bytestream: Eliminate one level of pointless macro indirection.
[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:
7063b6ea 5libavcodec: 2012-01-27
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6libavdevice: 2011-04-18
7libavfilter: 2011-04-18
a17479df 8libavformat: 2012-01-27
dea22a1a 9libswscale: 2011-06-20
53f7628d 10libavutil: 2011-04-18
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11
12
13API changes, most recent first:
ab79ee12 14
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152012-03-xx - xxxxxxx - lavu 51.25.0 - cpu.h
16 Add av_set_cpu_flags_mask().
17
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182012-xx-xx - lavc 54.8.0
19 xxxxxxx Add av_get_exact_bits_per_sample()
20 xxxxxxx Add av_get_audio_frame_duration()
21
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222012-03-xx - xxxxxxx - lavc 54.7.0 - avcodec.h
23 Add av_codec_is_encoder/decoder().
24
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252012-xx-xx - xxxxxxx - lavc 54.3.0 - avcodec.h
26 Add av_packet_shrink_side_data.
27
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282012-xx-xx - xxxxxxx - lavf 54.2.0 - avformat.h
29 Add AVStream.attached_pic and AV_DISPOSITION_ATTACHED_PIC,
30 used for dealing with attached pictures/cover art.
31
f5f5b154 322012-02-25 - c9bca80 - lavu 51.24.0 - error.h
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33 Add AVERROR_UNKNOWN
34
f5f5b154 352012-02-20 - e9cda85 - lavc 54.2.0
e9cda853
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36 Add duration field to AVCodecParserContext
37
f5f5b154 382012-02-20 - 0b42a93 - lavu 51.23.1 - mathematics.h
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39 Add av_rescale_q_rnd()
40
f5f5b154 412012-02-08 - 38d5533 - lavu 51.22.1 - pixdesc.h
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42 Add PIX_FMT_PSEUDOPAL flag.
43
f5f5b154 442012-02-08 - 52f82a1 - lavc 54.01.0
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45 Add avcodec_encode_video2() and deprecate avcodec_encode_video().
46
fcc518a0 472012-02-01 - 316fc74 - lavc 54.01.0
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48 Add av_fast_padded_malloc() as alternative for av_realloc() when aligned
49 memory is required. The buffer will always have FF_INPUT_BUFFER_PADDING_SIZE
50 zero-padded bytes at the end.
51
fcc518a0 522012-01-31 - dd6d3b0 - lavf 54.01.0
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53 Add avformat_get_riff_video_tags() and avformat_get_riff_audio_tags().
54
fcc518a0 552012-01-31 - af08d9a - lavc 54.01.0
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56 Add avcodec_is_open() function.
57
fcc518a0 582012-01-30 - 8b93312 - lavu 51.22.0 - intfloat.h
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59 Add a new installed header libavutil/intfloat.h with int/float punning
60 functions.
61
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622012-01-25 - lavf 53.22.0
63 f1caf01 Allow doing av_write_frame(ctx, NULL) for flushing possible
64 buffered data within a muxer. Added AVFMT_ALLOW_FLUSH for
65 muxers supporting it (av_write_frame makes sure it is called
66 only for muxers with this flag).
67
7512bb74 682012-01-15 - lavc 53.34.0
a6ccae3f 69 New audio encoding API:
7512bb74 70 b2c75b6 Add CODEC_CAP_VARIABLE_FRAME_SIZE capability for use by audio
a6ccae3f 71 encoders.
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72 5ee5fa0 Add avcodec_fill_audio_frame() as a convenience function.
73 b2c75b6 Add avcodec_encode_audio2() and deprecate avcodec_encode_audio().
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74 Add AVCodec.encode2().
75
7512bb74 762012-01-12 - 3167dc9 - lavfi 2.15.0
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77 Add a new installed header -- libavfilter/version.h -- with version macros.
78
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792011-01-03 - b73ec05 - lavu 51.21.0
80 Add av_popcount64
81
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822011-12-25 - lavfi 2.14.0
83 e1d9dbf Add a new installed header - buffersrc.h
84 It contains a new function av_buffersrc_buffer() that allows passing
85 frames to the 'buffer' filter, but unlike av_vsrc_buffer_add_frame()
86 it allows for direct rendering.
87 1c9e340 Add avfilter_copy_frame_props() for copying properties from
88 AVFrame to AVFilterBufferRef.
89
902011-12-25 - lavc 53.31.0
91 Add the following new fields to AVFrame:
92 b58dbb5 sample_aspect_ratio
93 3a2ddf7 width, height
94 8a4a5f6 format
95
2a216ca2 962011-12-18 - 8400b12 - lavc 53.28.1
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97 Deprecate AVFrame.age. The field is unused.
98
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992011-12-12 - 5266045 - lavf 53.17.0
100 Add avformat_close_input().
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101 Deprecate av_close_input_file() and av_close_input_stream().
102
c04a954d 1032011-12-02 - 0eea212 - lavc 53.25.0
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104 Add nb_samples and extended_data fields to AVFrame.
105 Deprecate AVCODEC_MAX_AUDIO_FRAME_SIZE.
106 Deprecate avcodec_decode_audio3() in favor of avcodec_decode_audio4().
107 avcodec_decode_audio4() writes output samples to an AVFrame, which allows
108 audio decoders to use get_buffer().
109
c04a954d 1102011-12-04 - 560f773 - lavc 53.24.0
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111 Change AVFrame.data[4]/base[4]/linesize[4]/error[4] to [8] at next major bump.
112 Change AVPicture.data[4]/linesize[4] to [8] at next major bump.
113 Change AVCodecContext.error[4] to [8] at next major bump.
114 Add AV_NUM_DATA_POINTERS to simplify the bump transition.
115
b94a3b28 1162011-11-23 - bbb46f3 - lavu 51.18.0
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117 Add av_samples_get_buffer_size(), av_samples_fill_arrays(), and
118 av_samples_alloc(), to samplefmt.h.
119
b94a3b28 1202011-11-23 - 8889cc4 - lavu 51.17.0
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121 Add planar sample formats and av_sample_fmt_is_planar() to samplefmt.h.
122
b94a3b28 1232011-11-19 - f3a29b7 - lavc 53.21.0
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124 Move some AVCodecContext fields to a new private struct, AVCodecInternal,
125 which is accessed from a new field, AVCodecContext.internal.
126 - fields moved:
127 AVCodecContext.internal_buffer --> AVCodecInternal.buffer
128 AVCodecContext.internal_buffer_count --> AVCodecInternal.buffer_count
129 AVCodecContext.is_copy --> AVCodecInternal.is_copy
130
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1312011-11-16 - 6270671 - lavu 51.16.0
132 Add av_timegm()
133
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1342011-11-13 - lavf 53.15.0
135 New interrupt callback API, allowing per-AVFormatContext/AVIOContext
136 interrupt callbacks.
137 6aa0b98 Add AVIOInterruptCB struct and the interrupt_callback field to
138 AVFormatContext.
139 1dee0ac Add avio_open2() with additional parameters. Those are
140 an interrupt callback and an options AVDictionary.
