lavu: VAAPI hwcontext implementation
[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: 2015-08-28
6libavdevice: 2015-08-28
7libavfilter: 2015-08-28
8libavformat: 2015-08-28
9libavresample: 2015-08-28
10libswscale: 2015-08-28
11libavutil: 2015-08-28
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12
13
14API changes, most recent first:
7f4ec436 15
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162016-xx-xx - xxxxxxx - lavu 55.9.0 - hwcontext_vaapi.h
17 Add new installed header with VAAPI-specific hwcontext definitions.
18
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192016-xx-xx - xxxxxxx - lavu 55.8.0 - pixfmt.h
20 Deprecate all AV_PIX_FMT_VAAPI_* formats.
21 Replaced by AV_PIX_FMT_VAAPI.
22
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232016-xx-xx - xxxxxxx - lavu 55.7.0 - hwcontext.h
24 Add AVHWFramesConstraints and associated API.
25
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262016-02-23 - 9200514 - lavf 57.5.0 - avformat.h
27 Add AVStream.codecpar, deprecate AVStream.codec.
28
998e1b8f 292016-xx-xx - lavc 57.14.0 - avcodec.h
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30 998e1b8 - Add AVCodecParameters and its related API.
31 a806834 - Add av_get_audio_frame_duration2().
998e1b8f 32
dc4983d7 332016-02-22 - ec4c483 - lavf 57.4.0 - avformat.h
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34 Add AVFormatContext.protocol_whitelist and protocol_blacklist.
35 Add 'protocol_whitelist' and 'protocol_blacklist' private options for
36 avio_open2().
37
dc4983d7 382016-02-14 - 7b3214d0 - lavc 57.13.0 - avcodec.h
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39 Add AVCodecContext.hw_frames_ctx.
40
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412016-02-14 - lavfi 6.2.0 - avfilter.h
42 b3dd30d avfilter.h - Add AVFilterLink.hw_frames_ctx.
43 buffersrc.h - Add AVBufferSrcParameters and functions for handling it.
b3dd30db 44
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452016-02-14 - lavu 55.6.0
46 721a4ef buffer.h - Add av_buffer_pool_init2().
47 89923e4 hwcontext.h - Add a new installed header hwcontext.h with a new API
89923e41 48 for handling hwaccel frames.
dc4983d7 49 ad884d1 hwcontext_cuda.h - Add a new installed header hwcontext_cuda.h with
ad884d10 50 CUDA-specific hwcontext definitions.
dc4983d7 51 a001ce3 hwcontext_vdpau.h - Add a new installed header hwcontext_vdpau.h with
a001ce31 52 VDPAU-specific hwcontext definitions.
dc4983d7 53 7bc780c pixfmt.h - Add AV_PIX_FMT_CUDA.
721a4efc 54
dc4983d7 552016-01-24 - 9f61abc - lavf 57.3.0 - avformat.h
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56 Add AVFormatContext.opaque, io_open and io_close, allowing custom IO
57 for muxers and demuxers that open additional files.
58
dc4983d7 592015-12-12 - 2c68113 - lavc 57.12.0 - avcodec.h
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60 Add AVCodecDescriptor.profiles and avcodec_profile_name().
61
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622015-12-06 - lavc 57.11.0 - avcodec.h dirac.h
63 31c51f7 - Add av_packet_add_side_data().
64 84adab3 - Add AVCodecContext.coded_side_data.
65 f0b769c - Add AVCPBProperties API.
66 e02de9d - Add a new public header dirac.h containing
e02de9df 67 av_dirac_parse_sequence_header()
31c51f74 68
dc4983d7 692015-11-20 - 462a54e - lavc 57.9.1 - avcodec.h
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70 Deprecate rtp_callback without replacement, i.e. it won't be possible to
71 get image slices before the full frame is encoded any more. The libavformat
72 rtpenc muxer can still be used for RFC-2190 packetization.
73
dc4983d7 742015-11-18 - 79ae1e6 - lavc 57.9.0 - avcodec.h
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75 Add AV_PKT_DATA_FALLBACK_TRACK for making fallback associations between
76 streams.
77
dc4983d7 782015-11-18 - 7f4ec43 - lavf 57.1.0 - avformat.h
7f4ec436
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79 Add av_stream_new_side_data().
80
dc4983d7 812015-11-13 - 92d107a - lavu 55.3.0 - xtea.h
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82 Add av_xtea_le_init and av_xtea_le_crypt
83
dc4983d7 842015-11-09 - 48ff668 - lavfi 6.1.0 - avfilter.h
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85 Add a frame_rate field to AVFilterLink
86
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872015-10-26 - lavc 57.7.0 - avcodec.h
88 ce70f28 - Deprecate av_free_packet(). Use av_packet_unref() as replacement,
89 it resets the packet in a more consistent way.
90 9b56d5c - Deprecate av_dup_packet(), it is a no-op for most cases.
91 Use av_packet_ref() to make a non-refcounted AVPacket refcounted.
92 a9a6010 - Add av_packet_alloc(), av_packet_clone(), av_packet_free().
93 They match the AVFrame functions with the same name.
ab79ee12 94
dc4983d7 952015-10-21 - a17a766 - lavc 57.5.0 - avcodec.h
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96 Add data and linesize array to AVSubtitleRect, to be used instead of
97 the ones from the embedded AVPicture.
98
dc4983d7 992015-10-16 - dc923bc - lavc 57.0.0 - qsv.h
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100 Add an API for allocating opaque surfaces.
101
dc4983d7 1022015-10-12 - 11c5f43 - lavu 55.2.0 - dict.h
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103 Change return type of av_dict_copy() from void to int, so that a proper
104 error code can be reported.
105
ac981d16 1062015-09-29 - 948f3c1 - lavc 57.0.0 - avcodec.h
948f3c19 107 Change type of AVPacket.duration from int to int64_t.
108
ac981d16 1092015-09-18 - e3d4784 - lavc 57.2.0 - d3d11va.h
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110 Add av_d3d11va_alloc_context(). This function must from now on be used for
111 allocating AVD3D11VAContext.
112
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1132015-09-07 - lavu 55.0.0
114 b8b5d82 - Change type of AVPixFmtDescriptor.flags from uint8_t to uint64_t.
115 6b3ef7f - Change type of AVComponentDescriptor fields from uint16_t to int
6b3ef7f0 116 and drop bit packing.
ac981d16 117 2268db2 - Add step, offset, and depth to AVComponentDescriptor to replace
2268db2c 118 the deprecated step_minus1, offset_plus1, and depth_minus1.
b8b5d827 119
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1202015-07-31 - lavu 54.17.0
121 7a7df34 - Add av_blowfish_alloc().
122 ae36545 - Add av_rc4_alloc().
123 5d8bea3 - Add av_xtea_alloc().
124 d9e8b47 - Add av_des_alloc().
7a7df34c 125
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1262015-07-29 - 7e38340 - lavu 54.16.0 - hmac.h
127 Add AV_HMAC_SHA224 and AV_HMAC_SHA256.
128
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1292015-07-27 - lavc 56.35.0 - avcodec.h
130 7c6eb0a - Rename CODEC_FLAG* defines to AV_CODEC_FLAG*.
131 def9785 - Rename CODEC_CAP_* defines to AV_CODEC_CAP_*.
132 059a934 - Rename FF_INPUT_BUFFER_PADDING_SIZE and FF_MIN_BUFFER_SIZE
133 to AV_INPUT_BUFFER_PADDING_SIZE and AV_INPUT_BUFFER_MIN_SIZE.
b94ec304 134
ac981d16 1352015-07-20 - 5d3addb - lavc 56.33.0 - avcodec.h
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136 Add AV_PKT_DATA_QUALITY_FACTOR to export the quality value of an AVPacket.
137
ac981d16 1382015-07-02 - 1316df7 - lavu 56.15.0
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139 Add av_version_info().
140
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1412015-07-01 - 0d449c8 - lavfi 5.1.0 - version.h
142 0f87f9b - lavd 55.2.0 - version.h
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143 Add library identification symbols, LIBAVFILTER_IDENT and LIBAVDEVICE_IDENT.
144
ac981d16 1452015-06-07 - 252d620 - lavf 56.20.0 - avio.h
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146 Add avio_put_str16be.
147
ac981d16 1482015-05-13 - f7cafb5 - lavu 54.14.0 - cpu.h
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149 Add AV_CPU_FLAG_AVXSLOW.
150
ac981d16 1512015-05-13 - e7c5e17 - lavc 56.23.0
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152 Add av_vda_default_init2.
153
ac981d16 1542015-04-19 - c253340 - lavu 54.12.0
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155 Add AV_LOG_TRACE for extremely verbose debugging.
156
ac981d16 1572015-04-07 - 27f2746 - lavu 54.11.0
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158 Add av_small_strptime().
159
ac981d16 1602015-03-29 - 6fe2641 - lavc 56.22.0
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161 Add FF_PROFILE_DTS_EXPRESS.
162
ac981d16 1632015-03-29 - c484561 - lavu 54.10.0
c4845616 164 Add AV_PIX_FMT_MMAL for MMAL hardware acceleration.
165
ac981d16 1662015-02-19 - 31d2039 - lavc 56.13
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167 Add width, height, coded_width, coded_height and format to
168 AVCodecParserContext.
169
ac981d16 1702015-02-19 - 5b1d9ce - lavu 54.9.0
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171 Add AV_PIX_FMT_QSV for QSV hardware acceleration.
172
faa8ffda 1732015-01-27 - 728685f - lavc 56.12.0, lavu 54.8.0 - avcodec.h, frame.h
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174 Add AV_PKT_DATA_AUDIO_SERVICE_TYPE and AV_FRAME_DATA_AUDIO_SERVICE_TYPE for
175 storing the audio service type as side data.
176
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1772015-01-14 - e2ad0b6 - lavu 54.6.0 - imgutils.h
178 Add utility functions for image manipulation: av_image_get_buffer_size()
179 av_image_fill_arrays() and av_image_copy_to_buffer().
180
1812014-12-25 - c220a60 - lavc 56.10.0 - vdpau.h
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182 Add av_vdpau_get_surface_parameters().
183
faa8ffda 1842014-12-25 - 6c99c92 - lavc 56.9.0 - avcodec.h
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185 Add AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH flag to av_vdpau_bind_context().
186
faa8ffda 1872014-12-25 - 57b6704 - lavc 56.8.0 - avcodec.h
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188 Add AVCodecContext.sw_pix_fmt.
189
faa8ffda 1902014-11-07 - 1384df6 - lavf 56.06.3 - avformat.h
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191 Add AVFormatContext.avoid_negative_ts.
192
faa8ffda 1932014-11-06 - 5e80fb7 - lavc 56.6.0 - vorbis_parser.h
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194 Add a public API for parsing vorbis packets.
195
faa8ffda 1962014-10-24 - 1bd0bdc - lavu 54.5.0 - time.h
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197 Add av_gettime_relative().
198
faa8ffda 1992014-10-15 - 7ea1b34 - lavc 56.5.0 - avcodec.h
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200 Replace AVCodecContext.time_base used for decoding
201 with AVCodecContext.framerate.
202
faa8ffda 2032014-10-15 - d565fef1- lavc 56.4.0 - avcodec.h
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204 Add AV_HWACCEL_FLAG_IGNORE_LEVEL flag to av_vdpau_bind_context().
205
faa8ffda 2062014-10-13 - 2df0c32 - lavc 56.03.0 - avcodec.h
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207 Add AVCodecContext.initial_padding. Deprecate the use of AVCodecContext.delay
208 for audio encoding.
209
faa8ffda 2102014-10-08 - 5a419b2 - lavu 54.04.0 - pixdesc.h
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211 Add API to return the name of frame and context color properties.
212
faa8ffda 2132014-10-06 - e3e158e - lavc 56.2.0 - vdpau.h
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214 Add av_vdpau_bind_context(). This function should now be used for creating
215 (or resetting) a AVVDPAUContext instead of av_vdpau_alloc_context().
216
faa8ffda 2172014-08-25 - b263f8f - lavf 56.03.0 - avformat.h
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218 Add AVFormatContext.max_ts_probe.
219
1eec9bfc 220------------------------------8<-------------------------------------
221 11 branch was cut here
222----------------------------->8--------------------------------------
223
2242014-08-28 - 9301486 - lavc 56.1.0 - avcodec.h
225 Add AV_PKT_DATA_STEREO3D to export container-level stereo3d information.
226
6ca11f71 2272014-08-13 - 8ddc326 - lavu 54.03.0 - mem.h
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228 Add av_strndup().
229
6ca11f71 2302014-08-13 - a8c104a - lavu 54.02.0 - opt.h
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231 Add av_opt_get_dict_val/set_dict_val with AV_OPT_TYPE_DICT to support
232 dictionary types being set as options.
233
6ca11f71 2342014-08-13 - afbd4b8 - lavf 56.01.0 - avformat.h
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235 Add AVFormatContext.event_flags and AVStream.event_flags for signaling to
236 the user when events happen in the file/stream.
237
6ca11f71 2382014-08-10 - fb1ddcd - lavr 2.1.0 - avresample.h
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239 Add avresample_convert_frame() and avresample_config().
240
6ca11f71 2412014-08-10 - fb1ddcd - lavu 54.1.0 - error.h
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242 Add AVERROR_INPUT_CHANGED and AVERROR_OUTPUT_CHANGED.
243
6ca11f71 2442014-08-08 - d35b94f - lavc 55.57.4 - avcodec.h
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245 Deprecate FF_IDCT_XVIDMMX define and xvidmmx idct option.
246 Replaced by FF_IDCT_XVID and xvid respectively.
247
6ca11f71 2482014-08-07 - bb78903 - lsws 2.1.3 - swscale.h
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249 sws_getCachedContext is not going to be removed in the future.
