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Re: video optagelse med bttv kort

 

Hold da fast hvor tager det lang tid og meget plads at kompilere mp4 
pakken, men nu er det gjort.
Jeg har kørt med mp4live. Ganske nydelig grafisk applikation. Det var 
nemt at indstille kilden/kanalerne på /dev/video devicet. Herligt.
Jeg har lavet en lille 20 sekunders test capture.mp4 fil:
----------------
mp4info capture.mp4
mp4info version 0.9.7
capture.mp4:
Track   Type    Info
1       video   MPEG-4 Simple @ L3, 19.080 secs, 492 kbps, 352x288 @ 
24.42 fps
2       audio   MPEG-4, 0.000 secs, 0 kbps, 1000 Hz
3       hint    Payload MP4V-ES for track 1
4       od      Object Descriptors
5       scene   BIFS

ls -l capture.mp4
-rw-------    1 abach    abach     1268701 jan  9 23:09 capture.mp4
----------------

Jeg har forsøgt at afspille filen med mp4player, men her kommer der 
blot sort skærm - og en del errors i konsollen:
----------------
 mp4player capture.mp4
23:17:42.615-plugin-6: Adding video plugin h261 
/usr/local/lib/mp4player_plugin/h261_plugin.so
23:17:42.624-plugin-6: Adding audio plugin celp 
/usr/local/lib/mp4player_plugin/celp_plugin.so
23:17:42.628-plugin-6: Adding video plugin mpeg3 
/usr/local/lib/mp4player_plugin/mpeg3_video_plugin.so
23:17:42.633-plugin-6: Adding audio plugin aac 
/usr/local/lib/mp4player_plugin/aac_plugin.so
23:17:42.690-plugin-6: Adding video plugin MPEG4 ISO 
/usr/local/lib/mp4player_plugin/mpeg4_iso_plugin.so
23:17:42.696-plugin-6: Adding audio plugin mp3 
/usr/local/lib/mp4player_plugin/mp3_plugin.so
23:17:42.696-plugin-6: Adding video plugin rawv 
/usr/local/lib/mp4player_plugin/raw_video_plugin.so
23:17:42.697-plugin-6: Adding audio plugin rawa 
/usr/local/lib/mp4player_plugin/raw_audio_plugin.so
23:17:42.698-plugin-6: Adding audio plugin wav 
/usr/local/lib/mp4player_plugin/wav_plugin.so
23:17:42.700-plugin-6: Adding RTP plugin mpeg4-generic 
/usr/local/lib/mp4player_plugin/isma_rtp_plugin.so
23:17:42.701-plugin-6: Adding RTP plugin h261 
/usr/local/lib/mp4player_plugin/h261_rtp_plugin.so
23:17:42.710-plugin-6: Adding video plugin xvid 
/usr/local/lib/mp4player_plugin/xvid_plugin.so
MP4ERROR: FindTrackId: Track index doesn't exist - track 1 type vide
MP4ERROR: FindTrackId: Track index doesn't exist - track 1 type soun
23:17:42.728-mp4file-7: MP4 - got track 1 profile ID 1
23:17:42.729-plugin-7: Found matching video plugin xvid
23:17:42.729-plugin-7: Found matching audio plugin aac
23:17:42.730-plugin-7: Found matching video plugin xvid
Disabling SSE2
23:17:42.771-xvid-7: found vol 352 288
23:17:42.773-mp4file-7: MP4 video max time is 19080 19.08
23:17:42.776-mp4file-7: MP4 audio max time is 0 0
MP4ERROR: GetSampleStscIndex: No data chunks exist
23:17:42.777-mp4file-1: Couldn't read frame from mp4 file - frame 1
23:17:42.777-plugin-7: Found matching audio plugin aac
23:17:42.777-aac-6: AAC object type is 2
23:17:42.781-aac-6: Setting freq to 1073992767
MP4ERROR: MP4Track::GetSampleIdFromTime: time out of range
MP4ERROR: MP4Track::GetSampleTimes: sample id out of range
23:17:42.827-media-6: audio hit eof
23:17:42.828-audiosync-7: Setting audio EOF
23:17:42.930-videosync-7: Created mscreen 0x80d4450 hxw 288 352
---------------

Hvad er der galt?

Mvh
-- 
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/¨¨\| )(_|| (-'.-|`-,  |¨).-|(_ | )  /¨¨\.-|(-'| )
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
grep -r 'Andreas Bach Aaen' /usr/src/linux



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