replaygain: correctly parse peak values
[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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162014-04-xx - xxxxxxx - lavu 53.10.0 - replaygain.h
17 Full scale for peak values is now 100000 (instead of UINT32_MAX) and values
18 may overflow.
19
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202014-04-xx - xxxxxxx - lavu 53.09.0 - log.h
21 Add AV_LOG(c) macro to have 256 color debug messages.
22
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232014-02-xx - xxxxxxx - lavu 53.08.0 - frame.h
24 Add av_frame_remove_side_data() for removing a single side data
25 instance from a frame.
26
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272014-02-xx - xxxxxxx - lavu 53.07.0 - frame.h, replaygain.h
28 Add AV_FRAME_DATA_REPLAYGAIN for exporting replaygain tags.
29 Add a new header replaygain.h with the AVReplayGain struct.
30
312014-02-xx - xxxxxxx - lavc 55.36.0 - avcodec.h
32 Add AV_PKT_DATA_REPLAYGAIN for exporting replaygain tags.
33
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342014-02-xx - xxxxxxx - lavf 55.13.0 - avformat.h
35 Add AVStream.side_data and AVStream.nb_side_data for exporting stream-global
36 side data (e.g. replaygain tags, video rotation)
37
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382014-02-xx - xxxxxxx - lavc 55.35.0 - avcodec.h
39 Give the name AVPacketSideData to the previously anonymous struct used for
40 AVPacket.side_data.
41
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422014-xx-xx - xxxxxxx - lavu 53.06.0 - pixfmt.h
43 Add RGBA64 pixel format and variants.
44
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452014-xx-xx - xxxxxxx - lavu 53.05.0 - frame.h
46 Add av_frame_copy() for copying the frame data.
47
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482014-02-xx - xxxxxxx - lavr 1.2.0 - avresample.h
49 Add avresample_is_open() for checking whether a resample context is open.
50
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512014-xx-xx - xxxxxxx - lavu 53.04.0 - opt.h
52 Add AV_OPT_FLAG_EXPORT and AV_OPT_FLAG_READONLY to mark options meant (only)
53 for reading.
54
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552014-xx-xx - xxxxxxx - lavu 53.03.01 - opt.h
56 Deprecate unused AV_OPT_FLAG_METADATA.
57
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582014-02-xx - xxxxxxx - lavu 53.3.0 - frame.h
59 Add AV_FRAME_DATA_DOWNMIX_INFO value to the AVFrameSideDataType enum and
60 downmix_info.h API, which identify downmix-related metadata.
61
d711d839 622014-02-04 - d9ae103 - lavf 55.11.0 - avformat.h
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63 Add AVFormatContext.max_interleave_delta for controlling amount of buffering
64 when interleaving.
65
d711d839 662014-01-20 - 93c553c - lavc 55.32.1 - avcodec.h
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67 Edges are not required anymore on video buffers allocated by get_buffer2()
68 (i.e. as if the CODEC_FLAG_EMU_EDGE flag was always on). Deprecate
69 CODEC_FLAG_EMU_EDGE and avcodec_get_edge_width().
70
d711d839 712014-01-05 - 5b4797a - lavu 53.2.0 - frame.h
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72 Add AV_FRAME_DATA_MATRIXENCODING value to the AVFrameSideDataType enum, which
73 identifies AVMatrixEncoding data.
74
d711d839 752014-01-05 - 5c437fb - lavu 53.1.0 - channel_layout.h
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76 Add values for various Dolby flags to the AVMatrixEncoding enum.
77
d711d839 782013-12-20 - 2a41826 - lavc 55.30.0 - avcodec.h
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79 Add HEVC profiles
80
d711d839 812013-12-11 - b9fb59d,9431356,d7b3ee9 - lavc 55.28.1 - avcodec.h
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82 av_frame_alloc(), av_frame_unref() and av_frame_free() now can and should be
83 used instead of avcodec_alloc_frame(), avcodec_get_frame_defaults() and
84 avcodec_free_frame() respectively. The latter three functions are deprecated.
85
d711d839 862013-12-09 - 7e244c6- - lavu 52.20.0 - frame.h
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87 Add AV_FRAME_DATA_STEREO3D value to the AVFrameSideDataType enum and
88 stereo3d.h API, that identify codec-independent stereo3d information.
89
d711d839 902013-11-26 - 1eaac1d- - lavu 52.19.0 - frame.h
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91 Add AV_FRAME_DATA_A53_CC value to the AVFrameSideDataType enum, which
92 identifies ATSC A53 Part 4 Closed Captions data.
93
d711d839 942013-11-14 - cce3e0a - lavu 52.18.0 - mem.h
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95 Move av_fast_malloc() and av_fast_realloc() for libavcodec to libavutil.
96
d711d839 972013-11-14 - 8941971 - lavc 55.27.0 - avcodec.h
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98 Deprecate AVCodecContext.error_rate, it is replaced by the 'error_rate'
99 private option of the mpegvideo encoder family.
100
d711d839 1012013-11-14 - 728c465 - lavc 55.26.0 - vdpau.h
ca22d1de 102 Add av_vdpau_get_profile().
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103 Add av_vdpau_alloc_context(). This function must from now on be
104 used for allocating AVVDPAUContext.
ca22d1de 105
d711d839 1062013-11-04 - cd8f772 - lavc 55.25.0 - avcodec.h
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107 Add ITU-R BT.2020 and other not yet included values to color primaries,
108 transfer characteristics and colorspaces.
109
48d1ed9c 1102013-10-31 - 28096e0 - lavu 52.17.0 - frame.h
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111 Add AVFrame.flags and AV_FRAME_FLAG_CORRUPT.
112
d711d839 1132013-09-28 - 0767bfd - lavfi 3.11.0 - avfilter.h
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114 Add AVFilterGraph.execute and AVFilterGraph.opaque for custom slice threading
115 implementations.
116
d711d839 1172013-09-21 - e208e6d - lavu 52.16.0 - pixfmt.h
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118 Add interleaved 4:2:2 8/10-bit formats AV_PIX_FMT_NV16 and
119 AV_PIX_FMT_NV20.
120
c38854c3 1212013-09-16 - 3feb3d6 - lavu 52.15.0 - mem.h
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122 Add av_reallocp.
123
c38854c3 1242013-08-10 - 5a9a9d4 - lavc 55.16.0 - avcodec.h
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125 Extend AVPacket API with av_packet_unref, av_packet_ref,
126 av_packet_move_ref, av_packet_copy_props, av_packet_free_side_data.
127
c38854c3 1282013-08-05 - f824535 - lavc 55.13.0 - avcodec.h
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129 Deprecate the bitstream-related members from struct AVVDPAUContext.
130 The bistream buffers no longer need to be explicitly freed.
131
c38854c3 1322013-08-05 - 549294f - lavc 55.12.0 - avcodec.h
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133 Deprecate the CODEC_CAP_HWACCEL_VDPAU codec capability. Use CODEC_CAP_HWACCEL
134 and select the AV_PIX_FMT_VDPAU format with get_format() instead.
135
c38854c3 1362013-08-05 - a0ad5d0 - lavu 52.14.0 - pixfmt.h
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137 Deprecate AV_PIX_FMT_VDPAU_*. Use AV_PIX_FMT_VDPAU instead.
138
c38854c3 1392013-08-02 - a8b1927 - lavc 55.11.0 - avcodec.h
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140 Add output_picture_number to AVCodecParserContext.
141
c38854c3 1422013-06-24 - 95d5246 - lavc 55.10.0 - avcodec.h
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143 Add MPEG-2 AAC profiles
144
c38854c3 1452013-06-04 - fc962d4 - lavu 52.13.0 - mem.h
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146 Add av_realloc_array and av_reallocp_array
147
c38854c3 1482013-05-24 - 129bb23 - lavfi 3.10.0 - avfilter.h
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149 Add support for slice multithreading to lavfi. Filters supporting threading
150 are marked with AVFILTER_FLAG_SLICE_THREADS.
151 New fields AVFilterContext.thread_type, AVFilterGraph.thread_type and
152 AVFilterGraph.nb_threads (accessible directly or through AVOptions) may be
153 used to configure multithreading.
154
c38854c3 1552013-05-24 - 2a6eaea - lavu 52.12.0 - cpu.h
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156 Add av_cpu_count() function for getting the number of logical CPUs.
157
c38854c3 1582013-05-24 - b493847 - lavc 55.7.0 - avcodec.h
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159 Add picture_structure to AVCodecParserContext.
160
c38854c3 1612013-05-15 - e6c4ac7 - lavu 52.11.0 - pixdesc.h
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162 Replace PIX_FMT_* flags with AV_PIX_FMT_FLAG_*.
163
c38854c3 1642013-04-03 - 507b1e4 - lavc 55.4.0 - avcodec.h
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165 Add field_order to AVCodecParserContext.
166
c38854c3 1672013-04-19 - 5e83d9a - lavc 55.2.0 - avcodec.h
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168 Add CODEC_FLAG_UNALIGNED to allow decoders to produce unaligned output.
169
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1702013-04-11 - lavfi 3.8.0
171 38f0c07 - Move all content from avfiltergraph.h to avfilter.h. Deprecate
172 avfilterhraph.h, user applications should include just avfilter.h
173 bc1a985 - Add avfilter_graph_alloc_filter(), deprecate avfilter_open() and
174 avfilter_graph_add_filter().
175 1113672 - Add AVFilterContext.graph pointing to the AVFilterGraph that contains the
176 filter.
177 48a5ada - Add avfilter_init_str(), deprecate avfilter_init_filter().
178 1ba95a9 - Add avfilter_init_dict().
179 7cdd737 - Add AVFilter.flags field and AVFILTER_FLAG_DYNAMIC_{INPUTS,OUTPUTS} flags.
180 7e8fe4b - Add avfilter_pad_count() for counting filter inputs/outputs.
181 fa2a34c - Add avfilter_next(), deprecate av_filter_next().
182 Deprecate avfilter_uninit().
183
1842013-04-09 - lavfi 3.7.0 - avfilter.h
185 b439c99 - Add AVFilter.priv_class for exporting filter options through the
186 AVOptions API in the similar way private options work in lavc and lavf.
187 8114c10 - Add avfilter_get_class().
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188 Switch all filters to use AVOptions.
189
35386fbf 1902013-03-19 - 2c328a9 - lavu 52.9.0 - pixdesc.h
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191 Add av_pix_fmt_count_planes() function for counting planes in a pixel format.
192
35386fbf 1932013-03-16 - 42c7c61 - lavfi 3.6.0
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194 Add AVFilterGraph.nb_filters, deprecate AVFilterGraph.filter_count.
