rmvb 体积的困扰呀!

MacrossA

我再看同一部动画中的2集时(是2个字幕组的版本),

同为rmvb
体积对比:    55M        vs   82M
Avg Bit Rate:  316.5 Kbps    vs   495.3 Kbps
体积大了不少,但画面反而模糃不少?
这是为什么呢?虊心请教呀[s:22]




分别附七剪辑信息,供高手参考:

清楊的一集
RealVideo VBR Stream - Single Rate
File Name: è??eê???3±I 18.rmvb
Last Modified: Thu, 17 Mar 2005 10:28:32 GMT
File Size: 54,870,093 Bytes
Title: ′′òaDVD?¨í¨ì¨[è??eê?·?±?]
Author: XIAOHU/ CJGNEWGAME/GAMEZ88
Copyright:
Duration: 22:49.48
Buffer Time: 4.5 seconds
Max Bit Rate: 700.0 Kbps
Avg Bit Rate: 316.5 Kbps
Allow Download: on
Allow Recording: on
Perfect Play: disabled
Stream: 0 Audio Stream
MIME type: audio/x-pn-realaudio
Max Stream Bit Rate: 64.1 Kbps
Audio Codec: 64 Kbps Stereo Music - RealAudio (RealAudio 8) 44100 Khz
Stream: 1 Video Stream
MIME type: video/x-pn-realvideo
Max Stream Bit Rate: 635.9 Kbps
Avg Stream Bit Rate: 252.5 Kbps
Dimensions: 640x480
Encoded Frame Rate: 30.0 fps
Video Codec: 252.5 Kbps (RealVideo 9)
Stream Pairings
0.0 and above
Stream0Bandwidth = 64.1 Kbps
Stream1Bandwidth = 285.9 Kbps




模糃的另一集

Stream: RealVideo VBR Stream - Single Rate
File Name: è??eê???3±I 21.rmvb
Last Modified: Sun, 20 Mar 2005 09:09:48 GMT
File Size: 86,134,424 Bytes
Title: FULL METAL -021 P4 2.4 C
Author: [-X2-] CBUILDER
Copyright: (C) 2002
Duration: 22:49.48
Buffer Time: 3.7 seconds
Max Bit Rate: 1200.0 Kbps
Avg Bit Rate: 495.3 Kbps
Allow Download: on
Allow Recording: on
Perfect Play: disabled
Stream: 0 Audio Stream
MIME type: audio/x-pn-realaudio
Max Stream Bit Rate: 96.5 Kbps
Audio Codec: 96 Kbps Stereo Music - RealAudio (RealAudio 8) 44100 Khz
Stream: 1 Video Stream
MIME type: video/x-pn-realvideo
Max Stream Bit Rate: 1103.5 Kbps
Avg Stream Bit Rate: 398.8 Kbps
Dimensions: 640x480
Encoded Frame Rate: 30.0 fps
Video Codec: 398.8 Kbps (RealVideo 9)
Stream Pairings
0.0 and above
Stream0Bandwidth = 96.5 Kbps
Stream1Bandwidth = 407.5 Kbps
[url=\"http://www.metalgearcn.com/bbs/\"][/url]

SS109

8懂，帮顶，召唤强人……^^

八位机

我们一起魔法咏唱 召唤更强人

锕靠

简单~肯定是片源的问题
试想如果片子本来就不清晰的话你压再高的码率都还是不清晰！

wocaocaocao

不懂帮顶
召唤版内高人