250
6ca11f71 2512014-08-07 - ad1ee5f - lavc 55.57.3 - avcodec.h
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252 reordered_opaque is not going to be removed in the future.
253
6ca11f71 2542014-08-04 - e9abafc - lavu 53.22.0 - pixfmt.h
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255 Add AV_PIX_FMT_YA16 pixel format for 16 bit packed gray with alpha.
256
6ca11f71 2572014-08-04 - e96c3b8 - lavu 53.21.1 - avstring.h
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258 Rename AV_PIX_FMT_Y400A to AV_PIX_FMT_YA8 to better identify the format.
259 An alias pixel format and color space name are provided for compatibility.
260
6ca11f71 2612014-08-04 - d2962e9 - lavu 53.21.0 - pixdesc.h
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262 Support name aliases for pixel formats.
263
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2642014-08-03 - 1ef9e83 - lavc 55.57.2 - avcodec.h
2652014-08-03 - 1ef9e83 - lavu 53.20.0 - frame.h
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266 Deprecate AVCodecContext.dtg_active_format and use side-data instead.
267
6ca11f71 2682014-08-03 - 9f17685 - lavc 55.57.1 - avcodec.h
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269 Deprecate unused FF_IDCT_IPP define and ipp avcodec option.
270 Deprecate unused FF_DEBUG_PTS define and pts avcodec option.
271 Deprecate unused FF_CODER_TYPE_DEFLATE define and deflate avcodec option.
272 Deprecate unused FF_DCT_INT define and int avcodec option.
273 Deprecate unused avcodec option scenechange_factor.
274
6ca11f71 2752014-07-29 - 69e7336 - lavu 53.19.0 - avstring.h
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276 Make name matching function from lavf public as av_match_name().
277
6ca11f71 2782014-07-28 - c5fca01 - lavc 55.57.0 - avcodec.h
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279 Add AV_CODEC_PROP_REORDER to mark codecs supporting frame reordering.
280
6ca11f71 2812014-07-09 - a54f03b - lavu 53.18.0 - display.h
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282 Add av_display_matrix_flip() to flip the transformation matrix.
283
6ca11f71 2842014-07-09 - f6ee61f - lavc 55.56.0 - dv_profile.h
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285 Add a public API for DV profile handling.
286
6ca11f71 2872014-06-20 - 9e500ef - lavu 53.17.0 - imgutils.h
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288 Add av_image_check_sar().
289
6ca11f71 2902014-06-20 - 874390e - lavc 55.55.0 - avcodec.h
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291 Add av_packet_rescale_ts() to simplify timestamp conversion.
292
6ca11f71 2932014-06-18 - 194be1f - lavf 55.20.0 - avformat.h
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294 The proper way for providing a hint about the desired timebase to the muxers
295 is now setting AVStream.time_base, instead of AVStream.codec.time_base as was
296 done previously. The old method is now deprecated.
297
6ca11f71 2982014-06-01 - 0957b27 - lavc 55.54.0 - avcodec.h
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299 Add AVCodecContext.side_data_only_packets to allow encoders to output packets
300 with only side data. This option may become mandatory in the future, so all
301 users are recommended to update their code and enable this option.
302
6ca11f71 3032014-06-01 - 8c02adc - lavu 53.16.0 - frame.h, pixfmt.h
8c02adc6 304 Move all color-related enums (AVColorPrimaries, AVColorSpace, AVColorRange,
305 AVColorTransferCharacteristic, and AVChromaLocation) inside lavu.
306 Add AVFrame fields for them on the next lavu major bump.
307
6ca11f71 3082014-05-28 - b2d4565 - lavr 1.3.0 - avresample.h
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309 Add avresample_max_output_samples
310
6ca11f71 3112014-05-28 - 6d21259 - lavf 55.19.0 - avformat.h
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312 Add strict_std_compliance and related AVOptions to support experimental
313 muxing.
314
6ca11f71 3152014-05-20 - c23c96b - lavf 55.18.0 - avformat.h
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316 Add av_stream_get_side_data() to access stream-level side data
317 in the same way as av_packet_get_side_data().
318
6ca11f71 3192014-05-19 - bddd8cb - lavu 53.15.0 - frame.h, display.h
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320 Add AV_FRAME_DATA_DISPLAYMATRIX for exporting frame-level
321 spatial rendering on video frames for proper display.
322
6ca11f71 3232014-05-19 - bddd8cb - lavc 55.53.0 - avcodec.h
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324 Add AV_PKT_DATA_DISPLAYMATRIX for exporting packet-level
325 spatial rendering on video frames for proper display.
326
6ca11f71 3272014-05-19 - a312f71 - lavf 55.17.1 - avformat.h
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328 Deprecate AVStream.pts and the AVFrac struct, which was its only use case.
329 Those fields were poorly defined and not meant to be public, so there is
330 no replacement for them.
331
33082af7 3322014-05-18 - fd05602 - lavc 55.52.0 - avcodec.h
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333 Add avcodec_free_context(). From now on it should be used for freeing
334 AVCodecContext.
335
33082af7 3362014-05-15 - 0c1959b - lavf 55.17.0 - avformat.h
56a721f0 337 Add AVFMT_FLAG_BITEXACT flag. Muxers now use it instead of checking
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338 CODEC_FLAG_BITEXACT on the first stream.
339
33082af7 3402014-05-11 - 66e6c8a - lavu 53.14.0 - pixfmt.h
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341 Add AV_PIX_FMT_VDA for new-style VDA acceleration.
342
33082af7 3432014-05-01 - a2941c8 - lavc 55.50.3 - avcodec.h
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344 Deprecate CODEC_FLAG_MV0. It is replaced by the flag "mv0" in the
345 "mpv_flags" private option of the mpegvideo encoders.
346
33082af7 3472014-05-01 - 6484149 - lavc 55.50.2 - avcodec.h
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348 Deprecate CODEC_FLAG_GMC. It is replaced by the "gmc" private option of the
349 libxvid encoder.
350
33082af7 3512014-05-01 - b2c3171 - lavc 55.50.1 - avcodec.h
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352 Deprecate CODEC_FLAG_NORMALIZE_AQP. It is replaced by the flag "naq" in the
353 "mpv_flags" private option of the mpegvideo encoders.
354
33082af7 3552014-05-01 - 5fcceda - avcodec.h
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356 Deprecate CODEC_FLAG_INPUT_PRESERVED. Its functionality is replaced by passing
357 reference-counted frames to encoders.
358
33082af7 3592014-04-28 - ed4b757 - lavc 55.50.0 - dxva2.h
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360 Add FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO for old Intel GPUs.
361
33082af7 3622014-04-22 - 502512e - lavu 53.13.0 - avutil.h
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363 Add av_get_time_base_q().
364
33082af7 3652014-04-17 - 0983d48 - lavu 53.12.0 - crc.h
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366 Add AV_CRC_16_ANSI_LE crc variant.
367
33082af7 3682014-04-07 - 8b17243 - lavu 53.11.0 - pixfmt.h
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369 Add AV_PIX_FMT_YVYU422 pixel format.
370
33082af7 3712014-04-04 - 8542f9c - lavu 53.10.0 - replaygain.h
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372 Full scale for peak values is now 100000 (instead of UINT32_MAX) and values
373 may overflow.
374
33082af7 3752014-04-03 - 7763118 - lavu 53.09.0 - log.h
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376 Add AV_LOG(c) macro to have 256 color debug messages.
377
33082af7 3782014-03-24 - d161ae0 - lavu 53.08.0 - frame.h
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379 Add av_frame_remove_side_data() for removing a single side data
380 instance from a frame.
381
33082af7 3822014-03-24 - 5a7e35d - lavu 53.07.0 - frame.h, replaygain.h
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383 Add AV_FRAME_DATA_REPLAYGAIN for exporting replaygain tags.
384 Add a new header replaygain.h with the AVReplayGain struct.
385
33082af7 3862014-03-24 - 5a7e35d - lavc 55.36.0 - avcodec.h
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387 Add AV_PKT_DATA_REPLAYGAIN for exporting replaygain tags.
388
33082af7 3892014-03-24 - 25b3258 - lavf 55.13.0 - avformat.h
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390 Add AVStream.side_data and AVStream.nb_side_data for exporting stream-global
391 side data (e.g. replaygain tags, video rotation)
392
33082af7 3932014-03-24 - 0e2c3ee - lavc 55.35.0 - avcodec.h
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394 Give the name AVPacketSideData to the previously anonymous struct used for
395 AVPacket.side_data.
396
33082af7 3972014-03-16 - 1481d24 - lavu 53.06.0 - pixfmt.h
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398 Add RGBA64 pixel format and variants.
399
33082af7 4002014-02-24 - 1155fd0 - lavu 53.05.0 - frame.h
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401 Add av_frame_copy() for copying the frame data.
402
33082af7 4032014-02-22 - 7e86c27 - lavr 1.2.0 - avresample.h
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404 Add avresample_is_open() for checking whether a resample context is open.
405
33082af7 4062014-02-19 - c3ecd96 - lavu 53.04.0 - opt.h
c3ecd968
AK
407 Add AV_OPT_FLAG_EXPORT and AV_OPT_FLAG_READONLY to mark options meant (only)
408 for reading.
409
33082af7 4102014-02-19 - 6bb8720 - lavu 53.03.01 - opt.h
6bb8720f
AK
411 Deprecate unused AV_OPT_FLAG_METADATA.
412
968a62a9
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413------------------------------8<-------------------------------------
414 10 branch was cut here
415----------------------------->8--------------------------------------
416
33082af7 4172014-02-15 - c98f316 - lavu 53.3.0 - frame.h
c98f3169
TW
418 Add AV_FRAME_DATA_DOWNMIX_INFO value to the AVFrameSideDataType enum and
419 downmix_info.h API, which identify downmix-related metadata.
420
d711d839 4212014-02-04 - d9ae103 - lavf 55.11.0 - avformat.h
d9ae1031
LB
422 Add AVFormatContext.max_interleave_delta for controlling amount of buffering
423 when interleaving.
424
d711d839 4252014-01-20 - 93c553c - lavc 55.32.1 - avcodec.h
93c553c7
AK
426 Edges are not required anymore on video buffers allocated by get_buffer2()
427 (i.e. as if the CODEC_FLAG_EMU_EDGE flag was always on). Deprecate
428 CODEC_FLAG_EMU_EDGE and avcodec_get_edge_width().
429
d711d839 4302014-01-05 - 5b4797a - lavu 53.2.0 - frame.h
5b4797a2
TW
431 Add AV_FRAME_DATA_MATRIXENCODING value to the AVFrameSideDataType enum, which
432 identifies AVMatrixEncoding data.
433
d711d839 4342014-01-05 - 5c437fb - lavu 53.1.0 - channel_layout.h
5c437fb6
TW
435 Add values for various Dolby flags to the AVMatrixEncoding enum.
436
d711d839 4372013-12-20 - 2a41826 - lavc 55.30.0 - avcodec.h
2a41826b
GC
438 Add HEVC profiles
439
d711d839 4402013-12-11 - b9fb59d,9431356,d7b3ee9 - lavc 55.28.1 - avcodec.h
d7b3ee9a
AK
441 av_frame_alloc(), av_frame_unref() and av_frame_free() now can and should be
442 used instead of avcodec_alloc_frame(), avcodec_get_frame_defaults() and
443 avcodec_free_frame() respectively. The latter three functions are deprecated.
444
d711d839 4452013-12-09 - 7e244c6- - lavu 52.20.0 - frame.h
7e244c68
VG
446 Add AV_FRAME_DATA_STEREO3D value to the AVFrameSideDataType enum and
447 stereo3d.h API, that identify codec-independent stereo3d information.
448
d711d839 4492013-11-26 - 1eaac1d- - lavu 52.19.0 - frame.h
1eaac1d6
JS
450 Add AV_FRAME_DATA_A53_CC value to the AVFrameSideDataType enum, which
451 identifies ATSC A53 Part 4 Closed Captions data.
452
d711d839 4532013-11-14 - cce3e0a - lavu 52.18.0 - mem.h
cce3e0a4
AK
454 Move av_fast_malloc() and av_fast_realloc() for libavcodec to libavutil.
455
d711d839 4562013-11-14 - 8941971 - lavc 55.27.0 - avcodec.h
8941971a
AK
457 Deprecate AVCodecContext.error_rate, it is replaced by the 'error_rate'
458 private option of the mpegvideo encoder family.
459
d711d839 4602013-11-14 - 728c465 - lavc 55.26.0 - vdpau.h
ca22d1de 461 Add av_vdpau_get_profile().
728c4658
AK
462 Add av_vdpau_alloc_context(). This function must from now on be
463 used for allocating AVVDPAUContext.
ca22d1de 464
d711d839 4652013-11-04 - cd8f772 - lavc 55.25.0 - avcodec.h
cd8f772d
JE
466 Add ITU-R BT.2020 and other not yet included values to color primaries,
467 transfer characteristics and colorspaces.
468
48d1ed9c 4692013-10-31 - 28096e0 - lavu 52.17.0 - frame.h
28096e0a
JS
470 Add AVFrame.flags and AV_FRAME_FLAG_CORRUPT.
471
d711d839 4722013-09-28 - 0767bfd - lavfi 3.11.0 - avfilter.h
0767bfd1
AK
473 Add AVFilterGraph.execute and AVFilterGraph.opaque for custom slice threading
474 implementations.
