_image_size()
71cb41db
SS
1108 Deprecate avcodec_check_dimensions() in favor of the function
1109 av_check_image_size() defined in libavcore/imgutils.h.
1110
343bfdd3 11112010-07-30 - 56b5e9d - lavfi 1.27.0 - AVFilterBuffer
92dd4959
SS
1112 Increase size of the arrays AVFilterBuffer.data and
1113 AVFilterBuffer.linesize from 4 to 8.
1114
1115 This change breaks libavfilter ABI.
1116
343bfdd3 11172010-07-29 - e7bd48a - lavcore 0.2.0 - imgutils.h
3dec10cd
SS
1118 Add functions av_fill_image_linesizes() and
1119 av_fill_image_pointers(), declared in libavcore/imgutils.h.
1120
343bfdd3 11212010-07-27 - 126b638 - lavcore 0.1.0 - parseutils.h
fa8ead00
SS
1122 Deprecate av_parse_video_frame_size() and av_parse_video_frame_rate()
1123 defined in libavcodec in favor of the newly added functions
1124 av_parse_video_size() and av_parse_video_rate() declared in
1125 libavcore/parseutils.h.
1126
343bfdd3 11272010-07-23 - 4485247 - lavu 50.23.0 - mathematics.h
c257c752
SS
1128 Add the M_PHI constant definition.
1129
343bfdd3 11302010-07-22 - bdab614 - lavfi 1.26.0 - media format generalization
73642926
SS
1131 Add a type field to AVFilterLink.
1132
1133 Change the field types:
1134 enum PixelFormat format -> int format in AVFilterBuffer
1135 enum PixelFormat *formats -> int *formats in AVFilterFormats
1136 enum PixelFormat *format -> int format in AVFilterLink
1137
1138 Change the function signatures:
1139 AVFilterFormats *avfilter_make_format_list(const enum PixelFormat *pix_fmts); ->
1140 AVFilterFormats *avfilter_make_format_list(const int *fmts);
1141
1142 int avfilter_add_colorspace(AVFilterFormats **avff, enum PixelFormat pix_fmt); ->
1143 int avfilter_add_format (AVFilterFormats **avff, int fmt);
1144
1145 AVFilterFormats *avfilter_all_colorspaces(void); ->
1146 AVFilterFormats *avfilter_all_formats (enum AVMediaType type);
1147
1148 This change breaks libavfilter API/ABI.
1149
343bfdd3 11502010-07-21 - aac6ca6 - lavcore 0.0.0
a33e0365
SS
1151 Add libavcore.
1152
343bfdd3 11532010-07-17 - b5c582f - lavfi 1.25.0 - AVFilterBuffer
8e9d9308
SS
1154 Remove w and h fields from AVFilterBuffer.
1155
343bfdd3 11562010-07-17 - f0d77b2 - lavfi 1.24.0 - AVFilterBuffer
9840147d
SS
1157 Rename AVFilterPic to AVFilterBuffer.
1158
343bfdd3 11592010-07-17 - 57fe80f - lavf 52.74.0 - url_fskip()
57fe80fe
MS
1160 Make url_fskip() return an int error code instead of void.
1161
343bfdd3 11622010-07-11 - 23940f1 - lavc 52.83.0
6f5ac9c1 1163 Add AVCodecContext.lpc_type and AVCodecContext.lpc_passes fields.
23940f14
JR
1164 Add AVLPCType enum.
1165 Deprecate AVCodecContext.use_lpc.
1166
343bfdd3 11672010-07-11 - e1d7c88 - lavc 52.82.0 - avsubtitle_free()
e1d7c883
RD
1168 Add a function for free the contents of a AVSubtitle generated by
1169 avcodec_decode_subtitle.
1170
343bfdd3 11712010-07-11 - b91d08f - lavu 50.22.0 - bswap.h and intreadwrite.h
617d56ca
SS
1172 Make the bswap.h and intreadwrite.h API public.
1173
343bfdd3 11742010-07-08 - ce1cd1c - lavu 50.21.0 - pixdesc.h
52706b95
SS
1175 Rename read/write_line() to av_read/write_image_line().
1176
343bfdd3 11772010-07-07 - 4d508e4 - lavfi 1.21.0 - avfilter_copy_picref_props()
16400da6 1178 Add avfilter_copy_picref_props().
