APIchanges 26.9 KB
Newer Older
1 2 3 4 5
Never assume the API of libav* to be stable unless at least 1 week has passed since
the last major version increase.
The last version increases were:
libavcodec:  ?
libavdevice: ?
6
libavfilter: 2009-10-18
7 8 9 10 11 12 13
libavformat: ?
libpostproc: ?
libswscale:  ?
libavutil:   2009-03-08


API changes, most recent first:
14

15 16 17 18 19
2011-04-08 - lavf 52.106.0 - avformat.h
  Minor avformat.h cleanup:
    a9bf9d8 deprecate av_guess_image2_codec
    c3675df rename avf_sdp_create->av_sdp_create

20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59
2011-04-03 - lavf 52.105.0 - avio.h
  Large-scale renaming/deprecating of AVIOContext-related functions:
    724f6a0 deprecate url_fdopen
    403ee83 deprecate url_open_dyn_packet_buf
    6dc7d80 rename url_close_dyn_buf       -> avio_close_dyn_buf
    b92c545 rename url_open_dyn_buf        -> avio_open_dyn_buf
    8978fed introduce an AVIOContext.seekable field as a replacement for
            AVIOContext.is_streamed and url_is_streamed()
    b64030f deprecate get_checksum()
    4c4427a deprecate init_checksum()
    4ec153b deprecate udp_set_remote_url/get_local_port
    933e90a deprecate av_url_read_fseek/fpause
    8d9769a deprecate url_fileno
    b7f2fdd rename put_flush_packet -> avio_flush
    35f1023 deprecate url_close_buf
    83fddae deprecate url_open_buf
    d9d86e0 rename url_fprintf -> avio_printf
    59f65d9 deprecate url_setbufsize
    3e68b3b deprecate url_ferror
    66e5b1d deprecate url_feof
    e8bb2e2 deprecate url_fget_max_packet_size
    76aa876 rename url_fsize -> avio_size
    e519753 deprecate url_fgetc
    655e45e deprecate url_fgets
    a2704c9 rename url_ftell -> avio_tell
    e16ead0 deprecate get_strz() in favor of avio_get_str
    0300db8,2af07d3 rename url_fskip -> avio_skip
    6b4aa5d rename url_fseek -> avio_seek
    61840b4 deprecate put_tag
    22a3212 rename url_fopen/fclose -> avio_open/close.
    0ac8e2b deprecate put_nbyte
    77eb550 rename put_byte          -> avio_w8
                   put_[b/l]e<type>  -> avio_w[b/l]<type>
                   put_buffer        -> avio_write
    b7effd4 rename get_byte          -> avio_r8,
                   get_[b/l]e<type>  -> avio_r[b/l]<type>
                   get_buffer        -> avio_read
    b3db9ce deprecate get_partial_buffer
    8d9ac96 rename av_alloc_put_byte -> avio_alloc_context

60 61 62
2011-03-25 - 34b47d7 - lavc 52.115.0 - AVCodecContext.audio_service_type
  Add audio_service_type field to AVCodecContext.

63 64 65 66 67
2011-03-02 - 863c471 - lavf  52.103.0 - av_pkt_dump2, av_pkt_dump_log2
  Add new functions av_pkt_dump2, av_pkt_dump_log2 that uses the
  source stream timebase for outputting timestamps. Deprecate
  av_pkt_dump and av_pkt_dump_log.

68 69 70 71 72 73
2011-02-20 - e731b8d - lavf  52.102.0 - avio.h
  * e731b8d - rename init_put_byte() to ffio_init_context(), deprecating the
              original, and move it to a private header so it is no longer
              part of our public API. Instead, use av_alloc_put_byte().
  * ae628ec - rename ByteIOContext to AVIOContext.

74
2011-02-16 - 09d171b - lavf  52.101.0 - avformat.h
75
                       lavu  52.39.0  - parseutils.h
76 77 78
  * 610219a - Add av_ prefix to dump_format().
  * f6c7375 - Replace parse_date() in lavf with av_parse_time() in lavu.
  * ab0287f - Move find_info_tag from lavf to lavu and add av_prefix to it.
79

80 81 82
2011-02-15 - lavu 52.38.0 - merge libavcore
  libavcore is merged back completely into libavutil

83 84 85
2011-02-10 - 55bad0c - lavc 52.113.0 - vbv_delay
  Add vbv_delay field to AVCodecContext

86 87 88
2011-02-14 - 24a83bd - lavf 52.100.0 - AV_DISPOSITION_CLEAN_EFFECTS
  Add AV_DISPOSITION_CLEAN_EFFECTS disposition flag.

Mans Rullgard's avatar
Mans Rullgard committed
89 90 91
2011-02-14 - 910b5b8 - lavfi 1.76.0 - AVFilterLink sample_aspect_ratio
  Add sample_aspect_ratio field to AVFilterLink.

Anssi Hannula's avatar
Anssi Hannula committed
92 93 94
2011-02-10 - 12c14cd - lavf 52.99.0 - AVStream.disposition
  Add AV_DISPOSITION_HEARING_IMPAIRED and AV_DISPOSITION_VISUAL_IMPAIRED.

