lavc: add a variant of av_get_audio_frame_duration working with AVCodecParameters
[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 - lavc 57.14.0 - avcodec.h
17 xxxxxxx - Add AVCodecParameters and its related API.
a8068346 18 xxxxxxx - Add av_get_audio_frame_duration2().
998e1b8f 19
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202016-xx-xx - xxxxxxx - lavf 57.4.0 - avformat.h
21 Add AVFormatContext.protocol_whitelist and protocol_blacklist.
22 Add 'protocol_whitelist' and 'protocol_blacklist' private options for
23 avio_open2().
24
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252016-xx-xx - lavc 57.13.0 - avcodec.h
26 Add AVCodecContext.hw_frames_ctx.
27
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282016-xx-xx - lavfi 6.2.0 - avfilter.h
29 xxxxxxx avfilter.h - Add AVFilterLink.hw_frames_ctx.
30 xxxxxxx buffersrc.h - Add AVBufferSrcParameters and functions for handling it.
31
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322016-xx-xx - lavu 55.6.0
33 xxxxxxx buffer.h - Add av_buffer_pool_init2().
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34 xxxxxxx hwcontext.h - Add a new installed header hwcontext.h with a new API
35 for handling hwaccel frames.
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36 xxxxxxx hwcontext_cuda.h - Add a new installed header hwcontext_cuda.h with
37 CUDA-specific hwcontext definitions.
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38 xxxxxxx hwcontext_vdpau.h - Add a new installed header hwcontext_vdpau.h with
39 VDPAU-specific hwcontext definitions.
7bc780cd 40 xxxxxxx pixfmt.h - Add AV_PIX_FMT_CUDA.
721a4efc 41
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422016-xx-xx - xxxxxxx - lavf 57.3.0 - avformat.h
43 Add AVFormatContext.opaque, io_open and io_close, allowing custom IO
44 for muxers and demuxers that open additional files.
45
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462015-xx-xx - xxxxxxx - lavc 57.12.0 - avcodec.h
47 Add AVCodecDescriptor.profiles and avcodec_profile_name().
48
e02de9df 492015-xx-xx - xxxxxxx - lavc 57.11.0 - avcodec.h dirac.h
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50 xxxxxxx - Add av_packet_add_side_data().
51 xxxxxxx - Add AVCodecContext.coded_side_data.
f0b769c1 52 xxxxxxx - Add AVCPBProperties API.
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53 xxxxxxx - Add a new public header dirac.h containing
54 av_dirac_parse_sequence_header()
31c51f74 55
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562015-xx-xx - xxxxxxx - lavc 57.9.1 - avcodec.h
57 Deprecate rtp_callback without replacement, i.e. it won't be possible to
58 get image slices before the full frame is encoded any more. The libavformat
59 rtpenc muxer can still be used for RFC-2190 packetization.
60
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612015-11-xx - xxxxxxx - lavc 57.9.0 - avcodec.h
62 Add AV_PKT_DATA_FALLBACK_TRACK for making fallback associations between
63 streams.
64
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652015-11-xx - xxxxxxx - lavf 57.1.0 - avformat.h
66 Add av_stream_new_side_data().
67
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682015-11-xx - xxxxxxx - lavu 55.3.0 - xtea.h
69 Add av_xtea_le_init and av_xtea_le_crypt
70
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712015-11-xx - xxxxxxx - lavfi 6.1.0 - avfilter.h
72 Add a frame_rate field to AVFilterLink
73
a9a60106 742015-xx-xx - xxxxxxx - lavc 57.6.0 - avcodec.h
ab79ee12 75
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762015-xx-xx - lavc 57.7.0 - avcodec.h
77 xxxxxx - Deprecate av_free_packet(). Use av_packet_unref() as replacement,
78 it resets the packet in a more consistent way.
79 xxxxxx - Deprecate av_dup_packet(), it is a no-op for most cases.
80 Use av_packet_ref() to make a non-refcounted AVPacket refcounted.
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81 xxxxxx - Add av_packet_alloc(), av_packet_clone(), av_packet_free().
82 They match the AVFrame functions with the same name.
ce70f28a 83
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842015-xx-xx - xxxxxxx - lavc 57.5.0 - avcodec.h
85 Add data and linesize array to AVSubtitleRect, to be used instead of
86 the ones from the embedded AVPicture.
87
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882015-xx-xx - xxxxxxx - lavc 57.0.0 - qsv.h
89 Add an API for allocating opaque surfaces.
90
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912015-xx-xx - xxxxxxx - lavu 55.2.0 - dict.h
92 Change return type of av_dict_copy() from void to int, so that a proper
93 error code can be reported.
94
ac981d16 952015-09-29 - 948f3c1 - lavc 57.0.0 - avcodec.h
948f3c19 96 Change type of AVPacket.duration from int to int64_t.
97
ac981d16 982015-09-18 - e3d4784 - lavc 57.2.0 - d3d11va.h
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99 Add av_d3d11va_alloc_context(). This function must from now on be used for
100 allocating AVD3D11VAContext.
101
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1022015-09-07 - lavu 55.0.0
103 b8b5d82 - Change type of AVPixFmtDescriptor.flags from uint8_t to uint64_t.
104 6b3ef7f - Change type of AVComponentDescriptor fields from uint16_t to int
6b3ef7f0 105 and drop bit packing.
ac981d16 106 2268db2 - Add step, offset, and depth to AVComponentDescriptor to replace
2268db2c 107 the deprecated step_minus1, offset_plus1, and depth_minus1.
b8b5d827 108
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1092015-07-31 - lavu 54.17.0
110 7a7df34 - Add av_blowfish_alloc().
111 ae36545 - Add av_rc4_alloc().
112 5d8bea3 - Add av_xtea_alloc().
113 d9e8b47 - Add av_des_alloc().
7a7df34c 114
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1152015-07-29 - 7e38340 - lavu 54.16.0 - hmac.h
116 Add AV_HMAC_SHA224 and AV_HMAC_SHA256.
117
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1182015-07-27 - lavc 56.35.0 - avcodec.h
119 7c6eb0a - Rename CODEC_FLAG* defines to AV_CODEC_FLAG*.
120 def9785 - Rename CODEC_CAP_* defines to AV_CODEC_CAP_*.
121 059a934 - Rename FF_INPUT_BUFFER_PADDING_SIZE and FF_MIN_BUFFER_SIZE
122 to AV_INPUT_BUFFER_PADDING_SIZE and AV_INPUT_BUFFER_MIN_SIZE.
b94ec304 123
ac981d16 1242015-07-20 - 5d3addb - lavc 56.33.0 - avcodec.h
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125 Add AV_PKT_DATA_QUALITY_FACTOR to export the quality value of an AVPacket.
126
ac981d16 1272015-07-02 - 1316df7 - lavu 56.15.0
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128 Add av_version_info().
129
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1302015-07-01 - 0d449c8 - lavfi 5.1.0 - version.h
131 0f87f9b - lavd 55.2.0 - version.h
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132 Add library identification symbols, LIBAVFILTER_IDENT and LIBAVDEVICE_IDENT.
133
ac981d16 1342015-06-07 - 252d620 - lavf 56.20.0 - avio.h
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135 Add avio_put_str16be.
136
ac981d16 1372015-05-13 - f7cafb5 - lavu 54.14.0 - cpu.h
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138 Add AV_CPU_FLAG_AVXSLOW.
139
ac981d16 1402015-05-13 - e7c5e17 - lavc 56.23.0
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141 Add av_vda_default_init2.
142
ac981d16 1432015-04-19 - c253340 - lavu 54.12.0
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144 Add AV_LOG_TRACE for extremely verbose debugging.
145
ac981d16 1462015-04-07 - 27f2746 - lavu 54.11.0
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147 Add av_small_strptime().
148
ac981d16 1492015-03-29 - 6fe2641 - lavc 56.22.0
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150 Add FF_PROFILE_DTS_EXPRESS.
151
ac981d16 1522015-03-29 - c484561 - lavu 54.10.0
c4845616 153 Add AV_PIX_FMT_MMAL for MMAL hardware acceleration.
154
ac981d16 1552015-02-19 - 31d2039 - lavc 56.13
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156 Add width, height, coded_width, coded_height and format to
157 AVCodecParserContext.
158
ac981d16 1592015-02-19 - 5b1d9ce - lavu 54.9.0
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160 Add AV_PIX_FMT_QSV for QSV hardware acceleration.
161
faa8ffda 1622015-01-27 - 728685f - lavc 56.12.0, lavu 54.8.0 - avcodec.h, frame.h
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163 Add AV_PKT_DATA_AUDIO_SERVICE_TYPE and AV_FRAME_DATA_AUDIO_SERVICE_TYPE for
164 storing the audio service type as side data.
165
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1662015-01-14 - e2ad0b6 - lavu 54.6.0 - imgutils.h
167 Add utility functions for image manipulation: av_image_get_buffer_size()
168 av_image_fill_arrays() and av_image_copy_to_buffer().
169
1702014-12-25 - c220a60 - lavc 56.10.0 - vdpau.h
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171 Add av_vdpau_get_surface_parameters().
172
faa8ffda 1732014-12-25 - 6c99c92 - lavc 56.9.0 - avcodec.h
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174 Add AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH flag to av_vdpau_bind_context().
175
faa8ffda 1762014-12-25 - 57b6704 - lavc 56.8.0 - avcodec.h
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177 Add AVCodecContext.sw_pix_fmt.
178
faa8ffda 1792014-11-07 - 1384df6 - lavf 56.06.3 - avformat.h
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180 Add AVFormatContext.avoid_negative_ts.
181
faa8ffda 1822014-11-06 - 5e80fb7 - lavc 56.6.0 - vorbis_parser.h
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183 Add a public API for parsing vorbis packets.
184
faa8ffda 1852014-10-24 - 1bd0bdc - lavu 54.5.0 - time.h
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186 Add av_gettime_relative().
187
faa8ffda 1882014-10-15 - 7ea1b34 - lavc 56.5.0 - avcodec.h
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189 Replace AVCodecContext.time_base used for decoding
190 with AVCodecContext.framerate.
191
faa8ffda 1922014-10-15 - d565fef1- lavc 56.4.0 - avcodec.h
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193 Add AV_HWACCEL_FLAG_IGNORE_LEVEL flag to av_vdpau_bind_context().
194
faa8ffda 1952014-10-13 - 2df0c32 - lavc 56.03.0 - avcodec.h
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196 Add AVCodecContext.initial_padding. Deprecate the use of AVCodecContext.delay
197 for audio encoding.
198
faa8ffda 1992014-10-08 - 5a419b2 - lavu 54.04.0 - pixdesc.h
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200 Add API to return the name of frame and context color properties.
201
faa8ffda 2022014-10-06 - e3e158e - lavc 56.2.0 - vdpau.h
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203 Add av_vdpau_bind_context(). This function should now be used for creating
204 (or resetting) a AVVDPAUContext instead of av_vdpau_alloc_context().
205
faa8ffda 2062014-08-25 - b263f8f - lavf 56.03.0 - avformat.h
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207 Add AVFormatContext.max_ts_probe.
208
1eec9bfc 209------------------------------8<-------------------------------------
210 11 branch was cut here
211----------------------------->8--------------------------------------
212
2132014-08-28 - 9301486 - lavc 56.1.0 - avcodec.h
214 Add AV_PKT_DATA_STEREO3D to export container-level stereo3d information.
215
6ca11f71 2162014-08-13 - 8ddc326 - lavu 54.03.0 - mem.h
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217 Add av_strndup().
218
6ca11f71 2192014-08-13 - a8c104a - lavu 54.02.0 - opt.h
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220 Add av_opt_get_dict_val/set_dict_val with AV_OPT_TYPE_DICT to support
221 dictionary types being set as options.
222
6ca11f71 2232014-08-13 - afbd4b8 - lavf 56.01.0 - avformat.h
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224 Add AVFormatContext.event_flags and AVStream.event_flags for signaling to
225 the user when events happen in the file/stream.
226
6ca11f71 2272014-08-10 - fb1ddcd - lavr 2.1.0 - avresample.h
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228 Add avresample_convert_frame() and avresample_config().
229
6ca11f71 2302014-08-10 - fb1ddcd - lavu 54.1.0 - error.h
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231 Add AVERROR_INPUT_CHANGED and AVERROR_OUTPUT_CHANGED.
232
6ca11f71 2332014-08-08 - d35b94f - lavc 55.57.4 - avcodec.h
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234 Deprecate FF_IDCT_XVIDMMX define and xvidmmx idct option.
235 Replaced by FF_IDCT_XVID and xvid respectively.
236
6ca11f71 2372014-08-07 - bb78903 - lsws 2.1.3 - swscale.h
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238 sws_getCachedContext is not going to be removed in the future.
239
6ca11f71 2402014-08-07 - ad1ee5f - lavc 55.57.3 - avcodec.h
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241 reordered_opaque is not going to be removed in the future.
242
6ca11f71 2432014-08-04 - e9abafc - lavu 53.22.0 - pixfmt.h
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244 Add AV_PIX_FMT_YA16 pixel format for 16 bit packed gray with alpha.
245
6ca11f71 2462014-08-04 - e96c3b8 - lavu 53.21.1 - avstring.h
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247 Rename AV_PIX_FMT_Y400A to AV_PIX_FMT_YA8 to better identify the format.
248 An alias pixel format and color space name are provided for compatibility.
249
6ca11f71 2502014-08-04 - d2962e9 - lavu 53.21.0 - pixdesc.h
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251 Support name aliases for pixel formats.