475
d711d839 4762013-09-21 - e208e6d - lavu 52.16.0 - pixfmt.h
e208e6d2
KK
477 Add interleaved 4:2:2 8/10-bit formats AV_PIX_FMT_NV16 and
478 AV_PIX_FMT_NV20.
479
c38854c3 4802013-09-16 - 3feb3d6 - lavu 52.15.0 - mem.h
3feb3d6c
LB
481 Add av_reallocp.
482
c38854c3 4832013-08-10 - 5a9a9d4 - lavc 55.16.0 - avcodec.h
5a9a9d4a
LB
484 Extend AVPacket API with av_packet_unref, av_packet_ref,
485 av_packet_move_ref, av_packet_copy_props, av_packet_free_side_data.
486
c38854c3 4872013-08-05 - f824535 - lavc 55.13.0 - avcodec.h
f824535a
RDC
488 Deprecate the bitstream-related members from struct AVVDPAUContext.
489 The bistream buffers no longer need to be explicitly freed.
490
c38854c3 4912013-08-05 - 549294f - lavc 55.12.0 - avcodec.h
549294fb
RDC
492 Deprecate the CODEC_CAP_HWACCEL_VDPAU codec capability. Use CODEC_CAP_HWACCEL
493 and select the AV_PIX_FMT_VDPAU format with get_format() instead.
494
c38854c3 4952013-08-05 - a0ad5d0 - lavu 52.14.0 - pixfmt.h
a0ad5d01
RDC
496 Deprecate AV_PIX_FMT_VDPAU_*. Use AV_PIX_FMT_VDPAU instead.
497
c38854c3 4982013-08-02 - a8b1927 - lavc 55.11.0 - avcodec.h
a8b19271
YN
499 Add output_picture_number to AVCodecParserContext.
500
c38854c3 5012013-06-24 - 95d5246 - lavc 55.10.0 - avcodec.h
95d52464
KK
502 Add MPEG-2 AAC profiles
503
c38854c3 5042013-06-04 - fc962d4 - lavu 52.13.0 - mem.h
fc962d4e
MS
505 Add av_realloc_array and av_reallocp_array
506
c38854c3 5072013-05-24 - 129bb23 - lavfi 3.10.0 - avfilter.h
129bb238
AK
508 Add support for slice multithreading to lavfi. Filters supporting threading
509 are marked with AVFILTER_FLAG_SLICE_THREADS.
510 New fields AVFilterContext.thread_type, AVFilterGraph.thread_type and
511 AVFilterGraph.nb_threads (accessible directly or through AVOptions) may be
512 used to configure multithreading.
513
c38854c3 5142013-05-24 - 2a6eaea - lavu 52.12.0 - cpu.h
2a6eaeaa
AK
515 Add av_cpu_count() function for getting the number of logical CPUs.
516
c38854c3 5172013-05-24 - b493847 - lavc 55.7.0 - avcodec.h
b493847d
YN
518 Add picture_structure to AVCodecParserContext.
519
c38854c3 5202013-05-15 - e6c4ac7 - lavu 52.11.0 - pixdesc.h
e6c4ac7b
AK
521 Replace PIX_FMT_* flags with AV_PIX_FMT_FLAG_*.
522
c38854c3 5232013-04-03 - 507b1e4 - lavc 55.4.0 - avcodec.h
507b1e45
MT
524 Add field_order to AVCodecParserContext.
525
c38854c3 5262013-04-19 - 5e83d9a - lavc 55.2.0 - avcodec.h
5e83d9ac
AK
527 Add CODEC_FLAG_UNALIGNED to allow decoders to produce unaligned output.
528
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5292013-04-11 - lavfi 3.8.0
530 38f0c07 - Move all content from avfiltergraph.h to avfilter.h. Deprecate
531 avfilterhraph.h, user applications should include just avfilter.h
532 bc1a985 - Add avfilter_graph_alloc_filter(), deprecate avfilter_open() and
533 avfilter_graph_add_filter().
534 1113672 - Add AVFilterContext.graph pointing to the AVFilterGraph that contains the
535 filter.
536 48a5ada - Add avfilter_init_str(), deprecate avfilter_init_filter().
537 1ba95a9 - Add avfilter_init_dict().
538 7cdd737 - Add AVFilter.flags field and AVFILTER_FLAG_DYNAMIC_{INPUTS,OUTPUTS} flags.
539 7e8fe4b - Add avfilter_pad_count() for counting filter inputs/outputs.
540 fa2a34c - Add avfilter_next(), deprecate av_filter_next().
541 Deprecate avfilter_uninit().
542
5432013-04-09 - lavfi 3.7.0 - avfilter.h
544 b439c99 - Add AVFilter.priv_class for exporting filter options through the
545 AVOptions API in the similar way private options work in lavc and lavf.
546 8114c10 - Add avfilter_get_class().
cdac3acb
AK
547 Switch all filters to use AVOptions.
548
35386fbf 5492013-03-19 - 2c328a9 - lavu 52.9.0 - pixdesc.h
2c328a90
AK
550 Add av_pix_fmt_count_planes() function for counting planes in a pixel format.
551
35386fbf 5522013-03-16 - 42c7c61 - lavfi 3.6.0
42c7c61a
AK
553 Add AVFilterGraph.nb_filters, deprecate AVFilterGraph.filter_count.
554
35386fbf 5552013-03-08 - Reference counted buffers - lavu 52.8.0, lavc 55.0.0, lavf 55.0.0,
d8b31be6 556lavd 54.0.0, lavfi 3.5.0
35386fbf 557 8e401db, 1cec062 - add a new API for reference counted buffers and buffer
d8b31be6 558 pools (new header libavutil/buffer.h).
35386fbf 559 1afddbe - add AVPacket.buf to allow reference counting for the AVPacket data.
d8b31be6
AK
560 Add av_packet_from_data() function for constructing packets from
561 av_malloc()ed data.
35386fbf 562 7ecc2d4 - move AVFrame from lavc to lavu (new header libavutil/frame.h), add
d8b31be6
AK
563 AVFrame.buf/extended_buf to allow reference counting for the AVFrame
564 data. Add new API for working with reference-counted AVFrames.
35386fbf 565 759001c - add the refcounted_frames field to AVCodecContext to make audio and
d8b31be6
AK
566 video decoders return reference-counted frames. Add get_buffer2()
567 callback to AVCodecContext which allocates reference-counted frames.
568 Add avcodec_default_get_buffer2() as the default get_buffer2()
569 implementation.
570 Deprecate AVCodecContext.get_buffer() / release_buffer() /
571 reget_buffer(), avcodec_default_get_buffer(),
572 avcodec_default_reget_buffer(), avcodec_default_release_buffer().
573 Remove avcodec_default_free_buffers(), which should not have ever
574 been called from outside of lavc.
575 Deprecate the following AVFrame fields:
576 * base -- is now stored in AVBufferRef
577 * reference, type, buffer_hints -- are unnecessary in the new API
578 * hwaccel_picture_private, owner, thread_opaque -- should not
579 have been acessed from outside of lavc
580 * qscale_table, qstride, qscale_type, mbskip_table, motion_val,
581 mb_type, dct_coeff, ref_index -- mpegvideo-specific tables,
582 which are not exported anymore.
35386fbf 583 7e35037 - switch libavfilter to use AVFrame instead of AVFilterBufferRef. Add
d8b31be6
AK
584 av_buffersrc_add_frame(), deprecate av_buffersrc_buffer().
585 Add av_buffersink_get_frame() and av_buffersink_get_samples(),
586 deprecate av_buffersink_read() and av_buffersink_read_samples().
587 Deprecate AVFilterBufferRef and all functions for working with it.
588
35386fbf 5892013-03-17 - 12c5c1d - lavu 52.8.0 - avstring.h
12c5c1d3
RD
590 Add av_isdigit, av_isgraph, av_isspace, av_isxdigit.
591
35386fbf 5922013-02-23 - 9f12235 - lavfi 3.4.0 - avfiltergraph.h
9f122356
JR
593 Add resample_lavr_opts to AVFilterGraph for setting libavresample options
594 for auto-inserted resample filters.
595
35386fbf 5962013-01-25 - 38c1466 - lavu 52.7.0 - dict.h
38c1466c
JR
597 Add av_dict_parse_string() to set multiple key/value pairs at once from a
598 string.
599
35386fbf 6002013-01-25 - b85a5e8 - lavu 52.6.0 - avstring.h
b85a5e87
VP
601 Add av_strnstr()
602
35386fbf 6032013-01-15 - 8ee288d - lavu 52.5.0 - hmac.h
8ee288d2
MS
604 Add AVHMAC.
605
35386fbf 6062013-01-13 - 44e065d - lavc 54.36.0 - vdpau.h
44e065d5
RDC
607 Add AVVDPAUContext struct for VDPAU hardware-accelerated decoding.
608
f89466ad
DB
6092013-01-12 - 169fb94 - lavu 52.4.0 - pixdesc.h
610 Add AV_PIX_FMT_VDPAU flag.
611
142c3909 6122013-01-07 - 074a00d - lavr 1.1.0
074a00d1
JR
613 Add avresample_set_channel_mapping() for input channel reordering,
614 duplication, and silencing.
615
cca4742a
AK
616------------------------------8<-------------------------------------
617 9 branch was cut here
618----------------------------->8--------------------------------------
619
40d43d25
LB
6202012-12-29 - lavu 52.3.0
621 d8fd06c - Add av_basename() and av_dirname().
622 c1a02e8 - Add av_pix_fmt_get_chroma_sub_sample and deprecate
623 avcodec_get_chroma_sub_sample.
d8fd06c3 624
142c3909 6252012-11-11 - 5980f5d - lavu 52.2.0 - audioconvert.h
5980f5dd
JR
626 Rename audioconvert.h to channel_layout.h. audioconvert.h is now deprecated.
627
142c3909 6282012-11-05 - dfde8a3 - lavu 52.1.0 - intmath.h
dfde8a34
JR
629 Add av_ctz() for trailing zero bit count
630
142c3909 6312012-10-21 - a893655 - lavu 51.45.0 - error.h
a893655b
NC
632 Add AVERROR_EXPERIMENTAL
633
142c3909 6342012-10-12 - d2fcb35 - lavu 51.44.0 - pixdesc.h
d2fcb356
AK
635 Add functions for accessing pixel format descriptors.
636 Accessing the av_pix_fmt_descriptors array directly is now
637 deprecated.
638
142c3909 6392012-10-11 - 9a92aea - lavu 51.43.0 - aes.h, md5.h, sha.h, tree.h
9a92aea2
MS
640 Add functions for allocating the opaque contexts for the algorithms,
641 deprecate the context size variables.
642
142c3909 6432012-10-10 - b522000 - lavf 54.18.0 - avio.h
b522000e
LB
644 Add avio_closep to complement avio_close.
645
142c3909 6462012-10-08 - 78071a1 - lavu 51.42.0 - pixfmt.h
78071a14
AK
647 Rename PixelFormat to AVPixelFormat and all PIX_FMT_* to AV_PIX_FMT_*.
648 To provide backwards compatibility, PixelFormat is now #defined as
649 AVPixelFormat.
650 Note that this can break user code that includes pixfmt.h and uses the
651 'PixelFormat' identifier. Such code should either #undef PixelFormat
652 or stop using the PixelFormat name.
653
2f49e3da 6542012-10-05 - e7ba5b1 - lavr 1.0.0 - avresample.h
006afc7a
AK
655 Data planes parameters to avresample_convert() and
656 avresample_read() are now uint8_t** instead of void**.
657 Libavresample is now stable.
658
2f49e3da 6592012-09-24 - a42aada - lavc 54.28.0 - avcodec.h
a42aadab
AK
660 Add avcodec_free_frame(). This function must now
661 be used for freeing an AVFrame.
662
2f49e3da 6632012-09-12 - 8919fee - lavu 51.41.0 - audioconvert.h
8919fee7
TW
664 Added AV_CH_LOW_FREQUENCY_2 channel mask value.
665
2f49e3da 6662012-09-04 - 686a329 - lavu 51.40.0 - opt.h
686a3293
MS
667 Reordered the fields in default_val in AVOption, changed which
668 default_val field is used for which AVOptionType.
669
2f49e3da 6702012-08-30 - a231832 - lavc 54.26.1 - avcodec.h
a2318326
AK
671 Add codec descriptor properties AV_CODEC_PROP_LOSSY and
672 AV_CODEC_PROP_LOSSLESS.
673
7b44061f
AK
6742012-08-18 - lavc 54.26 - avcodec.h
675 Add codec descriptors for accessing codec properties without having
676 to refer to a specific decoder or encoder.
677
678 c223d79 - Add an AVCodecDescriptor struct and functions
679 avcodec_descriptor_get() and avcodec_descriptor_next().
680 51efed1 - Add AVCodecDescriptor.props and AV_CODEC_PROP_INTRA_ONLY.
681 91e59fe - Add avcodec_descriptor_get_by_name().
682
683
6842012-08-08 - 1d9c2dc - lavu 51.39 - avutil.h
1d9c2dc8
MS
685 Don't implicitly include libavutil/common.h in avutil.h
686
7b44061f 6872012-08-08 - 987170c - lavu 51.38 - dict.h
987170cb
MR
688 Add av_dict_count().
689
7b44061f 6902012-08-07 - 104e10f - lavc 54.25 - avcodec.h
104e10fb 691 Rename CodecID to AVCodecID and all CODEC_ID_* to AV_CODEC_ID_*.
