[MPlayer-users] Converted Files Too Big (much bigger than source files)

Francisco Antonio Vieira Souza francisco.vieira.souza at gmail.com
Mon Jun 30 22:53:09 CEST 2008


Hey all,

Could anybody tell me what is wrong with my command regarding the size of
the generated file?
I need to convert some videos (.wmv, .asm, .avi and .mov) to FLV videos, at
the moment they are uploaded, I am using the following command, but the
generated files are beeing created too much bigger than the original file.

Comamand:
/usr/local/bin/mencoder SOURCE_FILE.wmv -o OUTPUT_FILE.flv -of lavf -oac
mp3lame -lameopts abr:br=56 -vf scale=320:240,harddup -ovc lavc -lavcopts
vcodec=flv:vqscale=14:keyint=8 -srate 22050 -ofps 30

File size (source).....: 2.838 Kb
File size (destination): 5.960 Kb

MEncoder 1.0rc2-4.2.1 (C) 2000-2007 MPlayer Team
CPU: Intel(R) Pentium(R) 4 CPU 2.80GHz (Family: 15, Model: 4, Stepping: 9)
CPUflags: Type: 15 MMX: 1 MMX2: 1 3DNow: 0 3DNow2: 0 SSE: 1 SSE2: 1
Compiled with runtime CPU detection.
success: format: 0 data: 0x0 - 0x2c58f5
ASF file format detected.
[asfheader] Audio stream found, -aid 1
[asfheader] Video stream found, -vid 2
VIDEO: [WMV3] 320x240 24bpp 1000.000 fps 73.6 kbps ( 9.0 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, 1 ch, s16le, 16.0 kbit/6.25% (ratio: 2000->32000)
Selected audio codec: [ffwmav2] afm: ffmpeg (DivX audio v2 (FFmpeg))
==========================================================================
** MUXER_LAVF
*****************************************************************
REMEMBER: MEncoder's libavformat muxing is presently broken and can generate
INCORRECT files in the presence of B frames. Moreover, due to bugs MPlayer
will play these INCORRECT files as if nothing were wrong!
*******************************************************************************
OK, exit
Opening video filter: [expand osd=1]
Expand: -1 x -1, -1 ; -1, osd: 1, aspect: 0.000000, round: 1
Opening video filter: [harddup]
Opening video filter: [scale w=320 h=240]
==========================================================================
Opening video decoder: [dmo] DMO video codecs
Creating new registry
Failed to open registry file '/root/.mplayer/registry' for writing.
DMO dll supports VO Optimizations 0 1
DMO dll might use previous sample when requested
Failed to open registry file '/root/.mplayer/registry' for writing.
Failed to open registry file '/root/.mplayer/registry' for writing.
Failed to open registry file '/root/.mplayer/registry' for writing.
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 @ 0x8793fd0]SwScaler: using unscaled yuv420p -> yuv420p special
converter
videocodec: libavcodec (320x240 fourcc=31564c46 [FLV1])
[VE_LAVC] Using constant qscale = 14.000000 (VBR).
Selected video codec: [wmv9dmo] vfm: dmo (Windows Media Video 9 DMO)
==========================================================================
MP3 audio selected.
VIDEO CODEC ID: 22
AUDIO CODEC ID: 15001, TAG: 0
Writing header...
Pos: 0.0s 1f ( 1%) 0.00fps Trem: 0min 0mb A-V:0.000 [0:0]
...



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