252
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2532014-08-03 - 1ef9e83 - lavc 55.57.2 - avcodec.h
2542014-08-03 - 1ef9e83 - lavu 53.20.0 - frame.h
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255 Deprecate AVCodecContext.dtg_active_format and use side-data instead.
256
6ca11f71 2572014-08-03 - 9f17685 - lavc 55.57.1 - avcodec.h
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258 Deprecate unused FF_IDCT_IPP define and ipp avcodec option.
259 Deprecate unused FF_DEBUG_PTS define and pts avcodec option.
260 Deprecate unused FF_CODER_TYPE_DEFLATE define and deflate avcodec option.
261 Deprecate unused FF_DCT_INT define and int avcodec option.
262 Deprecate unused avcodec option scenechange_factor.
263
6ca11f71 2642014-07-29 - 69e7336 - lavu 53.19.0 - avstring.h
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265 Make name matching function from lavf public as av_match_name().
266
6ca11f71 2672014-07-28 - c5fca01 - lavc 55.57.0 - avcodec.h
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268 Add AV_CODEC_PROP_REORDER to mark codecs supporting frame reordering.
269
6ca11f71 2702014-07-09 - a54f03b - lavu 53.18.0 - display.h
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271 Add av_display_matrix_flip() to flip the transformation matrix.
272
6ca11f71 2732014-07-09 - f6ee61f - lavc 55.56.0 - dv_profile.h
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274 Add a public API for DV profile handling.
275
6ca11f71 2762014-06-20 - 9e500ef - lavu 53.17.0 - imgutils.h
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277 Add av_image_check_sar().
278
6ca11f71 2792014-06-20 - 874390e - lavc 55.55.0 - avcodec.h
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280 Add av_packet_rescale_ts() to simplify timestamp conversion.
281
6ca11f71 2822014-06-18 - 194be1f - lavf 55.20.0 - avformat.h
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283 The proper way for providing a hint about the desired timebase to the muxers
284 is now setting AVStream.time_base, instead of AVStream.codec.time_base as was
285 done previously. The old method is now deprecated.
286
6ca11f71 2872014-06-01 - 0957b27 - lavc 55.54.0 - avcodec.h
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288 Add AVCodecContext.side_data_only_packets to allow encoders to output packets
289 with only side data. This option may become mandatory in the future, so all
290 users are recommended to update their code and enable this option.
291
6ca11f71 2922014-06-01 - 8c02adc - lavu 53.16.0 - frame.h, pixfmt.h
8c02adc6 293 Move all color-related enums (AVColorPrimaries, AVColorSpace, AVColorRange,
294 AVColorTransferCharacteristic, and AVChromaLocation) inside lavu.
295 Add AVFrame fields for them on the next lavu major bump.
296
6ca11f71 2972014-05-28 - b2d4565 - lavr 1.3.0 - avresample.h
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298 Add avresample_max_output_samples
299
6ca11f71 3002014-05-28 - 6d21259 - lavf 55.19.0 - avformat.h
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301 Add strict_std_compliance and related AVOptions to support experimental
302 muxing.
303
6ca11f71 3042014-05-20 - c23c96b - lavf 55.18.0 - avformat.h
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305 Add av_stream_get_side_data() to access stream-level side data
306 in the same way as av_packet_get_side_data().
307
6ca11f71 3082014-05-19 - bddd8cb - lavu 53.15.0 - frame.h, display.h
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309 Add AV_FRAME_DATA_DISPLAYMATRIX for exporting frame-level
310 spatial rendering on video frames for proper display.
311
6ca11f71 3122014-05-19 - bddd8cb - lavc 55.53.0 - avcodec.h
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313 Add AV_PKT_DATA_DISPLAYMATRIX for exporting packet-level
314 spatial rendering on video frames for proper display.
315
6ca11f71 3162014-05-19 - a312f71 - lavf 55.17.1 - avformat.h
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317 Deprecate AVStream.pts and the AVFrac struct, which was its only use case.
318 Those fields were poorly defined and not meant to be public, so there is
319 no replacement for them.
320
33082af7 3212014-05-18 - fd05602 - lavc 55.52.0 - avcodec.h
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322 Add avcodec_free_context(). From now on it should be used for freeing
323 AVCodecContext.
324
33082af7 3252014-05-15 - 0c1959b - lavf 55.17.0 - avformat.h
56a721f0 326 Add AVFMT_FLAG_BITEXACT flag. Muxers now use it instead of checking
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327 CODEC_FLAG_BITEXACT on the first stream.
328
33082af7 3292014-05-11 - 66e6c8a - lavu 53.14.0 - pixfmt.h
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330 Add AV_PIX_FMT_VDA for new-style VDA acceleration.
331
33082af7 3322014-05-01 - a2941c8 - lavc 55.50.3 - avcodec.h
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333 Deprecate CODEC_FLAG_MV0. It is replaced by the flag "mv0" in the
334 "mpv_flags" private option of the mpegvideo encoders.
335
33082af7 3362014-05-01 - 6484149 - lavc 55.50.2 - avcodec.h
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337 Deprecate CODEC_FLAG_GMC. It is replaced by the "gmc" private option of the
338 libxvid encoder.
339
33082af7 3402014-05-01 - b2c3171 - lavc 55.50.1 - avcodec.h
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341 Deprecate CODEC_FLAG_NORMALIZE_AQP. It is replaced by the flag "naq" in the
342 "mpv_flags" private option of the mpegvideo encoders.
343
33082af7 3442014-05-01 - 5fcceda - avcodec.h
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345 Deprecate CODEC_FLAG_INPUT_PRESERVED. Its functionality is replaced by passing
346 reference-counted frames to encoders.
347
33082af7 3482014-04-28 - ed4b757 - lavc 55.50.0 - dxva2.h
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349 Add FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO for old Intel GPUs.
350
33082af7 3512014-04-22 - 502512e - lavu 53.13.0 - avutil.h
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352 Add av_get_time_base_q().
353
33082af7 3542014-04-17 - 0983d48 - lavu 53.12.0 - crc.h
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355 Add AV_CRC_16_ANSI_LE crc variant.
356
33082af7 3572014-04-07 - 8b17243 - lavu 53.11.0 - pixfmt.h
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358 Add AV_PIX_FMT_YVYU422 pixel format.
359
33082af7 3602014-04-04 - 8542f9c - lavu 53.10.0 - replaygain.h
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361 Full scale for peak values is now 100000 (instead of UINT32_MAX) and values
362 may overflow.
363
33082af7 3642014-04-03 - 7763118 - lavu 53.09.0 - log.h
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365 Add AV_LOG(c) macro to have 256 color debug messages.
366
33082af7 3672014-03-24 - d161ae0 - lavu 53.08.0 - frame.h
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368 Add av_frame_remove_side_data() for removing a single side data
369 instance from a frame.
370
33082af7 3712014-03-24 - 5a7e35d - lavu 53.07.0 - frame.h, replaygain.h
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372 Add AV_FRAME_DATA_REPLAYGAIN for exporting replaygain tags.
373 Add a new header replaygain.h with the AVReplayGain struct.
374
33082af7 3752014-03-24 - 5a7e35d - lavc 55.36.0 - avcodec.h
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376 Add AV_PKT_DATA_REPLAYGAIN for exporting replaygain tags.
377
33082af7 3782014-03-24 - 25b3258 - lavf 55.13.0 - avformat.h
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379 Add AVStream.side_data and AVStream.nb_side_data for exporting stream-global
380 side data (e.g. replaygain tags, video rotation)
381
33082af7 3822014-03-24 - 0e2c3ee - lavc 55.35.0 - avcodec.h
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383 Give the name AVPacketSideData to the previously anonymous struct used for
384 AVPacket.side_data.
385
33082af7 3862014-03-16 - 1481d24 - lavu 53.06.0 - pixfmt.h
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387 Add RGBA64 pixel format and variants.
388
33082af7 3892014-02-24 - 1155fd0 - lavu 53.05.0 - frame.h
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390 Add av_frame_copy() for copying the frame data.
391
33082af7 3922014-02-22 - 7e86c27 - lavr 1.2.0 - avresample.h
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393 Add avresample_is_open() for checking whether a resample context is open.
394
33082af7 3952014-02-19 - c3ecd96 - lavu 53.04.0 - opt.h
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396 Add AV_OPT_FLAG_EXPORT and AV_OPT_FLAG_READONLY to mark options meant (only)
397 for reading.
398
33082af7 3992014-02-19 - 6bb8720 - lavu 53.03.01 - opt.h
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400 Deprecate unused AV_OPT_FLAG_METADATA.
401
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402------------------------------8<-------------------------------------
403 10 branch was cut here
404----------------------------->8--------------------------------------
405
33082af7 4062014-02-15 - c98f316 - lavu 53.3.0 - frame.h
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407 Add AV_FRAME_DATA_DOWNMIX_INFO value to the AVFrameSideDataType enum and
408 downmix_info.h API, which identify downmix-related metadata.
409
d711d839 4102014-02-04 - d9ae103 - lavf 55.11.0 - avformat.h
d9ae1031
LB
411 Add AVFormatContext.max_interleave_delta for controlling amount of buffering
412 when interleaving.
413
d711d839 4142014-01-20 - 93c553c - lavc 55.32.1 - avcodec.h
93c553c7
AK
415 Edges are not required anymore on video buffers allocated by get_buffer2()
416 (i.e. as if the CODEC_FLAG_EMU_EDGE flag was always on). Deprecate
417 CODEC_FLAG_EMU_EDGE and avcodec_get_edge_width().
418
d711d839 4192014-01-05 - 5b4797a - lavu 53.2.0 - frame.h
5b4797a2
TW
420 Add AV_FRAME_DATA_MATRIXENCODING value to the AVFrameSideDataType enum, which
421 identifies AVMatrixEncoding data.
422
d711d839 4232014-01-05 - 5c437fb - lavu 53.1.0 - channel_layout.h
5c437fb6
TW
424 Add values for various Dolby flags to the AVMatrixEncoding enum.
425
d711d839 4262013-12-20 - 2a41826 - lavc 55.30.0 - avcodec.h
2a41826b
GC
427 Add HEVC profiles
428
d711d839 4292013-12-11 - b9fb59d,9431356,d7b3ee9 - lavc 55.28.1 - avcodec.h
d7b3ee9a
AK
430 av_frame_alloc(), av_frame_unref() and av_frame_free() now can and should be
431 used instead of avcodec_alloc_frame(), avcodec_get_frame_defaults() and
432 avcodec_free_frame() respectively. The latter three functions are deprecated.
433
d711d839 4342013-12-09 - 7e244c6- - lavu 52.20.0 - frame.h
7e244c68
VG
435 Add AV_FRAME_DATA_STEREO3D value to the AVFrameSideDataType enum and
436 stereo3d.h API, that identify codec-independent stereo3d information.
437
d711d839 4382013-11-26 - 1eaac1d- - lavu 52.19.0 - frame.h
1eaac1d6
JS
439 Add AV_FRAME_DATA_A53_CC value to the AVFrameSideDataType enum, which
440 identifies ATSC A53 Part 4 Closed Captions data.
441
d711d839 4422013-11-14 - cce3e0a - lavu 52.18.0 - mem.h
cce3e0a4
AK
443 Move av_fast_malloc() and av_fast_realloc() for libavcodec to libavutil.
444
d711d839 4452013-11-14 - 8941971 - lavc 55.27.0 - avcodec.h
8941971a
AK
446 Deprecate AVCodecContext.error_rate, it is replaced by the 'error_rate'
447 private option of the mpegvideo encoder family.
448
d711d839 4492013-11-14 - 728c465 - lavc 55.26.0 - vdpau.h
ca22d1de 450 Add av_vdpau_get_profile().
728c4658
AK
451 Add av_vdpau_alloc_context(). This function must from now on be
452 used for allocating AVVDPAUContext.
ca22d1de 453
d711d839 4542013-11-04 - cd8f772 - lavc 55.25.0 - avcodec.h
cd8f772d
JE
455 Add ITU-R BT.2020 and other not yet included values to color primaries,
456 transfer characteristics and colorspaces.
457
48d1ed9c 4582013-10-31 - 28096e0 - lavu 52.17.0 - frame.h
28096e0a
JS
459 Add AVFrame.flags and AV_FRAME_FLAG_CORRUPT.
460
d711d839 4612013-09-28 - 0767bfd - lavfi 3.11.0 - avfilter.h
0767bfd1
AK
462 Add AVFilterGraph.execute and AVFilterGraph.opaque for custom slice threading
463 implementations.
464
d711d839 4652013-09-21 - e208e6d - lavu 52.16.0 - pixfmt.h
e208e6d2
KK
466 Add interleaved 4:2:2 8/10-bit formats AV_PIX_FMT_NV16 and
467 AV_PIX_FMT_NV20.
468
c38854c3 4692013-09-16 - 3feb3d6 - lavu 52.15.0 - mem.h
3feb3d6c
LB
470 Add av_reallocp.
471
c38854c3 4722013-08-10 - 5a9a9d4 - lavc 55.16.0 - avcodec.h
5a9a9d4a
LB
473 Extend AVPacket API with av_packet_unref, av_packet_ref,
474 av_packet_move_ref, av_packet_copy_props, av_packet_free_side_data.
475
c38854c3 4762013-08-05 - f824535 - lavc 55.13.0 - avcodec.h
f824535a
RDC
477 Deprecate the bitstream-related members from struct AVVDPAUContext.
478 The bistream buffers no longer need to be explicitly freed.
479
c38854c3 4802013-08-05 - 549294f - lavc 55.12.0 - avcodec.h
549294fb
RDC
481 Deprecate the CODEC_CAP_HWACCEL_VDPAU codec capability. Use CODEC_CAP_HWACCEL
482 and select the AV_PIX_FMT_VDPAU format with get_format() instead.
