lavfi: add a frame_rate field to AVFilterLink.
[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:
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152015-11-xx - xxxxxxx - lavfi 6.1.0 - avfilter.h
16 Add a frame_rate field to AVFilterLink
17
a9a60106 182015-xx-xx - xxxxxxx - lavc 57.6.0 - avcodec.h
ab79ee12 19
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202015-xx-xx - lavc 57.7.0 - avcodec.h
21 xxxxxx - Deprecate av_free_packet(). Use av_packet_unref() as replacement,
22 it resets the packet in a more consistent way.
23 xxxxxx - Deprecate av_dup_packet(), it is a no-op for most cases.
24 Use av_packet_ref() to make a non-refcounted AVPacket refcounted.
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25 xxxxxx - Add av_packet_alloc(), av_packet_clone(), av_packet_free().
26 They match the AVFrame functions with the same name.
ce70f28a 27
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282015-xx-xx - xxxxxxx - lavc 57.5.0 - avcodec.h
29 Add data and linesize array to AVSubtitleRect, to be used instead of
30 the ones from the embedded AVPicture.
31
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322015-xx-xx - xxxxxxx - lavc 57.0.0 - qsv.h
33 Add an API for allocating opaque surfaces.
34
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352015-xx-xx - xxxxxxx - lavu 55.2.0 - dict.h
36 Change return type of av_dict_copy() from void to int, so that a proper
37 error code can be reported.
38
ac981d16 392015-09-29 - 948f3c1 - lavc 57.0.0 - avcodec.h
948f3c19 40 Change type of AVPacket.duration from int to int64_t.
41
ac981d16 422015-09-18 - e3d4784 - lavc 57.2.0 - d3d11va.h
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43 Add av_d3d11va_alloc_context(). This function must from now on be used for
44 allocating AVD3D11VAContext.
45
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462015-09-07 - lavu 55.0.0
47 b8b5d82 - Change type of AVPixFmtDescriptor.flags from uint8_t to uint64_t.
48 6b3ef7f - Change type of AVComponentDescriptor fields from uint16_t to int
6b3ef7f0 49 and drop bit packing.
ac981d16 50 2268db2 - Add step, offset, and depth to AVComponentDescriptor to replace
2268db2c 51 the deprecated step_minus1, offset_plus1, and depth_minus1.
b8b5d827 52
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532015-07-31 - lavu 54.17.0
54 7a7df34 - Add av_blowfish_alloc().
55 ae36545 - Add av_rc4_alloc().
56 5d8bea3 - Add av_xtea_alloc().
57 d9e8b47 - Add av_des_alloc().
7a7df34c 58
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592015-07-29 - 7e38340 - lavu 54.16.0 - hmac.h
60 Add AV_HMAC_SHA224 and AV_HMAC_SHA256.
61
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622015-07-27 - lavc 56.35.0 - avcodec.h
63 7c6eb0a - Rename CODEC_FLAG* defines to AV_CODEC_FLAG*.
64 def9785 - Rename CODEC_CAP_* defines to AV_CODEC_CAP_*.
65 059a934 - Rename FF_INPUT_BUFFER_PADDING_SIZE and FF_MIN_BUFFER_SIZE
66 to AV_INPUT_BUFFER_PADDING_SIZE and AV_INPUT_BUFFER_MIN_SIZE.
b94ec304 67
ac981d16 682015-07-20 - 5d3addb - lavc 56.33.0 - avcodec.h
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69 Add AV_PKT_DATA_QUALITY_FACTOR to export the quality value of an AVPacket.
70
ac981d16 712015-07-02 - 1316df7 - lavu 56.15.0
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72 Add av_version_info().
73
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742015-07-01 - 0d449c8 - lavfi 5.1.0 - version.h
75 0f87f9b - lavd 55.2.0 - version.h
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76 Add library identification symbols, LIBAVFILTER_IDENT and LIBAVDEVICE_IDENT.
77
ac981d16 782015-06-07 - 252d620 - lavf 56.20.0 - avio.h
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79 Add avio_put_str16be.
80
ac981d16 812015-05-13 - f7cafb5 - lavu 54.14.0 - cpu.h
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82 Add AV_CPU_FLAG_AVXSLOW.
83
ac981d16 842015-05-13 - e7c5e17 - lavc 56.23.0
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85 Add av_vda_default_init2.
86
ac981d16 872015-04-19 - c253340 - lavu 54.12.0
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88 Add AV_LOG_TRACE for extremely verbose debugging.
89
ac981d16 902015-04-07 - 27f2746 - lavu 54.11.0
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91 Add av_small_strptime().
92
ac981d16 932015-03-29 - 6fe2641 - lavc 56.22.0
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94 Add FF_PROFILE_DTS_EXPRESS.
95
ac981d16 962015-03-29 - c484561 - lavu 54.10.0
c4845616 97 Add AV_PIX_FMT_MMAL for MMAL hardware acceleration.
98
ac981d16 992015-02-19 - 31d2039 - lavc 56.13
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100 Add width, height, coded_width, coded_height and format to
101 AVCodecParserContext.
102
ac981d16 1032015-02-19 - 5b1d9ce - lavu 54.9.0
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104 Add AV_PIX_FMT_QSV for QSV hardware acceleration.
105
faa8ffda 1062015-01-27 - 728685f - lavc 56.12.0, lavu 54.8.0 - avcodec.h, frame.h
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107 Add AV_PKT_DATA_AUDIO_SERVICE_TYPE and AV_FRAME_DATA_AUDIO_SERVICE_TYPE for
108 storing the audio service type as side data.
109
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1102015-01-14 - e2ad0b6 - lavu 54.6.0 - imgutils.h
111 Add utility functions for image manipulation: av_image_get_buffer_size()
112 av_image_fill_arrays() and av_image_copy_to_buffer().
113
1142014-12-25 - c220a60 - lavc 56.10.0 - vdpau.h
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115 Add av_vdpau_get_surface_parameters().
116
faa8ffda 1172014-12-25 - 6c99c92 - lavc 56.9.0 - avcodec.h
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118 Add AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH flag to av_vdpau_bind_context().
119
faa8ffda 1202014-12-25 - 57b6704 - lavc 56.8.0 - avcodec.h
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121 Add AVCodecContext.sw_pix_fmt.
122
faa8ffda 1232014-11-07 - 1384df6 - lavf 56.06.3 - avformat.h
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124 Add AVFormatContext.avoid_negative_ts.
125
faa8ffda 1262014-11-06 - 5e80fb7 - lavc 56.6.0 - vorbis_parser.h
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127 Add a public API for parsing vorbis packets.
128
faa8ffda 1292014-10-24 - 1bd0bdc - lavu 54.5.0 - time.h
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130 Add av_gettime_relative().
131
faa8ffda 1322014-10-15 - 7ea1b34 - lavc 56.5.0 - avcodec.h
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133 Replace AVCodecContext.time_base used for decoding
134 with AVCodecContext.framerate.
135
faa8ffda 1362014-10-15 - d565fef1- lavc 56.4.0 - avcodec.h
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137 Add AV_HWACCEL_FLAG_IGNORE_LEVEL flag to av_vdpau_bind_context().
138
faa8ffda 1392014-10-13 - 2df0c32 - lavc 56.03.0 - avcodec.h
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140 Add AVCodecContext.initial_padding. Deprecate the use of AVCodecContext.delay
141 for audio encoding.
142
faa8ffda 1432014-10-08 - 5a419b2 - lavu 54.04.0 - pixdesc.h
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144 Add API to return the name of frame and context color properties.
145
faa8ffda 1462014-10-06 - e3e158e - lavc 56.2.0 - vdpau.h
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147 Add av_vdpau_bind_context(). This function should now be used for creating
148 (or resetting) a AVVDPAUContext instead of av_vdpau_alloc_context().
149
faa8ffda 1502014-08-25 - b263f8f - lavf 56.03.0 - avformat.h
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151 Add AVFormatContext.max_ts_probe.
152
1eec9bfc 153------------------------------8<-------------------------------------
154 11 branch was cut here
155----------------------------->8--------------------------------------
156
1572014-08-28 - 9301486 - lavc 56.1.0 - avcodec.h
158 Add AV_PKT_DATA_STEREO3D to export container-level stereo3d information.
159
6ca11f71 1602014-08-13 - 8ddc326 - lavu 54.03.0 - mem.h
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161 Add av_strndup().
162
6ca11f71 1632014-08-13 - a8c104a - lavu 54.02.0 - opt.h
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164 Add av_opt_get_dict_val/set_dict_val with AV_OPT_TYPE_DICT to support
165 dictionary types being set as options.
166
6ca11f71 1672014-08-13 - afbd4b8 - lavf 56.01.0 - avformat.h
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168 Add AVFormatContext.event_flags and AVStream.event_flags for signaling to
169 the user when events happen in the file/stream.
170
6ca11f71 1712014-08-10 - fb1ddcd - lavr 2.1.0 - avresample.h
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172 Add avresample_convert_frame() and avresample_config().
173
6ca11f71 1742014-08-10 - fb1ddcd - lavu 54.1.0 - error.h
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175 Add AVERROR_INPUT_CHANGED and AVERROR_OUTPUT_CHANGED.
176
6ca11f71 1772014-08-08 - d35b94f - lavc 55.57.4 - avcodec.h
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178 Deprecate FF_IDCT_XVIDMMX define and xvidmmx idct option.
179 Replaced by FF_IDCT_XVID and xvid respectively.
180
6ca11f71 1812014-08-07 - bb78903 - lsws 2.1.3 - swscale.h
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182 sws_getCachedContext is not going to be removed in the future.
183
6ca11f71 1842014-08-07 - ad1ee5f - lavc 55.57.3 - avcodec.h
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185 reordered_opaque is not going to be removed in the future.
186
6ca11f71 1872014-08-04 - e9abafc - lavu 53.22.0 - pixfmt.h
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188 Add AV_PIX_FMT_YA16 pixel format for 16 bit packed gray with alpha.
189
6ca11f71 1902014-08-04 - e96c3b8 - lavu 53.21.1 - avstring.h
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191 Rename AV_PIX_FMT_Y400A to AV_PIX_FMT_YA8 to better identify the format.
192 An alias pixel format and color space name are provided for compatibility.
193
6ca11f71 1942014-08-04 - d2962e9 - lavu 53.21.0 - pixdesc.h
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195 Support name aliases for pixel formats.
196
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1972014-08-03 - 1ef9e83 - lavc 55.57.2 - avcodec.h
1982014-08-03 - 1ef9e83 - lavu 53.20.0 - frame.h
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199 Deprecate AVCodecContext.dtg_active_format and use side-data instead.
200
6ca11f71 2012014-08-03 - 9f17685 - lavc 55.57.1 - avcodec.h
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202 Deprecate unused FF_IDCT_IPP define and ipp avcodec option.
203 Deprecate unused FF_DEBUG_PTS define and pts avcodec option.
204 Deprecate unused FF_CODER_TYPE_DEFLATE define and deflate avcodec option.
205 Deprecate unused FF_DCT_INT define and int avcodec option.
206 Deprecate unused avcodec option scenechange_factor.
207
6ca11f71 2082014-07-29 - 69e7336 - lavu 53.19.0 - avstring.h
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209 Make name matching function from lavf public as av_match_name().
210
6ca11f71 2112014-07-28 - c5fca01 - lavc 55.57.0 - avcodec.h
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212 Add AV_CODEC_PROP_REORDER to mark codecs supporting frame reordering.
213
6ca11f71 2142014-07-09 - a54f03b - lavu 53.18.0 - display.h
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215 Add av_display_matrix_flip() to flip the transformation matrix.
216
6ca11f71 2172014-07-09 - f6ee61f - lavc 55.56.0 - dv_profile.h
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218 Add a public API for DV profile handling.
219
6ca11f71 2202014-06-20 - 9e500ef - lavu 53.17.0 - imgutils.h
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221 Add av_image_check_sar().
222
6ca11f71 2232014-06-20 - 874390e - lavc 55.55.0 - avcodec.h
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224 Add av_packet_rescale_ts() to simplify timestamp conversion.
225
6ca11f71 2262014-06-18 - 194be1f - lavf 55.20.0 - avformat.h
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227 The proper way for providing a hint about the desired timebase to the muxers
228 is now setting AVStream.time_base, instead of AVStream.codec.time_base as was
229 done previously. The old method is now deprecated.
230
6ca11f71 2312014-06-01 - 0957b27 - lavc 55.54.0 - avcodec.h
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232 Add AVCodecContext.side_data_only_packets to allow encoders to output packets
233 with only side data. This option may become mandatory in the future, so all
234 users are recommended to update their code and enable this option.
235
6ca11f71 2362014-06-01 - 8c02adc - lavu 53.16.0 - frame.h, pixfmt.h
8c02adc6 237 Move all color-related enums (AVColorPrimaries, AVColorSpace, AVColorRange,
238 AVColorTransferCharacteristic, and AVChromaLocation) inside lavu.
239 Add AVFrame fields for them on the next lavu major bump.
240
6ca11f71 2412014-05-28 - b2d4565 - lavr 1.3.0 - avresample.h
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242 Add avresample_max_output_samples
243
6ca11f71 2442014-05-28 - 6d21259 - lavf 55.19.0 - avformat.h
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245 Add strict_std_compliance and related AVOptions to support experimental
246 muxing.