2ff67c90
AK
692 To provide backwards compatibility, CodecID is now #defined as AVCodecID.
693 Note that this can break user code that includes avcodec.h and uses the
694 'CodecID' identifier. Such code should either #undef CodecID or stop using the
695 CodecID name.
104e10fb 696
7b44061f 6972012-08-03 - 239fdf1 - lavu 51.37.1 - cpu.h
239fdf1b
DB
698 lsws 2.1.1 - swscale.h
699 Rename AV_CPU_FLAG_MMX2 ---> AV_CPU_FLAG_MMXEXT.
700 Rename SWS_CPU_CAPS_MMX2 ---> SWS_CPU_CAPS_MMXEXT.
701
7b44061f 7022012-07-29 - 681ed00 - lavf 54.13.0 - avformat.h
681ed000
LB
703 Add AVFMT_FLAG_NOBUFFER for low latency use cases.
704
7b44061f 7052012-07-20 - b70d89a - lavfi 3.0.0 - avfilter.h
b70d89a0
RN
706 Add avfilter_unref_bufferp().
707
45ff9e5b 7082012-07-10 - 5fade8a - lavu 51.37.0
f3e5e6f0
LB
709 Add av_malloc_array() and av_mallocz_array()
710
45ff9e5b 7112012-06-22 - d3d3a32 - lavu 51.34.0
d3d3a32c
MR
712 Add av_usleep()
713
dc7e336c
MR
7142012-06-20 - ae0a301 - lavu 51.33.0
715 Move av_gettime() to libavutil, add libavutil/time.h
716
45ff9e5b 7172012-06-09 - 3971be0 - lavr 0.0.3
3971be0e
JS
718 Add a parameter to avresample_build_matrix() for Dolby/DPLII downmixing.
719
45ff9e5b 7202012-06-12 - 9baeff9 - lavfi 2.23.0 - avfilter.h
9baeff95
AK
721 Add AVFilterContext.nb_inputs/outputs. Deprecate
722 AVFilterContext.input/output_count.
723
45ff9e5b 7242012-06-12 - 84b9fbe - lavfi 2.22.0 - avfilter.h
84b9fbe0
AK
725 Add avfilter_pad_get_type() and avfilter_pad_get_name(). Those
726 should now be used instead of accessing AVFilterPad members
727 directly.
728
45ff9e5b 7292012-06-12 - b0f0dfc - lavu 51.32.0 - audioconvert.h
b0f0dfc4
AK
730 Add av_get_channel_layout_channel_index(), av_get_channel_name()
731 and av_channel_layout_extract_channel().
732
45ff9e5b 7332012-05-25 - 154486f - lavu 51.31.0 - opt.h
154486f9
SP
734 Add av_opt_set_bin()
735
45ff9e5b 7362012-05-26 - e9cef89 - lavf 54.3.0
e9cef897
JZ
737 Add AVFMT_TS_NONSTRICT format flag to indicate that a muxer supports
738 non-increasing monotone timestamps.
739
d89eca50
AK
7402012-05-15 - lavfi 2.17.0
741 Add support for audio filters
742 ac71230/a2cd9be - add video/audio buffer sink in a new installed
743 header buffersink.h
744 720c6b7 - add av_buffersrc_write_frame(), deprecate
745 av_vsrc_buffer_add_frame()
746 ab16504 - add avfilter_copy_buf_props()
747 9453c9e - add extended_data to AVFilterBuffer
748 1b8c927 - add avfilter_get_audio_buffer_ref_from_arrays()
749
7502012-05-09 - lavu 51.30.0 - samplefmt.h
751 142e740 - add av_samples_copy()
752 6d7f617 - add av_samples_set_silence()
753
7542012-05-09 - a5117a2 - lavc 54.13.1
a5117a24
AK
755 For audio formats with fixed frame size, the last frame
756 no longer needs to be padded with silence, libavcodec
757 will handle this internally (effectively all encoders
758 behave as if they had CODEC_CAP_SMALL_LAST_FRAME set).
759
d89eca50 7602012-05-07 - 828bd08 - lavc 54.13.0 - avcodec.h
828bd088
AK
761 Add sample_rate and channel_layout fields to AVFrame.
762
d89eca50 7632012-05-01 - 4010d72 - lavr 0.0.1
4010d724
JR
764 Change AV_MIX_COEFF_TYPE_Q6 to AV_MIX_COEFF_TYPE_Q8.
765
f7ff0999 7662012-04-25 - 3527a73 - lavu 51.29.0 - cpu.h
3527a739
MR
767 Add av_parse_cpu_flags()
768
f7ff0999 7692012-04-24 - c8af852 - lavr 0.0.0
c8af852b
JR
770 Add libavresample audio conversion library
771
f7ff0999 7722012-04-20 - 0c0d1bc - lavu 51.28.0 - audio_fifo.h
0c0d1bce
JR
773 Add audio FIFO functions:
774 av_audio_fifo_free()
775 av_audio_fifo_alloc()
776 av_audio_fifo_realloc()
777 av_audio_fifo_write()
778 av_audio_fifo_read()
779 av_audio_fifo_drain()
780 av_audio_fifo_reset()
781 av_audio_fifo_size()
782 av_audio_fifo_space()
783
f7ff0999
JR
7842012-04-14 - lavfi 2.16.0 - avfiltergraph.h
785 d7bcc71 Add avfilter_graph_parse2().
786 91d3cbe Add avfilter_inout_alloc() and avfilter_inout_free().
91d3cbe0 787
f7ff0999 7882012-04-08 - 4d693b0 - lavu 51.27.0 - samplefmt.h
4d693b02
JR
789 Add av_get_packed_sample_fmt() and av_get_planar_sample_fmt()
790
f7ff0999 7912012-04-05 - 5cc51a5 - lavu 51.26.0 - audioconvert.h
5cc51a58
JR
792 Add av_get_default_channel_layout()
793
bf5f46b4
JG
7942012-03-20 - 3c90cc2 - lavfo 54.2.0
795 Deprecate av_read_packet(), use av_read_frame() with
796 AVFMT_FLAG_NOPARSE | AVFMT_FLAG_NOFILLIN in AVFormatContext.flags
797
5d20e7b7 7982012-03-06 - 4d851f8 - lavu 51.25.0 - cpu.h
4d851f8d
AK
799 Add av_set_cpu_flags_mask().
800
5d20e7b7
AK
8012012-03-05 - lavc 54.8.0
802 6699d07 Add av_get_exact_bits_per_sample()
803 9524cf7 Add av_get_audio_frame_duration()
9524cf79 804
5d20e7b7 8052012-03-04 - 44fe77b - lavc 54.7.0 - avcodec.h
44fe77b3
AK
806 Add av_codec_is_encoder/decoder().
807
5d20e7b7 8082012-03-01 - 442c132 - lavc 54.3.0 - avcodec.h
442c1320
MS
809 Add av_packet_shrink_side_data.
810
5d20e7b7 8112012-02-29 - dd2a4bc - lavf 54.2.0 - avformat.h
32253747
AK
812 Add AVStream.attached_pic and AV_DISPOSITION_ATTACHED_PIC,
813 used for dealing with attached pictures/cover art.
814
f5f5b154 8152012-02-25 - c9bca80 - lavu 51.24.0 - error.h
c9bca801 816 Add AVERROR_UNKNOWN
75bdd55e 817 NOTE: this was backported to 0.8
c9bca801 818
f5f5b154 8192012-02-20 - e9cda85 - lavc 54.2.0
e9cda853
JR
820 Add duration field to AVCodecParserContext
821
f5f5b154 8222012-02-20 - 0b42a93 - lavu 51.23.1 - mathematics.h
0b42a938
JR
823 Add av_rescale_q_rnd()
824
f5f5b154 8252012-02-08 - 38d5533 - lavu 51.22.1 - pixdesc.h
38d55332
AK
826 Add PIX_FMT_PSEUDOPAL flag.
827
f5f5b154 8282012-02-08 - 52f82a1 - lavc 54.01.0
52f82a11
AK
829 Add avcodec_encode_video2() and deprecate avcodec_encode_video().
830
fcc518a0 8312012-02-01 - 316fc74 - lavc 54.01.0
316fc744
JG
832 Add av_fast_padded_malloc() as alternative for av_realloc() when aligned
833 memory is required. The buffer will always have FF_INPUT_BUFFER_PADDING_SIZE
834 zero-padded bytes at the end.
835
fcc518a0 8362012-01-31 - dd6d3b0 - lavf 54.01.0
dd6d3b0e 837 Add avformat_get_riff_video_tags() and avformat_get_riff_audio_tags().
75bdd55e 838 NOTE: this was backported to 0.8
dd6d3b0e 839
fcc518a0 8402012-01-31 - af08d9a - lavc 54.01.0
af08d9ae 841 Add avcodec_is_open() function.
75bdd55e 842 NOTE: this was backported to 0.8
af08d9ae 843
fcc518a0 8442012-01-30 - 8b93312 - lavu 51.22.0 - intfloat.h
8b933129
PM
845 Add a new installed header libavutil/intfloat.h with int/float punning
846 functions.
75bdd55e 847 NOTE: this was backported to 0.8
8b933129 848
6cb28829
MS
8492012-01-25 - lavf 53.22.0
850 f1caf01 Allow doing av_write_frame(ctx, NULL) for flushing possible
851 buffered data within a muxer. Added AVFMT_ALLOW_FLUSH for
852 muxers supporting it (av_write_frame makes sure it is called
853 only for muxers with this flag).
854
75bdd55e
AK
855------------------------------8<-------------------------------------
856 0.8 branch was cut here
857----------------------------->8--------------------------------------
858
7512bb74 8592012-01-15 - lavc 53.34.0
a6ccae3f 860 New audio encoding API:
7512bb74 861 b2c75b6 Add CODEC_CAP_VARIABLE_FRAME_SIZE capability for use by audio
a6ccae3f 862 encoders.
7512bb74
AK
863 5ee5fa0 Add avcodec_fill_audio_frame() as a convenience function.
864 b2c75b6 Add avcodec_encode_audio2() and deprecate avcodec_encode_audio().
a6ccae3f
JR
865 Add AVCodec.encode2().
866
7512bb74 8672012-01-12 - 3167dc9 - lavfi 2.15.0
3167dc95
AK
868 Add a new installed header -- libavfilter/version.h -- with version macros.
869
c04a954d
JG
8702011-01-03 - b73ec05 - lavu 51.21.0
871 Add av_popcount64
872
06e8d38f
AK
8732011-12-25 - lavfi 2.14.0
874 e1d9dbf Add a new installed header - buffersrc.h
875 It contains a new function av_buffersrc_buffer() that allows passing
876 frames to the 'buffer' filter, but unlike av_vsrc_buffer_add_frame()
877 it allows for direct rendering.
878 1c9e340 Add avfilter_copy_frame_props() for copying properties from
879 AVFrame to AVFilterBufferRef.
880
8812011-12-25 - lavc 53.31.0
882 Add the following new fields to AVFrame:
883 b58dbb5 sample_aspect_ratio
884 3a2ddf7 width, height
885 8a4a5f6 format
886
2a216ca2 8872011-12-18 - 8400b12 - lavc 53.28.1
8400b126
MR
888 Deprecate AVFrame.age. The field is unused.
889
c04a954d
JG
8902011-12-12 - 5266045 - lavf 53.17.0
891 Add avformat_close_input().
52660454
AK
892 Deprecate av_close_input_file() and av_close_input_stream().
893
f134b5ec
VG
8942011-12-09 - b2890f5 - lavu 51.20.0 - audioconvert.h
895 Expand the channel layout list.
896
c04a954d 8972011-12-02 - 0eea212 - lavc 53.25.0
0eea2129
JR
898 Add nb_samples and extended_data fields to AVFrame.
899 Deprecate AVCODEC_MAX_AUDIO_FRAME_SIZE.
900 Deprecate avcodec_decode_audio3() in favor of avcodec_decode_audio4().
901 avcodec_decode_audio4() writes output samples to an AVFrame, which allows
902 audio decoders to use get_buffer().
903
c04a954d 9042011-12-04 - 560f773 - lavc 53.24.0
560f773c
JR
905 Change AVFrame.data[4]/base[4]/linesize[4]/error[4] to [8] at next major bump.
906 Change AVPicture.data[4]/linesize[4] to [8] at next major bump.
907 Change AVCodecContext.error[4] to [8] at next major bump.
908 Add AV_NUM_DATA_POINTERS to simplify the bump transition.
909
f134b5ec
VG
9102011-11-24 - lavu 51.19.0
911 bd97b2e - add planar RGB pixel formats
912 6b0768e - add PIX_FMT_PLANAR and PIX_FMT_RGB pixel descriptions
913
b94a3b28 9142011-11-23 - bbb46f3 - lavu 51.18.0
bbb46f3e
JR
915 Add av_samples_get_buffer_size(), av_samples_fill_arrays(), and
916 av_samples_alloc(), to samplefmt.h.
917
b94a3b28 9182011-11-23 - 8889cc4 - lavu 51.17.0
8889cc4f
JR
919 Add planar sample formats and av_sample_fmt_is_planar() to samplefmt.h.
920
b94a3b28 9212011-11-19 - f3a29b7 - lavc 53.21.0
f3a29b75
JR
922 Move some AVCodecContext fields to a new private struct, AVCodecInternal,
923 which is accessed from a new field, AVCodecContext.internal.
924 - fields moved:
925 AVCodecContext.internal_buffer --> AVCodecInternal.buffer
926 AVCodecContext.internal_buffer_count --> AVCodecInternal.buffer_count
927 AVCodecContext.is_copy --> AVCodecInternal.is_copy
928
b94a3b28
MR
9292011-11-16 - 6270671 - lavu 51.16.0
930 Add av_timegm()
931
f872e4d0
AK
9322011-11-13 - lavf 53.15.0
933 New interrupt callback API, allowing per-AVFormatContext/AVIOContext
934 interrupt callbacks.
935 6aa0b98 Add AVIOInterruptCB struct and the interrupt_callback field to
936 AVFormatContext.
937 1dee0ac Add avio_open2() with additional parameters. Those are
938 an interrupt callback and an options AVDictionary.
939 This will allow passing AVOptions to protocols after lavf
940 54.0.