483
c38854c3 4842013-08-05 - a0ad5d0 - lavu 52.14.0 - pixfmt.h
a0ad5d01
RDC
485 Deprecate AV_PIX_FMT_VDPAU_*. Use AV_PIX_FMT_VDPAU instead.
486
c38854c3 4872013-08-02 - a8b1927 - lavc 55.11.0 - avcodec.h
a8b19271
YN
488 Add output_picture_number to AVCodecParserContext.
489
c38854c3 4902013-06-24 - 95d5246 - lavc 55.10.0 - avcodec.h
95d52464
KK
491 Add MPEG-2 AAC profiles
492
c38854c3 4932013-06-04 - fc962d4 - lavu 52.13.0 - mem.h
fc962d4e
MS
494 Add av_realloc_array and av_reallocp_array
495
c38854c3 4962013-05-24 - 129bb23 - lavfi 3.10.0 - avfilter.h
129bb238
AK
497 Add support for slice multithreading to lavfi. Filters supporting threading
498 are marked with AVFILTER_FLAG_SLICE_THREADS.
499 New fields AVFilterContext.thread_type, AVFilterGraph.thread_type and
500 AVFilterGraph.nb_threads (accessible directly or through AVOptions) may be
501 used to configure multithreading.
502
c38854c3 5032013-05-24 - 2a6eaea - lavu 52.12.0 - cpu.h
2a6eaeaa
AK
504 Add av_cpu_count() function for getting the number of logical CPUs.
505
c38854c3 5062013-05-24 - b493847 - lavc 55.7.0 - avcodec.h
b493847d
YN
507 Add picture_structure to AVCodecParserContext.
508
c38854c3 5092013-05-15 - e6c4ac7 - lavu 52.11.0 - pixdesc.h
e6c4ac7b
AK
510 Replace PIX_FMT_* flags with AV_PIX_FMT_FLAG_*.
511
c38854c3 5122013-04-03 - 507b1e4 - lavc 55.4.0 - avcodec.h
507b1e45
MT
513 Add field_order to AVCodecParserContext.
514
c38854c3 5152013-04-19 - 5e83d9a - lavc 55.2.0 - avcodec.h
5e83d9ac
AK
516 Add CODEC_FLAG_UNALIGNED to allow decoders to produce unaligned output.
517
35386fbf
AK
5182013-04-11 - lavfi 3.8.0
519 38f0c07 - Move all content from avfiltergraph.h to avfilter.h. Deprecate
520 avfilterhraph.h, user applications should include just avfilter.h
521 bc1a985 - Add avfilter_graph_alloc_filter(), deprecate avfilter_open() and
522 avfilter_graph_add_filter().
523 1113672 - Add AVFilterContext.graph pointing to the AVFilterGraph that contains the
524 filter.
525 48a5ada - Add avfilter_init_str(), deprecate avfilter_init_filter().
526 1ba95a9 - Add avfilter_init_dict().
527 7cdd737 - Add AVFilter.flags field and AVFILTER_FLAG_DYNAMIC_{INPUTS,OUTPUTS} flags.
528 7e8fe4b - Add avfilter_pad_count() for counting filter inputs/outputs.
529 fa2a34c - Add avfilter_next(), deprecate av_filter_next().
530 Deprecate avfilter_uninit().
531
5322013-04-09 - lavfi 3.7.0 - avfilter.h
533 b439c99 - Add AVFilter.priv_class for exporting filter options through the
534 AVOptions API in the similar way private options work in lavc and lavf.
535 8114c10 - Add avfilter_get_class().
cdac3acb
AK
536 Switch all filters to use AVOptions.
537
35386fbf 5382013-03-19 - 2c328a9 - lavu 52.9.0 - pixdesc.h
2c328a90
AK
539 Add av_pix_fmt_count_planes() function for counting planes in a pixel format.
540
35386fbf 5412013-03-16 - 42c7c61 - lavfi 3.6.0
42c7c61a
AK
542 Add AVFilterGraph.nb_filters, deprecate AVFilterGraph.filter_count.
543
35386fbf 5442013-03-08 - Reference counted buffers - lavu 52.8.0, lavc 55.0.0, lavf 55.0.0,
d8b31be6 545lavd 54.0.0, lavfi 3.5.0
35386fbf 546 8e401db, 1cec062 - add a new API for reference counted buffers and buffer
d8b31be6 547 pools (new header libavutil/buffer.h).
35386fbf 548 1afddbe - add AVPacket.buf to allow reference counting for the AVPacket data.
d8b31be6
AK
549 Add av_packet_from_data() function for constructing packets from
550 av_malloc()ed data.
35386fbf 551 7ecc2d4 - move AVFrame from lavc to lavu (new header libavutil/frame.h), add
d8b31be6
AK
552 AVFrame.buf/extended_buf to allow reference counting for the AVFrame
553 data. Add new API for working with reference-counted AVFrames.
35386fbf 554 759001c - add the refcounted_frames field to AVCodecContext to make audio and
d8b31be6
AK
555 video decoders return reference-counted frames. Add get_buffer2()
556 callback to AVCodecContext which allocates reference-counted frames.
557 Add avcodec_default_get_buffer2() as the default get_buffer2()
558 implementation.
559 Deprecate AVCodecContext.get_buffer() / release_buffer() /
560 reget_buffer(), avcodec_default_get_buffer(),
561 avcodec_default_reget_buffer(), avcodec_default_release_buffer().
562 Remove avcodec_default_free_buffers(), which should not have ever
563 been called from outside of lavc.
564 Deprecate the following AVFrame fields:
565 * base -- is now stored in AVBufferRef
566 * reference, type, buffer_hints -- are unnecessary in the new API
567 * hwaccel_picture_private, owner, thread_opaque -- should not
568 have been acessed from outside of lavc
569 * qscale_table, qstride, qscale_type, mbskip_table, motion_val,
570 mb_type, dct_coeff, ref_index -- mpegvideo-specific tables,
571 which are not exported anymore.
35386fbf 572 7e35037 - switch libavfilter to use AVFrame instead of AVFilterBufferRef. Add
d8b31be6
AK
573 av_buffersrc_add_frame(), deprecate av_buffersrc_buffer().
574 Add av_buffersink_get_frame() and av_buffersink_get_samples(),
575 deprecate av_buffersink_read() and av_buffersink_read_samples().
576 Deprecate AVFilterBufferRef and all functions for working with it.
577
35386fbf 5782013-03-17 - 12c5c1d - lavu 52.8.0 - avstring.h
12c5c1d3
RD
579 Add av_isdigit, av_isgraph, av_isspace, av_isxdigit.
580
35386fbf 5812013-02-23 - 9f12235 - lavfi 3.4.0 - avfiltergraph.h
9f122356
JR
582 Add resample_lavr_opts to AVFilterGraph for setting libavresample options
583 for auto-inserted resample filters.
584
35386fbf 5852013-01-25 - 38c1466 - lavu 52.7.0 - dict.h
38c1466c
JR
586 Add av_dict_parse_string() to set multiple key/value pairs at once from a
587 string.
588
35386fbf 5892013-01-25 - b85a5e8 - lavu 52.6.0 - avstring.h
b85a5e87
VP
590 Add av_strnstr()
591
35386fbf 5922013-01-15 - 8ee288d - lavu 52.5.0 - hmac.h
8ee288d2
MS
593 Add AVHMAC.
594
35386fbf 5952013-01-13 - 44e065d - lavc 54.36.0 - vdpau.h
44e065d5
RDC
596 Add AVVDPAUContext struct for VDPAU hardware-accelerated decoding.
597
f89466ad
DB
5982013-01-12 - 169fb94 - lavu 52.4.0 - pixdesc.h
599 Add AV_PIX_FMT_VDPAU flag.
600
142c3909 6012013-01-07 - 074a00d - lavr 1.1.0
074a00d1
JR
602 Add avresample_set_channel_mapping() for input channel reordering,
603 duplication, and silencing.
604
cca4742a
AK
605------------------------------8<-------------------------------------
606 9 branch was cut here
607----------------------------->8--------------------------------------
608
40d43d25
LB
6092012-12-29 - lavu 52.3.0
610 d8fd06c - Add av_basename() and av_dirname().
611 c1a02e8 - Add av_pix_fmt_get_chroma_sub_sample and deprecate
612 avcodec_get_chroma_sub_sample.
d8fd06c3 613
142c3909 6142012-11-11 - 5980f5d - lavu 52.2.0 - audioconvert.h
5980f5dd
JR
615 Rename audioconvert.h to channel_layout.h. audioconvert.h is now deprecated.
616
142c3909 6172012-11-05 - dfde8a3 - lavu 52.1.0 - intmath.h
dfde8a34
JR
618 Add av_ctz() for trailing zero bit count
619
142c3909 6202012-10-21 - a893655 - lavu 51.45.0 - error.h
a893655b
NC
621 Add AVERROR_EXPERIMENTAL
622
142c3909 6232012-10-12 - d2fcb35 - lavu 51.44.0 - pixdesc.h
d2fcb356
AK
624 Add functions for accessing pixel format descriptors.
625 Accessing the av_pix_fmt_descriptors array directly is now
626 deprecated.
627
142c3909 6282012-10-11 - 9a92aea - lavu 51.43.0 - aes.h, md5.h, sha.h, tree.h
9a92aea2
MS
629 Add functions for allocating the opaque contexts for the algorithms,
630 deprecate the context size variables.
631
142c3909 6322012-10-10 - b522000 - lavf 54.18.0 - avio.h
b522000e
LB
633 Add avio_closep to complement avio_close.
634
142c3909 6352012-10-08 - 78071a1 - lavu 51.42.0 - pixfmt.h
78071a14
AK
636 Rename PixelFormat to AVPixelFormat and all PIX_FMT_* to AV_PIX_FMT_*.
637 To provide backwards compatibility, PixelFormat is now #defined as
638 AVPixelFormat.
639 Note that this can break user code that includes pixfmt.h and uses the
640 'PixelFormat' identifier. Such code should either #undef PixelFormat
641 or stop using the PixelFormat name.
642
2f49e3da 6432012-10-05 - e7ba5b1 - lavr 1.0.0 - avresample.h
006afc7a
AK
644 Data planes parameters to avresample_convert() and
645 avresample_read() are now uint8_t** instead of void**.
646 Libavresample is now stable.
647
2f49e3da 6482012-09-24 - a42aada - lavc 54.28.0 - avcodec.h
a42aadab
AK
649 Add avcodec_free_frame(). This function must now
650 be used for freeing an AVFrame.
651
2f49e3da 6522012-09-12 - 8919fee - lavu 51.41.0 - audioconvert.h
8919fee7
TW
653 Added AV_CH_LOW_FREQUENCY_2 channel mask value.
654
2f49e3da 6552012-09-04 - 686a329 - lavu 51.40.0 - opt.h
686a3293
MS
656 Reordered the fields in default_val in AVOption, changed which
657 default_val field is used for which AVOptionType.
658
2f49e3da 6592012-08-30 - a231832 - lavc 54.26.1 - avcodec.h
a2318326
AK
660 Add codec descriptor properties AV_CODEC_PROP_LOSSY and
661 AV_CODEC_PROP_LOSSLESS.
662
7b44061f
AK
6632012-08-18 - lavc 54.26 - avcodec.h
664 Add codec descriptors for accessing codec properties without having
665 to refer to a specific decoder or encoder.
666
667 c223d79 - Add an AVCodecDescriptor struct and functions
668 avcodec_descriptor_get() and avcodec_descriptor_next().
669 51efed1 - Add AVCodecDescriptor.props and AV_CODEC_PROP_INTRA_ONLY.
670 91e59fe - Add avcodec_descriptor_get_by_name().
671
672
6732012-08-08 - 1d9c2dc - lavu 51.39 - avutil.h
1d9c2dc8
MS
674 Don't implicitly include libavutil/common.h in avutil.h
675
7b44061f 6762012-08-08 - 987170c - lavu 51.38 - dict.h
987170cb
MR
677 Add av_dict_count().
678
7b44061f 6792012-08-07 - 104e10f - lavc 54.25 - avcodec.h
104e10fb 680 Rename CodecID to AVCodecID and all CODEC_ID_* to AV_CODEC_ID_*.
2ff67c90
AK
681 To provide backwards compatibility, CodecID is now #defined as AVCodecID.
682 Note that this can break user code that includes avcodec.h and uses the
683 'CodecID' identifier. Such code should either #undef CodecID or stop using the
684 CodecID name.
104e10fb 685
7b44061f 6862012-08-03 - 239fdf1 - lavu 51.37.1 - cpu.h
239fdf1b
DB
687 lsws 2.1.1 - swscale.h
688 Rename AV_CPU_FLAG_MMX2 ---> AV_CPU_FLAG_MMXEXT.
689 Rename SWS_CPU_CAPS_MMX2 ---> SWS_CPU_CAPS_MMXEXT.
690
7b44061f 6912012-07-29 - 681ed00 - lavf 54.13.0 - avformat.h
681ed000
LB
692 Add AVFMT_FLAG_NOBUFFER for low latency use cases.
693
7b44061f 6942012-07-20 - b70d89a - lavfi 3.0.0 - avfilter.h
b70d89a0
RN
695 Add avfilter_unref_bufferp().
696
45ff9e5b 6972012-07-10 - 5fade8a - lavu 51.37.0
f3e5e6f0
LB
698 Add av_malloc_array() and av_mallocz_array()
699
45ff9e5b 7002012-06-22 - d3d3a32 - lavu 51.34.0
d3d3a32c
MR
701 Add av_usleep()
702
dc7e336c
MR
7032012-06-20 - ae0a301 - lavu 51.33.0
704 Move av_gettime() to libavutil, add libavutil/time.h
705
45ff9e5b 7062012-06-09 - 3971be0 - lavr 0.0.3
3971be0e
JS
707 Add a parameter to avresample_build_matrix() for Dolby/DPLII downmixing.
708
45ff9e5b 7092012-06-12 - 9baeff9 - lavfi 2.23.0 - avfilter.h
9baeff95
AK
710 Add AVFilterContext.nb_inputs/outputs. Deprecate
711 AVFilterContext.input/output_count.
712
45ff9e5b 7132012-06-12 - 84b9fbe - lavfi 2.22.0 - avfilter.h
84b9fbe0
AK
714 Add avfilter_pad_get_type() and avfilter_pad_get_name(). Those
715 should now be used instead of accessing AVFilterPad members
716 directly.