141 This will allow passing AVOptions to protocols after lavf
142 54.0.
143
eacec07e 1442011-11-06 - ba04ecf - lavu 51.14.0
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145 Add av_strcasecmp() and av_strncasecmp() to avstring.h.
146
eacec07e 1472011-11-06 - 07b172f - lavu 51.13.0
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148 Add av_toupper()/av_tolower()
149
eacec07e 1502011-11-05 - b6d08f4 - lavf 53.13.0
c9b309e8 151 Add avformat_network_init()/avformat_network_deinit()
b6d08f40 152
eacec07e 1532011-10-27 - 512557b - lavc 53.15.0
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154 Remove avcodec_parse_frame.
155 Deprecate AVCodecContext.parse_only and CODEC_CAP_PARSE_ONLY.
156
eacec07e 1572011-10-19 - 569129a - lavf 53.10.0
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158 Add avformat_new_stream(). Deprecate av_new_stream().
159
eacec07e 1602011-10-13 - b631fba - lavf 53.9.0
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161 Add AVFMT_NO_BYTE_SEEK AVInputFormat flag.
162
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1632011-10-12 - lavu 51.12.0
164 AVOptions API rewrite.
165
166 - 145f741 FF_OPT_TYPE* renamed to AV_OPT_TYPE_*
167 - new setting/getting functions with slightly different semantics:
168 dac66da av_set_string3 -> av_opt_set
169 av_set_double -> av_opt_set_double
170 av_set_q -> av_opt_set_q
171 av_set_int -> av_opt_set_int
172
173 41d9d51 av_get_string -> av_opt_get
174 av_get_double -> av_opt_get_double
175 av_get_q -> av_opt_get_q
176 av_get_int -> av_opt_get_int
177
178 - 8c5dcaa trivial rename av_next_option -> av_opt_next
179 - 641c7af new functions - av_opt_child_next, av_opt_child_class_next
180 and av_opt_find2()
181
7f9b0ef9 1822011-09-03 - fb4ca26 - lavc 53.10.0
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183 lavf 53.6.0
184 lsws 2.1.0
185 Add {avcodec,avformat,sws}_get_class().
186
7f9b0ef9 1872011-09-03 - c11fb82 - lavu 51.10.0
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188 Add AV_OPT_SEARCH_FAKE_OBJ flag for av_opt_find() function.
189
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1902011-08-26 - lavu 51.9.0
191 - f2011ed Add av_fifo_peek2(), deprecate av_fifo_peek().
192 - add41de..abc78a5 Do not include intfloat_readwrite.h,
193 mathematics.h, rational.h, pixfmt.h, or log.h from avutil.h.
f2011ed2 194
7f9b0ef9 1952011-08-16 - 48f9e45 - lavf 53.4.0
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196 Add avformat_query_codec().
197
7f9b0ef9 1982011-08-16 - bca06e7 - lavc 53.8.0
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199 Add avcodec_get_type().
200
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2012011-08-06 - 2f63440 - lavf 53.4.0
202 Add error_recognition to AVFormatContext.
203
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2042011-08-02 - 9d39cbf - lavc 53.7.1
205 Add AV_PKT_FLAG_CORRUPT AVPacket flag.
206
6cb11979 2072011-07-10 - a67c061 - lavf 53.3.0
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208 Add avformat_find_stream_info(), deprecate av_find_stream_info().
209
6cb11979 2102011-07-10 - 0b950fe - lavc 53.6.0
f2f523ff 211 Add avcodec_open2(), deprecate avcodec_open().
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212 Add avcodec_alloc_context3. Deprecate avcodec_alloc_context() and
213 avcodec_alloc_context2().
f2f523ff 214
6cb11979 2152011-06-23 - 67e9ae1 - lavu 51.8.0 - attributes.h
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216 Add av_printf_format().
217
6cb11979 2182011-06-16 - 05e84c9, 25de595 - lavf 53.2.0 - avformat.h
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219 Add avformat_open_input and avformat_write_header().
220 Deprecate av_open_input_stream, av_open_input_file,
221 AVFormatParameters and av_write_header.
222
6cb11979 2232011-06-16 - 7e83e1c, dc59ec5 - lavu 51.7.0 - opt.h
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224 Add av_opt_set_dict() and av_opt_find().
225 Deprecate av_find_opt().
226 Add AV_DICT_APPEND flag.
227
6cb11979 2282011-06-10 - cb7c11c - lavu 51.6.0 - opt.h
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229 Add av_opt_flag_is_set().
230
6cb11979 2312011-06-08 - d9f80ea - lavu 51.5.0 - AVMetadata
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232 Move AVMetadata from lavf to lavu and rename it to
233 AVDictionary -- new installed header dict.h.
234 All av_metadata_* functions renamed to av_dict_*.
235
1397ac0a 2362011-06-07 - a6703fa - lavu 51.4.0 - av_get_bytes_per_sample()
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237 Add av_get_bytes_per_sample() in libavutil/samplefmt.h.
238 Deprecate av_get_bits_per_sample_fmt().
239
6cb11979 2402011-06-05 - b39b062 - lavu 51.3.0 - opt.h
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241 Add av_opt_free convenience function.
242
04de5bf5 2432011-05-28 - 0420bd7 - lavu 51.2.0 - pixdesc.h
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244 Add av_get_pix_fmt_name() in libavutil/pixdesc.h, and deprecate
245 avcodec_get_pix_fmt_name() in libavcodec/avcodec.h in its favor.
246
19a686b8 2472011-05-25 - 30315a8 - lavf 53.1.0 - avformat.h
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248 Add fps_probe_size to AVFormatContext.
249
41e21e4d 2502011-05-18 - 64150ff - lavc 53.4.0 - AVCodecContext.request_sample_fmt
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251 Add request_sample_fmt field to AVCodecContext.
252
36dc49b7 2532011-05-10 - 188dea1 - lavc 53.3.0 - avcodec.h
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254 Deprecate AVLPCType and the following fields in
255 AVCodecContext: lpc_coeff_precision, prediction_order_method,
256 min_partition_order, max_partition_order, lpc_type, lpc_passes.
257 Corresponding FLAC encoder options should be used instead.
258
36dc49b7 2592011-04-26 - bebe72f - lavu 51.1.0 - avutil.h
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260 Add AVPictureType enum and av_get_picture_type_char(), deprecate
261 FF_*_TYPE defines and av_get_pict_type_char() defined in
262 libavcodec/avcodec.h.
263
36dc49b7 2642011-04-26 - 10d3940 - lavfi 2.3.0 - avfilter.h
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265 Add pict_type and key_frame fields to AVFilterBufferRefVideo.
266
36dc49b7 2672011-04-26 - 7a11c82 - lavfi 2.2.0 - vsrc_buffer
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268 Add sample_aspect_ratio fields to vsrc_buffer arguments
269
b4a53314 2702011-04-21 - 94f7451 - lavc 53.1.0 - avcodec.h
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271 Add CODEC_CAP_SLICE_THREADS for codecs supporting sliced threading.
