[squeak-dev] Test mp4-movies from ESUG, feedback wanted...

K. K. Subramaniam subbukk at gmail.com
Fri Sep 25 02:15:45 UTC 2009


On Friday 25 Sep 2009 1:11:33 am Göran Krampe wrote:
> Two testmovies from ESUG:
>
>         http://mimer.msc.se/esug
>
> In short these movies are x264 encoded, mp4 container using 720x576
> (original resolution) with some deinterlace/denoise tricks, variable
> framerate (same as source), bitrate 1500kbps, two pass encoding, AAC
> sound mixed down to mono and resampled to 22.05khz, bitrate 32kbps.
On Linux, vlc and ffplay play these clips fine. But mplayer/linux, gives the 
following messages. The video has incorrect aspect and missing initial key 
frames. Audio is 44khz .. FYI .. Subbu

---
Playing esug51.mp4
ISO: File Type Major Brand: ISO/IEC 14496-1 (MPEG-4 system) v2
Quicktime/MOV file format detected.
.....
Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
Selected video codec: [ffh264] vfm: ffmpeg (FFmpeg H.264)
...
Forced audio codec: mad
Opening audio decoder: [faad] AAC (MPEG2/4 Advanced Audio Coding)
AUDIO: 44100 Hz, 2 ch, s16le, 32.0 kbit/2.26% (ratio: 3995->176400)
Selected audio codec: [faad] afm: faad (FAAD AAC (MPEG-2/MPEG-4 Audio) 
decoder)
==========================================================================
AO: [alsa] 48000Hz 2ch s16le (2 bytes per sample)
Starting playback...
[h264 @ 0x88a9a50]warning: first frame is no keyframe
VDec: vo config request - 720 x 576 (preferred colorspace: Planar YV12)
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is 1.78:1 - prescaling to correct movie aspect.





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