ac3enc: Change EXP_DIFF_THRESHOLD to 500.
[libav.git] / doc / APIchanges
CommitLineData
06d19718
RD
1Never assume the API of libav* to be stable unless at least 1 week has passed since
2the last major version increase.
3The last version increases were:
4libavcodec: ?
a33e0365 5libavcore: 2010-07-21
06d19718 6libavdevice: ?
c3b27a3d 7libavfilter: 2009-10-18
06d19718
RD
8libavformat: ?
9libpostproc: ?
10libswscale: ?
11libavutil: 2009-03-08
12
13
14API changes, most recent first:
ab79ee12 15
a242ac36
SS
162011-01-15 - r26374 - lavfi 1.74.0 - AVFilterBufferRefAudioProps
17 Rename AVFilterBufferRefAudioProps.samples_nb to nb_samples.
18
f93fe776
SS
192011-01-14 - r26330 - lavf 52.93.0 - av_metadata_copy()
20 Add av_metadata_copy() in avformat.h.
21
81c623fa
MN
222011-01-07 - r26262 - lavc 52.107.0 - deprecate reordered_opaque
23 Deprecate reordered_opaque in favor of pkt_pts/dts.
24
1919feaf
MN
252011-01-07 - r26261 - lavc 52.106.0 - pkt_dts
26 Add pkt_dts to AVFrame, this will in the future allow multithreading decoders
27 to not mess up dts.
28
393cbb96
MN
292011-01-07 - r26260 - lavc 52.105.0 - pkt_pts
30 Add pkt_pts to AVFrame.
31
3a45a3f3 322011-01-07 - r26259 - lavc 52.104.0 - av_get_profile_name()
060ec0a8
AH
33 Add av_get_profile_name to libavcodec/avcodec.h.
34
28e5d45c
SS
352010-12-27 - r26108 - lavfi 1.71.0 - AV_PERM_NEG_LINESIZES
36 Add AV_PERM_NEG_LINESIZES in avfilter.h.
37
d46c2755 382010-12-27 - r26104 - lavf 52.91.0 - av_find_best_stream()
9128ae08
NG
39 Add av_find_best_stream to libavformat/avformat.h.
40
107a7e3e
AK
412010-12-27 - r26103 - lavf 52.90.0
42 Add AVFMT_NOSTREAMS flag for formats with no streams,
43 like e.g. text metadata.
44
106f271f 452010-12-22 - r26073 - lavu 50.36.0 - file.h
0328b9ea
SS
46 Add functions av_file_map() and av_file_unmap() in file.h.
47
106f271f 482010-12-19 - r26056 - lavu 50.35.0 - error.h
0bc55f5d
NG
49 Add "not found" error codes:
50 AVERROR_DEMUXER_NOT_FOUND
51 AVERROR_MUXER_NOT_FOUND
52 AVERROR_DECODER_NOT_FOUND
53 AVERROR_ENCODER_NOT_FOUND
54 AVERROR_PROTOCOL_NOT_FOUND
55 AVERROR_FILTER_NOT_FOUND
56 AVERROR_BSF_NOT_FOUND
57 AVERROR_STREAM_NOT_FOUND
58
c61cdd0a
SS
592010-12-09 - r25923 - lavcore 0.16.0 - avcore.h
60 Move AV_NOPTS_VALUE, AV_TIME_BASE, AV_TIME_BASE_Q symbols from
61 avcodec.h to avcore.h.
62
16cfc961
SS
632010-12-04 - r25886 - lavc 52.98.0 - CODEC_CAP_NEG_LINESIZES
64 Add CODEC_CAP_NEG_LINESIZES codec capability flag in avcodec.h.
65
bb4afa13
SS
662010-12-04 - r25879 - lavu 50.34.0 - av_get_pix_fmt_string()
67 Deprecate avcodec_pix_fmt_string() in favor of
68 pixdesc.h/av_get_pix_fmt_string().
69
d22e9795 702010-12-04 - r25878 - lavcore 0.15.0 - av_image_alloc()
4da12e3b
SS
71 Add av_image_alloc() to libavcore/imgutils.h.
72
037be76e
SS
732010-12-02 - r25862 - lavfi 1.67.0 - avfilter_graph_create_filter()
74 Add function avfilter_graph_create_filter() in avfiltergraph.h.
75
d6adf44b 762010-11-25 - r25826 - lavfi 1.65.0 - avfilter_get_video_buffer_ref_from_arrays()
d38c340f
SS
77 Add function avfilter_get_video_buffer_ref_from_arrays() in
78 avfilter.h.