52706b95 1179
343bfdd3 11802010-07-03 - 2d525ef - lavc 52.79.0
16400da6
SS
1181 Add FF_COMPLIANCE_UNOFFICIAL and change all instances of
1182 FF_COMPLIANCE_INOFFICIAL to use FF_COMPLIANCE_UNOFFICIAL.
34171e87 1183
343bfdd3 11842010-07-02 - 89eec74 - lavu 50.20.0 - lfg.h
13088d27
RP
1185 Export av_lfg_init(), av_lfg_get(), av_mlfg_get(), and av_bmg_get() through
1186 lfg.h.
1187
343bfdd3 11882010-06-28 - a52e2c3 - lavfi 1.20.1 - av_parse_color()
6951515c
SS
1189 Extend av_parse_color() syntax, make it accept an alpha value specifier and
1190 set the alpha value to 255 by default.
1191
343bfdd3 11922010-06-22 - 735cf6b - lavf 52.71.0 - URLProtocol.priv_data_size, priv_data_class
16400da6 1193 Add priv_data_size and priv_data_class to URLProtocol.
58cc11c7 1194
343bfdd3 11952010-06-22 - ffbb289 - lavf 52.70.0 - url_alloc(), url_connect()
16400da6 1196 Add url_alloc() and url_connect().
4636f115 1197
343bfdd3 11982010-06-22 - 9b07a2d - lavf 52.69.0 - av_register_protocol2()
16400da6 1199 Add av_register_protocol2(), deprecating av_register_protocol().
6c4cbc8d 1200
343bfdd3 12012010-06-09 - 65db058 - lavu 50.19.0 - av_compare_mod()
276b45af
SS
1202 Add av_compare_mod() to libavutil/mathematics.h.
1203
343bfdd3 12042010-06-05 - 0b99215 - lavu 50.18.0 - eval API
4cd5100c
SS
1205 Make the eval API public.
1206
343bfdd3 12072010-06-04 - 31878fc - lavu 50.17.0 - AV_BASE64_SIZE
6532c6f9
SS
1208 Add AV_BASE64_SIZE() macro.
1209
343bfdd3 12102010-06-02 - 7e566bb - lavc 52.73.0 - av_get_codec_tag_string()
2a00992f
SS
1211 Add av_get_codec_tag_string().
1212
343bfdd3 12132010-06-01 - 2b99142 - lsws 0.11.0 - convertPalette API
16400da6 1214 Add sws_convertPalette8ToPacked32() and sws_convertPalette8ToPacked24().
7f464a0a 1215
343bfdd3 12162010-05-26 - 93ebfee - lavc 52.72.0 - CODEC_CAP_EXPERIMENTAL
fe9c2007 1217 Add CODEC_CAP_EXPERIMENTAL flag.
95c851e2 1218 NOTE: this was backported to 0.6
fe9c2007 1219
343bfdd3 12202010-05-23 - 9977863 - lavu 50.16.0 - av_get_random_seed()
16400da6 1221 Add av_get_random_seed().
cca68a54 1222
343bfdd3 12232010-05-18 - 796ac23 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT
16400da6 1224 Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags.
95c851e2 1225 NOTE: this was backported to 0.6
b724102a 1226
343bfdd3 12272010-05-09 - b6bc205 - lavfi 1.20.0 - AVFilterPicRef
fc25c049
SS
1228 Add interlaced and top_field_first fields to AVFilterPicRef.
1229
95c851e2
AK
1230------------------------------8<-------------------------------------
1231 0.6 branch was cut here
1232----------------------------->8--------------------------------------
1233
343bfdd3 12342010-05-01 - 8e2ee18 - lavf 52.62.0 - probe function
d0eb2b78
RD
1235 Add av_probe_input_format2 to API, it allows ignoring probe
1236 results below given score and returns the actual probe score.
1237
343bfdd3 12382010-04-01 - 3dd6180 - lavf 52.61.0 - metadata API
3dd6180f
AK
1239 Add a flag for av_metadata_set2() to disable overwriting of
1240 existing tags.
1241
343bfdd3 12422010-04-01 - 0fb49b5 - lavc 52.66.0
16400da6 1243 Add avcodec_get_edge_width().
