aarch64: Add assembly support for -fsanitize=hwaddress tagged globals.
[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: 2017-03-23
6libavdevice: 2017-03-23
7libavfilter: 2017-03-23
8libavformat: 2017-03-23
9libavresample: 2017-03-23
10libswscale: 2017-03-23
11libavutil: 2017-03-23
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12
13
14API changes, most recent first:
4926fa9a 15
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162018-xx-xx - xxxxxxx - lavu 56.8.0 - pixfmt.h
17 Add AV_PIX_FMT_GRAY10(LE/BE).
18
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192018-xx-xx - xxxxxxx - lavc 58.10.0 - avcodec.h
20 Add av_bsf_flush().
21
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222018-02-xx - xxxxxxx - lavfi 7.1.0 - avfilter.h
23 Add AVFilterContext.extra_hw_frames.
24
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252018-02-xx - xxxxxxx - lavc 58.9.0 - avcodec.h
26 Add AVCodecContext.extra_hw_frames.
27
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282017-xx-xx - xxxxxxx - lavc 58.8.0 - avcodec.h
29 Add const to AVCodecContext.hwaccel.
30
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312017-xx-xx - xxxxxxx - lavc 58.7.0 - avcodec.h
32 Deprecate user visibility of the AVHWAccel structure and the functions
33 av_register_hwaccel() and av_hwaccel_next().
34
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352017-xx-xx - xxxxxxx - lavc 58.6.0 - avcodec.h
36 Add AVCodecHWConfig and avcodec_get_hw_config().
37
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382017-xx-xx - xxxxxxx - lavu 56.7.0 - stereo3d.h
39 Add view field to AVStereo3D structure and AVStereo3DView enum.
40
b46a77f1 412017-xx-xx - xxxxxxx - lavc 58.5.0 - avcodec.h
42 Add avcodec_get_hw_frames_parameters().
43
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442017-xx-xx - xxxxxxx - lavu 56.6.0 - pixdesc.h
45 Add av_color_range_from_name(), av_color_primaries_from_name(),
46 av_color_transfer_from_name(), av_color_space_from_name(), and
47 av_chroma_location_from_name().
48
173b5621 492016-xx-xx - xxxxxxx - lavf 58.1.0 - avio.h
50 Add avio_read_partial().
51
45df7adc 522017-xx-xx - xxxxxxx - lavu 56.4.0 - imgutils.h
53 Add av_image_fill_black().
54
47399ccd 552017-xx-xx - xxxxxxx - lavu 56.3.0 - frame.h
56 Add av_frame_apply_cropping().
57
f9e7a2f9 582017-xx-xx - xxxxxxx - lavc 58.4.0 - avcodec.h
59 DXVA2 and D3D11 hardware accelerated decoding now supports the new hwaccel API,
60 which can create the decoder context and allocate hardware frame automatically.
61 See AVCodecContext.hw_device_ctx and AVCodecContext.hw_frames_ctx. For D3D11,
62 the new AV_PIX_FMT_D3D11 pixfmt must be used with the new API.
63
fff90422 642017-xx-xx - xxxxxxx - lavu 56.2.0 - hwcontext.h
65 Add AV_HWDEVICE_TYPE_D3D11VA and AV_PIX_FMT_D3D11.
66
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672017-04-30 - xxxxxxx - lavu 56.1.1 - hwcontext.h
68 av_hwframe_ctx_create_derived() now takes some AV_HWFRAME_MAP_* combination
69 as its flags argument (which was previously unused).
70
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712017-04-xx - xxxxxxx - lavu 56.1.0 - spherical.h
72 Add av_spherical_projection_name() and av_spherical_from_name().
73
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742017-04-26 - xxxxxxx - lavc 58.3.1 - avcodec.h
75 Add AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH.
76
16a163b5 772017-03-xx - xxxxxxx - lavc 57.37.0 - avcodec.h
78 Add AVCodecContext.hwaccel_flags field. This will control some hwaccels at
79 a later point.
80
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812017-03-xx - xxxxxxx - lavu 55.35.0 - hwcontext.h
82 Add AV_HWDEVICE_TYPE_NONE, av_hwdevice_find_type_by_name(),
83 av_hwdevice_get_type_name() and av_hwdevice_iterate_types().
84
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852017-03-xx - xxxxxxx - lavu 55.34.0 - hwcontext.h
86 Add av_hwdevice_ctx_create_derived().
87
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882017-02-10 - xxxxxxx - lavu 55.33.0 - spherical.h
89 Add AV_SPHERICAL_EQUIRECTANGULAR_TILE, av_spherical_tile_bounds(),
90 and projection-specific properties (bound_left, bound_top, bound_right,
91 bound_bottom, padding) to AVSphericalMapping.
92
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932017-xx-xx - xxxxxxx - lavc 57.34.0 - avcodec.h
94 Add AVCodecContext.hw_device_ctx.
95
04f3bd34 962017-02-11 - xxxxxxx - lavu 55.32.0 - frame.h
97 Add AVFrame.opaque_ref.
98
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992017-02-xx - xxxxxxx - lavu 55.31.1 - frame.h
100 Allow passing the value of 0 (meaning "automatic") as the required alignment
101 to av_frame_get_buffer().
102
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1032017-02-xx - xxxxxxx - lavu 55.31.0 - cpu.h
104 Add av_cpu_max_align() for querying maximum required data alignment.
105
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1062016-xx-xx - xxxxxxx - lavf 57.11.0 - avio.h
107 Add avio_context_free(). From now on it must be used for freeing AVIOContext.
108
577326d4 1092017-02-01 - xxxxxxx - lavc - avcodec.h
110 Deprecate AVCodecContext.refcounted_frames. This was useful for deprecated
111 API only (avcodec_decode_video2/avcodec_decode_audio4). The new decode APIs
112 (avcodec_send_packet/avcodec_receive_frame) always work with reference
113 counted frames.
114
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1152016-xx-xx - xxxxxxx - lavc 57.31.0 - avcodec.h
116 Add AVCodecContext.apply_cropping to control whether cropping
117 is handled by libavcodec or the caller.
118
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1192016-xx-xx - xxxxxxx - lavu 55.30.0 - frame.h
120 Add AVFrame.crop_left/right/top/bottom fields for attaching cropping
121 information to video frames.
122
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124 Change av_sha_update() and av_md5_sum()/av_md5_update() length
125 parameter type to size_t at next major bump.
126
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1272016-xx-xx - xxxxxxx - lavc 57.29.0 - avcodec.h
128 Add AV_PKT_DATA_SPHERICAL packet side data to export AVSphericalMapping
129 information from containers.
130
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1312016-xx-xx - xxxxxxx - lavu 55.30.0 - spherical.h
132 Add AV_FRAME_DATA_SPHERICAL value, av_spherical_alloc() API and
133 AVSphericalMapping type to export and describe spherical video properties.
134
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1352016-xx-xx - xxxxxxx - lavf 57.10.0 - avformat.h
136 Add av_stream_add_side_data().
137
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1382016-xx-xx - xxxxxxx - lavu 55.28.0 - pixfmt.h
139 Add AV_PIX_FMT_GRAY12(LE/BE).
140
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1412016-xx-xx - xxxxxxx - lavu 55.27.0 - hwcontext.h
142 Add av_hwframe_map() and associated AV_HWFRAME_MAP_* flags.
143 Add av_hwframe_ctx_create_derived().
144
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1452016-xx-xx - xxxxxxx - lavu 55.25.0 - pixfmt.h
146 Add AV_PIX_FMT_GBRAP12(LE/BE).
147
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1482016-xx-xx - xxxxxxx - lavu 55.24.0 - pixfmt.h
149 Add AV_PIX_FMT_GBRP12(LE/BE).
150
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1512016-xx-xx - xxxxxxx - lavu 55.23.0 - hwcontext_vaapi.h
152 Add AV_VAAPI_DRIVER_QUIRK_ATTRIB_MEMTYPE.
153
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1542016-xx-xx - xxxxxxx - lavf 57.08.0 - avio.h
155 Add AVIO_SEEKABLE_TIME flag.
156
0e8d1fc1 1572016-xx-xx - xxxxxxx - lavu 55.22.0 - pixfmt.h
e7e5be86 158 Add AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, and AV_PIX_FMT_YUV444P12.
0e8d1fc1 159
6c09af7e 1602016-xx-xx - xxxxxxx - lavc 57.27.0 - avcodec.h
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161 Add FF_PROFILE_HEVC_REXT, the extended pixel format profile for HEVC.
162
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1632016-08-24 - xxxxxxx - lavu 55.21.0 - imgutils.h
164 Add av_image_copy_uc_from(), a version of av_image_copy() for copying
165 from GPU mapped memory.
166
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1672016-xx-xx - xxxxxxx - lavc 59.26.0 - vaapi.h
168 Deprecate struct vaapi_context and the vaapi.h installed header.
169 Callers should set AVCodecContext.hw_frames_ctx instead.
170
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171------------------------------8<-------------------------------------
172 12 branch was cut here
173----------------------------->8--------------------------------------
174
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1752016-07-20 - xxxxxxx - lavu 55.20.0 - cpu.h
176 Add AV_CPU_FLAG_SSSE3SLOW.
177
5ece6911 1782016-07-02 - 4926fa9 - lavu 55.19.0 - hwcontext_vaapi.h
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179 Add driver quirks field to VAAPI-specific hwdevice and enum with
180 members AV_VAAPI_DRIVER_QUIRK_* to represent its values.
7f4ec436 181
5ece6911 1822016-07-02 - b7c5f88 - lavu 55.18.0 - pixfmt.h
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183 Add AV_PIX_FMT_P010(LE/BE).
184
5ece6911 1852016-06-21 - 32c8359 - lavc 57.24.0 - avcodec.h
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186 Decoders now export the frame timestamp as AVFrame.pts. It was
187 previously exported as AVFrame.pkt_pts, which is now deprecated.
188
5ece6911 1892016-06-21 - 59e7361 - lavu 55.16.0 - hwcontext.h hwcontext_qsv.h
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190 Add AV_HWDEVICE_TYPE_QSV and a new installed header with QSV-specific
191 hwcontext definitions.
192
5ece6911 1932016-06-21 - e85f6f7 - lavc 57.23.0 - avcodec.h
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194 AVCodecContext.hw_frames_ctx now may be used by decoders.
195
5ece6911 1962016-06-12 - 90f469a - lavc 57.20.0 - avcodec.h
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197 Add FF_PROFILE_H264_MULTIVIEW_HIGH and FF_PROFILE_H264_STEREO_HIGH.
198
5ece6911 1992016-05-26 - 1c9e861 - lavu 55.13.0 - hwcontext.h
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200 Add av_hwdevice_ctx_create().
201
5ece6911 2022016-05-24 - ad61da05 - lavc 57.19.1 - avcodec.h
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203 Adjust values for JPEG 2000 profiles.
204
5ece6911 2052016-05-18 - db7968b - lavf 57.7.0 - avio.h
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206 Add AVIODataMarkerType, write_data_type, ignore_boundary_point and
207 avio_write_marker.
208
5ece6911 2092016-05-17 - 0c4468d - lavu 55.12.0 - opt.h
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210 Add av_stereo3d_type_name() and av_stereo3d_from_name().
211
5ece6911 2122016-05-17 - c46db38 - lavu 55.11.0 - hwcontext_dxva2.h
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213 Add new installed header with DXVA2-specific hwcontext definitions.
214
5ece6911 2152016-03-24 - 564b459 - lavu 55.10.0 - opt.h
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216 Add av_opt_copy().
217
5ece6911 2182016-03-23 - 05f6670 - lavc 57.16.0 - avcodec.h
05f66706 219 Add a new audio/video encoding and decoding API with decoupled input
220 and output -- avcodec_send_packet(), avcodec_receive_frame(),
221 avcodec_send_frame() and avcodec_receive_packet().
222
5ece6911 2232016-03-20 - 33d1898 - lavc 57.15.0 - avcodec.h
33d18982 224 Add a new bitstream filtering API working with AVPackets.
41ed7ab4 225 Deprecate the old bitstream filtering API.
33d18982 226
5ece6911 2272016-03-19 - 07a844f - lavfi 6.3.0 - avfilter.h
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228 Add AVFilterContext.hw_device_ctx.
229
5ece6911 2302016-03-19 - 551c677 - lavu 55.9.0 - hwcontext_vaapi.h
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231 Add new installed header with VAAPI-specific hwcontext definitions.
232
5ece6911 2332016-03-19 - d264c72 - lavu 55.8.0 - pixfmt.h
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234 Deprecate all AV_PIX_FMT_VAAPI_* formats.
235 Replaced by AV_PIX_FMT_VAAPI.
236
5ece6911 2372016-03-19 - b1f01e8 - lavu 55.7.0 - hwcontext.h
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238 Add AVHWFramesConstraints and associated API.
239
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2402016-02-23 - 9200514 - lavf 57.5.0 - avformat.h
241 Add AVStream.codecpar, deprecate AVStream.codec.
242
5ece6911 2432016-02-23 - lavc 57.14.0 - avcodec.h
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244 998e1b8 - Add AVCodecParameters and its related API.
245 a806834 - Add av_get_audio_frame_duration2().
998e1b8f 246
dc4983d7 2472016-02-22 - ec4c483 - lavf 57.4.0 - avformat.h
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248 Add AVFormatContext.protocol_whitelist and protocol_blacklist.
249 Add 'protocol_whitelist' and 'protocol_blacklist' private options for
250 avio_open2().
251
dc4983d7 2522016-02-14 - 7b3214d0 - lavc 57.13.0 - avcodec.h
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253 Add AVCodecContext.hw_frames_ctx.
254
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2552016-02-14 - lavfi 6.2.0 - avfilter.h
256 b3dd30d avfilter.h - Add AVFilterLink.hw_frames_ctx.
257 buffersrc.h - Add AVBufferSrcParameters and functions for handling it.
b3dd30db 258
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2592016-02-14 - lavu 55.6.0
260 721a4ef buffer.h - Add av_buffer_pool_init2().
261 89923e4 hwcontext.h - Add a new installed header hwcontext.h with a new API
89923e41 262 for handling hwaccel frames.
dc4983d7 263 ad884d1 hwcontext_cuda.h - Add a new installed header hwcontext_cuda.h with
ad884d10 264 CUDA-specific hwcontext definitions.
dc4983d7 265 a001ce3 hwcontext_vdpau.h - Add a new installed header hwcontext_vdpau.h with
a001ce31 266 VDPAU-specific hwcontext definitions.
dc4983d7 267 7bc780c pixfmt.h - Add AV_PIX_FMT_CUDA.
721a4efc 268
dc4983d7 2692016-01-24 - 9f61abc - lavf 57.3.0 - avformat.h
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270 Add AVFormatContext.opaque, io_open and io_close, allowing custom IO
271 for muxers and demuxers that open additional files.
272
dc4983d7 2732015-12-12 - 2c68113 - lavc 57.12.0 - avcodec.h
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274 Add AVCodecDescriptor.profiles and avcodec_profile_name().
275
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2762015-12-06 - lavc 57.11.0 - avcodec.h dirac.h
277 31c51f7 - Add av_packet_add_side_data().
278 84adab3 - Add AVCodecContext.coded_side_data.
279 f0b769c - Add AVCPBProperties API.