717
45ff9e5b 7182012-06-12 - b0f0dfc - lavu 51.32.0 - audioconvert.h
b0f0dfc4
AK
719 Add av_get_channel_layout_channel_index(), av_get_channel_name()
720 and av_channel_layout_extract_channel().
721
45ff9e5b 7222012-05-25 - 154486f - lavu 51.31.0 - opt.h
154486f9
SP
723 Add av_opt_set_bin()
724
45ff9e5b 7252012-05-26 - e9cef89 - lavf 54.3.0
e9cef897
JZ
726 Add AVFMT_TS_NONSTRICT format flag to indicate that a muxer supports
727 non-increasing monotone timestamps.
728
d89eca50
AK
7292012-05-15 - lavfi 2.17.0
730 Add support for audio filters
731 ac71230/a2cd9be - add video/audio buffer sink in a new installed
732 header buffersink.h
733 720c6b7 - add av_buffersrc_write_frame(), deprecate
734 av_vsrc_buffer_add_frame()
735 ab16504 - add avfilter_copy_buf_props()
736 9453c9e - add extended_data to AVFilterBuffer
737 1b8c927 - add avfilter_get_audio_buffer_ref_from_arrays()
738
7392012-05-09 - lavu 51.30.0 - samplefmt.h
740 142e740 - add av_samples_copy()
741 6d7f617 - add av_samples_set_silence()
742
7432012-05-09 - a5117a2 - lavc 54.13.1
a5117a24
AK
744 For audio formats with fixed frame size, the last frame
745 no longer needs to be padded with silence, libavcodec
746 will handle this internally (effectively all encoders
747 behave as if they had CODEC_CAP_SMALL_LAST_FRAME set).
748
d89eca50 7492012-05-07 - 828bd08 - lavc 54.13.0 - avcodec.h
828bd088
AK
750 Add sample_rate and channel_layout fields to AVFrame.
751
d89eca50 7522012-05-01 - 4010d72 - lavr 0.0.1
4010d724
JR
753 Change AV_MIX_COEFF_TYPE_Q6 to AV_MIX_COEFF_TYPE_Q8.
754
f7ff0999 7552012-04-25 - 3527a73 - lavu 51.29.0 - cpu.h
3527a739
MR
756 Add av_parse_cpu_flags()
757
f7ff0999 7582012-04-24 - c8af852 - lavr 0.0.0
c8af852b
JR
759 Add libavresample audio conversion library
760
f7ff0999 7612012-04-20 - 0c0d1bc - lavu 51.28.0 - audio_fifo.h
0c0d1bce
JR
762 Add audio FIFO functions:
763 av_audio_fifo_free()
764 av_audio_fifo_alloc()
765 av_audio_fifo_realloc()
766 av_audio_fifo_write()
767 av_audio_fifo_read()
768 av_audio_fifo_drain()
769 av_audio_fifo_reset()
770 av_audio_fifo_size()
771 av_audio_fifo_space()
772
f7ff0999
JR
7732012-04-14 - lavfi 2.16.0 - avfiltergraph.h
774 d7bcc71 Add avfilter_graph_parse2().
775 91d3cbe Add avfilter_inout_alloc() and avfilter_inout_free().
91d3cbe0 776
f7ff0999 7772012-04-08 - 4d693b0 - lavu 51.27.0 - samplefmt.h
4d693b02
JR
778 Add av_get_packed_sample_fmt() and av_get_planar_sample_fmt()
779
f7ff0999 7802012-04-05 - 5cc51a5 - lavu 51.26.0 - audioconvert.h
5cc51a58
JR
781 Add av_get_default_channel_layout()
782
bf5f46b4
JG
7832012-03-20 - 3c90cc2 - lavfo 54.2.0
784 Deprecate av_read_packet(), use av_read_frame() with
785 AVFMT_FLAG_NOPARSE | AVFMT_FLAG_NOFILLIN in AVFormatContext.flags
786
5d20e7b7 7872012-03-06 - 4d851f8 - lavu 51.25.0 - cpu.h
4d851f8d
AK
788 Add av_set_cpu_flags_mask().
789
5d20e7b7
AK
7902012-03-05 - lavc 54.8.0
791 6699d07 Add av_get_exact_bits_per_sample()
792 9524cf7 Add av_get_audio_frame_duration()
9524cf79 793
5d20e7b7 7942012-03-04 - 44fe77b - lavc 54.7.0 - avcodec.h
44fe77b3
AK
795 Add av_codec_is_encoder/decoder().
796
5d20e7b7 7972012-03-01 - 442c132 - lavc 54.3.0 - avcodec.h
442c1320
MS
798 Add av_packet_shrink_side_data.
799
5d20e7b7 8002012-02-29 - dd2a4bc - lavf 54.2.0 - avformat.h
32253747
AK
801 Add AVStream.attached_pic and AV_DISPOSITION_ATTACHED_PIC,
802 used for dealing with attached pictures/cover art.
803
f5f5b154 8042012-02-25 - c9bca80 - lavu 51.24.0 - error.h
c9bca801 805 Add AVERROR_UNKNOWN
75bdd55e 806 NOTE: this was backported to 0.8
c9bca801 807
f5f5b154 8082012-02-20 - e9cda85 - lavc 54.2.0
e9cda853
JR
809 Add duration field to AVCodecParserContext
810
f5f5b154 8112012-02-20 - 0b42a93 - lavu 51.23.1 - mathematics.h
0b42a938
JR
812 Add av_rescale_q_rnd()
813
f5f5b154 8142012-02-08 - 38d5533 - lavu 51.22.1 - pixdesc.h
38d55332
AK
815 Add PIX_FMT_PSEUDOPAL flag.
816
f5f5b154 8172012-02-08 - 52f82a1 - lavc 54.01.0
52f82a11
AK
818 Add avcodec_encode_video2() and deprecate avcodec_encode_video().
819
fcc518a0 8202012-02-01 - 316fc74 - lavc 54.01.0
316fc744
JG
821 Add av_fast_padded_malloc() as alternative for av_realloc() when aligned
822 memory is required. The buffer will always have FF_INPUT_BUFFER_PADDING_SIZE
823 zero-padded bytes at the end.
824
fcc518a0 8252012-01-31 - dd6d3b0 - lavf 54.01.0
dd6d3b0e 826 Add avformat_get_riff_video_tags() and avformat_get_riff_audio_tags().
75bdd55e 827 NOTE: this was backported to 0.8
dd6d3b0e 828
fcc518a0 8292012-01-31 - af08d9a - lavc 54.01.0
af08d9ae 830 Add avcodec_is_open() function.
75bdd55e 831 NOTE: this was backported to 0.8
af08d9ae 832
fcc518a0 8332012-01-30 - 8b93312 - lavu 51.22.0 - intfloat.h
8b933129
PM
834 Add a new installed header libavutil/intfloat.h with int/float punning
835 functions.
75bdd55e 836 NOTE: this was backported to 0.8
8b933129 837
6cb28829
MS
8382012-01-25 - lavf 53.22.0
839 f1caf01 Allow doing av_write_frame(ctx, NULL) for flushing possible
840 buffered data within a muxer. Added AVFMT_ALLOW_FLUSH for
841 muxers supporting it (av_write_frame makes sure it is called
842 only for muxers with this flag).
843
75bdd55e
AK
844------------------------------8<-------------------------------------
845 0.8 branch was cut here
846----------------------------->8--------------------------------------
847
7512bb74 8482012-01-15 - lavc 53.34.0
a6ccae3f 849 New audio encoding API:
7512bb74 850 b2c75b6 Add CODEC_CAP_VARIABLE_FRAME_SIZE capability for use by audio
a6ccae3f 851 encoders.
7512bb74
AK
852 5ee5fa0 Add avcodec_fill_audio_frame() as a convenience function.
853 b2c75b6 Add avcodec_encode_audio2() and deprecate avcodec_encode_audio().
a6ccae3f
JR
854 Add AVCodec.encode2().
855
7512bb74 8562012-01-12 - 3167dc9 - lavfi 2.15.0
3167dc95
AK
857 Add a new installed header -- libavfilter/version.h -- with version macros.
858
c04a954d
JG
8592011-01-03 - b73ec05 - lavu 51.21.0
860 Add av_popcount64
861
06e8d38f
AK
8622011-12-25 - lavfi 2.14.0
863 e1d9dbf Add a new installed header - buffersrc.h
864 It contains a new function av_buffersrc_buffer() that allows passing
865 frames to the 'buffer' filter, but unlike av_vsrc_buffer_add_frame()
866 it allows for direct rendering.
867 1c9e340 Add avfilter_copy_frame_props() for copying properties from
868 AVFrame to AVFilterBufferRef.
869
8702011-12-25 - lavc 53.31.0
871 Add the following new fields to AVFrame:
872 b58dbb5 sample_aspect_ratio
873 3a2ddf7 width, height
874 8a4a5f6 format
875
2a216ca2 8762011-12-18 - 8400b12 - lavc 53.28.1
8400b126
MR
877 Deprecate AVFrame.age. The field is unused.
878
c04a954d
JG
8792011-12-12 - 5266045 - lavf 53.17.0
880 Add avformat_close_input().
52660454
AK
881 Deprecate av_close_input_file() and av_close_input_stream().
882
f134b5ec
VG
8832011-12-09 - b2890f5 - lavu 51.20.0 - audioconvert.h
884 Expand the channel layout list.
885
c04a954d 8862011-12-02 - 0eea212 - lavc 53.25.0
0eea2129
JR
887 Add nb_samples and extended_data fields to AVFrame.
888 Deprecate AVCODEC_MAX_AUDIO_FRAME_SIZE.
889 Deprecate avcodec_decode_audio3() in favor of avcodec_decode_audio4().
890 avcodec_decode_audio4() writes output samples to an AVFrame, which allows
891 audio decoders to use get_buffer().
892
c04a954d 8932011-12-04 - 560f773 - lavc 53.24.0
560f773c
JR
894 Change AVFrame.data[4]/base[4]/linesize[4]/error[4] to [8] at next major bump.
895 Change AVPicture.data[4]/linesize[4] to [8] at next major bump.
896 Change AVCodecContext.error[4] to [8] at next major bump.
897 Add AV_NUM_DATA_POINTERS to simplify the bump transition.
898
f134b5ec
VG
8992011-11-24 - lavu 51.19.0
900 bd97b2e - add planar RGB pixel formats
901 6b0768e - add PIX_FMT_PLANAR and PIX_FMT_RGB pixel descriptions
902
b94a3b28 9032011-11-23 - bbb46f3 - lavu 51.18.0
bbb46f3e
JR
904 Add av_samples_get_buffer_size(), av_samples_fill_arrays(), and
905 av_samples_alloc(), to samplefmt.h.
906
b94a3b28 9072011-11-23 - 8889cc4 - lavu 51.17.0
8889cc4f
JR
908 Add planar sample formats and av_sample_fmt_is_planar() to samplefmt.h.
909
b94a3b28 9102011-11-19 - f3a29b7 - lavc 53.21.0
f3a29b75
JR
911 Move some AVCodecContext fields to a new private struct, AVCodecInternal,
912 which is accessed from a new field, AVCodecContext.internal.
913 - fields moved:
914 AVCodecContext.internal_buffer --> AVCodecInternal.buffer
915 AVCodecContext.internal_buffer_count --> AVCodecInternal.buffer_count
916 AVCodecContext.is_copy --> AVCodecInternal.is_copy
917
b94a3b28
MR
9182011-11-16 - 6270671 - lavu 51.16.0
919 Add av_timegm()
920
f872e4d0
AK
9212011-11-13 - lavf 53.15.0
922 New interrupt callback API, allowing per-AVFormatContext/AVIOContext
923 interrupt callbacks.
924 6aa0b98 Add AVIOInterruptCB struct and the interrupt_callback field to
925 AVFormatContext.
926 1dee0ac Add avio_open2() with additional parameters. Those are
927 an interrupt callback and an options AVDictionary.
928 This will allow passing AVOptions to protocols after lavf
929 54.0.