272
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2732011-04-15 - lavc 52.120.0 - avcodec.h
274 AVPacket structure got additional members for passing side information:
275 4de339e introduce side information for AVPacket
276 2d8591c make containers pass palette change in AVPacket
277
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2782011-04-12 - lavf 52.107.0 - avio.h
279 Avio cleanup, part II - deprecate the entire URLContext API:
280 175389c add avio_check as a replacement for url_exist
281 ff1ec0c add avio_pause and avio_seek_time as replacements
282 for _av_url_read_fseek/fpause
283 cdc6a87 deprecate av_protocol_next(), avio_enum_protocols
284 should be used instead.
285 80c6e23 rename url_set_interrupt_cb->avio_set_interrupt_cb.
286 f87b1b3 rename open flags: URL_* -> AVIO_*
287 f8270bb add avio_enum_protocols.
288 5593f03 deprecate URLProtocol.
289 c486dad deprecate URLContext.
290 026e175 deprecate the typedef for URLInterruptCB
291 8e76a19 deprecate av_register_protocol2.
292 b840484 deprecate URL_PROTOCOL_FLAG_NESTED_SCHEME
293 1305d93 deprecate av_url_read_seek
294 fa104e1 deprecate av_url_read_pause
295 727c7aa deprecate url_get_filename().
296 5958df3 deprecate url_max_packet_size().
297 1869ea0 deprecate url_get_file_handle().
298 32a97d4 deprecate url_filesize().
299 e52a914 deprecate url_close().
300 58a48c6 deprecate url_seek().
301 925e908 deprecate url_write().
302 dce3756 deprecate url_read_complete().
303 bc371ac deprecate url_read().
304 0589da0 deprecate url_open().
305 62eaaea deprecate url_connect.
306 5652bb9 deprecate url_alloc.
307 333e894 deprecate url_open_protocol
308 e230705 deprecate url_poll and URLPollEntry
309
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3102011-04-10 - lavu 50.40.0 - pixfmt.h
311 Add PIX_FMT_BGR48LE and PIX_FMT_BGR48BE pixel formats
312
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3132011-04-08 - lavf 52.106.0 - avformat.h
314 Minor avformat.h cleanup:
315 a9bf9d8 deprecate av_guess_image2_codec
316 c3675df rename avf_sdp_create->av_sdp_create
317
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3182011-04-03 - lavf 52.105.0 - avio.h
319 Large-scale renaming/deprecating of AVIOContext-related functions:
320 724f6a0 deprecate url_fdopen
321 403ee83 deprecate url_open_dyn_packet_buf
322 6dc7d80 rename url_close_dyn_buf -> avio_close_dyn_buf
323 b92c545 rename url_open_dyn_buf -> avio_open_dyn_buf
324 8978fed introduce an AVIOContext.seekable field as a replacement for
325 AVIOContext.is_streamed and url_is_streamed()
326 b64030f deprecate get_checksum()
327 4c4427a deprecate init_checksum()
328 4ec153b deprecate udp_set_remote_url/get_local_port
329 933e90a deprecate av_url_read_fseek/fpause
330 8d9769a deprecate url_fileno
331 b7f2fdd rename put_flush_packet -> avio_flush
332 35f1023 deprecate url_close_buf
333 83fddae deprecate url_open_buf
334 d9d86e0 rename url_fprintf -> avio_printf
335 59f65d9 deprecate url_setbufsize
336 3e68b3b deprecate url_ferror
337 66e5b1d deprecate url_feof
338 e8bb2e2 deprecate url_fget_max_packet_size
339 76aa876 rename url_fsize -> avio_size
340 e519753 deprecate url_fgetc
341 655e45e deprecate url_fgets
342 a2704c9 rename url_ftell -> avio_tell
343 e16ead0 deprecate get_strz() in favor of avio_get_str
344 0300db8,2af07d3 rename url_fskip -> avio_skip
345 6b4aa5d rename url_fseek -> avio_seek
346 61840b4 deprecate put_tag
347 22a3212 rename url_fopen/fclose -> avio_open/close.
348 0ac8e2b deprecate put_nbyte
349 77eb550 rename put_byte -> avio_w8
350 put_[b/l]e<type> -> avio_w[b/l]<type>
351 put_buffer -> avio_write
352 b7effd4 rename get_byte -> avio_r8,
353 get_[b/l]e<type> -> avio_r[b/l]<type>
354 get_buffer -> avio_read
355 b3db9ce deprecate get_partial_buffer
356 8d9ac96 rename av_alloc_put_byte -> avio_alloc_context
357
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3582011-03-25 - 34b47d7 - lavc 52.115.0 - AVCodecContext.audio_service_type
359 Add audio_service_type field to AVCodecContext.
360
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3612011-03-02 - 863c471 - lavf 52.103.0 - av_pkt_dump2, av_pkt_dump_log2
362 Add new functions av_pkt_dump2, av_pkt_dump_log2 that uses the
363 source stream timebase for outputting timestamps. Deprecate
364 av_pkt_dump and av_pkt_dump_log.
365
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3662011-02-20 - e731b8d - lavf 52.102.0 - avio.h
367 * e731b8d - rename init_put_byte() to ffio_init_context(), deprecating the
368 original, and move it to a private header so it is no longer
369 part of our public API. Instead, use av_alloc_put_byte().
370 * ae628ec - rename ByteIOContext to AVIOContext.
371
c3dbfa1a 3722011-02-16 - 09d171b - lavf 52.101.0 - avformat.h
09d171b9 373 lavu 52.39.0 - parseutils.h
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374 * 610219a - Add av_ prefix to dump_format().
375 * f6c7375 - Replace parse_date() in lavf with av_parse_time() in lavu.
376 * ab0287f - Move find_info_tag from lavf to lavu and add av_prefix to it.
09d171b9 377
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3782011-02-15 - lavu 52.38.0 - merge libavcore
379 libavcore is merged back completely into libavutil
380
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3812011-02-10 - 55bad0c - lavc 52.113.0 - vbv_delay
382 Add vbv_delay field to AVCodecContext
383
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3842011-02-14 - 24a83bd - lavf 52.100.0 - AV_DISPOSITION_CLEAN_EFFECTS
385 Add AV_DISPOSITION_CLEAN_EFFECTS disposition flag.
386
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3872011-02-14 - 910b5b8 - lavfi 1.76.0 - AVFilterLink sample_aspect_ratio
388 Add sample_aspect_ratio field to AVFilterLink.
389
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3902011-02-10 - 12c14cd - lavf 52.99.0 - AVStream.disposition
391 Add AV_DISPOSITION_HEARING_IMPAIRED and AV_DISPOSITION_VISUAL_IMPAIRED.
392
f2146944 3932011-02-09 - 5592734 - lavc 52.112.0 - avcodec_thread_init()
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394 Deprecate avcodec_thread_init()/avcodec_thread_free() use; instead
395 set thread_count before calling avcodec_open.
396
8e8cc52b 3972011-02-09 - 778b08a - lavc 52.111.0 - threading API
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398 Add CODEC_CAP_FRAME_THREADS with new restrictions on get_buffer()/
399 release_buffer()/draw_horiz_band() callbacks for appropriate codecs.