195
35386fbf 1962013-03-08 - Reference counted buffers - lavu 52.8.0, lavc 55.0.0, lavf 55.0.0,
d8b31be6 197lavd 54.0.0, lavfi 3.5.0
35386fbf 198 8e401db, 1cec062 - add a new API for reference counted buffers and buffer
d8b31be6 199 pools (new header libavutil/buffer.h).
35386fbf 200 1afddbe - add AVPacket.buf to allow reference counting for the AVPacket data.
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201 Add av_packet_from_data() function for constructing packets from
202 av_malloc()ed data.
35386fbf 203 7ecc2d4 - move AVFrame from lavc to lavu (new header libavutil/frame.h), add
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204 AVFrame.buf/extended_buf to allow reference counting for the AVFrame
205 data. Add new API for working with reference-counted AVFrames.
35386fbf 206 759001c - add the refcounted_frames field to AVCodecContext to make audio and
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207 video decoders return reference-counted frames. Add get_buffer2()
208 callback to AVCodecContext which allocates reference-counted frames.
209 Add avcodec_default_get_buffer2() as the default get_buffer2()
210 implementation.
211 Deprecate AVCodecContext.get_buffer() / release_buffer() /
212 reget_buffer(), avcodec_default_get_buffer(),
213 avcodec_default_reget_buffer(), avcodec_default_release_buffer().
214 Remove avcodec_default_free_buffers(), which should not have ever
215 been called from outside of lavc.
216 Deprecate the following AVFrame fields:
217 * base -- is now stored in AVBufferRef
218 * reference, type, buffer_hints -- are unnecessary in the new API
219 * hwaccel_picture_private, owner, thread_opaque -- should not
220 have been acessed from outside of lavc
221 * qscale_table, qstride, qscale_type, mbskip_table, motion_val,
222 mb_type, dct_coeff, ref_index -- mpegvideo-specific tables,
223 which are not exported anymore.
35386fbf 224 7e35037 - switch libavfilter to use AVFrame instead of AVFilterBufferRef. Add
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225 av_buffersrc_add_frame(), deprecate av_buffersrc_buffer().
226 Add av_buffersink_get_frame() and av_buffersink_get_samples(),
227 deprecate av_buffersink_read() and av_buffersink_read_samples().
228 Deprecate AVFilterBufferRef and all functions for working with it.
229
35386fbf 2302013-03-17 - 12c5c1d - lavu 52.8.0 - avstring.h
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231 Add av_isdigit, av_isgraph, av_isspace, av_isxdigit.
232
35386fbf 2332013-02-23 - 9f12235 - lavfi 3.4.0 - avfiltergraph.h
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234 Add resample_lavr_opts to AVFilterGraph for setting libavresample options
235 for auto-inserted resample filters.
236
35386fbf 2372013-01-25 - 38c1466 - lavu 52.7.0 - dict.h
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238 Add av_dict_parse_string() to set multiple key/value pairs at once from a
239 string.
240
35386fbf 2412013-01-25 - b85a5e8 - lavu 52.6.0 - avstring.h
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242 Add av_strnstr()
243
35386fbf 2442013-01-15 - 8ee288d - lavu 52.5.0 - hmac.h
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245 Add AVHMAC.
246
35386fbf 2472013-01-13 - 44e065d - lavc 54.36.0 - vdpau.h
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248 Add AVVDPAUContext struct for VDPAU hardware-accelerated decoding.
249
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2502013-01-12 - 169fb94 - lavu 52.4.0 - pixdesc.h
251 Add AV_PIX_FMT_VDPAU flag.
252
142c3909 2532013-01-07 - 074a00d - lavr 1.1.0
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254 Add avresample_set_channel_mapping() for input channel reordering,
255 duplication, and silencing.
256
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257------------------------------8<-------------------------------------
258 9 branch was cut here
259----------------------------->8--------------------------------------
260
f89466ad 2612012-12-29 - d8fd06c - lavu 52.3.0 - avstring.h
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262 Add av_basename() and av_dirname().
263
142c3909 2642012-11-11 - 5980f5d - lavu 52.2.0 - audioconvert.h
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265 Rename audioconvert.h to channel_layout.h. audioconvert.h is now deprecated.
266
142c3909 2672012-11-05 - dfde8a3 - lavu 52.1.0 - intmath.h
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268 Add av_ctz() for trailing zero bit count
269
142c3909 2702012-10-21 - a893655 - lavu 51.45.0 - error.h
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271 Add AVERROR_EXPERIMENTAL
272
142c3909 2732012-10-12 - d2fcb35 - lavu 51.44.0 - pixdesc.h
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274 Add functions for accessing pixel format descriptors.
275 Accessing the av_pix_fmt_descriptors array directly is now
276 deprecated.
277
142c3909 2782012-10-11 - 9a92aea - lavu 51.43.0 - aes.h, md5.h, sha.h, tree.h
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279 Add functions for allocating the opaque contexts for the algorithms,
280 deprecate the context size variables.
281
142c3909 2822012-10-10 - b522000 - lavf 54.18.0 - avio.h
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283 Add avio_closep to complement avio_close.
284
142c3909 2852012-10-08 - 78071a1 - lavu 51.42.0 - pixfmt.h
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286 Rename PixelFormat to AVPixelFormat and all PIX_FMT_* to AV_PIX_FMT_*.
287 To provide backwards compatibility, PixelFormat is now #defined as
288 AVPixelFormat.
289 Note that this can break user code that includes pixfmt.h and uses the
290 'PixelFormat' identifier. Such code should either #undef PixelFormat
291 or stop using the PixelFormat name.
292
2f49e3da 2932012-10-05 - e7ba5b1 - lavr 1.0.0 - avresample.h
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294 Data planes parameters to avresample_convert() and
295 avresample_read() are now uint8_t** instead of void**.
296 Libavresample is now stable.
297
2f49e3da 2982012-09-24 - a42aada - lavc 54.28.0 - avcodec.h
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299 Add avcodec_free_frame(). This function must now
300 be used for freeing an AVFrame.
301
2f49e3da 3022012-09-12 - 8919fee - lavu 51.41.0 - audioconvert.h
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303 Added AV_CH_LOW_FREQUENCY_2 channel mask value.
304
2f49e3da 3052012-09-04 - 686a329 - lavu 51.40.0 - opt.h
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306 Reordered the fields in default_val in AVOption, changed which
307 default_val field is used for which AVOptionType.
308
2f49e3da 3092012-08-30 - a231832 - lavc 54.26.1 - avcodec.h
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310 Add codec descriptor properties AV_CODEC_PROP_LOSSY and
311 AV_CODEC_PROP_LOSSLESS.
312
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3132012-08-18 - lavc 54.26 - avcodec.h
314 Add codec descriptors for accessing codec properties without having
315 to refer to a specific decoder or encoder.
316
317 c223d79 - Add an AVCodecDescriptor struct and functions
318 avcodec_descriptor_get() and avcodec_descriptor_next().
319 51efed1 - Add AVCodecDescriptor.props and AV_CODEC_PROP_INTRA_ONLY.
320 91e59fe - Add avcodec_descriptor_get_by_name().
321
322
3232012-08-08 - 1d9c2dc - lavu 51.39 - avutil.h
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324 Don't implicitly include libavutil/common.h in avutil.h
325
7b44061f 3262012-08-08 - 987170c - lavu 51.38 - dict.h
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327 Add av_dict_count().
328
7b44061f 3292012-08-07 - 104e10f - lavc 54.25 - avcodec.h
104e10fb 330 Rename CodecID to AVCodecID and all CODEC_ID_* to AV_CODEC_ID_*.
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331 To provide backwards compatibility, CodecID is now #defined as AVCodecID.
332 Note that this can break user code that includes avcodec.h and uses the
333 'CodecID' identifier. Such code should either #undef CodecID or stop using the
334 CodecID name.
104e10fb 335
7b44061f 3362012-08-03 - 239fdf1 - lavu 51.37.1 - cpu.h
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337 lsws 2.1.1 - swscale.h
338 Rename AV_CPU_FLAG_MMX2 ---> AV_CPU_FLAG_MMXEXT.
339 Rename SWS_CPU_CAPS_MMX2 ---> SWS_CPU_CAPS_MMXEXT.
340
7b44061f 3412012-07-29 - 681ed00 - lavf 54.13.0 - avformat.h
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342 Add AVFMT_FLAG_NOBUFFER for low latency use cases.
343
7b44061f 3442012-07-20 - b70d89a - lavfi 3.0.0 - avfilter.h
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345 Add avfilter_unref_bufferp().
346
45ff9e5b 3472012-07-10 - 5fade8a - lavu 51.37.0
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348 Add av_malloc_array() and av_mallocz_array()
349
45ff9e5b 3502012-06-22 - d3d3a32 - lavu 51.34.0
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351 Add av_usleep()
352
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3532012-06-20 - ae0a301 - lavu 51.33.0
354 Move av_gettime() to libavutil, add libavutil/time.h
355
45ff9e5b 3562012-06-09 - 3971be0 - lavr 0.0.3
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357 Add a parameter to avresample_build_matrix() for Dolby/DPLII downmixing.
358
45ff9e5b 3592012-06-12 - 9baeff9 - lavfi 2.23.0 - avfilter.h
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360 Add AVFilterContext.nb_inputs/outputs. Deprecate
361 AVFilterContext.input/output_count.
362
45ff9e5b 3632012-06-12 - 84b9fbe - lavfi 2.22.0 - avfilter.h
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364 Add avfilter_pad_get_type() and avfilter_pad_get_name(). Those
365 should now be used instead of accessing AVFilterPad members
366 directly.
367
45ff9e5b 3682012-06-12 - b0f0dfc - lavu 51.32.0 - audioconvert.h
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369 Add av_get_channel_layout_channel_index(), av_get_channel_name()
370 and av_channel_layout_extract_channel().
371
45ff9e5b 3722012-05-25 - 154486f - lavu 51.31.0 - opt.h
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373 Add av_opt_set_bin()
374
45ff9e5b 3752012-05-26 - e9cef89 - lavf 54.3.0
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376 Add AVFMT_TS_NONSTRICT format flag to indicate that a muxer supports
377 non-increasing monotone timestamps.
378
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3792012-05-15 - lavfi 2.17.0
380 Add support for audio filters
381 ac71230/a2cd9be - add video/audio buffer sink in a new installed
382 header buffersink.h
383 720c6b7 - add av_buffersrc_write_frame(), deprecate
384 av_vsrc_buffer_add_frame()
385 ab16504 - add avfilter_copy_buf_props()
386 9453c9e - add extended_data to AVFilterBuffer
387 1b8c927 - add avfilter_get_audio_buffer_ref_from_arrays()
388
3892012-05-09 - lavu 51.30.0 - samplefmt.h
390 142e740 - add av_samples_copy()
391 6d7f617 - add av_samples_set_silence()
392
3932012-05-09 - a5117a2 - lavc 54.13.1
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394 For audio formats with fixed frame size, the last frame
395 no longer needs to be padded with silence, libavcodec
396 will handle this internally (effectively all encoders
397 behave as if they had CODEC_CAP_SMALL_LAST_FRAME set).