247
6ca11f71 2482014-05-20 - c23c96b - lavf 55.18.0 - avformat.h
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249 Add av_stream_get_side_data() to access stream-level side data
250 in the same way as av_packet_get_side_data().
251
6ca11f71 2522014-05-19 - bddd8cb - lavu 53.15.0 - frame.h, display.h
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253 Add AV_FRAME_DATA_DISPLAYMATRIX for exporting frame-level
254 spatial rendering on video frames for proper display.
255
6ca11f71 2562014-05-19 - bddd8cb - lavc 55.53.0 - avcodec.h
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257 Add AV_PKT_DATA_DISPLAYMATRIX for exporting packet-level
258 spatial rendering on video frames for proper display.
259
6ca11f71 2602014-05-19 - a312f71 - lavf 55.17.1 - avformat.h
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261 Deprecate AVStream.pts and the AVFrac struct, which was its only use case.
262 Those fields were poorly defined and not meant to be public, so there is
263 no replacement for them.
264
33082af7 2652014-05-18 - fd05602 - lavc 55.52.0 - avcodec.h
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266 Add avcodec_free_context(). From now on it should be used for freeing
267 AVCodecContext.
268
33082af7 2692014-05-15 - 0c1959b - lavf 55.17.0 - avformat.h
56a721f0 270 Add AVFMT_FLAG_BITEXACT flag. Muxers now use it instead of checking
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271 CODEC_FLAG_BITEXACT on the first stream.
272
33082af7 2732014-05-11 - 66e6c8a - lavu 53.14.0 - pixfmt.h
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274 Add AV_PIX_FMT_VDA for new-style VDA acceleration.
275
33082af7 2762014-05-01 - a2941c8 - lavc 55.50.3 - avcodec.h
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277 Deprecate CODEC_FLAG_MV0. It is replaced by the flag "mv0" in the
278 "mpv_flags" private option of the mpegvideo encoders.
279
33082af7 2802014-05-01 - 6484149 - lavc 55.50.2 - avcodec.h
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281 Deprecate CODEC_FLAG_GMC. It is replaced by the "gmc" private option of the
282 libxvid encoder.
283
33082af7 2842014-05-01 - b2c3171 - lavc 55.50.1 - avcodec.h
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285 Deprecate CODEC_FLAG_NORMALIZE_AQP. It is replaced by the flag "naq" in the
286 "mpv_flags" private option of the mpegvideo encoders.
287
33082af7 2882014-05-01 - 5fcceda - avcodec.h
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289 Deprecate CODEC_FLAG_INPUT_PRESERVED. Its functionality is replaced by passing
290 reference-counted frames to encoders.
291
33082af7 2922014-04-28 - ed4b757 - lavc 55.50.0 - dxva2.h
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293 Add FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO for old Intel GPUs.
294
33082af7 2952014-04-22 - 502512e - lavu 53.13.0 - avutil.h
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296 Add av_get_time_base_q().
297
33082af7 2982014-04-17 - 0983d48 - lavu 53.12.0 - crc.h
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299 Add AV_CRC_16_ANSI_LE crc variant.
300
33082af7 3012014-04-07 - 8b17243 - lavu 53.11.0 - pixfmt.h
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302 Add AV_PIX_FMT_YVYU422 pixel format.
303
33082af7 3042014-04-04 - 8542f9c - lavu 53.10.0 - replaygain.h
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305 Full scale for peak values is now 100000 (instead of UINT32_MAX) and values
306 may overflow.
307
33082af7 3082014-04-03 - 7763118 - lavu 53.09.0 - log.h
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309 Add AV_LOG(c) macro to have 256 color debug messages.
310
33082af7 3112014-03-24 - d161ae0 - lavu 53.08.0 - frame.h
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312 Add av_frame_remove_side_data() for removing a single side data
313 instance from a frame.
314
33082af7 3152014-03-24 - 5a7e35d - lavu 53.07.0 - frame.h, replaygain.h
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316 Add AV_FRAME_DATA_REPLAYGAIN for exporting replaygain tags.
317 Add a new header replaygain.h with the AVReplayGain struct.
318
33082af7 3192014-03-24 - 5a7e35d - lavc 55.36.0 - avcodec.h
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320 Add AV_PKT_DATA_REPLAYGAIN for exporting replaygain tags.
321
33082af7 3222014-03-24 - 25b3258 - lavf 55.13.0 - avformat.h
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323 Add AVStream.side_data and AVStream.nb_side_data for exporting stream-global
324 side data (e.g. replaygain tags, video rotation)
325
33082af7 3262014-03-24 - 0e2c3ee - lavc 55.35.0 - avcodec.h
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327 Give the name AVPacketSideData to the previously anonymous struct used for
328 AVPacket.side_data.
329
33082af7 3302014-03-16 - 1481d24 - lavu 53.06.0 - pixfmt.h
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331 Add RGBA64 pixel format and variants.
332
33082af7 3332014-02-24 - 1155fd0 - lavu 53.05.0 - frame.h
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334 Add av_frame_copy() for copying the frame data.
335
33082af7 3362014-02-22 - 7e86c27 - lavr 1.2.0 - avresample.h
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337 Add avresample_is_open() for checking whether a resample context is open.
338
33082af7 3392014-02-19 - c3ecd96 - lavu 53.04.0 - opt.h
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340 Add AV_OPT_FLAG_EXPORT and AV_OPT_FLAG_READONLY to mark options meant (only)
341 for reading.
342
33082af7 3432014-02-19 - 6bb8720 - lavu 53.03.01 - opt.h
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344 Deprecate unused AV_OPT_FLAG_METADATA.
345
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346------------------------------8<-------------------------------------
347 10 branch was cut here
348----------------------------->8--------------------------------------
349
33082af7 3502014-02-15 - c98f316 - lavu 53.3.0 - frame.h
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351 Add AV_FRAME_DATA_DOWNMIX_INFO value to the AVFrameSideDataType enum and
352 downmix_info.h API, which identify downmix-related metadata.
353
d711d839 3542014-02-04 - d9ae103 - lavf 55.11.0 - avformat.h
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355 Add AVFormatContext.max_interleave_delta for controlling amount of buffering
356 when interleaving.
357
d711d839 3582014-01-20 - 93c553c - lavc 55.32.1 - avcodec.h
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359 Edges are not required anymore on video buffers allocated by get_buffer2()
360 (i.e. as if the CODEC_FLAG_EMU_EDGE flag was always on). Deprecate
361 CODEC_FLAG_EMU_EDGE and avcodec_get_edge_width().
362
d711d839 3632014-01-05 - 5b4797a - lavu 53.2.0 - frame.h
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364 Add AV_FRAME_DATA_MATRIXENCODING value to the AVFrameSideDataType enum, which
365 identifies AVMatrixEncoding data.
366
d711d839 3672014-01-05 - 5c437fb - lavu 53.1.0 - channel_layout.h
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368 Add values for various Dolby flags to the AVMatrixEncoding enum.
369
d711d839 3702013-12-20 - 2a41826 - lavc 55.30.0 - avcodec.h
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371 Add HEVC profiles
372
d711d839 3732013-12-11 - b9fb59d,9431356,d7b3ee9 - lavc 55.28.1 - avcodec.h
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374 av_frame_alloc(), av_frame_unref() and av_frame_free() now can and should be
375 used instead of avcodec_alloc_frame(), avcodec_get_frame_defaults() and
376 avcodec_free_frame() respectively. The latter three functions are deprecated.
377
d711d839 3782013-12-09 - 7e244c6- - lavu 52.20.0 - frame.h
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379 Add AV_FRAME_DATA_STEREO3D value to the AVFrameSideDataType enum and
380 stereo3d.h API, that identify codec-independent stereo3d information.
381
d711d839 3822013-11-26 - 1eaac1d- - lavu 52.19.0 - frame.h
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383 Add AV_FRAME_DATA_A53_CC value to the AVFrameSideDataType enum, which
384 identifies ATSC A53 Part 4 Closed Captions data.
385
d711d839 3862013-11-14 - cce3e0a - lavu 52.18.0 - mem.h
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387 Move av_fast_malloc() and av_fast_realloc() for libavcodec to libavutil.
388
d711d839 3892013-11-14 - 8941971 - lavc 55.27.0 - avcodec.h
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390 Deprecate AVCodecContext.error_rate, it is replaced by the 'error_rate'
391 private option of the mpegvideo encoder family.
392
d711d839 3932013-11-14 - 728c465 - lavc 55.26.0 - vdpau.h
ca22d1de 394 Add av_vdpau_get_profile().
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395 Add av_vdpau_alloc_context(). This function must from now on be
396 used for allocating AVVDPAUContext.
ca22d1de 397
d711d839 3982013-11-04 - cd8f772 - lavc 55.25.0 - avcodec.h
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399 Add ITU-R BT.2020 and other not yet included values to color primaries,
400 transfer characteristics and colorspaces.
401
48d1ed9c 4022013-10-31 - 28096e0 - lavu 52.17.0 - frame.h
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403 Add AVFrame.flags and AV_FRAME_FLAG_CORRUPT.
404
d711d839 4052013-09-28 - 0767bfd - lavfi 3.11.0 - avfilter.h
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406 Add AVFilterGraph.execute and AVFilterGraph.opaque for custom slice threading
407 implementations.
408
d711d839 4092013-09-21 - e208e6d - lavu 52.16.0 - pixfmt.h
e208e6d2
KK
410 Add interleaved 4:2:2 8/10-bit formats AV_PIX_FMT_NV16 and
411 AV_PIX_FMT_NV20.
412
c38854c3 4132013-09-16 - 3feb3d6 - lavu 52.15.0 - mem.h
3feb3d6c
LB
414 Add av_reallocp.
415
c38854c3 4162013-08-10 - 5a9a9d4 - lavc 55.16.0 - avcodec.h
5a9a9d4a
LB
417 Extend AVPacket API with av_packet_unref, av_packet_ref,
418 av_packet_move_ref, av_packet_copy_props, av_packet_free_side_data.
419
c38854c3 4202013-08-05 - f824535 - lavc 55.13.0 - avcodec.h
f824535a
RDC
421 Deprecate the bitstream-related members from struct AVVDPAUContext.
422 The bistream buffers no longer need to be explicitly freed.
423
c38854c3 4242013-08-05 - 549294f - lavc 55.12.0 - avcodec.h
549294fb
RDC
425 Deprecate the CODEC_CAP_HWACCEL_VDPAU codec capability. Use CODEC_CAP_HWACCEL
426 and select the AV_PIX_FMT_VDPAU format with get_format() instead.
427
c38854c3 4282013-08-05 - a0ad5d0 - lavu 52.14.0 - pixfmt.h
a0ad5d01
RDC
429 Deprecate AV_PIX_FMT_VDPAU_*. Use AV_PIX_FMT_VDPAU instead.
430
c38854c3 4312013-08-02 - a8b1927 - lavc 55.11.0 - avcodec.h
a8b19271
YN
432 Add output_picture_number to AVCodecParserContext.
433
c38854c3 4342013-06-24 - 95d5246 - lavc 55.10.0 - avcodec.h
95d52464
KK
435 Add MPEG-2 AAC profiles
436
c38854c3 4372013-06-04 - fc962d4 - lavu 52.13.0 - mem.h
fc962d4e
MS
438 Add av_realloc_array and av_reallocp_array
439
c38854c3 4402013-05-24 - 129bb23 - lavfi 3.10.0 - avfilter.h
129bb238
AK
441 Add support for slice multithreading to lavfi. Filters supporting threading
442 are marked with AVFILTER_FLAG_SLICE_THREADS.
443 New fields AVFilterContext.thread_type, AVFilterGraph.thread_type and
444 AVFilterGraph.nb_threads (accessible directly or through AVOptions) may be
445 used to configure multithreading.
446
c38854c3 4472013-05-24 - 2a6eaea - lavu 52.12.0 - cpu.h
2a6eaeaa
AK
448 Add av_cpu_count() function for getting the number of logical CPUs.
449
c38854c3 4502013-05-24 - b493847 - lavc 55.7.0 - avcodec.h
b493847d
YN
451 Add picture_structure to AVCodecParserContext.
452
c38854c3 4532013-05-15 - e6c4ac7 - lavu 52.11.0 - pixdesc.h
e6c4ac7b
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454 Replace PIX_FMT_* flags with AV_PIX_FMT_FLAG_*.
455
c38854c3 4562013-04-03 - 507b1e4 - lavc 55.4.0 - avcodec.h
507b1e45
MT
457 Add field_order to AVCodecParserContext.
458
c38854c3 4592013-04-19 - 5e83d9a - lavc 55.2.0 - avcodec.h
5e83d9ac
AK
460 Add CODEC_FLAG_UNALIGNED to allow decoders to produce unaligned output.
461
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4622013-04-11 - lavfi 3.8.0
463 38f0c07 - Move all content from avfiltergraph.h to avfilter.h. Deprecate
464 avfilterhraph.h, user applications should include just avfilter.h
465 bc1a985 - Add avfilter_graph_alloc_filter(), deprecate avfilter_open() and
466 avfilter_graph_add_filter().