06d19718 79
176a6157
SS
802010-11-21 - r25787 - lavcore 0.14.0 - audioconvert.h
81 Add a public audio channel API in audioconvert.h, and deprecate the
82 corresponding functions in libavcodec:
83 avcodec_get_channel_name()
84 avcodec_get_channel_layout()
85 avcodec_get_channel_layout_string()
86 avcodec_channel_layout_num_channels()
87 and the CH_* macros defined in libavcodec/avcodec.h.
88
e58d0392
RD
892010-11-21 - r25777 - lavf 52.85.0 - avformat.h
90 Add av_append_packet().
91
922010-11-21 - r25776 - lavc 52.97.0 - avcodec.h
93 Add av_grow_packet().
94
0985e1a3
AJ
952010-11-17 - r25761 - lavcore 0.13.0 - parseutils.h
96 Add av_parse_color() declared in libavcore/parseutils.h.
97
c716f917
AJ
982010-11-13 - r25745 - lavc 52.95.0 - AVCodecContext
99 Add AVCodecContext.subtitle_header and AVCodecContext.subtitle_header_size
100 fields.
101
47c5e414 1022010-11-13 - r25740 - lavfi 1.62.0 - avfiltergraph.h
5aaea022
SS
103 Make avfiltergraph.h public.
104
4fcbb2af
SS
1052010-11-13 - r25737 - lavfi 1.61.0 - avfiltergraph.h
106 Remove declarations from avfiltergraph.h for the functions:
107 avfilter_graph_check_validity()
108 avfilter_graph_config_links()
109 avfilter_graph_config_formats()
110 which are now internal.
111 Use avfilter_graph_config() instead.
112
d2af7205
SS
1132010-11-08 - r25708 - lavu 50.33.0 - eval.h
114 Deprecate functions:
115 av_parse_and_eval_expr(),
116 av_parse_expr(),
117 av_eval_expr(),
118 av_free_expr(),
119 in favor of the functions:
120 av_expr_parse_and_eval(),
121 av_expr_parse(),
122 av_expr_eval(),
123 av_expr_free().
124
24de0edb
SS
1252010-11-08 - r25707 - lavfi 1.59.0 - avfilter_free()
126 Rename avfilter_destroy() to avfilter_free().
127 This change breaks libavfilter API/ABI.
128
1e80a0ea
SS
1292010-11-07 - r25705 - lavfi 1.58.0 - avfiltergraph.h
130 Remove graphparser.h header, move AVFilterInOut and
131 avfilter_graph_parse() declarations to libavfilter/avfiltergraph.h.
132
3fd3eea7 1332010-11-07 - r25700 - lavfi 1.57.0 - AVFilterInOut
da6ec07c
SS
134 Rename field AVFilterInOut.filter to AVFilterInOut.filter_ctx.
135 This change breaks libavfilter API.
136
146b6555 1372010-11-04 - r25674 - lavfi 1.56.0 - avfilter_graph_free()
97dd1e4a
SS
138 Rename avfilter_graph_destroy() to avfilter_graph_free().
139 This change breaks libavfilter API/ABI.
140
146b6555 1412010-11-04 - r25673 - lavfi 1.55.0 - avfilter_graph_alloc()
e15aeea6
SS
142 Add avfilter_graph_alloc() to libavfilter/avfiltergraph.h.
143
6f84cd12
SS
1442010-11-02 - r25654 - lavcore 0.12.0 - av_get_bits_per_sample_fmt()
145 Add av_get_bits_per_sample_fmt() to libavcore/samplefmt.h and
146 deprecate av_get_bits_per_sample_format().
147
d63e456a
SS
1482010-11-02 - r25653 - lavcore 0.11.0 - samplefmt.h
149 Add sample format functions in libavcore/samplefmt.h:
150 av_get_sample_fmt_name(),
151 av_get_sample_fmt(),
152 av_get_sample_fmt_string(),
153 and deprecate the corresponding libavcodec/audioconvert.h functions:
154 avcodec_get_sample_fmt_name(),
155 avcodec_get_sample_fmt(),
156 avcodec_sample_fmt_string().