400 Add thread_type and active_thread_type fields to AVCodecContext.
401
c2bd7578 4022011-02-08 - 3940caa - lavf 52.98.0 - av_probe_input_buffer
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403 Add av_probe_input_buffer() to avformat.h for probing format from a
404 ByteIOContext.
405
ae0f8a1a 4062011-02-06 - fe174fc - lavf 52.97.0 - avio.h
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407 Add flag for non-blocking protocols: URL_FLAG_NONBLOCK
408
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4092011-02-04 - f124b08 - lavf 52.96.0 - avformat_free_context()
410 Add avformat_free_context() in avformat.h.
411
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4122011-02-03 - f5b82f4 - lavc 52.109.0 - add CODEC_ID_PRORES
413 Add CODEC_ID_PRORES to avcodec.h.
414
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4152011-02-03 - fe9a3fb - lavc 52.109.0 - H.264 profile defines
416 Add defines for H.264 * Constrained Baseline and Intra profiles
417
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4182011-02-02 - lavf 52.95.0
419 * 50196a9 - add a new installed header version.h.
420 * 4efd5cf, dccbd97, 93b78d1 - add several variants of public
421 avio_{put,get}_str* functions. Deprecate corresponding semi-public
422 {put,get}_str*.
423
4242011-02-02 - dfd2a00 - lavu 50.37.0 - log.h
425 Make av_dlog public.
426
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4272011-01-15 - r26374 - lavfi 1.74.0 - AVFilterBufferRefAudioProps
428 Rename AVFilterBufferRefAudioProps.samples_nb to nb_samples.
429
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4302011-01-14 - r26330 - lavf 52.93.0 - av_metadata_copy()
431 Add av_metadata_copy() in avformat.h.
432
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4332011-01-07 - r26262 - lavc 52.107.0 - deprecate reordered_opaque
434 Deprecate reordered_opaque in favor of pkt_pts/dts.
435
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4362011-01-07 - r26261 - lavc 52.106.0 - pkt_dts
437 Add pkt_dts to AVFrame, this will in the future allow multithreading decoders
438 to not mess up dts.
439
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4402011-01-07 - r26260 - lavc 52.105.0 - pkt_pts
441 Add pkt_pts to AVFrame.
442
3a45a3f3 4432011-01-07 - r26259 - lavc 52.104.0 - av_get_profile_name()
060ec0a8
AH
444 Add av_get_profile_name to libavcodec/avcodec.h.
445
28e5d45c
SS
4462010-12-27 - r26108 - lavfi 1.71.0 - AV_PERM_NEG_LINESIZES
447 Add AV_PERM_NEG_LINESIZES in avfilter.h.
448
d46c2755 4492010-12-27 - r26104 - lavf 52.91.0 - av_find_best_stream()
9128ae08
NG
450 Add av_find_best_stream to libavformat/avformat.h.
451
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4522010-12-27 - r26103 - lavf 52.90.0
453 Add AVFMT_NOSTREAMS flag for formats with no streams,
454 like e.g. text metadata.
455
106f271f 4562010-12-22 - r26073 - lavu 50.36.0 - file.h
0328b9ea
SS
457 Add functions av_file_map() and av_file_unmap() in file.h.
458
106f271f 4592010-12-19 - r26056 - lavu 50.35.0 - error.h
0bc55f5d
NG
460 Add "not found" error codes:
461 AVERROR_DEMUXER_NOT_FOUND
462 AVERROR_MUXER_NOT_FOUND
463 AVERROR_DECODER_NOT_FOUND
464 AVERROR_ENCODER_NOT_FOUND
465 AVERROR_PROTOCOL_NOT_FOUND
466 AVERROR_FILTER_NOT_FOUND
467 AVERROR_BSF_NOT_FOUND
468 AVERROR_STREAM_NOT_FOUND
469
c61cdd0a
SS
4702010-12-09 - r25923 - lavcore 0.16.0 - avcore.h
471 Move AV_NOPTS_VALUE, AV_TIME_BASE, AV_TIME_BASE_Q symbols from
472 avcodec.h to avcore.h.
473
16cfc961
SS
4742010-12-04 - r25886 - lavc 52.98.0 - CODEC_CAP_NEG_LINESIZES
475 Add CODEC_CAP_NEG_LINESIZES codec capability flag in avcodec.h.
476
bb4afa13
SS
4772010-12-04 - r25879 - lavu 50.34.0 - av_get_pix_fmt_string()
478 Deprecate avcodec_pix_fmt_string() in favor of
479 pixdesc.h/av_get_pix_fmt_string().
480
d22e9795 4812010-12-04 - r25878 - lavcore 0.15.0 - av_image_alloc()
4da12e3b
SS
482 Add av_image_alloc() to libavcore/imgutils.h.
483
037be76e
SS
4842010-12-02 - r25862 - lavfi 1.67.0 - avfilter_graph_create_filter()
485 Add function avfilter_graph_create_filter() in avfiltergraph.h.
486
d6adf44b 4872010-11-25 - r25826 - lavfi 1.65.0 - avfilter_get_video_buffer_ref_from_arrays()
d38c340f
SS
488 Add function avfilter_get_video_buffer_ref_from_arrays() in
489 avfilter.h.
06d19718 490
176a6157
SS
4912010-11-21 - r25787 - lavcore 0.14.0 - audioconvert.h
492 Add a public audio channel API in audioconvert.h, and deprecate the
493 corresponding functions in libavcodec:
494 avcodec_get_channel_name()
495 avcodec_get_channel_layout()
496 avcodec_get_channel_layout_string()
497 avcodec_channel_layout_num_channels()
498 and the CH_* macros defined in libavcodec/avcodec.h.
499
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5002010-11-21 - r25777 - lavf 52.85.0 - avformat.h
501 Add av_append_packet().
502
5032010-11-21 - r25776 - lavc 52.97.0 - avcodec.h
504 Add av_grow_packet().
505
0985e1a3
AJ
5062010-11-17 - r25761 - lavcore 0.13.0 - parseutils.h
507 Add av_parse_color() declared in libavcore/parseutils.h.
508
c716f917
AJ
5092010-11-13 - r25745 - lavc 52.95.0 - AVCodecContext
510 Add AVCodecContext.subtitle_header and AVCodecContext.subtitle_header_size
511 fields.
512
47c5e414 5132010-11-13 - r25740 - lavfi 1.62.0 - avfiltergraph.h
5aaea022
SS
514 Make avfiltergraph.h public.
515
4fcbb2af
SS
5162010-11-13 - r25737 - lavfi 1.61.0 - avfiltergraph.h
517 Remove declarations from avfiltergraph.h for the functions:
518 avfilter_graph_check_validity()
519 avfilter_graph_config_links()
520 avfilter_graph_config_formats()
521 which are now internal.