0fb49b59 1244
343bfdd3 12452010-03-31 - d103218 - lavc 52.65.0
c846a984
RB
1246 Add avcodec_copy_context().
1247
343bfdd3 12482010-03-31 - 1a70d12 - lavf 52.60.0 - av_match_ext()
e33f1fa0
SS
1249 Make av_match_ext() public.
1250
343bfdd3 12512010-03-31 - 1149150 - lavu 50.14.0 - AVMediaType
fc8b1075
SS
1252 Move AVMediaType enum from libavcodec to libavutil.
1253
343bfdd3 12542010-03-31 - 72415b2 - lavc 52.64.0 - AVMediaType
fc8b1075
SS
1255 Define AVMediaType enum, and use it instead of enum CodecType, which
1256 is deprecated and will be dropped at the next major bump.
1257
343bfdd3 12582010-03-25 - 8795823 - lavu 50.13.0 - av_strerror()
82ba847e
SS
1259 Implement av_strerror().
1260
343bfdd3 12612010-03-23 - e1484eb - lavc 52.60.0 - av_dct_init()
16400da6 1262 Support DCT-I and DST-I.
e1484ebe 1263
343bfdd3 12642010-03-15 - b8819c8 - lavf 52.56.0 - AVFormatContext.start_time_realtime
a5b3d34b
MS
1265 Add AVFormatContext.start_time_realtime field.
1266
343bfdd3 12672010-03-13 - 5bb5c1d - lavfi 1.18.0 - AVFilterPicRef.pos
8955a324
SS
1268 Add AVFilterPicRef.pos field.
1269
343bfdd3 12702010-03-13 - 60c144f - lavu 50.12.0 - error.h
99de2b59
SS
1271 Move error code definitions from libavcodec/avcodec.h to
1272 the new public header libavutil/error.h.
1273
343bfdd3 12742010-03-07 - c709483 - lavc 52.56.0 - avfft.h
c7094831
MR
1275 Add public FFT interface.
1276
343bfdd3 12772010-03-06 - ac6ef86 - lavu 50.11.0 - av_stristr()
c18fb631
SS
1278 Add av_stristr().
1279
343bfdd3 12802010-03-03 - 4b83fc0 - lavu 50.10.0 - av_tree_enumerate()
4b83fc0f
VS
1281 Add av_tree_enumerate().
1282
343bfdd3 12832010-02-07 - b687c1a - lavu 50.9.0 - av_compare_ts()
fbef7a76
SS
1284 Add av_compare_ts().
1285
343bfdd3 12862010-02-05 - 3f3dc76 - lsws 0.10.0 - sws_getCoefficients()
e49407ee
SS
1287 Add sws_getCoefficients().
1288
343bfdd3 12892010-02-01 - ca76a11 - lavf 52.50.0 - metadata API
ca76a119
AK
1290 Add a list of generic tag names, change 'author' -> 'artist',
1291 'year' -> 'date'.
1292
343bfdd3 12932010-01-30 - 80a07f6 - lavu 50.8.0 - av_get_pix_fmt()
14ace37e
SS
1294 Add av_get_pix_fmt().
1295
343bfdd3 12962010-01-21 - 01cc47d - lsws 0.9.0 - sws_scale()
e49407ee
SS
1297 Change constness attributes of sws_scale() parameters.
1298
343bfdd3 12992010-01-10 - 3fb8e77 - lavfi 1.15.0 - avfilter_graph_config_links()
2d187e23
SS
1300 Add a log_ctx parameter to avfilter_graph_config_links().
1301
343bfdd3 13022010-01-07 - 8e9767f - lsws 0.8.0 - sws_isSupported{In,Out}put()
1c790092 1303 Add sws_isSupportedInput() and sws_isSupportedOutput() functions.
715cff9a 1304
343bfdd3 13052010-01-06 - c1d662f - lavfi 1.14.0 - avfilter_add_colorspace()
1e289b09
SS
1306 Change the avfilter_add_colorspace() signature, make it accept an
1307 (AVFilterFormats **) rather than an (AVFilterFormats *) as before.
1308
343bfdd3 13092010-01-03 - 4fd1f18 - lavfi 1.13.0 - avfilter_add_colorspace()
a2b16627
SS
1310 Add avfilter_add_colorspace().
1311
343bfdd3 13122010-01-02 - 8eb631f - lavf 52.46.0 - av_match_ext()
79c2f2d3
SS
1313 Add av_match_ext(), it should be used in place of match_ext().
1314
343bfdd3 13152010-01-01 - a1f547b - lavf 52.45.0 - av_guess_format()
bb1a8793
SS
1316 Add av_guess_format(), it should be used in place of guess_format().
1317
343bfdd3 13182009-12-13 - a181981 - lavf 52.43.0 - metadata API
16400da6
SS
1319 Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and
1320 AV_METADATA_DONT_STRDUP_VAL.
b8f11ec8 1321
343bfdd3 13222009-12-13 - 277c733 - lavu 50.7.0 - avstring.h API
f69d394f 1323 Add av_d2str().