930
eacec07e 9312011-11-06 - ba04ecf - lavu 51.14.0
ba04ecfd
RD
932 Add av_strcasecmp() and av_strncasecmp() to avstring.h.
933
eacec07e 9342011-11-06 - 07b172f - lavu 51.13.0
07b172fe
LB
935 Add av_toupper()/av_tolower()
936
eacec07e 9372011-11-05 - b6d08f4 - lavf 53.13.0
c9b309e8 938 Add avformat_network_init()/avformat_network_deinit()
b6d08f40 939
eacec07e 9402011-10-27 - 512557b - lavc 53.15.0
512557b2
JR
941 Remove avcodec_parse_frame.
942 Deprecate AVCodecContext.parse_only and CODEC_CAP_PARSE_ONLY.
943
eacec07e 9442011-10-19 - 569129a - lavf 53.10.0
569129a6
AK
945 Add avformat_new_stream(). Deprecate av_new_stream().
946
eacec07e 9472011-10-13 - b631fba - lavf 53.9.0
b631fba9
JR
948 Add AVFMT_NO_BYTE_SEEK AVInputFormat flag.
949
492bd1a2
AK
9502011-10-12 - lavu 51.12.0
951 AVOptions API rewrite.
952
953 - 145f741 FF_OPT_TYPE* renamed to AV_OPT_TYPE_*
954 - new setting/getting functions with slightly different semantics:
955 dac66da av_set_string3 -> av_opt_set
956 av_set_double -> av_opt_set_double
957 av_set_q -> av_opt_set_q
958 av_set_int -> av_opt_set_int
959
960 41d9d51 av_get_string -> av_opt_get
961 av_get_double -> av_opt_get_double
962 av_get_q -> av_opt_get_q
963 av_get_int -> av_opt_get_int
964
965 - 8c5dcaa trivial rename av_next_option -> av_opt_next
966 - 641c7af new functions - av_opt_child_next, av_opt_child_class_next
967 and av_opt_find2()
968
7f9b0ef9 9692011-09-03 - fb4ca26 - lavc 53.10.0
fb4ca26b
AK
970 lavf 53.6.0
971 lsws 2.1.0
972 Add {avcodec,avformat,sws}_get_class().
973
7f9b0ef9 9742011-09-03 - c11fb82 - lavu 51.10.0
c11fb828
AK
975 Add AV_OPT_SEARCH_FAKE_OBJ flag for av_opt_find() function.
976
96d8e18a
JN
9772011-08-26 - lavu 51.9.0
978 - f2011ed Add av_fifo_peek2(), deprecate av_fifo_peek().
979 - add41de..abc78a5 Do not include intfloat_readwrite.h,
980 mathematics.h, rational.h, pixfmt.h, or log.h from avutil.h.
f2011ed2 981
7f9b0ef9 9822011-08-16 - 48f9e45 - lavf 53.4.0
48f9e457
AK
983 Add avformat_query_codec().
984
7f9b0ef9 9852011-08-16 - bca06e7 - lavc 53.8.0
bca06e77
AK
986 Add avcodec_get_type().
987
e3a70c7c
DB
9882011-08-06 - 2f63440 - lavf 53.4.0
989 Add error_recognition to AVFormatContext.
990
5038f9b2
LB
9912011-08-02 - 9d39cbf - lavc 53.7.1
992 Add AV_PKT_FLAG_CORRUPT AVPacket flag.
993
6cb11979 9942011-07-10 - a67c061 - lavf 53.3.0
f2f523ff 995 Add avformat_find_stream_info(), deprecate av_find_stream_info().
9c47f2b2 996 NOTE: this was backported to 0.7
f2f523ff 997
6cb11979 9982011-07-10 - 0b950fe - lavc 53.6.0
f2f523ff 999 Add avcodec_open2(), deprecate avcodec_open().
9c47f2b2
AK
1000 NOTE: this was backported to 0.7
1001
44911f29
AK
1002 Add avcodec_alloc_context3. Deprecate avcodec_alloc_context() and
1003 avcodec_alloc_context2().
f2f523ff 1004
6cb11979 10052011-06-23 - 67e9ae1 - lavu 51.8.0 - attributes.h
67e9ae14
MS
1006 Add av_printf_format().
1007
9c47f2b2
AK
1008------------------------------8<-------------------------------------
1009 0.7 branch was cut here
1010----------------------------->8--------------------------------------
1011
6cb11979 10122011-06-16 - 05e84c9, 25de595 - lavf 53.2.0 - avformat.h
7c44d716
AK
1013 Add avformat_open_input and avformat_write_header().
1014 Deprecate av_open_input_stream, av_open_input_file,
1015 AVFormatParameters and av_write_header.
1016
6cb11979 10172011-06-16 - 7e83e1c, dc59ec5 - lavu 51.7.0 - opt.h
7c44d716
AK
1018 Add av_opt_set_dict() and av_opt_find().
1019 Deprecate av_find_opt().
1020 Add AV_DICT_APPEND flag.
1021
6cb11979 10222011-06-10 - cb7c11c - lavu 51.6.0 - opt.h
cb7c11cc
MS
1023 Add av_opt_flag_is_set().
1024
6cb11979 10252011-06-08 - d9f80ea - lavu 51.5.0 - AVMetadata
d9f80ea2
AK
1026 Move AVMetadata from lavf to lavu and rename it to
1027 AVDictionary -- new installed header dict.h.
1028 All av_metadata_* functions renamed to av_dict_*.
1029
1397ac0a 10302011-06-07 - a6703fa - lavu 51.4.0 - av_get_bytes_per_sample()
a6703faa
SS
1031 Add av_get_bytes_per_sample() in libavutil/samplefmt.h.
1032 Deprecate av_get_bits_per_sample_fmt().
1033
6cb11979 10342011-06-05 - b39b062 - lavu 51.3.0 - opt.h
b39b0623
AK
1035 Add av_opt_free convenience function.
1036
04de5bf5 10372011-05-28 - 0420bd7 - lavu 51.2.0 - pixdesc.h
8f653e28
SS
1038 Add av_get_pix_fmt_name() in libavutil/pixdesc.h, and deprecate
1039 avcodec_get_pix_fmt_name() in libavcodec/avcodec.h in its favor.
1040
19a686b8 10412011-05-25 - 30315a8 - lavf 53.1.0 - avformat.h
30315a8d
AC
1042 Add fps_probe_size to AVFormatContext.
1043
41e21e4d 10442011-05-18 - 64150ff - lavc 53.4.0 - AVCodecContext.request_sample_fmt
00e5da89
JR
1045 Add request_sample_fmt field to AVCodecContext.
1046
36dc49b7 10472011-05-10 - 188dea1 - lavc 53.3.0 - avcodec.h
188dea1d
AK
1048 Deprecate AVLPCType and the following fields in
1049 AVCodecContext: lpc_coeff_precision, prediction_order_method,
1050 min_partition_order, max_partition_order, lpc_type, lpc_passes.
1051 Corresponding FLAC encoder options should be used instead.
1052
36dc49b7 10532011-04-26 - bebe72f - lavu 51.1.0 - avutil.h
bebe72f4
SS
1054 Add AVPictureType enum and av_get_picture_type_char(), deprecate
1055 FF_*_TYPE defines and av_get_pict_type_char() defined in
1056 libavcodec/avcodec.h.
1057
36dc49b7 10582011-04-26 - 10d3940 - lavfi 2.3.0 - avfilter.h
10d39405
RPM
1059 Add pict_type and key_frame fields to AVFilterBufferRefVideo.
1060
36dc49b7 10612011-04-26 - 7a11c82 - lavfi 2.2.0 - vsrc_buffer
7a11c82f
MN
1062 Add sample_aspect_ratio fields to vsrc_buffer arguments
1063
b4a53314 10642011-04-21 - 94f7451 - lavc 53.1.0 - avcodec.h
94f7451a
RB
1065 Add CODEC_CAP_SLICE_THREADS for codecs supporting sliced threading.
1066
aad2f2f4
K
10672011-04-15 - lavc 52.120.0 - avcodec.h
1068 AVPacket structure got additional members for passing side information:
1069 4de339e introduce side information for AVPacket
1070 2d8591c make containers pass palette change in AVPacket
1071
86a89ae3
AK
10722011-04-12 - lavf 52.107.0 - avio.h
1073 Avio cleanup, part II - deprecate the entire URLContext API:
1074 175389c add avio_check as a replacement for url_exist
1075 ff1ec0c add avio_pause and avio_seek_time as replacements
1076 for _av_url_read_fseek/fpause
1077 cdc6a87 deprecate av_protocol_next(), avio_enum_protocols
1078 should be used instead.
1079 80c6e23 rename url_set_interrupt_cb->avio_set_interrupt_cb.
1080 f87b1b3 rename open flags: URL_* -> AVIO_*
1081 f8270bb add avio_enum_protocols.
1082 5593f03 deprecate URLProtocol.
1083 c486dad deprecate URLContext.
1084 026e175 deprecate the typedef for URLInterruptCB
1085 8e76a19 deprecate av_register_protocol2.
1086 b840484 deprecate URL_PROTOCOL_FLAG_NESTED_SCHEME
1087 1305d93 deprecate av_url_read_seek
1088 fa104e1 deprecate av_url_read_pause
1089 727c7aa deprecate url_get_filename().
1090 5958df3 deprecate url_max_packet_size().
1091 1869ea0 deprecate url_get_file_handle().
1092 32a97d4 deprecate url_filesize().
1093 e52a914 deprecate url_close().
1094 58a48c6 deprecate url_seek().
1095 925e908 deprecate url_write().
1096 dce3756 deprecate url_read_complete().
1097 bc371ac deprecate url_read().
1098 0589da0 deprecate url_open().
1099 62eaaea deprecate url_connect.
1100 5652bb9 deprecate url_alloc.
1101 333e894 deprecate url_open_protocol
1102 e230705 deprecate url_poll and URLPollEntry
1103
73389754
PR
11042011-04-10 - lavu 50.40.0 - pixfmt.h
1105 Add PIX_FMT_BGR48LE and PIX_FMT_BGR48BE pixel formats
1106
0c68c804
AK
11072011-04-08 - lavf 52.106.0 - avformat.h
1108 Minor avformat.h cleanup:
1109 a9bf9d8 deprecate av_guess_image2_codec
1110 c3675df rename avf_sdp_create->av_sdp_create
1111
4dcde00c
AK
11122011-04-03 - lavf 52.105.0 - avio.h
1113 Large-scale renaming/deprecating of AVIOContext-related functions:
1114 724f6a0 deprecate url_fdopen
1115 403ee83 deprecate url_open_dyn_packet_buf
1116 6dc7d80 rename url_close_dyn_buf -> avio_close_dyn_buf
1117 b92c545 rename url_open_dyn_buf -> avio_open_dyn_buf
1118 8978fed introduce an AVIOContext.seekable field as a replacement for
1119 AVIOContext.is_streamed and url_is_streamed()
1120 b64030f deprecate get_checksum()
1121 4c4427a deprecate init_checksum()
1122 4ec153b deprecate udp_set_remote_url/get_local_port
1123 933e90a deprecate av_url_read_fseek/fpause
1124 8d9769a deprecate url_fileno
1125 b7f2fdd rename put_flush_packet -> avio_flush
1126 35f1023 deprecate url_close_buf
1127 83fddae deprecate url_open_buf
1128 d9d86e0 rename url_fprintf -> avio_printf
1129 59f65d9 deprecate url_setbufsize
1130 3e68b3b deprecate url_ferror
1131 66e5b1d deprecate url_feof
1132 e8bb2e2 deprecate url_fget_max_packet_size
1133 76aa876 rename url_fsize -> avio_size
1134 e519753 deprecate url_fgetc
1135 655e45e deprecate url_fgets
1136 a2704c9 rename url_ftell -> avio_tell
1137 e16ead0 deprecate get_strz() in favor of avio_get_str
1138 0300db8,2af07d3 rename url_fskip -> avio_skip
1139 6b4aa5d rename url_fseek -> avio_seek
1140 61840b4 deprecate put_tag
1141 22a3212 rename url_fopen/fclose -> avio_open/close.
1142 0ac8e2b deprecate put_nbyte
1143 77eb550 rename put_byte -> avio_w8
1144 put_[b/l]e<type> -> avio_w[b/l]<type>
1145 put_buffer -> avio_write
1146 b7effd4 rename get_byte -> avio_r8,
1147 get_[b/l]e<type> -> avio_r[b/l]<type>
1148 get_buffer -> avio_read
1149 b3db9ce deprecate get_partial_buffer
1150 8d9ac96 rename av_alloc_put_byte -> avio_alloc_context
1151
0b18b49b
JR
11522011-03-25 - 34b47d7 - lavc 52.115.0 - AVCodecContext.audio_service_type
1153 Add audio_service_type field to AVCodecContext.
1154
dc6fdad5
MS
11552011-03-02 - 863c471 - lavf 52.103.0 - av_pkt_dump2, av_pkt_dump_log2
1156 Add new functions av_pkt_dump2, av_pkt_dump_log2 that uses the
1157 source stream timebase for outputting timestamps. Deprecate
1158 av_pkt_dump and av_pkt_dump_log.
1159
d2bbf82e
RB
11602011-02-20 - e731b8d - lavf 52.102.0 - avio.h
1161 * e731b8d - rename init_put_byte() to ffio_init_context(), deprecating the
1162 original, and move it to a private header so it is no longer
1163 part of our public API. Instead, use av_alloc_put_byte().
1164 * ae628ec - rename ByteIOContext to AVIOContext.
1165
c3dbfa1a 11662011-02-16 - 09d171b - lavf 52.101.0 - avformat.h
09d171b9 1167 lavu 52.39.0 - parseutils.h
c3dbfa1a
JG
1168 * 610219a - Add av_ prefix to dump_format().
1169 * f6c7375 - Replace parse_date() in lavf with av_parse_time() in lavu.
1170 * ab0287f - Move find_info_tag from lavf to lavu and add av_prefix to it.