280 e02de9d - Add a new public header dirac.h containing
e02de9df 281 av_dirac_parse_sequence_header()
31c51f74 282
dc4983d7 2832015-11-20 - 462a54e - lavc 57.9.1 - avcodec.h
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284 Deprecate rtp_callback without replacement, i.e. it won't be possible to
285 get image slices before the full frame is encoded any more. The libavformat
286 rtpenc muxer can still be used for RFC-2190 packetization.
287
dc4983d7 2882015-11-18 - 79ae1e6 - lavc 57.9.0 - avcodec.h
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289 Add AV_PKT_DATA_FALLBACK_TRACK for making fallback associations between
290 streams.
291
dc4983d7 2922015-11-18 - 7f4ec43 - lavf 57.1.0 - avformat.h
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293 Add av_stream_new_side_data().
294
dc4983d7 2952015-11-13 - 92d107a - lavu 55.3.0 - xtea.h
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296 Add av_xtea_le_init and av_xtea_le_crypt
297
dc4983d7 2982015-11-09 - 48ff668 - lavfi 6.1.0 - avfilter.h
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299 Add a frame_rate field to AVFilterLink
300
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3012015-10-26 - lavc 57.7.0 - avcodec.h
302 ce70f28 - Deprecate av_free_packet(). Use av_packet_unref() as replacement,
303 it resets the packet in a more consistent way.
304 9b56d5c - Deprecate av_dup_packet(), it is a no-op for most cases.
305 Use av_packet_ref() to make a non-refcounted AVPacket refcounted.
306 a9a6010 - Add av_packet_alloc(), av_packet_clone(), av_packet_free().
307 They match the AVFrame functions with the same name.
ab79ee12 308
dc4983d7 3092015-10-21 - a17a766 - lavc 57.5.0 - avcodec.h
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310 Add data and linesize array to AVSubtitleRect, to be used instead of
311 the ones from the embedded AVPicture.
312
dc4983d7 3132015-10-16 - dc923bc - lavc 57.0.0 - qsv.h
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314 Add an API for allocating opaque surfaces.
315
dc4983d7 3162015-10-12 - 11c5f43 - lavu 55.2.0 - dict.h
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317 Change return type of av_dict_copy() from void to int, so that a proper
318 error code can be reported.
319
ac981d16 3202015-09-29 - 948f3c1 - lavc 57.0.0 - avcodec.h
948f3c19 321 Change type of AVPacket.duration from int to int64_t.
322
ac981d16 3232015-09-18 - e3d4784 - lavc 57.2.0 - d3d11va.h
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324 Add av_d3d11va_alloc_context(). This function must from now on be used for
325 allocating AVD3D11VAContext.
326
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3272015-09-07 - lavu 55.0.0
328 b8b5d82 - Change type of AVPixFmtDescriptor.flags from uint8_t to uint64_t.
329 6b3ef7f - Change type of AVComponentDescriptor fields from uint16_t to int
6b3ef7f0 330 and drop bit packing.
ac981d16 331 2268db2 - Add step, offset, and depth to AVComponentDescriptor to replace
2268db2c 332 the deprecated step_minus1, offset_plus1, and depth_minus1.
b8b5d827 333
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3342015-07-31 - lavu 54.17.0
335 7a7df34 - Add av_blowfish_alloc().
336 ae36545 - Add av_rc4_alloc().
337 5d8bea3 - Add av_xtea_alloc().
338 d9e8b47 - Add av_des_alloc().
7a7df34c 339
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3402015-07-29 - 7e38340 - lavu 54.16.0 - hmac.h
341 Add AV_HMAC_SHA224 and AV_HMAC_SHA256.
342
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3432015-07-27 - lavc 56.35.0 - avcodec.h
344 7c6eb0a - Rename CODEC_FLAG* defines to AV_CODEC_FLAG*.
345 def9785 - Rename CODEC_CAP_* defines to AV_CODEC_CAP_*.
346 059a934 - Rename FF_INPUT_BUFFER_PADDING_SIZE and FF_MIN_BUFFER_SIZE
347 to AV_INPUT_BUFFER_PADDING_SIZE and AV_INPUT_BUFFER_MIN_SIZE.
b94ec304 348
ac981d16 3492015-07-20 - 5d3addb - lavc 56.33.0 - avcodec.h
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350 Add AV_PKT_DATA_QUALITY_FACTOR to export the quality value of an AVPacket.
351
ac981d16 3522015-07-02 - 1316df7 - lavu 56.15.0
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353 Add av_version_info().
354
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3552015-07-01 - 0d449c8 - lavfi 5.1.0 - version.h
356 0f87f9b - lavd 55.2.0 - version.h
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357 Add library identification symbols, LIBAVFILTER_IDENT and LIBAVDEVICE_IDENT.
358
ac981d16 3592015-06-07 - 252d620 - lavf 56.20.0 - avio.h
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360 Add avio_put_str16be.
361
ac981d16 3622015-05-13 - f7cafb5 - lavu 54.14.0 - cpu.h
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363 Add AV_CPU_FLAG_AVXSLOW.
364
ac981d16 3652015-05-13 - e7c5e17 - lavc 56.23.0
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366 Add av_vda_default_init2.
367
ac981d16 3682015-04-19 - c253340 - lavu 54.12.0
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369 Add AV_LOG_TRACE for extremely verbose debugging.
370
ac981d16 3712015-04-07 - 27f2746 - lavu 54.11.0
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372 Add av_small_strptime().
373
ac981d16 3742015-03-29 - 6fe2641 - lavc 56.22.0
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375 Add FF_PROFILE_DTS_EXPRESS.
376
ac981d16 3772015-03-29 - c484561 - lavu 54.10.0
c4845616 378 Add AV_PIX_FMT_MMAL for MMAL hardware acceleration.
379
ac981d16 3802015-02-19 - 31d2039 - lavc 56.13
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381 Add width, height, coded_width, coded_height and format to
382 AVCodecParserContext.
383
ac981d16 3842015-02-19 - 5b1d9ce - lavu 54.9.0
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385 Add AV_PIX_FMT_QSV for QSV hardware acceleration.
386
faa8ffda 3872015-01-27 - 728685f - lavc 56.12.0, lavu 54.8.0 - avcodec.h, frame.h
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388 Add AV_PKT_DATA_AUDIO_SERVICE_TYPE and AV_FRAME_DATA_AUDIO_SERVICE_TYPE for
389 storing the audio service type as side data.
390
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3912015-01-14 - e2ad0b6 - lavu 54.6.0 - imgutils.h
392 Add utility functions for image manipulation: av_image_get_buffer_size()
393 av_image_fill_arrays() and av_image_copy_to_buffer().
394
3952014-12-25 - c220a60 - lavc 56.10.0 - vdpau.h
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396 Add av_vdpau_get_surface_parameters().
397
faa8ffda 3982014-12-25 - 6c99c92 - lavc 56.9.0 - avcodec.h
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399 Add AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH flag to av_vdpau_bind_context().
400
faa8ffda 4012014-12-25 - 57b6704 - lavc 56.8.0 - avcodec.h
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402 Add AVCodecContext.sw_pix_fmt.
403
faa8ffda 4042014-11-07 - 1384df6 - lavf 56.06.3 - avformat.h
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405 Add AVFormatContext.avoid_negative_ts.
406
faa8ffda 4072014-11-06 - 5e80fb7 - lavc 56.6.0 - vorbis_parser.h
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408 Add a public API for parsing vorbis packets.
409
faa8ffda 4102014-10-24 - 1bd0bdc - lavu 54.5.0 - time.h
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411 Add av_gettime_relative().
412
faa8ffda 4132014-10-15 - 7ea1b34 - lavc 56.5.0 - avcodec.h
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414 Replace AVCodecContext.time_base used for decoding
415 with AVCodecContext.framerate.
416
faa8ffda 4172014-10-15 - d565fef1- lavc 56.4.0 - avcodec.h
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418 Add AV_HWACCEL_FLAG_IGNORE_LEVEL flag to av_vdpau_bind_context().
419
faa8ffda 4202014-10-13 - 2df0c32 - lavc 56.03.0 - avcodec.h
2df0c32e
AK
421 Add AVCodecContext.initial_padding. Deprecate the use of AVCodecContext.delay
422 for audio encoding.
423
faa8ffda 4242014-10-08 - 5a419b2 - lavu 54.04.0 - pixdesc.h
5a419b2d
VG
425 Add API to return the name of frame and context color properties.
426
faa8ffda 4272014-10-06 - e3e158e - lavc 56.2.0 - vdpau.h
e3e158e8
RDC
428 Add av_vdpau_bind_context(). This function should now be used for creating
429 (or resetting) a AVVDPAUContext instead of av_vdpau_alloc_context().
430
faa8ffda 4312014-08-25 - b263f8f - lavf 56.03.0 - avformat.h
b263f8ff
AK
432 Add AVFormatContext.max_ts_probe.
433
1eec9bfc 434------------------------------8<-------------------------------------
435 11 branch was cut here
436----------------------------->8--------------------------------------
437
4382014-08-28 - 9301486 - lavc 56.1.0 - avcodec.h
439 Add AV_PKT_DATA_STEREO3D to export container-level stereo3d information.
440
6ca11f71 4412014-08-13 - 8ddc326 - lavu 54.03.0 - mem.h
8ddc3262
AK
442 Add av_strndup().
443
6ca11f71 4442014-08-13 - a8c104a - lavu 54.02.0 - opt.h
a8c104a5
AS
445 Add av_opt_get_dict_val/set_dict_val with AV_OPT_TYPE_DICT to support
446 dictionary types being set as options.
447
6ca11f71 4482014-08-13 - afbd4b8 - lavf 56.01.0 - avformat.h
afbd4b7e
AS
449 Add AVFormatContext.event_flags and AVStream.event_flags for signaling to
450 the user when events happen in the file/stream.
451
6ca11f71 4522014-08-10 - fb1ddcd - lavr 2.1.0 - avresample.h
fb1ddcdc
LB
453 Add avresample_convert_frame() and avresample_config().
454
6ca11f71 4552014-08-10 - fb1ddcd - lavu 54.1.0 - error.h
fb1ddcdc
LB
456 Add AVERROR_INPUT_CHANGED and AVERROR_OUTPUT_CHANGED.
457
6ca11f71 4582014-08-08 - d35b94f - lavc 55.57.4 - avcodec.h
d35b94fb
DB
459 Deprecate FF_IDCT_XVIDMMX define and xvidmmx idct option.
460 Replaced by FF_IDCT_XVID and xvid respectively.
461
6ca11f71 4622014-08-07 - bb78903 - lsws 2.1.3 - swscale.h
bb789016
DB
463 sws_getCachedContext is not going to be removed in the future.
464
6ca11f71 4652014-08-07 - ad1ee5f - lavc 55.57.3 - avcodec.h
ad1ee5fa
DB
466 reordered_opaque is not going to be removed in the future.
467
6ca11f71 4682014-08-04 - e9abafc - lavu 53.22.0 - pixfmt.h
e9abafca
VG
469 Add AV_PIX_FMT_YA16 pixel format for 16 bit packed gray with alpha.
470
6ca11f71 4712014-08-04 - e96c3b8 - lavu 53.21.1 - avstring.h
e96c3b81
VG
472 Rename AV_PIX_FMT_Y400A to AV_PIX_FMT_YA8 to better identify the format.
473 An alias pixel format and color space name are provided for compatibility.
474
6ca11f71 4752014-08-04 - d2962e9 - lavu 53.21.0 - pixdesc.h
d2962e9f
LB
476 Support name aliases for pixel formats.
477
6ca11f71
AK
4782014-08-03 - 1ef9e83 - lavc 55.57.2 - avcodec.h
4792014-08-03 - 1ef9e83 - lavu 53.20.0 - frame.h
1ef9e837
KK
480 Deprecate AVCodecContext.dtg_active_format and use side-data instead.
481
6ca11f71 4822014-08-03 - 9f17685 - lavc 55.57.1 - avcodec.h
9f17685d
DB
483 Deprecate unused FF_IDCT_IPP define and ipp avcodec option.
484 Deprecate unused FF_DEBUG_PTS define and pts avcodec option.
485 Deprecate unused FF_CODER_TYPE_DEFLATE define and deflate avcodec option.
486 Deprecate unused FF_DCT_INT define and int avcodec option.
487 Deprecate unused avcodec option scenechange_factor.
488
6ca11f71 4892014-07-29 - 69e7336 - lavu 53.19.0 - avstring.h
69e7336b
LB
490 Make name matching function from lavf public as av_match_name().
491
6ca11f71 4922014-07-28 - c5fca01 - lavc 55.57.0 - avcodec.h
c5fca017
AK
493 Add AV_CODEC_PROP_REORDER to mark codecs supporting frame reordering.
494
6ca11f71 4952014-07-09 - a54f03b - lavu 53.18.0 - display.h
a54f03bf
VG
496 Add av_display_matrix_flip() to flip the transformation matrix.
497
6ca11f71 4982014-07-09 - f6ee61f - lavc 55.56.0 - dv_profile.h
f6ee61fb
AK
499 Add a public API for DV profile handling.
500
6ca11f71 5012014-06-20 - 9e500ef - lavu 53.17.0 - imgutils.h
9e500efd
JR
502 Add av_image_check_sar().
503
6ca11f71 5042014-06-20 - 874390e - lavc 55.55.0 - avcodec.h
874390e1
AK
505 Add av_packet_rescale_ts() to simplify timestamp conversion.
506
6ca11f71 5072014-06-18 - 194be1f - lavf 55.20.0 - avformat.h
194be1f4
AK
508 The proper way for providing a hint about the desired timebase to the muxers
509 is now setting AVStream.time_base, instead of AVStream.codec.time_base as was
510 done previously. The old method is now deprecated.
511
6ca11f71 5122014-06-01 - 0957b27 - lavc 55.54.0 - avcodec.h
0957b274
AK
513 Add AVCodecContext.side_data_only_packets to allow encoders to output packets
514 with only side data. This option may become mandatory in the future, so all
515 users are recommended to update their code and enable this option.
516
6ca11f71 5172014-06-01 - 8c02adc - lavu 53.16.0 - frame.h, pixfmt.h
8c02adc6 518 Move all color-related enums (AVColorPrimaries, AVColorSpace, AVColorRange,
519 AVColorTransferCharacteristic, and AVChromaLocation) inside lavu.
520 Add AVFrame fields for them on the next lavu major bump.
521
6ca11f71 5222014-05-28 - b2d4565 - lavr 1.3.0 - avresample.h
b2d45654
LB
523 Add avresample_max_output_samples
524
6ca11f71 5252014-05-28 - 6d21259 - lavf 55.19.0 - avformat.h
6d212599
LB
526 Add strict_std_compliance and related AVOptions to support experimental
527 muxing.
528
6ca11f71 5292014-05-20 - c23c96b - lavf 55.18.0 - avformat.h
c23c96b6
JG
530 Add av_stream_get_side_data() to access stream-level side data
531 in the same way as av_packet_get_side_data().
532
6ca11f71 5332014-05-19 - bddd8cb - lavu 53.15.0 - frame.h, display.h
bddd8cbf
VG
534 Add AV_FRAME_DATA_DISPLAYMATRIX for exporting frame-level
535 spatial rendering on video frames for proper display.
536
6ca11f71 5372014-05-19 - bddd8cb - lavc 55.53.0 - avcodec.h
bddd8cbf
VG
538 Add AV_PKT_DATA_DISPLAYMATRIX for exporting packet-level
539 spatial rendering on video frames for proper display.