522 Use avfilter_graph_config() instead.
523
d2af7205
SS
5242010-11-08 - r25708 - lavu 50.33.0 - eval.h
525 Deprecate functions:
526 av_parse_and_eval_expr(),
527 av_parse_expr(),
528 av_eval_expr(),
529 av_free_expr(),
530 in favor of the functions:
531 av_expr_parse_and_eval(),
532 av_expr_parse(),
533 av_expr_eval(),
534 av_expr_free().
535
24de0edb
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5362010-11-08 - r25707 - lavfi 1.59.0 - avfilter_free()
537 Rename avfilter_destroy() to avfilter_free().
538 This change breaks libavfilter API/ABI.
539
1e80a0ea
SS
5402010-11-07 - r25705 - lavfi 1.58.0 - avfiltergraph.h
541 Remove graphparser.h header, move AVFilterInOut and
542 avfilter_graph_parse() declarations to libavfilter/avfiltergraph.h.
543
3fd3eea7 5442010-11-07 - r25700 - lavfi 1.57.0 - AVFilterInOut
da6ec07c
SS
545 Rename field AVFilterInOut.filter to AVFilterInOut.filter_ctx.
546 This change breaks libavfilter API.
547
146b6555 5482010-11-04 - r25674 - lavfi 1.56.0 - avfilter_graph_free()
97dd1e4a
SS
549 Rename avfilter_graph_destroy() to avfilter_graph_free().
550 This change breaks libavfilter API/ABI.
551
146b6555 5522010-11-04 - r25673 - lavfi 1.55.0 - avfilter_graph_alloc()
e15aeea6
SS
553 Add avfilter_graph_alloc() to libavfilter/avfiltergraph.h.
554
6f84cd12
SS
5552010-11-02 - r25654 - lavcore 0.12.0 - av_get_bits_per_sample_fmt()
556 Add av_get_bits_per_sample_fmt() to libavcore/samplefmt.h and
557 deprecate av_get_bits_per_sample_format().
558
d63e456a
SS
5592010-11-02 - r25653 - lavcore 0.11.0 - samplefmt.h
560 Add sample format functions in libavcore/samplefmt.h:
561 av_get_sample_fmt_name(),
562 av_get_sample_fmt(),
563 av_get_sample_fmt_string(),
564 and deprecate the corresponding libavcodec/audioconvert.h functions:
565 avcodec_get_sample_fmt_name(),
566 avcodec_get_sample_fmt(),
567 avcodec_sample_fmt_string().
568
262d1c5d
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5692010-11-02 - r25652 - lavcore 0.10.0 - samplefmt.h
570 Define enum AVSampleFormat in libavcore/samplefmt.h, deprecate enum
571 SampleFormat.
572
2a24df93
SS
5732010-10-16 - r25502 - lavfi 1.52.0 - avfilter_graph_config()
574 Add the function avfilter_graph_config() in avfiltergraph.h.
575
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5762010-10-15 - r25493 - lavf 52.83.0 - metadata API
577 Change demuxers to export metadata in generic format and
578 muxers to accept generic format. Deprecate the public
579 conversion API.
580
77611295
SS
5812010-10-10 - r25441 - lavfi 1.49.0 - AVFilterLink.time_base
582 Add time_base field to AVFilterLink.
583
c6625ad5
SS
5842010-09-27 - r25236 - lavu 50.31.0 - av_set_options_string()
585 Move av_set_options_string() from libavfilter/parseutils.h to
586 libavutil/opt.h.
587
4ecf1539
SS
5882010-09-27 - r25227 - lavfi 1.47.0 - AVFilterLink
589 Make the AVFilterLink fields srcpad and dstpad store the pointers to
590 the source and destination pads, rather than their indexes.
591
b3dd5e59
SS
5922010-09-27 - r25225 - lavu 50.30.0 - av_get_token()
593 Move av_get_token() from libavfilter/parseutils.h to
594 libavutil/avstring.h.
595
c5812793
SS
5962010-09-26 - r32368 - lsws 0.12.0 - swscale.h
597 Add the functions sws_alloc_context() and sws_init_context().
598
41f87daa
SS
5992010-09-26 - r25210 - lavu 50.29.0 - opt.h
600 Move libavcodec/opt.h to libavutil/opt.h.
601
1c1c80f0
MN
6022010-09-24 - r25174 - lavu 50.28.0 - av_log_set_flags()
603 Default of av_log() changed due to many problems to the old no repeat
604 detection. Read the docs of AV_LOG_SKIP_REPEATED in log.h before
605 enabling it for your app!.
606
07cac2a0
SS
6072010-09-24 - r25167 - lavc 52.90.0 - av_opt_show2()
608 Deprecate av_opt_show() in favor or av_opt_show2().
609
6102010-09-14 - r25120 - lavu 50.27.0 - av_popcount()
611 Add av_popcount() to libavutil/common.h.
612
15cae5e6
SS
6132010-09-08 - r25076 - lavu 50.26.0 - av_get_cpu_flags()
614 Add av_get_cpu_flags().
615
16bacad4
SS
6162010-09-07 - r25067 - lavcore 0.9.0 - av_image_copy()
617 Add av_image_copy().
618
6192010-09-07 - r25064 - lavcore 0.8.0 - av_image_copy_plane()
620 Add av_image_copy_plane().
621
1904035b
SS
6222010-09-07 - r25057 - lavcore 0.7.0 - imgutils.h
623 Adopt hierarchical scheme for the imgutils.h function names,
624 deprecate the old names.
625
47806f41
SS
6262010-09-04 - r25040 - lavu 50.25.0 - AV_CPU_FLAG_*
627 Deprecate the FF_MM_* flags defined in libavcodec/avcodec.h in favor
628 of the AV_CPU_FLAG_* flags defined in libavutil/cpu.h.
629
798dc641
SS
6302010-08-26 - r24936 - lavc 52.87.0 - avcodec_get_channel_layout()
631 Add avcodec_get_channel_layout() in audioconvert.h.
632
26553088
SS
6332010-08-20 - r24851 - lavcore 0.6.0 - av_fill_image_max_pixsteps()
634 Rename av_fill_image_max_pixstep() to av_fill_image_max_pixsteps().
635
33d2e7b3
SS
6362010-08-18 - r24827 - lavcore 0.5.0 - av_fill_image_max_pixstep()
637 Add av_fill_image_max_pixstep() in imgutils.h.
638
7f38d28c
SS
6392010-08-17 - r24814 - lavu 50.24.0 - AV_NE()
640 Add the AV_NE macro.
641
3f52a907
SS
6422010-08-17 - r24811 - lavfi 1.36.0 - audio framework
643 Implement AVFilterBufferRefAudioProps struct for audio properties,
644 get_audio_buffer(), filter_samples() functions and related changes.