157
262d1c5d
SS
1582010-11-02 - r25652 - lavcore 0.10.0 - samplefmt.h
159 Define enum AVSampleFormat in libavcore/samplefmt.h, deprecate enum
160 SampleFormat.
161
2a24df93
SS
1622010-10-16 - r25502 - lavfi 1.52.0 - avfilter_graph_config()
163 Add the function avfilter_graph_config() in avfiltergraph.h.
164
03700d39
AK
1652010-10-15 - r25493 - lavf 52.83.0 - metadata API
166 Change demuxers to export metadata in generic format and
167 muxers to accept generic format. Deprecate the public
168 conversion API.
169
77611295
SS
1702010-10-10 - r25441 - lavfi 1.49.0 - AVFilterLink.time_base
171 Add time_base field to AVFilterLink.
172
c6625ad5
SS
1732010-09-27 - r25236 - lavu 50.31.0 - av_set_options_string()
174 Move av_set_options_string() from libavfilter/parseutils.h to
175 libavutil/opt.h.
176
4ecf1539
SS
1772010-09-27 - r25227 - lavfi 1.47.0 - AVFilterLink
178 Make the AVFilterLink fields srcpad and dstpad store the pointers to
179 the source and destination pads, rather than their indexes.
180
b3dd5e59
SS
1812010-09-27 - r25225 - lavu 50.30.0 - av_get_token()
182 Move av_get_token() from libavfilter/parseutils.h to
183 libavutil/avstring.h.
184
c5812793
SS
1852010-09-26 - r32368 - lsws 0.12.0 - swscale.h
186 Add the functions sws_alloc_context() and sws_init_context().
187
41f87daa
SS
1882010-09-26 - r25210 - lavu 50.29.0 - opt.h
189 Move libavcodec/opt.h to libavutil/opt.h.
190
1c1c80f0
MN
1912010-09-24 - r25174 - lavu 50.28.0 - av_log_set_flags()
192 Default of av_log() changed due to many problems to the old no repeat
193 detection. Read the docs of AV_LOG_SKIP_REPEATED in log.h before
194 enabling it for your app!.
195
07cac2a0
SS
1962010-09-24 - r25167 - lavc 52.90.0 - av_opt_show2()
197 Deprecate av_opt_show() in favor or av_opt_show2().
198
1992010-09-14 - r25120 - lavu 50.27.0 - av_popcount()
200 Add av_popcount() to libavutil/common.h.
201
15cae5e6
SS
2022010-09-08 - r25076 - lavu 50.26.0 - av_get_cpu_flags()
203 Add av_get_cpu_flags().
204
16bacad4
SS
2052010-09-07 - r25067 - lavcore 0.9.0 - av_image_copy()
206 Add av_image_copy().
207
2082010-09-07 - r25064 - lavcore 0.8.0 - av_image_copy_plane()
209 Add av_image_copy_plane().
210
1904035b
SS
2112010-09-07 - r25057 - lavcore 0.7.0 - imgutils.h
212 Adopt hierarchical scheme for the imgutils.h function names,
213 deprecate the old names.
214
47806f41
SS
2152010-09-04 - r25040 - lavu 50.25.0 - AV_CPU_FLAG_*
216 Deprecate the FF_MM_* flags defined in libavcodec/avcodec.h in favor
217 of the AV_CPU_FLAG_* flags defined in libavutil/cpu.h.
218
798dc641
SS
2192010-08-26 - r24936 - lavc 52.87.0 - avcodec_get_channel_layout()
220 Add avcodec_get_channel_layout() in audioconvert.h.
221
26553088
SS
2222010-08-20 - r24851 - lavcore 0.6.0 - av_fill_image_max_pixsteps()
223 Rename av_fill_image_max_pixstep() to av_fill_image_max_pixsteps().
224
33d2e7b3
SS
2252010-08-18 - r24827 - lavcore 0.5.0 - av_fill_image_max_pixstep()
226 Add av_fill_image_max_pixstep() in imgutils.h.
227
7f38d28c
SS
2282010-08-17 - r24814 - lavu 50.24.0 - AV_NE()
229 Add the AV_NE macro.
230
3f52a907
SS
2312010-08-17 - r24811 - lavfi 1.36.0 - audio framework
232 Implement AVFilterBufferRefAudioProps struct for audio properties,
233 get_audio_buffer(), filter_samples() functions and related changes.