540
6ca11f71 5412014-05-19 - a312f71 - lavf 55.17.1 - avformat.h
a312f710
AK
542 Deprecate AVStream.pts and the AVFrac struct, which was its only use case.
543 Those fields were poorly defined and not meant to be public, so there is
544 no replacement for them.
545
33082af7 5462014-05-18 - fd05602 - lavc 55.52.0 - avcodec.h
fd056029
AK
547 Add avcodec_free_context(). From now on it should be used for freeing
548 AVCodecContext.
549
33082af7 5502014-05-15 - 0c1959b - lavf 55.17.0 - avformat.h
56a721f0 551 Add AVFMT_FLAG_BITEXACT flag. Muxers now use it instead of checking
0c1959b0
AK
552 CODEC_FLAG_BITEXACT on the first stream.
553
33082af7 5542014-05-11 - 66e6c8a - lavu 53.14.0 - pixfmt.h
66e6c8a7
AK
555 Add AV_PIX_FMT_VDA for new-style VDA acceleration.
556
33082af7 5572014-05-01 - a2941c8 - lavc 55.50.3 - avcodec.h
a2941c8c
AK
558 Deprecate CODEC_FLAG_MV0. It is replaced by the flag "mv0" in the
559 "mpv_flags" private option of the mpegvideo encoders.
560
33082af7 5612014-05-01 - 6484149 - lavc 55.50.2 - avcodec.h
64841491
AK
562 Deprecate CODEC_FLAG_GMC. It is replaced by the "gmc" private option of the
563 libxvid encoder.
564
33082af7 5652014-05-01 - b2c3171 - lavc 55.50.1 - avcodec.h
b2c31710
AK
566 Deprecate CODEC_FLAG_NORMALIZE_AQP. It is replaced by the flag "naq" in the
567 "mpv_flags" private option of the mpegvideo encoders.
568
33082af7 5692014-05-01 - 5fcceda - avcodec.h
5fccedaa
AK
570 Deprecate CODEC_FLAG_INPUT_PRESERVED. Its functionality is replaced by passing
571 reference-counted frames to encoders.
572
33082af7 5732014-04-28 - ed4b757 - lavc 55.50.0 - dxva2.h
ed4b7571
HL
574 Add FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO for old Intel GPUs.
575
33082af7 5762014-04-22 - 502512e - lavu 53.13.0 - avutil.h
502512ea
DB
577 Add av_get_time_base_q().
578
33082af7 5792014-04-17 - 0983d48 - lavu 53.12.0 - crc.h
0983d481
AG
580 Add AV_CRC_16_ANSI_LE crc variant.
581
33082af7 5822014-04-07 - 8b17243 - lavu 53.11.0 - pixfmt.h
8b17243d
VG
583 Add AV_PIX_FMT_YVYU422 pixel format.
584
33082af7 5852014-04-04 - 8542f9c - lavu 53.10.0 - replaygain.h
8542f9c4
AG
586 Full scale for peak values is now 100000 (instead of UINT32_MAX) and values
587 may overflow.
588
33082af7 5892014-04-03 - 7763118 - lavu 53.09.0 - log.h
7763118c
LB
590 Add AV_LOG(c) macro to have 256 color debug messages.
591
33082af7 5922014-03-24 - d161ae0 - lavu 53.08.0 - frame.h
d161ae0a
AK
593 Add av_frame_remove_side_data() for removing a single side data
594 instance from a frame.
595
33082af7 5962014-03-24 - 5a7e35d - lavu 53.07.0 - frame.h, replaygain.h
5a7e35dd
AK
597 Add AV_FRAME_DATA_REPLAYGAIN for exporting replaygain tags.
598 Add a new header replaygain.h with the AVReplayGain struct.
599
33082af7 6002014-03-24 - 5a7e35d - lavc 55.36.0 - avcodec.h
5a7e35dd
AK
601 Add AV_PKT_DATA_REPLAYGAIN for exporting replaygain tags.
602
33082af7 6032014-03-24 - 25b3258 - lavf 55.13.0 - avformat.h
25b32586
AK
604 Add AVStream.side_data and AVStream.nb_side_data for exporting stream-global
605 side data (e.g. replaygain tags, video rotation)
606
33082af7 6072014-03-24 - 0e2c3ee - lavc 55.35.0 - avcodec.h
0e2c3ee9
AK
608 Give the name AVPacketSideData to the previously anonymous struct used for
609 AVPacket.side_data.
610
33082af7 6112014-03-16 - 1481d24 - lavu 53.06.0 - pixfmt.h
1481d24c
JF
612 Add RGBA64 pixel format and variants.
613
33082af7 6142014-02-24 - 1155fd0 - lavu 53.05.0 - frame.h
1155fd02
AK
615 Add av_frame_copy() for copying the frame data.
616
33082af7 6172014-02-22 - 7e86c27 - lavr 1.2.0 - avresample.h
7e86c27b
AK
618 Add avresample_is_open() for checking whether a resample context is open.
619
33082af7 6202014-02-19 - c3ecd96 - lavu 53.04.0 - opt.h
c3ecd968
AK
621 Add AV_OPT_FLAG_EXPORT and AV_OPT_FLAG_READONLY to mark options meant (only)
622 for reading.
623
33082af7 6242014-02-19 - 6bb8720 - lavu 53.03.01 - opt.h
6bb8720f
AK
625 Deprecate unused AV_OPT_FLAG_METADATA.
626
968a62a9
AK
627------------------------------8<-------------------------------------
628 10 branch was cut here
629----------------------------->8--------------------------------------
630
33082af7 6312014-02-15 - c98f316 - lavu 53.3.0 - frame.h
c98f3169
TW
632 Add AV_FRAME_DATA_DOWNMIX_INFO value to the AVFrameSideDataType enum and
633 downmix_info.h API, which identify downmix-related metadata.
634
d711d839 6352014-02-04 - d9ae103 - lavf 55.11.0 - avformat.h
d9ae1031
LB
636 Add AVFormatContext.max_interleave_delta for controlling amount of buffering
637 when interleaving.
638
d711d839 6392014-01-20 - 93c553c - lavc 55.32.1 - avcodec.h
93c553c7
AK
640 Edges are not required anymore on video buffers allocated by get_buffer2()
641 (i.e. as if the CODEC_FLAG_EMU_EDGE flag was always on). Deprecate
642 CODEC_FLAG_EMU_EDGE and avcodec_get_edge_width().
643
d711d839 6442014-01-05 - 5b4797a - lavu 53.2.0 - frame.h
5b4797a2
TW
645 Add AV_FRAME_DATA_MATRIXENCODING value to the AVFrameSideDataType enum, which
646 identifies AVMatrixEncoding data.
647
d711d839 6482014-01-05 - 5c437fb - lavu 53.1.0 - channel_layout.h
5c437fb6
TW
649 Add values for various Dolby flags to the AVMatrixEncoding enum.
650
d711d839 6512013-12-20 - 2a41826 - lavc 55.30.0 - avcodec.h
2a41826b
GC
652 Add HEVC profiles
653
d711d839 6542013-12-11 - b9fb59d,9431356,d7b3ee9 - lavc 55.28.1 - avcodec.h
d7b3ee9a
AK
655 av_frame_alloc(), av_frame_unref() and av_frame_free() now can and should be
656 used instead of avcodec_alloc_frame(), avcodec_get_frame_defaults() and
657 avcodec_free_frame() respectively. The latter three functions are deprecated.
658
d711d839 6592013-12-09 - 7e244c6- - lavu 52.20.0 - frame.h
7e244c68
VG
660 Add AV_FRAME_DATA_STEREO3D value to the AVFrameSideDataType enum and
661 stereo3d.h API, that identify codec-independent stereo3d information.
662
d711d839 6632013-11-26 - 1eaac1d- - lavu 52.19.0 - frame.h
1eaac1d6
JS
664 Add AV_FRAME_DATA_A53_CC value to the AVFrameSideDataType enum, which
665 identifies ATSC A53 Part 4 Closed Captions data.
666
d711d839 6672013-11-14 - cce3e0a - lavu 52.18.0 - mem.h
cce3e0a4
AK
668 Move av_fast_malloc() and av_fast_realloc() for libavcodec to libavutil.
669
d711d839 6702013-11-14 - 8941971 - lavc 55.27.0 - avcodec.h
8941971a
AK
671 Deprecate AVCodecContext.error_rate, it is replaced by the 'error_rate'
672 private option of the mpegvideo encoder family.
673
d711d839 6742013-11-14 - 728c465 - lavc 55.26.0 - vdpau.h
ca22d1de 675 Add av_vdpau_get_profile().
728c4658
AK
676 Add av_vdpau_alloc_context(). This function must from now on be
677 used for allocating AVVDPAUContext.
ca22d1de 678
d711d839 6792013-11-04 - cd8f772 - lavc 55.25.0 - avcodec.h
cd8f772d
JE
680 Add ITU-R BT.2020 and other not yet included values to color primaries,
681 transfer characteristics and colorspaces.
682
48d1ed9c 6832013-10-31 - 28096e0 - lavu 52.17.0 - frame.h
28096e0a
JS
684 Add AVFrame.flags and AV_FRAME_FLAG_CORRUPT.
685
d711d839 6862013-09-28 - 0767bfd - lavfi 3.11.0 - avfilter.h
0767bfd1
AK
687 Add AVFilterGraph.execute and AVFilterGraph.opaque for custom slice threading
688 implementations.
689
d711d839 6902013-09-21 - e208e6d - lavu 52.16.0 - pixfmt.h
e208e6d2
KK
691 Add interleaved 4:2:2 8/10-bit formats AV_PIX_FMT_NV16 and
692 AV_PIX_FMT_NV20.
693
c38854c3 6942013-09-16 - 3feb3d6 - lavu 52.15.0 - mem.h
3feb3d6c
LB
695 Add av_reallocp.
696
c38854c3 6972013-08-10 - 5a9a9d4 - lavc 55.16.0 - avcodec.h
5a9a9d4a
LB
698 Extend AVPacket API with av_packet_unref, av_packet_ref,
699 av_packet_move_ref, av_packet_copy_props, av_packet_free_side_data.
700
c38854c3 7012013-08-05 - f824535 - lavc 55.13.0 - avcodec.h
f824535a 702 Deprecate the bitstream-related members from struct AVVDPAUContext.
41ed7ab4 703 The bitstream buffers no longer need to be explicitly freed.
f824535a 704
c38854c3 7052013-08-05 - 549294f - lavc 55.12.0 - avcodec.h
549294fb
RDC
706 Deprecate the CODEC_CAP_HWACCEL_VDPAU codec capability. Use CODEC_CAP_HWACCEL
707 and select the AV_PIX_FMT_VDPAU format with get_format() instead.
708
c38854c3 7092013-08-05 - a0ad5d0 - lavu 52.14.0 - pixfmt.h
a0ad5d01
RDC
710 Deprecate AV_PIX_FMT_VDPAU_*. Use AV_PIX_FMT_VDPAU instead.
711
c38854c3 7122013-08-02 - a8b1927 - lavc 55.11.0 - avcodec.h
a8b19271
YN
713 Add output_picture_number to AVCodecParserContext.
714
c38854c3 7152013-06-24 - 95d5246 - lavc 55.10.0 - avcodec.h
95d52464
KK
716 Add MPEG-2 AAC profiles
717
c38854c3 7182013-06-04 - fc962d4 - lavu 52.13.0 - mem.h
fc962d4e
MS
719 Add av_realloc_array and av_reallocp_array
720
c38854c3 7212013-05-24 - 129bb23 - lavfi 3.10.0 - avfilter.h
129bb238
AK
722 Add support for slice multithreading to lavfi. Filters supporting threading
723 are marked with AVFILTER_FLAG_SLICE_THREADS.
724 New fields AVFilterContext.thread_type, AVFilterGraph.thread_type and
725 AVFilterGraph.nb_threads (accessible directly or through AVOptions) may be
726 used to configure multithreading.
727
c38854c3 7282013-05-24 - 2a6eaea - lavu 52.12.0 - cpu.h
2a6eaeaa
AK
729 Add av_cpu_count() function for getting the number of logical CPUs.
730
c38854c3 7312013-05-24 - b493847 - lavc 55.7.0 - avcodec.h
b493847d
YN
732 Add picture_structure to AVCodecParserContext.
733
c38854c3 7342013-05-15 - e6c4ac7 - lavu 52.11.0 - pixdesc.h
e6c4ac7b
AK
735 Replace PIX_FMT_* flags with AV_PIX_FMT_FLAG_*.
736
c38854c3 7372013-04-03 - 507b1e4 - lavc 55.4.0 - avcodec.h
507b1e45
MT
738 Add field_order to AVCodecParserContext.
739
c38854c3 7402013-04-19 - 5e83d9a - lavc 55.2.0 - avcodec.h
5e83d9ac
AK
741 Add CODEC_FLAG_UNALIGNED to allow decoders to produce unaligned output.
742
35386fbf
AK
7432013-04-11 - lavfi 3.8.0
744 38f0c07 - Move all content from avfiltergraph.h to avfilter.h. Deprecate
745 avfilterhraph.h, user applications should include just avfilter.h
746 bc1a985 - Add avfilter_graph_alloc_filter(), deprecate avfilter_open() and
747 avfilter_graph_add_filter().
748 1113672 - Add AVFilterContext.graph pointing to the AVFilterGraph that contains the
749 filter.
750 48a5ada - Add avfilter_init_str(), deprecate avfilter_init_filter().
751 1ba95a9 - Add avfilter_init_dict().
752 7cdd737 - Add AVFilter.flags field and AVFILTER_FLAG_DYNAMIC_{INPUTS,OUTPUTS} flags.
753 7e8fe4b - Add avfilter_pad_count() for counting filter inputs/outputs.
754 fa2a34c - Add avfilter_next(), deprecate av_filter_next().
755 Deprecate avfilter_uninit().
756
7572013-04-09 - lavfi 3.7.0 - avfilter.h
758 b439c99 - Add AVFilter.priv_class for exporting filter options through the
759 AVOptions API in the similar way private options work in lavc and lavf.
760 8114c10 - Add avfilter_get_class().
cdac3acb
AK
761 Switch all filters to use AVOptions.
762
35386fbf 7632013-03-19 - 2c328a9 - lavu 52.9.0 - pixdesc.h
2c328a90
AK
764 Add av_pix_fmt_count_planes() function for counting planes in a pixel format.
765
35386fbf 7662013-03-16 - 42c7c61 - lavfi 3.6.0
42c7c61a
AK
767 Add AVFilterGraph.nb_filters, deprecate AVFilterGraph.filter_count.
768
35386fbf 7692013-03-08 - Reference counted buffers - lavu 52.8.0, lavc 55.0.0, lavf 55.0.0,
d8b31be6 770lavd 54.0.0, lavfi 3.5.0
35386fbf 771 8e401db, 1cec062 - add a new API for reference counted buffers and buffer
d8b31be6 772 pools (new header libavutil/buffer.h).
35386fbf 773 1afddbe - add AVPacket.buf to allow reference counting for the AVPacket data.
d8b31be6
AK
774 Add av_packet_from_data() function for constructing packets from
775 av_malloc()ed data.
35386fbf 776 7ecc2d4 - move AVFrame from lavc to lavu (new header libavutil/frame.h), add
d8b31be6
AK
777 AVFrame.buf/extended_buf to allow reference counting for the AVFrame
778 data. Add new API for working with reference-counted AVFrames.