645
d1a04371
SS
6462010-08-12 - r24787 - lavcore 0.4.0 - av_get_image_linesize()
647 Add av_get_image_linesize() in imgutils.h.
648
5bf840c4
SS
6492010-08-11 - r24773 - lavfi 1.34.0 - AVFilterBufferRef
650 Resize data and linesize arrays in AVFilterBufferRef to 8.
651
652 This change breaks libavfilter API/ABI.
653
c6a34954
SS
6542010-08-11 - r24768 - lavc 52.85.0 - av_picture_data_copy()
655 Add av_picture_data_copy in avcodec.h.
656
c7c7feaa
SS
6572010-08-11 - r24765 - lavfi 1.33.0 - avfilter_open()
658 Change avfilter_open() signature:
659 AVFilterContext *avfilter_open(AVFilter *filter, const char *inst_name) ->
660 int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name);
661
662 This change breaks libavfilter API/ABI.
663
ad0d70c9
SS
6642010-08-11 - r24763 - lavfi 1.32.0 - AVFilterBufferRef
665 Add a type field to AVFilterBufferRef, and move video specific
666 properties to AVFilterBufferRefVideoProps.
667
4bf2d6e8 668 This change breaks libavfilter API/ABI.
ad0d70c9 669
711d14cf
SS
6702010-08-07 - r24732 - lavfi 1.31.0 - AVFilterLink
671 Rename AVFilterLink fields:
672 AVFilterLink.srcpic -> AVFilterLink.src_buf
673 AVFilterLink.cur_pic -> AVFilterLink.cur_buf
674 AVFilterLink.outpic -> AVFilterLink.out_buf
675
6762010-08-07 - r24731 - lavfi 1.30.0
677 Rename functions and fields:
678 avfilter_(un)ref_pic -> avfilter_(un)ref_buffer
679 avfilter_copy_picref_props -> avfilter_copy_buffer_ref_props
680 AVFilterBufferRef.pic -> AVFilterBufferRef.buffer
681
6822010-08-07 - r24730 - lavfi 1.29.0 - AVFilterBufferRef
683 Rename AVFilterPicRef to AVFilterBufferRef.
684
e11b104a
SS
6852010-08-07 - r24728 - lavfi 1.28.0 - AVFilterBuffer
686 Move format field from AVFilterBuffer to AVFilterPicRef.
687
71cb41db
SS
6882010-08-06 - r24709 - lavcore 0.3.0 - av_check_image_size()
689 Deprecate avcodec_check_dimensions() in favor of the function
690 av_check_image_size() defined in libavcore/imgutils.h.
691
92dd4959
SS
6922010-07-30 - r24592 - lavfi 1.27.0 - AVFilterBuffer
693 Increase size of the arrays AVFilterBuffer.data and
694 AVFilterBuffer.linesize from 4 to 8.
695
696 This change breaks libavfilter ABI.
697
3dec10cd
SS
6982010-07-29 - r24583 - lavcore 0.2.0 - imgutils.h
699 Add functions av_fill_image_linesizes() and
700 av_fill_image_pointers(), declared in libavcore/imgutils.h.
701
fa8ead00
SS
7022010-07-27 - r24518 - lavcore 0.1.0 - parseutils.h
703 Deprecate av_parse_video_frame_size() and av_parse_video_frame_rate()
704 defined in libavcodec in favor of the newly added functions
705 av_parse_video_size() and av_parse_video_rate() declared in
706 libavcore/parseutils.h.
707
c257c752
SS
7082010-07-23 - r24439 - lavu 50.23.0 - mathematics.h
709 Add the M_PHI constant definition.
710
73642926
SS
7112010-07-22 - r24424 - lavfi 1.26.0 - media format generalization
712 Add a type field to AVFilterLink.
713
714 Change the field types:
715 enum PixelFormat format -> int format in AVFilterBuffer
716 enum PixelFormat *formats -> int *formats in AVFilterFormats
717 enum PixelFormat *format -> int format in AVFilterLink
718
719 Change the function signatures:
720 AVFilterFormats *avfilter_make_format_list(const enum PixelFormat *pix_fmts); ->
721 AVFilterFormats *avfilter_make_format_list(const int *fmts);
722
723 int avfilter_add_colorspace(AVFilterFormats **avff, enum PixelFormat pix_fmt); ->
724 int avfilter_add_format (AVFilterFormats **avff, int fmt);
725
726 AVFilterFormats *avfilter_all_colorspaces(void); ->
727 AVFilterFormats *avfilter_all_formats (enum AVMediaType type);
728
729 This change breaks libavfilter API/ABI.
730
a33e0365
SS
7312010-07-21 - r24393 - lavcore 0.0.0
732 Add libavcore.
733
8e9d9308
SS
7342010-07-17 - r24291 - lavfi 1.25.0 - AVFilterBuffer
735 Remove w and h fields from AVFilterBuffer.
736
9840147d
SS
7372010-07-17 - r24284 - lavfi 1.24.0 - AVFilterBuffer
738 Rename AVFilterPic to AVFilterBuffer.
739
57fe80fe
MS
7402010-07-17 - r24278 - lavf 52.74.0 - url_fskip()
741 Make url_fskip() return an int error code instead of void.
742
37497979 7432010-07-11 - r24199 - lavc 52.83.0
6f5ac9c1 744 Add AVCodecContext.lpc_type and AVCodecContext.lpc_passes fields.
23940f14
JR
745 Add AVLPCType enum.
746 Deprecate AVCodecContext.use_lpc.
747
e1d7c883
RD
7482010-07-11 - r24185 - lavc 52.82.0 - avsubtitle_free()
749 Add a function for free the contents of a AVSubtitle generated by
750 avcodec_decode_subtitle.
751
617d56ca
SS
7522010-07-11 - r24174 - lavu 50.22.0 - bswap.h and intreadwrite.h
753 Make the bswap.h and intreadwrite.h API public.
754
52706b95
SS
7552010-07-08 - r24101 - lavu 50.21.0 - pixdesc.h
756 Rename read/write_line() to av_read/write_image_line().
757
7582010-07-07 - r24091 - lavfi 1.21.0 - avfilter_copy_picref_props()
16400da6 759 Add avfilter_copy_picref_props().
52706b95 760
34171e87 7612010-07-03 - r24021 - lavc 52.79.0
16400da6
SS
762 Add FF_COMPLIANCE_UNOFFICIAL and change all instances of
763 FF_COMPLIANCE_INOFFICIAL to use FF_COMPLIANCE_UNOFFICIAL.
34171e87 764
13088d27
RP
7652010-07-02 - r23985 - lavu 50.20.0 - lfg.h
766 Export av_lfg_init(), av_lfg_get(), av_mlfg_get(), and av_bmg_get() through
767 lfg.h.
768
6951515c
SS
7692010-06-28 - r23835 - lavfi 1.20.1 - av_parse_color()
770 Extend av_parse_color() syntax, make it accept an alpha value specifier and
771 set the alpha value to 255 by default.
772
58cc11c7 7732010-06-22 - r23706 - lavf 52.71.0 - URLProtocol.priv_data_size, priv_data_class
16400da6 774 Add priv_data_size and priv_data_class to URLProtocol.
58cc11c7 775
4636f115 7762010-06-22 - r23704 - lavf 52.70.0 - url_alloc(), url_connect()
16400da6 777 Add url_alloc() and url_connect().
