[單曲 MV] Codec Comparison for HDMV ， 描述： HDMV Test 720p x264/DivX/XviD/RMVB

Coolpplse

These are comparisons based on the easiest methods toward encoding HD 720p, without the use of 2 Pass if its something that cannot be done automatically, and the results are overall whats achieved with each codec.

Source is the original 江若琳 - 你不在了 1920x1080 "interlaced" H.264-AAC in MP4 Container untouched

Tdeint + EDI Interpolated Deinterlace and Bicubic Resize down to 1280x720p

DivX - 4000kbps ABR 1 Pass
XviD - 4000kbps ABR 1 Pass
RMVB - 4000kbps VBR 2 Pass
x264 - 4000kbps ABR 2 Pass

192kbps 44.1khz LAME MP3 used for DivX/XviD
192kbps Stereo RealAudio for RMVB
Untouched AAC Audio from Source at 192kbps (Thanks to MKV Container)

XviD v1.2 - VAQ Version (Multithread Enabled on Q6600)

HDTV Profile
Motion Search Precision - 6 Ultra High
VHQ Mode - 4 Wide Search
Use VHQ for Bframes
Use Chroma Motion

RMVB with Easy RealMedia Tools

Audio - Music
Video Mode - Sharpest Image
Video Codec - RealVideo 10
192kbps Stereo RealAudio 10

x264

DXVA-HD-HQ Profile for HW Acceleration on Capable Hardware

program --pass 2 --bitrate 4000 --stats ".stats" --level 4.1 --ref 4 --mixed-refs --bframes 3 --b-pyramid --b-rdo --bime --weightb --direct auto --filter -2,-1 --subme 6 --trellis 1 --partitions p8x8,b8x8,i4x4,i8x8 --8x8dct --me umh --threads auto --thread-input --progress --no-psnr --no-ssim --output "output" "input"











Final Filesizes

x264 + AAC to MKV = 131,049KB
DivX + LAME MP3 = 130,143KB
XviD + LAME MP3 = 128,851KB
RMVB = 134,798KB

[ 本帖最後由 Coolpplse 於 2008-7-18 10:39 AM 編輯 ]

kliceman

Great work.

bdb8888

rmvb 竟然最大?

asa5

very good thanks

ft1234

Thanks for sharing...