[MPlayer-users] Mplayer and TV capture
Bobby
bobby0802 at austin.rr.com
Thu Mar 13 13:33:41 CET 2003
I know it is not 'supported' or says so in the FAQ, but I have TV capture issues that I hope someone might be able to help me solve....I successfully capture, but it is too damned fast and I have to PLAY the captured file at --speed .65, here is what I am using to capture with a Wintv Card and SB live:
Code:
mencoder -tv on:driver=v4l:norm=ntsc:device =/dev/video0:adevice=/dev/dsp2:width=320:height=240:chanlist=us-cable:channel=2: audiorate=48000 -ovc lavc -lavcopts vcodec=mpeg4:vbitrate=1000:vme=5 -oac copy -ofps 25
Using GNU internationalization
Original domain: messages
Original dirname: /usr/share/locale
Current domain: mplayer
Current dirname: /usr/share/locale
MEncoder 0.90rc4-3.2.2 (C) 2000-2003 Arpad Gereoffy (see DOCS)
CPU: Advanced Micro Devices Athlon 4 PM Palomino/Athlon MP Multiprocessor/Athlon XP eXtreme Performance (Family: 6, Stepping: 2)
Detected cache-line size is 64 bytes
CPUflags: Type: 6 MMX: 1 MMX2: 1 3DNow: 1 3DNow2: 1 SSE: 1 SSE2: 0
Reading /home/bob/.mplayer/codecs.conf: can't open '/home/bob/.mplayer/codecs.co nf': No such file or directory
Reading /usr/share/mplayer/codecs.conf: 50 audio & 135 video codecs
File not found: 'frameno.avi'
Reading config file /home/bob/.mplayer/mencoder: No such file or directory
success: format: 0 data: 0x0 - 0x0
TV detected! ;-)
Selected driver: v4l
name: Video 4 Linux input
author: Alex Beregszaszi <alex at naxine.org>
comment: under development
Selected device: BT878(Hauppauge (bt878))
Capabilites: capture tuner overlay clipping frameram scales
Device type: 235
Supported sizes: 48x32 => 768x480
Inputs: 4
0: Television: tuner audio tv camera (tuner:1, norm:ntsc)
1: Composite1: audio camera (tuner:0, norm:ntsc)
2: S-Video: audio camera (tuner:0, norm:ntsc)
3: Composite3: audio camera (tuner:0, norm:ntsc)
Card reports an unknown audio mode !
Trying two channel audio. Use forcechan to override.
Unable to set trigger: 1
audio block size too low, setting to 16384!
Using input 'Television'
Selected channel: 2 (freq: 55.250)
[V] filefmt:9 fourcc:0x32315659 size:320x240 fps:29.00 ftime:=0.0345
Opening video filter: [expand=-1:-1:-1:-1:1]
Expand: -1 x -1, -1 ; -1 (-1=autodetect) osd: 1
==========================================================================
Opening video decoder: [raw] RAW Uncompressed Video
VDec: vo config request - 320 x 240 (preferred csp: Planar YV12)
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is undefined - no prescaling applied.
videocodec: libavcodec (320x240 fourcc=58564944 [DIVX])
Selected video codec: [rawyv12] vfm:raw (RAW YV12)
==========================================================================
audiocodec: framecopy (format=1 chans=2 rate=48000 bits=16 bps=192000 sample=4)
Writing AVI header...
Forcing audio preload to 0, max pts correction to 0
Pos: 5.5s 249f ( 0%) 29fps Trem: 0min 0mb A-V:0.000 [1093:1536]
error reading audio: Interrupted system call
Pos: 5.5s 250f ( 0%) 27fps Trem: 0min 0mb A-V:0.000 [1093:1536]
Writing AVI index...
Fixing AVI header...
Video stream: 1093.319 kbit/s (136664 bps) size: 754390 bytes 5.520 secs 250 frames
Audio stream: 1536.000 kbit/s (192000 bps) size: 1152000 bytes 6.000 secs
Note thta for some reason it ignores my codec choice too, and captures Un compresed, however this is all a learning experience and I am further now than ever before.
Now to play this file I still have to set the "-speed .65" option ( shomewhere around >65 to .75 makes it right).
Any ideas? did I miss somthing in the tome-ish documentation on speed and codec calling?? can someone pint me to the right docs to RTFM?
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