941
eacec07e 9422011-11-06 - ba04ecf - lavu 51.14.0
ba04ecfd
RD
943 Add av_strcasecmp() and av_strncasecmp() to avstring.h.
944
eacec07e 9452011-11-06 - 07b172f - lavu 51.13.0
07b172fe
LB
946 Add av_toupper()/av_tolower()
947
eacec07e 9482011-11-05 - b6d08f4 - lavf 53.13.0
c9b309e8 949 Add avformat_network_init()/avformat_network_deinit()
b6d08f40 950
eacec07e 9512011-10-27 - 512557b - lavc 53.15.0
512557b2
JR
952 Remove avcodec_parse_frame.
953 Deprecate AVCodecContext.parse_only and CODEC_CAP_PARSE_ONLY.
954
eacec07e 9552011-10-19 - 569129a - lavf 53.10.0
569129a6
AK
956 Add avformat_new_stream(). Deprecate av_new_stream().
957
eacec07e 9582011-10-13 - b631fba - lavf 53.9.0
b631fba9
JR
959 Add AVFMT_NO_BYTE_SEEK AVInputFormat flag.
960
492bd1a2
AK
9612011-10-12 - lavu 51.12.0
962 AVOptions API rewrite.
963
964 - 145f741 FF_OPT_TYPE* renamed to AV_OPT_TYPE_*
965 - new setting/getting functions with slightly different semantics:
966 dac66da av_set_string3 -> av_opt_set
967 av_set_double -> av_opt_set_double
968 av_set_q -> av_opt_set_q
969 av_set_int -> av_opt_set_int
970
971 41d9d51 av_get_string -> av_opt_get
972 av_get_double -> av_opt_get_double
973 av_get_q -> av_opt_get_q
974 av_get_int -> av_opt_get_int
975
976 - 8c5dcaa trivial rename av_next_option -> av_opt_next
977 - 641c7af new functions - av_opt_child_next, av_opt_child_class_next
978 and av_opt_find2()
979
7f9b0ef9 9802011-09-03 - fb4ca26 - lavc 53.10.0
fb4ca26b
AK
981 lavf 53.6.0
982 lsws 2.1.0
983 Add {avcodec,avformat,sws}_get_class().
984
7f9b0ef9 9852011-09-03 - c11fb82 - lavu 51.10.0
c11fb828
AK
986 Add AV_OPT_SEARCH_FAKE_OBJ flag for av_opt_find() function.
987
96d8e18a
JN
9882011-08-26 - lavu 51.9.0
989 - f2011ed Add av_fifo_peek2(), deprecate av_fifo_peek().
990 - add41de..abc78a5 Do not include intfloat_readwrite.h,
991 mathematics.h, rational.h, pixfmt.h, or log.h from avutil.h.
f2011ed2 992
7f9b0ef9 9932011-08-16 - 48f9e45 - lavf 53.4.0
48f9e457
AK
994 Add avformat_query_codec().
995
7f9b0ef9 9962011-08-16 - bca06e7 - lavc 53.8.0
bca06e77
AK
997 Add avcodec_get_type().
998
e3a70c7c
DB
9992011-08-06 - 2f63440 - lavf 53.4.0
1000 Add error_recognition to AVFormatContext.
1001
5038f9b2
LB
10022011-08-02 - 9d39cbf - lavc 53.7.1
1003 Add AV_PKT_FLAG_CORRUPT AVPacket flag.
1004
6cb11979 10052011-07-10 - a67c061 - lavf 53.3.0
f2f523ff 1006 Add avformat_find_stream_info(), deprecate av_find_stream_info().
9c47f2b2 1007 NOTE: this was backported to 0.7
f2f523ff 1008
6cb11979 10092011-07-10 - 0b950fe - lavc 53.6.0
f2f523ff 1010 Add avcodec_open2(), deprecate avcodec_open().
9c47f2b2
AK
1011 NOTE: this was backported to 0.7
1012
44911f29
AK
1013 Add avcodec_alloc_context3. Deprecate avcodec_alloc_context() and
1014 avcodec_alloc_context2().
f2f523ff 1015
6cb11979 10162011-06-23 - 67e9ae1 - lavu 51.8.0 - attributes.h
67e9ae14
MS
1017 Add av_printf_format().
1018
9c47f2b2
AK
1019------------------------------8<-------------------------------------
1020 0.7 branch was cut here
1021----------------------------->8--------------------------------------
1022
6cb11979 10232011-06-16 - 05e84c9, 25de595 - lavf 53.2.0 - avformat.h
7c44d716
AK
1024 Add avformat_open_input and avformat_write_header().
1025 Deprecate av_open_input_stream, av_open_input_file,
1026 AVFormatParameters and av_write_header.
1027
6cb11979 10282011-06-16 - 7e83e1c, dc59ec5 - lavu 51.7.0 - opt.h
7c44d716
AK
1029 Add av_opt_set_dict() and av_opt_find().
1030 Deprecate av_find_opt().
1031 Add AV_DICT_APPEND flag.
1032
6cb11979 10332011-06-10 - cb7c11c - lavu 51.6.0 - opt.h
cb7c11cc
MS
1034 Add av_opt_flag_is_set().
1035
6cb11979 10362011-06-08 - d9f80ea - lavu 51.5.0 - AVMetadata
d9f80ea2
AK
1037 Move AVMetadata from lavf to lavu and rename it to
1038 AVDictionary -- new installed header dict.h.
1039 All av_metadata_* functions renamed to av_dict_*.
1040
1397ac0a 10412011-06-07 - a6703fa - lavu 51.4.0 - av_get_bytes_per_sample()
a6703faa
SS
1042 Add av_get_bytes_per_sample() in libavutil/samplefmt.h.
1043 Deprecate av_get_bits_per_sample_fmt().
1044
6cb11979 10452011-06-05 - b39b062 - lavu 51.3.0 - opt.h
b39b0623
AK
1046 Add av_opt_free convenience function.
1047
04de5bf5 10482011-05-28 - 0420bd7 - lavu 51.2.0 - pixdesc.h
8f653e28
SS
1049 Add av_get_pix_fmt_name() in libavutil/pixdesc.h, and deprecate
1050 avcodec_get_pix_fmt_name() in libavcodec/avcodec.h in its favor.
1051
19a686b8 10522011-05-25 - 30315a8 - lavf 53.1.0 - avformat.h
30315a8d
AC
1053 Add fps_probe_size to AVFormatContext.
1054
41e21e4d 10552011-05-18 - 64150ff - lavc 53.4.0 - AVCodecContext.request_sample_fmt
00e5da89
JR
1056 Add request_sample_fmt field to AVCodecContext.
1057
36dc49b7 10582011-05-10 - 188dea1 - lavc 53.3.0 - avcodec.h
188dea1d
AK
1059 Deprecate AVLPCType and the following fields in
1060 AVCodecContext: lpc_coeff_precision, prediction_order_method,
1061 min_partition_order, max_partition_order, lpc_type, lpc_passes.
1062 Corresponding FLAC encoder options should be used instead.
1063
36dc49b7 10642011-04-26 - bebe72f - lavu 51.1.0 - avutil.h
bebe72f4
SS
1065 Add AVPictureType enum and av_get_picture_type_char(), deprecate
1066 FF_*_TYPE defines and av_get_pict_type_char() defined in
1067 libavcodec/avcodec.h.
1068
36dc49b7 10692011-04-26 - 10d3940 - lavfi 2.3.0 - avfilter.h
10d39405
RPM
1070 Add pict_type and key_frame fields to AVFilterBufferRefVideo.
1071
36dc49b7 10722011-04-26 - 7a11c82 - lavfi 2.2.0 - vsrc_buffer
7a11c82f
MN
1073 Add sample_aspect_ratio fields to vsrc_buffer arguments
1074
b4a53314 10752011-04-21 - 94f7451 - lavc 53.1.0 - avcodec.h
94f7451a
RB
1076 Add CODEC_CAP_SLICE_THREADS for codecs supporting sliced threading.
1077
aad2f2f4
K
10782011-04-15 - lavc 52.120.0 - avcodec.h
1079 AVPacket structure got additional members for passing side information:
1080 4de339e introduce side information for AVPacket
1081 2d8591c make containers pass palette change in AVPacket
1082
86a89ae3
AK
10832011-04-12 - lavf 52.107.0 - avio.h
1084 Avio cleanup, part II - deprecate the entire URLContext API:
1085 175389c add avio_check as a replacement for url_exist
1086 ff1ec0c add avio_pause and avio_seek_time as replacements
1087 for _av_url_read_fseek/fpause
1088 cdc6a87 deprecate av_protocol_next(), avio_enum_protocols
1089 should be used instead.
1090 80c6e23 rename url_set_interrupt_cb->avio_set_interrupt_cb.
1091 f87b1b3 rename open flags: URL_* -> AVIO_*
1092 f8270bb add avio_enum_protocols.
1093 5593f03 deprecate URLProtocol.
1094 c486dad deprecate URLContext.
1095 026e175 deprecate the typedef for URLInterruptCB
1096 8e76a19 deprecate av_register_protocol2.
1097 b840484 deprecate URL_PROTOCOL_FLAG_NESTED_SCHEME
1098 1305d93 deprecate av_url_read_seek
1099 fa104e1 deprecate av_url_read_pause
1100 727c7aa deprecate url_get_filename().
1101 5958df3 deprecate url_max_packet_size().
1102 1869ea0 deprecate url_get_file_handle().
1103 32a97d4 deprecate url_filesize().
1104 e52a914 deprecate url_close().
1105 58a48c6 deprecate url_seek().
1106 925e908 deprecate url_write().
1107 dce3756 deprecate url_read_complete().
1108 bc371ac deprecate url_read().
1109 0589da0 deprecate url_open().
1110 62eaaea deprecate url_connect.
1111 5652bb9 deprecate url_alloc.
1112 333e894 deprecate url_open_protocol
1113 e230705 deprecate url_poll and URLPollEntry
1114
73389754
PR
11152011-04-10 - lavu 50.40.0 - pixfmt.h
1116 Add PIX_FMT_BGR48LE and PIX_FMT_BGR48BE pixel formats
1117
0c68c804
AK
11182011-04-08 - lavf 52.106.0 - avformat.h
1119 Minor avformat.h cleanup:
1120 a9bf9d8 deprecate av_guess_image2_codec
1121 c3675df rename avf_sdp_create->av_sdp_create
1122
4dcde00c
AK
11232011-04-03 - lavf 52.105.0 - avio.h
1124 Large-scale renaming/deprecating of AVIOContext-related functions:
1125 724f6a0 deprecate url_fdopen
1126 403ee83 deprecate url_open_dyn_packet_buf
1127 6dc7d80 rename url_close_dyn_buf -> avio_close_dyn_buf
1128 b92c545 rename url_open_dyn_buf -> avio_open_dyn_buf
1129 8978fed introduce an AVIOContext.seekable field as a replacement for
1130 AVIOContext.is_streamed and url_is_streamed()
1131 b64030f deprecate get_checksum()
1132 4c4427a deprecate init_checksum()
1133 4ec153b deprecate udp_set_remote_url/get_local_port
1134 933e90a deprecate av_url_read_fseek/fpause
1135 8d9769a deprecate url_fileno
1136 b7f2fdd rename put_flush_packet -> avio_flush
1137 35f1023 deprecate url_close_buf
1138 83fddae deprecate url_open_buf
1139 d9d86e0 rename url_fprintf -> avio_printf
1140 59f65d9 deprecate url_setbufsize
1141 3e68b3b deprecate url_ferror
1142 66e5b1d deprecate url_feof
1143 e8bb2e2 deprecate url_fget_max_packet_size
1144 76aa876 rename url_fsize -> avio_size
1145 e519753 deprecate url_fgetc
1146 655e45e deprecate url_fgets
1147 a2704c9 rename url_ftell -> avio_tell
1148 e16ead0 deprecate get_strz() in favor of avio_get_str
1149 0300db8,2af07d3 rename url_fskip -> avio_skip
1150 6b4aa5d rename url_fseek -> avio_seek
1151 61840b4 deprecate put_tag
1152 22a3212 rename url_fopen/fclose -> avio_open/close.
1153 0ac8e2b deprecate put_nbyte
1154 77eb550 rename put_byte -> avio_w8
1155 put_[b/l]e<type> -> avio_w[b/l]<type>
1156 put_buffer -> avio_write
1157 b7effd4 rename get_byte -> avio_r8,
1158 get_[b/l]e<type> -> avio_r[b/l]<type>
1159 get_buffer -> avio_read
1160 b3db9ce deprecate get_partial_buffer
1161 8d9ac96 rename av_alloc_put_byte -> avio_alloc_context
1162
0b18b49b
JR
11632011-03-25 - 34b47d7 - lavc 52.115.0 - AVCodecContext.audio_service_type
1164 Add audio_service_type field to AVCodecContext.
1165
dc6fdad5
MS
11662011-03-02 - 863c471 - lavf 52.103.0 - av_pkt_dump2, av_pkt_dump_log2
1167 Add new functions av_pkt_dump2, av_pkt_dump_log2 that uses the
1168 source stream timebase for outputting timestamps. Deprecate
1169 av_pkt_dump and av_pkt_dump_log.
1170
d2bbf82e
RB
11712011-02-20 - e731b8d - lavf 52.102.0 - avio.h
1172 * e731b8d - rename init_put_byte() to ffio_init_context(), deprecating the
1173 original, and move it to a private header so it is no longer
1174 part of our public API. Instead, use av_alloc_put_byte().
1175 * ae628ec - rename ByteIOContext to AVIOContext.
1176
c3dbfa1a 11772011-02-16 - 09d171b - lavf 52.101.0 - avformat.h
09d171b9 1178 lavu 52.39.0 - parseutils.h
c3dbfa1a
JG
1179 * 610219a - Add av_ prefix to dump_format().
1180 * f6c7375 - Replace parse_date() in lavf with av_parse_time() in lavu.