09d171b9 1171
737eb597
RT
11722011-02-15 - lavu 52.38.0 - merge libavcore
1173 libavcore is merged back completely into libavutil
1174
8ed4cc65
MR
11752011-02-10 - 55bad0c - lavc 52.113.0 - vbv_delay
1176 Add vbv_delay field to AVCodecContext
1177
935ee1b9
MR
11782011-02-14 - 24a83bd - lavf 52.100.0 - AV_DISPOSITION_CLEAN_EFFECTS
1179 Add AV_DISPOSITION_CLEAN_EFFECTS disposition flag.
1180
08a459f0
MR
11812011-02-14 - 910b5b8 - lavfi 1.76.0 - AVFilterLink sample_aspect_ratio
1182 Add sample_aspect_ratio field to AVFilterLink.
1183
77c330a0
AH
11842011-02-10 - 12c14cd - lavf 52.99.0 - AVStream.disposition
1185 Add AV_DISPOSITION_HEARING_IMPAIRED and AV_DISPOSITION_VISUAL_IMPAIRED.
1186
f2146944 11872011-02-09 - 5592734 - lavc 52.112.0 - avcodec_thread_init()
c0b102ca
AS
1188 Deprecate avcodec_thread_init()/avcodec_thread_free() use; instead
1189 set thread_count before calling avcodec_open.
1190
8e8cc52b 11912011-02-09 - 778b08a - lavc 52.111.0 - threading API
37b00b47
AS
1192 Add CODEC_CAP_FRAME_THREADS with new restrictions on get_buffer()/
1193 release_buffer()/draw_horiz_band() callbacks for appropriate codecs.
1194 Add thread_type and active_thread_type fields to AVCodecContext.
1195
c2bd7578 11962011-02-08 - 3940caa - lavf 52.98.0 - av_probe_input_buffer
3940caad
AH
1197 Add av_probe_input_buffer() to avformat.h for probing format from a
1198 ByteIOContext.
1199
ae0f8a1a 12002011-02-06 - fe174fc - lavf 52.97.0 - avio.h
fe174fc8
NG
1201 Add flag for non-blocking protocols: URL_FLAG_NONBLOCK
1202
ff197489
MS
12032011-02-04 - f124b08 - lavf 52.96.0 - avformat_free_context()
1204 Add avformat_free_context() in avformat.h.
1205
75fd0668
TH
12062011-02-03 - f5b82f4 - lavc 52.109.0 - add CODEC_ID_PRORES
1207 Add CODEC_ID_PRORES to avcodec.h.
1208
7ab8758b
JG
12092011-02-03 - fe9a3fb - lavc 52.109.0 - H.264 profile defines
1210 Add defines for H.264 * Constrained Baseline and Intra profiles
1211
4868bebe
AK
12122011-02-02 - lavf 52.95.0
1213 * 50196a9 - add a new installed header version.h.
1214 * 4efd5cf, dccbd97, 93b78d1 - add several variants of public
1215 avio_{put,get}_str* functions. Deprecate corresponding semi-public
1216 {put,get}_str*.
1217
12182011-02-02 - dfd2a00 - lavu 50.37.0 - log.h
1219 Make av_dlog public.
1220
343bfdd3 12212011-01-15 - a242ac3 - lavfi 1.74.0 - AVFilterBufferRefAudioProps
a242ac36
SS
1222 Rename AVFilterBufferRefAudioProps.samples_nb to nb_samples.
1223
343bfdd3 12242011-01-14 - 7f88a5b - lavf 52.93.0 - av_metadata_copy()
f93fe776
SS
1225 Add av_metadata_copy() in avformat.h.
1226
343bfdd3 12272011-01-07 - 81c623f - lavc 52.107.0 - deprecate reordered_opaque
81c623fa
MN
1228 Deprecate reordered_opaque in favor of pkt_pts/dts.
1229
343bfdd3 12302011-01-07 - 1919fea - lavc 52.106.0 - pkt_dts
1919feaf
MN
1231 Add pkt_dts to AVFrame, this will in the future allow multithreading decoders
1232 to not mess up dts.
1233
343bfdd3 12342011-01-07 - 393cbb9 - lavc 52.105.0 - pkt_pts
393cbb96
MN
1235 Add pkt_pts to AVFrame.
1236
343bfdd3 12372011-01-07 - 060ec0a - lavc 52.104.0 - av_get_profile_name()
060ec0a8
AH
1238 Add av_get_profile_name to libavcodec/avcodec.h.
1239
343bfdd3 12402010-12-27 - 0ccabee - lavfi 1.71.0 - AV_PERM_NEG_LINESIZES
28e5d45c
SS
1241 Add AV_PERM_NEG_LINESIZES in avfilter.h.
1242
343bfdd3 12432010-12-27 - 9128ae0 - lavf 52.91.0 - av_find_best_stream()
9128ae08
NG
1244 Add av_find_best_stream to libavformat/avformat.h.
1245
343bfdd3 12462010-12-27 - 107a7e3 - lavf 52.90.0
107a7e3e
AK
1247 Add AVFMT_NOSTREAMS flag for formats with no streams,
1248 like e.g. text metadata.
1249
343bfdd3 12502010-12-22 - 0328b9e - lavu 50.36.0 - file.h
0328b9ea
SS
1251 Add functions av_file_map() and av_file_unmap() in file.h.
1252
343bfdd3 12532010-12-19 - 0bc55f5 - lavu 50.35.0 - error.h
0bc55f5d
NG
1254 Add "not found" error codes:
1255 AVERROR_DEMUXER_NOT_FOUND
1256 AVERROR_MUXER_NOT_FOUND
1257 AVERROR_DECODER_NOT_FOUND
1258 AVERROR_ENCODER_NOT_FOUND
1259 AVERROR_PROTOCOL_NOT_FOUND
1260 AVERROR_FILTER_NOT_FOUND
1261 AVERROR_BSF_NOT_FOUND
1262 AVERROR_STREAM_NOT_FOUND
1263
343bfdd3 12642010-12-09 - c61cdd0 - lavcore 0.16.0 - avcore.h
c61cdd0a
SS
1265 Move AV_NOPTS_VALUE, AV_TIME_BASE, AV_TIME_BASE_Q symbols from
1266 avcodec.h to avcore.h.
1267
343bfdd3 12682010-12-04 - 16cfc96 - lavc 52.98.0 - CODEC_CAP_NEG_LINESIZES
16cfc961
SS
1269 Add CODEC_CAP_NEG_LINESIZES codec capability flag in avcodec.h.
1270
343bfdd3 12712010-12-04 - bb4afa1 - lavu 50.34.0 - av_get_pix_fmt_string()
bb4afa13
SS
1272 Deprecate avcodec_pix_fmt_string() in favor of
1273 pixdesc.h/av_get_pix_fmt_string().
1274
343bfdd3 12752010-12-04 - 4da12e3 - lavcore 0.15.0 - av_image_alloc()
4da12e3b
SS
1276 Add av_image_alloc() to libavcore/imgutils.h.
1277
343bfdd3 12782010-12-02 - 037be76 - lavfi 1.67.0 - avfilter_graph_create_filter()
037be76e
SS
1279 Add function avfilter_graph_create_filter() in avfiltergraph.h.
1280
343bfdd3 12812010-11-25 - 4723bc2 - lavfi 1.65.0 - avfilter_get_video_buffer_ref_from_arrays()
d38c340f
SS
1282 Add function avfilter_get_video_buffer_ref_from_arrays() in
1283 avfilter.h.
06d19718 1284
343bfdd3 12852010-11-21 - 176a615 - lavcore 0.14.0 - audioconvert.h
176a6157
SS
1286 Add a public audio channel API in audioconvert.h, and deprecate the
1287 corresponding functions in libavcodec:
1288 avcodec_get_channel_name()
1289 avcodec_get_channel_layout()
1290 avcodec_get_channel_layout_string()
1291 avcodec_channel_layout_num_channels()
1292 and the CH_* macros defined in libavcodec/avcodec.h.
1293
343bfdd3 12942010-11-21 - 6bfc268 - lavf 52.85.0 - avformat.h
e58d0392
RD
1295 Add av_append_packet().
1296
343bfdd3 12972010-11-21 - a08d918 - lavc 52.97.0 - avcodec.h
e58d0392
RD
1298 Add av_grow_packet().
1299
343bfdd3 13002010-11-17 - 0985e1a - lavcore 0.13.0 - parseutils.h
0985e1a3
AJ
1301 Add av_parse_color() declared in libavcore/parseutils.h.
1302
343bfdd3 13032010-11-13 - cb2c971 - lavc 52.95.0 - AVCodecContext
c716f917
AJ
1304 Add AVCodecContext.subtitle_header and AVCodecContext.subtitle_header_size
1305 fields.
1306
343bfdd3 13072010-11-13 - 5aaea02 - lavfi 1.62.0 - avfiltergraph.h
5aaea022
SS
1308 Make avfiltergraph.h public.
1309
343bfdd3 13102010-11-13 - 4fcbb2a - lavfi 1.61.0 - avfiltergraph.h
4fcbb2af
SS
1311 Remove declarations from avfiltergraph.h for the functions:
1312 avfilter_graph_check_validity()
1313 avfilter_graph_config_links()
1314 avfilter_graph_config_formats()
1315 which are now internal.
1316 Use avfilter_graph_config() instead.
1317
343bfdd3 13182010-11-08 - d2af720 - lavu 50.33.0 - eval.h
d2af7205
SS
1319 Deprecate functions:
1320 av_parse_and_eval_expr(),
1321 av_parse_expr(),
1322 av_eval_expr(),
1323 av_free_expr(),
1324 in favor of the functions:
1325 av_expr_parse_and_eval(),
1326 av_expr_parse(),
1327 av_expr_eval(),
1328 av_expr_free().
1329
343bfdd3 13302010-11-08 - 24de0ed - lavfi 1.59.0 - avfilter_free()
24de0edb
SS
1331 Rename avfilter_destroy() to avfilter_free().
1332 This change breaks libavfilter API/ABI.
1333
343bfdd3 13342010-11-07 - 1e80a0e - lavfi 1.58.0 - avfiltergraph.h
1e80a0ea
SS
1335 Remove graphparser.h header, move AVFilterInOut and
1336 avfilter_graph_parse() declarations to libavfilter/avfiltergraph.h.
1337
343bfdd3 13382010-11-07 - 7313132 - lavfi 1.57.0 - AVFilterInOut
da6ec07c
SS
1339 Rename field AVFilterInOut.filter to AVFilterInOut.filter_ctx.
1340 This change breaks libavfilter API.
1341
343bfdd3 13422010-11-04 - 97dd1e4 - lavfi 1.56.0 - avfilter_graph_free()
97dd1e4a
SS
1343 Rename avfilter_graph_destroy() to avfilter_graph_free().
1344 This change breaks libavfilter API/ABI.
1345
343bfdd3 13462010-11-04 - e15aeea - lavfi 1.55.0 - avfilter_graph_alloc()
e15aeea6
SS
1347 Add avfilter_graph_alloc() to libavfilter/avfiltergraph.h.
1348
343bfdd3 13492010-11-02 - 6f84cd1 - lavcore 0.12.0 - av_get_bits_per_sample_fmt()
6f84cd12
SS
1350 Add av_get_bits_per_sample_fmt() to libavcore/samplefmt.h and
1351 deprecate av_get_bits_per_sample_format().
1352
343bfdd3 13532010-11-02 - d63e456 - lavcore 0.11.0 - samplefmt.h
d63e456a
SS
1354 Add sample format functions in libavcore/samplefmt.h:
1355 av_get_sample_fmt_name(),
1356 av_get_sample_fmt(),
1357 av_get_sample_fmt_string(),
1358 and deprecate the corresponding libavcodec/audioconvert.h functions:
1359 avcodec_get_sample_fmt_name(),
1360 avcodec_get_sample_fmt(),
1361 avcodec_sample_fmt_string().
1362
343bfdd3 13632010-11-02 - 262d1c5 - lavcore 0.10.0 - samplefmt.h
262d1c5d
SS
1364 Define enum AVSampleFormat in libavcore/samplefmt.h, deprecate enum
1365 SampleFormat.
1366
343bfdd3 13672010-10-16 - 2a24df9 - lavfi 1.52.0 - avfilter_graph_config()
2a24df93
SS
1368 Add the function avfilter_graph_config() in avfiltergraph.h.
1369
343bfdd3 13702010-10-15 - 03700d3 - lavf 52.83.0 - metadata API
03700d39
AK
1371 Change demuxers to export metadata in generic format and
1372 muxers to accept generic format. Deprecate the public
1373 conversion API.
1374
343bfdd3 13752010-10-10 - 867ae7a - lavfi 1.49.0 - AVFilterLink.time_base
77611295
SS
1376 Add time_base field to AVFilterLink.
1377
343bfdd3 13782010-09-27 - c85eef4 - lavu 50.31.0 - av_set_options_string()
c6625ad5
SS
1379 Move av_set_options_string() from libavfilter/parseutils.h to
1380 libavutil/opt.h.
1381
343bfdd3 13822010-09-27 - acc0490 - lavfi 1.47.0 - AVFilterLink
4ecf1539
SS
1383 Make the AVFilterLink fields srcpad and dstpad store the pointers to
1384 the source and destination pads, rather than their indexes.
1385
343bfdd3 13862010-09-27 - 372e288 - lavu 50.30.0 - av_get_token()
b3dd5e59
SS
1387 Move av_get_token() from libavfilter/parseutils.h to
1388 libavutil/avstring.h.
1389
343bfdd3 13902010-09-26 - 635d4ae - lsws 0.12.0 - swscale.h
c5812793
SS
1391 Add the functions sws_alloc_context() and sws_init_context().
1392
343bfdd3 13932010-09-26 - 6ed0404 - lavu 50.29.0 - opt.h
41f87daa
SS
1394 Move libavcodec/opt.h to libavutil/opt.h.
1395
343bfdd3 13962010-09-24 - 1c1c80f - lavu 50.28.0 - av_log_set_flags()
1c1c80f0
MN
1397 Default of av_log() changed due to many problems to the old no repeat
1398 detection. Read the docs of AV_LOG_SKIP_REPEATED in log.h before
1399 enabling it for your app!.