467 1113672 - Add AVFilterContext.graph pointing to the AVFilterGraph that contains the
468 filter.
469 48a5ada - Add avfilter_init_str(), deprecate avfilter_init_filter().
470 1ba95a9 - Add avfilter_init_dict().
471 7cdd737 - Add AVFilter.flags field and AVFILTER_FLAG_DYNAMIC_{INPUTS,OUTPUTS} flags.
472 7e8fe4b - Add avfilter_pad_count() for counting filter inputs/outputs.
473 fa2a34c - Add avfilter_next(), deprecate av_filter_next().
474 Deprecate avfilter_uninit().
475
4762013-04-09 - lavfi 3.7.0 - avfilter.h
477 b439c99 - Add AVFilter.priv_class for exporting filter options through the
478 AVOptions API in the similar way private options work in lavc and lavf.
479 8114c10 - Add avfilter_get_class().
cdac3acb
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480 Switch all filters to use AVOptions.
481
35386fbf 4822013-03-19 - 2c328a9 - lavu 52.9.0 - pixdesc.h
2c328a90
AK
483 Add av_pix_fmt_count_planes() function for counting planes in a pixel format.
484
35386fbf 4852013-03-16 - 42c7c61 - lavfi 3.6.0
42c7c61a
AK
486 Add AVFilterGraph.nb_filters, deprecate AVFilterGraph.filter_count.
487
35386fbf 4882013-03-08 - Reference counted buffers - lavu 52.8.0, lavc 55.0.0, lavf 55.0.0,
d8b31be6 489lavd 54.0.0, lavfi 3.5.0
35386fbf 490 8e401db, 1cec062 - add a new API for reference counted buffers and buffer
d8b31be6 491 pools (new header libavutil/buffer.h).
35386fbf 492 1afddbe - add AVPacket.buf to allow reference counting for the AVPacket data.
d8b31be6
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493 Add av_packet_from_data() function for constructing packets from
494 av_malloc()ed data.
35386fbf 495 7ecc2d4 - move AVFrame from lavc to lavu (new header libavutil/frame.h), add
d8b31be6
AK
496 AVFrame.buf/extended_buf to allow reference counting for the AVFrame
497 data. Add new API for working with reference-counted AVFrames.
35386fbf 498 759001c - add the refcounted_frames field to AVCodecContext to make audio and
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499 video decoders return reference-counted frames. Add get_buffer2()
500 callback to AVCodecContext which allocates reference-counted frames.
501 Add avcodec_default_get_buffer2() as the default get_buffer2()
502 implementation.
503 Deprecate AVCodecContext.get_buffer() / release_buffer() /
504 reget_buffer(), avcodec_default_get_buffer(),
505 avcodec_default_reget_buffer(), avcodec_default_release_buffer().
506 Remove avcodec_default_free_buffers(), which should not have ever
507 been called from outside of lavc.
508 Deprecate the following AVFrame fields:
509 * base -- is now stored in AVBufferRef
510 * reference, type, buffer_hints -- are unnecessary in the new API
511 * hwaccel_picture_private, owner, thread_opaque -- should not
512 have been acessed from outside of lavc
513 * qscale_table, qstride, qscale_type, mbskip_table, motion_val,
514 mb_type, dct_coeff, ref_index -- mpegvideo-specific tables,
515 which are not exported anymore.
35386fbf 516 7e35037 - switch libavfilter to use AVFrame instead of AVFilterBufferRef. Add
d8b31be6
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517 av_buffersrc_add_frame(), deprecate av_buffersrc_buffer().
518 Add av_buffersink_get_frame() and av_buffersink_get_samples(),
519 deprecate av_buffersink_read() and av_buffersink_read_samples().
520 Deprecate AVFilterBufferRef and all functions for working with it.
521
35386fbf 5222013-03-17 - 12c5c1d - lavu 52.8.0 - avstring.h
12c5c1d3
RD
523 Add av_isdigit, av_isgraph, av_isspace, av_isxdigit.
524
35386fbf 5252013-02-23 - 9f12235 - lavfi 3.4.0 - avfiltergraph.h
9f122356
JR
526 Add resample_lavr_opts to AVFilterGraph for setting libavresample options
527 for auto-inserted resample filters.
528
35386fbf 5292013-01-25 - 38c1466 - lavu 52.7.0 - dict.h
38c1466c
JR
530 Add av_dict_parse_string() to set multiple key/value pairs at once from a
531 string.
532
35386fbf 5332013-01-25 - b85a5e8 - lavu 52.6.0 - avstring.h
b85a5e87
VP
534 Add av_strnstr()
535
35386fbf 5362013-01-15 - 8ee288d - lavu 52.5.0 - hmac.h
8ee288d2
MS
537 Add AVHMAC.
538
35386fbf 5392013-01-13 - 44e065d - lavc 54.36.0 - vdpau.h
44e065d5
RDC
540 Add AVVDPAUContext struct for VDPAU hardware-accelerated decoding.
541
f89466ad
DB
5422013-01-12 - 169fb94 - lavu 52.4.0 - pixdesc.h
543 Add AV_PIX_FMT_VDPAU flag.
544
142c3909 5452013-01-07 - 074a00d - lavr 1.1.0
074a00d1
JR
546 Add avresample_set_channel_mapping() for input channel reordering,
547 duplication, and silencing.
548
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549------------------------------8<-------------------------------------
550 9 branch was cut here
551----------------------------->8--------------------------------------
552
f89466ad 5532012-12-29 - d8fd06c - lavu 52.3.0 - avstring.h
d8fd06c3
LB
554 Add av_basename() and av_dirname().
555
142c3909 5562012-11-11 - 5980f5d - lavu 52.2.0 - audioconvert.h
5980f5dd
JR
557 Rename audioconvert.h to channel_layout.h. audioconvert.h is now deprecated.
558
142c3909 5592012-11-05 - dfde8a3 - lavu 52.1.0 - intmath.h
dfde8a34
JR
560 Add av_ctz() for trailing zero bit count
561
142c3909 5622012-10-21 - a893655 - lavu 51.45.0 - error.h
a893655b
NC
563 Add AVERROR_EXPERIMENTAL
564
142c3909 5652012-10-12 - d2fcb35 - lavu 51.44.0 - pixdesc.h
d2fcb356
AK
566 Add functions for accessing pixel format descriptors.
567 Accessing the av_pix_fmt_descriptors array directly is now
568 deprecated.
569
142c3909 5702012-10-11 - 9a92aea - lavu 51.43.0 - aes.h, md5.h, sha.h, tree.h
9a92aea2
MS
571 Add functions for allocating the opaque contexts for the algorithms,
572 deprecate the context size variables.
573
142c3909 5742012-10-10 - b522000 - lavf 54.18.0 - avio.h
b522000e
LB
575 Add avio_closep to complement avio_close.
576
142c3909 5772012-10-08 - 78071a1 - lavu 51.42.0 - pixfmt.h
78071a14
AK
578 Rename PixelFormat to AVPixelFormat and all PIX_FMT_* to AV_PIX_FMT_*.
579 To provide backwards compatibility, PixelFormat is now #defined as
580 AVPixelFormat.
581 Note that this can break user code that includes pixfmt.h and uses the
582 'PixelFormat' identifier. Such code should either #undef PixelFormat
583 or stop using the PixelFormat name.
584
2f49e3da 5852012-10-05 - e7ba5b1 - lavr 1.0.0 - avresample.h
006afc7a
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586 Data planes parameters to avresample_convert() and
587 avresample_read() are now uint8_t** instead of void**.
588 Libavresample is now stable.
589
2f49e3da 5902012-09-24 - a42aada - lavc 54.28.0 - avcodec.h
a42aadab
AK
591 Add avcodec_free_frame(). This function must now
592 be used for freeing an AVFrame.
593
2f49e3da 5942012-09-12 - 8919fee - lavu 51.41.0 - audioconvert.h
8919fee7
TW
595 Added AV_CH_LOW_FREQUENCY_2 channel mask value.
596
2f49e3da 5972012-09-04 - 686a329 - lavu 51.40.0 - opt.h
686a3293
MS
598 Reordered the fields in default_val in AVOption, changed which
599 default_val field is used for which AVOptionType.
600
2f49e3da 6012012-08-30 - a231832 - lavc 54.26.1 - avcodec.h
a2318326
AK
602 Add codec descriptor properties AV_CODEC_PROP_LOSSY and
603 AV_CODEC_PROP_LOSSLESS.
604
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6052012-08-18 - lavc 54.26 - avcodec.h
606 Add codec descriptors for accessing codec properties without having
607 to refer to a specific decoder or encoder.
608
609 c223d79 - Add an AVCodecDescriptor struct and functions
610 avcodec_descriptor_get() and avcodec_descriptor_next().
611 51efed1 - Add AVCodecDescriptor.props and AV_CODEC_PROP_INTRA_ONLY.
612 91e59fe - Add avcodec_descriptor_get_by_name().
613
614
6152012-08-08 - 1d9c2dc - lavu 51.39 - avutil.h
1d9c2dc8
MS
616 Don't implicitly include libavutil/common.h in avutil.h
617
7b44061f 6182012-08-08 - 987170c - lavu 51.38 - dict.h
987170cb
MR
619 Add av_dict_count().
620
7b44061f 6212012-08-07 - 104e10f - lavc 54.25 - avcodec.h
104e10fb 622 Rename CodecID to AVCodecID and all CODEC_ID_* to AV_CODEC_ID_*.
2ff67c90
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623 To provide backwards compatibility, CodecID is now #defined as AVCodecID.
624 Note that this can break user code that includes avcodec.h and uses the
625 'CodecID' identifier. Such code should either #undef CodecID or stop using the
626 CodecID name.
104e10fb 627
7b44061f 6282012-08-03 - 239fdf1 - lavu 51.37.1 - cpu.h
239fdf1b
DB
629 lsws 2.1.1 - swscale.h
630 Rename AV_CPU_FLAG_MMX2 ---> AV_CPU_FLAG_MMXEXT.
631 Rename SWS_CPU_CAPS_MMX2 ---> SWS_CPU_CAPS_MMXEXT.
632
7b44061f 6332012-07-29 - 681ed00 - lavf 54.13.0 - avformat.h
681ed000
LB
634 Add AVFMT_FLAG_NOBUFFER for low latency use cases.
635
7b44061f 6362012-07-20 - b70d89a - lavfi 3.0.0 - avfilter.h
b70d89a0
RN
637 Add avfilter_unref_bufferp().
638
45ff9e5b 6392012-07-10 - 5fade8a - lavu 51.37.0
f3e5e6f0
LB
640 Add av_malloc_array() and av_mallocz_array()
641
45ff9e5b 6422012-06-22 - d3d3a32 - lavu 51.34.0
d3d3a32c
MR
643 Add av_usleep()
644
dc7e336c
MR
6452012-06-20 - ae0a301 - lavu 51.33.0
646 Move av_gettime() to libavutil, add libavutil/time.h
647
45ff9e5b 6482012-06-09 - 3971be0 - lavr 0.0.3
3971be0e
JS
649 Add a parameter to avresample_build_matrix() for Dolby/DPLII downmixing.
650
45ff9e5b 6512012-06-12 - 9baeff9 - lavfi 2.23.0 - avfilter.h
9baeff95
AK
652 Add AVFilterContext.nb_inputs/outputs. Deprecate
653 AVFilterContext.input/output_count.
654
45ff9e5b 6552012-06-12 - 84b9fbe - lavfi 2.22.0 - avfilter.h
84b9fbe0
AK
656 Add avfilter_pad_get_type() and avfilter_pad_get_name(). Those
657 should now be used instead of accessing AVFilterPad members
658 directly.
659
45ff9e5b 6602012-06-12 - b0f0dfc - lavu 51.32.0 - audioconvert.h
b0f0dfc4
AK
661 Add av_get_channel_layout_channel_index(), av_get_channel_name()
662 and av_channel_layout_extract_channel().
663
45ff9e5b 6642012-05-25 - 154486f - lavu 51.31.0 - opt.h
154486f9
SP
665 Add av_opt_set_bin()
666
45ff9e5b 6672012-05-26 - e9cef89 - lavf 54.3.0
e9cef897
JZ
668 Add AVFMT_TS_NONSTRICT format flag to indicate that a muxer supports
669 non-increasing monotone timestamps.
670
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6712012-05-15 - lavfi 2.17.0
672 Add support for audio filters
673 ac71230/a2cd9be - add video/audio buffer sink in a new installed
674 header buffersink.h
675 720c6b7 - add av_buffersrc_write_frame(), deprecate
676 av_vsrc_buffer_add_frame()
677 ab16504 - add avfilter_copy_buf_props()
678 9453c9e - add extended_data to AVFilterBuffer
679 1b8c927 - add avfilter_get_audio_buffer_ref_from_arrays()
680
6812012-05-09 - lavu 51.30.0 - samplefmt.h
682 142e740 - add av_samples_copy()
683 6d7f617 - add av_samples_set_silence()
684
6852012-05-09 - a5117a2 - lavc 54.13.1
a5117a24
AK
686 For audio formats with fixed frame size, the last frame
687 no longer needs to be padded with silence, libavcodec
688 will handle this internally (effectively all encoders
689 behave as if they had CODEC_CAP_SMALL_LAST_FRAME set).