398
d89eca50 3992012-05-07 - 828bd08 - lavc 54.13.0 - avcodec.h
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400 Add sample_rate and channel_layout fields to AVFrame.
401
d89eca50 4022012-05-01 - 4010d72 - lavr 0.0.1
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403 Change AV_MIX_COEFF_TYPE_Q6 to AV_MIX_COEFF_TYPE_Q8.
404
f7ff0999 4052012-04-25 - 3527a73 - lavu 51.29.0 - cpu.h
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406 Add av_parse_cpu_flags()
407
f7ff0999 4082012-04-24 - c8af852 - lavr 0.0.0
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409 Add libavresample audio conversion library
410
f7ff0999 4112012-04-20 - 0c0d1bc - lavu 51.28.0 - audio_fifo.h
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412 Add audio FIFO functions:
413 av_audio_fifo_free()
414 av_audio_fifo_alloc()
415 av_audio_fifo_realloc()
416 av_audio_fifo_write()
417 av_audio_fifo_read()
418 av_audio_fifo_drain()
419 av_audio_fifo_reset()
420 av_audio_fifo_size()
421 av_audio_fifo_space()
422
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4232012-04-14 - lavfi 2.16.0 - avfiltergraph.h
424 d7bcc71 Add avfilter_graph_parse2().
425 91d3cbe Add avfilter_inout_alloc() and avfilter_inout_free().
91d3cbe0 426
f7ff0999 4272012-04-08 - 4d693b0 - lavu 51.27.0 - samplefmt.h
4d693b02
JR
428 Add av_get_packed_sample_fmt() and av_get_planar_sample_fmt()
429
f7ff0999 4302012-04-05 - 5cc51a5 - lavu 51.26.0 - audioconvert.h
5cc51a58
JR
431 Add av_get_default_channel_layout()
432
bf5f46b4
JG
4332012-03-20 - 3c90cc2 - lavfo 54.2.0
434 Deprecate av_read_packet(), use av_read_frame() with
435 AVFMT_FLAG_NOPARSE | AVFMT_FLAG_NOFILLIN in AVFormatContext.flags
436
5d20e7b7 4372012-03-06 - 4d851f8 - lavu 51.25.0 - cpu.h
4d851f8d
AK
438 Add av_set_cpu_flags_mask().
439
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4402012-03-05 - lavc 54.8.0
441 6699d07 Add av_get_exact_bits_per_sample()
442 9524cf7 Add av_get_audio_frame_duration()
9524cf79 443
5d20e7b7 4442012-03-04 - 44fe77b - lavc 54.7.0 - avcodec.h
44fe77b3
AK
445 Add av_codec_is_encoder/decoder().
446
5d20e7b7 4472012-03-01 - 442c132 - lavc 54.3.0 - avcodec.h
442c1320
MS
448 Add av_packet_shrink_side_data.
449
5d20e7b7 4502012-02-29 - dd2a4bc - lavf 54.2.0 - avformat.h
32253747
AK
451 Add AVStream.attached_pic and AV_DISPOSITION_ATTACHED_PIC,
452 used for dealing with attached pictures/cover art.
453
f5f5b154 4542012-02-25 - c9bca80 - lavu 51.24.0 - error.h
c9bca801 455 Add AVERROR_UNKNOWN
75bdd55e 456 NOTE: this was backported to 0.8
c9bca801 457
f5f5b154 4582012-02-20 - e9cda85 - lavc 54.2.0
e9cda853
JR
459 Add duration field to AVCodecParserContext
460
f5f5b154 4612012-02-20 - 0b42a93 - lavu 51.23.1 - mathematics.h
0b42a938
JR
462 Add av_rescale_q_rnd()
463
f5f5b154 4642012-02-08 - 38d5533 - lavu 51.22.1 - pixdesc.h
38d55332
AK
465 Add PIX_FMT_PSEUDOPAL flag.
466
f5f5b154 4672012-02-08 - 52f82a1 - lavc 54.01.0
52f82a11
AK
468 Add avcodec_encode_video2() and deprecate avcodec_encode_video().
469
fcc518a0 4702012-02-01 - 316fc74 - lavc 54.01.0
316fc744
JG
471 Add av_fast_padded_malloc() as alternative for av_realloc() when aligned
472 memory is required. The buffer will always have FF_INPUT_BUFFER_PADDING_SIZE
473 zero-padded bytes at the end.
474
fcc518a0 4752012-01-31 - dd6d3b0 - lavf 54.01.0
dd6d3b0e 476 Add avformat_get_riff_video_tags() and avformat_get_riff_audio_tags().
75bdd55e 477 NOTE: this was backported to 0.8
dd6d3b0e 478
fcc518a0 4792012-01-31 - af08d9a - lavc 54.01.0
af08d9ae 480 Add avcodec_is_open() function.
75bdd55e 481 NOTE: this was backported to 0.8
af08d9ae 482
fcc518a0 4832012-01-30 - 8b93312 - lavu 51.22.0 - intfloat.h
8b933129
PM
484 Add a new installed header libavutil/intfloat.h with int/float punning
485 functions.
75bdd55e 486 NOTE: this was backported to 0.8
8b933129 487
6cb28829
MS
4882012-01-25 - lavf 53.22.0
489 f1caf01 Allow doing av_write_frame(ctx, NULL) for flushing possible
490 buffered data within a muxer. Added AVFMT_ALLOW_FLUSH for
491 muxers supporting it (av_write_frame makes sure it is called
492 only for muxers with this flag).
493
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494------------------------------8<-------------------------------------
495 0.8 branch was cut here
496----------------------------->8--------------------------------------
497
7512bb74 4982012-01-15 - lavc 53.34.0
a6ccae3f 499 New audio encoding API:
7512bb74 500 b2c75b6 Add CODEC_CAP_VARIABLE_FRAME_SIZE capability for use by audio
a6ccae3f 501 encoders.
7512bb74
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502 5ee5fa0 Add avcodec_fill_audio_frame() as a convenience function.
503 b2c75b6 Add avcodec_encode_audio2() and deprecate avcodec_encode_audio().
a6ccae3f
JR
504 Add AVCodec.encode2().
505
7512bb74 5062012-01-12 - 3167dc9 - lavfi 2.15.0
3167dc95
AK
507 Add a new installed header -- libavfilter/version.h -- with version macros.
508
c04a954d
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5092011-01-03 - b73ec05 - lavu 51.21.0
510 Add av_popcount64
511
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5122011-12-25 - lavfi 2.14.0
513 e1d9dbf Add a new installed header - buffersrc.h
514 It contains a new function av_buffersrc_buffer() that allows passing
515 frames to the 'buffer' filter, but unlike av_vsrc_buffer_add_frame()
516 it allows for direct rendering.
517 1c9e340 Add avfilter_copy_frame_props() for copying properties from
518 AVFrame to AVFilterBufferRef.
519
5202011-12-25 - lavc 53.31.0
521 Add the following new fields to AVFrame:
522 b58dbb5 sample_aspect_ratio
523 3a2ddf7 width, height
524 8a4a5f6 format
525
2a216ca2 5262011-12-18 - 8400b12 - lavc 53.28.1
8400b126
MR
527 Deprecate AVFrame.age. The field is unused.
528
c04a954d
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5292011-12-12 - 5266045 - lavf 53.17.0
530 Add avformat_close_input().
52660454
AK
531 Deprecate av_close_input_file() and av_close_input_stream().
532
c04a954d 5332011-12-02 - 0eea212 - lavc 53.25.0
0eea2129
JR
534 Add nb_samples and extended_data fields to AVFrame.
535 Deprecate AVCODEC_MAX_AUDIO_FRAME_SIZE.
536 Deprecate avcodec_decode_audio3() in favor of avcodec_decode_audio4().
537 avcodec_decode_audio4() writes output samples to an AVFrame, which allows
538 audio decoders to use get_buffer().
539
c04a954d 5402011-12-04 - 560f773 - lavc 53.24.0
560f773c
JR
541 Change AVFrame.data[4]/base[4]/linesize[4]/error[4] to [8] at next major bump.
542 Change AVPicture.data[4]/linesize[4] to [8] at next major bump.
543 Change AVCodecContext.error[4] to [8] at next major bump.
544 Add AV_NUM_DATA_POINTERS to simplify the bump transition.
545
b94a3b28 5462011-11-23 - bbb46f3 - lavu 51.18.0
bbb46f3e
JR
547 Add av_samples_get_buffer_size(), av_samples_fill_arrays(), and
548 av_samples_alloc(), to samplefmt.h.
549
b94a3b28 5502011-11-23 - 8889cc4 - lavu 51.17.0
8889cc4f
JR
551 Add planar sample formats and av_sample_fmt_is_planar() to samplefmt.h.
552
b94a3b28 5532011-11-19 - f3a29b7 - lavc 53.21.0
f3a29b75
JR
554 Move some AVCodecContext fields to a new private struct, AVCodecInternal,
555 which is accessed from a new field, AVCodecContext.internal.
556 - fields moved:
557 AVCodecContext.internal_buffer --> AVCodecInternal.buffer
558 AVCodecContext.internal_buffer_count --> AVCodecInternal.buffer_count
559 AVCodecContext.is_copy --> AVCodecInternal.is_copy
560
b94a3b28
MR
5612011-11-16 - 6270671 - lavu 51.16.0
562 Add av_timegm()
563
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5642011-11-13 - lavf 53.15.0
565 New interrupt callback API, allowing per-AVFormatContext/AVIOContext
566 interrupt callbacks.
567 6aa0b98 Add AVIOInterruptCB struct and the interrupt_callback field to
568 AVFormatContext.
569 1dee0ac Add avio_open2() with additional parameters. Those are
570 an interrupt callback and an options AVDictionary.
571 This will allow passing AVOptions to protocols after lavf
572 54.0.