4636f115 778
16400da6
SS
7792010-06-22 - r23702 - lavf 52.69.0 - av_register_protocol2()
780 Add av_register_protocol2(), deprecating av_register_protocol().
6c4cbc8d 781
276b45af
SS
7822010-06-09 - r23551 - lavu 50.19.0 - av_compare_mod()
783 Add av_compare_mod() to libavutil/mathematics.h.
784
4cd5100c
SS
7852010-06-05 - r23485 - lavu 50.18.0 - eval API
786 Make the eval API public.
787
6532c6f9
SS
7882010-06-04 - r23461 - lavu 50.17.0 - AV_BASE64_SIZE
789 Add AV_BASE64_SIZE() macro.
790
16400da6 7912010-06-02 - r23421 - lavc 52.73.0 - av_get_codec_tag_string()
2a00992f
SS
792 Add av_get_codec_tag_string().
793
7f464a0a 7942010-06-01 - r31301 - lsws 0.11.0 - convertPalette API
16400da6 795 Add sws_convertPalette8ToPacked32() and sws_convertPalette8ToPacked24().
7f464a0a 796
fe9c2007
SS
7972010-05-26 - r23334 - lavc 52.72.0 - CODEC_CAP_EXPERIMENTAL
798 Add CODEC_CAP_EXPERIMENTAL flag.
95c851e2 799 NOTE: this was backported to 0.6
fe9c2007 800
16400da6
SS
8012010-05-23 - r23255 - lavu 50.16.0 - av_get_random_seed()
802 Add av_get_random_seed().
cca68a54 803
b724102a 8042010-05-18 - r23161 - lavf 52.63.0 - AVFMT_FLAG_RTP_HINT
16400da6 805 Add AVFMT_FLAG_RTP_HINT as possible value for AVFormatContext.flags.
95c851e2 806 NOTE: this was backported to 0.6
b724102a 807
fc25c049
SS
8082010-05-09 - r23066 - lavfi 1.20.0 - AVFilterPicRef
809 Add interlaced and top_field_first fields to AVFilterPicRef.
810
95c851e2
AK
811------------------------------8<-------------------------------------
812 0.6 branch was cut here
813----------------------------->8--------------------------------------
814
d0eb2b78
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8152010-05-01 - r23002 - lavf 52.62.0 - probe function
816 Add av_probe_input_format2 to API, it allows ignoring probe
817 results below given score and returns the actual probe score.
818
2100348c 8192010-04-01 - r22806 - lavf 52.61.0 - metadata API
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AK
820 Add a flag for av_metadata_set2() to disable overwriting of
821 existing tags.
822
0fb49b59 8232010-04-01 - r22753 - lavc 52.66.0
16400da6 824 Add avcodec_get_edge_width().
0fb49b59 825
c846a984
RB
8262010-03-31 - r22750 - lavc 52.65.0
827 Add avcodec_copy_context().
828
e33f1fa0
SS
8292010-03-31 - r22748 - lavf 52.60.0 - av_match_ext()
830 Make av_match_ext() public.
831
fc8b1075
SS
8322010-03-31 - r22736 - lavu 50.14.0 - AVMediaType
833 Move AVMediaType enum from libavcodec to libavutil.
834
8352010-03-31 - r22735 - lavc 52.64.0 - AVMediaType
836 Define AVMediaType enum, and use it instead of enum CodecType, which
837 is deprecated and will be dropped at the next major bump.
838
82ba847e
SS
8392010-03-25 - r22684 - lavu 50.13.0 - av_strerror()
840 Implement av_strerror().
841
69087742 8422010-03-23 - r22649 - lavc 52.60.0 - av_dct_init()
16400da6 843 Support DCT-I and DST-I.
e1484ebe 844
a5b3d34b
MS
8452010-03-15 - r22540 - lavf 52.56.0 - AVFormatContext.start_time_realtime
846 Add AVFormatContext.start_time_realtime field.
847
8955a324
SS
8482010-03-13 - r22506 - lavfi 1.18.0 - AVFilterPicRef.pos
849 Add AVFilterPicRef.pos field.
850
99de2b59
SS
8512010-03-13 - r22501 - lavu 50.12.0 - error.h
852 Move error code definitions from libavcodec/avcodec.h to
853 the new public header libavutil/error.h.
854
c7094831
MR
8552010-03-07 - r22291 - lavc 52.56.0 - avfft.h
856 Add public FFT interface.
857
c18fb631
SS
8582010-03-06 - r22251 - lavu 50.11.0 - av_stristr()
859 Add av_stristr().
860
4b83fc0f
VS
8612010-03-03 - r22174 - lavu 50.10.0 - av_tree_enumerate()
862 Add av_tree_enumerate().
863
fbef7a76
SS
8642010-02-07 - r21673 - lavu 50.9.0 - av_compare_ts()
865 Add av_compare_ts().
866
e49407ee
SS
8672010-02-05 - r30513 - lsws 0.10.0 - sws_getCoefficients()
868 Add sws_getCoefficients().
869
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AK
8702010-02-01 - r21587 - lavf 52.50.0 - metadata API
871 Add a list of generic tag names, change 'author' -> 'artist',
872 'year' -> 'date'.
873
14ace37e
SS
8742010-01-30 - r21545 - lavu 50.8.0 - av_get_pix_fmt()
875 Add av_get_pix_fmt().
876
16400da6 8772010-01-21 - r30381 - lsws 0.9.0 - sws_scale()
e49407ee
SS
878 Change constness attributes of sws_scale() parameters.
879
2d187e23
SS
8802010-01-10 - r21121 - lavfi 1.15.0 - avfilter_graph_config_links()
881 Add a log_ctx parameter to avfilter_graph_config_links().
882
16400da6 8832010-01-07 - r30236 - lsws 0.8.0 - sws_isSupported{In,Out}put()
1c790092 884 Add sws_isSupportedInput() and sws_isSupportedOutput() functions.
715cff9a 885
1e289b09
SS
8862010-01-06 - r21035 - lavfi 1.14.0 - avfilter_add_colorspace()
887 Change the avfilter_add_colorspace() signature, make it accept an
888 (AVFilterFormats **) rather than an (AVFilterFormats *) as before.
889
a2b16627
SS
8902010-01-03 - r21007 - lavfi 1.13.0 - avfilter_add_colorspace()
891 Add avfilter_add_colorspace().
892
79c2f2d3
SS
8932010-01-02 - r20998 - lavf 52.46.0 - av_match_ext()
894 Add av_match_ext(), it should be used in place of match_ext().
895
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8962010-01-01 - r20991 - lavf 52.45.0 - av_guess_format()
897 Add av_guess_format(), it should be used in place of guess_format().
898
b8f11ec8 8992009-12-13 - r20834 - lavf 52.43.0 - metadata API
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900 Add av_metadata_set2(), AV_METADATA_DONT_STRDUP_KEY and
901 AV_METADATA_DONT_STRDUP_VAL.
b8f11ec8 902
60a92a77 9032009-12-13 - r20829 - lavu 50.7.0 - avstring.h API
f69d394f 904 Add av_d2str().