690
d89eca50 6912012-05-07 - 828bd08 - lavc 54.13.0 - avcodec.h
828bd088
AK
692 Add sample_rate and channel_layout fields to AVFrame.
693
d89eca50 6942012-05-01 - 4010d72 - lavr 0.0.1
4010d724
JR
695 Change AV_MIX_COEFF_TYPE_Q6 to AV_MIX_COEFF_TYPE_Q8.
696
f7ff0999 6972012-04-25 - 3527a73 - lavu 51.29.0 - cpu.h
3527a739
MR
698 Add av_parse_cpu_flags()
699
f7ff0999 7002012-04-24 - c8af852 - lavr 0.0.0
c8af852b
JR
701 Add libavresample audio conversion library
702
f7ff0999 7032012-04-20 - 0c0d1bc - lavu 51.28.0 - audio_fifo.h
0c0d1bce
JR
704 Add audio FIFO functions:
705 av_audio_fifo_free()
706 av_audio_fifo_alloc()
707 av_audio_fifo_realloc()
708 av_audio_fifo_write()
709 av_audio_fifo_read()
710 av_audio_fifo_drain()
711 av_audio_fifo_reset()
712 av_audio_fifo_size()
713 av_audio_fifo_space()
714
f7ff0999
JR
7152012-04-14 - lavfi 2.16.0 - avfiltergraph.h
716 d7bcc71 Add avfilter_graph_parse2().
717 91d3cbe Add avfilter_inout_alloc() and avfilter_inout_free().
91d3cbe0 718
f7ff0999 7192012-04-08 - 4d693b0 - lavu 51.27.0 - samplefmt.h
4d693b02
JR
720 Add av_get_packed_sample_fmt() and av_get_planar_sample_fmt()
721
f7ff0999 7222012-04-05 - 5cc51a5 - lavu 51.26.0 - audioconvert.h
5cc51a58
JR
723 Add av_get_default_channel_layout()
724
bf5f46b4
JG
7252012-03-20 - 3c90cc2 - lavfo 54.2.0
726 Deprecate av_read_packet(), use av_read_frame() with
727 AVFMT_FLAG_NOPARSE | AVFMT_FLAG_NOFILLIN in AVFormatContext.flags
728
5d20e7b7 7292012-03-06 - 4d851f8 - lavu 51.25.0 - cpu.h
4d851f8d
AK
730 Add av_set_cpu_flags_mask().
731
5d20e7b7
AK
7322012-03-05 - lavc 54.8.0
733 6699d07 Add av_get_exact_bits_per_sample()
734 9524cf7 Add av_get_audio_frame_duration()
9524cf79 735
5d20e7b7 7362012-03-04 - 44fe77b - lavc 54.7.0 - avcodec.h
44fe77b3
AK
737 Add av_codec_is_encoder/decoder().
738
5d20e7b7 7392012-03-01 - 442c132 - lavc 54.3.0 - avcodec.h
442c1320
MS
740 Add av_packet_shrink_side_data.
741
5d20e7b7 7422012-02-29 - dd2a4bc - lavf 54.2.0 - avformat.h
32253747
AK
743 Add AVStream.attached_pic and AV_DISPOSITION_ATTACHED_PIC,
744 used for dealing with attached pictures/cover art.
745
f5f5b154 7462012-02-25 - c9bca80 - lavu 51.24.0 - error.h
c9bca801 747 Add AVERROR_UNKNOWN
75bdd55e 748 NOTE: this was backported to 0.8
c9bca801 749
f5f5b154 7502012-02-20 - e9cda85 - lavc 54.2.0
e9cda853
JR
751 Add duration field to AVCodecParserContext
752
f5f5b154 7532012-02-20 - 0b42a93 - lavu 51.23.1 - mathematics.h
0b42a938
JR
754 Add av_rescale_q_rnd()
755
f5f5b154 7562012-02-08 - 38d5533 - lavu 51.22.1 - pixdesc.h
38d55332
AK
757 Add PIX_FMT_PSEUDOPAL flag.
758
f5f5b154 7592012-02-08 - 52f82a1 - lavc 54.01.0
52f82a11
AK
760 Add avcodec_encode_video2() and deprecate avcodec_encode_video().
761
fcc518a0 7622012-02-01 - 316fc74 - lavc 54.01.0
316fc744
JG
763 Add av_fast_padded_malloc() as alternative for av_realloc() when aligned
764 memory is required. The buffer will always have FF_INPUT_BUFFER_PADDING_SIZE
765 zero-padded bytes at the end.
766
fcc518a0 7672012-01-31 - dd6d3b0 - lavf 54.01.0
dd6d3b0e 768 Add avformat_get_riff_video_tags() and avformat_get_riff_audio_tags().
75bdd55e 769 NOTE: this was backported to 0.8
dd6d3b0e 770
fcc518a0 7712012-01-31 - af08d9a - lavc 54.01.0
af08d9ae 772 Add avcodec_is_open() function.
75bdd55e 773 NOTE: this was backported to 0.8
af08d9ae 774
fcc518a0 7752012-01-30 - 8b93312 - lavu 51.22.0 - intfloat.h
8b933129
PM
776 Add a new installed header libavutil/intfloat.h with int/float punning
777 functions.
75bdd55e 778 NOTE: this was backported to 0.8
8b933129 779
6cb28829
MS
7802012-01-25 - lavf 53.22.0
781 f1caf01 Allow doing av_write_frame(ctx, NULL) for flushing possible
782 buffered data within a muxer. Added AVFMT_ALLOW_FLUSH for
783 muxers supporting it (av_write_frame makes sure it is called
784 only for muxers with this flag).
785
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AK
786------------------------------8<-------------------------------------
787 0.8 branch was cut here
788----------------------------->8--------------------------------------
789
7512bb74 7902012-01-15 - lavc 53.34.0
a6ccae3f 791 New audio encoding API:
7512bb74 792 b2c75b6 Add CODEC_CAP_VARIABLE_FRAME_SIZE capability for use by audio
a6ccae3f 793 encoders.
7512bb74
AK
794 5ee5fa0 Add avcodec_fill_audio_frame() as a convenience function.
795 b2c75b6 Add avcodec_encode_audio2() and deprecate avcodec_encode_audio().
a6ccae3f
JR
796 Add AVCodec.encode2().
797
7512bb74 7982012-01-12 - 3167dc9 - lavfi 2.15.0
3167dc95
AK
799 Add a new installed header -- libavfilter/version.h -- with version macros.
800
c04a954d
JG
8012011-01-03 - b73ec05 - lavu 51.21.0
802 Add av_popcount64
803
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AK
8042011-12-25 - lavfi 2.14.0
805 e1d9dbf Add a new installed header - buffersrc.h
806 It contains a new function av_buffersrc_buffer() that allows passing
807 frames to the 'buffer' filter, but unlike av_vsrc_buffer_add_frame()
808 it allows for direct rendering.
809 1c9e340 Add avfilter_copy_frame_props() for copying properties from
810 AVFrame to AVFilterBufferRef.
811
8122011-12-25 - lavc 53.31.0
813 Add the following new fields to AVFrame:
814 b58dbb5 sample_aspect_ratio
815 3a2ddf7 width, height
816 8a4a5f6 format
817
2a216ca2 8182011-12-18 - 8400b12 - lavc 53.28.1
8400b126
MR
819 Deprecate AVFrame.age. The field is unused.
820
c04a954d
JG
8212011-12-12 - 5266045 - lavf 53.17.0
822 Add avformat_close_input().
52660454
AK
823 Deprecate av_close_input_file() and av_close_input_stream().
824
f134b5ec
VG
8252011-12-09 - b2890f5 - lavu 51.20.0 - audioconvert.h
826 Expand the channel layout list.
827
c04a954d 8282011-12-02 - 0eea212 - lavc 53.25.0
0eea2129
JR
829 Add nb_samples and extended_data fields to AVFrame.
830 Deprecate AVCODEC_MAX_AUDIO_FRAME_SIZE.
831 Deprecate avcodec_decode_audio3() in favor of avcodec_decode_audio4().
832 avcodec_decode_audio4() writes output samples to an AVFrame, which allows
833 audio decoders to use get_buffer().
834
c04a954d 8352011-12-04 - 560f773 - lavc 53.24.0
560f773c
JR
836 Change AVFrame.data[4]/base[4]/linesize[4]/error[4] to [8] at next major bump.
837 Change AVPicture.data[4]/linesize[4] to [8] at next major bump.
838 Change AVCodecContext.error[4] to [8] at next major bump.
839 Add AV_NUM_DATA_POINTERS to simplify the bump transition.
840
f134b5ec
VG
8412011-11-24 - lavu 51.19.0
842 bd97b2e - add planar RGB pixel formats
843 6b0768e - add PIX_FMT_PLANAR and PIX_FMT_RGB pixel descriptions
844
b94a3b28 8452011-11-23 - bbb46f3 - lavu 51.18.0
bbb46f3e
JR
846 Add av_samples_get_buffer_size(), av_samples_fill_arrays(), and
847 av_samples_alloc(), to samplefmt.h.
848
b94a3b28 8492011-11-23 - 8889cc4 - lavu 51.17.0
8889cc4f
JR
850 Add planar sample formats and av_sample_fmt_is_planar() to samplefmt.h.
851
b94a3b28 8522011-11-19 - f3a29b7 - lavc 53.21.0
f3a29b75
JR
853 Move some AVCodecContext fields to a new private struct, AVCodecInternal,
854 which is accessed from a new field, AVCodecContext.internal.
855 - fields moved:
856 AVCodecContext.internal_buffer --> AVCodecInternal.buffer
857 AVCodecContext.internal_buffer_count --> AVCodecInternal.buffer_count
858 AVCodecContext.is_copy --> AVCodecInternal.is_copy
859
b94a3b28
MR
8602011-11-16 - 6270671 - lavu 51.16.0
861 Add av_timegm()
862
f872e4d0
AK
8632011-11-13 - lavf 53.15.0
864 New interrupt callback API, allowing per-AVFormatContext/AVIOContext
865 interrupt callbacks.
866 6aa0b98 Add AVIOInterruptCB struct and the interrupt_callback field to
867 AVFormatContext.
868 1dee0ac Add avio_open2() with additional parameters. Those are
869 an interrupt callback and an options AVDictionary.
870 This will allow passing AVOptions to protocols after lavf
871 54.0.
872
eacec07e 8732011-11-06 - ba04ecf - lavu 51.14.0
ba04ecfd
RD
874 Add av_strcasecmp() and av_strncasecmp() to avstring.h.
875
eacec07e 8762011-11-06 - 07b172f - lavu 51.13.0
07b172fe
LB
877 Add av_toupper()/av_tolower()
878
eacec07e 8792011-11-05 - b6d08f4 - lavf 53.13.0
c9b309e8 880 Add avformat_network_init()/avformat_network_deinit()
b6d08f40 881
eacec07e 8822011-10-27 - 512557b - lavc 53.15.0
512557b2
JR
883 Remove avcodec_parse_frame.
884 Deprecate AVCodecContext.parse_only and CODEC_CAP_PARSE_ONLY.
885
eacec07e 8862011-10-19 - 569129a - lavf 53.10.0
569129a6
AK
887 Add avformat_new_stream(). Deprecate av_new_stream().
888
eacec07e 8892011-10-13 - b631fba - lavf 53.9.0
b631fba9
JR
890 Add AVFMT_NO_BYTE_SEEK AVInputFormat flag.
891
492bd1a2
AK
8922011-10-12 - lavu 51.12.0
893 AVOptions API rewrite.
894
895 - 145f741 FF_OPT_TYPE* renamed to AV_OPT_TYPE_*
896 - new setting/getting functions with slightly different semantics:
897 dac66da av_set_string3 -> av_opt_set
898 av_set_double -> av_opt_set_double
899 av_set_q -> av_opt_set_q
900 av_set_int -> av_opt_set_int
901
902 41d9d51 av_get_string -> av_opt_get
903 av_get_double -> av_opt_get_double
904 av_get_q -> av_opt_get_q
905 av_get_int -> av_opt_get_int
906
907 - 8c5dcaa trivial rename av_next_option -> av_opt_next
908 - 641c7af new functions - av_opt_child_next, av_opt_child_class_next
909 and av_opt_find2()
910
7f9b0ef9 9112011-09-03 - fb4ca26 - lavc 53.10.0
fb4ca26b
AK
912 lavf 53.6.0
913 lsws 2.1.0
914 Add {avcodec,avformat,sws}_get_class().
915
7f9b0ef9 9162011-09-03 - c11fb82 - lavu 51.10.0
c11fb828
AK
917 Add AV_OPT_SEARCH_FAKE_OBJ flag for av_opt_find() function.
918
96d8e18a
JN
9192011-08-26 - lavu 51.9.0
920 - f2011ed Add av_fifo_peek2(), deprecate av_fifo_peek().