573
eacec07e 5742011-11-06 - ba04ecf - lavu 51.14.0
ba04ecfd
RD
575 Add av_strcasecmp() and av_strncasecmp() to avstring.h.
576
eacec07e 5772011-11-06 - 07b172f - lavu 51.13.0
07b172fe
LB
578 Add av_toupper()/av_tolower()
579
eacec07e 5802011-11-05 - b6d08f4 - lavf 53.13.0
c9b309e8 581 Add avformat_network_init()/avformat_network_deinit()
b6d08f40 582
eacec07e 5832011-10-27 - 512557b - lavc 53.15.0
512557b2
JR
584 Remove avcodec_parse_frame.
585 Deprecate AVCodecContext.parse_only and CODEC_CAP_PARSE_ONLY.
586
eacec07e 5872011-10-19 - 569129a - lavf 53.10.0
569129a6
AK
588 Add avformat_new_stream(). Deprecate av_new_stream().
589
eacec07e 5902011-10-13 - b631fba - lavf 53.9.0
b631fba9
JR
591 Add AVFMT_NO_BYTE_SEEK AVInputFormat flag.
592
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5932011-10-12 - lavu 51.12.0
594 AVOptions API rewrite.
595
596 - 145f741 FF_OPT_TYPE* renamed to AV_OPT_TYPE_*
597 - new setting/getting functions with slightly different semantics:
598 dac66da av_set_string3 -> av_opt_set
599 av_set_double -> av_opt_set_double
600 av_set_q -> av_opt_set_q
601 av_set_int -> av_opt_set_int
602
603 41d9d51 av_get_string -> av_opt_get
604 av_get_double -> av_opt_get_double
605 av_get_q -> av_opt_get_q
606 av_get_int -> av_opt_get_int
607
608 - 8c5dcaa trivial rename av_next_option -> av_opt_next
609 - 641c7af new functions - av_opt_child_next, av_opt_child_class_next
610 and av_opt_find2()
611
7f9b0ef9 6122011-09-03 - fb4ca26 - lavc 53.10.0
fb4ca26b
AK
613 lavf 53.6.0
614 lsws 2.1.0
615 Add {avcodec,avformat,sws}_get_class().
616
7f9b0ef9 6172011-09-03 - c11fb82 - lavu 51.10.0
c11fb828
AK
618 Add AV_OPT_SEARCH_FAKE_OBJ flag for av_opt_find() function.
619
96d8e18a
JN
6202011-08-26 - lavu 51.9.0
621 - f2011ed Add av_fifo_peek2(), deprecate av_fifo_peek().
622 - add41de..abc78a5 Do not include intfloat_readwrite.h,
623 mathematics.h, rational.h, pixfmt.h, or log.h from avutil.h.
f2011ed2 624
7f9b0ef9 6252011-08-16 - 48f9e45 - lavf 53.4.0
48f9e457
AK
626 Add avformat_query_codec().
627
7f9b0ef9 6282011-08-16 - bca06e7 - lavc 53.8.0
bca06e77
AK
629 Add avcodec_get_type().
630
e3a70c7c
DB
6312011-08-06 - 2f63440 - lavf 53.4.0
632 Add error_recognition to AVFormatContext.
633
5038f9b2
LB
6342011-08-02 - 9d39cbf - lavc 53.7.1
635 Add AV_PKT_FLAG_CORRUPT AVPacket flag.
636
6cb11979 6372011-07-10 - a67c061 - lavf 53.3.0
f2f523ff 638 Add avformat_find_stream_info(), deprecate av_find_stream_info().
9c47f2b2 639 NOTE: this was backported to 0.7
f2f523ff 640
6cb11979 6412011-07-10 - 0b950fe - lavc 53.6.0
f2f523ff 642 Add avcodec_open2(), deprecate avcodec_open().
9c47f2b2
AK
643 NOTE: this was backported to 0.7
644
44911f29
AK
645 Add avcodec_alloc_context3. Deprecate avcodec_alloc_context() and
646 avcodec_alloc_context2().
f2f523ff 647
6cb11979 6482011-06-23 - 67e9ae1 - lavu 51.8.0 - attributes.h
67e9ae14
MS
649 Add av_printf_format().
650
9c47f2b2
AK
651------------------------------8<-------------------------------------
652 0.7 branch was cut here
653----------------------------->8--------------------------------------
654
6cb11979 6552011-06-16 - 05e84c9, 25de595 - lavf 53.2.0 - avformat.h
7c44d716
AK
656 Add avformat_open_input and avformat_write_header().
657 Deprecate av_open_input_stream, av_open_input_file,
658 AVFormatParameters and av_write_header.
659
6cb11979 6602011-06-16 - 7e83e1c, dc59ec5 - lavu 51.7.0 - opt.h
7c44d716
AK
661 Add av_opt_set_dict() and av_opt_find().
662 Deprecate av_find_opt().
663 Add AV_DICT_APPEND flag.
664
6cb11979 6652011-06-10 - cb7c11c - lavu 51.6.0 - opt.h
cb7c11cc
MS
666 Add av_opt_flag_is_set().
667
6cb11979 6682011-06-08 - d9f80ea - lavu 51.5.0 - AVMetadata
d9f80ea2
AK
669 Move AVMetadata from lavf to lavu and rename it to
670 AVDictionary -- new installed header dict.h.
671 All av_metadata_* functions renamed to av_dict_*.
672
1397ac0a 6732011-06-07 - a6703fa - lavu 51.4.0 - av_get_bytes_per_sample()
a6703faa
SS
674 Add av_get_bytes_per_sample() in libavutil/samplefmt.h.
675 Deprecate av_get_bits_per_sample_fmt().
676
6cb11979 6772011-06-05 - b39b062 - lavu 51.3.0 - opt.h
b39b0623
AK
678 Add av_opt_free convenience function.
679
04de5bf5 6802011-05-28 - 0420bd7 - lavu 51.2.0 - pixdesc.h
8f653e28
SS
681 Add av_get_pix_fmt_name() in libavutil/pixdesc.h, and deprecate
682 avcodec_get_pix_fmt_name() in libavcodec/avcodec.h in its favor.
683
19a686b8 6842011-05-25 - 30315a8 - lavf 53.1.0 - avformat.h
30315a8d
AC
685 Add fps_probe_size to AVFormatContext.
686
41e21e4d 6872011-05-18 - 64150ff - lavc 53.4.0 - AVCodecContext.request_sample_fmt
00e5da89
JR
688 Add request_sample_fmt field to AVCodecContext.
689
36dc49b7 6902011-05-10 - 188dea1 - lavc 53.3.0 - avcodec.h
188dea1d
AK
691 Deprecate AVLPCType and the following fields in
692 AVCodecContext: lpc_coeff_precision, prediction_order_method,
693 min_partition_order, max_partition_order, lpc_type, lpc_passes.
694 Corresponding FLAC encoder options should be used instead.
695
36dc49b7 6962011-04-26 - bebe72f - lavu 51.1.0 - avutil.h
bebe72f4
SS
697 Add AVPictureType enum and av_get_picture_type_char(), deprecate
698 FF_*_TYPE defines and av_get_pict_type_char() defined in
699 libavcodec/avcodec.h.
700
36dc49b7 7012011-04-26 - 10d3940 - lavfi 2.3.0 - avfilter.h
10d39405
RPM
702 Add pict_type and key_frame fields to AVFilterBufferRefVideo.
703
36dc49b7 7042011-04-26 - 7a11c82 - lavfi 2.2.0 - vsrc_buffer
7a11c82f
MN
705 Add sample_aspect_ratio fields to vsrc_buffer arguments
706
b4a53314 7072011-04-21 - 94f7451 - lavc 53.1.0 - avcodec.h
94f7451a
RB
708 Add CODEC_CAP_SLICE_THREADS for codecs supporting sliced threading.
709
aad2f2f4
K
7102011-04-15 - lavc 52.120.0 - avcodec.h
711 AVPacket structure got additional members for passing side information:
712 4de339e introduce side information for AVPacket
713 2d8591c make containers pass palette change in AVPacket
714
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7152011-04-12 - lavf 52.107.0 - avio.h
716 Avio cleanup, part II - deprecate the entire URLContext API:
717 175389c add avio_check as a replacement for url_exist
718 ff1ec0c add avio_pause and avio_seek_time as replacements
719 for _av_url_read_fseek/fpause
720 cdc6a87 deprecate av_protocol_next(), avio_enum_protocols
721 should be used instead.
722 80c6e23 rename url_set_interrupt_cb->avio_set_interrupt_cb.
723 f87b1b3 rename open flags: URL_* -> AVIO_*
724 f8270bb add avio_enum_protocols.
725 5593f03 deprecate URLProtocol.
726 c486dad deprecate URLContext.
727 026e175 deprecate the typedef for URLInterruptCB
728 8e76a19 deprecate av_register_protocol2.
729 b840484 deprecate URL_PROTOCOL_FLAG_NESTED_SCHEME
730 1305d93 deprecate av_url_read_seek
731 fa104e1 deprecate av_url_read_pause
732 727c7aa deprecate url_get_filename().
733 5958df3 deprecate url_max_packet_size().
734 1869ea0 deprecate url_get_file_handle().
735 32a97d4 deprecate url_filesize().
736 e52a914 deprecate url_close().
737 58a48c6 deprecate url_seek().
738 925e908 deprecate url_write().
739 dce3756 deprecate url_read_complete().
740 bc371ac deprecate url_read().
741 0589da0 deprecate url_open().
742 62eaaea deprecate url_connect.
743 5652bb9 deprecate url_alloc.
744 333e894 deprecate url_open_protocol
745 e230705 deprecate url_poll and URLPollEntry
746
73389754
PR
7472011-04-10 - lavu 50.40.0 - pixfmt.h
748 Add PIX_FMT_BGR48LE and PIX_FMT_BGR48BE pixel formats
749
0c68c804
AK
7502011-04-08 - lavf 52.106.0 - avformat.h
751 Minor avformat.h cleanup:
752 a9bf9d8 deprecate av_guess_image2_codec
753 c3675df rename avf_sdp_create->av_sdp_create
754
4dcde00c
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7552011-04-03 - lavf 52.105.0 - avio.h
756 Large-scale renaming/deprecating of AVIOContext-related functions:
757 724f6a0 deprecate url_fdopen
758 403ee83 deprecate url_open_dyn_packet_buf
759 6dc7d80 rename url_close_dyn_buf -> avio_close_dyn_buf
760 b92c545 rename url_open_dyn_buf -> avio_open_dyn_buf
761 8978fed introduce an AVIOContext.seekable field as a replacement for
762 AVIOContext.is_streamed and url_is_streamed()
763 b64030f deprecate get_checksum()
764 4c4427a deprecate init_checksum()
765 4ec153b deprecate udp_set_remote_url/get_local_port
766 933e90a deprecate av_url_read_fseek/fpause
767 8d9769a deprecate url_fileno
768 b7f2fdd rename put_flush_packet -> avio_flush
769 35f1023 deprecate url_close_buf
770 83fddae deprecate url_open_buf
771 d9d86e0 rename url_fprintf -> avio_printf
772 59f65d9 deprecate url_setbufsize
773 3e68b3b deprecate url_ferror
774 66e5b1d deprecate url_feof
775 e8bb2e2 deprecate url_fget_max_packet_size
776 76aa876 rename url_fsize -> avio_size
777 e519753 deprecate url_fgetc
778 655e45e deprecate url_fgets
779 a2704c9 rename url_ftell -> avio_tell
780 e16ead0 deprecate get_strz() in favor of avio_get_str
781 0300db8,2af07d3 rename url_fskip -> avio_skip
782 6b4aa5d rename url_fseek -> avio_seek
783 61840b4 deprecate put_tag
784 22a3212 rename url_fopen/fclose -> avio_open/close.