Ronald S. Bultje's avatar
Ronald S. Bultje committed
95
2011-02-09 - 5592734 - lavc 52.112.0 - avcodec_thread_init()
96 97 98
  Deprecate avcodec_thread_init()/avcodec_thread_free() use; instead
  set thread_count before calling avcodec_open.

Ronald S. Bultje's avatar
Ronald S. Bultje committed
99
2011-02-09 - 778b08a - lavc 52.111.0 - threading API
100 101 102 103
  Add CODEC_CAP_FRAME_THREADS with new restrictions on get_buffer()/
  release_buffer()/draw_horiz_band() callbacks for appropriate codecs.
  Add thread_type and active_thread_type fields to AVCodecContext.

104
2011-02-08 - 3940caa - lavf 52.98.0 - av_probe_input_buffer
105 106 107
  Add av_probe_input_buffer() to avformat.h for probing format from a
  ByteIOContext.

Ronald S. Bultje's avatar
Ronald S. Bultje committed
108
2011-02-06 - fe174fc - lavf 52.97.0 - avio.h
109 110
  Add flag for non-blocking protocols: URL_FLAG_NONBLOCK

111 112 113
2011-02-04 - f124b08 - lavf 52.96.0 - avformat_free_context()
  Add avformat_free_context() in avformat.h.

114 115 116
2011-02-03 - f5b82f4 - lavc 52.109.0 - add CODEC_ID_PRORES
  Add CODEC_ID_PRORES to avcodec.h.

117 118 119
2011-02-03 - fe9a3fb - lavc 52.109.0 - H.264 profile defines
  Add defines for H.264 * Constrained Baseline and Intra profiles

120 121 122 123 124 125 126 127 128
2011-02-02 - lavf 52.95.0
  * 50196a9 - add a new installed header version.h.
  * 4efd5cf, dccbd97, 93b78d1 - add several variants of public
    avio_{put,get}_str* functions.  Deprecate corresponding semi-public
    {put,get}_str*.

2011-02-02 - dfd2a00 - lavu 50.37.0 - log.h
  Make av_dlog public.

129 130 131
2011-01-15 - r26374 - lavfi 1.74.0 - AVFilterBufferRefAudioProps
  Rename AVFilterBufferRefAudioProps.samples_nb to nb_samples.

132 133 134
2011-01-14 - r26330 - lavf 52.93.0 - av_metadata_copy()
  Add av_metadata_copy() in avformat.h.

135 136 137
2011-01-07 - r26262 - lavc 52.107.0 - deprecate reordered_opaque
  Deprecate reordered_opaque in favor of pkt_pts/dts.

138 139 140 141
2011-01-07 - r26261 - lavc 52.106.0 - pkt_dts
  Add pkt_dts to AVFrame, this will in the future allow multithreading decoders
  to not mess up dts.

142 143 144
2011-01-07 - r26260 - lavc 52.105.0 - pkt_pts
  Add pkt_pts to AVFrame.

145
2011-01-07 - r26259 - lavc 52.104.0 - av_get_profile_name()
146 147
  Add av_get_profile_name to libavcodec/avcodec.h.

148 149 150
2010-12-27 - r26108 - lavfi 1.71.0 - AV_PERM_NEG_LINESIZES
  Add AV_PERM_NEG_LINESIZES in avfilter.h.

Stefano Sabatini's avatar
Stefano Sabatini committed
151
2010-12-27 - r26104 - lavf 52.91.0 - av_find_best_stream()
152 153
  Add av_find_best_stream to libavformat/avformat.h.

154 155 156 157
2010-12-27 - r26103 - lavf 52.90.0
  Add AVFMT_NOSTREAMS flag for formats with no streams,
  like e.g. text metadata.

158
2010-12-22 - r26073 - lavu 50.36.0 - file.h
159 160
  Add functions av_file_map() and av_file_unmap() in file.h.

161
2010-12-19 - r26056 - lavu 50.35.0 - error.h
162 163 164 165 166 167 168 169 170 171
  Add "not found" error codes:
  AVERROR_DEMUXER_NOT_FOUND
  AVERROR_MUXER_NOT_FOUND
  AVERROR_DECODER_NOT_FOUND
  AVERROR_ENCODER_NOT_FOUND
  AVERROR_PROTOCOL_NOT_FOUND
  AVERROR_FILTER_NOT_FOUND
  AVERROR_BSF_NOT_FOUND
  AVERROR_STREAM_NOT_FOUND

172 173 174 175
2010-12-09 - r25923 - lavcore 0.16.0 - avcore.h
  Move AV_NOPTS_VALUE, AV_TIME_BASE, AV_TIME_BASE_Q symbols from
  avcodec.h to avcore.h.

176 177 178
2010-12-04 - r25886 - lavc 52.98.0 - CODEC_CAP_NEG_LINESIZES
  Add CODEC_CAP_NEG_LINESIZES codec capability flag in avcodec.h.

179 180 181 182
2010-12-04 - r25879 - lavu 50.34.0 - av_get_pix_fmt_string()
  Deprecate avcodec_pix_fmt_string() in favor of
  pixdesc.h/av_get_pix_fmt_string().

