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RE: h264, aac, mp4 stream on Darwin using MP4

jaster 2008. 3. 12. 17:53
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mencoder ../LibraryPromo/DMU2FULL.mov -of rawaudio -ovc copy -oac faac \
-faacopts br=192:mpeg=4:object=2 -channels 2 -srate 22050 -o DMU2FULL.aac
mencoder ../LibraryPromo/DMU2FULL.mov -vf scale=512:288 \
-lavfopts i_certify_that_my_video_stream_does_not_use_b_frames \
-oac faac -faacopts mpeg=4:br=192:object=2 -channels 2 -srate 22050 \
-ovc x264 -x264encopts threads=auto:global_header:bitrate=415 -of lavf -o DMU2FULL.mp4
MP4Box -raw 2 DMU2FULL.mp4 (Segmentation faults!)
MP4Box -raw 1 DMU2FULL.mp4  
 
Using a DMU2FULL.aac from earlier because the extract (-raw 2) segmented:
 
MP4Box -new -add DMU2FULL.aac DMULIB.mp4
MP4Box -add DMU2FULL_track1.h264 DMULIB.mp4
MP4Box -hint DMULIB.mp4
 
Streams fine in DSS now.
 
MP4 looks like this:
 
$ mp4info DMULIB.mp4
mp4info version 1.6.1
DMULIB.mp4:
Track Type Info
101 audio MPEG-4 AAC LC, 554.167 secs, 125 kbps, 22050 Hz
102 video H264 Main@5.1, 553.880 secs, 417 kbps, 512x288 @ 25.000000 fps
65636 hint Payload (null) for track 101
65637 hint Payload (null) for track 102
 
I'm not sure why it's working though.
 
Owen.
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