35386fbf 779 759001c - add the refcounted_frames field to AVCodecContext to make audio and
d8b31be6
AK
780 video decoders return reference-counted frames. Add get_buffer2()
781 callback to AVCodecContext which allocates reference-counted frames.
782 Add avcodec_default_get_buffer2() as the default get_buffer2()
783 implementation.
784 Deprecate AVCodecContext.get_buffer() / release_buffer() /
785 reget_buffer(), avcodec_default_get_buffer(),
786 avcodec_default_reget_buffer(), avcodec_default_release_buffer().
787 Remove avcodec_default_free_buffers(), which should not have ever
788 been called from outside of lavc.
789 Deprecate the following AVFrame fields:
790 * base -- is now stored in AVBufferRef
791 * reference, type, buffer_hints -- are unnecessary in the new API
792 * hwaccel_picture_private, owner, thread_opaque -- should not
41ed7ab4 793 have been accessed from outside of lavc
d8b31be6
AK
794 * qscale_table, qstride, qscale_type, mbskip_table, motion_val,
795 mb_type, dct_coeff, ref_index -- mpegvideo-specific tables,
796 which are not exported anymore.
35386fbf 797 7e35037 - switch libavfilter to use AVFrame instead of AVFilterBufferRef. Add
d8b31be6
AK
798 av_buffersrc_add_frame(), deprecate av_buffersrc_buffer().
799 Add av_buffersink_get_frame() and av_buffersink_get_samples(),
800 deprecate av_buffersink_read() and av_buffersink_read_samples().
801 Deprecate AVFilterBufferRef and all functions for working with it.
802
35386fbf 8032013-03-17 - 12c5c1d - lavu 52.8.0 - avstring.h
12c5c1d3
RD
804 Add av_isdigit, av_isgraph, av_isspace, av_isxdigit.
805
35386fbf 8062013-02-23 - 9f12235 - lavfi 3.4.0 - avfiltergraph.h
9f122356
JR
807 Add resample_lavr_opts to AVFilterGraph for setting libavresample options
808 for auto-inserted resample filters.
809
35386fbf 8102013-01-25 - 38c1466 - lavu 52.7.0 - dict.h
38c1466c
JR
811 Add av_dict_parse_string() to set multiple key/value pairs at once from a
812 string.
813
35386fbf 8142013-01-25 - b85a5e8 - lavu 52.6.0 - avstring.h
b85a5e87
VP
815 Add av_strnstr()
816
35386fbf 8172013-01-15 - 8ee288d - lavu 52.5.0 - hmac.h
8ee288d2
MS
818 Add AVHMAC.
819
35386fbf 8202013-01-13 - 44e065d - lavc 54.36.0 - vdpau.h
44e065d5
RDC
821 Add AVVDPAUContext struct for VDPAU hardware-accelerated decoding.
822
f89466ad
DB
8232013-01-12 - 169fb94 - lavu 52.4.0 - pixdesc.h
824 Add AV_PIX_FMT_VDPAU flag.
825
142c3909 8262013-01-07 - 074a00d - lavr 1.1.0
074a00d1
JR
827 Add avresample_set_channel_mapping() for input channel reordering,
828 duplication, and silencing.
829
cca4742a
AK
830------------------------------8<-------------------------------------
831 9 branch was cut here
832----------------------------->8--------------------------------------
833
40d43d25
LB
8342012-12-29 - lavu 52.3.0
835 d8fd06c - Add av_basename() and av_dirname().
836 c1a02e8 - Add av_pix_fmt_get_chroma_sub_sample and deprecate
837 avcodec_get_chroma_sub_sample.
d8fd06c3 838
142c3909 8392012-11-11 - 5980f5d - lavu 52.2.0 - audioconvert.h
5980f5dd
JR
840 Rename audioconvert.h to channel_layout.h. audioconvert.h is now deprecated.
841
142c3909 8422012-11-05 - dfde8a3 - lavu 52.1.0 - intmath.h
dfde8a34
JR
843 Add av_ctz() for trailing zero bit count
844
142c3909 8452012-10-21 - a893655 - lavu 51.45.0 - error.h
a893655b
NC
846 Add AVERROR_EXPERIMENTAL
847
142c3909 8482012-10-12 - d2fcb35 - lavu 51.44.0 - pixdesc.h
d2fcb356
AK
849 Add functions for accessing pixel format descriptors.
850 Accessing the av_pix_fmt_descriptors array directly is now
851 deprecated.
852
142c3909 8532012-10-11 - 9a92aea - lavu 51.43.0 - aes.h, md5.h, sha.h, tree.h
9a92aea2
MS
854 Add functions for allocating the opaque contexts for the algorithms,
855 deprecate the context size variables.
856
142c3909 8572012-10-10 - b522000 - lavf 54.18.0 - avio.h
b522000e
LB
858 Add avio_closep to complement avio_close.
859
142c3909 8602012-10-08 - 78071a1 - lavu 51.42.0 - pixfmt.h
78071a14
AK
861 Rename PixelFormat to AVPixelFormat and all PIX_FMT_* to AV_PIX_FMT_*.
862 To provide backwards compatibility, PixelFormat is now #defined as
863 AVPixelFormat.
864 Note that this can break user code that includes pixfmt.h and uses the
865 'PixelFormat' identifier. Such code should either #undef PixelFormat
866 or stop using the PixelFormat name.
867
2f49e3da 8682012-10-05 - e7ba5b1 - lavr 1.0.0 - avresample.h
006afc7a
AK
869 Data planes parameters to avresample_convert() and
870 avresample_read() are now uint8_t** instead of void**.
871 Libavresample is now stable.
872
2f49e3da 8732012-09-24 - a42aada - lavc 54.28.0 - avcodec.h
a42aadab
AK
874 Add avcodec_free_frame(). This function must now
875 be used for freeing an AVFrame.
876
2f49e3da 8772012-09-12 - 8919fee - lavu 51.41.0 - audioconvert.h
8919fee7
TW
878 Added AV_CH_LOW_FREQUENCY_2 channel mask value.
879
2f49e3da 8802012-09-04 - 686a329 - lavu 51.40.0 - opt.h
686a3293
MS
881 Reordered the fields in default_val in AVOption, changed which
882 default_val field is used for which AVOptionType.
883
2f49e3da 8842012-08-30 - a231832 - lavc 54.26.1 - avcodec.h
a2318326
AK
885 Add codec descriptor properties AV_CODEC_PROP_LOSSY and
886 AV_CODEC_PROP_LOSSLESS.
887
7b44061f
AK
8882012-08-18 - lavc 54.26 - avcodec.h
889 Add codec descriptors for accessing codec properties without having
890 to refer to a specific decoder or encoder.
891
892 c223d79 - Add an AVCodecDescriptor struct and functions
893 avcodec_descriptor_get() and avcodec_descriptor_next().
894 51efed1 - Add AVCodecDescriptor.props and AV_CODEC_PROP_INTRA_ONLY.
895 91e59fe - Add avcodec_descriptor_get_by_name().
896
897
8982012-08-08 - 1d9c2dc - lavu 51.39 - avutil.h
1d9c2dc8
MS
899 Don't implicitly include libavutil/common.h in avutil.h
900
7b44061f 9012012-08-08 - 987170c - lavu 51.38 - dict.h
987170cb
MR
902 Add av_dict_count().
903
7b44061f 9042012-08-07 - 104e10f - lavc 54.25 - avcodec.h
104e10fb 905 Rename CodecID to AVCodecID and all CODEC_ID_* to AV_CODEC_ID_*.
2ff67c90
AK
906 To provide backwards compatibility, CodecID is now #defined as AVCodecID.
907 Note that this can break user code that includes avcodec.h and uses the
908 'CodecID' identifier. Such code should either #undef CodecID or stop using the
909 CodecID name.
104e10fb 910
7b44061f 9112012-08-03 - 239fdf1 - lavu 51.37.1 - cpu.h
239fdf1b
DB
912 lsws 2.1.1 - swscale.h
913 Rename AV_CPU_FLAG_MMX2 ---> AV_CPU_FLAG_MMXEXT.
914 Rename SWS_CPU_CAPS_MMX2 ---> SWS_CPU_CAPS_MMXEXT.
915
7b44061f 9162012-07-29 - 681ed00 - lavf 54.13.0 - avformat.h
681ed000
LB
917 Add AVFMT_FLAG_NOBUFFER for low latency use cases.
918
7b44061f 9192012-07-20 - b70d89a - lavfi 3.0.0 - avfilter.h
b70d89a0
RN
920 Add avfilter_unref_bufferp().
921
45ff9e5b 9222012-07-10 - 5fade8a - lavu 51.37.0
f3e5e6f0
LB
923 Add av_malloc_array() and av_mallocz_array()
924
45ff9e5b 9252012-06-22 - d3d3a32 - lavu 51.34.0
d3d3a32c
MR
926 Add av_usleep()
927
dc7e336c
MR
9282012-06-20 - ae0a301 - lavu 51.33.0
929 Move av_gettime() to libavutil, add libavutil/time.h
930
45ff9e5b 9312012-06-09 - 3971be0 - lavr 0.0.3
3971be0e
JS
932 Add a parameter to avresample_build_matrix() for Dolby/DPLII downmixing.
933
45ff9e5b 9342012-06-12 - 9baeff9 - lavfi 2.23.0 - avfilter.h
9baeff95
AK
935 Add AVFilterContext.nb_inputs/outputs. Deprecate
936 AVFilterContext.input/output_count.
937
45ff9e5b 9382012-06-12 - 84b9fbe - lavfi 2.22.0 - avfilter.h
84b9fbe0
AK
939 Add avfilter_pad_get_type() and avfilter_pad_get_name(). Those
940 should now be used instead of accessing AVFilterPad members
941 directly.
942
45ff9e5b 9432012-06-12 - b0f0dfc - lavu 51.32.0 - audioconvert.h
b0f0dfc4
AK
944 Add av_get_channel_layout_channel_index(), av_get_channel_name()
945 and av_channel_layout_extract_channel().
946
45ff9e5b 9472012-05-25 - 154486f - lavu 51.31.0 - opt.h
154486f9
SP
948 Add av_opt_set_bin()
949
45ff9e5b 9502012-05-26 - e9cef89 - lavf 54.3.0
e9cef897
JZ
951 Add AVFMT_TS_NONSTRICT format flag to indicate that a muxer supports
952 non-increasing monotone timestamps.
953
d89eca50
AK
9542012-05-15 - lavfi 2.17.0
955 Add support for audio filters
956 ac71230/a2cd9be - add video/audio buffer sink in a new installed
957 header buffersink.h
958 720c6b7 - add av_buffersrc_write_frame(), deprecate
959 av_vsrc_buffer_add_frame()
960 ab16504 - add avfilter_copy_buf_props()
961 9453c9e - add extended_data to AVFilterBuffer
962 1b8c927 - add avfilter_get_audio_buffer_ref_from_arrays()
963
9642012-05-09 - lavu 51.30.0 - samplefmt.h
965 142e740 - add av_samples_copy()
966 6d7f617 - add av_samples_set_silence()
967
9682012-05-09 - a5117a2 - lavc 54.13.1
a5117a24
AK
969 For audio formats with fixed frame size, the last frame
970 no longer needs to be padded with silence, libavcodec
971 will handle this internally (effectively all encoders
972 behave as if they had CODEC_CAP_SMALL_LAST_FRAME set).
973
d89eca50 9742012-05-07 - 828bd08 - lavc 54.13.0 - avcodec.h
828bd088
AK
975 Add sample_rate and channel_layout fields to AVFrame.
976
d89eca50 9772012-05-01 - 4010d72 - lavr 0.0.1
4010d724
JR
978 Change AV_MIX_COEFF_TYPE_Q6 to AV_MIX_COEFF_TYPE_Q8.
979
f7ff0999 9802012-04-25 - 3527a73 - lavu 51.29.0 - cpu.h
3527a739
MR
981 Add av_parse_cpu_flags()
982
f7ff0999 9832012-04-24 - c8af852 - lavr 0.0.0
c8af852b
JR
984 Add libavresample audio conversion library
985
f7ff0999 9862012-04-20 - 0c0d1bc - lavu 51.28.0 - audio_fifo.h
0c0d1bce
JR
987 Add audio FIFO functions:
988 av_audio_fifo_free()
989 av_audio_fifo_alloc()
990 av_audio_fifo_realloc()
991 av_audio_fifo_write()
992 av_audio_fifo_read()
993 av_audio_fifo_drain()
994 av_audio_fifo_reset()
995 av_audio_fifo_size()
996 av_audio_fifo_space()
997
f7ff0999
JR
9982012-04-14 - lavfi 2.16.0 - avfiltergraph.h
999 d7bcc71 Add avfilter_graph_parse2().
1000 91d3cbe Add avfilter_inout_alloc() and avfilter_inout_free().
91d3cbe0 1001
f7ff0999 10022012-04-08 - 4d693b0 - lavu 51.27.0 - samplefmt.h
4d693b02
JR
1003 Add av_get_packed_sample_fmt() and av_get_planar_sample_fmt()
1004
f7ff0999 10052012-04-05 - 5cc51a5 - lavu 51.26.0 - audioconvert.h
5cc51a58
JR
1006 Add av_get_default_channel_layout()
1007
bf5f46b4
JG
10082012-03-20 - 3c90cc2 - lavfo 54.2.0
1009 Deprecate av_read_packet(), use av_read_frame() with
1010 AVFMT_FLAG_NOPARSE | AVFMT_FLAG_NOFILLIN in AVFormatContext.flags
1011
5d20e7b7 10122012-03-06 - 4d851f8 - lavu 51.25.0 - cpu.h
4d851f8d
AK
1013 Add av_set_cpu_flags_mask().
1014
5d20e7b7
AK
10152012-03-05 - lavc 54.8.0
1016 6699d07 Add av_get_exact_bits_per_sample()
1017 9524cf7 Add av_get_audio_frame_duration()
9524cf79 1018
5d20e7b7 10192012-03-04 - 44fe77b - lavc 54.7.0 - avcodec.h
44fe77b3
AK
1020 Add av_codec_is_encoder/decoder().
1021
5d20e7b7 10222012-03-01 - 442c132 - lavc 54.3.0 - avcodec.h
442c1320
MS
1023 Add av_packet_shrink_side_data.
1024
5d20e7b7 10252012-02-29 - dd2a4bc - lavf 54.2.0 - avformat.h
32253747
AK
1026 Add AVStream.attached_pic and AV_DISPOSITION_ATTACHED_PIC,
1027 used for dealing with attached pictures/cover art.
1028
f5f5b154 10292012-02-25 - c9bca80 - lavu 51.24.0 - error.h
c9bca801 1030 Add AVERROR_UNKNOWN
75bdd55e 1031 NOTE: this was backported to 0.8
c9bca801 1032
f5f5b154 10332012-02-20 - e9cda85 - lavc 54.2.0
e9cda853
JR
1034 Add duration field to AVCodecParserContext
1035
f5f5b154 10362012-02-20 - 0b42a93 - lavu 51.23.1 - mathematics.h
0b42a938
JR
1037 Add av_rescale_q_rnd()
1038
f5f5b154 10392012-02-08 - 38d5533 - lavu 51.22.1 - pixdesc.h
38d55332
AK
1040 Add PIX_FMT_PSEUDOPAL flag.
1041
f5f5b154 10422012-02-08 - 52f82a1 - lavc 54.01.0
52f82a11
AK
1043 Add avcodec_encode_video2() and deprecate avcodec_encode_video().
1044
fcc518a0 10452012-02-01 - 316fc74 - lavc 54.01.0
316fc744
JG
1046 Add av_fast_padded_malloc() as alternative for av_realloc() when aligned
1047 memory is required. The buffer will always have FF_INPUT_BUFFER_PADDING_SIZE
1048 zero-padded bytes at the end.