921 - add41de..abc78a5 Do not include intfloat_readwrite.h,
922 mathematics.h, rational.h, pixfmt.h, or log.h from avutil.h.
f2011ed2 923
7f9b0ef9 9242011-08-16 - 48f9e45 - lavf 53.4.0
48f9e457
AK
925 Add avformat_query_codec().
926
7f9b0ef9 9272011-08-16 - bca06e7 - lavc 53.8.0
bca06e77
AK
928 Add avcodec_get_type().
929
e3a70c7c
DB
9302011-08-06 - 2f63440 - lavf 53.4.0
931 Add error_recognition to AVFormatContext.
932
5038f9b2
LB
9332011-08-02 - 9d39cbf - lavc 53.7.1
934 Add AV_PKT_FLAG_CORRUPT AVPacket flag.
935
6cb11979 9362011-07-10 - a67c061 - lavf 53.3.0
f2f523ff 937 Add avformat_find_stream_info(), deprecate av_find_stream_info().
9c47f2b2 938 NOTE: this was backported to 0.7
f2f523ff 939
6cb11979 9402011-07-10 - 0b950fe - lavc 53.6.0
f2f523ff 941 Add avcodec_open2(), deprecate avcodec_open().
9c47f2b2
AK
942 NOTE: this was backported to 0.7
943
44911f29
AK
944 Add avcodec_alloc_context3. Deprecate avcodec_alloc_context() and
945 avcodec_alloc_context2().
f2f523ff 946
6cb11979 9472011-06-23 - 67e9ae1 - lavu 51.8.0 - attributes.h
67e9ae14
MS
948 Add av_printf_format().
949
9c47f2b2
AK
950------------------------------8<-------------------------------------
951 0.7 branch was cut here
952----------------------------->8--------------------------------------
953
6cb11979 9542011-06-16 - 05e84c9, 25de595 - lavf 53.2.0 - avformat.h
7c44d716
AK
955 Add avformat_open_input and avformat_write_header().
956 Deprecate av_open_input_stream, av_open_input_file,
957 AVFormatParameters and av_write_header.
958
6cb11979 9592011-06-16 - 7e83e1c, dc59ec5 - lavu 51.7.0 - opt.h
7c44d716
AK
960 Add av_opt_set_dict() and av_opt_find().
961 Deprecate av_find_opt().
962 Add AV_DICT_APPEND flag.
963
6cb11979 9642011-06-10 - cb7c11c - lavu 51.6.0 - opt.h
cb7c11cc
MS
965 Add av_opt_flag_is_set().
966
6cb11979 9672011-06-08 - d9f80ea - lavu 51.5.0 - AVMetadata
d9f80ea2
AK
968 Move AVMetadata from lavf to lavu and rename it to
969 AVDictionary -- new installed header dict.h.
970 All av_metadata_* functions renamed to av_dict_*.
971
1397ac0a 9722011-06-07 - a6703fa - lavu 51.4.0 - av_get_bytes_per_sample()
a6703faa
SS
973 Add av_get_bytes_per_sample() in libavutil/samplefmt.h.
974 Deprecate av_get_bits_per_sample_fmt().
975
6cb11979 9762011-06-05 - b39b062 - lavu 51.3.0 - opt.h
b39b0623
AK
977 Add av_opt_free convenience function.
978
04de5bf5 9792011-05-28 - 0420bd7 - lavu 51.2.0 - pixdesc.h
8f653e28
SS
980 Add av_get_pix_fmt_name() in libavutil/pixdesc.h, and deprecate
981 avcodec_get_pix_fmt_name() in libavcodec/avcodec.h in its favor.
982
19a686b8 9832011-05-25 - 30315a8 - lavf 53.1.0 - avformat.h
30315a8d
AC
984 Add fps_probe_size to AVFormatContext.
985
41e21e4d 9862011-05-18 - 64150ff - lavc 53.4.0 - AVCodecContext.request_sample_fmt
00e5da89
JR
987 Add request_sample_fmt field to AVCodecContext.
988
36dc49b7 9892011-05-10 - 188dea1 - lavc 53.3.0 - avcodec.h
188dea1d
AK
990 Deprecate AVLPCType and the following fields in
991 AVCodecContext: lpc_coeff_precision, prediction_order_method,
992 min_partition_order, max_partition_order, lpc_type, lpc_passes.
993 Corresponding FLAC encoder options should be used instead.
994
36dc49b7 9952011-04-26 - bebe72f - lavu 51.1.0 - avutil.h
bebe72f4
SS
996 Add AVPictureType enum and av_get_picture_type_char(), deprecate
997 FF_*_TYPE defines and av_get_pict_type_char() defined in
998 libavcodec/avcodec.h.
999
36dc49b7 10002011-04-26 - 10d3940 - lavfi 2.3.0 - avfilter.h
10d39405
RPM
1001 Add pict_type and key_frame fields to AVFilterBufferRefVideo.
1002
36dc49b7 10032011-04-26 - 7a11c82 - lavfi 2.2.0 - vsrc_buffer
7a11c82f
MN
1004 Add sample_aspect_ratio fields to vsrc_buffer arguments
1005
b4a53314 10062011-04-21 - 94f7451 - lavc 53.1.0 - avcodec.h
94f7451a
RB
1007 Add CODEC_CAP_SLICE_THREADS for codecs supporting sliced threading.
1008
aad2f2f4
K
10092011-04-15 - lavc 52.120.0 - avcodec.h
1010 AVPacket structure got additional members for passing side information:
1011 4de339e introduce side information for AVPacket
1012 2d8591c make containers pass palette change in AVPacket
1013
86a89ae3
AK
10142011-04-12 - lavf 52.107.0 - avio.h
1015 Avio cleanup, part II - deprecate the entire URLContext API:
1016 175389c add avio_check as a replacement for url_exist
1017 ff1ec0c add avio_pause and avio_seek_time as replacements
1018 for _av_url_read_fseek/fpause
1019 cdc6a87 deprecate av_protocol_next(), avio_enum_protocols
1020 should be used instead.
1021 80c6e23 rename url_set_interrupt_cb->avio_set_interrupt_cb.
1022 f87b1b3 rename open flags: URL_* -> AVIO_*
1023 f8270bb add avio_enum_protocols.
1024 5593f03 deprecate URLProtocol.
1025 c486dad deprecate URLContext.
1026 026e175 deprecate the typedef for URLInterruptCB
1027 8e76a19 deprecate av_register_protocol2.
1028 b840484 deprecate URL_PROTOCOL_FLAG_NESTED_SCHEME
1029 1305d93 deprecate av_url_read_seek
1030 fa104e1 deprecate av_url_read_pause
1031 727c7aa deprecate url_get_filename().
1032 5958df3 deprecate url_max_packet_size().
1033 1869ea0 deprecate url_get_file_handle().
1034 32a97d4 deprecate url_filesize().
1035 e52a914 deprecate url_close().
1036 58a48c6 deprecate url_seek().
1037 925e908 deprecate url_write().
1038 dce3756 deprecate url_read_complete().
1039 bc371ac deprecate url_read().
1040 0589da0 deprecate url_open().
1041 62eaaea deprecate url_connect.
1042 5652bb9 deprecate url_alloc.
1043 333e894 deprecate url_open_protocol
1044 e230705 deprecate url_poll and URLPollEntry
1045
73389754
PR
10462011-04-10 - lavu 50.40.0 - pixfmt.h
1047 Add PIX_FMT_BGR48LE and PIX_FMT_BGR48BE pixel formats
1048
0c68c804
AK
10492011-04-08 - lavf 52.106.0 - avformat.h
1050 Minor avformat.h cleanup:
1051 a9bf9d8 deprecate av_guess_image2_codec
1052 c3675df rename avf_sdp_create->av_sdp_create
1053
4dcde00c
AK
10542011-04-03 - lavf 52.105.0 - avio.h
1055 Large-scale renaming/deprecating of AVIOContext-related functions:
1056 724f6a0 deprecate url_fdopen
1057 403ee83 deprecate url_open_dyn_packet_buf
1058 6dc7d80 rename url_close_dyn_buf -> avio_close_dyn_buf
1059 b92c545 rename url_open_dyn_buf -> avio_open_dyn_buf
1060 8978fed introduce an AVIOContext.seekable field as a replacement for
1061 AVIOContext.is_streamed and url_is_streamed()
1062 b64030f deprecate get_checksum()
1063 4c4427a deprecate init_checksum()
1064 4ec153b deprecate udp_set_remote_url/get_local_port
1065 933e90a deprecate av_url_read_fseek/fpause
1066 8d9769a deprecate url_fileno
1067 b7f2fdd rename put_flush_packet -> avio_flush
1068 35f1023 deprecate url_close_buf
1069 83fddae deprecate url_open_buf
1070 d9d86e0 rename url_fprintf -> avio_printf
1071 59f65d9 deprecate url_setbufsize
1072 3e68b3b deprecate url_ferror
1073 66e5b1d deprecate url_feof
1074 e8bb2e2 deprecate url_fget_max_packet_size
1075 76aa876 rename url_fsize -> avio_size
1076 e519753 deprecate url_fgetc
1077 655e45e deprecate url_fgets
1078 a2704c9 rename url_ftell -> avio_tell
1079 e16ead0 deprecate get_strz() in favor of avio_get_str
1080 0300db8,2af07d3 rename url_fskip -> avio_skip
1081 6b4aa5d rename url_fseek -> avio_seek
1082 61840b4 deprecate put_tag
1083 22a3212 rename url_fopen/fclose -> avio_open/close.
1084 0ac8e2b deprecate put_nbyte
1085 77eb550 rename put_byte -> avio_w8
1086 put_[b/l]e<type> -> avio_w[b/l]<type>
1087 put_buffer -> avio_write
1088 b7effd4 rename get_byte -> avio_r8,
1089 get_[b/l]e<type> -> avio_r[b/l]<type>
1090 get_buffer -> avio_read
1091 b3db9ce deprecate get_partial_buffer
1092 8d9ac96 rename av_alloc_put_byte -> avio_alloc_context
1093
0b18b49b
JR
10942011-03-25 - 34b47d7 - lavc 52.115.0 - AVCodecContext.audio_service_type
1095 Add audio_service_type field to AVCodecContext.
1096
dc6fdad5
MS
10972011-03-02 - 863c471 - lavf 52.103.0 - av_pkt_dump2, av_pkt_dump_log2
1098 Add new functions av_pkt_dump2, av_pkt_dump_log2 that uses the
1099 source stream timebase for outputting timestamps. Deprecate
1100 av_pkt_dump and av_pkt_dump_log.
1101
d2bbf82e
RB
11022011-02-20 - e731b8d - lavf 52.102.0 - avio.h
1103 * e731b8d - rename init_put_byte() to ffio_init_context(), deprecating the
1104 original, and move it to a private header so it is no longer
1105 part of our public API. Instead, use av_alloc_put_byte().
1106 * ae628ec - rename ByteIOContext to AVIOContext.
1107
c3dbfa1a 11082011-02-16 - 09d171b - lavf 52.101.0 - avformat.h
09d171b9 1109 lavu 52.39.0 - parseutils.h
c3dbfa1a
JG
1110 * 610219a - Add av_ prefix to dump_format().
1111 * f6c7375 - Replace parse_date() in lavf with av_parse_time() in lavu.
1112 * ab0287f - Move find_info_tag from lavf to lavu and add av_prefix to it.
09d171b9 1113
737eb597
RT
11142011-02-15 - lavu 52.38.0 - merge libavcore
1115 libavcore is merged back completely into libavutil
1116
8ed4cc65
MR
11172011-02-10 - 55bad0c - lavc 52.113.0 - vbv_delay
1118 Add vbv_delay field to AVCodecContext
1119
935ee1b9
MR
11202011-02-14 - 24a83bd - lavf 52.100.0 - AV_DISPOSITION_CLEAN_EFFECTS
1121 Add AV_DISPOSITION_CLEAN_EFFECTS disposition flag.
1122
08a459f0
MR
11232011-02-14 - 910b5b8 - lavfi 1.76.0 - AVFilterLink sample_aspect_ratio
1124 Add sample_aspect_ratio field to AVFilterLink.
1125
77c330a0
AH
11262011-02-10 - 12c14cd - lavf 52.99.0 - AVStream.disposition
1127 Add AV_DISPOSITION_HEARING_IMPAIRED and AV_DISPOSITION_VISUAL_IMPAIRED.
1128
f2146944 11292011-02-09 - 5592734 - lavc 52.112.0 - avcodec_thread_init()
c0b102ca
AS
1130 Deprecate avcodec_thread_init()/avcodec_thread_free() use; instead
1131 set thread_count before calling avcodec_open.
1132
8e8cc52b 11332011-02-09 - 778b08a - lavc 52.111.0 - threading API
37b00b47
AS
1134 Add CODEC_CAP_FRAME_THREADS with new restrictions on get_buffer()/
1135 release_buffer()/draw_horiz_band() callbacks for appropriate codecs.