Stefano Sabatini's avatar
Stefano Sabatini committed
183
2010-12-04 - r25878 - lavcore 0.15.0 - av_image_alloc()
184 185
  Add av_image_alloc() to libavcore/imgutils.h.

186 187 188
2010-12-02 - r25862 - lavfi 1.67.0 - avfilter_graph_create_filter()
  Add function avfilter_graph_create_filter() in avfiltergraph.h.

189
2010-11-25 - r25826 - lavfi 1.65.0 - avfilter_get_video_buffer_ref_from_arrays()
190 191
  Add function avfilter_get_video_buffer_ref_from_arrays() in
  avfilter.h.
192

193 194 195 196 197 198 199 200 201
2010-11-21 - r25787 - lavcore 0.14.0 - audioconvert.h
  Add a public audio channel API in audioconvert.h, and deprecate the
  corresponding functions in libavcodec:
  avcodec_get_channel_name()
  avcodec_get_channel_layout()
  avcodec_get_channel_layout_string()
  avcodec_channel_layout_num_channels()
  and the CH_* macros defined in libavcodec/avcodec.h.

Reimar Döffinger's avatar
Reimar Döffinger committed
202 203 204 205 206 207
2010-11-21 - r25777 - lavf 52.85.0 - avformat.h
  Add av_append_packet().

2010-11-21 - r25776 - lavc 52.97.0 - avcodec.h
  Add av_grow_packet().

208 209 210
2010-11-17 - r25761 - lavcore 0.13.0 - parseutils.h
  Add av_parse_color() declared in libavcore/parseutils.h.

211 212 213 214
2010-11-13 - r25745 - lavc 52.95.0 - AVCodecContext
  Add AVCodecContext.subtitle_header and AVCodecContext.subtitle_header_size
  fields.

215
2010-11-13 - r25740 - lavfi 1.62.0 - avfiltergraph.h
216 217
  Make avfiltergraph.h public.

218 219 220 221 222 223 224 225
2010-11-13 - r25737 - lavfi 1.61.0 - avfiltergraph.h
  Remove declarations from avfiltergraph.h for the functions:
  avfilter_graph_check_validity()
  avfilter_graph_config_links()
  avfilter_graph_config_formats()
  which are now internal.
  Use avfilter_graph_config() instead.

226 227 228 229 230 231 232 233 234 235 236 237
2010-11-08 - r25708 - lavu 50.33.0 - eval.h
  Deprecate functions:
  av_parse_and_eval_expr(),
  av_parse_expr(),
  av_eval_expr(),
  av_free_expr(),
  in favor of the functions:
  av_expr_parse_and_eval(),
  av_expr_parse(),
  av_expr_eval(),
  av_expr_free().

238 239 240 241
2010-11-08 - r25707 - lavfi 1.59.0 - avfilter_free()
  Rename avfilter_destroy() to avfilter_free().
  This change breaks libavfilter API/ABI.

242 243 244 245
2010-11-07 - r25705 - lavfi 1.58.0 - avfiltergraph.h
  Remove graphparser.h header, move AVFilterInOut and
  avfilter_graph_parse() declarations to libavfilter/avfiltergraph.h.

246
2010-11-07 - r25700 - lavfi 1.57.0 - AVFilterInOut
247 248 249
  Rename field AVFilterInOut.filter to AVFilterInOut.filter_ctx.
  This change breaks libavfilter API.

250
2010-11-04 - r25674 - lavfi 1.56.0 - avfilter_graph_free()
251 252 253
  Rename avfilter_graph_destroy() to avfilter_graph_free().
  This change breaks libavfilter API/ABI.

254
2010-11-04 - r25673 - lavfi 1.55.0 - avfilter_graph_alloc()
255 256
  Add avfilter_graph_alloc() to libavfilter/avfiltergraph.h.

257 258 259 260
2010-11-02 - r25654 - lavcore 0.12.0 - av_get_bits_per_sample_fmt()
  Add av_get_bits_per_sample_fmt() to libavcore/samplefmt.h and
  deprecate av_get_bits_per_sample_format().

Stefano Sabatini's avatar
Stefano Sabatini committed
261 262 263 264 265 266 267 268 269 270
2010-11-02 - r25653 - lavcore 0.11.0 - samplefmt.h
  Add sample format functions in libavcore/samplefmt.h:
  av_get_sample_fmt_name(),
  av_get_sample_fmt(),
  av_get_sample_fmt_string(),
  and deprecate the corresponding libavcodec/audioconvert.h functions:
  avcodec_get_sample_fmt_name(),
  avcodec_get_sample_fmt(),
  avcodec_sample_fmt_string().

271 272 273 274
2010-11-02 - r25652 - lavcore 0.10.0 - samplefmt.h
  Define enum AVSampleFormat in libavcore/samplefmt.h, deprecate enum
  SampleFormat.

275 276 277
2010-10-16 - r25502 - lavfi 1.52.0 - avfilter_graph_config()
  Add the function avfilter_graph_config() in avfiltergraph.h.