1181 * ab0287f - Move find_info_tag from lavf to lavu and add av_prefix to it.
09d171b9 1182
737eb597
RT
11832011-02-15 - lavu 52.38.0 - merge libavcore
1184 libavcore is merged back completely into libavutil
1185
8ed4cc65
MR
11862011-02-10 - 55bad0c - lavc 52.113.0 - vbv_delay
1187 Add vbv_delay field to AVCodecContext
1188
935ee1b9
MR
11892011-02-14 - 24a83bd - lavf 52.100.0 - AV_DISPOSITION_CLEAN_EFFECTS
1190 Add AV_DISPOSITION_CLEAN_EFFECTS disposition flag.
1191
08a459f0
MR
11922011-02-14 - 910b5b8 - lavfi 1.76.0 - AVFilterLink sample_aspect_ratio
1193 Add sample_aspect_ratio field to AVFilterLink.
1194
77c330a0
AH
11952011-02-10 - 12c14cd - lavf 52.99.0 - AVStream.disposition
1196 Add AV_DISPOSITION_HEARING_IMPAIRED and AV_DISPOSITION_VISUAL_IMPAIRED.
1197
f2146944 11982011-02-09 - 5592734 - lavc 52.112.0 - avcodec_thread_init()
c0b102ca
AS
1199 Deprecate avcodec_thread_init()/avcodec_thread_free() use; instead
1200 set thread_count before calling avcodec_open.
1201
8e8cc52b 12022011-02-09 - 778b08a - lavc 52.111.0 - threading API
37b00b47
AS
1203 Add CODEC_CAP_FRAME_THREADS with new restrictions on get_buffer()/
1204 release_buffer()/draw_horiz_band() callbacks for appropriate codecs.
1205 Add thread_type and active_thread_type fields to AVCodecContext.
1206
c2bd7578 12072011-02-08 - 3940caa - lavf 52.98.0 - av_probe_input_buffer
3940caad
AH
1208 Add av_probe_input_buffer() to avformat.h for probing format from a
1209 ByteIOContext.
1210
ae0f8a1a 12112011-02-06 - fe174fc - lavf 52.97.0 - avio.h
fe174fc8
NG
1212 Add flag for non-blocking protocols: URL_FLAG_NONBLOCK
1213
ff197489
MS
12142011-02-04 - f124b08 - lavf 52.96.0 - avformat_free_context()
1215 Add avformat_free_context() in avformat.h.
1216
75fd0668
TH
12172011-02-03 - f5b82f4 - lavc 52.109.0 - add CODEC_ID_PRORES
1218 Add CODEC_ID_PRORES to avcodec.h.
1219
7ab8758b
JG
12202011-02-03 - fe9a3fb - lavc 52.109.0 - H.264 profile defines
1221 Add defines for H.264 * Constrained Baseline and Intra profiles
1222
4868bebe
AK
12232011-02-02 - lavf 52.95.0
1224 * 50196a9 - add a new installed header version.h.
1225 * 4efd5cf, dccbd97, 93b78d1 - add several variants of public
1226 avio_{put,get}_str* functions. Deprecate corresponding semi-public
1227 {put,get}_str*.
1228
12292011-02-02 - dfd2a00 - lavu 50.37.0 - log.h
1230 Make av_dlog public.
1231
343bfdd3 12322011-01-15 - a242ac3 - lavfi 1.74.0 - AVFilterBufferRefAudioProps
a242ac36
SS
1233 Rename AVFilterBufferRefAudioProps.samples_nb to nb_samples.
1234
343bfdd3 12352011-01-14 - 7f88a5b - lavf 52.93.0 - av_metadata_copy()
f93fe776
SS
1236 Add av_metadata_copy() in avformat.h.
1237
343bfdd3 12382011-01-07 - 81c623f - lavc 52.107.0 - deprecate reordered_opaque
81c623fa
MN
1239 Deprecate reordered_opaque in favor of pkt_pts/dts.
1240
343bfdd3 12412011-01-07 - 1919fea - lavc 52.106.0 - pkt_dts
1919feaf
MN
1242 Add pkt_dts to AVFrame, this will in the future allow multithreading decoders
1243 to not mess up dts.
1244
343bfdd3 12452011-01-07 - 393cbb9 - lavc 52.105.0 - pkt_pts
393cbb96
MN
1246 Add pkt_pts to AVFrame.
1247
343bfdd3 12482011-01-07 - 060ec0a - lavc 52.104.0 - av_get_profile_name()
060ec0a8
AH
1249 Add av_get_profile_name to libavcodec/avcodec.h.
1250
343bfdd3 12512010-12-27 - 0ccabee - lavfi 1.71.0 - AV_PERM_NEG_LINESIZES
28e5d45c
SS
1252 Add AV_PERM_NEG_LINESIZES in avfilter.h.
1253
343bfdd3 12542010-12-27 - 9128ae0 - lavf 52.91.0 - av_find_best_stream()
9128ae08
NG
1255 Add av_find_best_stream to libavformat/avformat.h.
1256
343bfdd3 12572010-12-27 - 107a7e3 - lavf 52.90.0
107a7e3e
AK
1258 Add AVFMT_NOSTREAMS flag for formats with no streams,
1259 like e.g. text metadata.
1260
343bfdd3 12612010-12-22 - 0328b9e - lavu 50.36.0 - file.h
0328b9ea
SS
1262 Add functions av_file_map() and av_file_unmap() in file.h.
1263
343bfdd3 12642010-12-19 - 0bc55f5 - lavu 50.35.0 - error.h
0bc55f5d
NG
1265 Add "not found" error codes:
1266 AVERROR_DEMUXER_NOT_FOUND
1267 AVERROR_MUXER_NOT_FOUND
1268 AVERROR_DECODER_NOT_FOUND
1269 AVERROR_ENCODER_NOT_FOUND
1270 AVERROR_PROTOCOL_NOT_FOUND
1271 AVERROR_FILTER_NOT_FOUND
1272 AVERROR_BSF_NOT_FOUND
1273 AVERROR_STREAM_NOT_FOUND
1274
343bfdd3 12752010-12-09 - c61cdd0 - lavcore 0.16.0 - avcore.h
c61cdd0a
SS
1276 Move AV_NOPTS_VALUE, AV_TIME_BASE, AV_TIME_BASE_Q symbols from
1277 avcodec.h to avcore.h.
1278
343bfdd3 12792010-12-04 - 16cfc96 - lavc 52.98.0 - CODEC_CAP_NEG_LINESIZES
16cfc961
SS
1280 Add CODEC_CAP_NEG_LINESIZES codec capability flag in avcodec.h.
1281
343bfdd3 12822010-12-04 - bb4afa1 - lavu 50.34.0 - av_get_pix_fmt_string()
bb4afa13
SS
1283 Deprecate avcodec_pix_fmt_string() in favor of
1284 pixdesc.h/av_get_pix_fmt_string().
1285
343bfdd3 12862010-12-04 - 4da12e3 - lavcore 0.15.0 - av_image_alloc()
4da12e3b
SS
1287 Add av_image_alloc() to libavcore/imgutils.h.
1288
343bfdd3 12892010-12-02 - 037be76 - lavfi 1.67.0 - avfilter_graph_create_filter()
037be76e
SS
1290 Add function avfilter_graph_create_filter() in avfiltergraph.h.
1291
343bfdd3 12922010-11-25 - 4723bc2 - lavfi 1.65.0 - avfilter_get_video_buffer_ref_from_arrays()
d38c340f
SS
1293 Add function avfilter_get_video_buffer_ref_from_arrays() in
1294 avfilter.h.
06d19718 1295
343bfdd3 12962010-11-21 - 176a615 - lavcore 0.14.0 - audioconvert.h
176a6157
SS
1297 Add a public audio channel API in audioconvert.h, and deprecate the
1298 corresponding functions in libavcodec:
1299 avcodec_get_channel_name()
1300 avcodec_get_channel_layout()
1301 avcodec_get_channel_layout_string()
1302 avcodec_channel_layout_num_channels()
1303 and the CH_* macros defined in libavcodec/avcodec.h.
1304
343bfdd3 13052010-11-21 - 6bfc268 - lavf 52.85.0 - avformat.h
e58d0392
RD
1306 Add av_append_packet().
1307
343bfdd3 13082010-11-21 - a08d918 - lavc 52.97.0 - avcodec.h
e58d0392
RD
1309 Add av_grow_packet().
1310
343bfdd3 13112010-11-17 - 0985e1a - lavcore 0.13.0 - parseutils.h
0985e1a3
AJ
1312 Add av_parse_color() declared in libavcore/parseutils.h.
1313
343bfdd3 13142010-11-13 - cb2c971 - lavc 52.95.0 - AVCodecContext
c716f917
AJ
1315 Add AVCodecContext.subtitle_header and AVCodecContext.subtitle_header_size
1316 fields.
1317
343bfdd3 13182010-11-13 - 5aaea02 - lavfi 1.62.0 - avfiltergraph.h
5aaea022
SS
1319 Make avfiltergraph.h public.
1320
343bfdd3 13212010-11-13 - 4fcbb2a - lavfi 1.61.0 - avfiltergraph.h
4fcbb2af
SS
1322 Remove declarations from avfiltergraph.h for the functions:
1323 avfilter_graph_check_validity()
1324 avfilter_graph_config_links()
1325 avfilter_graph_config_formats()
1326 which are now internal.
1327 Use avfilter_graph_config() instead.
1328
343bfdd3 13292010-11-08 - d2af720 - lavu 50.33.0 - eval.h
d2af7205
SS
1330 Deprecate functions:
1331 av_parse_and_eval_expr(),
1332 av_parse_expr(),
1333 av_eval_expr(),
1334 av_free_expr(),
1335 in favor of the functions:
1336 av_expr_parse_and_eval(),
1337 av_expr_parse(),
1338 av_expr_eval(),
1339 av_expr_free().
1340
343bfdd3 13412010-11-08 - 24de0ed - lavfi 1.59.0 - avfilter_free()
24de0edb
SS
1342 Rename avfilter_destroy() to avfilter_free().
1343 This change breaks libavfilter API/ABI.
1344
343bfdd3 13452010-11-07 - 1e80a0e - lavfi 1.58.0 - avfiltergraph.h
1e80a0ea
SS
1346 Remove graphparser.h header, move AVFilterInOut and
1347 avfilter_graph_parse() declarations to libavfilter/avfiltergraph.h.
1348
343bfdd3 13492010-11-07 - 7313132 - lavfi 1.57.0 - AVFilterInOut
da6ec07c
SS
1350 Rename field AVFilterInOut.filter to AVFilterInOut.filter_ctx.
1351 This change breaks libavfilter API.
1352
343bfdd3 13532010-11-04 - 97dd1e4 - lavfi 1.56.0 - avfilter_graph_free()
97dd1e4a
SS
1354 Rename avfilter_graph_destroy() to avfilter_graph_free().
1355 This change breaks libavfilter API/ABI.
1356
343bfdd3 13572010-11-04 - e15aeea - lavfi 1.55.0 - avfilter_graph_alloc()
e15aeea6
SS
1358 Add avfilter_graph_alloc() to libavfilter/avfiltergraph.h.
1359
343bfdd3 13602010-11-02 - 6f84cd1 - lavcore 0.12.0 - av_get_bits_per_sample_fmt()
6f84cd12
SS
1361 Add av_get_bits_per_sample_fmt() to libavcore/samplefmt.h and
1362 deprecate av_get_bits_per_sample_format().
1363
343bfdd3 13642010-11-02 - d63e456 - lavcore 0.11.0 - samplefmt.h
d63e456a
SS
1365 Add sample format functions in libavcore/samplefmt.h:
1366 av_get_sample_fmt_name(),
1367 av_get_sample_fmt(),
1368 av_get_sample_fmt_string(),
1369 and deprecate the corresponding libavcodec/audioconvert.h functions:
1370 avcodec_get_sample_fmt_name(),
1371 avcodec_get_sample_fmt(),
1372 avcodec_sample_fmt_string().
1373
343bfdd3 13742010-11-02 - 262d1c5 - lavcore 0.10.0 - samplefmt.h
262d1c5d
SS
1375 Define enum AVSampleFormat in libavcore/samplefmt.h, deprecate enum
1376 SampleFormat.
1377
343bfdd3 13782010-10-16 - 2a24df9 - lavfi 1.52.0 - avfilter_graph_config()
2a24df93
SS
1379 Add the function avfilter_graph_config() in avfiltergraph.h.
1380
343bfdd3 13812010-10-15 - 03700d3 - lavf 52.83.0 - metadata API
03700d39
AK
1382 Change demuxers to export metadata in generic format and
1383 muxers to accept generic format. Deprecate the public
1384 conversion API.
1385
343bfdd3 13862010-10-10 - 867ae7a - lavfi 1.49.0 - AVFilterLink.time_base
77611295
SS
1387 Add time_base field to AVFilterLink.
1388
343bfdd3 13892010-09-27 - c85eef4 - lavu 50.31.0 - av_set_options_string()
c6625ad5
SS
1390 Move av_set_options_string() from libavfilter/parseutils.h to
1391 libavutil/opt.h.
1392
343bfdd3 13932010-09-27 - acc0490 - lavfi 1.47.0 - AVFilterLink
4ecf1539
SS
1394 Make the AVFilterLink fields srcpad and dstpad store the pointers to
1395 the source and destination pads, rather than their indexes.
1396
343bfdd3 13972010-09-27 - 372e288 - lavu 50.30.0 - av_get_token()
b3dd5e59
SS
1398 Move av_get_token() from libavfilter/parseutils.h to
1399 libavutil/avstring.h.