60a92a77 905
c3d15329 9062009-12-13 - r20826 - lavc 52.42.0 - AVStream
f69d394f 907 Add avg_frame_rate.
c3d15329 908
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9092009-12-12 - r20808 - lavu 50.6.0 - av_bmg_next()
910 Introduce the av_bmg_next() function.
911
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9122009-12-05 - r20734 - lavfi 1.12.0 - avfilter_draw_slice()
913 Add a slice_dir parameter to avfilter_draw_slice().
914
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9152009-11-26 - r20611 - lavfi 1.11.0 - AVFilter
916 Remove the next field from AVFilter, this is not anymore required.
917
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9182009-11-25 - r20607 - lavfi 1.10.0 - avfilter_next()
919 Introduce the avfilter_next() function.
920
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9212009-11-25 - r20605 - lavfi 1.9.0 - avfilter_register()
922 Change the signature of avfilter_register() to make it return an
923 int. This is required since now the registration operation may fail.
924
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9252009-11-25 - r20603 - lavu 50.5.0 - pixdesc.h API
926 Make the pixdesc.h API public.
927
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9282009-10-27 - r20385 - lavfi 1.5.0 - AVFilter.next
929 Add a next field to AVFilter, this is used for simplifying the
930 registration and management of the registered filters.
931
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9322009-10-23 - r20356 - lavfi 1.4.1 - AVFilter.description
933 Add a description field to AVFilter.
01537e9f 934
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9352009-10-19 - r20302 - lavfi 1.3.0 - avfilter_make_format_list()
936 Change the interface of avfilter_make_format_list() from
937 avfilter_make_format_list(int n, ...) to
938 avfilter_make_format_list(enum PixelFormat *pix_fmts).
939
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9402009-10-18 - r20272 - lavfi 1.0.0 - avfilter_get_video_buffer()
941 Make avfilter_get_video_buffer() recursive and add the w and h
942 parameters to it.
943
04670366 9442009-10-07 - r20189 - lavfi 0.5.1 - AVFilterPic
227d1b98 945 Add w and h fields to AVFilterPic.
04670366 946
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9472009-06-22 - r19250 - lavf 52.34.1 - AVFormatContext.packet_size
948 This is now an unsigned int instead of a signed int.
949
4bbe788a 9502009-06-19 - r19222 - lavc 52.32.0 - AVSubtitle.pts
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951 Add a pts field to AVSubtitle which gives the subtitle packet pts
952 in AV_TIME_BASE. Some subtitle de-/encoders (e.g. XSUB) will
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953 not work right without this.
954
8f3f2e06 9552009-06-03 - r19078 - lavc 52.30.2 - AV_PKT_FLAG_KEY
227d1b98 956 PKT_FLAG_KEY has been deprecated and will be dropped at the next
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957 major version. Use AV_PKT_FLAG_KEY instead.
958
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9592009-06-01 - r19025 - lavc 52.30.0 - av_lockmgr_register()
960 av_lockmgr_register() can be used to register a callback function
961 that lavc (and in the future, libraries that depend on lavc) can use
962 to implement mutexes. The application should provide a callback function
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963 that implements the AV_LOCK_* operations described in avcodec.h.
964 When the lock manager is registered, FFmpeg is guaranteed to behave
965 correctly in a multi-threaded application.
f988ce6c 966
16400da6 9672009-04-30 - r18719 - lavc 52.28.0 - av_free_packet()
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968 av_free_packet() is no longer an inline function. It is now exported.
969
16400da6 9702009-04-11 - r18431 - lavc 52.25.0 - deprecate av_destruct_packet_nofree()
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971 Please use NULL instead. This has been supported since r16506
972 (lavf > 52.23.1, lavc > 52.10.0).
973
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9742009-04-07 - r18351 - lavc 52.23.0 - avcodec_decode_video/audio/subtitle
975 The old decoding functions are deprecated, all new code should use the
976 new functions avcodec_decode_video2(), avcodec_decode_audio3() and
977 avcodec_decode_subtitle2(). These new functions take an AVPacket *pkt
978 argument instead of a const uint8_t *buf / int buf_size pair.
979
16400da6 9802009-04-03 - r18321 - lavu 50.3.0 - av_fifo_space()
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981 Introduce the av_fifo_space() function.
982
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9832009-04-02 - r18317 - lavc 52.23.0 - AVPacket
984 Move AVPacket declaration from libavformat/avformat.h to
985 libavcodec/avcodec.h.
986
5a43bbc3 9872009-03-22 - r18163 - lavu 50.2.0 - RGB32 pixel formats
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988 Convert the pixel formats PIX_FMT_ARGB, PIX_FMT_RGBA, PIX_FMT_ABGR,
989 PIX_FMT_BGRA, which were defined as macros, into enum PixelFormat values.
990 Conversely PIX_FMT_RGB32, PIX_FMT_RGB32_1, PIX_FMT_BGR32 and
991 PIX_FMT_BGR32_1 are now macros.
992 avcodec_get_pix_fmt() now recognizes the "rgb32" and "bgr32" aliases.
f3370e14 993 Re-sort the enum PixelFormat list accordingly.
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994 This change breaks API/ABI backward compatibility.
995
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9962009-03-22 - r18133 - lavu 50.1.0 - PIX_FMT_RGB5X5 endian variants
997 Add the enum PixelFormat values:
998 PIX_FMT_RGB565BE, PIX_FMT_RGB565LE, PIX_FMT_RGB555BE, PIX_FMT_RGB555LE,
999 PIX_FMT_BGR565BE, PIX_FMT_BGR565LE, PIX_FMT_BGR555BE, PIX_FMT_BGR555LE.
1000
b4656e6b 10012009-03-21 - r18116 - lavu 50.0.0 - av_random*
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1002 The Mersenne Twister PRNG implemented through the av_random* functions
1003 was removed. Use the lagged Fibonacci PRNG through the av_lfg* functions
1004 instead.
1005
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10062009-03-08 - r17869 - lavu 50.0.0 - AVFifoBuffer
1007 av_fifo_init, av_fifo_read, av_fifo_write and av_fifo_realloc were dropped
1008 and replaced by av_fifo_alloc, av_fifo_generic_read, av_fifo_generic_write
1009 and av_fifo_realloc2.
1010 In addition, the order of the function arguments of av_fifo_generic_read
227d1b98 1011 was changed to match av_fifo_generic_write.
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1012 The AVFifoBuffer/struct AVFifoBuffer may only be used in an opaque way by
1013 applications, they may not use sizeof() or directly access members.
22d4f236 1014
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10152009-03-01 - r17682 - lavf 52.31.0 - Generic metadata API
1016 Introduce a new metadata API (see av_metadata_get() and friends).
1017 The old API is now deprecated and should not be used anymore. This especially
429d6b21 1018 includes the following structure fields:
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1019 - AVFormatContext.title
1020 - AVFormatContext.author
1021 - AVFormatContext.copyright
1022 - AVFormatContext.comment
1023 - AVFormatContext.album
1024 - AVFormatContext.year
1025 - AVFormatContext.track
1026 - AVFormatContext.genre
1027 - AVStream.language
1028 - AVStream.filename
1029 - AVProgram.provider_name
1030 - AVProgram.name
1031 - AVChapter.title