785 0ac8e2b deprecate put_nbyte
786 77eb550 rename put_byte -> avio_w8
787 put_[b/l]e<type> -> avio_w[b/l]<type>
788 put_buffer -> avio_write
789 b7effd4 rename get_byte -> avio_r8,
790 get_[b/l]e<type> -> avio_r[b/l]<type>
791 get_buffer -> avio_read
792 b3db9ce deprecate get_partial_buffer
793 8d9ac96 rename av_alloc_put_byte -> avio_alloc_context
794
0b18b49b
JR
7952011-03-25 - 34b47d7 - lavc 52.115.0 - AVCodecContext.audio_service_type
796 Add audio_service_type field to AVCodecContext.
797
dc6fdad5
MS
7982011-03-02 - 863c471 - lavf 52.103.0 - av_pkt_dump2, av_pkt_dump_log2
799 Add new functions av_pkt_dump2, av_pkt_dump_log2 that uses the
800 source stream timebase for outputting timestamps. Deprecate
801 av_pkt_dump and av_pkt_dump_log.
802
d2bbf82e
RB
8032011-02-20 - e731b8d - lavf 52.102.0 - avio.h
804 * e731b8d - rename init_put_byte() to ffio_init_context(), deprecating the
805 original, and move it to a private header so it is no longer
806 part of our public API. Instead, use av_alloc_put_byte().
807 * ae628ec - rename ByteIOContext to AVIOContext.
808
c3dbfa1a 8092011-02-16 - 09d171b - lavf 52.101.0 - avformat.h
09d171b9 810 lavu 52.39.0 - parseutils.h
c3dbfa1a
JG
811 * 610219a - Add av_ prefix to dump_format().
812 * f6c7375 - Replace parse_date() in lavf with av_parse_time() in lavu.
813 * ab0287f - Move find_info_tag from lavf to lavu and add av_prefix to it.
09d171b9 814
737eb597
RT
8152011-02-15 - lavu 52.38.0 - merge libavcore
816 libavcore is merged back completely into libavutil
817
8ed4cc65
MR
8182011-02-10 - 55bad0c - lavc 52.113.0 - vbv_delay
819 Add vbv_delay field to AVCodecContext
820
935ee1b9
MR
8212011-02-14 - 24a83bd - lavf 52.100.0 - AV_DISPOSITION_CLEAN_EFFECTS
822 Add AV_DISPOSITION_CLEAN_EFFECTS disposition flag.
823
08a459f0
MR
8242011-02-14 - 910b5b8 - lavfi 1.76.0 - AVFilterLink sample_aspect_ratio
825 Add sample_aspect_ratio field to AVFilterLink.
826
77c330a0
AH
8272011-02-10 - 12c14cd - lavf 52.99.0 - AVStream.disposition
828 Add AV_DISPOSITION_HEARING_IMPAIRED and AV_DISPOSITION_VISUAL_IMPAIRED.
829
f2146944 8302011-02-09 - 5592734 - lavc 52.112.0 - avcodec_thread_init()
c0b102ca
AS
831 Deprecate avcodec_thread_init()/avcodec_thread_free() use; instead
832 set thread_count before calling avcodec_open.
833
8e8cc52b 8342011-02-09 - 778b08a - lavc 52.111.0 - threading API
37b00b47
AS
835 Add CODEC_CAP_FRAME_THREADS with new restrictions on get_buffer()/
836 release_buffer()/draw_horiz_band() callbacks for appropriate codecs.
837 Add thread_type and active_thread_type fields to AVCodecContext.
838
c2bd7578 8392011-02-08 - 3940caa - lavf 52.98.0 - av_probe_input_buffer
3940caad
AH
840 Add av_probe_input_buffer() to avformat.h for probing format from a
841 ByteIOContext.
842
ae0f8a1a 8432011-02-06 - fe174fc - lavf 52.97.0 - avio.h
fe174fc8
NG
844 Add flag for non-blocking protocols: URL_FLAG_NONBLOCK
845
ff197489
MS
8462011-02-04 - f124b08 - lavf 52.96.0 - avformat_free_context()
847 Add avformat_free_context() in avformat.h.
848
75fd0668
TH
8492011-02-03 - f5b82f4 - lavc 52.109.0 - add CODEC_ID_PRORES
850 Add CODEC_ID_PRORES to avcodec.h.
851
7ab8758b
JG
8522011-02-03 - fe9a3fb - lavc 52.109.0 - H.264 profile defines
853 Add defines for H.264 * Constrained Baseline and Intra profiles
854
4868bebe
AK
8552011-02-02 - lavf 52.95.0
856 * 50196a9 - add a new installed header version.h.
857 * 4efd5cf, dccbd97, 93b78d1 - add several variants of public
858 avio_{put,get}_str* functions. Deprecate corresponding semi-public
859 {put,get}_str*.
860
8612011-02-02 - dfd2a00 - lavu 50.37.0 - log.h
862 Make av_dlog public.
863
343bfdd3 8642011-01-15 - a242ac3 - lavfi 1.74.0 - AVFilterBufferRefAudioProps
a242ac36
SS
865 Rename AVFilterBufferRefAudioProps.samples_nb to nb_samples.
866
343bfdd3 8672011-01-14 - 7f88a5b - lavf 52.93.0 - av_metadata_copy()
f93fe776
SS
868 Add av_metadata_copy() in avformat.h.
869
343bfdd3 8702011-01-07 - 81c623f - lavc 52.107.0 - deprecate reordered_opaque
81c623fa
MN
871 Deprecate reordered_opaque in favor of pkt_pts/dts.
872
343bfdd3 8732011-01-07 - 1919fea - lavc 52.106.0 - pkt_dts
1919feaf
MN
874 Add pkt_dts to AVFrame, this will in the future allow multithreading decoders
875 to not mess up dts.
876
343bfdd3 8772011-01-07 - 393cbb9 - lavc 52.105.0 - pkt_pts
393cbb96
MN
878 Add pkt_pts to AVFrame.
879
343bfdd3 8802011-01-07 - 060ec0a - lavc 52.104.0 - av_get_profile_name()
060ec0a8
AH
881 Add av_get_profile_name to libavcodec/avcodec.h.
882
343bfdd3 8832010-12-27 - 0ccabee - lavfi 1.71.0 - AV_PERM_NEG_LINESIZES
28e5d45c
SS
884 Add AV_PERM_NEG_LINESIZES in avfilter.h.
885
343bfdd3 8862010-12-27 - 9128ae0 - lavf 52.91.0 - av_find_best_stream()
9128ae08
NG
887 Add av_find_best_stream to libavformat/avformat.h.
888
343bfdd3 8892010-12-27 - 107a7e3 - lavf 52.90.0
107a7e3e
AK
890 Add AVFMT_NOSTREAMS flag for formats with no streams,
891 like e.g. text metadata.
892
343bfdd3 8932010-12-22 - 0328b9e - lavu 50.36.0 - file.h
0328b9ea
SS
894 Add functions av_file_map() and av_file_unmap() in file.h.
895
343bfdd3 8962010-12-19 - 0bc55f5 - lavu 50.35.0 - error.h
0bc55f5d
NG
897 Add "not found" error codes:
898 AVERROR_DEMUXER_NOT_FOUND
899 AVERROR_MUXER_NOT_FOUND
900 AVERROR_DECODER_NOT_FOUND
901 AVERROR_ENCODER_NOT_FOUND
902 AVERROR_PROTOCOL_NOT_FOUND
903 AVERROR_FILTER_NOT_FOUND
904 AVERROR_BSF_NOT_FOUND
905 AVERROR_STREAM_NOT_FOUND
906
343bfdd3 9072010-12-09 - c61cdd0 - lavcore 0.16.0 - avcore.h
c61cdd0a
SS
908 Move AV_NOPTS_VALUE, AV_TIME_BASE, AV_TIME_BASE_Q symbols from
909 avcodec.h to avcore.h.
910
343bfdd3 9112010-12-04 - 16cfc96 - lavc 52.98.0 - CODEC_CAP_NEG_LINESIZES
16cfc961
SS
912 Add CODEC_CAP_NEG_LINESIZES codec capability flag in avcodec.h.
913
343bfdd3 9142010-12-04 - bb4afa1 - lavu 50.34.0 - av_get_pix_fmt_string()
bb4afa13
SS
915 Deprecate avcodec_pix_fmt_string() in favor of
916 pixdesc.h/av_get_pix_fmt_string().
917
343bfdd3 9182010-12-04 - 4da12e3 - lavcore 0.15.0 - av_image_alloc()
4da12e3b
SS
919 Add av_image_alloc() to libavcore/imgutils.h.
920
343bfdd3 9212010-12-02 - 037be76 - lavfi 1.67.0 - avfilter_graph_create_filter()
037be76e
SS
922 Add function avfilter_graph_create_filter() in avfiltergraph.h.
923
343bfdd3 9242010-11-25 - 4723bc2 - lavfi 1.65.0 - avfilter_get_video_buffer_ref_from_arrays()
d38c340f
SS
925 Add function avfilter_get_video_buffer_ref_from_arrays() in
926 avfilter.h.
06d19718 927
343bfdd3 9282010-11-21 - 176a615 - lavcore 0.14.0 - audioconvert.h
176a6157
SS
929 Add a public audio channel API in audioconvert.h, and deprecate the
930 corresponding functions in libavcodec:
931 avcodec_get_channel_name()
932 avcodec_get_channel_layout()
933 avcodec_get_channel_layout_string()
934 avcodec_channel_layout_num_channels()
935 and the CH_* macros defined in libavcodec/avcodec.h.
936
343bfdd3 9372010-11-21 - 6bfc268 - lavf 52.85.0 - avformat.h
e58d0392
RD
938 Add av_append_packet().
939
343bfdd3 9402010-11-21 - a08d918 - lavc 52.97.0 - avcodec.h
e58d0392
RD
941 Add av_grow_packet().
942
343bfdd3 9432010-11-17 - 0985e1a - lavcore 0.13.0 - parseutils.h
0985e1a3
AJ
944 Add av_parse_color() declared in libavcore/parseutils.h.
945
343bfdd3 9462010-11-13 - cb2c971 - lavc 52.95.0 - AVCodecContext
c716f917
AJ
947 Add AVCodecContext.subtitle_header and AVCodecContext.subtitle_header_size
948 fields.