278 279 280 281 282
2010-10-15 - r25493 - lavf 52.83.0 - metadata API
  Change demuxers to export metadata in generic format and
  muxers to accept generic format. Deprecate the public
  conversion API.

283 284 285
2010-10-10 - r25441 - lavfi 1.49.0 - AVFilterLink.time_base
  Add time_base field to AVFilterLink.

286 287 288 289
2010-09-27 - r25236 - lavu 50.31.0 - av_set_options_string()
  Move av_set_options_string() from libavfilter/parseutils.h to
  libavutil/opt.h.

290 291 292 293
2010-09-27 - r25227 - lavfi 1.47.0 - AVFilterLink
  Make the AVFilterLink fields srcpad and dstpad store the pointers to
  the source and destination pads, rather than their indexes.

294 295 296 297
2010-09-27 - r25225 - lavu 50.30.0 - av_get_token()
  Move av_get_token() from libavfilter/parseutils.h to
  libavutil/avstring.h.

298 299 300
2010-09-26 - r32368 - lsws 0.12.0 - swscale.h
  Add the functions sws_alloc_context() and sws_init_context().

301 302 303
2010-09-26 - r25210 - lavu 50.29.0 - opt.h
  Move libavcodec/opt.h to libavutil/opt.h.

304 305 306 307 308
2010-09-24 - r25174 - lavu 50.28.0 - av_log_set_flags()
  Default of av_log() changed due to many problems to the old no repeat
  detection. Read the docs of AV_LOG_SKIP_REPEATED in log.h before
  enabling it for your app!.

309 310 311 312 313 314
2010-09-24 - r25167 - lavc 52.90.0 - av_opt_show2()
  Deprecate av_opt_show() in favor or av_opt_show2().

2010-09-14 - r25120 - lavu 50.27.0 - av_popcount()
  Add av_popcount() to libavutil/common.h.

315 316 317
2010-09-08 - r25076 - lavu 50.26.0 - av_get_cpu_flags()
  Add av_get_cpu_flags().

318 319 320 321 322 323
2010-09-07 - r25067 - lavcore 0.9.0 - av_image_copy()
  Add av_image_copy().

2010-09-07 - r25064 - lavcore 0.8.0 - av_image_copy_plane()
  Add av_image_copy_plane().

324 325 326 327
2010-09-07 - r25057 - lavcore 0.7.0 - imgutils.h
  Adopt hierarchical scheme for the imgutils.h function names,
  deprecate the old names.

328 329 330 331
2010-09-04 - r25040 - lavu 50.25.0 - AV_CPU_FLAG_*
  Deprecate the FF_MM_* flags defined in libavcodec/avcodec.h in favor
  of the AV_CPU_FLAG_* flags defined in libavutil/cpu.h.

332 333 334
2010-08-26 - r24936 - lavc 52.87.0 - avcodec_get_channel_layout()
  Add avcodec_get_channel_layout() in audioconvert.h.

335 336 337
2010-08-20 - r24851 - lavcore 0.6.0 - av_fill_image_max_pixsteps()
  Rename av_fill_image_max_pixstep() to av_fill_image_max_pixsteps().

338 339 340
2010-08-18 - r24827 - lavcore 0.5.0 - av_fill_image_max_pixstep()
  Add av_fill_image_max_pixstep() in imgutils.h.

341 342 343
2010-08-17 - r24814 - lavu 50.24.0 - AV_NE()
  Add the AV_NE macro.

344 345 346 347
2010-08-17 - r24811 - lavfi 1.36.0 - audio framework
  Implement AVFilterBufferRefAudioProps struct for audio properties,
  get_audio_buffer(), filter_samples() functions and related changes.

348 349 350
2010-08-12 - r24787 - lavcore 0.4.0 - av_get_image_linesize()
  Add av_get_image_linesize() in imgutils.h.

351 352 353 354 355
2010-08-11 - r24773 - lavfi 1.34.0 - AVFilterBufferRef
  Resize data and linesize arrays in AVFilterBufferRef to 8.

  This change breaks libavfilter API/ABI.

356 357 358
2010-08-11 - r24768 - lavc 52.85.0 - av_picture_data_copy()
  Add av_picture_data_copy in avcodec.h.

359 360 361 362 363 364 365
2010-08-11 - r24765 - lavfi 1.33.0 - avfilter_open()
  Change avfilter_open() signature:
  AVFilterContext *avfilter_open(AVFilter *filter, const char *inst_name) ->
  int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name);

  This change breaks libavfilter API/ABI.

366 367 368 369
2010-08-11 - r24763 - lavfi 1.32.0 - AVFilterBufferRef
  Add a type field to AVFilterBufferRef, and move video specific
  properties to AVFilterBufferRefVideoProps.

