Baptiste Coudurier <[email protected]> added the comment:
On 4/26/09 8:43 PM, Alexander Strange wrote: > > New submission from Alexander Strange<[email protected]>: > > Sample: http://astrange.ithinksw.net/ffmpeg/streamcopy/Seira_- > _Never.flv > >> ffmpeg -i Seira_-_Never.flv -acodec copy seira.mp3 > FFmpeg version SVN-r18646, Copyright (c) 2000-2009 Fabrice Bellard, et > al. > configuration: --enable-gpl --cc=gcc-4.2 --cpu=core2 > libavutil 50. 3. 0 / 50. 3. 0 > libavcodec 52.27. 0 / 52.27. 0 > libavformat 52.32. 0 / 52.32. 0 > libavdevice 52. 2. 0 / 52. 2. 0 > libswscale 0. 7. 1 / 0. 7. 1 > built on Apr 26 2009 23:14:42, gcc: 4.2.1 (Apple Inc. build 5566) > [flv @ 0x1002600]skipping flv packet: type 18, size 2786, flags 0 > > Seems stream 0 codec frame rate differs from container frame rate: > 1000.00 (1000/1) -> 30.33 (91/3) > Input #0, flv, from 'Seira_-_Never.flv': > Duration: 00:05:06.70, start: 0.000000, bitrate: 192 kb/s > Stream #0.0: Video: vp6f, yuv420p, 480x360, 30.33 tbr, 1k tbn, 1k > tbc > Stream #0.1: Audio: mp3, 44100 Hz, stereo, s16, 192 kb/s > Output #0, mp3, to 'seira.mp3': > Stream #0.0: Audio: 0x0000, 44100 Hz, stereo, s16, 192 kb/s > Stream mapping: > Stream #0.1 -> #0.0 > Press [q] to stop encoding > [NULL @ 0x100c600]error, non monotone timestamps 2970>= 2970 > av_interleaved_write_frame(): Error while opening file Well, timestamps are indeed broken: [NULL @ 0x10100b000]Probed with size=2048 and score=100 [flv @ 0x10100b000]av_read_packet stream=0, pts=0, dts=0, size=232, duration=0, flags=1 [flv @ 0x10100b000]av_read_frame_internal stream=0, pts=0, dts=0, size=232, duration=0, flags=1 [flv @ 0x10100b000]av_read_packet stream=1, pts=33, dts=33, size=417, duration=0, flags=1 [flv @ 0x10100b000]av_read_frame_internal stream=1, pts=33, dts=33, size=417, duration=0, flags=1 [flv @ 0x10100b000]av_read_packet stream=1, pts=33, dts=33, size=626, duration=0, flags=1 [flv @ 0x10100b000]av_read_frame_internal stream=1, pts=33, dts=33, size=626, duration=26, flags=1 [flv @ 0x10100b000]av_read_packet stream=1, pts=33, dts=33, size=627, duration=0, flags=1 [flv @ 0x10100b000]av_read_frame_internal stream=1, pts=59, dts=59, size=627, duration=26, flags=1 [flv @ 0x10100b000]av_read_packet stream=0, pts=33, dts=33, size=38, duration=0, flags=0 [flv @ 0x10100b000]av_read_frame_internal stream=0, pts=33, dts=33, size=38, duration=0, flags=0 [flv @ 0x10100b000]av_read_packet stream=1, pts=66, dts=66, size=627, duration=0, flags=1 [flv @ 0x10100b000]av_read_frame_internal stream=1, pts=66, dts=66, size=627, duration=26, flags=1 [flv @ 0x10100b000]av_read_packet stream=0, pts=66, dts=66, size=103, duration=0, flags=0 [flv @ 0x10100b000]av_read_frame_internal stream=0, pts=66, dts=66, size=103, duration=0, flags=0 3 first audio packets have pts 33. I believe mp3 muxer could have AVFMT_NO_TIMESTAMPS set. _____________________________________________________ FFmpeg issue tracker <[email protected]> <https://roundup.ffmpeg.org/roundup/ffmpeg/issue1026> _____________________________________________________