949
343bfdd3 9502010-11-13 - 5aaea02 - lavfi 1.62.0 - avfiltergraph.h
5aaea022
SS
951 Make avfiltergraph.h public.
952
343bfdd3 9532010-11-13 - 4fcbb2a - lavfi 1.61.0 - avfiltergraph.h
4fcbb2af
SS
954 Remove declarations from avfiltergraph.h for the functions:
955 avfilter_graph_check_validity()
956 avfilter_graph_config_links()
957 avfilter_graph_config_formats()
958 which are now internal.
959 Use avfilter_graph_config() instead.
960
343bfdd3 9612010-11-08 - d2af720 - lavu 50.33.0 - eval.h
d2af7205
SS
962 Deprecate functions:
963 av_parse_and_eval_expr(),
964 av_parse_expr(),
965 av_eval_expr(),
966 av_free_expr(),
967 in favor of the functions:
968 av_expr_parse_and_eval(),
969 av_expr_parse(),
970 av_expr_eval(),
971 av_expr_free().
972
343bfdd3 9732010-11-08 - 24de0ed - lavfi 1.59.0 - avfilter_free()
24de0edb
SS
974 Rename avfilter_destroy() to avfilter_free().
975 This change breaks libavfilter API/ABI.
976
343bfdd3 9772010-11-07 - 1e80a0e - lavfi 1.58.0 - avfiltergraph.h
1e80a0ea
SS
978 Remove graphparser.h header, move AVFilterInOut and
979 avfilter_graph_parse() declarations to libavfilter/avfiltergraph.h.
980
343bfdd3 9812010-11-07 - 7313132 - lavfi 1.57.0 - AVFilterInOut
da6ec07c
SS
982 Rename field AVFilterInOut.filter to AVFilterInOut.filter_ctx.
983 This change breaks libavfilter API.
984
343bfdd3 9852010-11-04 - 97dd1e4 - lavfi 1.56.0 - avfilter_graph_free()
97dd1e4a
SS
986 Rename avfilter_graph_destroy() to avfilter_graph_free().
987 This change breaks libavfilter API/ABI.
988
343bfdd3 9892010-11-04 - e15aeea - lavfi 1.55.0 - avfilter_graph_alloc()
e15aeea6
SS
990 Add avfilter_graph_alloc() to libavfilter/avfiltergraph.h.
991
343bfdd3 9922010-11-02 - 6f84cd1 - lavcore 0.12.0 - av_get_bits_per_sample_fmt()
6f84cd12
SS
993 Add av_get_bits_per_sample_fmt() to libavcore/samplefmt.h and
994 deprecate av_get_bits_per_sample_format().
995
343bfdd3 9962010-11-02 - d63e456 - lavcore 0.11.0 - samplefmt.h
d63e456a
SS
997 Add sample format functions in libavcore/samplefmt.h:
998 av_get_sample_fmt_name(),
999 av_get_sample_fmt(),
1000 av_get_sample_fmt_string(),
1001 and deprecate the corresponding libavcodec/audioconvert.h functions:
1002 avcodec_get_sample_fmt_name(),
1003 avcodec_get_sample_fmt(),
1004 avcodec_sample_fmt_string().
1005
343bfdd3 10062010-11-02 - 262d1c5 - lavcore 0.10.0 - samplefmt.h
262d1c5d
SS
1007 Define enum AVSampleFormat in libavcore/samplefmt.h, deprecate enum
1008 SampleFormat.
1009
343bfdd3 10102010-10-16 - 2a24df9 - lavfi 1.52.0 - avfilter_graph_config()
2a24df93
SS
1011 Add the function avfilter_graph_config() in avfiltergraph.h.
1012
343bfdd3 10132010-10-15 - 03700d3 - lavf 52.83.0 - metadata API
03700d39
AK
1014 Change demuxers to export metadata in generic format and
1015 muxers to accept generic format. Deprecate the public
1016 conversion API.
1017
343bfdd3 10182010-10-10 - 867ae7a - lavfi 1.49.0 - AVFilterLink.time_base
77611295
SS
1019 Add time_base field to AVFilterLink.
1020
343bfdd3 10212010-09-27 - c85eef4 - lavu 50.31.0 - av_set_options_string()
c6625ad5
SS
1022 Move av_set_options_string() from libavfilter/parseutils.h to
1023 libavutil/opt.h.
1024
343bfdd3 10252010-09-27 - acc0490 - lavfi 1.47.0 - AVFilterLink
4ecf1539
SS
1026 Make the AVFilterLink fields srcpad and dstpad store the pointers to
1027 the source and destination pads, rather than their indexes.
1028
343bfdd3 10292010-09-27 - 372e288 - lavu 50.30.0 - av_get_token()
b3dd5e59
SS
1030 Move av_get_token() from libavfilter/parseutils.h to
1031 libavutil/avstring.h.
1032
343bfdd3 10332010-09-26 - 635d4ae - lsws 0.12.0 - swscale.h
c5812793
SS
1034 Add the functions sws_alloc_context() and sws_init_context().
1035
343bfdd3 10362010-09-26 - 6ed0404 - lavu 50.29.0 - opt.h
41f87daa
SS
1037 Move libavcodec/opt.h to libavutil/opt.h.
1038
343bfdd3 10392010-09-24 - 1c1c80f - lavu 50.28.0 - av_log_set_flags()
1c1c80f0
MN
1040 Default of av_log() changed due to many problems to the old no repeat
1041 detection. Read the docs of AV_LOG_SKIP_REPEATED in log.h before
1042 enabling it for your app!.
1043
343bfdd3 10442010-09-24 - f66eb58 - lavc 52.90.0 - av_opt_show2()
07cac2a0
SS
1045 Deprecate av_opt_show() in favor or av_opt_show2().
1046
343bfdd3 10472010-09-14 - bc6f0af - lavu 50.27.0 - av_popcount()
07cac2a0
SS
1048 Add av_popcount() to libavutil/common.h.
1049
343bfdd3 10502010-09-08 - c6c98d0 - lavu 50.26.0 - av_get_cpu_flags()
15cae5e6
SS
1051 Add av_get_cpu_flags().
1052
343bfdd3 10532010-09-07 - 34017fd - lavcore 0.9.0 - av_image_copy()
16bacad4
SS
1054 Add av_image_copy().
1055
343bfdd3 10562010-09-07 - 9686abb - lavcore 0.8.0 - av_image_copy_plane()
16bacad4
SS
1057 Add av_image_copy_plane().
1058
343bfdd3 10592010-09-07 - 9b7269e - lavcore 0.7.0 - imgutils.h
1904035b
SS
1060 Adopt hierarchical scheme for the imgutils.h function names,
1061 deprecate the old names.
1062
343bfdd3 10632010-09-04 - 7160bb7 - lavu 50.25.0 - AV_CPU_FLAG_*
47806f41
SS
1064 Deprecate the FF_MM_* flags defined in libavcodec/avcodec.h in favor
1065 of the AV_CPU_FLAG_* flags defined in libavutil/cpu.h.
1066
343bfdd3 10672010-08-26 - 5da19b5 - lavc 52.87.0 - avcodec_get_channel_layout()
798dc641
SS
1068 Add avcodec_get_channel_layout() in audioconvert.h.
1069
343bfdd3 10702010-08-20 - e344336 - lavcore 0.6.0 - av_fill_image_max_pixsteps()
26553088
SS
1071 Rename av_fill_image_max_pixstep() to av_fill_image_max_pixsteps().
1072
343bfdd3 10732010-08-18 - a6ddf8b - lavcore 0.5.0 - av_fill_image_max_pixstep()
33d2e7b3
SS
1074 Add av_fill_image_max_pixstep() in imgutils.h.
1075
343bfdd3 10762010-08-17 - 4f2d2e4 - lavu 50.24.0 - AV_NE()
7f38d28c
SS
1077 Add the AV_NE macro.
1078
343bfdd3 10792010-08-17 - ad2c950 - lavfi 1.36.0 - audio framework
3f52a907
SS
1080 Implement AVFilterBufferRefAudioProps struct for audio properties,
1081 get_audio_buffer(), filter_samples() functions and related changes.
1082
343bfdd3 10832010-08-12 - 81c1eca - lavcore 0.4.0 - av_get_image_linesize()
d1a04371
SS
1084 Add av_get_image_linesize() in imgutils.h.
1085
343bfdd3 10862010-08-11 - c1db7bf - lavfi 1.34.0 - AVFilterBufferRef
5bf840c4
SS
1087 Resize data and linesize arrays in AVFilterBufferRef to 8.
1088
1089 This change breaks libavfilter API/ABI.
1090
343bfdd3 10912010-08-11 - 9f08d80 - lavc 52.85.0 - av_picture_data_copy()
c6a34954
SS
1092 Add av_picture_data_copy in avcodec.h.
1093
343bfdd3 10942010-08-11 - 84c0386 - lavfi 1.33.0 - avfilter_open()
c7c7feaa
SS
1095 Change avfilter_open() signature:
1096 AVFilterContext *avfilter_open(AVFilter *filter, const char *inst_name) ->
1097 int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name);
1098
1099 This change breaks libavfilter API/ABI.
1100
343bfdd3 11012010-08-11 - cc80caf - lavfi 1.32.0 - AVFilterBufferRef
ad0d70c9
SS
1102 Add a type field to AVFilterBufferRef, and move video specific
1103 properties to AVFilterBufferRefVideoProps.
1104
4bf2d6e8 1105 This change breaks libavfilter API/ABI.
ad0d70c9 1106
343bfdd3 11072010-08-07 - 5d4890d - lavfi 1.31.0 - AVFilterLink
711d14cf
SS
1108 Rename AVFilterLink fields:
1109 AVFilterLink.srcpic -> AVFilterLink.src_buf
1110 AVFilterLink.cur_pic -> AVFilterLink.cur_buf
1111 AVFilterLink.outpic -> AVFilterLink.out_buf
1112
343bfdd3 11132010-08-07 - 7fce481 - lavfi 1.30.0
711d14cf
SS
1114 Rename functions and fields:
1115 avfilter_(un)ref_pic -> avfilter_(un)ref_buffer
1116 avfilter_copy_picref_props -> avfilter_copy_buffer_ref_props
1117 AVFilterBufferRef.pic -> AVFilterBufferRef.buffer
1118
343bfdd3 11192010-08-07 - ecc8dad - lavfi 1.29.0 - AVFilterBufferRef
711d14cf
SS
1120 Rename AVFilterPicRef to AVFilterBufferRef.
1121
343bfdd3 11222010-08-07 - d54e094 - lavfi 1.28.0 - AVFilterBuffer
e11b104a
SS
1123 Move format field from AVFilterBuffer to AVFilterPicRef.
1124
343bfdd3 11252010-08-06 - bf176f5 - lavcore 0.3.0 - av_check_image_size()
71cb41db
SS
1126 Deprecate avcodec_check_dimensions() in favor of the function
1127 av_check_image_size() defined in libavcore/imgutils.h.