1400
343bfdd3 14012010-09-26 - 635d4ae - lsws 0.12.0 - swscale.h
c5812793
SS
1402 Add the functions sws_alloc_context() and sws_init_context().
1403
343bfdd3 14042010-09-26 - 6ed0404 - lavu 50.29.0 - opt.h
41f87daa
SS
1405 Move libavcodec/opt.h to libavutil/opt.h.
1406
343bfdd3 14072010-09-24 - 1c1c80f - lavu 50.28.0 - av_log_set_flags()
1c1c80f0
MN
1408 Default of av_log() changed due to many problems to the old no repeat
1409 detection. Read the docs of AV_LOG_SKIP_REPEATED in log.h before
1410 enabling it for your app!.
1411
343bfdd3 14122010-09-24 - f66eb58 - lavc 52.90.0 - av_opt_show2()
07cac2a0
SS
1413 Deprecate av_opt_show() in favor or av_opt_show2().
1414
343bfdd3 14152010-09-14 - bc6f0af - lavu 50.27.0 - av_popcount()
07cac2a0
SS
1416 Add av_popcount() to libavutil/common.h.
1417
343bfdd3 14182010-09-08 - c6c98d0 - lavu 50.26.0 - av_get_cpu_flags()
15cae5e6
SS
1419 Add av_get_cpu_flags().
1420
343bfdd3 14212010-09-07 - 34017fd - lavcore 0.9.0 - av_image_copy()
16bacad4
SS
1422 Add av_image_copy().
1423
343bfdd3 14242010-09-07 - 9686abb - lavcore 0.8.0 - av_image_copy_plane()
16bacad4
SS
1425 Add av_image_copy_plane().
1426
343bfdd3 14272010-09-07 - 9b7269e - lavcore 0.7.0 - imgutils.h
1904035b
SS
1428 Adopt hierarchical scheme for the imgutils.h function names,
1429 deprecate the old names.
1430
343bfdd3 14312010-09-04 - 7160bb7 - lavu 50.25.0 - AV_CPU_FLAG_*
47806f41
SS
1432 Deprecate the FF_MM_* flags defined in libavcodec/avcodec.h in favor
1433 of the AV_CPU_FLAG_* flags defined in libavutil/cpu.h.
1434
343bfdd3 14352010-08-26 - 5da19b5 - lavc 52.87.0 - avcodec_get_channel_layout()
798dc641
SS
1436 Add avcodec_get_channel_layout() in audioconvert.h.
1437
343bfdd3 14382010-08-20 - e344336 - lavcore 0.6.0 - av_fill_image_max_pixsteps()
26553088
SS
1439 Rename av_fill_image_max_pixstep() to av_fill_image_max_pixsteps().
1440
343bfdd3 14412010-08-18 - a6ddf8b - lavcore 0.5.0 - av_fill_image_max_pixstep()
33d2e7b3
SS
1442 Add av_fill_image_max_pixstep() in imgutils.h.
1443
343bfdd3 14442010-08-17 - 4f2d2e4 - lavu 50.24.0 - AV_NE()
7f38d28c
SS
1445 Add the AV_NE macro.
1446
343bfdd3 14472010-08-17 - ad2c950 - lavfi 1.36.0 - audio framework
3f52a907
SS
1448 Implement AVFilterBufferRefAudioProps struct for audio properties,
1449 get_audio_buffer(), filter_samples() functions and related changes.
1450
343bfdd3 14512010-08-12 - 81c1eca - lavcore 0.4.0 - av_get_image_linesize()
d1a04371
SS
1452 Add av_get_image_linesize() in imgutils.h.
1453
343bfdd3 14542010-08-11 - c1db7bf - lavfi 1.34.0 - AVFilterBufferRef
5bf840c4
SS
1455 Resize data and linesize arrays in AVFilterBufferRef to 8.
1456
1457 This change breaks libavfilter API/ABI.
1458
343bfdd3 14592010-08-11 - 9f08d80 - lavc 52.85.0 - av_picture_data_copy()
c6a34954
SS
1460 Add av_picture_data_copy in avcodec.h.
1461
343bfdd3 14622010-08-11 - 84c0386 - lavfi 1.33.0 - avfilter_open()
c7c7feaa
SS
1463 Change avfilter_open() signature:
1464 AVFilterContext *avfilter_open(AVFilter *filter, const char *inst_name) ->
1465 int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name);
1466
1467 This change breaks libavfilter API/ABI.
1468
343bfdd3 14692010-08-11 - cc80caf - lavfi 1.32.0 - AVFilterBufferRef
ad0d70c9
SS
1470 Add a type field to AVFilterBufferRef, and move video specific
1471 properties to AVFilterBufferRefVideoProps.
1472
4bf2d6e8 1473 This change breaks libavfilter API/ABI.
ad0d70c9 1474
343bfdd3 14752010-08-07 - 5d4890d - lavfi 1.31.0 - AVFilterLink
711d14cf
SS
1476 Rename AVFilterLink fields:
1477 AVFilterLink.srcpic -> AVFilterLink.src_buf
1478 AVFilterLink.cur_pic -> AVFilterLink.cur_buf
1479 AVFilterLink.outpic -> AVFilterLink.out_buf
1480
343bfdd3 14812010-08-07 - 7fce481 - lavfi 1.30.0
711d14cf
SS
1482 Rename functions and fields:
1483 avfilter_(un)ref_pic -> avfilter_(un)ref_buffer
1484 avfilter_copy_picref_props -> avfilter_copy_buffer_ref_props
1485 AVFilterBufferRef.pic -> AVFilterBufferRef.buffer
1486
343bfdd3 14872010-08-07 - ecc8dad - lavfi 1.29.0 - AVFilterBufferRef
711d14cf
SS
1488 Rename AVFilterPicRef to AVFilterBufferRef.
1489
343bfdd3 14902010-08-07 - d54e094 - lavfi 1.28.0 - AVFilterBuffer
e11b104a
SS
1491 Move format field from AVFilterBuffer to AVFilterPicRef.
1492
343bfdd3 14932010-08-06 - bf176f5 - lavcore 0.3.0 - av_check_image_size()
71cb41db
SS
1494 Deprecate avcodec_check_dimensions() in favor of the function
1495 av_check_image_size() defined in libavcore/imgutils.h.
1496
343bfdd3 14972010-07-30 - 56b5e9d - lavfi 1.27.0 - AVFilterBuffer
92dd4959
SS
1498 Increase size of the arrays AVFilterBuffer.data and
1499 AVFilterBuffer.linesize from 4 to 8.
1500
1501 This change breaks libavfilter ABI.
1502
343bfdd3 15032010-07-29 - e7bd48a - lavcore 0.2.0 - imgutils.h
3dec10cd
SS
1504 Add functions av_fill_image_linesizes() and
1505 av_fill_image_pointers(), declared in libavcore/imgutils.h.
1506
343bfdd3 15072010-07-27 - 126b638 - lavcore 0.1.0 - parseutils.h
fa8ead00
SS
1508 Deprecate av_parse_video_frame_size() and av_parse_video_frame_rate()
1509 defined in libavcodec in favor of the newly added functions
1510 av_parse_video_size() and av_parse_video_rate() declared in
1511 libavcore/parseutils.h.
1512
343bfdd3 15132010-07-23 - 4485247 - lavu 50.23.0 - mathematics.h
c257c752
SS
1514 Add the M_PHI constant definition.
1515
343bfdd3 15162010-07-22 - bdab614 - lavfi 1.26.0 - media format generalization
73642926
SS
1517 Add a type field to AVFilterLink.
1518
1519 Change the field types:
1520 enum PixelFormat format -> int format in AVFilterBuffer
1521 enum PixelFormat *formats -> int *formats in AVFilterFormats
1522 enum PixelFormat *format -> int format in AVFilterLink
1523
1524 Change the function signatures:
1525 AVFilterFormats *avfilter_make_format_list(const enum PixelFormat *pix_fmts); ->
1526 AVFilterFormats *avfilter_make_format_list(const int *fmts);
1527
1528 int avfilter_add_colorspace(AVFilterFormats **avff, enum PixelFormat pix_fmt); ->
1529 int avfilter_add_format (AVFilterFormats **avff, int fmt);
1530
1531 AVFilterFormats *avfilter_all_colorspaces(void); ->
1532 AVFilterFormats *avfilter_all_formats (enum AVMediaType type);
1533
1534 This change breaks libavfilter API/ABI.
1535
343bfdd3 15362010-07-21 - aac6ca6 - lavcore 0.0.0
a33e0365
SS
1537 Add libavcore.
1538
343bfdd3 15392010-07-17 - b5c582f - lavfi 1.25.0 - AVFilterBuffer
8e9d9308
SS
1540 Remove w and h fields from AVFilterBuffer.
1541
343bfdd3 15422010-07-17 - f0d77b2 - lavfi 1.24.0 - AVFilterBuffer
9840147d
SS
1543 Rename AVFilterPic to AVFilterBuffer.
1544
343bfdd3 15452010-07-17 - 57fe80f - lavf 52.74.0 - url_fskip()
57fe80fe
MS
1546 Make url_fskip() return an int error code instead of void.
1547
343bfdd3 15482010-07-11 - 23940f1 - lavc 52.83.0
6f5ac9c1 1549 Add AVCodecContext.lpc_type and AVCodecContext.lpc_passes fields.
23940f14
JR
1550 Add AVLPCType enum.
1551 Deprecate AVCodecContext.use_lpc.
1552
343bfdd3 15532010-07-11 - e1d7c88 - lavc 52.82.0 - avsubtitle_free()
e1d7c883
RD
1554 Add a function for free the contents of a AVSubtitle generated by
1555 avcodec_decode_subtitle.
1556
343bfdd3 15572010-07-11 - b91d08f - lavu 50.22.0 - bswap.h and intreadwrite.h
617d56ca
SS
1558 Make the bswap.h and intreadwrite.h API public.
1559
343bfdd3 15602010-07-08 - ce1cd1c - lavu 50.21.0 - pixdesc.h
52706b95
SS
1561 Rename read/write_line() to av_read/write_image_line().
1562
343bfdd3 15632010-07-07 - 4d508e4 - lavfi 1.21.0 - avfilter_copy_picref_props()
16400da6 1564 Add avfilter_copy_picref_props().
52706b95 1565
343bfdd3 15662010-07-03 - 2d525ef - lavc 52.79.0
16400da6
SS
1567 Add FF_COMPLIANCE_UNOFFICIAL and change all instances of
1568 FF_COMPLIANCE_INOFFICIAL to use FF_COMPLIANCE_UNOFFICIAL.
34171e87 1569
343bfdd3 15702010-07-02 - 89eec74 - lavu 50.20.0 - lfg.h
13088d27
RP
1571 Export av_lfg_init(), av_lfg_get(), av_mlfg_get(), and av_bmg_get() through
1572 lfg.h.
1573
343bfdd3 15742010-06-28 - a52e2c3 - lavfi 1.20.1 - av_parse_color()
6951515c
SS
1575 Extend av_parse_color() syntax, make it accept an alpha value specifier and
1576 set the alpha value to 255 by default.
1577
343bfdd3 15782010-06-22 - 735cf6b - lavf 52.71.0 - URLProtocol.priv_data_size, priv_data_class
16400da6 1579 Add priv_data_size and priv_data_class to URLProtocol.
58cc11c7 1580
343bfdd3 15812010-06-22 - ffbb289 - lavf 52.70.0 - url_alloc(), url_connect()
16400da6 1582 Add url_alloc() and url_connect().
4636f115 1583
343bfdd3 15842010-06-22 - 9b07a2d - lavf 52.69.0 - av_register_protocol2()
16400da6 1585 Add av_register_protocol2(), deprecating av_register_protocol().
6c4cbc8d 1586
343bfdd3 15872010-06-09 - 65db058 - lavu 50.19.0 - av_compare_mod()
276b45af
SS
1588 Add av_compare_mod() to libavutil/mathematics.h.
1589
343bfdd3 15902010-06-05 - 0b99215 - lavu 50.18.0 - eval API
4cd5100c
SS
1591 Make the eval API public.
1592
343bfdd3 15932010-06-04 - 31878fc - lavu 50.17.0 - AV_BASE64_SIZE
6532c6f9
SS
1594 Add AV_BASE64_SIZE() macro.
1595
343bfdd3 15962010-06-02 - 7e566bb - lavc 52.73.0 - av_get_codec_tag_string()
2a00992f
SS
1597 Add av_get_codec_tag_string().
1598
343bfdd3 15992010-06-01 - 2b99142 - lsws 0.11.0 - convertPalette API
16400da6 1600 Add sws_convertPalette8ToPacked32() and sws_convertPalette8ToPacked24().
7f464a0a 1601
343bfdd3 16022010-05-26 - 93ebfee - lavc 52.72.0 - CODEC_CAP_EXPERIMENTAL
fe9c2007 1603 Add CODEC_CAP_EXPERIMENTAL flag.
95c851e2 1604 NOTE: this was backported to 0.6
fe9c2007 1605
343bfdd3 16062010-05-23 - 9977863 - lavu 50.16.0 - av_get_random_seed()
16400da6 1607 Add av_get_random_seed().
cca68a54 1608
343bfdd3 16092010-05-18 - 796ac23 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT
16400da6 1610 Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags.
95c851e2 1611 NOTE: this was backported to 0.6
b724102a 1612
343bfdd3 16132010-05-09 - b6bc205 - lavfi 1.20.0 - AVFilterPicRef
fc25c049
SS
1614 Add interlaced and top_field_first fields to AVFilterPicRef.
1615
95c851e2
AK
1616------------------------------8<-------------------------------------
1617 0.6 branch was cut here
1618----------------------------->8--------------------------------------
1619
343bfdd3 16202010-05-01 - 8e2ee18 - lavf 52.62.0 - probe function
d0eb2b78
RD
1621 Add av_probe_input_format2 to API, it allows ignoring probe
1622 results below given score and returns the actual probe score.