1136 Add thread_type and active_thread_type fields to AVCodecContext.
1137
c2bd7578 11382011-02-08 - 3940caa - lavf 52.98.0 - av_probe_input_buffer
3940caad
AH
1139 Add av_probe_input_buffer() to avformat.h for probing format from a
1140 ByteIOContext.
1141
ae0f8a1a 11422011-02-06 - fe174fc - lavf 52.97.0 - avio.h
fe174fc8
NG
1143 Add flag for non-blocking protocols: URL_FLAG_NONBLOCK
1144
ff197489
MS
11452011-02-04 - f124b08 - lavf 52.96.0 - avformat_free_context()
1146 Add avformat_free_context() in avformat.h.
1147
75fd0668
TH
11482011-02-03 - f5b82f4 - lavc 52.109.0 - add CODEC_ID_PRORES
1149 Add CODEC_ID_PRORES to avcodec.h.
1150
7ab8758b
JG
11512011-02-03 - fe9a3fb - lavc 52.109.0 - H.264 profile defines
1152 Add defines for H.264 * Constrained Baseline and Intra profiles
1153
4868bebe
AK
11542011-02-02 - lavf 52.95.0
1155 * 50196a9 - add a new installed header version.h.
1156 * 4efd5cf, dccbd97, 93b78d1 - add several variants of public
1157 avio_{put,get}_str* functions. Deprecate corresponding semi-public
1158 {put,get}_str*.
1159
11602011-02-02 - dfd2a00 - lavu 50.37.0 - log.h
1161 Make av_dlog public.
1162
343bfdd3 11632011-01-15 - a242ac3 - lavfi 1.74.0 - AVFilterBufferRefAudioProps
a242ac36
SS
1164 Rename AVFilterBufferRefAudioProps.samples_nb to nb_samples.
1165
343bfdd3 11662011-01-14 - 7f88a5b - lavf 52.93.0 - av_metadata_copy()
f93fe776
SS
1167 Add av_metadata_copy() in avformat.h.
1168
343bfdd3 11692011-01-07 - 81c623f - lavc 52.107.0 - deprecate reordered_opaque
81c623fa
MN
1170 Deprecate reordered_opaque in favor of pkt_pts/dts.
1171
343bfdd3 11722011-01-07 - 1919fea - lavc 52.106.0 - pkt_dts
1919feaf
MN
1173 Add pkt_dts to AVFrame, this will in the future allow multithreading decoders
1174 to not mess up dts.
1175
343bfdd3 11762011-01-07 - 393cbb9 - lavc 52.105.0 - pkt_pts
393cbb96
MN
1177 Add pkt_pts to AVFrame.
1178
343bfdd3 11792011-01-07 - 060ec0a - lavc 52.104.0 - av_get_profile_name()
060ec0a8
AH
1180 Add av_get_profile_name to libavcodec/avcodec.h.
1181
343bfdd3 11822010-12-27 - 0ccabee - lavfi 1.71.0 - AV_PERM_NEG_LINESIZES
28e5d45c
SS
1183 Add AV_PERM_NEG_LINESIZES in avfilter.h.
1184
343bfdd3 11852010-12-27 - 9128ae0 - lavf 52.91.0 - av_find_best_stream()
9128ae08
NG
1186 Add av_find_best_stream to libavformat/avformat.h.
1187
343bfdd3 11882010-12-27 - 107a7e3 - lavf 52.90.0
107a7e3e
AK
1189 Add AVFMT_NOSTREAMS flag for formats with no streams,
1190 like e.g. text metadata.
1191
343bfdd3 11922010-12-22 - 0328b9e - lavu 50.36.0 - file.h
0328b9ea
SS
1193 Add functions av_file_map() and av_file_unmap() in file.h.
1194
343bfdd3 11952010-12-19 - 0bc55f5 - lavu 50.35.0 - error.h
0bc55f5d
NG
1196 Add "not found" error codes:
1197 AVERROR_DEMUXER_NOT_FOUND
1198 AVERROR_MUXER_NOT_FOUND
1199 AVERROR_DECODER_NOT_FOUND
1200 AVERROR_ENCODER_NOT_FOUND
1201 AVERROR_PROTOCOL_NOT_FOUND
1202 AVERROR_FILTER_NOT_FOUND
1203 AVERROR_BSF_NOT_FOUND
1204 AVERROR_STREAM_NOT_FOUND
1205
343bfdd3 12062010-12-09 - c61cdd0 - lavcore 0.16.0 - avcore.h
c61cdd0a
SS
1207 Move AV_NOPTS_VALUE, AV_TIME_BASE, AV_TIME_BASE_Q symbols from
1208 avcodec.h to avcore.h.
1209
343bfdd3 12102010-12-04 - 16cfc96 - lavc 52.98.0 - CODEC_CAP_NEG_LINESIZES
16cfc961
SS
1211 Add CODEC_CAP_NEG_LINESIZES codec capability flag in avcodec.h.
1212
343bfdd3 12132010-12-04 - bb4afa1 - lavu 50.34.0 - av_get_pix_fmt_string()
bb4afa13
SS
1214 Deprecate avcodec_pix_fmt_string() in favor of
1215 pixdesc.h/av_get_pix_fmt_string().
1216
343bfdd3 12172010-12-04 - 4da12e3 - lavcore 0.15.0 - av_image_alloc()
4da12e3b
SS
1218 Add av_image_alloc() to libavcore/imgutils.h.
1219
343bfdd3 12202010-12-02 - 037be76 - lavfi 1.67.0 - avfilter_graph_create_filter()
037be76e
SS
1221 Add function avfilter_graph_create_filter() in avfiltergraph.h.
1222
343bfdd3 12232010-11-25 - 4723bc2 - lavfi 1.65.0 - avfilter_get_video_buffer_ref_from_arrays()
d38c340f
SS
1224 Add function avfilter_get_video_buffer_ref_from_arrays() in
1225 avfilter.h.
06d19718 1226
343bfdd3 12272010-11-21 - 176a615 - lavcore 0.14.0 - audioconvert.h
176a6157
SS
1228 Add a public audio channel API in audioconvert.h, and deprecate the
1229 corresponding functions in libavcodec:
1230 avcodec_get_channel_name()
1231 avcodec_get_channel_layout()
1232 avcodec_get_channel_layout_string()
1233 avcodec_channel_layout_num_channels()
1234 and the CH_* macros defined in libavcodec/avcodec.h.
1235
343bfdd3 12362010-11-21 - 6bfc268 - lavf 52.85.0 - avformat.h
e58d0392
RD
1237 Add av_append_packet().
1238
343bfdd3 12392010-11-21 - a08d918 - lavc 52.97.0 - avcodec.h
e58d0392
RD
1240 Add av_grow_packet().
1241
343bfdd3 12422010-11-17 - 0985e1a - lavcore 0.13.0 - parseutils.h
0985e1a3
AJ
1243 Add av_parse_color() declared in libavcore/parseutils.h.
1244
343bfdd3 12452010-11-13 - cb2c971 - lavc 52.95.0 - AVCodecContext
c716f917
AJ
1246 Add AVCodecContext.subtitle_header and AVCodecContext.subtitle_header_size
1247 fields.
1248
343bfdd3 12492010-11-13 - 5aaea02 - lavfi 1.62.0 - avfiltergraph.h
5aaea022
SS
1250 Make avfiltergraph.h public.
1251
343bfdd3 12522010-11-13 - 4fcbb2a - lavfi 1.61.0 - avfiltergraph.h
4fcbb2af
SS
1253 Remove declarations from avfiltergraph.h for the functions:
1254 avfilter_graph_check_validity()
1255 avfilter_graph_config_links()
1256 avfilter_graph_config_formats()
1257 which are now internal.
1258 Use avfilter_graph_config() instead.
1259
343bfdd3 12602010-11-08 - d2af720 - lavu 50.33.0 - eval.h
d2af7205
SS
1261 Deprecate functions:
1262 av_parse_and_eval_expr(),
1263 av_parse_expr(),
1264 av_eval_expr(),
1265 av_free_expr(),
1266 in favor of the functions:
1267 av_expr_parse_and_eval(),
1268 av_expr_parse(),
1269 av_expr_eval(),
1270 av_expr_free().
1271
343bfdd3 12722010-11-08 - 24de0ed - lavfi 1.59.0 - avfilter_free()
24de0edb
SS
1273 Rename avfilter_destroy() to avfilter_free().
1274 This change breaks libavfilter API/ABI.
1275
343bfdd3 12762010-11-07 - 1e80a0e - lavfi 1.58.0 - avfiltergraph.h
1e80a0ea
SS
1277 Remove graphparser.h header, move AVFilterInOut and
1278 avfilter_graph_parse() declarations to libavfilter/avfiltergraph.h.
1279
343bfdd3 12802010-11-07 - 7313132 - lavfi 1.57.0 - AVFilterInOut
da6ec07c
SS
1281 Rename field AVFilterInOut.filter to AVFilterInOut.filter_ctx.
1282 This change breaks libavfilter API.
1283
343bfdd3 12842010-11-04 - 97dd1e4 - lavfi 1.56.0 - avfilter_graph_free()
97dd1e4a
SS
1285 Rename avfilter_graph_destroy() to avfilter_graph_free().
1286 This change breaks libavfilter API/ABI.
1287
343bfdd3 12882010-11-04 - e15aeea - lavfi 1.55.0 - avfilter_graph_alloc()
e15aeea6
SS
1289 Add avfilter_graph_alloc() to libavfilter/avfiltergraph.h.
1290
343bfdd3 12912010-11-02 - 6f84cd1 - lavcore 0.12.0 - av_get_bits_per_sample_fmt()
6f84cd12
SS
1292 Add av_get_bits_per_sample_fmt() to libavcore/samplefmt.h and
1293 deprecate av_get_bits_per_sample_format().
1294
343bfdd3 12952010-11-02 - d63e456 - lavcore 0.11.0 - samplefmt.h
d63e456a
SS
1296 Add sample format functions in libavcore/samplefmt.h:
1297 av_get_sample_fmt_name(),
1298 av_get_sample_fmt(),
1299 av_get_sample_fmt_string(),
1300 and deprecate the corresponding libavcodec/audioconvert.h functions:
1301 avcodec_get_sample_fmt_name(),
1302 avcodec_get_sample_fmt(),
1303 avcodec_sample_fmt_string().
1304
343bfdd3 13052010-11-02 - 262d1c5 - lavcore 0.10.0 - samplefmt.h
262d1c5d
SS
1306 Define enum AVSampleFormat in libavcore/samplefmt.h, deprecate enum
1307 SampleFormat.
1308
343bfdd3 13092010-10-16 - 2a24df9 - lavfi 1.52.0 - avfilter_graph_config()
2a24df93
SS
1310 Add the function avfilter_graph_config() in avfiltergraph.h.
1311
343bfdd3 13122010-10-15 - 03700d3 - lavf 52.83.0 - metadata API
03700d39
AK
1313 Change demuxers to export metadata in generic format and
1314 muxers to accept generic format. Deprecate the public
1315 conversion API.
1316
343bfdd3 13172010-10-10 - 867ae7a - lavfi 1.49.0 - AVFilterLink.time_base
77611295
SS
1318 Add time_base field to AVFilterLink.
1319
343bfdd3 13202010-09-27 - c85eef4 - lavu 50.31.0 - av_set_options_string()
c6625ad5
SS
1321 Move av_set_options_string() from libavfilter/parseutils.h to
1322 libavutil/opt.h.
1323
343bfdd3 13242010-09-27 - acc0490 - lavfi 1.47.0 - AVFilterLink
4ecf1539
SS
1325 Make the AVFilterLink fields srcpad and dstpad store the pointers to
1326 the source and destination pads, rather than their indexes.
1327
343bfdd3 13282010-09-27 - 372e288 - lavu 50.30.0 - av_get_token()
b3dd5e59
SS
1329 Move av_get_token() from libavfilter/parseutils.h to
1330 libavutil/avstring.h.
1331
343bfdd3 13322010-09-26 - 635d4ae - lsws 0.12.0 - swscale.h
c5812793
SS
1333 Add the functions sws_alloc_context() and sws_init_context().
1334
343bfdd3 13352010-09-26 - 6ed0404 - lavu 50.29.0 - opt.h
41f87daa
SS
1336 Move libavcodec/opt.h to libavutil/opt.h.
1337
343bfdd3 13382010-09-24 - 1c1c80f - lavu 50.28.0 - av_log_set_flags()
1c1c80f0
MN
1339 Default of av_log() changed due to many problems to the old no repeat
1340 detection. Read the docs of AV_LOG_SKIP_REPEATED in log.h before
1341 enabling it for your app!.
1342
343bfdd3 13432010-09-24 - f66eb58 - lavc 52.90.0 - av_opt_show2()
07cac2a0
SS
1344 Deprecate av_opt_show() in favor or av_opt_show2().
1345
343bfdd3 13462010-09-14 - bc6f0af - lavu 50.27.0 - av_popcount()
07cac2a0
SS
1347 Add av_popcount() to libavutil/common.h.
1348
343bfdd3 13492010-09-08 - c6c98d0 - lavu 50.26.0 - av_get_cpu_flags()
15cae5e6
SS
1350 Add av_get_cpu_flags().
1351
343bfdd3 13522010-09-07 - 34017fd - lavcore 0.9.0 - av_image_copy()
16bacad4
SS
1353 Add av_image_copy().
1354
343bfdd3 13552010-09-07 - 9686abb - lavcore 0.8.0 - av_image_copy_plane()
16bacad4
SS
1356 Add av_image_copy_plane().
1357
343bfdd3 13582010-09-07 - 9b7269e - lavcore 0.7.0 - imgutils.h
1904035b
SS
1359 Adopt hierarchical scheme for the imgutils.h function names,
1360 deprecate the old names.