234
d1a04371
SS
2352010-08-12 - r24787 - lavcore 0.4.0 - av_get_image_linesize()
236 Add av_get_image_linesize() in imgutils.h.
237
5bf840c4
SS
2382010-08-11 - r24773 - lavfi 1.34.0 - AVFilterBufferRef
239 Resize data and linesize arrays in AVFilterBufferRef to 8.
240
241 This change breaks libavfilter API/ABI.
242
c6a34954
SS
2432010-08-11 - r24768 - lavc 52.85.0 - av_picture_data_copy()
244 Add av_picture_data_copy in avcodec.h.
245
c7c7feaa
SS
2462010-08-11 - r24765 - lavfi 1.33.0 - avfilter_open()
247 Change avfilter_open() signature:
248 AVFilterContext *avfilter_open(AVFilter *filter, const char *inst_name) ->
249 int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name);
250
251 This change breaks libavfilter API/ABI.
252
ad0d70c9
SS
2532010-08-11 - r24763 - lavfi 1.32.0 - AVFilterBufferRef
254 Add a type field to AVFilterBufferRef, and move video specific
255 properties to AVFilterBufferRefVideoProps.
256
4bf2d6e8 257 This change breaks libavfilter API/ABI.
ad0d70c9 258
711d14cf
SS
2592010-08-07 - r24732 - lavfi 1.31.0 - AVFilterLink
260 Rename AVFilterLink fields:
261 AVFilterLink.srcpic -> AVFilterLink.src_buf
262 AVFilterLink.cur_pic -> AVFilterLink.cur_buf
263 AVFilterLink.outpic -> AVFilterLink.out_buf
264
2652010-08-07 - r24731 - lavfi 1.30.0
266 Rename functions and fields:
267 avfilter_(un)ref_pic -> avfilter_(un)ref_buffer
268 avfilter_copy_picref_props -> avfilter_copy_buffer_ref_props
269 AVFilterBufferRef.pic -> AVFilterBufferRef.buffer
270
2712010-08-07 - r24730 - lavfi 1.29.0 - AVFilterBufferRef
272 Rename AVFilterPicRef to AVFilterBufferRef.
273
e11b104a
SS
2742010-08-07 - r24728 - lavfi 1.28.0 - AVFilterBuffer
275 Move format field from AVFilterBuffer to AVFilterPicRef.
276
71cb41db
SS
2772010-08-06 - r24709 - lavcore 0.3.0 - av_check_image_size()
278 Deprecate avcodec_check_dimensions() in favor of the function
279 av_check_image_size() defined in libavcore/imgutils.h.
280
92dd4959
SS
2812010-07-30 - r24592 - lavfi 1.27.0 - AVFilterBuffer
282 Increase size of the arrays AVFilterBuffer.data and
283 AVFilterBuffer.linesize from 4 to 8.
284
285 This change breaks libavfilter ABI.
286
3dec10cd
SS
2872010-07-29 - r24583 - lavcore 0.2.0 - imgutils.h
288 Add functions av_fill_image_linesizes() and
289 av_fill_image_pointers(), declared in libavcore/imgutils.h.
290
fa8ead00
SS
2912010-07-27 - r24518 - lavcore 0.1.0 - parseutils.h
292 Deprecate av_parse_video_frame_size() and av_parse_video_frame_rate()
293 defined in libavcodec in favor of the newly added functions
294 av_parse_video_size() and av_parse_video_rate() declared in
295 libavcore/parseutils.h.
296
c257c752
SS
2972010-07-23 - r24439 - lavu 50.23.0 - mathematics.h
298 Add the M_PHI constant definition.
299
73642926
SS
3002010-07-22 - r24424 - lavfi 1.26.0 - media format generalization
301 Add a type field to AVFilterLink.
302
303 Change the field types:
304 enum PixelFormat format -> int format in AVFilterBuffer
305 enum PixelFormat *formats -> int *formats in AVFilterFormats
306 enum PixelFormat *format -> int format in AVFilterLink
307
308 Change the function signatures:
309 AVFilterFormats *avfilter_make_format_list(const enum PixelFormat *pix_fmts); ->
310 AVFilterFormats *avfilter_make_format_list(const int *fmts);
311
312 int avfilter_add_colorspace(AVFilterFormats **avff, enum PixelFormat pix_fmt); ->
313 int avfilter_add_format (AVFilterFormats **avff, int fmt);