1623
343bfdd3 16242010-04-01 - 3dd6180 - lavf 52.61.0 - metadata API
3dd6180f
AK
1625 Add a flag for av_metadata_set2() to disable overwriting of
1626 existing tags.
1627
343bfdd3 16282010-04-01 - 0fb49b5 - lavc 52.66.0
16400da6 1629 Add avcodec_get_edge_width().
0fb49b59 1630
343bfdd3 16312010-03-31 - d103218 - lavc 52.65.0
c846a984
RB
1632 Add avcodec_copy_context().
1633
343bfdd3 16342010-03-31 - 1a70d12 - lavf 52.60.0 - av_match_ext()
e33f1fa0
SS
1635 Make av_match_ext() public.
1636
343bfdd3 16372010-03-31 - 1149150 - lavu 50.14.0 - AVMediaType
fc8b1075
SS
1638 Move AVMediaType enum from libavcodec to libavutil.
1639
343bfdd3 16402010-03-31 - 72415b2 - lavc 52.64.0 - AVMediaType
fc8b1075
SS
1641 Define AVMediaType enum, and use it instead of enum CodecType, which
1642 is deprecated and will be dropped at the next major bump.
1643
343bfdd3 16442010-03-25 - 8795823 - lavu 50.13.0 - av_strerror()
82ba847e
SS
1645 Implement av_strerror().
1646
343bfdd3 16472010-03-23 - e1484eb - lavc 52.60.0 - av_dct_init()
16400da6 1648 Support DCT-I and DST-I.
e1484ebe 1649
343bfdd3 16502010-03-15 - b8819c8 - lavf 52.56.0 - AVFormatContext.start_time_realtime
a5b3d34b
MS
1651 Add AVFormatContext.start_time_realtime field.
1652
343bfdd3 16532010-03-13 - 5bb5c1d - lavfi 1.18.0 - AVFilterPicRef.pos
8955a324
SS
1654 Add AVFilterPicRef.pos field.
1655
343bfdd3 16562010-03-13 - 60c144f - lavu 50.12.0 - error.h
99de2b59
SS
1657 Move error code definitions from libavcodec/avcodec.h to
1658 the new public header libavutil/error.h.
1659
343bfdd3 16602010-03-07 - c709483 - lavc 52.56.0 - avfft.h
c7094831
MR
1661 Add public FFT interface.
1662
343bfdd3 16632010-03-06 - ac6ef86 - lavu 50.11.0 - av_stristr()
c18fb631
SS
1664 Add av_stristr().
1665
343bfdd3 16662010-03-03 - 4b83fc0 - lavu 50.10.0 - av_tree_enumerate()
4b83fc0f
VS
1667 Add av_tree_enumerate().
1668
343bfdd3 16692010-02-07 - b687c1a - lavu 50.9.0 - av_compare_ts()
fbef7a76
SS
1670 Add av_compare_ts().
1671
343bfdd3 16722010-02-05 - 3f3dc76 - lsws 0.10.0 - sws_getCoefficients()
e49407ee
SS
1673 Add sws_getCoefficients().
1674
343bfdd3 16752010-02-01 - ca76a11 - lavf 52.50.0 - metadata API
ca76a119
AK
1676 Add a list of generic tag names, change 'author' -> 'artist',
1677 'year' -> 'date'.
1678
343bfdd3 16792010-01-30 - 80a07f6 - lavu 50.8.0 - av_get_pix_fmt()
14ace37e
SS
1680 Add av_get_pix_fmt().
1681
343bfdd3 16822010-01-21 - 01cc47d - lsws 0.9.0 - sws_scale()
e49407ee
SS
1683 Change constness attributes of sws_scale() parameters.
1684
343bfdd3 16852010-01-10 - 3fb8e77 - lavfi 1.15.0 - avfilter_graph_config_links()
2d187e23
SS
1686 Add a log_ctx parameter to avfilter_graph_config_links().
1687
343bfdd3 16882010-01-07 - 8e9767f - lsws 0.8.0 - sws_isSupported{In,Out}put()
1c790092 1689 Add sws_isSupportedInput() and sws_isSupportedOutput() functions.
715cff9a 1690
343bfdd3 16912010-01-06 - c1d662f - lavfi 1.14.0 - avfilter_add_colorspace()
1e289b09
SS
1692 Change the avfilter_add_colorspace() signature, make it accept an
1693 (AVFilterFormats **) rather than an (AVFilterFormats *) as before.
1694
343bfdd3 16952010-01-03 - 4fd1f18 - lavfi 1.13.0 - avfilter_add_colorspace()
a2b16627
SS
1696 Add avfilter_add_colorspace().
1697
343bfdd3 16982010-01-02 - 8eb631f - lavf 52.46.0 - av_match_ext()
79c2f2d3
SS
1699 Add av_match_ext(), it should be used in place of match_ext().
1700
343bfdd3 17012010-01-01 - a1f547b - lavf 52.45.0 - av_guess_format()
bb1a8793
SS
1702 Add av_guess_format(), it should be used in place of guess_format().
1703
343bfdd3 17042009-12-13 - a181981 - lavf 52.43.0 - metadata API
16400da6
SS
1705 Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and
1706 AV_METADATA_DONT_STRDUP_VAL.
b8f11ec8 1707
343bfdd3 17082009-12-13 - 277c733 - lavu 50.7.0 - avstring.h API
f69d394f 1709 Add av_d2str().
60a92a77 1710
343bfdd3 17112009-12-13 - 02b398e - lavc 52.42.0 - AVStream
f69d394f 1712 Add avg_frame_rate.
c3d15329 1713
343bfdd3 17142009-12-12 - 3ba69a1 - lavu 50.6.0 - av_bmg_next()
54c24216
SS
1715 Introduce the av_bmg_next() function.
1716
343bfdd3 17172009-12-05 - a13a543 - lavfi 1.12.0 - avfilter_draw_slice()
11f6d098
SS
1718 Add a slice_dir parameter to avfilter_draw_slice().
1719
343bfdd3 17202009-11-26 - 4cc3f6a - lavfi 1.11.0 - AVFilter
7cab9a66
SS
1721 Remove the next field from AVFilter, this is not anymore required.
1722
343bfdd3 17232009-11-25 - 1433c4a - lavfi 1.10.0 - avfilter_next()
b5a683eb
SS
1724 Introduce the avfilter_next() function.
1725
343bfdd3 17262009-11-25 - 86a60fa - lavfi 1.9.0 - avfilter_register()
73e2247d
SS
1727 Change the signature of avfilter_register() to make it return an
1728 int. This is required since now the registration operation may fail.
1729
343bfdd3 17302009-11-25 - 74a0059 - lavu 50.5.0 - pixdesc.h API
d0df2fcc
SS
1731 Make the pixdesc.h API public.
1732
343bfdd3 17332009-10-27 - 243110f - lavfi 1.5.0 - AVFilter.next
290d4a44
SS
1734 Add a next field to AVFilter, this is used for simplifying the
1735 registration and management of the registered filters.
1736
343bfdd3 17372009-10-23 - cccd292 - lavfi 1.4.1 - AVFilter.description
54116673 1738 Add a description field to AVFilter.
01537e9f 1739
343bfdd3 17402009-10-19 - 6b5dc05 - lavfi 1.3.0 - avfilter_make_format_list()
027e85d8
SS
1741 Change the interface of avfilter_make_format_list() from
1742 avfilter_make_format_list(int n, ...) to
1743 avfilter_make_format_list(enum PixelFormat *pix_fmts).
1744
343bfdd3 17452009-10-18 - 0eb4ff9 - lavfi 1.0.0 - avfilter_get_video_buffer()
c3b27a3d
SS
1746 Make avfilter_get_video_buffer() recursive and add the w and h
1747 parameters to it.
1748
343bfdd3 17492009-10-07 - 46c40e4 - lavfi 0.5.1 - AVFilterPic
227d1b98 1750 Add w and h fields to AVFilterPic.
04670366 1751
343bfdd3 17522009-06-22 - 92400be - lavf 52.34.1 - AVFormatContext.packet_size
b394438e
RB
1753 This is now an unsigned int instead of a signed int.
1754
343bfdd3 17552009-06-19 - a4276ba - lavc 52.32.0 - AVSubtitle.pts
227d1b98
DB
1756 Add a pts field to AVSubtitle which gives the subtitle packet pts
1757 in AV_TIME_BASE. Some subtitle de-/encoders (e.g. XSUB) will
4bbe788a
RD
1758 not work right without this.
1759
343bfdd3 17602009-06-03 - 8f3f2e0 - lavc 52.30.2 - AV_PKT_FLAG_KEY
227d1b98 1761 PKT_FLAG_KEY has been deprecated and will be dropped at the next
8f3f2e06
RD
1762 major version. Use AV_PKT_FLAG_KEY instead.
1763
343bfdd3 17642009-06-01 - f988ce6 - lavc 52.30.0 - av_lockmgr_register()
f988ce6c
1765 av_lockmgr_register() can be used to register a callback function
1766 that lavc (and in the future, libraries that depend on lavc) can use
1767 to implement mutexes. The application should provide a callback function
227d1b98
DB
1768 that implements the AV_LOCK_* operations described in avcodec.h.
1769 When the lock manager is registered, FFmpeg is guaranteed to behave
1770 correctly in a multi-threaded application.
f988ce6c 1771
343bfdd3 17722009-04-30 - ce1d9c8 - lavc 52.28.0 - av_free_packet()
52bcc8e1
RP
1773 av_free_packet() is no longer an inline function. It is now exported.
1774
343bfdd3 17752009-04-11 - 80d403f - lavc 52.25.0 - deprecate av_destruct_packet_nofree()
0c13bbf5
RD
1776 Please use NULL instead. This has been supported since r16506
1777 (lavf > 52.23.1, lavc > 52.10.0).
1778
343bfdd3 17792009-04-07 - 7a00bba - lavc 52.23.0 - avcodec_decode_video/audio/subtitle
2851d225
RB
1780 The old decoding functions are deprecated, all new code should use the
1781 new functions avcodec_decode_video2(), avcodec_decode_audio3() and
1782 avcodec_decode_subtitle2(). These new functions take an AVPacket *pkt
1783 argument instead of a const uint8_t *buf / int buf_size pair.
1784
343bfdd3 17852009-04-03 - 7b09db3 - lavu 50.3.0 - av_fifo_space()
b1516707
SS
1786 Introduce the av_fifo_space() function.
1787
343bfdd3 17882009-04-02 - fabd246 - lavc 52.23.0 - AVPacket
dd3bbb49
SS
1789 Move AVPacket declaration from libavformat/avformat.h to
1790 libavcodec/avcodec.h.
1791
343bfdd3 17922009-03-22 - 6e08ca9 - lavu 50.2.0 - RGB32 pixel formats
227d1b98
DB
1793 Convert the pixel formats PIX_FMT_ARGB, PIX_FMT_RGBA, PIX_FMT_ABGR,
1794 PIX_FMT_BGRA, which were defined as macros, into enum PixelFormat values.
1795 Conversely PIX_FMT_RGB32, PIX_FMT_RGB32_1, PIX_FMT_BGR32 and
1796 PIX_FMT_BGR32_1 are now macros.
1797 avcodec_get_pix_fmt() now recognizes the "rgb32" and "bgr32" aliases.
f3370e14 1798 Re-sort the enum PixelFormat list accordingly.
5a43bbc3
SS
1799 This change breaks API/ABI backward compatibility.
1800
343bfdd3 18012009-03-22 - f82674e - lavu 50.1.0 - PIX_FMT_RGB5X5 endian variants
dd3bbb49
SS
1802 Add the enum PixelFormat values:
1803 PIX_FMT_RGB565BE, PIX_FMT_RGB565LE, PIX_FMT_RGB555BE, PIX_FMT_RGB555LE,
1804 PIX_FMT_BGR565BE, PIX_FMT_BGR565LE, PIX_FMT_BGR555BE, PIX_FMT_BGR555LE.
1805
343bfdd3 18062009-03-21 - ee6624e - lavu 50.0.0 - av_random*
c8f742ca
DB
1807 The Mersenne Twister PRNG implemented through the av_random* functions
1808 was removed. Use the lagged Fibonacci PRNG through the av_lfg* functions
1809 instead.
1810
343bfdd3 18112009-03-08 - 41dd680 - lavu 50.0.0 - AVFifoBuffer
889cdae8
DB
1812 av_fifo_init, av_fifo_read, av_fifo_write and av_fifo_realloc were dropped
1813 and replaced by av_fifo_alloc, av_fifo_generic_read, av_fifo_generic_write
1814 and av_fifo_realloc2.
1815 In addition, the order of the function arguments of av_fifo_generic_read
227d1b98 1816 was changed to match av_fifo_generic_write.
889cdae8
DB
1817 The AVFifoBuffer/struct AVFifoBuffer may only be used in an opaque way by
1818 applications, they may not use sizeof() or directly access members.
22d4f236 1819
343bfdd3 18202009-03-01 - ec26457 - lavf 52.31.0 - Generic metadata API
889cdae8
DB
1821 Introduce a new metadata API (see av_metadata_get() and friends).
1822 The old API is now deprecated and should not be used anymore. This especially
429d6b21 1823 includes the following structure fields:
38ce707e
AJ
1824 - AVFormatContext.title
1825 - AVFormatContext.author
1826 - AVFormatContext.copyright
1827 - AVFormatContext.comment
1828 - AVFormatContext.album
1829 - AVFormatContext.year
1830 - AVFormatContext.track
1831 - AVFormatContext.genre
1832 - AVStream.language
1833 - AVStream.filename
1834 - AVProgram.provider_name
1835 - AVProgram.name
1836 - AVChapter.title