1361
343bfdd3 13622010-09-04 - 7160bb7 - lavu 50.25.0 - AV_CPU_FLAG_*
47806f41
SS
1363 Deprecate the FF_MM_* flags defined in libavcodec/avcodec.h in favor
1364 of the AV_CPU_FLAG_* flags defined in libavutil/cpu.h.
1365
343bfdd3 13662010-08-26 - 5da19b5 - lavc 52.87.0 - avcodec_get_channel_layout()
798dc641
SS
1367 Add avcodec_get_channel_layout() in audioconvert.h.
1368
343bfdd3 13692010-08-20 - e344336 - lavcore 0.6.0 - av_fill_image_max_pixsteps()
26553088
SS
1370 Rename av_fill_image_max_pixstep() to av_fill_image_max_pixsteps().
1371
343bfdd3 13722010-08-18 - a6ddf8b - lavcore 0.5.0 - av_fill_image_max_pixstep()
33d2e7b3
SS
1373 Add av_fill_image_max_pixstep() in imgutils.h.
1374
343bfdd3 13752010-08-17 - 4f2d2e4 - lavu 50.24.0 - AV_NE()
7f38d28c
SS
1376 Add the AV_NE macro.
1377
343bfdd3 13782010-08-17 - ad2c950 - lavfi 1.36.0 - audio framework
3f52a907
SS
1379 Implement AVFilterBufferRefAudioProps struct for audio properties,
1380 get_audio_buffer(), filter_samples() functions and related changes.
1381
343bfdd3 13822010-08-12 - 81c1eca - lavcore 0.4.0 - av_get_image_linesize()
d1a04371
SS
1383 Add av_get_image_linesize() in imgutils.h.
1384
343bfdd3 13852010-08-11 - c1db7bf - lavfi 1.34.0 - AVFilterBufferRef
5bf840c4
SS
1386 Resize data and linesize arrays in AVFilterBufferRef to 8.
1387
1388 This change breaks libavfilter API/ABI.
1389
343bfdd3 13902010-08-11 - 9f08d80 - lavc 52.85.0 - av_picture_data_copy()
c6a34954
SS
1391 Add av_picture_data_copy in avcodec.h.
1392
343bfdd3 13932010-08-11 - 84c0386 - lavfi 1.33.0 - avfilter_open()
c7c7feaa
SS
1394 Change avfilter_open() signature:
1395 AVFilterContext *avfilter_open(AVFilter *filter, const char *inst_name) ->
1396 int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name);
1397
1398 This change breaks libavfilter API/ABI.
1399
343bfdd3 14002010-08-11 - cc80caf - lavfi 1.32.0 - AVFilterBufferRef
ad0d70c9
SS
1401 Add a type field to AVFilterBufferRef, and move video specific
1402 properties to AVFilterBufferRefVideoProps.
1403
4bf2d6e8 1404 This change breaks libavfilter API/ABI.
ad0d70c9 1405
343bfdd3 14062010-08-07 - 5d4890d - lavfi 1.31.0 - AVFilterLink
711d14cf
SS
1407 Rename AVFilterLink fields:
1408 AVFilterLink.srcpic -> AVFilterLink.src_buf
1409 AVFilterLink.cur_pic -> AVFilterLink.cur_buf
1410 AVFilterLink.outpic -> AVFilterLink.out_buf
1411
343bfdd3 14122010-08-07 - 7fce481 - lavfi 1.30.0
711d14cf
SS
1413 Rename functions and fields:
1414 avfilter_(un)ref_pic -> avfilter_(un)ref_buffer
1415 avfilter_copy_picref_props -> avfilter_copy_buffer_ref_props
1416 AVFilterBufferRef.pic -> AVFilterBufferRef.buffer
1417
343bfdd3 14182010-08-07 - ecc8dad - lavfi 1.29.0 - AVFilterBufferRef
711d14cf
SS
1419 Rename AVFilterPicRef to AVFilterBufferRef.
1420
343bfdd3 14212010-08-07 - d54e094 - lavfi 1.28.0 - AVFilterBuffer
e11b104a
SS
1422 Move format field from AVFilterBuffer to AVFilterPicRef.
1423
343bfdd3 14242010-08-06 - bf176f5 - lavcore 0.3.0 - av_check_image_size()
71cb41db
SS
1425 Deprecate avcodec_check_dimensions() in favor of the function
1426 av_check_image_size() defined in libavcore/imgutils.h.
1427
343bfdd3 14282010-07-30 - 56b5e9d - lavfi 1.27.0 - AVFilterBuffer
92dd4959
SS
1429 Increase size of the arrays AVFilterBuffer.data and
1430 AVFilterBuffer.linesize from 4 to 8.
1431
1432 This change breaks libavfilter ABI.
1433
343bfdd3 14342010-07-29 - e7bd48a - lavcore 0.2.0 - imgutils.h
3dec10cd
SS
1435 Add functions av_fill_image_linesizes() and
1436 av_fill_image_pointers(), declared in libavcore/imgutils.h.
1437
343bfdd3 14382010-07-27 - 126b638 - lavcore 0.1.0 - parseutils.h
fa8ead00
SS
1439 Deprecate av_parse_video_frame_size() and av_parse_video_frame_rate()
1440 defined in libavcodec in favor of the newly added functions
1441 av_parse_video_size() and av_parse_video_rate() declared in
1442 libavcore/parseutils.h.
1443
343bfdd3 14442010-07-23 - 4485247 - lavu 50.23.0 - mathematics.h
c257c752
SS
1445 Add the M_PHI constant definition.
1446
343bfdd3 14472010-07-22 - bdab614 - lavfi 1.26.0 - media format generalization
73642926
SS
1448 Add a type field to AVFilterLink.
1449
1450 Change the field types:
1451 enum PixelFormat format -> int format in AVFilterBuffer
1452 enum PixelFormat *formats -> int *formats in AVFilterFormats
1453 enum PixelFormat *format -> int format in AVFilterLink
1454
1455 Change the function signatures:
1456 AVFilterFormats *avfilter_make_format_list(const enum PixelFormat *pix_fmts); ->
1457 AVFilterFormats *avfilter_make_format_list(const int *fmts);
1458
1459 int avfilter_add_colorspace(AVFilterFormats **avff, enum PixelFormat pix_fmt); ->
1460 int avfilter_add_format (AVFilterFormats **avff, int fmt);
1461
1462 AVFilterFormats *avfilter_all_colorspaces(void); ->
1463 AVFilterFormats *avfilter_all_formats (enum AVMediaType type);
1464
1465 This change breaks libavfilter API/ABI.
1466
343bfdd3 14672010-07-21 - aac6ca6 - lavcore 0.0.0
a33e0365
SS
1468 Add libavcore.
1469
343bfdd3 14702010-07-17 - b5c582f - lavfi 1.25.0 - AVFilterBuffer
8e9d9308
SS
1471 Remove w and h fields from AVFilterBuffer.
1472
343bfdd3 14732010-07-17 - f0d77b2 - lavfi 1.24.0 - AVFilterBuffer
9840147d
SS
1474 Rename AVFilterPic to AVFilterBuffer.
1475
343bfdd3 14762010-07-17 - 57fe80f - lavf 52.74.0 - url_fskip()
57fe80fe
MS
1477 Make url_fskip() return an int error code instead of void.
1478
343bfdd3 14792010-07-11 - 23940f1 - lavc 52.83.0
6f5ac9c1 1480 Add AVCodecContext.lpc_type and AVCodecContext.lpc_passes fields.
23940f14
JR
1481 Add AVLPCType enum.
1482 Deprecate AVCodecContext.use_lpc.
1483
343bfdd3 14842010-07-11 - e1d7c88 - lavc 52.82.0 - avsubtitle_free()
e1d7c883
RD
1485 Add a function for free the contents of a AVSubtitle generated by
1486 avcodec_decode_subtitle.
1487
343bfdd3 14882010-07-11 - b91d08f - lavu 50.22.0 - bswap.h and intreadwrite.h
617d56ca
SS
1489 Make the bswap.h and intreadwrite.h API public.
1490
343bfdd3 14912010-07-08 - ce1cd1c - lavu 50.21.0 - pixdesc.h
52706b95
SS
1492 Rename read/write_line() to av_read/write_image_line().
1493
343bfdd3 14942010-07-07 - 4d508e4 - lavfi 1.21.0 - avfilter_copy_picref_props()
16400da6 1495 Add avfilter_copy_picref_props().
52706b95 1496
343bfdd3 14972010-07-03 - 2d525ef - lavc 52.79.0
16400da6
SS
1498 Add FF_COMPLIANCE_UNOFFICIAL and change all instances of
1499 FF_COMPLIANCE_INOFFICIAL to use FF_COMPLIANCE_UNOFFICIAL.
34171e87 1500
343bfdd3 15012010-07-02 - 89eec74 - lavu 50.20.0 - lfg.h
13088d27
RP
1502 Export av_lfg_init(), av_lfg_get(), av_mlfg_get(), and av_bmg_get() through
1503 lfg.h.
1504
343bfdd3 15052010-06-28 - a52e2c3 - lavfi 1.20.1 - av_parse_color()
6951515c
SS
1506 Extend av_parse_color() syntax, make it accept an alpha value specifier and
1507 set the alpha value to 255 by default.
1508
343bfdd3 15092010-06-22 - 735cf6b - lavf 52.71.0 - URLProtocol.priv_data_size, priv_data_class
16400da6 1510 Add priv_data_size and priv_data_class to URLProtocol.
58cc11c7 1511
343bfdd3 15122010-06-22 - ffbb289 - lavf 52.70.0 - url_alloc(), url_connect()
16400da6 1513 Add url_alloc() and url_connect().
4636f115 1514
343bfdd3 15152010-06-22 - 9b07a2d - lavf 52.69.0 - av_register_protocol2()
16400da6 1516 Add av_register_protocol2(), deprecating av_register_protocol().
6c4cbc8d 1517
343bfdd3 15182010-06-09 - 65db058 - lavu 50.19.0 - av_compare_mod()
276b45af
SS
1519 Add av_compare_mod() to libavutil/mathematics.h.
1520
343bfdd3 15212010-06-05 - 0b99215 - lavu 50.18.0 - eval API
4cd5100c
SS
1522 Make the eval API public.
1523
343bfdd3 15242010-06-04 - 31878fc - lavu 50.17.0 - AV_BASE64_SIZE
6532c6f9
SS
1525 Add AV_BASE64_SIZE() macro.
1526
343bfdd3 15272010-06-02 - 7e566bb - lavc 52.73.0 - av_get_codec_tag_string()
2a00992f
SS
1528 Add av_get_codec_tag_string().
1529
343bfdd3 15302010-06-01 - 2b99142 - lsws 0.11.0 - convertPalette API
16400da6 1531 Add sws_convertPalette8ToPacked32() and sws_convertPalette8ToPacked24().
7f464a0a 1532
343bfdd3 15332010-05-26 - 93ebfee - lavc 52.72.0 - CODEC_CAP_EXPERIMENTAL
fe9c2007 1534 Add CODEC_CAP_EXPERIMENTAL flag.
95c851e2 1535 NOTE: this was backported to 0.6
fe9c2007 1536
343bfdd3 15372010-05-23 - 9977863 - lavu 50.16.0 - av_get_random_seed()
16400da6 1538 Add av_get_random_seed().
cca68a54 1539
343bfdd3 15402010-05-18 - 796ac23 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT
16400da6 1541 Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags.
95c851e2 1542 NOTE: this was backported to 0.6
b724102a 1543
343bfdd3 15442010-05-09 - b6bc205 - lavfi 1.20.0 - AVFilterPicRef
fc25c049
SS
1545 Add interlaced and top_field_first fields to AVFilterPicRef.
1546
95c851e2
AK
1547------------------------------8<-------------------------------------
1548 0.6 branch was cut here
1549----------------------------->8--------------------------------------
1550
343bfdd3 15512010-05-01 - 8e2ee18 - lavf 52.62.0 - probe function
d0eb2b78
RD
1552 Add av_probe_input_format2 to API, it allows ignoring probe
1553 results below given score and returns the actual probe score.
1554
343bfdd3 15552010-04-01 - 3dd6180 - lavf 52.61.0 - metadata API
3dd6180f
AK
1556 Add a flag for av_metadata_set2() to disable overwriting of
1557 existing tags.
1558
343bfdd3 15592010-04-01 - 0fb49b5 - lavc 52.66.0
16400da6 1560 Add avcodec_get_edge_width().