1049
fcc518a0 10502012-01-31 - dd6d3b0 - lavf 54.01.0
dd6d3b0e 1051 Add avformat_get_riff_video_tags() and avformat_get_riff_audio_tags().
75bdd55e 1052 NOTE: this was backported to 0.8
dd6d3b0e 1053
fcc518a0 10542012-01-31 - af08d9a - lavc 54.01.0
af08d9ae 1055 Add avcodec_is_open() function.
75bdd55e 1056 NOTE: this was backported to 0.8
af08d9ae 1057
fcc518a0 10582012-01-30 - 8b93312 - lavu 51.22.0 - intfloat.h
8b933129
PM
1059 Add a new installed header libavutil/intfloat.h with int/float punning
1060 functions.
75bdd55e 1061 NOTE: this was backported to 0.8
8b933129 1062
6cb28829
MS
10632012-01-25 - lavf 53.22.0
1064 f1caf01 Allow doing av_write_frame(ctx, NULL) for flushing possible
1065 buffered data within a muxer. Added AVFMT_ALLOW_FLUSH for
1066 muxers supporting it (av_write_frame makes sure it is called
1067 only for muxers with this flag).
1068
75bdd55e
AK
1069------------------------------8<-------------------------------------
1070 0.8 branch was cut here
1071----------------------------->8--------------------------------------
1072
7512bb74 10732012-01-15 - lavc 53.34.0
a6ccae3f 1074 New audio encoding API:
7512bb74 1075 b2c75b6 Add CODEC_CAP_VARIABLE_FRAME_SIZE capability for use by audio
a6ccae3f 1076 encoders.
7512bb74
AK
1077 5ee5fa0 Add avcodec_fill_audio_frame() as a convenience function.
1078 b2c75b6 Add avcodec_encode_audio2() and deprecate avcodec_encode_audio().
a6ccae3f
JR
1079 Add AVCodec.encode2().
1080
7512bb74 10812012-01-12 - 3167dc9 - lavfi 2.15.0
3167dc95
AK
1082 Add a new installed header -- libavfilter/version.h -- with version macros.
1083
c04a954d
JG
10842011-01-03 - b73ec05 - lavu 51.21.0
1085 Add av_popcount64
1086
06e8d38f
AK
10872011-12-25 - lavfi 2.14.0
1088 e1d9dbf Add a new installed header - buffersrc.h
1089 It contains a new function av_buffersrc_buffer() that allows passing
1090 frames to the 'buffer' filter, but unlike av_vsrc_buffer_add_frame()
1091 it allows for direct rendering.
1092 1c9e340 Add avfilter_copy_frame_props() for copying properties from
1093 AVFrame to AVFilterBufferRef.
1094
10952011-12-25 - lavc 53.31.0
1096 Add the following new fields to AVFrame:
1097 b58dbb5 sample_aspect_ratio
1098 3a2ddf7 width, height
1099 8a4a5f6 format
1100
2a216ca2 11012011-12-18 - 8400b12 - lavc 53.28.1
8400b126
MR
1102 Deprecate AVFrame.age. The field is unused.
1103
c04a954d
JG
11042011-12-12 - 5266045 - lavf 53.17.0
1105 Add avformat_close_input().
52660454
AK
1106 Deprecate av_close_input_file() and av_close_input_stream().
1107
f134b5ec
VG
11082011-12-09 - b2890f5 - lavu 51.20.0 - audioconvert.h
1109 Expand the channel layout list.
1110
c04a954d 11112011-12-02 - 0eea212 - lavc 53.25.0
0eea2129
JR
1112 Add nb_samples and extended_data fields to AVFrame.
1113 Deprecate AVCODEC_MAX_AUDIO_FRAME_SIZE.
1114 Deprecate avcodec_decode_audio3() in favor of avcodec_decode_audio4().
1115 avcodec_decode_audio4() writes output samples to an AVFrame, which allows
1116 audio decoders to use get_buffer().
1117
c04a954d 11182011-12-04 - 560f773 - lavc 53.24.0
560f773c
JR
1119 Change AVFrame.data[4]/base[4]/linesize[4]/error[4] to [8] at next major bump.
1120 Change AVPicture.data[4]/linesize[4] to [8] at next major bump.
1121 Change AVCodecContext.error[4] to [8] at next major bump.
1122 Add AV_NUM_DATA_POINTERS to simplify the bump transition.
1123
f134b5ec
VG
11242011-11-24 - lavu 51.19.0
1125 bd97b2e - add planar RGB pixel formats
1126 6b0768e - add PIX_FMT_PLANAR and PIX_FMT_RGB pixel descriptions
1127
b94a3b28 11282011-11-23 - bbb46f3 - lavu 51.18.0
bbb46f3e
JR
1129 Add av_samples_get_buffer_size(), av_samples_fill_arrays(), and
1130 av_samples_alloc(), to samplefmt.h.
1131
b94a3b28 11322011-11-23 - 8889cc4 - lavu 51.17.0
8889cc4f
JR
1133 Add planar sample formats and av_sample_fmt_is_planar() to samplefmt.h.
1134
b94a3b28 11352011-11-19 - f3a29b7 - lavc 53.21.0
f3a29b75
JR
1136 Move some AVCodecContext fields to a new private struct, AVCodecInternal,
1137 which is accessed from a new field, AVCodecContext.internal.
1138 - fields moved:
1139 AVCodecContext.internal_buffer --> AVCodecInternal.buffer
1140 AVCodecContext.internal_buffer_count --> AVCodecInternal.buffer_count
1141 AVCodecContext.is_copy --> AVCodecInternal.is_copy
1142
b94a3b28
MR
11432011-11-16 - 6270671 - lavu 51.16.0
1144 Add av_timegm()
1145
f872e4d0
AK
11462011-11-13 - lavf 53.15.0
1147 New interrupt callback API, allowing per-AVFormatContext/AVIOContext
1148 interrupt callbacks.
1149 6aa0b98 Add AVIOInterruptCB struct and the interrupt_callback field to
1150 AVFormatContext.
1151 1dee0ac Add avio_open2() with additional parameters. Those are
1152 an interrupt callback and an options AVDictionary.
1153 This will allow passing AVOptions to protocols after lavf
1154 54.0.
1155
eacec07e 11562011-11-06 - ba04ecf - lavu 51.14.0
ba04ecfd
RD
1157 Add av_strcasecmp() and av_strncasecmp() to avstring.h.
1158
eacec07e 11592011-11-06 - 07b172f - lavu 51.13.0
07b172fe
LB
1160 Add av_toupper()/av_tolower()
1161
eacec07e 11622011-11-05 - b6d08f4 - lavf 53.13.0
c9b309e8 1163 Add avformat_network_init()/avformat_network_deinit()
b6d08f40 1164
eacec07e 11652011-10-27 - 512557b - lavc 53.15.0
512557b2
JR
1166 Remove avcodec_parse_frame.
1167 Deprecate AVCodecContext.parse_only and CODEC_CAP_PARSE_ONLY.
1168
eacec07e 11692011-10-19 - 569129a - lavf 53.10.0
569129a6
AK
1170 Add avformat_new_stream(). Deprecate av_new_stream().
1171
eacec07e 11722011-10-13 - b631fba - lavf 53.9.0
b631fba9
JR
1173 Add AVFMT_NO_BYTE_SEEK AVInputFormat flag.
1174
492bd1a2
AK
11752011-10-12 - lavu 51.12.0
1176 AVOptions API rewrite.
1177
1178 - 145f741 FF_OPT_TYPE* renamed to AV_OPT_TYPE_*
1179 - new setting/getting functions with slightly different semantics:
1180 dac66da av_set_string3 -> av_opt_set
1181 av_set_double -> av_opt_set_double
1182 av_set_q -> av_opt_set_q
1183 av_set_int -> av_opt_set_int
1184
1185 41d9d51 av_get_string -> av_opt_get
1186 av_get_double -> av_opt_get_double
1187 av_get_q -> av_opt_get_q
1188 av_get_int -> av_opt_get_int
1189
1190 - 8c5dcaa trivial rename av_next_option -> av_opt_next
1191 - 641c7af new functions - av_opt_child_next, av_opt_child_class_next
1192 and av_opt_find2()
1193
7f9b0ef9 11942011-09-03 - fb4ca26 - lavc 53.10.0
fb4ca26b
AK
1195 lavf 53.6.0
1196 lsws 2.1.0
1197 Add {avcodec,avformat,sws}_get_class().
1198
7f9b0ef9 11992011-09-03 - c11fb82 - lavu 51.10.0
c11fb828
AK
1200 Add AV_OPT_SEARCH_FAKE_OBJ flag for av_opt_find() function.
1201
96d8e18a
JN
12022011-08-26 - lavu 51.9.0
1203 - f2011ed Add av_fifo_peek2(), deprecate av_fifo_peek().
1204 - add41de..abc78a5 Do not include intfloat_readwrite.h,
1205 mathematics.h, rational.h, pixfmt.h, or log.h from avutil.h.
f2011ed2 1206
7f9b0ef9 12072011-08-16 - 48f9e45 - lavf 53.4.0
48f9e457
AK
1208 Add avformat_query_codec().
1209
7f9b0ef9 12102011-08-16 - bca06e7 - lavc 53.8.0
bca06e77
AK
1211 Add avcodec_get_type().
1212
e3a70c7c
DB
12132011-08-06 - 2f63440 - lavf 53.4.0
1214 Add error_recognition to AVFormatContext.
1215
5038f9b2
LB
12162011-08-02 - 9d39cbf - lavc 53.7.1
1217 Add AV_PKT_FLAG_CORRUPT AVPacket flag.
1218
6cb11979 12192011-07-10 - a67c061 - lavf 53.3.0
f2f523ff 1220 Add avformat_find_stream_info(), deprecate av_find_stream_info().
9c47f2b2 1221 NOTE: this was backported to 0.7
f2f523ff 1222
6cb11979 12232011-07-10 - 0b950fe - lavc 53.6.0
f2f523ff 1224 Add avcodec_open2(), deprecate avcodec_open().
9c47f2b2
AK
1225 NOTE: this was backported to 0.7
1226
44911f29
AK
1227 Add avcodec_alloc_context3. Deprecate avcodec_alloc_context() and
1228 avcodec_alloc_context2().
f2f523ff 1229
6cb11979 12302011-06-23 - 67e9ae1 - lavu 51.8.0 - attributes.h
67e9ae14
MS
1231 Add av_printf_format().
1232
9c47f2b2
AK
1233------------------------------8<-------------------------------------
1234 0.7 branch was cut here
1235----------------------------->8--------------------------------------
1236
6cb11979 12372011-06-16 - 05e84c9, 25de595 - lavf 53.2.0 - avformat.h
7c44d716
AK
1238 Add avformat_open_input and avformat_write_header().
1239 Deprecate av_open_input_stream, av_open_input_file,
1240 AVFormatParameters and av_write_header.
1241
6cb11979 12422011-06-16 - 7e83e1c, dc59ec5 - lavu 51.7.0 - opt.h
7c44d716
AK
1243 Add av_opt_set_dict() and av_opt_find().
1244 Deprecate av_find_opt().
1245 Add AV_DICT_APPEND flag.
1246
6cb11979 12472011-06-10 - cb7c11c - lavu 51.6.0 - opt.h
cb7c11cc
MS
1248 Add av_opt_flag_is_set().
1249
6cb11979 12502011-06-08 - d9f80ea - lavu 51.5.0 - AVMetadata
d9f80ea2
AK
1251 Move AVMetadata from lavf to lavu and rename it to
1252 AVDictionary -- new installed header dict.h.
1253 All av_metadata_* functions renamed to av_dict_*.
1254
1397ac0a 12552011-06-07 - a6703fa - lavu 51.4.0 - av_get_bytes_per_sample()
a6703faa
SS
1256 Add av_get_bytes_per_sample() in libavutil/samplefmt.h.
1257 Deprecate av_get_bits_per_sample_fmt().
1258
6cb11979 12592011-06-05 - b39b062 - lavu 51.3.0 - opt.h
b39b0623
AK
1260 Add av_opt_free convenience function.
1261
04de5bf5 12622011-05-28 - 0420bd7 - lavu 51.2.0 - pixdesc.h
8f653e28
SS
1263 Add av_get_pix_fmt_name() in libavutil/pixdesc.h, and deprecate
1264 avcodec_get_pix_fmt_name() in libavcodec/avcodec.h in its favor.
1265
19a686b8 12662011-05-25 - 30315a8 - lavf 53.1.0 - avformat.h
30315a8d
AC
1267 Add fps_probe_size to AVFormatContext.
1268
41e21e4d 12692011-05-18 - 64150ff - lavc 53.4.0 - AVCodecContext.request_sample_fmt
00e5da89
JR
1270 Add request_sample_fmt field to AVCodecContext.
1271
36dc49b7 12722011-05-10 - 188dea1 - lavc 53.3.0 - avcodec.h
188dea1d
AK
1273 Deprecate AVLPCType and the following fields in
1274 AVCodecContext: lpc_coeff_precision, prediction_order_method,
1275 min_partition_order, max_partition_order, lpc_type, lpc_passes.
1276 Corresponding FLAC encoder options should be used instead.
1277
36dc49b7 12782011-04-26 - bebe72f - lavu 51.1.0 - avutil.h
bebe72f4
SS
1279 Add AVPictureType enum and av_get_picture_type_char(), deprecate
1280 FF_*_TYPE defines and av_get_pict_type_char() defined in
1281 libavcodec/avcodec.h.
1282
36dc49b7 12832011-04-26 - 10d3940 - lavfi 2.3.0 - avfilter.h
10d39405
RPM
1284 Add pict_type and key_frame fields to AVFilterBufferRefVideo.
1285
36dc49b7 12862011-04-26 - 7a11c82 - lavfi 2.2.0 - vsrc_buffer
7a11c82f
MN
1287 Add sample_aspect_ratio fields to vsrc_buffer arguments
1288
b4a53314 12892011-04-21 - 94f7451 - lavc 53.1.0 - avcodec.h
94f7451a
RB
1290 Add CODEC_CAP_SLICE_THREADS for codecs supporting sliced threading.
1291
aad2f2f4
K
12922011-04-15 - lavc 52.120.0 - avcodec.h
1293 AVPacket structure got additional members for passing side information:
1294 4de339e introduce side information for AVPacket
1295 2d8591c make containers pass palette change in AVPacket
1296
86a89ae3
AK
12972011-04-12 - lavf 52.107.0 - avio.h
1298 Avio cleanup, part II - deprecate the entire URLContext API:
1299 175389c add avio_check as a replacement for url_exist
1300 ff1ec0c add avio_pause and avio_seek_time as replacements
1301 for _av_url_read_fseek/fpause
1302 cdc6a87 deprecate av_protocol_next(), avio_enum_protocols
1303 should be used instead.
1304 80c6e23 rename url_set_interrupt_cb->avio_set_interrupt_cb.
1305 f87b1b3 rename open flags: URL_* -> AVIO_*
1306 f8270bb add avio_enum_protocols.