Stefano Sabatini's avatar
Stefano Sabatini committed
370
  This change breaks libavfilter API/ABI.
371

372 373 374 375 376 377 378 379 380 381 382 383 384 385 386
2010-08-07 - r24732 - lavfi 1.31.0 - AVFilterLink
  Rename AVFilterLink fields:
  AVFilterLink.srcpic    ->  AVFilterLink.src_buf
  AVFilterLink.cur_pic   ->  AVFilterLink.cur_buf
  AVFilterLink.outpic    ->  AVFilterLink.out_buf

2010-08-07 - r24731 - lavfi 1.30.0
  Rename functions and fields:
  avfilter_(un)ref_pic       -> avfilter_(un)ref_buffer
  avfilter_copy_picref_props -> avfilter_copy_buffer_ref_props
  AVFilterBufferRef.pic      -> AVFilterBufferRef.buffer

2010-08-07 - r24730 - lavfi 1.29.0 - AVFilterBufferRef
  Rename AVFilterPicRef to AVFilterBufferRef.

387 388 389
2010-08-07 - r24728 - lavfi 1.28.0 - AVFilterBuffer
  Move format field from AVFilterBuffer to AVFilterPicRef.

390 391 392 393
2010-08-06 - r24709 - lavcore 0.3.0 - av_check_image_size()
  Deprecate avcodec_check_dimensions() in favor of the function
  av_check_image_size() defined in libavcore/imgutils.h.

394 395 396 397 398 399
2010-07-30 - r24592 - lavfi 1.27.0 - AVFilterBuffer
  Increase size of the arrays AVFilterBuffer.data and
  AVFilterBuffer.linesize from 4 to 8.

  This change breaks libavfilter ABI.

400 401 402 403
2010-07-29 - r24583 - lavcore 0.2.0 - imgutils.h
  Add functions av_fill_image_linesizes() and
  av_fill_image_pointers(), declared in libavcore/imgutils.h.

404 405 406 407 408 409
2010-07-27 - r24518 - lavcore 0.1.0 - parseutils.h
  Deprecate av_parse_video_frame_size() and av_parse_video_frame_rate()
  defined in libavcodec in favor of the newly added functions
  av_parse_video_size() and av_parse_video_rate() declared in
  libavcore/parseutils.h.

410 411 412
2010-07-23 - r24439 - lavu 50.23.0 - mathematics.h
  Add the M_PHI constant definition.

413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432
2010-07-22 - r24424 - lavfi 1.26.0 - media format generalization
  Add a type field to AVFilterLink.

  Change the field types:
  enum PixelFormat format   -> int format   in AVFilterBuffer
  enum PixelFormat *formats -> int *formats in AVFilterFormats
  enum PixelFormat *format  -> int format   in AVFilterLink

  Change the function signatures:
  AVFilterFormats *avfilter_make_format_list(const enum PixelFormat *pix_fmts); ->
  AVFilterFormats *avfilter_make_format_list(const int *fmts);

  int avfilter_add_colorspace(AVFilterFormats **avff, enum PixelFormat pix_fmt); ->
  int avfilter_add_format    (AVFilterFormats **avff, int fmt);

  AVFilterFormats *avfilter_all_colorspaces(void); ->
  AVFilterFormats *avfilter_all_formats    (enum AVMediaType type);

  This change breaks libavfilter API/ABI.

433 434 435
2010-07-21 - r24393 - lavcore 0.0.0
  Add libavcore.

436 437 438
2010-07-17 - r24291 - lavfi 1.25.0 - AVFilterBuffer
  Remove w and h fields from AVFilterBuffer.

439 440 441
2010-07-17 - r24284 - lavfi 1.24.0 - AVFilterBuffer
  Rename AVFilterPic to AVFilterBuffer.

442 443 444
2010-07-17 - r24278 - lavf 52.74.0 - url_fskip()
  Make url_fskip() return an int error code instead of void.

445
2010-07-11 - r24199 - lavc 52.83.0
446
  Add AVCodecContext.lpc_type and AVCodecContext.lpc_passes fields.
447 448 449
  Add AVLPCType enum.
  Deprecate AVCodecContext.use_lpc.

450 451 452 453
2010-07-11 - r24185 - lavc 52.82.0 - avsubtitle_free()
  Add a function for free the contents of a AVSubtitle generated by
  avcodec_decode_subtitle.

454 455 456
2010-07-11 - r24174 - lavu 50.22.0 - bswap.h and intreadwrite.h
  Make the bswap.h and intreadwrite.h API public.

457 458 459 460
2010-07-08 - r24101 - lavu 50.21.0 - pixdesc.h
  Rename read/write_line() to av_read/write_image_line().

2010-07-07 - r24091 - lavfi 1.21.0 - avfilter_copy_picref_props()
Stefano Sabatini's avatar
Stefano Sabatini committed
461
  Add avfilter_copy_picref_props().
462

463
2010-07-03 - r24021 - lavc 52.79.0
Stefano Sabatini's avatar
Stefano Sabatini committed
464 465
  Add FF_COMPLIANCE_UNOFFICIAL and change all instances of
  FF_COMPLIANCE_INOFFICIAL to use FF_COMPLIANCE_UNOFFICIAL.
466

467 468 469 470
2010-07-02 - r23985 - lavu 50.20.0 - lfg.h
  Export av_lfg_init(), av_lfg_get(), av_mlfg_get(), and av_bmg_get() through
  lfg.h.

