[FFmpeg-devel] New asf demuxer

[compn]

On Sun, 28 Jun 2015 14:10:48 +0000
Paul B Mahol <onemda at gmail.com> wrote:

> Here I ask for samples which show that one is better than another,
> whichever that one is.

http://samples.ffmpeg.org/V-codecs/G2M4/XmissPlan052913.wmv
ffmpeg -f asf_o -i XmissPlan052913.wmv out.avi
[asf_o @ 031c0160] Suspicious data found! ASF stream #2 will be ignored.
video:0kB audio:3kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: 308.914154%

3kb? -f asf works.

http://samples.ffmpeg.org/mplayer-bugs/bug821/bug821-2.asf
ffmpeg -f asf_o -i bug821-2.asf outtt.avi
[asf_o @ 031c0140] Could not find codec parameters for stream 0 (Video:
mpeg4 (MP4S / 0x5334504D), n one, 640x480): unspecified pixel format
Consider increasing the value for the 'analyzeduration' and 'probesize'
options bug821-2.asf: could not find codec parameters

works in -f asf. 

http://samples.ffmpeg.org/dvr_ms/fps_sample1.dvr-ms
http://samples.ffmpeg.org/dvr_ms/SS2.dvr-ms
some kind of error in -f asf_o  , works in -f asf

more later.

-compn