314
315 AVFilterFormats *avfilter_all_colorspaces(void); ->
316 AVFilterFormats *avfilter_all_formats (enum AVMediaType type);
317
318 This change breaks libavfilter API/ABI.
319
a33e0365
SS
3202010-07-21 - r24393 - lavcore 0.0.0
321 Add libavcore.
322
8e9d9308
SS
3232010-07-17 - r24291 - lavfi 1.25.0 - AVFilterBuffer
324 Remove w and h fields from AVFilterBuffer.
325
9840147d
SS
3262010-07-17 - r24284 - lavfi 1.24.0 - AVFilterBuffer
327 Rename AVFilterPic to AVFilterBuffer.
328
57fe80fe
MS
3292010-07-17 - r24278 - lavf 52.74.0 - url_fskip()
330 Make url_fskip() return an int error code instead of void.
331
37497979 3322010-07-11 - r24199 - lavc 52.83.0
6f5ac9c1 333 Add AVCodecContext.lpc_type and AVCodecContext.lpc_passes fields.
23940f14
JR
334 Add AVLPCType enum.
335 Deprecate AVCodecContext.use_lpc.
336
e1d7c883
RD
3372010-07-11 - r24185 - lavc 52.82.0 - avsubtitle_free()
338 Add a function for free the contents of a AVSubtitle generated by
339 avcodec_decode_subtitle.
340
617d56ca
SS
3412010-07-11 - r24174 - lavu 50.22.0 - bswap.h and intreadwrite.h
342 Make the bswap.h and intreadwrite.h API public.
343
52706b95
SS
3442010-07-08 - r24101 - lavu 50.21.0 - pixdesc.h
345 Rename read/write_line() to av_read/write_image_line().
346
3472010-07-07 - r24091 - lavfi 1.21.0 - avfilter_copy_picref_props()
16400da6 348 Add avfilter_copy_picref_props().
52706b95 349
34171e87 3502010-07-03 - r24021 - lavc 52.79.0
16400da6
SS
351 Add FF_COMPLIANCE_UNOFFICIAL and change all instances of
352 FF_COMPLIANCE_INOFFICIAL to use FF_COMPLIANCE_UNOFFICIAL.
34171e87 353
13088d27
RP
3542010-07-02 - r23985 - lavu 50.20.0 - lfg.h
355 Export av_lfg_init(), av_lfg_get(), av_mlfg_get(), and av_bmg_get() through
356 lfg.h.
357
6951515c
SS
3582010-06-28 - r23835 - lavfi 1.20.1 - av_parse_color()
359 Extend av_parse_color() syntax, make it accept an alpha value specifier and
360 set the alpha value to 255 by default.
361
58cc11c7 3622010-06-22 - r23706 - lavf 52.71.0 - URLProtocol.priv_data_size, priv_data_class
16400da6 363 Add priv_data_size and priv_data_class to URLProtocol.
58cc11c7 364
4636f115 3652010-06-22 - r23704 - lavf 52.70.0 - url_alloc(), url_connect()
16400da6 366 Add url_alloc() and url_connect().
4636f115 367
16400da6
SS
3682010-06-22 - r23702 - lavf 52.69.0 - av_register_protocol2()
369 Add av_register_protocol2(), deprecating av_register_protocol().
6c4cbc8d 370
276b45af
SS
3712010-06-09 - r23551 - lavu 50.19.0 - av_compare_mod()
372 Add av_compare_mod() to libavutil/mathematics.h.
373
4cd5100c
SS
3742010-06-05 - r23485 - lavu 50.18.0 - eval API
375 Make the eval API public.
376
6532c6f9
SS
3772010-06-04 - r23461 - lavu 50.17.0 - AV_BASE64_SIZE
378 Add AV_BASE64_SIZE() macro.
379
16400da6 3802010-06-02 - r23421 - lavc 52.73.0 - av_get_codec_tag_string()
2a00992f
SS
381 Add av_get_codec_tag_string().
382
7f464a0a 3832010-06-01 - r31301 - lsws 0.11.0 - convertPalette API
16400da6 384 Add sws_convertPalette8ToPacked32() and sws_convertPalette8ToPacked24().
