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不知道以前有没有求过...
感觉贵字幕组压制质量甚高..特此前来求技术。（求视频参数和转换软件）
随带求诺基亚5238 MP4格式视频转换软件及参数。
下面附上目标视频参数
Format : MPEG-4
Format profile : Base Media
Codec ID : isom
File size : 16.3 MiB
Duration : 1mn 38s
Overall bit rate : 1 390 Kbps
Encoded date : UTC 1970-01-01 00:00:00
Tagged date : UTC 1970-01-01 00:00:00
Video #1
ID : 1
Format : MPEG-4 Visual
Format profile : Simple@L3
Format settings, BVOP : No
Format settings, QPel : No
Format settings, GMC : No warppoints
Format settings, Matrix : Default (H.263)
Codec ID : 20
Duration : 1mn 38s
Bit rate mode : Variable
Bit rate : 1 321 Kbps
Width : 640 pixels
Height : 360 pixels
Display aspect ratio : 16:9
Frame rate mode : Constant
Frame rate : 30.000 fps
Resolution : 24 bits
Colorimetry : 4:2:0
Scan type : Progressive
Bits/(Pixel*Frame) : 0.191
Stream size : 15.5 MiB (95%)
Language : English
Encoded date : UTC 1970-01-01 00:00:00
Tagged date : UTC 1970-01-01 00:00:00
Audio #2
ID : 2
Format : AAC
Format/Info : Advanced Audio Codec
Format version : Version 4
Format profile : LC
Format settings, SBR : No
Codec ID : 40
Duration : 1mn 38s
Bit rate mode : Variable
Bit rate : 64.0 Kbps
Channel(s) : 2 channels
Channel positions : L R
Sampling rate : 44.1 KHz
Resolution : 16 bits
Stream size : 769 KiB (5%)
Language : English
Encoded date : UTC 1970-01-01 00:00:00
Tagged date : UTC 1970-01-01 00:00:00
我对视频转换只懂一点毛皮，还请大人指导。
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