60a92a77 1324
343bfdd3 13252009-12-13 - 02b398e - lavc 52.42.0 - AVStream
f69d394f 1326 Add avg_frame_rate.
c3d15329 1327
343bfdd3 13282009-12-12 - 3ba69a1 - lavu 50.6.0 - av_bmg_next()
54c24216
SS
1329 Introduce the av_bmg_next() function.
1330
343bfdd3 13312009-12-05 - a13a543 - lavfi 1.12.0 - avfilter_draw_slice()
11f6d098
SS
1332 Add a slice_dir parameter to avfilter_draw_slice().
1333
343bfdd3 13342009-11-26 - 4cc3f6a - lavfi 1.11.0 - AVFilter
7cab9a66
SS
1335 Remove the next field from AVFilter, this is not anymore required.
1336
343bfdd3 13372009-11-25 - 1433c4a - lavfi 1.10.0 - avfilter_next()
b5a683eb
SS
1338 Introduce the avfilter_next() function.
1339
343bfdd3 13402009-11-25 - 86a60fa - lavfi 1.9.0 - avfilter_register()
73e2247d
SS
1341 Change the signature of avfilter_register() to make it return an
1342 int. This is required since now the registration operation may fail.
1343
343bfdd3 13442009-11-25 - 74a0059 - lavu 50.5.0 - pixdesc.h API
d0df2fcc
SS
1345 Make the pixdesc.h API public.
1346
343bfdd3 13472009-10-27 - 243110f - lavfi 1.5.0 - AVFilter.next
290d4a44
SS
1348 Add a next field to AVFilter, this is used for simplifying the
1349 registration and management of the registered filters.
1350
343bfdd3 13512009-10-23 - cccd292 - lavfi 1.4.1 - AVFilter.description
54116673 1352 Add a description field to AVFilter.
01537e9f 1353
343bfdd3 13542009-10-19 - 6b5dc05 - lavfi 1.3.0 - avfilter_make_format_list()
027e85d8
SS
1355 Change the interface of avfilter_make_format_list() from
1356 avfilter_make_format_list(int n, ...) to
1357 avfilter_make_format_list(enum PixelFormat *pix_fmts).
1358
343bfdd3 13592009-10-18 - 0eb4ff9 - lavfi 1.0.0 - avfilter_get_video_buffer()
c3b27a3d
SS
1360 Make avfilter_get_video_buffer() recursive and add the w and h
1361 parameters to it.
1362
343bfdd3 13632009-10-07 - 46c40e4 - lavfi 0.5.1 - AVFilterPic
227d1b98 1364 Add w and h fields to AVFilterPic.
04670366 1365
343bfdd3 13662009-06-22 - 92400be - lavf 52.34.1 - AVFormatContext.packet_size
b394438e
RB
1367 This is now an unsigned int instead of a signed int.
1368
343bfdd3 13692009-06-19 - a4276ba - lavc 52.32.0 - AVSubtitle.pts
227d1b98
DB
1370 Add a pts field to AVSubtitle which gives the subtitle packet pts
1371 in AV_TIME_BASE. Some subtitle de-/encoders (e.g. XSUB) will
4bbe788a
RD
1372 not work right without this.
1373
343bfdd3 13742009-06-03 - 8f3f2e0 - lavc 52.30.2 - AV_PKT_FLAG_KEY
227d1b98 1375 PKT_FLAG_KEY has been deprecated and will be dropped at the next
8f3f2e06
RD
1376 major version. Use AV_PKT_FLAG_KEY instead.
1377
343bfdd3 13782009-06-01 - f988ce6 - lavc 52.30.0 - av_lockmgr_register()
f988ce6c
1379 av_lockmgr_register() can be used to register a callback function
1380 that lavc (and in the future, libraries that depend on lavc) can use
1381 to implement mutexes. The application should provide a callback function
227d1b98
DB
1382 that implements the AV_LOCK_* operations described in avcodec.h.
1383 When the lock manager is registered, FFmpeg is guaranteed to behave
1384 correctly in a multi-threaded application.
f988ce6c 1385
343bfdd3 13862009-04-30 - ce1d9c8 - lavc 52.28.0 - av_free_packet()
52bcc8e1
RP
1387 av_free_packet() is no longer an inline function. It is now exported.
