Carl Eugen Hoyos <[EMAIL PROTECTED]> added the comment: The problem can only be reproduced with ffplay and mplayer, ffmpeg transcodes the file without problems.
The resulting file can be played back without problems: ffmpeg -i slow_wmv_audio.wmv -vcodec copy -acodec copy test2.asf FFmpeg version SVN-r15028, Copyright (c) 2000-2008 Fabrice Bellard, et al. configuration: libavutil 49.10. 0 / 49.10. 0 libavcodec 51.70. 0 / 51.70. 0 libavformat 52.21. 0 / 52.21. 0 libavdevice 52. 1. 0 / 52. 1. 0 built on Aug 29 2008 19:37:59, gcc: 4.2.1 (SUSE Linux) Seems stream 1 codec frame rate differs from container frame rate: 1000.00 (1000/1) -> 24.00 (24/1) Input #0, asf, from 'slow_wmv_audio.wmv': Duration: 00:01:04.76, start: 4.000000, bitrate: 8835 kb/s Stream #0.0: Audio: wmav2, 48000 Hz, stereo, s16, 192 kb/s Stream #0.1: Video: wmv3, yuv420p, 1280x720, 8192 kb/s, 24.00 tb(r) Output #0, asf, to 'test2.asf': Stream #0.0: Video: WMV3 / 0x33564D57, yuv420p, 1280x720, q=2-31, 8192 kb/s, 1000.00 tb(c) Stream #0.1: Audio: wmav2, 48000 Hz, stereo, s16, 192 kb/s Stream mapping: Stream #0.1 -> #0.0 Stream #0.0 -> #0.1 Press [q] to stop encoding frame= 1503 fps=288 q=-1.0 Lsize= 70626kB time=65.92 bitrate=8777.2kbits/s video:67860kB audio:1556kB global headers:0kB muxing overhead 1.743822% ---------- substatus: open -> reproduced topic: +ffplay ______________________________________________________ FFmpeg issue tracker <[EMAIL PROTECTED]> <https://roundup.mplayerhq.hu/roundup/ffmpeg/issue381> ______________________________________________________