471 472 473 474
2010-06-28 - r23835 - lavfi 1.20.1 - av_parse_color()
  Extend av_parse_color() syntax, make it accept an alpha value specifier and
  set the alpha value to 255 by default.

475
2010-06-22 - r23706 - lavf 52.71.0 - URLProtocol.priv_data_size, priv_data_class
Stefano Sabatini's avatar
Stefano Sabatini committed
476
  Add priv_data_size and priv_data_class to URLProtocol.
477

478
2010-06-22 - r23704 - lavf 52.70.0 - url_alloc(), url_connect()
Stefano Sabatini's avatar
Stefano Sabatini committed
479
  Add url_alloc() and url_connect().
480

Stefano Sabatini's avatar
Stefano Sabatini committed
481 482
2010-06-22 - r23702 - lavf 52.69.0 - av_register_protocol2()
  Add av_register_protocol2(), deprecating av_register_protocol().
483

484 485 486
2010-06-09 - r23551 - lavu 50.19.0 - av_compare_mod()
  Add av_compare_mod() to libavutil/mathematics.h.

487 488 489
2010-06-05 - r23485 - lavu 50.18.0 - eval API
  Make the eval API public.

490 491 492
2010-06-04 - r23461 - lavu 50.17.0 - AV_BASE64_SIZE
  Add AV_BASE64_SIZE() macro.

Stefano Sabatini's avatar
Stefano Sabatini committed
493
2010-06-02 - r23421 - lavc 52.73.0 - av_get_codec_tag_string()
494 495
  Add av_get_codec_tag_string().

496
2010-06-01 - r31301 - lsws 0.11.0 - convertPalette API
Stefano Sabatini's avatar
Stefano Sabatini committed
497
  Add sws_convertPalette8ToPacked32() and sws_convertPalette8ToPacked24().
498

499 500
2010-05-26 - r23334 - lavc 52.72.0 - CODEC_CAP_EXPERIMENTAL
  Add CODEC_CAP_EXPERIMENTAL flag.
501
  NOTE: this was backported to 0.6
502

Stefano Sabatini's avatar
Stefano Sabatini committed
503 504
2010-05-23 - r23255 - lavu 50.16.0 - av_get_random_seed()
  Add av_get_random_seed().
505

506
2010-05-18 - r23161 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT
Stefano Sabatini's avatar
Stefano Sabatini committed
507
  Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags.
508
  NOTE: this was backported to 0.6
509

510 511 512
2010-05-09 - r23066 - lavfi 1.20.0 - AVFilterPicRef
  Add interlaced and top_field_first fields to AVFilterPicRef.

513 514 515 516
------------------------------8<-------------------------------------
                   0.6 branch was cut here
----------------------------->8--------------------------------------

517 518 519 520
2010-05-01 - r23002 - lavf 52.62.0 - probe function
  Add av_probe_input_format2 to API, it allows ignoring probe
  results below given score and returns the actual probe score.

521
2010-04-01 - r22806 - lavf 52.61.0 - metadata API
522 523 524
  Add a flag for av_metadata_set2() to disable overwriting of
  existing tags.

525
2010-04-01 - r22753 - lavc 52.66.0
Stefano Sabatini's avatar
Stefano Sabatini committed
526
  Add avcodec_get_edge_width().
527

528 529 530
2010-03-31 - r22750 - lavc 52.65.0
  Add avcodec_copy_context().

531 532 533
2010-03-31 - r22748 - lavf 52.60.0 - av_match_ext()
  Make av_match_ext() public.

534 535 536 537 538 539 540
2010-03-31 - r22736 - lavu 50.14.0 - AVMediaType
  Move AVMediaType enum from libavcodec to libavutil.

2010-03-31 - r22735 - lavc 52.64.0 - AVMediaType
  Define AVMediaType enum, and use it instead of enum CodecType, which
  is deprecated and will be dropped at the next major bump.

541 542 543
2010-03-25 - r22684 - lavu 50.13.0 - av_strerror()
  Implement av_strerror().

544
2010-03-23 - r22649 - lavc 52.60.0 - av_dct_init()
Stefano Sabatini's avatar
Stefano Sabatini committed
545
  Support DCT-I and DST-I.
546

547 548 549
2010-03-15 - r22540 - lavf 52.56.0 - AVFormatContext.start_time_realtime
  Add AVFormatContext.start_time_realtime field.

550 551 552
2010-03-13 - r22506 - lavfi 1.18.0 - AVFilterPicRef.pos
  Add AVFilterPicRef.pos field.

553 554 555 556
2010-03-13 - r22501 - lavu 50.12.0 - error.h
  Move error code definitions from libavcodec/avcodec.h to
  the new public header libavutil/error.h.

557 558 559
2010-03-07 - r22291 - lavc 52.56.0 - avfft.h
  Add public FFT interface.

560 561 562
2010-03-06 - r22251 - lavu 50.11.0 - av_stristr()
  Add av_stristr().

563 564 565
2010-03-03 - r22174 - lavu 50.10.0 - av_tree_enumerate()
  Add av_tree_enumerate().