7f464a0a 385
fe9c2007
SS
3862010-05-26 - r23334 - lavc 52.72.0 - CODEC_CAP_EXPERIMENTAL
387 Add CODEC_CAP_EXPERIMENTAL flag.
388
16400da6
SS
3892010-05-23 - r23255 - lavu 50.16.0 - av_get_random_seed()
390 Add av_get_random_seed().
cca68a54 391
b724102a 3922010-05-18 - r23161 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT
16400da6 393 Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags.
b724102a 394
fc25c049
SS
3952010-05-09 - r23066 - lavfi 1.20.0 - AVFilterPicRef
396 Add interlaced and top_field_first fields to AVFilterPicRef.
397
d0eb2b78
RD
3982010-05-01 - r23002 - lavf 52.62.0 - probe function
399 Add av_probe_input_format2 to API, it allows ignoring probe
400 results below given score and returns the actual probe score.
401
2100348c 4022010-04-01 - r22806 - lavf 52.61.0 - metadata API
3dd6180f
AK
403 Add a flag for av_metadata_set2() to disable overwriting of
404 existing tags.
405
0fb49b59 4062010-04-01 - r22753 - lavc 52.66.0
16400da6 407 Add avcodec_get_edge_width().
0fb49b59 408
c846a984
RB
4092010-03-31 - r22750 - lavc 52.65.0
410 Add avcodec_copy_context().
411
e33f1fa0
SS
4122010-03-31 - r22748 - lavf 52.60.0 - av_match_ext()
413 Make av_match_ext() public.
414
fc8b1075
SS
4152010-03-31 - r22736 - lavu 50.14.0 - AVMediaType
416 Move AVMediaType enum from libavcodec to libavutil.
417
4182010-03-31 - r22735 - lavc 52.64.0 - AVMediaType
419 Define AVMediaType enum, and use it instead of enum CodecType, which
420 is deprecated and will be dropped at the next major bump.
421
82ba847e
SS
4222010-03-25 - r22684 - lavu 50.13.0 - av_strerror()
423 Implement av_strerror().
424
69087742 4252010-03-23 - r22649 - lavc 52.60.0 - av_dct_init()
16400da6 426 Support DCT-I and DST-I.
e1484ebe 427
a5b3d34b
MS
4282010-03-15 - r22540 - lavf 52.56.0 - AVFormatContext.start_time_realtime
429 Add AVFormatContext.start_time_realtime field.
430
8955a324
SS
4312010-03-13 - r22506 - lavfi 1.18.0 - AVFilterPicRef.pos
432 Add AVFilterPicRef.pos field.
433
99de2b59
SS
4342010-03-13 - r22501 - lavu 50.12.0 - error.h
435 Move error code definitions from libavcodec/avcodec.h to
436 the new public header libavutil/error.h.
437
c7094831
MR
4382010-03-07 - r22291 - lavc 52.56.0 - avfft.h
439 Add public FFT interface.
440
c18fb631
SS
4412010-03-06 - r22251 - lavu 50.11.0 - av_stristr()
442 Add av_stristr().
443
4b83fc0f
VS
4442010-03-03 - r22174 - lavu 50.10.0 - av_tree_enumerate()
445 Add av_tree_enumerate().
446
fbef7a76
SS
4472010-02-07 - r21673 - lavu 50.9.0 - av_compare_ts()
448 Add av_compare_ts().
449
e49407ee
SS
4502010-02-05 - r30513 - lsws 0.10.0 - sws_getCoefficients()
451 Add sws_getCoefficients().
452
ca76a119
AK
4532010-02-01 - r21587 - lavf 52.50.0 - metadata API
454 Add a list of generic tag names, change 'author' -> 'artist',
455 'year' -> 'date'.
456
14ace37e
SS
4572010-01-30 - r21545 - lavu 50.8.0 - av_get_pix_fmt()
458 Add av_get_pix_fmt().
459
16400da6 4602010-01-21 - r30381 - lsws 0.9.0 - sws_scale()
e49407ee
SS
461 Change constness attributes of sws_scale() parameters.
462
2d187e23
SS
4632010-01-10 - r21121 - lavfi 1.15.0 - avfilter_graph_config_links()
464 Add a log_ctx parameter to avfilter_graph_config_links().
465
16400da6 4662010-01-07 - r30236 - lsws 0.8.0 - sws_isSupported{In,Out}put()
1c790092 467 Add sws_isSupportedInput() and sws_isSupportedOutput() functions.
715cff9a 468
1e289b09
SS
4692010-01-06 - r21035 - lavfi 1.14.0 - avfilter_add_colorspace()
470 Change the avfilter_add_colorspace() signature, make it accept an
471 (AVFilterFormats **) rather than an (AVFilterFormats *) as before.
