API changes, most recent first:
+2013-03-07 - xxxxxx - lavu 52.18.100 - avstring.h,bprint.h
+ Add av_escape() and av_bprint_escape() API.
+
+2013-02-24 - xxxxxx - lavfi 3.41.100 - buffersink.h
+ Add sample_rates field to AVABufferSinkParams.
+
+2013-01-17 - a1a707f - lavf 54.61.100
+ Add av_codec_get_tag2().
+
+2013-01-01 - 2eb2e17 - lavfi 3.34.100
+ Add avfilter_get_audio_buffer_ref_from_arrays_channels.
+
+2012-12-20 - 34de47aa - lavfi 3.29.100 - avfilter.h
+ Add AVFilterLink.channels, avfilter_link_get_channels()
+ and avfilter_ref_get_channels().
+
+2012-12-15 - 2ada584d - lavc 54.80.100 - avcodec.h
+ Add pkt_size field to AVFrame.
+
+2012-11-25 - c70ec631 - lavu 52.9.100 - opt.h
+ Add the following convenience functions to opt.h:
+ av_opt_get_image_size
+ av_opt_get_pixel_fmt
+ av_opt_get_sample_fmt
+ av_opt_set_image_size
+ av_opt_set_pixel_fmt
+ av_opt_set_sample_fmt
+
+2012-11-17 - 4cd74c81 - lavu 52.8.100 - bprint.h
+ Add av_bprint_strftime().
+
+2012-11-15 - 92648107 - lavu 52.7.100 - opt.h
+ Add av_opt_get_key_value().
+
+2012-11-13 - 79456652 - lavfi 3.23.100 - avfilter.h
+ Add channels field to AVFilterBufferRefAudioProps.
+
+2012-11-03 - 481fdeee - lavu 52.3.100 - opt.h
+ Add AV_OPT_TYPE_SAMPLE_FMT value to AVOptionType enum.
+
+2012-10-21 - 6fb2fd8 - lavc 54.68.100 - avcodec.h
+ lavfi 3.20.100 - avfilter.h
+ Add AV_PKT_DATA_STRINGS_METADATA side data type, used to transmit key/value
+ strings between AVPacket and AVFrame, and add metadata field to
+ AVCodecContext (which shall not be accessed by users; see AVFrame metadata
+ instead).
+
+2012-09-27 - a70b493 - lavd 54.3.100 - version.h
+ Add LIBAVDEVICE_IDENT symbol.
+
+2012-09-27 - a70b493 - lavfi 3.18.100 - version.h
+ Add LIBAVFILTER_IDENT symbol.
+
+2012-09-27 - a70b493 - libswr 0.16.100 - version.h
+ Add LIBSWRESAMPLE_VERSION, LIBSWRESAMPLE_BUILD
+ and LIBSWRESAMPLE_IDENT symbols.
+
+2012-09-06 - 29e972f - lavu 51.72.100 - parseutils.h
+ Add av_small_strptime() time parsing function.
+
+ Can be used as a stripped-down replacement for strptime(), on
+ systems which do not support it.
+
+2012-08-25 - 2626cc4 - lavf 54.28.100
+ Matroska demuxer now identifies SRT subtitles as AV_CODEC_ID_SUBRIP instead
+ of AV_CODEC_ID_TEXT.
+
+2012-08-13 - 5c0d8bc - lavfi 3.8.100 - avfilter.h
+ Add avfilter_get_class() function, and priv_class field to AVFilter
+ struct.
+
+2012-08-12 - a25346e - lavu 51.69.100 - opt.h
+ Add AV_OPT_FLAG_FILTERING_PARAM symbol in opt.h.
+
+2012-07-31 - 23fc4dd - lavc 54.46.100
+ Add channels field to AVFrame.
+
+2012-07-30 - f893904 - lavu 51.66.100
+ Add av_get_channel_description()
+ and av_get_standard_channel_layout() functions.
+
+2012-07-21 - 016a472 - lavc 54.43.100
+ Add decode_error_flags field to AVFrame.
+
+2012-07-20 - b062936 - lavf 54.18.100
+ Add avformat_match_stream_specifier() function.
+
+2012-07-14 - f49ec1b - lavc 54.38.100 - avcodec.h
+ Add metadata to AVFrame, and the accessor functions
+ av_frame_get_metadata() and av_frame_set_metadata().
+
+2012-07-10 - 0e003d8 - lavc 54.33.100
+ Add av_fast_padded_mallocz().
+
+2012-07-10 - 21d5609 - lavfi 3.2.0 - avfilter.h
+ Add init_opaque() callback to AVFilter struct.
+
+2012-06-26 - e6674e4 - lavu 51.63.100 - imgutils.h
+ Add functions to libavutil/imgutils.h:
+ av_image_get_buffer_size()
+ av_image_fill_arrays()
+ av_image_copy_to_buffer()
+
+2012-06-24 - c41899a - lavu 51.62.100 - version.h
+ version moved from avutil.h to version.h
+
+2012-04-11 - 359abb1 - lavu 51.58.100 - error.h
+ Add av_make_error_string() and av_err2str() utilities to
+ libavutil/error.h.
+
+2012-06-05 - 62b39d4 - lavc 54.24.100
+ Add pkt_duration field to AVFrame.
+
+2012-05-24 - f2ee065 - lavu 51.54.100
+ Move AVPALETTE_SIZE and AVPALETTE_COUNT macros from
+ libavcodec/avcodec.h to libavutil/pixfmt.h.
+
+2012-05-14 - 94a9ac1 - lavf 54.5.100
+ Add av_guess_sample_aspect_ratio() function.
+
+2012-04-20 - 65fa7bc - lavfi 2.70.100
+ Add avfilter_unref_bufferp() to avfilter.h.
+
+2012-04-13 - 162e400 - lavfi 2.68.100
+ Install libavfilter/asrc_abuffer.h public header.
+
+2012-03-26 - a67d9cf - lavfi 2.66.100
+ Add avfilter_fill_frame_from_{audio_,}buffer_ref() functions.
+
+ 2013-xx-xx - lavu 52.9.0 - pixdesc.h
+ Add av_pix_fmt_count_planes() function for counting planes in a pixel format.
+
2013-xx-xx - lavfi 3.6.0
Add AVFilterGraph.nb_filters, deprecate AVFilterGraph.filter_count.
flags &= ~AV_PKT_FLAG_KEY;
pts = (pkt->pts != AV_NOPTS_VALUE) ? pkt->pts : pkt->dts;
-
- if (pts < 0) {
- av_log(s, AV_LOG_ERROR,
- "Negative dts not supported stream %d, dts %"PRId64"\n",
- pkt->stream_index, pts);
- return AVERROR(ENOSYS);
- }
-
assert(pts != AV_NOPTS_VALUE);
- duration = pts * 10000;
- asf->duration = FFMAX(asf->duration, duration + pkt->duration * 10000);
+ pts *= 10000;
+ asf->duration = FFMAX(asf->duration, pts + pkt->duration * 10000);
- packet_st = asf->nb_packets;
+ packet_number = asf->nb_packets;
put_frame(s, stream, s->streams[pkt->stream_index],
pkt->dts, pkt->data, pkt->size, flags);
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