1400
343bfdd3 14012010-09-24 - f66eb58 - lavc 52.90.0 - av_opt_show2()
07cac2a0
SS
1402 Deprecate av_opt_show() in favor or av_opt_show2().
1403
343bfdd3 14042010-09-14 - bc6f0af - lavu 50.27.0 - av_popcount()
07cac2a0
SS
1405 Add av_popcount() to libavutil/common.h.
1406
343bfdd3 14072010-09-08 - c6c98d0 - lavu 50.26.0 - av_get_cpu_flags()
15cae5e6
SS
1408 Add av_get_cpu_flags().
1409
343bfdd3 14102010-09-07 - 34017fd - lavcore 0.9.0 - av_image_copy()
16bacad4
SS
1411 Add av_image_copy().
1412
343bfdd3 14132010-09-07 - 9686abb - lavcore 0.8.0 - av_image_copy_plane()
16bacad4
SS
1414 Add av_image_copy_plane().
1415
343bfdd3 14162010-09-07 - 9b7269e - lavcore 0.7.0 - imgutils.h
1904035b
SS
1417 Adopt hierarchical scheme for the imgutils.h function names,
1418 deprecate the old names.
1419
343bfdd3 14202010-09-04 - 7160bb7 - lavu 50.25.0 - AV_CPU_FLAG_*
47806f41
SS
1421 Deprecate the FF_MM_* flags defined in libavcodec/avcodec.h in favor
1422 of the AV_CPU_FLAG_* flags defined in libavutil/cpu.h.
1423
343bfdd3 14242010-08-26 - 5da19b5 - lavc 52.87.0 - avcodec_get_channel_layout()
798dc641
SS
1425 Add avcodec_get_channel_layout() in audioconvert.h.
1426
343bfdd3 14272010-08-20 - e344336 - lavcore 0.6.0 - av_fill_image_max_pixsteps()
26553088
SS
1428 Rename av_fill_image_max_pixstep() to av_fill_image_max_pixsteps().
1429
343bfdd3 14302010-08-18 - a6ddf8b - lavcore 0.5.0 - av_fill_image_max_pixstep()
33d2e7b3
SS
1431 Add av_fill_image_max_pixstep() in imgutils.h.
1432
343bfdd3 14332010-08-17 - 4f2d2e4 - lavu 50.24.0 - AV_NE()
7f38d28c
SS
1434 Add the AV_NE macro.
1435
343bfdd3 14362010-08-17 - ad2c950 - lavfi 1.36.0 - audio framework
3f52a907
SS
1437 Implement AVFilterBufferRefAudioProps struct for audio properties,
1438 get_audio_buffer(), filter_samples() functions and related changes.
1439
343bfdd3 14402010-08-12 - 81c1eca - lavcore 0.4.0 - av_get_image_linesize()
d1a04371
SS
1441 Add av_get_image_linesize() in imgutils.h.
1442
343bfdd3 14432010-08-11 - c1db7bf - lavfi 1.34.0 - AVFilterBufferRef
5bf840c4
SS
1444 Resize data and linesize arrays in AVFilterBufferRef to 8.
1445
1446 This change breaks libavfilter API/ABI.
1447
343bfdd3 14482010-08-11 - 9f08d80 - lavc 52.85.0 - av_picture_data_copy()
c6a34954
SS
1449 Add av_picture_data_copy in avcodec.h.
1450
343bfdd3 14512010-08-11 - 84c0386 - lavfi 1.33.0 - avfilter_open()
c7c7feaa
SS
1452 Change avfilter_open() signature:
1453 AVFilterContext *avfilter_open(AVFilter *filter, const char *inst_name) ->
1454 int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name);
1455
1456 This change breaks libavfilter API/ABI.
1457
343bfdd3 14582010-08-11 - cc80caf - lavfi 1.32.0 - AVFilterBufferRef
ad0d70c9
SS
1459 Add a type field to AVFilterBufferRef, and move video specific
1460 properties to AVFilterBufferRefVideoProps.
1461
4bf2d6e8 1462 This change breaks libavfilter API/ABI.
ad0d70c9 1463
343bfdd3 14642010-08-07 - 5d4890d - lavfi 1.31.0 - AVFilterLink
711d14cf
SS
1465 Rename AVFilterLink fields:
1466 AVFilterLink.srcpic -> AVFilterLink.src_buf
1467 AVFilterLink.cur_pic -> AVFilterLink.cur_buf
1468 AVFilterLink.outpic -> AVFilterLink.out_buf
1469
343bfdd3 14702010-08-07 - 7fce481 - lavfi 1.30.0
711d14cf
SS
1471 Rename functions and fields:
1472 avfilter_(un)ref_pic -> avfilter_(un)ref_buffer
1473 avfilter_copy_picref_props -> avfilter_copy_buffer_ref_props
1474 AVFilterBufferRef.pic -> AVFilterBufferRef.buffer
1475
343bfdd3 14762010-08-07 - ecc8dad - lavfi 1.29.0 - AVFilterBufferRef
711d14cf
SS
1477 Rename AVFilterPicRef to AVFilterBufferRef.
1478
343bfdd3 14792010-08-07 - d54e094 - lavfi 1.28.0 - AVFilterBuffer
e11b104a
SS
1480 Move format field from AVFilterBuffer to AVFilterPicRef.
1481
343bfdd3 14822010-08-06 - bf176f5 - lavcore 0.3.0 - av_check_image_size()
71cb41db
SS
1483 Deprecate avcodec_check_dimensions() in favor of the function
1484 av_check_image_size() defined in libavcore/imgutils.h.
1485
343bfdd3 14862010-07-30 - 56b5e9d - lavfi 1.27.0 - AVFilterBuffer
92dd4959
SS
1487 Increase size of the arrays AVFilterBuffer.data and
1488 AVFilterBuffer.linesize from 4 to 8.
1489
1490 This change breaks libavfilter ABI.
1491
343bfdd3 14922010-07-29 - e7bd48a - lavcore 0.2.0 - imgutils.h
3dec10cd
SS
1493 Add functions av_fill_image_linesizes() and
1494 av_fill_image_pointers(), declared in libavcore/imgutils.h.
1495
343bfdd3 14962010-07-27 - 126b638 - lavcore 0.1.0 - parseutils.h
fa8ead00
SS
1497 Deprecate av_parse_video_frame_size() and av_parse_video_frame_rate()
1498 defined in libavcodec in favor of the newly added functions
1499 av_parse_video_size() and av_parse_video_rate() declared in
1500 libavcore/parseutils.h.
1501
343bfdd3 15022010-07-23 - 4485247 - lavu 50.23.0 - mathematics.h
c257c752
SS
1503 Add the M_PHI constant definition.
1504
343bfdd3 15052010-07-22 - bdab614 - lavfi 1.26.0 - media format generalization
73642926
SS
1506 Add a type field to AVFilterLink.
1507
1508 Change the field types:
1509 enum PixelFormat format -> int format in AVFilterBuffer
1510 enum PixelFormat *formats -> int *formats in AVFilterFormats
1511 enum PixelFormat *format -> int format in AVFilterLink
1512
1513 Change the function signatures:
1514 AVFilterFormats *avfilter_make_format_list(const enum PixelFormat *pix_fmts); ->
1515 AVFilterFormats *avfilter_make_format_list(const int *fmts);
1516
1517 int avfilter_add_colorspace(AVFilterFormats **avff, enum PixelFormat pix_fmt); ->
1518 int avfilter_add_format (AVFilterFormats **avff, int fmt);
1519
1520 AVFilterFormats *avfilter_all_colorspaces(void); ->
1521 AVFilterFormats *avfilter_all_formats (enum AVMediaType type);
1522
1523 This change breaks libavfilter API/ABI.
1524
343bfdd3 15252010-07-21 - aac6ca6 - lavcore 0.0.0
a33e0365
SS
1526 Add libavcore.
1527
343bfdd3 15282010-07-17 - b5c582f - lavfi 1.25.0 - AVFilterBuffer
8e9d9308
SS
1529 Remove w and h fields from AVFilterBuffer.
1530
343bfdd3 15312010-07-17 - f0d77b2 - lavfi 1.24.0 - AVFilterBuffer
9840147d
SS
1532 Rename AVFilterPic to AVFilterBuffer.
1533
343bfdd3 15342010-07-17 - 57fe80f - lavf 52.74.0 - url_fskip()
57fe80fe
MS
1535 Make url_fskip() return an int error code instead of void.
1536
343bfdd3 15372010-07-11 - 23940f1 - lavc 52.83.0
6f5ac9c1 1538 Add AVCodecContext.lpc_type and AVCodecContext.lpc_passes fields.
23940f14
JR
1539 Add AVLPCType enum.
1540 Deprecate AVCodecContext.use_lpc.
1541
343bfdd3 15422010-07-11 - e1d7c88 - lavc 52.82.0 - avsubtitle_free()
e1d7c883
RD
1543 Add a function for free the contents of a AVSubtitle generated by
1544 avcodec_decode_subtitle.
1545
343bfdd3 15462010-07-11 - b91d08f - lavu 50.22.0 - bswap.h and intreadwrite.h
617d56ca
SS
1547 Make the bswap.h and intreadwrite.h API public.
1548
343bfdd3 15492010-07-08 - ce1cd1c - lavu 50.21.0 - pixdesc.h
52706b95
SS
1550 Rename read/write_line() to av_read/write_image_line().
1551
343bfdd3 15522010-07-07 - 4d508e4 - lavfi 1.21.0 - avfilter_copy_picref_props()
16400da6 1553 Add avfilter_copy_picref_props().
52706b95 1554
343bfdd3 15552010-07-03 - 2d525ef - lavc 52.79.0
16400da6
SS
1556 Add FF_COMPLIANCE_UNOFFICIAL and change all instances of
1557 FF_COMPLIANCE_INOFFICIAL to use FF_COMPLIANCE_UNOFFICIAL.
34171e87 1558
343bfdd3 15592010-07-02 - 89eec74 - lavu 50.20.0 - lfg.h
13088d27
RP
1560 Export av_lfg_init(), av_lfg_get(), av_mlfg_get(), and av_bmg_get() through
1561 lfg.h.
1562
343bfdd3 15632010-06-28 - a52e2c3 - lavfi 1.20.1 - av_parse_color()
6951515c
SS
1564 Extend av_parse_color() syntax, make it accept an alpha value specifier and
1565 set the alpha value to 255 by default.
1566
343bfdd3 15672010-06-22 - 735cf6b - lavf 52.71.0 - URLProtocol.priv_data_size, priv_data_class
16400da6 1568 Add priv_data_size and priv_data_class to URLProtocol.
58cc11c7 1569
343bfdd3 15702010-06-22 - ffbb289 - lavf 52.70.0 - url_alloc(), url_connect()
16400da6 1571 Add url_alloc() and url_connect().
4636f115 1572
343bfdd3 15732010-06-22 - 9b07a2d - lavf 52.69.0 - av_register_protocol2()
16400da6 1574 Add av_register_protocol2(), deprecating av_register_protocol().
6c4cbc8d 1575
343bfdd3 15762010-06-09 - 65db058 - lavu 50.19.0 - av_compare_mod()
276b45af
SS
1577 Add av_compare_mod() to libavutil/mathematics.h.
1578
343bfdd3 15792010-06-05 - 0b99215 - lavu 50.18.0 - eval API
4cd5100c
SS
1580 Make the eval API public.
1581
343bfdd3 15822010-06-04 - 31878fc - lavu 50.17.0 - AV_BASE64_SIZE
6532c6f9
SS
1583 Add AV_BASE64_SIZE() macro.
1584
343bfdd3 15852010-06-02 - 7e566bb - lavc 52.73.0 - av_get_codec_tag_string()
2a00992f
SS
1586 Add av_get_codec_tag_string().
1587
343bfdd3 15882010-06-01 - 2b99142 - lsws 0.11.0 - convertPalette API
16400da6 1589 Add sws_convertPalette8ToPacked32() and sws_convertPalette8ToPacked24().
7f464a0a 1590
343bfdd3 15912010-05-26 - 93ebfee - lavc 52.72.0 - CODEC_CAP_EXPERIMENTAL
fe9c2007 1592 Add CODEC_CAP_EXPERIMENTAL flag.
95c851e2 1593 NOTE: this was backported to 0.6
fe9c2007 1594
343bfdd3 15952010-05-23 - 9977863 - lavu 50.16.0 - av_get_random_seed()
16400da6 1596 Add av_get_random_seed().
cca68a54 1597
343bfdd3 15982010-05-18 - 796ac23 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT
16400da6 1599 Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags.
95c851e2 1600 NOTE: this was backported to 0.6
b724102a 1601
343bfdd3 16022010-05-09 - b6bc205 - lavfi 1.20.0 - AVFilterPicRef
fc25c049
SS
1603 Add interlaced and top_field_first fields to AVFilterPicRef.
1604
95c851e2
AK
1605------------------------------8<-------------------------------------
1606 0.6 branch was cut here
1607----------------------------->8--------------------------------------
1608
343bfdd3 16092010-05-01 - 8e2ee18 - lavf 52.62.0 - probe function
d0eb2b78
RD
1610 Add av_probe_input_format2 to API, it allows ignoring probe
1611 results below given score and returns the actual probe score.