472
a2b16627
SS
4732010-01-03 - r21007 - lavfi 1.13.0 - avfilter_add_colorspace()
474 Add avfilter_add_colorspace().
475
79c2f2d3
SS
4762010-01-02 - r20998 - lavf 52.46.0 - av_match_ext()
477 Add av_match_ext(), it should be used in place of match_ext().
478
bb1a8793
SS
4792010-01-01 - r20991 - lavf 52.45.0 - av_guess_format()
480 Add av_guess_format(), it should be used in place of guess_format().
481
b8f11ec8 4822009-12-13 - r20834 - lavf 52.43.0 - metadata API
16400da6
SS
483 Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and
484 AV_METADATA_DONT_STRDUP_VAL.
b8f11ec8 485
60a92a77 4862009-12-13 - r20829 - lavu 50.7.0 - avstring.h API
f69d394f 487 Add av_d2str().
60a92a77 488
c3d15329 4892009-12-13 - r20826 - lavc 52.42.0 - AVStream
f69d394f 490 Add avg_frame_rate.
c3d15329 491
54c24216
SS
4922009-12-12 - r20808 - lavu 50.6.0 - av_bmg_next()
493 Introduce the av_bmg_next() function.
494
11f6d098
SS
4952009-12-05 - r20734 - lavfi 1.12.0 - avfilter_draw_slice()
496 Add a slice_dir parameter to avfilter_draw_slice().
497
7cab9a66
SS
4982009-11-26 - r20611 - lavfi 1.11.0 - AVFilter
499 Remove the next field from AVFilter, this is not anymore required.
500
b5a683eb
SS
5012009-11-25 - r20607 - lavfi 1.10.0 - avfilter_next()
502 Introduce the avfilter_next() function.
503
73e2247d
SS
5042009-11-25 - r20605 - lavfi 1.9.0 - avfilter_register()
505 Change the signature of avfilter_register() to make it return an
506 int. This is required since now the registration operation may fail.
507
d0df2fcc
SS
5082009-11-25 - r20603 - lavu 50.5.0 - pixdesc.h API
509 Make the pixdesc.h API public.
510
290d4a44
SS
5112009-10-27 - r20385 - lavfi 1.5.0 - AVFilter.next
512 Add a next field to AVFilter, this is used for simplifying the
513 registration and management of the registered filters.
514
54116673
SS
5152009-10-23 - r20356 - lavfi 1.4.1 - AVFilter.description
516 Add a description field to AVFilter.
01537e9f 517
027e85d8
SS
5182009-10-19 - r20302 - lavfi 1.3.0 - avfilter_make_format_list()
519 Change the interface of avfilter_make_format_list() from
520 avfilter_make_format_list(int n, ...) to
521 avfilter_make_format_list(enum PixelFormat *pix_fmts).
522
c3b27a3d
SS
5232009-10-18 - r20272 - lavfi 1.0.0 - avfilter_get_video_buffer()
524 Make avfilter_get_video_buffer() recursive and add the w and h
525 parameters to it.
526
04670366 5272009-10-07 - r20189 - lavfi 0.5.1 - AVFilterPic
227d1b98 528 Add w and h fields to AVFilterPic.
04670366 529
b394438e
RB
5302009-06-22 - r19250 - lavf 52.34.1 - AVFormatContext.packet_size
531 This is now an unsigned int instead of a signed int.
532
4bbe788a 5332009-06-19 - r19222 - lavc 52.32.0 - AVSubtitle.pts
227d1b98
DB
534 Add a pts field to AVSubtitle which gives the subtitle packet pts
535 in AV_TIME_BASE. Some subtitle de-/encoders (e.g. XSUB) will
4bbe788a
RD
536 not work right without this.
537
8f3f2e06 5382009-06-03 - r19078 - lavc 52.30.2 - AV_PKT_FLAG_KEY
227d1b98 539 PKT_FLAG_KEY has been deprecated and will be dropped at the next
8f3f2e06
RD
540 major version. Use AV_PKT_FLAG_KEY instead.
541
f988ce6c
5422009-06-01 - r19025 - lavc 52.30.0 - av_lockmgr_register()
543 av_lockmgr_register() can be used to register a callback function
544 that lavc (and in the future, libraries that depend on lavc) can use
545 to implement mutexes. The application should provide a callback function
227d1b98
DB
546 that implements the AV_LOCK_* operations described in avcodec.h.