1128
343bfdd3 11292010-07-30 - 56b5e9d - lavfi 1.27.0 - AVFilterBuffer
92dd4959
SS
1130 Increase size of the arrays AVFilterBuffer.data and
1131 AVFilterBuffer.linesize from 4 to 8.
1132
1133 This change breaks libavfilter ABI.
1134
343bfdd3 11352010-07-29 - e7bd48a - lavcore 0.2.0 - imgutils.h
3dec10cd
SS
1136 Add functions av_fill_image_linesizes() and
1137 av_fill_image_pointers(), declared in libavcore/imgutils.h.
1138
343bfdd3 11392010-07-27 - 126b638 - lavcore 0.1.0 - parseutils.h
fa8ead00
SS
1140 Deprecate av_parse_video_frame_size() and av_parse_video_frame_rate()
1141 defined in libavcodec in favor of the newly added functions
1142 av_parse_video_size() and av_parse_video_rate() declared in
1143 libavcore/parseutils.h.
1144
343bfdd3 11452010-07-23 - 4485247 - lavu 50.23.0 - mathematics.h
c257c752
SS
1146 Add the M_PHI constant definition.
1147
343bfdd3 11482010-07-22 - bdab614 - lavfi 1.26.0 - media format generalization
73642926
SS
1149 Add a type field to AVFilterLink.
1150
1151 Change the field types:
1152 enum PixelFormat format -> int format in AVFilterBuffer
1153 enum PixelFormat *formats -> int *formats in AVFilterFormats
1154 enum PixelFormat *format -> int format in AVFilterLink
1155
1156 Change the function signatures:
1157 AVFilterFormats *avfilter_make_format_list(const enum PixelFormat *pix_fmts); ->
1158 AVFilterFormats *avfilter_make_format_list(const int *fmts);
1159
1160 int avfilter_add_colorspace(AVFilterFormats **avff, enum PixelFormat pix_fmt); ->
1161 int avfilter_add_format (AVFilterFormats **avff, int fmt);
1162
1163 AVFilterFormats *avfilter_all_colorspaces(void); ->
1164 AVFilterFormats *avfilter_all_formats (enum AVMediaType type);
1165
1166 This change breaks libavfilter API/ABI.
1167
343bfdd3 11682010-07-21 - aac6ca6 - lavcore 0.0.0
a33e0365
SS
1169 Add libavcore.
1170
343bfdd3 11712010-07-17 - b5c582f - lavfi 1.25.0 - AVFilterBuffer
8e9d9308
SS
1172 Remove w and h fields from AVFilterBuffer.
1173
343bfdd3 11742010-07-17 - f0d77b2 - lavfi 1.24.0 - AVFilterBuffer
9840147d
SS
1175 Rename AVFilterPic to AVFilterBuffer.
1176
343bfdd3 11772010-07-17 - 57fe80f - lavf 52.74.0 - url_fskip()
57fe80fe
MS
1178 Make url_fskip() return an int error code instead of void.
1179
343bfdd3 11802010-07-11 - 23940f1 - lavc 52.83.0
6f5ac9c1 1181 Add AVCodecContext.lpc_type and AVCodecContext.lpc_passes fields.
23940f14
JR
1182 Add AVLPCType enum.
1183 Deprecate AVCodecContext.use_lpc.
1184
343bfdd3 11852010-07-11 - e1d7c88 - lavc 52.82.0 - avsubtitle_free()
e1d7c883
RD
1186 Add a function for free the contents of a AVSubtitle generated by
1187 avcodec_decode_subtitle.
1188
343bfdd3 11892010-07-11 - b91d08f - lavu 50.22.0 - bswap.h and intreadwrite.h
617d56ca
SS
1190 Make the bswap.h and intreadwrite.h API public.
1191
343bfdd3 11922010-07-08 - ce1cd1c - lavu 50.21.0 - pixdesc.h
52706b95
SS
1193 Rename read/write_line() to av_read/write_image_line().
1194
343bfdd3 11952010-07-07 - 4d508e4 - lavfi 1.21.0 - avfilter_copy_picref_props()
16400da6 1196 Add avfilter_copy_picref_props().
52706b95 1197
343bfdd3 11982010-07-03 - 2d525ef - lavc 52.79.0
16400da6
SS
1199 Add FF_COMPLIANCE_UNOFFICIAL and change all instances of
1200 FF_COMPLIANCE_INOFFICIAL to use FF_COMPLIANCE_UNOFFICIAL.
34171e87 1201
343bfdd3 12022010-07-02 - 89eec74 - lavu 50.20.0 - lfg.h
13088d27
RP
1203 Export av_lfg_init(), av_lfg_get(), av_mlfg_get(), and av_bmg_get() through
1204 lfg.h.
1205
343bfdd3 12062010-06-28 - a52e2c3 - lavfi 1.20.1 - av_parse_color()
6951515c
SS
1207 Extend av_parse_color() syntax, make it accept an alpha value specifier and
1208 set the alpha value to 255 by default.
1209
343bfdd3 12102010-06-22 - 735cf6b - lavf 52.71.0 - URLProtocol.priv_data_size, priv_data_class
16400da6 1211 Add priv_data_size and priv_data_class to URLProtocol.
58cc11c7 1212
343bfdd3 12132010-06-22 - ffbb289 - lavf 52.70.0 - url_alloc(), url_connect()
16400da6 1214 Add url_alloc() and url_connect().
4636f115 1215
343bfdd3 12162010-06-22 - 9b07a2d - lavf 52.69.0 - av_register_protocol2()
16400da6 1217 Add av_register_protocol2(), deprecating av_register_protocol().
6c4cbc8d 1218
343bfdd3 12192010-06-09 - 65db058 - lavu 50.19.0 - av_compare_mod()
276b45af
SS
1220 Add av_compare_mod() to libavutil/mathematics.h.
1221
343bfdd3 12222010-06-05 - 0b99215 - lavu 50.18.0 - eval API
4cd5100c
SS
1223 Make the eval API public.
1224
343bfdd3 12252010-06-04 - 31878fc - lavu 50.17.0 - AV_BASE64_SIZE
6532c6f9
SS
1226 Add AV_BASE64_SIZE() macro.
1227
343bfdd3 12282010-06-02 - 7e566bb - lavc 52.73.0 - av_get_codec_tag_string()
2a00992f
SS
1229 Add av_get_codec_tag_string().
1230
343bfdd3 12312010-06-01 - 2b99142 - lsws 0.11.0 - convertPalette API
16400da6 1232 Add sws_convertPalette8ToPacked32() and sws_convertPalette8ToPacked24().
7f464a0a 1233
343bfdd3 12342010-05-26 - 93ebfee - lavc 52.72.0 - CODEC_CAP_EXPERIMENTAL
fe9c2007 1235 Add CODEC_CAP_EXPERIMENTAL flag.
95c851e2 1236 NOTE: this was backported to 0.6
fe9c2007 1237
343bfdd3 12382010-05-23 - 9977863 - lavu 50.16.0 - av_get_random_seed()
16400da6 1239 Add av_get_random_seed().
cca68a54 1240
343bfdd3 12412010-05-18 - 796ac23 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT
16400da6 1242 Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags.
95c851e2 1243 NOTE: this was backported to 0.6
b724102a 1244
343bfdd3 12452010-05-09 - b6bc205 - lavfi 1.20.0 - AVFilterPicRef
fc25c049
SS
1246 Add interlaced and top_field_first fields to AVFilterPicRef.
1247
95c851e2
AK
1248------------------------------8<-------------------------------------
1249 0.6 branch was cut here
1250----------------------------->8--------------------------------------
1251
343bfdd3 12522010-05-01 - 8e2ee18 - lavf 52.62.0 - probe function
d0eb2b78
RD
1253 Add av_probe_input_format2 to API, it allows ignoring probe
1254 results below given score and returns the actual probe score.
1255
343bfdd3 12562010-04-01 - 3dd6180 - lavf 52.61.0 - metadata API
3dd6180f
AK
1257 Add a flag for av_metadata_set2() to disable overwriting of
1258 existing tags.
1259
343bfdd3 12602010-04-01 - 0fb49b5 - lavc 52.66.0
16400da6 1261 Add avcodec_get_edge_width().
0fb49b59 1262
343bfdd3 12632010-03-31 - d103218 - lavc 52.65.0
c846a984
RB
1264 Add avcodec_copy_context().
1265
343bfdd3 12662010-03-31 - 1a70d12 - lavf 52.60.0 - av_match_ext()
e33f1fa0
SS
1267 Make av_match_ext() public.
1268
343bfdd3 12692010-03-31 - 1149150 - lavu 50.14.0 - AVMediaType
fc8b1075
SS
1270 Move AVMediaType enum from libavcodec to libavutil.
1271
343bfdd3 12722010-03-31 - 72415b2 - lavc 52.64.0 - AVMediaType
fc8b1075
SS
1273 Define AVMediaType enum, and use it instead of enum CodecType, which
1274 is deprecated and will be dropped at the next major bump.
1275
343bfdd3 12762010-03-25 - 8795823 - lavu 50.13.0 - av_strerror()
82ba847e
SS
1277 Implement av_strerror().
1278
343bfdd3 12792010-03-23 - e1484eb - lavc 52.60.0 - av_dct_init()
16400da6 1280 Support DCT-I and DST-I.
e1484ebe 1281
343bfdd3 12822010-03-15 - b8819c8 - lavf 52.56.0 - AVFormatContext.start_time_realtime
a5b3d34b
MS
1283 Add AVFormatContext.start_time_realtime field.
1284
343bfdd3 12852010-03-13 - 5bb5c1d - lavfi 1.18.0 - AVFilterPicRef.pos
8955a324
SS
1286 Add AVFilterPicRef.pos field.
1287
343bfdd3 12882010-03-13 - 60c144f - lavu 50.12.0 - error.h
99de2b59
SS
1289 Move error code definitions from libavcodec/avcodec.h to
1290 the new public header libavutil/error.h.
1291
343bfdd3 12922010-03-07 - c709483 - lavc 52.56.0 - avfft.h
c7094831
MR
1293 Add public FFT interface.
1294
343bfdd3 12952010-03-06 - ac6ef86 - lavu 50.11.0 - av_stristr()
c18fb631
SS
1296 Add av_stristr().
1297
343bfdd3 12982010-03-03 - 4b83fc0 - lavu 50.10.0 - av_tree_enumerate()
4b83fc0f
VS
1299 Add av_tree_enumerate().
1300
343bfdd3 13012010-02-07 - b687c1a - lavu 50.9.0 - av_compare_ts()
fbef7a76
SS
1302 Add av_compare_ts().
1303
343bfdd3 13042010-02-05 - 3f3dc76 - lsws 0.10.0 - sws_getCoefficients()
e49407ee
SS
1305 Add sws_getCoefficients().
1306
343bfdd3 13072010-02-01 - ca76a11 - lavf 52.50.0 - metadata API
ca76a119
AK
1308 Add a list of generic tag names, change 'author' -> 'artist',
1309 'year' -> 'date'.
