浅析使用mplayer -vo选项将movie生成jpeg,png和yuv4mpeg等文件

浅析使用mplayer -vo选项将movie生成jpeg,png和yuv4mpeg等文件

luther@gliethttp:/vobs/works$ mplayer -vo jpeg 犬夜叉80.flv
这样/vobs/works/目录下就生成了犬夜叉80.flv每帧视频的jpeg图片
luther@gliethttp:/vobs/works$ mplayer -vo mpegpes 犬夜叉80.flv
这样就生成了stream.yuv文件

luther@gliethttp:~$ mplayer -vo help
MPlayer 1.0rc2-4.3.2 (C) 2000-2007 MPlayer Team
CPU: Intel(R) Pentium(R) Dual  CPU  E2180  @ 2.00GHz (Family: 6, Model: 15, Stepping: 13)
CPUflags:  MMX: 1 MMX2: 1 3DNow: 0 3DNow2: 0 SSE: 1 SSE2: 1
Compiled for x86 CPU with extensions: MMX MMX2 SSE SSE2
Available video output drivers:
    x11    X11 ( XImage/Shm )
    xover    General X11 driver for overlay capable video output drivers
    gl    X11 (OpenGL)
    gl2    X11 (OpenGL) - multiple textures version
    fbdev    Framebuffer Device
    fbdev2    Framebuffer Device
    v4l2    V4L2 MPEG Video Decoder Output
    xvidix    X11 (VIDIX)
    cvidix    console VIDIX
    null    Null video output
    mpegpes    Mpeg-PES to DVB card
    yuv4mpeg    yuv4mpeg output for mjpegtools
    png    PNG file
    jpeg    JPEG file
    tga    Targa output
    pnm    PPM/PGM/PGMYUV file
    md5sum    md5sum of each frame