0fb49b59 1561
343bfdd3 15622010-03-31 - d103218 - lavc 52.65.0
c846a984
RB
1563 Add avcodec_copy_context().
1564
343bfdd3 15652010-03-31 - 1a70d12 - lavf 52.60.0 - av_match_ext()
e33f1fa0
SS
1566 Make av_match_ext() public.
1567
343bfdd3 15682010-03-31 - 1149150 - lavu 50.14.0 - AVMediaType
fc8b1075
SS
1569 Move AVMediaType enum from libavcodec to libavutil.
1570
343bfdd3 15712010-03-31 - 72415b2 - lavc 52.64.0 - AVMediaType
fc8b1075
SS
1572 Define AVMediaType enum, and use it instead of enum CodecType, which
1573 is deprecated and will be dropped at the next major bump.
1574
343bfdd3 15752010-03-25 - 8795823 - lavu 50.13.0 - av_strerror()
82ba847e
SS
1576 Implement av_strerror().
1577
343bfdd3 15782010-03-23 - e1484eb - lavc 52.60.0 - av_dct_init()
16400da6 1579 Support DCT-I and DST-I.
e1484ebe 1580
343bfdd3 15812010-03-15 - b8819c8 - lavf 52.56.0 - AVFormatContext.start_time_realtime
a5b3d34b
MS
1582 Add AVFormatContext.start_time_realtime field.
1583
343bfdd3 15842010-03-13 - 5bb5c1d - lavfi 1.18.0 - AVFilterPicRef.pos
8955a324
SS
1585 Add AVFilterPicRef.pos field.
1586
343bfdd3 15872010-03-13 - 60c144f - lavu 50.12.0 - error.h
99de2b59
SS
1588 Move error code definitions from libavcodec/avcodec.h to
1589 the new public header libavutil/error.h.
1590
343bfdd3 15912010-03-07 - c709483 - lavc 52.56.0 - avfft.h
c7094831
MR
1592 Add public FFT interface.
1593
343bfdd3 15942010-03-06 - ac6ef86 - lavu 50.11.0 - av_stristr()
c18fb631
SS
1595 Add av_stristr().
1596
343bfdd3 15972010-03-03 - 4b83fc0 - lavu 50.10.0 - av_tree_enumerate()
4b83fc0f
VS
1598 Add av_tree_enumerate().
1599
343bfdd3 16002010-02-07 - b687c1a - lavu 50.9.0 - av_compare_ts()
fbef7a76
SS
1601 Add av_compare_ts().
1602
343bfdd3 16032010-02-05 - 3f3dc76 - lsws 0.10.0 - sws_getCoefficients()
e49407ee
SS
1604 Add sws_getCoefficients().
1605
343bfdd3 16062010-02-01 - ca76a11 - lavf 52.50.0 - metadata API
ca76a119
AK
1607 Add a list of generic tag names, change 'author' -> 'artist',
1608 'year' -> 'date'.
1609
343bfdd3 16102010-01-30 - 80a07f6 - lavu 50.8.0 - av_get_pix_fmt()
14ace37e
SS
1611 Add av_get_pix_fmt().
1612
343bfdd3 16132010-01-21 - 01cc47d - lsws 0.9.0 - sws_scale()
e49407ee
SS
1614 Change constness attributes of sws_scale() parameters.
1615
343bfdd3 16162010-01-10 - 3fb8e77 - lavfi 1.15.0 - avfilter_graph_config_links()
2d187e23
SS
1617 Add a log_ctx parameter to avfilter_graph_config_links().
1618
343bfdd3 16192010-01-07 - 8e9767f - lsws 0.8.0 - sws_isSupported{In,Out}put()
1c790092 1620 Add sws_isSupportedInput() and sws_isSupportedOutput() functions.
715cff9a 1621
343bfdd3 16222010-01-06 - c1d662f - lavfi 1.14.0 - avfilter_add_colorspace()
1e289b09
SS
1623 Change the avfilter_add_colorspace() signature, make it accept an
1624 (AVFilterFormats **) rather than an (AVFilterFormats *) as before.
1625
343bfdd3 16262010-01-03 - 4fd1f18 - lavfi 1.13.0 - avfilter_add_colorspace()
a2b16627
SS
1627 Add avfilter_add_colorspace().
1628
343bfdd3 16292010-01-02 - 8eb631f - lavf 52.46.0 - av_match_ext()
79c2f2d3
SS
1630 Add av_match_ext(), it should be used in place of match_ext().
1631
343bfdd3 16322010-01-01 - a1f547b - lavf 52.45.0 - av_guess_format()
bb1a8793
SS
1633 Add av_guess_format(), it should be used in place of guess_format().
1634
343bfdd3 16352009-12-13 - a181981 - lavf 52.43.0 - metadata API
16400da6
SS
1636 Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and
1637 AV_METADATA_DONT_STRDUP_VAL.
b8f11ec8 1638
343bfdd3 16392009-12-13 - 277c733 - lavu 50.7.0 - avstring.h API
f69d394f 1640 Add av_d2str().
60a92a77 1641
343bfdd3 16422009-12-13 - 02b398e - lavc 52.42.0 - AVStream
f69d394f 1643 Add avg_frame_rate.
c3d15329 1644
343bfdd3 16452009-12-12 - 3ba69a1 - lavu 50.6.0 - av_bmg_next()
54c24216
SS
1646 Introduce the av_bmg_next() function.
1647
343bfdd3 16482009-12-05 - a13a543 - lavfi 1.12.0 - avfilter_draw_slice()
11f6d098
SS
1649 Add a slice_dir parameter to avfilter_draw_slice().
1650
343bfdd3 16512009-11-26 - 4cc3f6a - lavfi 1.11.0 - AVFilter
7cab9a66
SS
1652 Remove the next field from AVFilter, this is not anymore required.
1653
343bfdd3 16542009-11-25 - 1433c4a - lavfi 1.10.0 - avfilter_next()
b5a683eb
SS
1655 Introduce the avfilter_next() function.
1656
343bfdd3 16572009-11-25 - 86a60fa - lavfi 1.9.0 - avfilter_register()
73e2247d
SS
1658 Change the signature of avfilter_register() to make it return an
1659 int. This is required since now the registration operation may fail.
1660
343bfdd3 16612009-11-25 - 74a0059 - lavu 50.5.0 - pixdesc.h API
d0df2fcc
SS
1662 Make the pixdesc.h API public.
1663
343bfdd3 16642009-10-27 - 243110f - lavfi 1.5.0 - AVFilter.next
290d4a44
SS
1665 Add a next field to AVFilter, this is used for simplifying the
1666 registration and management of the registered filters.
1667
343bfdd3 16682009-10-23 - cccd292 - lavfi 1.4.1 - AVFilter.description
54116673 1669 Add a description field to AVFilter.
01537e9f 1670
343bfdd3 16712009-10-19 - 6b5dc05 - lavfi 1.3.0 - avfilter_make_format_list()
027e85d8
SS
1672 Change the interface of avfilter_make_format_list() from
1673 avfilter_make_format_list(int n, ...) to
1674 avfilter_make_format_list(enum PixelFormat *pix_fmts).
1675
343bfdd3 16762009-10-18 - 0eb4ff9 - lavfi 1.0.0 - avfilter_get_video_buffer()
c3b27a3d
SS
1677 Make avfilter_get_video_buffer() recursive and add the w and h
1678 parameters to it.
1679
343bfdd3 16802009-10-07 - 46c40e4 - lavfi 0.5.1 - AVFilterPic
227d1b98 1681 Add w and h fields to AVFilterPic.
04670366 1682
343bfdd3 16832009-06-22 - 92400be - lavf 52.34.1 - AVFormatContext.packet_size
b394438e
RB
1684 This is now an unsigned int instead of a signed int.
1685
343bfdd3 16862009-06-19 - a4276ba - lavc 52.32.0 - AVSubtitle.pts
227d1b98
DB
1687 Add a pts field to AVSubtitle which gives the subtitle packet pts
1688 in AV_TIME_BASE. Some subtitle de-/encoders (e.g. XSUB) will
4bbe788a
RD
1689 not work right without this.
1690
343bfdd3 16912009-06-03 - 8f3f2e0 - lavc 52.30.2 - AV_PKT_FLAG_KEY
227d1b98 1692 PKT_FLAG_KEY has been deprecated and will be dropped at the next
8f3f2e06
RD
1693 major version. Use AV_PKT_FLAG_KEY instead.
1694
343bfdd3 16952009-06-01 - f988ce6 - lavc 52.30.0 - av_lockmgr_register()
f988ce6c
1696 av_lockmgr_register() can be used to register a callback function
1697 that lavc (and in the future, libraries that depend on lavc) can use
1698 to implement mutexes. The application should provide a callback function
227d1b98
DB
1699 that implements the AV_LOCK_* operations described in avcodec.h.
1700 When the lock manager is registered, FFmpeg is guaranteed to behave
1701 correctly in a multi-threaded application.
f988ce6c 1702
343bfdd3 17032009-04-30 - ce1d9c8 - lavc 52.28.0 - av_free_packet()
52bcc8e1
RP
1704 av_free_packet() is no longer an inline function. It is now exported.
1705
343bfdd3 17062009-04-11 - 80d403f - lavc 52.25.0 - deprecate av_destruct_packet_nofree()
0c13bbf5
RD
1707 Please use NULL instead. This has been supported since r16506
1708 (lavf > 52.23.1, lavc > 52.10.0).
1709
343bfdd3 17102009-04-07 - 7a00bba - lavc 52.23.0 - avcodec_decode_video/audio/subtitle
2851d225
RB
1711 The old decoding functions are deprecated, all new code should use the
1712 new functions avcodec_decode_video2(), avcodec_decode_audio3() and
1713 avcodec_decode_subtitle2(). These new functions take an AVPacket *pkt
1714 argument instead of a const uint8_t *buf / int buf_size pair.
1715
343bfdd3 17162009-04-03 - 7b09db3 - lavu 50.3.0 - av_fifo_space()
b1516707
SS
1717 Introduce the av_fifo_space() function.
1718
343bfdd3 17192009-04-02 - fabd246 - lavc 52.23.0 - AVPacket
dd3bbb49
SS
1720 Move AVPacket declaration from libavformat/avformat.h to
1721 libavcodec/avcodec.h.
1722
343bfdd3 17232009-03-22 - 6e08ca9 - lavu 50.2.0 - RGB32 pixel formats
227d1b98
DB
1724 Convert the pixel formats PIX_FMT_ARGB, PIX_FMT_RGBA, PIX_FMT_ABGR,
1725 PIX_FMT_BGRA, which were defined as macros, into enum PixelFormat values.
1726 Conversely PIX_FMT_RGB32, PIX_FMT_RGB32_1, PIX_FMT_BGR32 and
1727 PIX_FMT_BGR32_1 are now macros.
1728 avcodec_get_pix_fmt() now recognizes the "rgb32" and "bgr32" aliases.
f3370e14 1729 Re-sort the enum PixelFormat list accordingly.
5a43bbc3
SS
1730 This change breaks API/ABI backward compatibility.
1731
343bfdd3 17322009-03-22 - f82674e - lavu 50.1.0 - PIX_FMT_RGB5X5 endian variants
dd3bbb49
SS
1733 Add the enum PixelFormat values:
1734 PIX_FMT_RGB565BE, PIX_FMT_RGB565LE, PIX_FMT_RGB555BE, PIX_FMT_RGB555LE,
1735 PIX_FMT_BGR565BE, PIX_FMT_BGR565LE, PIX_FMT_BGR555BE, PIX_FMT_BGR555LE.
1736
343bfdd3 17372009-03-21 - ee6624e - lavu 50.0.0 - av_random*
c8f742ca
DB
1738 The Mersenne Twister PRNG implemented through the av_random* functions
1739 was removed. Use the lagged Fibonacci PRNG through the av_lfg* functions
1740 instead.
1741
343bfdd3 17422009-03-08 - 41dd680 - lavu 50.0.0 - AVFifoBuffer
889cdae8
DB
1743 av_fifo_init, av_fifo_read, av_fifo_write and av_fifo_realloc were dropped
1744 and replaced by av_fifo_alloc, av_fifo_generic_read, av_fifo_generic_write
1745 and av_fifo_realloc2.
1746 In addition, the order of the function arguments of av_fifo_generic_read
227d1b98 1747 was changed to match av_fifo_generic_write.
889cdae8
DB
1748 The AVFifoBuffer/struct AVFifoBuffer may only be used in an opaque way by
1749 applications, they may not use sizeof() or directly access members.
22d4f236 1750
343bfdd3 17512009-03-01 - ec26457 - lavf 52.31.0 - Generic metadata API
889cdae8
DB
1752 Introduce a new metadata API (see av_metadata_get() and friends).
1753 The old API is now deprecated and should not be used anymore. This especially
429d6b21 1754 includes the following structure fields:
38ce707e
AJ
1755 - AVFormatContext.title
1756 - AVFormatContext.author
1757 - AVFormatContext.copyright
1758 - AVFormatContext.comment
1759 - AVFormatContext.album
1760 - AVFormatContext.year
1761 - AVFormatContext.track
1762 - AVFormatContext.genre
1763 - AVStream.language
1764 - AVStream.filename
1765 - AVProgram.provider_name
1766 - AVProgram.name
1767 - AVChapter.title