1307 5593f03 deprecate URLProtocol.
1308 c486dad deprecate URLContext.
1309 026e175 deprecate the typedef for URLInterruptCB
1310 8e76a19 deprecate av_register_protocol2.
1311 b840484 deprecate URL_PROTOCOL_FLAG_NESTED_SCHEME
1312 1305d93 deprecate av_url_read_seek
1313 fa104e1 deprecate av_url_read_pause
1314 727c7aa deprecate url_get_filename().
1315 5958df3 deprecate url_max_packet_size().
1316 1869ea0 deprecate url_get_file_handle().
1317 32a97d4 deprecate url_filesize().
1318 e52a914 deprecate url_close().
1319 58a48c6 deprecate url_seek().
1320 925e908 deprecate url_write().
1321 dce3756 deprecate url_read_complete().
1322 bc371ac deprecate url_read().
1323 0589da0 deprecate url_open().
1324 62eaaea deprecate url_connect.
1325 5652bb9 deprecate url_alloc.
1326 333e894 deprecate url_open_protocol
1327 e230705 deprecate url_poll and URLPollEntry
1328
73389754
PR
13292011-04-10 - lavu 50.40.0 - pixfmt.h
1330 Add PIX_FMT_BGR48LE and PIX_FMT_BGR48BE pixel formats
1331
0c68c804
AK
13322011-04-08 - lavf 52.106.0 - avformat.h
1333 Minor avformat.h cleanup:
1334 a9bf9d8 deprecate av_guess_image2_codec
1335 c3675df rename avf_sdp_create->av_sdp_create
1336
4dcde00c
AK
13372011-04-03 - lavf 52.105.0 - avio.h
1338 Large-scale renaming/deprecating of AVIOContext-related functions:
1339 724f6a0 deprecate url_fdopen
1340 403ee83 deprecate url_open_dyn_packet_buf
1341 6dc7d80 rename url_close_dyn_buf -> avio_close_dyn_buf
1342 b92c545 rename url_open_dyn_buf -> avio_open_dyn_buf
1343 8978fed introduce an AVIOContext.seekable field as a replacement for
1344 AVIOContext.is_streamed and url_is_streamed()
1345 b64030f deprecate get_checksum()
1346 4c4427a deprecate init_checksum()
1347 4ec153b deprecate udp_set_remote_url/get_local_port
1348 933e90a deprecate av_url_read_fseek/fpause
1349 8d9769a deprecate url_fileno
1350 b7f2fdd rename put_flush_packet -> avio_flush
1351 35f1023 deprecate url_close_buf
1352 83fddae deprecate url_open_buf
1353 d9d86e0 rename url_fprintf -> avio_printf
1354 59f65d9 deprecate url_setbufsize
1355 3e68b3b deprecate url_ferror
1356 66e5b1d deprecate url_feof
1357 e8bb2e2 deprecate url_fget_max_packet_size
1358 76aa876 rename url_fsize -> avio_size
1359 e519753 deprecate url_fgetc
1360 655e45e deprecate url_fgets
1361 a2704c9 rename url_ftell -> avio_tell
1362 e16ead0 deprecate get_strz() in favor of avio_get_str
1363 0300db8,2af07d3 rename url_fskip -> avio_skip
1364 6b4aa5d rename url_fseek -> avio_seek
1365 61840b4 deprecate put_tag
1366 22a3212 rename url_fopen/fclose -> avio_open/close.
1367 0ac8e2b deprecate put_nbyte
1368 77eb550 rename put_byte -> avio_w8
1369 put_[b/l]e<type> -> avio_w[b/l]<type>
1370 put_buffer -> avio_write
1371 b7effd4 rename get_byte -> avio_r8,
1372 get_[b/l]e<type> -> avio_r[b/l]<type>
1373 get_buffer -> avio_read
1374 b3db9ce deprecate get_partial_buffer
1375 8d9ac96 rename av_alloc_put_byte -> avio_alloc_context
1376
0b18b49b
JR
13772011-03-25 - 34b47d7 - lavc 52.115.0 - AVCodecContext.audio_service_type
1378 Add audio_service_type field to AVCodecContext.
1379
dc6fdad5
MS
13802011-03-02 - 863c471 - lavf 52.103.0 - av_pkt_dump2, av_pkt_dump_log2
1381 Add new functions av_pkt_dump2, av_pkt_dump_log2 that uses the
1382 source stream timebase for outputting timestamps. Deprecate
1383 av_pkt_dump and av_pkt_dump_log.
1384
d2bbf82e
RB
13852011-02-20 - e731b8d - lavf 52.102.0 - avio.h
1386 * e731b8d - rename init_put_byte() to ffio_init_context(), deprecating the
1387 original, and move it to a private header so it is no longer
1388 part of our public API. Instead, use av_alloc_put_byte().
1389 * ae628ec - rename ByteIOContext to AVIOContext.
1390
c3dbfa1a 13912011-02-16 - 09d171b - lavf 52.101.0 - avformat.h
09d171b9 1392 lavu 52.39.0 - parseutils.h
c3dbfa1a
JG
1393 * 610219a - Add av_ prefix to dump_format().
1394 * f6c7375 - Replace parse_date() in lavf with av_parse_time() in lavu.
1395 * ab0287f - Move find_info_tag from lavf to lavu and add av_prefix to it.
09d171b9 1396
737eb597
RT
13972011-02-15 - lavu 52.38.0 - merge libavcore
1398 libavcore is merged back completely into libavutil
1399
8ed4cc65
MR
14002011-02-10 - 55bad0c - lavc 52.113.0 - vbv_delay
1401 Add vbv_delay field to AVCodecContext
1402
935ee1b9
MR
14032011-02-14 - 24a83bd - lavf 52.100.0 - AV_DISPOSITION_CLEAN_EFFECTS
1404 Add AV_DISPOSITION_CLEAN_EFFECTS disposition flag.
1405
08a459f0
MR
14062011-02-14 - 910b5b8 - lavfi 1.76.0 - AVFilterLink sample_aspect_ratio
1407 Add sample_aspect_ratio field to AVFilterLink.
1408
77c330a0
AH
14092011-02-10 - 12c14cd - lavf 52.99.0 - AVStream.disposition
1410 Add AV_DISPOSITION_HEARING_IMPAIRED and AV_DISPOSITION_VISUAL_IMPAIRED.
1411
f2146944 14122011-02-09 - 5592734 - lavc 52.112.0 - avcodec_thread_init()
c0b102ca
AS
1413 Deprecate avcodec_thread_init()/avcodec_thread_free() use; instead
1414 set thread_count before calling avcodec_open.
1415
8e8cc52b 14162011-02-09 - 778b08a - lavc 52.111.0 - threading API
37b00b47
AS
1417 Add CODEC_CAP_FRAME_THREADS with new restrictions on get_buffer()/
1418 release_buffer()/draw_horiz_band() callbacks for appropriate codecs.
1419 Add thread_type and active_thread_type fields to AVCodecContext.
1420
c2bd7578 14212011-02-08 - 3940caa - lavf 52.98.0 - av_probe_input_buffer
3940caad
AH
1422 Add av_probe_input_buffer() to avformat.h for probing format from a
1423 ByteIOContext.
1424
ae0f8a1a 14252011-02-06 - fe174fc - lavf 52.97.0 - avio.h
fe174fc8
NG
1426 Add flag for non-blocking protocols: URL_FLAG_NONBLOCK
1427
ff197489
MS
14282011-02-04 - f124b08 - lavf 52.96.0 - avformat_free_context()
1429 Add avformat_free_context() in avformat.h.
1430
75fd0668
TH
14312011-02-03 - f5b82f4 - lavc 52.109.0 - add CODEC_ID_PRORES
1432 Add CODEC_ID_PRORES to avcodec.h.
1433
7ab8758b
JG
14342011-02-03 - fe9a3fb - lavc 52.109.0 - H.264 profile defines
1435 Add defines for H.264 * Constrained Baseline and Intra profiles
1436
4868bebe
AK
14372011-02-02 - lavf 52.95.0
1438 * 50196a9 - add a new installed header version.h.
1439 * 4efd5cf, dccbd97, 93b78d1 - add several variants of public
1440 avio_{put,get}_str* functions. Deprecate corresponding semi-public
1441 {put,get}_str*.
1442
14432011-02-02 - dfd2a00 - lavu 50.37.0 - log.h
1444 Make av_dlog public.
1445
343bfdd3 14462011-01-15 - a242ac3 - lavfi 1.74.0 - AVFilterBufferRefAudioProps
a242ac36
SS
1447 Rename AVFilterBufferRefAudioProps.samples_nb to nb_samples.
1448
343bfdd3 14492011-01-14 - 7f88a5b - lavf 52.93.0 - av_metadata_copy()
f93fe776
SS
1450 Add av_metadata_copy() in avformat.h.
1451
343bfdd3 14522011-01-07 - 81c623f - lavc 52.107.0 - deprecate reordered_opaque
81c623fa
MN
1453 Deprecate reordered_opaque in favor of pkt_pts/dts.
1454
343bfdd3 14552011-01-07 - 1919fea - lavc 52.106.0 - pkt_dts
1919feaf
MN
1456 Add pkt_dts to AVFrame, this will in the future allow multithreading decoders
1457 to not mess up dts.
1458
343bfdd3 14592011-01-07 - 393cbb9 - lavc 52.105.0 - pkt_pts
393cbb96
MN
1460 Add pkt_pts to AVFrame.
1461
343bfdd3 14622011-01-07 - 060ec0a - lavc 52.104.0 - av_get_profile_name()
060ec0a8
AH
1463 Add av_get_profile_name to libavcodec/avcodec.h.
1464
343bfdd3 14652010-12-27 - 0ccabee - lavfi 1.71.0 - AV_PERM_NEG_LINESIZES
28e5d45c
SS
1466 Add AV_PERM_NEG_LINESIZES in avfilter.h.
1467
343bfdd3 14682010-12-27 - 9128ae0 - lavf 52.91.0 - av_find_best_stream()
9128ae08
NG
1469 Add av_find_best_stream to libavformat/avformat.h.
1470
343bfdd3 14712010-12-27 - 107a7e3 - lavf 52.90.0
107a7e3e
AK
1472 Add AVFMT_NOSTREAMS flag for formats with no streams,
1473 like e.g. text metadata.
1474
343bfdd3 14752010-12-22 - 0328b9e - lavu 50.36.0 - file.h
0328b9ea
SS
1476 Add functions av_file_map() and av_file_unmap() in file.h.
1477
343bfdd3 14782010-12-19 - 0bc55f5 - lavu 50.35.0 - error.h
0bc55f5d
NG
1479 Add "not found" error codes:
1480 AVERROR_DEMUXER_NOT_FOUND
1481 AVERROR_MUXER_NOT_FOUND
1482 AVERROR_DECODER_NOT_FOUND
1483 AVERROR_ENCODER_NOT_FOUND
1484 AVERROR_PROTOCOL_NOT_FOUND
1485 AVERROR_FILTER_NOT_FOUND
1486 AVERROR_BSF_NOT_FOUND
1487 AVERROR_STREAM_NOT_FOUND
1488
343bfdd3 14892010-12-09 - c61cdd0 - lavcore 0.16.0 - avcore.h
c61cdd0a
SS
1490 Move AV_NOPTS_VALUE, AV_TIME_BASE, AV_TIME_BASE_Q symbols from
1491 avcodec.h to avcore.h.
1492
343bfdd3 14932010-12-04 - 16cfc96 - lavc 52.98.0 - CODEC_CAP_NEG_LINESIZES
16cfc961
SS
1494 Add CODEC_CAP_NEG_LINESIZES codec capability flag in avcodec.h.
1495
343bfdd3 14962010-12-04 - bb4afa1 - lavu 50.34.0 - av_get_pix_fmt_string()
bb4afa13
SS
1497 Deprecate avcodec_pix_fmt_string() in favor of
1498 pixdesc.h/av_get_pix_fmt_string().
1499
343bfdd3 15002010-12-04 - 4da12e3 - lavcore 0.15.0 - av_image_alloc()
4da12e3b
SS
1501 Add av_image_alloc() to libavcore/imgutils.h.
1502
343bfdd3 15032010-12-02 - 037be76 - lavfi 1.67.0 - avfilter_graph_create_filter()
037be76e
SS
1504 Add function avfilter_graph_create_filter() in avfiltergraph.h.
1505
343bfdd3 15062010-11-25 - 4723bc2 - lavfi 1.65.0 - avfilter_get_video_buffer_ref_from_arrays()
d38c340f
SS
1507 Add function avfilter_get_video_buffer_ref_from_arrays() in
1508 avfilter.h.
06d19718 1509
343bfdd3 15102010-11-21 - 176a615 - lavcore 0.14.0 - audioconvert.h
176a6157
SS
1511 Add a public audio channel API in audioconvert.h, and deprecate the
1512 corresponding functions in libavcodec:
1513 avcodec_get_channel_name()
1514 avcodec_get_channel_layout()
1515 avcodec_get_channel_layout_string()
1516 avcodec_channel_layout_num_channels()
1517 and the CH_* macros defined in libavcodec/avcodec.h.
1518
343bfdd3 15192010-11-21 - 6bfc268 - lavf 52.85.0 - avformat.h
e58d0392
RD
1520 Add av_append_packet().
1521
343bfdd3 15222010-11-21 - a08d918 - lavc 52.97.0 - avcodec.h
e58d0392
RD
1523 Add av_grow_packet().
1524
343bfdd3 15252010-11-17 - 0985e1a - lavcore 0.13.0 - parseutils.h
0985e1a3
AJ
1526 Add av_parse_color() declared in libavcore/parseutils.h.
1527
343bfdd3 15282010-11-13 - cb2c971 - lavc 52.95.0 - AVCodecContext
c716f917
AJ
1529 Add AVCodecContext.subtitle_header and AVCodecContext.subtitle_header_size
1530 fields.
1531
343bfdd3 15322010-11-13 - 5aaea02 - lavfi 1.62.0 - avfiltergraph.h
5aaea022
SS
1533 Make avfiltergraph.h public.
1534
343bfdd3 15352010-11-13 - 4fcbb2a - lavfi 1.61.0 - avfiltergraph.h
4fcbb2af
SS
1536 Remove declarations from avfiltergraph.h for the functions:
1537 avfilter_graph_check_validity()
1538 avfilter_graph_config_links()
1539 avfilter_graph_config_formats()
1540 which are now internal.
1541 Use avfilter_graph_config() instead.
1542
343bfdd3 15432010-11-08 - d2af720 - lavu 50.33.0 - eval.h
d2af7205
SS
1544 Deprecate functions:
1545 av_parse_and_eval_expr(),
1546 av_parse_expr(),
1547 av_eval_expr(),
1548 av_free_expr(),
1549 in favor of the functions:
1550 av_expr_parse_and_eval(),
1551 av_expr_parse(),
1552 av_expr_eval(),
1553 av_expr_free().
1554
343bfdd3 15552010-11-08 - 24de0ed - lavfi 1.59.0 - avfilter_free()
24de0edb
SS
1556 Rename avfilter_destroy() to avfilter_free().
1557 This change breaks libavfilter API/ABI.
1558
343bfdd3 15592010-11-07 - 1e80a0e - lavfi 1.58.0 - avfiltergraph.h
1e80a0ea
SS
1560 Remove graphparser.h header, move AVFilterInOut and
1561 avfilter_graph_parse() declarations to libavfilter/avfiltergraph.h.