547 When the lock manager is registered, FFmpeg is guaranteed to behave
548 correctly in a multi-threaded application.
f988ce6c 549
16400da6 5502009-04-30 - r18719 - lavc 52.28.0 - av_free_packet()
52bcc8e1
RP
551 av_free_packet() is no longer an inline function. It is now exported.
552
16400da6 5532009-04-11 - r18431 - lavc 52.25.0 - deprecate av_destruct_packet_nofree()
0c13bbf5
RD
554 Please use NULL instead. This has been supported since r16506
555 (lavf > 52.23.1, lavc > 52.10.0).
556
2851d225
RB
5572009-04-07 - r18351 - lavc 52.23.0 - avcodec_decode_video/audio/subtitle
558 The old decoding functions are deprecated, all new code should use the
559 new functions avcodec_decode_video2(), avcodec_decode_audio3() and
560 avcodec_decode_subtitle2(). These new functions take an AVPacket *pkt
561 argument instead of a const uint8_t *buf / int buf_size pair.
562
16400da6 5632009-04-03 - r18321 - lavu 50.3.0 - av_fifo_space()
b1516707
SS
564 Introduce the av_fifo_space() function.
565
dd3bbb49
SS
5662009-04-02 - r18317 - lavc 52.23.0 - AVPacket
567 Move AVPacket declaration from libavformat/avformat.h to
568 libavcodec/avcodec.h.
569
5a43bbc3 5702009-03-22 - r18163 - lavu 50.2.0 - RGB32 pixel formats
227d1b98
DB
571 Convert the pixel formats PIX_FMT_ARGB, PIX_FMT_RGBA, PIX_FMT_ABGR,
572 PIX_FMT_BGRA, which were defined as macros, into enum PixelFormat values.
573 Conversely PIX_FMT_RGB32, PIX_FMT_RGB32_1, PIX_FMT_BGR32 and
574 PIX_FMT_BGR32_1 are now macros.
575 avcodec_get_pix_fmt() now recognizes the "rgb32" and "bgr32" aliases.
f3370e14 576 Re-sort the enum PixelFormat list accordingly.
5a43bbc3
SS
577 This change breaks API/ABI backward compatibility.
578
dd3bbb49
SS
5792009-03-22 - r18133 - lavu 50.1.0 - PIX_FMT_RGB5X5 endian variants
580 Add the enum PixelFormat values:
581 PIX_FMT_RGB565BE, PIX_FMT_RGB565LE, PIX_FMT_RGB555BE, PIX_FMT_RGB555LE,
582 PIX_FMT_BGR565BE, PIX_FMT_BGR565LE, PIX_FMT_BGR555BE, PIX_FMT_BGR555LE.
583
b4656e6b 5842009-03-21 - r18116 - lavu 50.0.0 - av_random*
c8f742ca
DB
585 The Mersenne Twister PRNG implemented through the av_random* functions
586 was removed. Use the lagged Fibonacci PRNG through the av_lfg* functions
587 instead.
588
889cdae8
DB
5892009-03-08 - r17869 - lavu 50.0.0 - AVFifoBuffer
590 av_fifo_init, av_fifo_read, av_fifo_write and av_fifo_realloc were dropped
591 and replaced by av_fifo_alloc, av_fifo_generic_read, av_fifo_generic_write
592 and av_fifo_realloc2.
593 In addition, the order of the function arguments of av_fifo_generic_read
227d1b98 594 was changed to match av_fifo_generic_write.
889cdae8
DB
595 The AVFifoBuffer/struct AVFifoBuffer may only be used in an opaque way by
596 applications, they may not use sizeof() or directly access members.
22d4f236 597
889cdae8
DB
5982009-03-01 - r17682 - lavf 52.31.0 - Generic metadata API
599 Introduce a new metadata API (see av_metadata_get() and friends).
600 The old API is now deprecated and should not be used anymore. This especially
429d6b21 601 includes the following structure fields:
38ce707e
AJ
602 - AVFormatContext.title
603 - AVFormatContext.author
604 - AVFormatContext.copyright
605 - AVFormatContext.comment
606 - AVFormatContext.album
607 - AVFormatContext.year
608 - AVFormatContext.track
609 - AVFormatContext.genre
610 - AVStream.language
611 - AVStream.filename
612 - AVProgram.provider_name
613 - AVProgram.name
614 - AVChapter.title