566 567 568
2010-02-07 - r21673 - lavu 50.9.0 - av_compare_ts()
  Add av_compare_ts().

569 570 571
2010-02-05 - r30513 - lsws 0.10.0 - sws_getCoefficients()
  Add sws_getCoefficients().

572 573 574 575
2010-02-01 - r21587 - lavf 52.50.0 - metadata API
  Add a list of generic tag names, change 'author' -> 'artist',
  'year' -> 'date'.

576 577 578
2010-01-30 - r21545 - lavu 50.8.0 - av_get_pix_fmt()
  Add av_get_pix_fmt().

Stefano Sabatini's avatar
Stefano Sabatini committed
579
2010-01-21 - r30381 - lsws 0.9.0 - sws_scale()
580 581
  Change constness attributes of sws_scale() parameters.

582 583 584
2010-01-10 - r21121 - lavfi 1.15.0 - avfilter_graph_config_links()
  Add a log_ctx parameter to avfilter_graph_config_links().

Stefano Sabatini's avatar
Stefano Sabatini committed
585
2010-01-07 - r30236 - lsws 0.8.0 - sws_isSupported{In,Out}put()
586
  Add sws_isSupportedInput() and sws_isSupportedOutput() functions.
587

588 589 590 591
2010-01-06 - r21035 - lavfi 1.14.0 - avfilter_add_colorspace()
  Change the avfilter_add_colorspace() signature, make it accept an
  (AVFilterFormats **) rather than an (AVFilterFormats *) as before.

592 593 594
2010-01-03 - r21007 - lavfi 1.13.0 - avfilter_add_colorspace()
  Add avfilter_add_colorspace().

595 596 597
2010-01-02 - r20998 - lavf 52.46.0 - av_match_ext()
  Add av_match_ext(), it should be used in place of match_ext().

598 599 600
2010-01-01 - r20991 - lavf 52.45.0 - av_guess_format()
  Add av_guess_format(), it should be used in place of guess_format().

601
2009-12-13 - r20834 - lavf 52.43.0 - metadata API
Stefano Sabatini's avatar
Stefano Sabatini committed
602 603
  Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and
  AV_METADATA_DONT_STRDUP_VAL.
604

605
2009-12-13 - r20829 - lavu 50.7.0 - avstring.h API
Stefano Sabatini's avatar
Stefano Sabatini committed
606
  Add av_d2str().
607

608
2009-12-13 - r20826 - lavc 52.42.0 - AVStream
Stefano Sabatini's avatar
Stefano Sabatini committed
609
  Add avg_frame_rate.
610

611 612 613
2009-12-12 - r20808 - lavu 50.6.0 - av_bmg_next()
  Introduce the av_bmg_next() function.

614 615 616
2009-12-05 - r20734 - lavfi 1.12.0 - avfilter_draw_slice()
  Add a slice_dir parameter to avfilter_draw_slice().

617 618 619
2009-11-26 - r20611 - lavfi 1.11.0 - AVFilter
  Remove the next field from AVFilter, this is not anymore required.

620 621 622
2009-11-25 - r20607 - lavfi 1.10.0 - avfilter_next()
  Introduce the avfilter_next() function.

623 624 625 626
2009-11-25 - r20605 - lavfi 1.9.0 - avfilter_register()
  Change the signature of avfilter_register() to make it return an
  int. This is required since now the registration operation may fail.

627 628 629
2009-11-25 - r20603 - lavu 50.5.0 - pixdesc.h API
  Make the pixdesc.h API public.

630 631 632 633
2009-10-27 - r20385 - lavfi 1.5.0 - AVFilter.next
  Add a next field to AVFilter, this is used for simplifying the
  registration and management of the registered filters.

634 635
2009-10-23 - r20356 - lavfi 1.4.1 - AVFilter.description
  Add a description field to AVFilter.
636

637 638 639 640 641
2009-10-19 - r20302 - lavfi 1.3.0 - avfilter_make_format_list()
  Change the interface of avfilter_make_format_list() from
  avfilter_make_format_list(int n, ...) to
  avfilter_make_format_list(enum PixelFormat *pix_fmts).

642 643 644 645
2009-10-18 - r20272 - lavfi 1.0.0 - avfilter_get_video_buffer()
  Make avfilter_get_video_buffer() recursive and add the w and h
  parameters to it.

646
2009-10-07 - r20189 - lavfi 0.5.1 - AVFilterPic
Diego Biurrun's avatar
Diego Biurrun committed
647
  Add w and h fields to AVFilterPic.
648

649 650 651
2009-06-22 - r19250 - lavf 52.34.1 - AVFormatContext.packet_size
  This is now an unsigned int instead of a signed int.

652
2009-06-19 - r19222 - lavc 52.32.0 - AVSubtitle.pts
Diego Biurrun's avatar
Diego Biurrun committed
653 654
  Add a pts field to AVSubtitle which gives the subtitle packet pts
  in AV_TIME_BASE. Some subtitle de-/encoders (e.g. XSUB) will
655 656
  not work right without this.

