这是mencoder.bat中的格式参数
mencoder.exe -vf scale=176:-3 -ofps 12.5 -ffourcc FLV1 -of lavf -lavfopts i_certify_that_my_video_stream_does_not_use_b_frames -ovc lavc -lavcopts vcodec=flv:vbitrate=200 -srate 22050 -oac lavc -lavcopts acodec=mp3:abitrate=56 %1 -o %2
mencoder.exe -vf scale=176:-3 -ofps 12.5 -ffourcc FLV1 -of lavf -lavfopts i_certify_that_my_video_stream_does_not_use_b_frames -ovc lavc -lavcopts vcodec=flv:vbitrate=200 -srate 22050 -oac lavc -lavcopts acodec=mp3:abitrate=56 %1 -o %2
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MEncoder dev-SVN-rUNKNOWN-3.4.5 (C) 2000-2006 MPlayer Team
CPU: Intel(R) Celeron(TM) CPU 1200MHz (Family: 6, Model: 11, Stepping: 1)
CPUflags: Type: 6 MMX: 1 MMX2: 1 3DNow: 0 3DNow2: 0 SSE: 0 SSE2: 0
Compiled with runtime CPU detection.
success: format: 0 data: 0x0 - 0x364ed6
ASF file format detected.
VIDEO: [WMV3] 320x240 24bpp 1000.000 fps 0.0 kbps ( 0.0 kbyte/s)
[V] filefmt:6 fourcc:0x33564D57 size:320x240 fps:1000.00 ftime:=0.0010
==========================================================================
Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders
AUDIO: 16000 Hz, 2 ch, s16le, 20.0 kbit/3.91% (ratio: 2500->64000)
Selected audio codec: [ffwmav2] afm: ffmpeg (DivX audio v2 (FFmpeg))
==========================================================================
OK, exit
Opening video filter: [expand osd=1]
Expand: -1 x -1, -1 ; -1, osd: 1, aspect: 0.000000, round: 1
Opening video filter: [scale w=176 h=-3]
==========================================================================
Opening video decoder: [dmo] DMO video codecs
IMediaObject ERROR: 00A6A4A0 could not open DMO DLL (0x0 : 0)
Failed to create DMO filter
You need to upgrade/install the binary codecs package.
Go to http://www.mplayerhq.hu/dload.html
VDecoder init failed :(
Opening video decoder: [dmo] DMO video codecs
DMO dll supports VO Optimizations 0 1
DMO dll might use previous sample when requested
GetOutput r=0x0 size:230400 align:1
StreamCount r=0x0 1 1
Decoder supports the following formats: YV12 YUY2 UYVY YVYU RGB8 RGB555 RGB565 RGB24 RGB32
Decoder is capable of YUV output (flags 0x1b)
VDec: vo config request - 320 x 240 (preferred colorspace: Packed YUY2)
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is undefined - no prescaling applied.SwScaler: BICUBIC scaler, from Planar YV12 to Planar YV12 using MMX2
videocodec: libavcodec (176x132 fourcc=766c66 [flv])
Selected video codec: [wmvdmo] vfm: dmo (Windows Media Video DMO)
==========================================================================
Forcing output FourCC to 31564c46 [FLV1].
VIDEO CODEC ID: 22
AUDIO CODEC ID: 15001, TAG: 0
Writing header...
Pos: 0.1s 1f ( 0%) 0.00fps Trem: 0min 0mb A-V:0.000 [0:0]
Pos: 0.2s 2f ( 0%) 0.00fps Trem: 0min 0mb A-V:0.008 [0:0]
Pos: 0.2s 3f ( 0%) 0.00fps Trem: 0min 0mb A-V:0.013 [0:0]
Pos: 0.3s 4f ( 0%) 0.00fps Trem: 0min 0mb A-V:0.021 [0:0]
Pos: 0.4s 5f ( 0%) 0.00fps Trem: 1min 0mb A-V:0.025 [0:0]
Pos: 0.5s 6f ( 0%) 0.00fps Trem: 0min 0mb A-V:0.033 [0:0]