1562
343bfdd3 15632010-11-07 - 7313132 - lavfi 1.57.0 - AVFilterInOut
da6ec07c
SS
1564 Rename field AVFilterInOut.filter to AVFilterInOut.filter_ctx.
1565 This change breaks libavfilter API.
1566
343bfdd3 15672010-11-04 - 97dd1e4 - lavfi 1.56.0 - avfilter_graph_free()
97dd1e4a
SS
1568 Rename avfilter_graph_destroy() to avfilter_graph_free().
1569 This change breaks libavfilter API/ABI.
1570
343bfdd3 15712010-11-04 - e15aeea - lavfi 1.55.0 - avfilter_graph_alloc()
e15aeea6
SS
1572 Add avfilter_graph_alloc() to libavfilter/avfiltergraph.h.
1573
343bfdd3 15742010-11-02 - 6f84cd1 - lavcore 0.12.0 - av_get_bits_per_sample_fmt()
6f84cd12
SS
1575 Add av_get_bits_per_sample_fmt() to libavcore/samplefmt.h and
1576 deprecate av_get_bits_per_sample_format().
1577
343bfdd3 15782010-11-02 - d63e456 - lavcore 0.11.0 - samplefmt.h
d63e456a
SS
1579 Add sample format functions in libavcore/samplefmt.h:
1580 av_get_sample_fmt_name(),
1581 av_get_sample_fmt(),
1582 av_get_sample_fmt_string(),
1583 and deprecate the corresponding libavcodec/audioconvert.h functions:
1584 avcodec_get_sample_fmt_name(),
1585 avcodec_get_sample_fmt(),
1586 avcodec_sample_fmt_string().
1587
343bfdd3 15882010-11-02 - 262d1c5 - lavcore 0.10.0 - samplefmt.h
262d1c5d
SS
1589 Define enum AVSampleFormat in libavcore/samplefmt.h, deprecate enum
1590 SampleFormat.
1591
343bfdd3 15922010-10-16 - 2a24df9 - lavfi 1.52.0 - avfilter_graph_config()
2a24df93
SS
1593 Add the function avfilter_graph_config() in avfiltergraph.h.
1594
343bfdd3 15952010-10-15 - 03700d3 - lavf 52.83.0 - metadata API
03700d39
AK
1596 Change demuxers to export metadata in generic format and
1597 muxers to accept generic format. Deprecate the public
1598 conversion API.
1599
343bfdd3 16002010-10-10 - 867ae7a - lavfi 1.49.0 - AVFilterLink.time_base
77611295
SS
1601 Add time_base field to AVFilterLink.
1602
343bfdd3 16032010-09-27 - c85eef4 - lavu 50.31.0 - av_set_options_string()
c6625ad5
SS
1604 Move av_set_options_string() from libavfilter/parseutils.h to
1605 libavutil/opt.h.
1606
343bfdd3 16072010-09-27 - acc0490 - lavfi 1.47.0 - AVFilterLink
4ecf1539
SS
1608 Make the AVFilterLink fields srcpad and dstpad store the pointers to
1609 the source and destination pads, rather than their indexes.
1610
343bfdd3 16112010-09-27 - 372e288 - lavu 50.30.0 - av_get_token()
b3dd5e59
SS
1612 Move av_get_token() from libavfilter/parseutils.h to
1613 libavutil/avstring.h.
1614
343bfdd3 16152010-09-26 - 635d4ae - lsws 0.12.0 - swscale.h
c5812793
SS
1616 Add the functions sws_alloc_context() and sws_init_context().
1617
343bfdd3 16182010-09-26 - 6ed0404 - lavu 50.29.0 - opt.h
41f87daa
SS
1619 Move libavcodec/opt.h to libavutil/opt.h.
1620
343bfdd3 16212010-09-24 - 1c1c80f - lavu 50.28.0 - av_log_set_flags()
1c1c80f0
MN
1622 Default of av_log() changed due to many problems to the old no repeat
1623 detection. Read the docs of AV_LOG_SKIP_REPEATED in log.h before
1624 enabling it for your app!.
1625
343bfdd3 16262010-09-24 - f66eb58 - lavc 52.90.0 - av_opt_show2()
07cac2a0
SS
1627 Deprecate av_opt_show() in favor or av_opt_show2().
1628
343bfdd3 16292010-09-14 - bc6f0af - lavu 50.27.0 - av_popcount()
07cac2a0
SS
1630 Add av_popcount() to libavutil/common.h.
1631
343bfdd3 16322010-09-08 - c6c98d0 - lavu 50.26.0 - av_get_cpu_flags()
15cae5e6
SS
1633 Add av_get_cpu_flags().
1634
343bfdd3 16352010-09-07 - 34017fd - lavcore 0.9.0 - av_image_copy()
16bacad4
SS
1636 Add av_image_copy().
1637
343bfdd3 16382010-09-07 - 9686abb - lavcore 0.8.0 - av_image_copy_plane()
16bacad4
SS
1639 Add av_image_copy_plane().
1640
343bfdd3 16412010-09-07 - 9b7269e - lavcore 0.7.0 - imgutils.h
1904035b
SS
1642 Adopt hierarchical scheme for the imgutils.h function names,
1643 deprecate the old names.
1644
343bfdd3 16452010-09-04 - 7160bb7 - lavu 50.25.0 - AV_CPU_FLAG_*
47806f41
SS
1646 Deprecate the FF_MM_* flags defined in libavcodec/avcodec.h in favor
1647 of the AV_CPU_FLAG_* flags defined in libavutil/cpu.h.
1648
343bfdd3 16492010-08-26 - 5da19b5 - lavc 52.87.0 - avcodec_get_channel_layout()
798dc641
SS
1650 Add avcodec_get_channel_layout() in audioconvert.h.
1651
343bfdd3 16522010-08-20 - e344336 - lavcore 0.6.0 - av_fill_image_max_pixsteps()
26553088
SS
1653 Rename av_fill_image_max_pixstep() to av_fill_image_max_pixsteps().
1654
343bfdd3 16552010-08-18 - a6ddf8b - lavcore 0.5.0 - av_fill_image_max_pixstep()
33d2e7b3
SS
1656 Add av_fill_image_max_pixstep() in imgutils.h.
1657
343bfdd3 16582010-08-17 - 4f2d2e4 - lavu 50.24.0 - AV_NE()
7f38d28c
SS
1659 Add the AV_NE macro.
1660
343bfdd3 16612010-08-17 - ad2c950 - lavfi 1.36.0 - audio framework
3f52a907
SS
1662 Implement AVFilterBufferRefAudioProps struct for audio properties,
1663 get_audio_buffer(), filter_samples() functions and related changes.
1664
343bfdd3 16652010-08-12 - 81c1eca - lavcore 0.4.0 - av_get_image_linesize()
d1a04371
SS
1666 Add av_get_image_linesize() in imgutils.h.
1667
343bfdd3 16682010-08-11 - c1db7bf - lavfi 1.34.0 - AVFilterBufferRef
5bf840c4
SS
1669 Resize data and linesize arrays in AVFilterBufferRef to 8.
1670
1671 This change breaks libavfilter API/ABI.
1672
343bfdd3 16732010-08-11 - 9f08d80 - lavc 52.85.0 - av_picture_data_copy()
c6a34954
SS
1674 Add av_picture_data_copy in avcodec.h.
1675
343bfdd3 16762010-08-11 - 84c0386 - lavfi 1.33.0 - avfilter_open()
c7c7feaa
SS
1677 Change avfilter_open() signature:
1678 AVFilterContext *avfilter_open(AVFilter *filter, const char *inst_name) ->
1679 int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name);
1680
1681 This change breaks libavfilter API/ABI.
1682
343bfdd3 16832010-08-11 - cc80caf - lavfi 1.32.0 - AVFilterBufferRef
ad0d70c9
SS
1684 Add a type field to AVFilterBufferRef, and move video specific
1685 properties to AVFilterBufferRefVideoProps.
1686
4bf2d6e8 1687 This change breaks libavfilter API/ABI.
ad0d70c9 1688
343bfdd3 16892010-08-07 - 5d4890d - lavfi 1.31.0 - AVFilterLink
711d14cf
SS
1690 Rename AVFilterLink fields:
1691 AVFilterLink.srcpic -> AVFilterLink.src_buf
1692 AVFilterLink.cur_pic -> AVFilterLink.cur_buf
1693 AVFilterLink.outpic -> AVFilterLink.out_buf
1694
343bfdd3 16952010-08-07 - 7fce481 - lavfi 1.30.0
711d14cf
SS
1696 Rename functions and fields:
1697 avfilter_(un)ref_pic -> avfilter_(un)ref_buffer
1698 avfilter_copy_picref_props -> avfilter_copy_buffer_ref_props
1699 AVFilterBufferRef.pic -> AVFilterBufferRef.buffer
1700
343bfdd3 17012010-08-07 - ecc8dad - lavfi 1.29.0 - AVFilterBufferRef
711d14cf
SS
1702 Rename AVFilterPicRef to AVFilterBufferRef.
1703
343bfdd3 17042010-08-07 - d54e094 - lavfi 1.28.0 - AVFilterBuffer
e11b104a
SS
1705 Move format field from AVFilterBuffer to AVFilterPicRef.
1706
343bfdd3 17072010-08-06 - bf176f5 - lavcore 0.3.0 - av_check_image_size()
71cb41db
SS
1708 Deprecate avcodec_check_dimensions() in favor of the function
1709 av_check_image_size() defined in libavcore/imgutils.h.
1710
343bfdd3 17112010-07-30 - 56b5e9d - lavfi 1.27.0 - AVFilterBuffer
92dd4959
SS
1712 Increase size of the arrays AVFilterBuffer.data and
1713 AVFilterBuffer.linesize from 4 to 8.
1714
1715 This change breaks libavfilter ABI.
1716
343bfdd3 17172010-07-29 - e7bd48a - lavcore 0.2.0 - imgutils.h
3dec10cd
SS
1718 Add functions av_fill_image_linesizes() and
1719 av_fill_image_pointers(), declared in libavcore/imgutils.h.
1720
343bfdd3 17212010-07-27 - 126b638 - lavcore 0.1.0 - parseutils.h
fa8ead00
SS
1722 Deprecate av_parse_video_frame_size() and av_parse_video_frame_rate()
1723 defined in libavcodec in favor of the newly added functions
1724 av_parse_video_size() and av_parse_video_rate() declared in
1725 libavcore/parseutils.h.
1726
343bfdd3 17272010-07-23 - 4485247 - lavu 50.23.0 - mathematics.h
c257c752
SS
1728 Add the M_PHI constant definition.
1729
343bfdd3 17302010-07-22 - bdab614 - lavfi 1.26.0 - media format generalization
73642926
SS
1731 Add a type field to AVFilterLink.
1732
1733 Change the field types:
1734 enum PixelFormat format -> int format in AVFilterBuffer
1735 enum PixelFormat *formats -> int *formats in AVFilterFormats
1736 enum PixelFormat *format -> int format in AVFilterLink
1737
1738 Change the function signatures:
1739 AVFilterFormats *avfilter_make_format_list(const enum PixelFormat *pix_fmts); ->
1740 AVFilterFormats *avfilter_make_format_list(const int *fmts);
1741
1742 int avfilter_add_colorspace(AVFilterFormats **avff, enum PixelFormat pix_fmt); ->
1743 int avfilter_add_format (AVFilterFormats **avff, int fmt);
1744
1745 AVFilterFormats *avfilter_all_colorspaces(void); ->
1746 AVFilterFormats *avfilter_all_formats (enum AVMediaType type);
1747
1748 This change breaks libavfilter API/ABI.
1749
343bfdd3 17502010-07-21 - aac6ca6 - lavcore 0.0.0
a33e0365
SS
1751 Add libavcore.
1752
343bfdd3 17532010-07-17 - b5c582f - lavfi 1.25.0 - AVFilterBuffer
8e9d9308
SS
1754 Remove w and h fields from AVFilterBuffer.
1755
343bfdd3 17562010-07-17 - f0d77b2 - lavfi 1.24.0 - AVFilterBuffer
9840147d
SS
1757 Rename AVFilterPic to AVFilterBuffer.
1758
343bfdd3 17592010-07-17 - 57fe80f - lavf 52.74.0 - url_fskip()
57fe80fe
MS
1760 Make url_fskip() return an int error code instead of void.
1761
343bfdd3 17622010-07-11 - 23940f1 - lavc 52.83.0
6f5ac9c1 1763 Add AVCodecContext.lpc_type and AVCodecContext.lpc_passes fields.
23940f14
JR
1764 Add AVLPCType enum.
1765 Deprecate AVCodecContext.use_lpc.
1766
343bfdd3 17672010-07-11 - e1d7c88 - lavc 52.82.0 - avsubtitle_free()
e1d7c883
RD
1768 Add a function for free the contents of a AVSubtitle generated by
1769 avcodec_decode_subtitle.
1770
343bfdd3 17712010-07-11 - b91d08f - lavu 50.22.0 - bswap.h and intreadwrite.h
617d56ca
SS
1772 Make the bswap.h and intreadwrite.h API public.
1773
343bfdd3 17742010-07-08 - ce1cd1c - lavu 50.21.0 - pixdesc.h
52706b95
SS
1775 Rename read/write_line() to av_read/write_image_line().
1776
343bfdd3 17772010-07-07 - 4d508e4 - lavfi 1.21.0 - avfilter_copy_picref_props()
16400da6 1778 Add avfilter_copy_picref_props().
52706b95 1779
343bfdd3 17802010-07-03 - 2d525ef - lavc 52.79.0
16400da6
SS
1781 Add FF_COMPLIANCE_UNOFFICIAL and change all instances of
1782 FF_COMPLIANCE_INOFFICIAL to use FF_COMPLIANCE_UNOFFICIAL.
34171e87 1783
343bfdd3 17842010-07-02 - 89eec74 - lavu 50.20.0 - lfg.h
13088d27
RP
1785 Export av_lfg_init(), av_lfg_get(), av_mlfg_get(), and av_bmg_get() through
1786 lfg.h.
1787
343bfdd3 17882010-06-28 - a52e2c3 - lavfi 1.20.1 - av_parse_color()
6951515c
SS
1789 Extend av_parse_color() syntax, make it accept an alpha value specifier and
1790 set the alpha value to 255 by default.
1791
343bfdd3 17922010-06-22 - 735cf6b - lavf 52.71.0 - URLProtocol.priv_data_size, priv_data_class
16400da6 1793 Add priv_data_size and priv_data_class to URLProtocol.
58cc11c7 1794
343bfdd3 17952010-06-22 - ffbb289 - lavf 52.70.0 - url_alloc(), url_connect()
16400da6 1796 Add url_alloc() and url_connect().
4636f115 1797
343bfdd3 17982010-06-22 - 9b07a2d - lavf 52.69.0 - av_register_protocol2()
16400da6 1799 Add av_register_protocol2(), deprecating av_register_protocol().