1310
343bfdd3 13112010-01-30 - 80a07f6 - lavu 50.8.0 - av_get_pix_fmt()
14ace37e
SS
1312 Add av_get_pix_fmt().
1313
343bfdd3 13142010-01-21 - 01cc47d - lsws 0.9.0 - sws_scale()
e49407ee
SS
1315 Change constness attributes of sws_scale() parameters.
1316
343bfdd3 13172010-01-10 - 3fb8e77 - lavfi 1.15.0 - avfilter_graph_config_links()
2d187e23
SS
1318 Add a log_ctx parameter to avfilter_graph_config_links().
1319
343bfdd3 13202010-01-07 - 8e9767f - lsws 0.8.0 - sws_isSupported{In,Out}put()
1c790092 1321 Add sws_isSupportedInput() and sws_isSupportedOutput() functions.
715cff9a 1322
343bfdd3 13232010-01-06 - c1d662f - lavfi 1.14.0 - avfilter_add_colorspace()
1e289b09
SS
1324 Change the avfilter_add_colorspace() signature, make it accept an
1325 (AVFilterFormats **) rather than an (AVFilterFormats *) as before.
1326
343bfdd3 13272010-01-03 - 4fd1f18 - lavfi 1.13.0 - avfilter_add_colorspace()
a2b16627
SS
1328 Add avfilter_add_colorspace().
1329
343bfdd3 13302010-01-02 - 8eb631f - lavf 52.46.0 - av_match_ext()
79c2f2d3
SS
1331 Add av_match_ext(), it should be used in place of match_ext().
1332
343bfdd3 13332010-01-01 - a1f547b - lavf 52.45.0 - av_guess_format()
bb1a8793
SS
1334 Add av_guess_format(), it should be used in place of guess_format().
1335
343bfdd3 13362009-12-13 - a181981 - lavf 52.43.0 - metadata API
16400da6
SS
1337 Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and
1338 AV_METADATA_DONT_STRDUP_VAL.
b8f11ec8 1339
343bfdd3 13402009-12-13 - 277c733 - lavu 50.7.0 - avstring.h API
f69d394f 1341 Add av_d2str().
60a92a77 1342
343bfdd3 13432009-12-13 - 02b398e - lavc 52.42.0 - AVStream
f69d394f 1344 Add avg_frame_rate.
c3d15329 1345
343bfdd3 13462009-12-12 - 3ba69a1 - lavu 50.6.0 - av_bmg_next()
54c24216
SS
1347 Introduce the av_bmg_next() function.
1348
343bfdd3 13492009-12-05 - a13a543 - lavfi 1.12.0 - avfilter_draw_slice()
11f6d098
SS
1350 Add a slice_dir parameter to avfilter_draw_slice().
1351
343bfdd3 13522009-11-26 - 4cc3f6a - lavfi 1.11.0 - AVFilter
7cab9a66
SS
1353 Remove the next field from AVFilter, this is not anymore required.
1354
343bfdd3 13552009-11-25 - 1433c4a - lavfi 1.10.0 - avfilter_next()
b5a683eb
SS
1356 Introduce the avfilter_next() function.
1357
343bfdd3 13582009-11-25 - 86a60fa - lavfi 1.9.0 - avfilter_register()
73e2247d
SS
1359 Change the signature of avfilter_register() to make it return an
1360 int. This is required since now the registration operation may fail.
1361
343bfdd3 13622009-11-25 - 74a0059 - lavu 50.5.0 - pixdesc.h API
d0df2fcc
SS
1363 Make the pixdesc.h API public.
1364
343bfdd3 13652009-10-27 - 243110f - lavfi 1.5.0 - AVFilter.next
290d4a44
SS
1366 Add a next field to AVFilter, this is used for simplifying the
1367 registration and management of the registered filters.
1368
343bfdd3 13692009-10-23 - cccd292 - lavfi 1.4.1 - AVFilter.description
54116673 1370 Add a description field to AVFilter.
01537e9f 1371
343bfdd3 13722009-10-19 - 6b5dc05 - lavfi 1.3.0 - avfilter_make_format_list()
027e85d8
SS
1373 Change the interface of avfilter_make_format_list() from
1374 avfilter_make_format_list(int n, ...) to
1375 avfilter_make_format_list(enum PixelFormat *pix_fmts).
1376
343bfdd3 13772009-10-18 - 0eb4ff9 - lavfi 1.0.0 - avfilter_get_video_buffer()
c3b27a3d
SS
1378 Make avfilter_get_video_buffer() recursive and add the w and h
1379 parameters to it.
1380
343bfdd3 13812009-10-07 - 46c40e4 - lavfi 0.5.1 - AVFilterPic
227d1b98 1382 Add w and h fields to AVFilterPic.
04670366 1383
343bfdd3 13842009-06-22 - 92400be - lavf 52.34.1 - AVFormatContext.packet_size
b394438e
RB
1385 This is now an unsigned int instead of a signed int.
1386
343bfdd3 13872009-06-19 - a4276ba - lavc 52.32.0 - AVSubtitle.pts
227d1b98
DB
1388 Add a pts field to AVSubtitle which gives the subtitle packet pts
1389 in AV_TIME_BASE. Some subtitle de-/encoders (e.g. XSUB) will
4bbe788a
RD
1390 not work right without this.
1391
343bfdd3 13922009-06-03 - 8f3f2e0 - lavc 52.30.2 - AV_PKT_FLAG_KEY
227d1b98 1393 PKT_FLAG_KEY has been deprecated and will be dropped at the next
8f3f2e06
RD
1394 major version. Use AV_PKT_FLAG_KEY instead.
1395
343bfdd3 13962009-06-01 - f988ce6 - lavc 52.30.0 - av_lockmgr_register()
f988ce6c
1397 av_lockmgr_register() can be used to register a callback function
1398 that lavc (and in the future, libraries that depend on lavc) can use
1399 to implement mutexes. The application should provide a callback function
227d1b98
DB
1400 that implements the AV_LOCK_* operations described in avcodec.h.
1401 When the lock manager is registered, FFmpeg is guaranteed to behave
1402 correctly in a multi-threaded application.
f988ce6c 1403
343bfdd3 14042009-04-30 - ce1d9c8 - lavc 52.28.0 - av_free_packet()
52bcc8e1
RP
1405 av_free_packet() is no longer an inline function. It is now exported.
1406
343bfdd3 14072009-04-11 - 80d403f - lavc 52.25.0 - deprecate av_destruct_packet_nofree()
0c13bbf5
RD
1408 Please use NULL instead. This has been supported since r16506
1409 (lavf > 52.23.1, lavc > 52.10.0).
1410
343bfdd3 14112009-04-07 - 7a00bba - lavc 52.23.0 - avcodec_decode_video/audio/subtitle
2851d225
RB
1412 The old decoding functions are deprecated, all new code should use the
1413 new functions avcodec_decode_video2(), avcodec_decode_audio3() and
1414 avcodec_decode_subtitle2(). These new functions take an AVPacket *pkt
1415 argument instead of a const uint8_t *buf / int buf_size pair.
1416
343bfdd3 14172009-04-03 - 7b09db3 - lavu 50.3.0 - av_fifo_space()
b1516707
SS
1418 Introduce the av_fifo_space() function.
1419
343bfdd3 14202009-04-02 - fabd246 - lavc 52.23.0 - AVPacket
dd3bbb49
SS
1421 Move AVPacket declaration from libavformat/avformat.h to
1422 libavcodec/avcodec.h.
1423
343bfdd3 14242009-03-22 - 6e08ca9 - lavu 50.2.0 - RGB32 pixel formats
227d1b98
DB
1425 Convert the pixel formats PIX_FMT_ARGB, PIX_FMT_RGBA, PIX_FMT_ABGR,
1426 PIX_FMT_BGRA, which were defined as macros, into enum PixelFormat values.
1427 Conversely PIX_FMT_RGB32, PIX_FMT_RGB32_1, PIX_FMT_BGR32 and
1428 PIX_FMT_BGR32_1 are now macros.
1429 avcodec_get_pix_fmt() now recognizes the "rgb32" and "bgr32" aliases.
f3370e14 1430 Re-sort the enum PixelFormat list accordingly.
5a43bbc3
SS
1431 This change breaks API/ABI backward compatibility.
1432
343bfdd3 14332009-03-22 - f82674e - lavu 50.1.0 - PIX_FMT_RGB5X5 endian variants
dd3bbb49
SS
1434 Add the enum PixelFormat values:
1435 PIX_FMT_RGB565BE, PIX_FMT_RGB565LE, PIX_FMT_RGB555BE, PIX_FMT_RGB555LE,
1436 PIX_FMT_BGR565BE, PIX_FMT_BGR565LE, PIX_FMT_BGR555BE, PIX_FMT_BGR555LE.
1437
343bfdd3 14382009-03-21 - ee6624e - lavu 50.0.0 - av_random*
c8f742ca
DB
1439 The Mersenne Twister PRNG implemented through the av_random* functions
1440 was removed. Use the lagged Fibonacci PRNG through the av_lfg* functions
1441 instead.
1442
343bfdd3 14432009-03-08 - 41dd680 - lavu 50.0.0 - AVFifoBuffer
889cdae8
DB
1444 av_fifo_init, av_fifo_read, av_fifo_write and av_fifo_realloc were dropped
1445 and replaced by av_fifo_alloc, av_fifo_generic_read, av_fifo_generic_write
1446 and av_fifo_realloc2.
1447 In addition, the order of the function arguments of av_fifo_generic_read
227d1b98 1448 was changed to match av_fifo_generic_write.
889cdae8
DB
1449 The AVFifoBuffer/struct AVFifoBuffer may only be used in an opaque way by
1450 applications, they may not use sizeof() or directly access members.
22d4f236 1451
343bfdd3 14522009-03-01 - ec26457 - lavf 52.31.0 - Generic metadata API
889cdae8
DB
1453 Introduce a new metadata API (see av_metadata_get() and friends).
1454 The old API is now deprecated and should not be used anymore. This especially
429d6b21 1455 includes the following structure fields:
38ce707e
AJ
1456 - AVFormatContext.title
1457 - AVFormatContext.author
1458 - AVFormatContext.copyright
1459 - AVFormatContext.comment
1460 - AVFormatContext.album
1461 - AVFormatContext.year
1462 - AVFormatContext.track
1463 - AVFormatContext.genre
1464 - AVStream.language
1465 - AVStream.filename
1466 - AVProgram.provider_name
1467 - AVProgram.name
1468 - AVChapter.title