657
2009-06-03 - r19078 - lavc 52.30.2 - AV_PKT_FLAG_KEY
Diego Biurrun's avatar
Diego Biurrun committed
658
  PKT_FLAG_KEY has been deprecated and will be dropped at the next
659 660
  major version. Use AV_PKT_FLAG_KEY instead.

661 662 663 664
2009-06-01 - r19025 - lavc 52.30.0 - av_lockmgr_register()
  av_lockmgr_register() can be used to register a callback function
  that lavc (and in the future, libraries that depend on lavc) can use
  to implement mutexes. The application should provide a callback function
Diego Biurrun's avatar
Diego Biurrun committed
665 666 667
  that implements the AV_LOCK_* operations described in avcodec.h.
  When the lock manager is registered, FFmpeg is guaranteed to behave
  correctly in a multi-threaded application.
668

Stefano Sabatini's avatar
Stefano Sabatini committed
669
2009-04-30 - r18719 - lavc 52.28.0 - av_free_packet()
Ramiro Polla's avatar
Ramiro Polla committed
670 671
  av_free_packet() is no longer an inline function. It is now exported.

Stefano Sabatini's avatar
Stefano Sabatini committed
672
2009-04-11 - r18431 - lavc 52.25.0 - deprecate av_destruct_packet_nofree()
673 674 675
  Please use NULL instead. This has been supported since r16506
  (lavf > 52.23.1, lavc > 52.10.0).

676 677 678 679 680 681
2009-04-07 - r18351 - lavc 52.23.0 - avcodec_decode_video/audio/subtitle
  The old decoding functions are deprecated, all new code should use the
  new functions avcodec_decode_video2(), avcodec_decode_audio3() and
  avcodec_decode_subtitle2(). These new functions take an AVPacket *pkt
  argument instead of a const uint8_t *buf / int buf_size pair.

Stefano Sabatini's avatar
Stefano Sabatini committed
682
2009-04-03 - r18321 - lavu 50.3.0 - av_fifo_space()
683 684
  Introduce the av_fifo_space() function.

685 686 687 688
2009-04-02 - r18317 - lavc 52.23.0 - AVPacket
  Move AVPacket declaration from libavformat/avformat.h to
  libavcodec/avcodec.h.

689
2009-03-22 - r18163 - lavu 50.2.0 - RGB32 pixel formats
Diego Biurrun's avatar
Diego Biurrun committed
690 691 692 693 694
  Convert the pixel formats PIX_FMT_ARGB, PIX_FMT_RGBA, PIX_FMT_ABGR,
  PIX_FMT_BGRA, which were defined as macros, into enum PixelFormat values.
  Conversely PIX_FMT_RGB32, PIX_FMT_RGB32_1, PIX_FMT_BGR32 and
  PIX_FMT_BGR32_1 are now macros.
  avcodec_get_pix_fmt() now recognizes the "rgb32" and "bgr32" aliases.
695
  Re-sort the enum PixelFormat list accordingly.
696 697
  This change breaks API/ABI backward compatibility.

698 699 700 701 702
2009-03-22 - r18133 - lavu 50.1.0 - PIX_FMT_RGB5X5 endian variants
  Add the enum PixelFormat values:
  PIX_FMT_RGB565BE, PIX_FMT_RGB565LE, PIX_FMT_RGB555BE, PIX_FMT_RGB555LE,
  PIX_FMT_BGR565BE, PIX_FMT_BGR565LE, PIX_FMT_BGR555BE, PIX_FMT_BGR555LE.

703
2009-03-21 - r18116 - lavu 50.0.0  - av_random*
704 705 706 707
  The Mersenne Twister PRNG implemented through the av_random* functions
  was removed. Use the lagged Fibonacci PRNG through the av_lfg* functions
  instead.

708 709 710 711 712
2009-03-08 - r17869 - lavu 50.0.0  - AVFifoBuffer
  av_fifo_init, av_fifo_read, av_fifo_write and av_fifo_realloc were dropped
  and replaced by av_fifo_alloc, av_fifo_generic_read, av_fifo_generic_write
  and av_fifo_realloc2.
  In addition, the order of the function arguments of av_fifo_generic_read
Diego Biurrun's avatar
Diego Biurrun committed
713
  was changed to match av_fifo_generic_write.
714 715
  The AVFifoBuffer/struct AVFifoBuffer may only be used in an opaque way by
  applications, they may not use sizeof() or directly access members.
716

717 718 719
2009-03-01 - r17682 - lavf 52.31.0 - Generic metadata API
  Introduce a new metadata API (see av_metadata_get() and friends).
  The old API is now deprecated and should not be used anymore. This especially
Panagiotis Issaris's avatar
Panagiotis Issaris committed
720
  includes the following structure fields:
721 722 723 724 725 726 727 728 729 730 731 732 733
    - AVFormatContext.title
    - AVFormatContext.author
    - AVFormatContext.copyright
    - AVFormatContext.comment
    - AVFormatContext.album
    - AVFormatContext.year
    - AVFormatContext.track
    - AVFormatContext.genre
    - AVStream.language
    - AVStream.filename
    - AVProgram.provider_name
    - AVProgram.name
    - AVChapter.title