1388
343bfdd3 13892009-04-11 - 80d403f - lavc 52.25.0 - deprecate av_destruct_packet_nofree()
0c13bbf5
RD
1390 Please use NULL instead. This has been supported since r16506
1391 (lavf > 52.23.1, lavc > 52.10.0).
1392
343bfdd3 13932009-04-07 - 7a00bba - lavc 52.23.0 - avcodec_decode_video/audio/subtitle
2851d225
RB
1394 The old decoding functions are deprecated, all new code should use the
1395 new functions avcodec_decode_video2(), avcodec_decode_audio3() and
1396 avcodec_decode_subtitle2(). These new functions take an AVPacket *pkt
1397 argument instead of a const uint8_t *buf / int buf_size pair.
1398
343bfdd3 13992009-04-03 - 7b09db3 - lavu 50.3.0 - av_fifo_space()
b1516707
SS
1400 Introduce the av_fifo_space() function.
1401
343bfdd3 14022009-04-02 - fabd246 - lavc 52.23.0 - AVPacket
dd3bbb49
SS
1403 Move AVPacket declaration from libavformat/avformat.h to
1404 libavcodec/avcodec.h.
1405
343bfdd3 14062009-03-22 - 6e08ca9 - lavu 50.2.0 - RGB32 pixel formats
227d1b98
DB
1407 Convert the pixel formats PIX_FMT_ARGB, PIX_FMT_RGBA, PIX_FMT_ABGR,
1408 PIX_FMT_BGRA, which were defined as macros, into enum PixelFormat values.
1409 Conversely PIX_FMT_RGB32, PIX_FMT_RGB32_1, PIX_FMT_BGR32 and
1410 PIX_FMT_BGR32_1 are now macros.
1411 avcodec_get_pix_fmt() now recognizes the "rgb32" and "bgr32" aliases.
f3370e14 1412 Re-sort the enum PixelFormat list accordingly.
5a43bbc3
SS
1413 This change breaks API/ABI backward compatibility.
1414
343bfdd3 14152009-03-22 - f82674e - lavu 50.1.0 - PIX_FMT_RGB5X5 endian variants
dd3bbb49
SS
1416 Add the enum PixelFormat values:
1417 PIX_FMT_RGB565BE, PIX_FMT_RGB565LE, PIX_FMT_RGB555BE, PIX_FMT_RGB555LE,
1418 PIX_FMT_BGR565BE, PIX_FMT_BGR565LE, PIX_FMT_BGR555BE, PIX_FMT_BGR555LE.
1419
343bfdd3 14202009-03-21 - ee6624e - lavu 50.0.0 - av_random*
c8f742ca
DB
1421 The Mersenne Twister PRNG implemented through the av_random* functions
1422 was removed. Use the lagged Fibonacci PRNG through the av_lfg* functions
1423 instead.
1424
343bfdd3 14252009-03-08 - 41dd680 - lavu 50.0.0 - AVFifoBuffer
889cdae8
DB
1426 av_fifo_init, av_fifo_read, av_fifo_write and av_fifo_realloc were dropped
1427 and replaced by av_fifo_alloc, av_fifo_generic_read, av_fifo_generic_write
1428 and av_fifo_realloc2.
1429 In addition, the order of the function arguments of av_fifo_generic_read
227d1b98 1430 was changed to match av_fifo_generic_write.
889cdae8
DB
1431 The AVFifoBuffer/struct AVFifoBuffer may only be used in an opaque way by
1432 applications, they may not use sizeof() or directly access members.
22d4f236 1433
343bfdd3 14342009-03-01 - ec26457 - lavf 52.31.0 - Generic metadata API
889cdae8
DB
1435 Introduce a new metadata API (see av_metadata_get() and friends).
1436 The old API is now deprecated and should not be used anymore. This especially
429d6b21 1437 includes the following structure fields:
38ce707e
AJ
1438 - AVFormatContext.title
1439 - AVFormatContext.author
1440 - AVFormatContext.copyright
1441 - AVFormatContext.comment
1442 - AVFormatContext.album
1443 - AVFormatContext.year
1444 - AVFormatContext.track
1445 - AVFormatContext.genre
1446 - AVStream.language
1447 - AVStream.filename
1448 - AVProgram.provider_name
1449 - AVProgram.name
1450 - AVChapter.title