6c4cbc8d 1800
343bfdd3 18012010-06-09 - 65db058 - lavu 50.19.0 - av_compare_mod()
276b45af
SS
1802 Add av_compare_mod() to libavutil/mathematics.h.
1803
343bfdd3 18042010-06-05 - 0b99215 - lavu 50.18.0 - eval API
4cd5100c
SS
1805 Make the eval API public.
1806
343bfdd3 18072010-06-04 - 31878fc - lavu 50.17.0 - AV_BASE64_SIZE
6532c6f9
SS
1808 Add AV_BASE64_SIZE() macro.
1809
343bfdd3 18102010-06-02 - 7e566bb - lavc 52.73.0 - av_get_codec_tag_string()
2a00992f
SS
1811 Add av_get_codec_tag_string().
1812
343bfdd3 18132010-06-01 - 2b99142 - lsws 0.11.0 - convertPalette API
16400da6 1814 Add sws_convertPalette8ToPacked32() and sws_convertPalette8ToPacked24().
7f464a0a 1815
343bfdd3 18162010-05-26 - 93ebfee - lavc 52.72.0 - CODEC_CAP_EXPERIMENTAL
fe9c2007 1817 Add CODEC_CAP_EXPERIMENTAL flag.
95c851e2 1818 NOTE: this was backported to 0.6
fe9c2007 1819
343bfdd3 18202010-05-23 - 9977863 - lavu 50.16.0 - av_get_random_seed()
16400da6 1821 Add av_get_random_seed().
cca68a54 1822
343bfdd3 18232010-05-18 - 796ac23 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT
16400da6 1824 Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags.
95c851e2 1825 NOTE: this was backported to 0.6
b724102a 1826
343bfdd3 18272010-05-09 - b6bc205 - lavfi 1.20.0 - AVFilterPicRef
fc25c049
SS
1828 Add interlaced and top_field_first fields to AVFilterPicRef.
1829
95c851e2
AK
1830------------------------------8<-------------------------------------
1831 0.6 branch was cut here
1832----------------------------->8--------------------------------------
1833
343bfdd3 18342010-05-01 - 8e2ee18 - lavf 52.62.0 - probe function
d0eb2b78
RD
1835 Add av_probe_input_format2 to API, it allows ignoring probe
1836 results below given score and returns the actual probe score.
1837
343bfdd3 18382010-04-01 - 3dd6180 - lavf 52.61.0 - metadata API
3dd6180f
AK
1839 Add a flag for av_metadata_set2() to disable overwriting of
1840 existing tags.
1841
343bfdd3 18422010-04-01 - 0fb49b5 - lavc 52.66.0
16400da6 1843 Add avcodec_get_edge_width().
0fb49b59 1844
343bfdd3 18452010-03-31 - d103218 - lavc 52.65.0
c846a984
RB
1846 Add avcodec_copy_context().
1847
343bfdd3 18482010-03-31 - 1a70d12 - lavf 52.60.0 - av_match_ext()
e33f1fa0
SS
1849 Make av_match_ext() public.
1850
343bfdd3 18512010-03-31 - 1149150 - lavu 50.14.0 - AVMediaType
fc8b1075
SS
1852 Move AVMediaType enum from libavcodec to libavutil.
1853
343bfdd3 18542010-03-31 - 72415b2 - lavc 52.64.0 - AVMediaType
fc8b1075
SS
1855 Define AVMediaType enum, and use it instead of enum CodecType, which
1856 is deprecated and will be dropped at the next major bump.
1857
343bfdd3 18582010-03-25 - 8795823 - lavu 50.13.0 - av_strerror()
82ba847e
SS
1859 Implement av_strerror().
1860
343bfdd3 18612010-03-23 - e1484eb - lavc 52.60.0 - av_dct_init()
16400da6 1862 Support DCT-I and DST-I.
e1484ebe 1863
343bfdd3 18642010-03-15 - b8819c8 - lavf 52.56.0 - AVFormatContext.start_time_realtime
a5b3d34b
MS
1865 Add AVFormatContext.start_time_realtime field.
1866
343bfdd3 18672010-03-13 - 5bb5c1d - lavfi 1.18.0 - AVFilterPicRef.pos
8955a324
SS
1868 Add AVFilterPicRef.pos field.
1869
343bfdd3 18702010-03-13 - 60c144f - lavu 50.12.0 - error.h
99de2b59
SS
1871 Move error code definitions from libavcodec/avcodec.h to
1872 the new public header libavutil/error.h.
1873
343bfdd3 18742010-03-07 - c709483 - lavc 52.56.0 - avfft.h
c7094831
MR
1875 Add public FFT interface.
1876
343bfdd3 18772010-03-06 - ac6ef86 - lavu 50.11.0 - av_stristr()
c18fb631
SS
1878 Add av_stristr().
1879
343bfdd3 18802010-03-03 - 4b83fc0 - lavu 50.10.0 - av_tree_enumerate()
4b83fc0f
VS
1881 Add av_tree_enumerate().
1882
343bfdd3 18832010-02-07 - b687c1a - lavu 50.9.0 - av_compare_ts()
fbef7a76
SS
1884 Add av_compare_ts().
1885
343bfdd3 18862010-02-05 - 3f3dc76 - lsws 0.10.0 - sws_getCoefficients()
e49407ee
SS
1887 Add sws_getCoefficients().
1888
343bfdd3 18892010-02-01 - ca76a11 - lavf 52.50.0 - metadata API
ca76a119
AK
1890 Add a list of generic tag names, change 'author' -> 'artist',
1891 'year' -> 'date'.
1892
343bfdd3 18932010-01-30 - 80a07f6 - lavu 50.8.0 - av_get_pix_fmt()
14ace37e
SS
1894 Add av_get_pix_fmt().
1895
343bfdd3 18962010-01-21 - 01cc47d - lsws 0.9.0 - sws_scale()
e49407ee
SS
1897 Change constness attributes of sws_scale() parameters.
1898
343bfdd3 18992010-01-10 - 3fb8e77 - lavfi 1.15.0 - avfilter_graph_config_links()
2d187e23
SS
1900 Add a log_ctx parameter to avfilter_graph_config_links().
1901
343bfdd3 19022010-01-07 - 8e9767f - lsws 0.8.0 - sws_isSupported{In,Out}put()
1c790092 1903 Add sws_isSupportedInput() and sws_isSupportedOutput() functions.
715cff9a 1904
343bfdd3 19052010-01-06 - c1d662f - lavfi 1.14.0 - avfilter_add_colorspace()
1e289b09
SS
1906 Change the avfilter_add_colorspace() signature, make it accept an
1907 (AVFilterFormats **) rather than an (AVFilterFormats *) as before.
1908
343bfdd3 19092010-01-03 - 4fd1f18 - lavfi 1.13.0 - avfilter_add_colorspace()
a2b16627
SS
1910 Add avfilter_add_colorspace().
1911
343bfdd3 19122010-01-02 - 8eb631f - lavf 52.46.0 - av_match_ext()
79c2f2d3
SS
1913 Add av_match_ext(), it should be used in place of match_ext().
1914
343bfdd3 19152010-01-01 - a1f547b - lavf 52.45.0 - av_guess_format()
bb1a8793
SS
1916 Add av_guess_format(), it should be used in place of guess_format().
1917
343bfdd3 19182009-12-13 - a181981 - lavf 52.43.0 - metadata API
16400da6
SS
1919 Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and
1920 AV_METADATA_DONT_STRDUP_VAL.
b8f11ec8 1921
343bfdd3 19222009-12-13 - 277c733 - lavu 50.7.0 - avstring.h API
f69d394f 1923 Add av_d2str().
60a92a77 1924
343bfdd3 19252009-12-13 - 02b398e - lavc 52.42.0 - AVStream
f69d394f 1926 Add avg_frame_rate.
c3d15329 1927
343bfdd3 19282009-12-12 - 3ba69a1 - lavu 50.6.0 - av_bmg_next()
54c24216
SS
1929 Introduce the av_bmg_next() function.
1930
343bfdd3 19312009-12-05 - a13a543 - lavfi 1.12.0 - avfilter_draw_slice()
11f6d098
SS
1932 Add a slice_dir parameter to avfilter_draw_slice().
1933
343bfdd3 19342009-11-26 - 4cc3f6a - lavfi 1.11.0 - AVFilter
7cab9a66
SS
1935 Remove the next field from AVFilter, this is not anymore required.
1936
343bfdd3 19372009-11-25 - 1433c4a - lavfi 1.10.0 - avfilter_next()
b5a683eb
SS
1938 Introduce the avfilter_next() function.
1939
343bfdd3 19402009-11-25 - 86a60fa - lavfi 1.9.0 - avfilter_register()
73e2247d
SS
1941 Change the signature of avfilter_register() to make it return an
1942 int. This is required since now the registration operation may fail.
1943
343bfdd3 19442009-11-25 - 74a0059 - lavu 50.5.0 - pixdesc.h API
d0df2fcc
SS
1945 Make the pixdesc.h API public.
1946
343bfdd3 19472009-10-27 - 243110f - lavfi 1.5.0 - AVFilter.next
290d4a44
SS
1948 Add a next field to AVFilter, this is used for simplifying the
1949 registration and management of the registered filters.
1950
343bfdd3 19512009-10-23 - cccd292 - lavfi 1.4.1 - AVFilter.description
54116673 1952 Add a description field to AVFilter.
01537e9f 1953
343bfdd3 19542009-10-19 - 6b5dc05 - lavfi 1.3.0 - avfilter_make_format_list()
027e85d8
SS
1955 Change the interface of avfilter_make_format_list() from
1956 avfilter_make_format_list(int n, ...) to
1957 avfilter_make_format_list(enum PixelFormat *pix_fmts).
1958
343bfdd3 19592009-10-18 - 0eb4ff9 - lavfi 1.0.0 - avfilter_get_video_buffer()
c3b27a3d
SS
1960 Make avfilter_get_video_buffer() recursive and add the w and h
1961 parameters to it.
1962
343bfdd3 19632009-10-07 - 46c40e4 - lavfi 0.5.1 - AVFilterPic
227d1b98 1964 Add w and h fields to AVFilterPic.
04670366 1965
343bfdd3 19662009-06-22 - 92400be - lavf 52.34.1 - AVFormatContext.packet_size
b394438e
RB
1967 This is now an unsigned int instead of a signed int.
1968
343bfdd3 19692009-06-19 - a4276ba - lavc 52.32.0 - AVSubtitle.pts
227d1b98
DB
1970 Add a pts field to AVSubtitle which gives the subtitle packet pts
1971 in AV_TIME_BASE. Some subtitle de-/encoders (e.g. XSUB) will
4bbe788a
RD
1972 not work right without this.
1973
343bfdd3 19742009-06-03 - 8f3f2e0 - lavc 52.30.2 - AV_PKT_FLAG_KEY
227d1b98 1975 PKT_FLAG_KEY has been deprecated and will be dropped at the next
8f3f2e06
RD
1976 major version. Use AV_PKT_FLAG_KEY instead.
1977
343bfdd3 19782009-06-01 - f988ce6 - lavc 52.30.0 - av_lockmgr_register()
f988ce6c
1979 av_lockmgr_register() can be used to register a callback function
1980 that lavc (and in the future, libraries that depend on lavc) can use
1981 to implement mutexes. The application should provide a callback function
227d1b98
DB
1982 that implements the AV_LOCK_* operations described in avcodec.h.
1983 When the lock manager is registered, FFmpeg is guaranteed to behave
1984 correctly in a multi-threaded application.
f988ce6c 1985
343bfdd3 19862009-04-30 - ce1d9c8 - lavc 52.28.0 - av_free_packet()
52bcc8e1
RP
1987 av_free_packet() is no longer an inline function. It is now exported.
1988
343bfdd3 19892009-04-11 - 80d403f - lavc 52.25.0 - deprecate av_destruct_packet_nofree()
0c13bbf5
RD
1990 Please use NULL instead. This has been supported since r16506
1991 (lavf > 52.23.1, lavc > 52.10.0).
1992
343bfdd3 19932009-04-07 - 7a00bba - lavc 52.23.0 - avcodec_decode_video/audio/subtitle
2851d225
RB
1994 The old decoding functions are deprecated, all new code should use the
1995 new functions avcodec_decode_video2(), avcodec_decode_audio3() and
1996 avcodec_decode_subtitle2(). These new functions take an AVPacket *pkt
1997 argument instead of a const uint8_t *buf / int buf_size pair.
1998
343bfdd3 19992009-04-03 - 7b09db3 - lavu 50.3.0 - av_fifo_space()
b1516707
SS
2000 Introduce the av_fifo_space() function.
2001
343bfdd3 20022009-04-02 - fabd246 - lavc 52.23.0 - AVPacket
dd3bbb49
SS
2003 Move AVPacket declaration from libavformat/avformat.h to
2004 libavcodec/avcodec.h.
2005
343bfdd3 20062009-03-22 - 6e08ca9 - lavu 50.2.0 - RGB32 pixel formats
227d1b98
DB
2007 Convert the pixel formats PIX_FMT_ARGB, PIX_FMT_RGBA, PIX_FMT_ABGR,
2008 PIX_FMT_BGRA, which were defined as macros, into enum PixelFormat values.
2009 Conversely PIX_FMT_RGB32, PIX_FMT_RGB32_1, PIX_FMT_BGR32 and
2010 PIX_FMT_BGR32_1 are now macros.
2011 avcodec_get_pix_fmt() now recognizes the "rgb32" and "bgr32" aliases.
f3370e14 2012 Re-sort the enum PixelFormat list accordingly.
5a43bbc3
SS
2013 This change breaks API/ABI backward compatibility.
2014
343bfdd3 20152009-03-22 - f82674e - lavu 50.1.0 - PIX_FMT_RGB5X5 endian variants
dd3bbb49
SS
2016 Add the enum PixelFormat values:
2017 PIX_FMT_RGB565BE, PIX_FMT_RGB565LE, PIX_FMT_RGB555BE, PIX_FMT_RGB555LE,
2018 PIX_FMT_BGR565BE, PIX_FMT_BGR565LE, PIX_FMT_BGR555BE, PIX_FMT_BGR555LE.
2019
343bfdd3 20202009-03-21 - ee6624e - lavu 50.0.0 - av_random*
c8f742ca
DB
2021 The Mersenne Twister PRNG implemented through the av_random* functions
2022 was removed. Use the lagged Fibonacci PRNG through the av_lfg* functions
2023 instead.
2024
343bfdd3 20252009-03-08 - 41dd680 - lavu 50.0.0 - AVFifoBuffer
889cdae8
DB
2026 av_fifo_init, av_fifo_read, av_fifo_write and av_fifo_realloc were dropped
2027 and replaced by av_fifo_alloc, av_fifo_generic_read, av_fifo_generic_write
2028 and av_fifo_realloc2.
2029 In addition, the order of the function arguments of av_fifo_generic_read
227d1b98 2030 was changed to match av_fifo_generic_write.
889cdae8
DB
2031 The AVFifoBuffer/struct AVFifoBuffer may only be used in an opaque way by
2032 applications, they may not use sizeof() or directly access members.
22d4f236 2033
343bfdd3 20342009-03-01 - ec26457 - lavf 52.31.0 - Generic metadata API
889cdae8
DB
2035 Introduce a new metadata API (see av_metadata_get() and friends).
2036 The old API is now deprecated and should not be used anymore. This especially
429d6b21 2037 includes the following structure fields:
38ce707e
AJ
2038 - AVFormatContext.title
2039 - AVFormatContext.author
2040 - AVFormatContext.copyright
2041 - AVFormatContext.comment
2042 - AVFormatContext.album
2043 - AVFormatContext.year
2044 - AVFormatContext.track
2045 - AVFormatContext.genre
2046 - AVStream.language
2047 - AVStream.filename
2048 - AVProgram.provider_name
2049 - AVProgram.name
2050 - AVChapter.title