1612
343bfdd3 16132010-04-01 - 3dd6180 - lavf 52.61.0 - metadata API
3dd6180f
AK
1614 Add a flag for av_metadata_set2() to disable overwriting of
1615 existing tags.
1616
343bfdd3 16172010-04-01 - 0fb49b5 - lavc 52.66.0
16400da6 1618 Add avcodec_get_edge_width().
0fb49b59 1619
343bfdd3 16202010-03-31 - d103218 - lavc 52.65.0
c846a984
RB
1621 Add avcodec_copy_context().
1622
343bfdd3 16232010-03-31 - 1a70d12 - lavf 52.60.0 - av_match_ext()
e33f1fa0
SS
1624 Make av_match_ext() public.
1625
343bfdd3 16262010-03-31 - 1149150 - lavu 50.14.0 - AVMediaType
fc8b1075
SS
1627 Move AVMediaType enum from libavcodec to libavutil.
1628
343bfdd3 16292010-03-31 - 72415b2 - lavc 52.64.0 - AVMediaType
fc8b1075
SS
1630 Define AVMediaType enum, and use it instead of enum CodecType, which
1631 is deprecated and will be dropped at the next major bump.
1632
343bfdd3 16332010-03-25 - 8795823 - lavu 50.13.0 - av_strerror()
82ba847e
SS
1634 Implement av_strerror().
1635
343bfdd3 16362010-03-23 - e1484eb - lavc 52.60.0 - av_dct_init()
16400da6 1637 Support DCT-I and DST-I.
e1484ebe 1638
343bfdd3 16392010-03-15 - b8819c8 - lavf 52.56.0 - AVFormatContext.start_time_realtime
a5b3d34b
MS
1640 Add AVFormatContext.start_time_realtime field.
1641
343bfdd3 16422010-03-13 - 5bb5c1d - lavfi 1.18.0 - AVFilterPicRef.pos
8955a324
SS
1643 Add AVFilterPicRef.pos field.
1644
343bfdd3 16452010-03-13 - 60c144f - lavu 50.12.0 - error.h
99de2b59
SS
1646 Move error code definitions from libavcodec/avcodec.h to
1647 the new public header libavutil/error.h.
1648
343bfdd3 16492010-03-07 - c709483 - lavc 52.56.0 - avfft.h
c7094831
MR
1650 Add public FFT interface.
1651
343bfdd3 16522010-03-06 - ac6ef86 - lavu 50.11.0 - av_stristr()
c18fb631
SS
1653 Add av_stristr().
1654
343bfdd3 16552010-03-03 - 4b83fc0 - lavu 50.10.0 - av_tree_enumerate()
4b83fc0f
VS
1656 Add av_tree_enumerate().
1657
343bfdd3 16582010-02-07 - b687c1a - lavu 50.9.0 - av_compare_ts()
fbef7a76
SS
1659 Add av_compare_ts().
1660
343bfdd3 16612010-02-05 - 3f3dc76 - lsws 0.10.0 - sws_getCoefficients()
e49407ee
SS
1662 Add sws_getCoefficients().
1663
343bfdd3 16642010-02-01 - ca76a11 - lavf 52.50.0 - metadata API
ca76a119
AK
1665 Add a list of generic tag names, change 'author' -> 'artist',
1666 'year' -> 'date'.
1667
343bfdd3 16682010-01-30 - 80a07f6 - lavu 50.8.0 - av_get_pix_fmt()
14ace37e
SS
1669 Add av_get_pix_fmt().
1670
343bfdd3 16712010-01-21 - 01cc47d - lsws 0.9.0 - sws_scale()
e49407ee
SS
1672 Change constness attributes of sws_scale() parameters.
1673
343bfdd3 16742010-01-10 - 3fb8e77 - lavfi 1.15.0 - avfilter_graph_config_links()
2d187e23
SS
1675 Add a log_ctx parameter to avfilter_graph_config_links().
1676
343bfdd3 16772010-01-07 - 8e9767f - lsws 0.8.0 - sws_isSupported{In,Out}put()
1c790092 1678 Add sws_isSupportedInput() and sws_isSupportedOutput() functions.
715cff9a 1679
343bfdd3 16802010-01-06 - c1d662f - lavfi 1.14.0 - avfilter_add_colorspace()
1e289b09
SS
1681 Change the avfilter_add_colorspace() signature, make it accept an
1682 (AVFilterFormats **) rather than an (AVFilterFormats *) as before.
1683
343bfdd3 16842010-01-03 - 4fd1f18 - lavfi 1.13.0 - avfilter_add_colorspace()
a2b16627
SS
1685 Add avfilter_add_colorspace().
1686
343bfdd3 16872010-01-02 - 8eb631f - lavf 52.46.0 - av_match_ext()
79c2f2d3
SS
1688 Add av_match_ext(), it should be used in place of match_ext().
1689
343bfdd3 16902010-01-01 - a1f547b - lavf 52.45.0 - av_guess_format()
bb1a8793
SS
1691 Add av_guess_format(), it should be used in place of guess_format().
1692
343bfdd3 16932009-12-13 - a181981 - lavf 52.43.0 - metadata API
16400da6
SS
1694 Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and
1695 AV_METADATA_DONT_STRDUP_VAL.
b8f11ec8 1696
343bfdd3 16972009-12-13 - 277c733 - lavu 50.7.0 - avstring.h API
f69d394f 1698 Add av_d2str().
60a92a77 1699
343bfdd3 17002009-12-13 - 02b398e - lavc 52.42.0 - AVStream
f69d394f 1701 Add avg_frame_rate.
c3d15329 1702
343bfdd3 17032009-12-12 - 3ba69a1 - lavu 50.6.0 - av_bmg_next()
54c24216
SS
1704 Introduce the av_bmg_next() function.
1705
343bfdd3 17062009-12-05 - a13a543 - lavfi 1.12.0 - avfilter_draw_slice()
11f6d098
SS
1707 Add a slice_dir parameter to avfilter_draw_slice().
1708
343bfdd3 17092009-11-26 - 4cc3f6a - lavfi 1.11.0 - AVFilter
7cab9a66
SS
1710 Remove the next field from AVFilter, this is not anymore required.
1711
343bfdd3 17122009-11-25 - 1433c4a - lavfi 1.10.0 - avfilter_next()
b5a683eb
SS
1713 Introduce the avfilter_next() function.
1714
343bfdd3 17152009-11-25 - 86a60fa - lavfi 1.9.0 - avfilter_register()
73e2247d
SS
1716 Change the signature of avfilter_register() to make it return an
1717 int. This is required since now the registration operation may fail.
1718
343bfdd3 17192009-11-25 - 74a0059 - lavu 50.5.0 - pixdesc.h API
d0df2fcc
SS
1720 Make the pixdesc.h API public.
1721
343bfdd3 17222009-10-27 - 243110f - lavfi 1.5.0 - AVFilter.next
290d4a44
SS
1723 Add a next field to AVFilter, this is used for simplifying the
1724 registration and management of the registered filters.
1725
343bfdd3 17262009-10-23 - cccd292 - lavfi 1.4.1 - AVFilter.description
54116673 1727 Add a description field to AVFilter.
01537e9f 1728
343bfdd3 17292009-10-19 - 6b5dc05 - lavfi 1.3.0 - avfilter_make_format_list()
027e85d8
SS
1730 Change the interface of avfilter_make_format_list() from
1731 avfilter_make_format_list(int n, ...) to
1732 avfilter_make_format_list(enum PixelFormat *pix_fmts).
1733
343bfdd3 17342009-10-18 - 0eb4ff9 - lavfi 1.0.0 - avfilter_get_video_buffer()
c3b27a3d
SS
1735 Make avfilter_get_video_buffer() recursive and add the w and h
1736 parameters to it.
1737
343bfdd3 17382009-10-07 - 46c40e4 - lavfi 0.5.1 - AVFilterPic
227d1b98 1739 Add w and h fields to AVFilterPic.
04670366 1740
343bfdd3 17412009-06-22 - 92400be - lavf 52.34.1 - AVFormatContext.packet_size
b394438e
RB
1742 This is now an unsigned int instead of a signed int.
1743
343bfdd3 17442009-06-19 - a4276ba - lavc 52.32.0 - AVSubtitle.pts
227d1b98
DB
1745 Add a pts field to AVSubtitle which gives the subtitle packet pts
1746 in AV_TIME_BASE. Some subtitle de-/encoders (e.g. XSUB) will
4bbe788a
RD
1747 not work right without this.
1748
343bfdd3 17492009-06-03 - 8f3f2e0 - lavc 52.30.2 - AV_PKT_FLAG_KEY
227d1b98 1750 PKT_FLAG_KEY has been deprecated and will be dropped at the next
8f3f2e06
RD
1751 major version. Use AV_PKT_FLAG_KEY instead.
1752
343bfdd3 17532009-06-01 - f988ce6 - lavc 52.30.0 - av_lockmgr_register()
f988ce6c
1754 av_lockmgr_register() can be used to register a callback function
1755 that lavc (and in the future, libraries that depend on lavc) can use
1756 to implement mutexes. The application should provide a callback function
227d1b98
DB
1757 that implements the AV_LOCK_* operations described in avcodec.h.
1758 When the lock manager is registered, FFmpeg is guaranteed to behave
1759 correctly in a multi-threaded application.
f988ce6c 1760
343bfdd3 17612009-04-30 - ce1d9c8 - lavc 52.28.0 - av_free_packet()
52bcc8e1
RP
1762 av_free_packet() is no longer an inline function. It is now exported.
1763
343bfdd3 17642009-04-11 - 80d403f - lavc 52.25.0 - deprecate av_destruct_packet_nofree()
0c13bbf5
RD
1765 Please use NULL instead. This has been supported since r16506
1766 (lavf > 52.23.1, lavc > 52.10.0).
1767
343bfdd3 17682009-04-07 - 7a00bba - lavc 52.23.0 - avcodec_decode_video/audio/subtitle
2851d225
RB
1769 The old decoding functions are deprecated, all new code should use the
1770 new functions avcodec_decode_video2(), avcodec_decode_audio3() and
1771 avcodec_decode_subtitle2(). These new functions take an AVPacket *pkt
1772 argument instead of a const uint8_t *buf / int buf_size pair.
1773
343bfdd3 17742009-04-03 - 7b09db3 - lavu 50.3.0 - av_fifo_space()
b1516707
SS
1775 Introduce the av_fifo_space() function.
1776
343bfdd3 17772009-04-02 - fabd246 - lavc 52.23.0 - AVPacket
dd3bbb49
SS
1778 Move AVPacket declaration from libavformat/avformat.h to
1779 libavcodec/avcodec.h.
1780
343bfdd3 17812009-03-22 - 6e08ca9 - lavu 50.2.0 - RGB32 pixel formats
227d1b98
DB
1782 Convert the pixel formats PIX_FMT_ARGB, PIX_FMT_RGBA, PIX_FMT_ABGR,
1783 PIX_FMT_BGRA, which were defined as macros, into enum PixelFormat values.
1784 Conversely PIX_FMT_RGB32, PIX_FMT_RGB32_1, PIX_FMT_BGR32 and
1785 PIX_FMT_BGR32_1 are now macros.
1786 avcodec_get_pix_fmt() now recognizes the "rgb32" and "bgr32" aliases.
f3370e14 1787 Re-sort the enum PixelFormat list accordingly.
5a43bbc3
SS
1788 This change breaks API/ABI backward compatibility.
1789
343bfdd3 17902009-03-22 - f82674e - lavu 50.1.0 - PIX_FMT_RGB5X5 endian variants
dd3bbb49
SS
1791 Add the enum PixelFormat values:
1792 PIX_FMT_RGB565BE, PIX_FMT_RGB565LE, PIX_FMT_RGB555BE, PIX_FMT_RGB555LE,
1793 PIX_FMT_BGR565BE, PIX_FMT_BGR565LE, PIX_FMT_BGR555BE, PIX_FMT_BGR555LE.
1794
343bfdd3 17952009-03-21 - ee6624e - lavu 50.0.0 - av_random*
c8f742ca
DB
1796 The Mersenne Twister PRNG implemented through the av_random* functions
1797 was removed. Use the lagged Fibonacci PRNG through the av_lfg* functions
1798 instead.
1799
343bfdd3 18002009-03-08 - 41dd680 - lavu 50.0.0 - AVFifoBuffer
889cdae8
DB
1801 av_fifo_init, av_fifo_read, av_fifo_write and av_fifo_realloc were dropped
1802 and replaced by av_fifo_alloc, av_fifo_generic_read, av_fifo_generic_write
1803 and av_fifo_realloc2.
1804 In addition, the order of the function arguments of av_fifo_generic_read
227d1b98 1805 was changed to match av_fifo_generic_write.
889cdae8
DB
1806 The AVFifoBuffer/struct AVFifoBuffer may only be used in an opaque way by
1807 applications, they may not use sizeof() or directly access members.
22d4f236 1808
343bfdd3 18092009-03-01 - ec26457 - lavf 52.31.0 - Generic metadata API
889cdae8
DB
1810 Introduce a new metadata API (see av_metadata_get() and friends).
1811 The old API is now deprecated and should not be used anymore. This especially
429d6b21 1812 includes the following structure fields:
38ce707e
AJ
1813 - AVFormatContext.title
1814 - AVFormatContext.author
1815 - AVFormatContext.copyright
1816 - AVFormatContext.comment
1817 - AVFormatContext.album
1818 - AVFormatContext.year
1819 - AVFormatContext.track
1820 - AVFormatContext.genre
1821 - AVStream.language
1822 - AVStream.filename
1823 - AVProgram.provider_name
1824 - AVProgram.name
1825 - AVChapter.title