俄罗斯的MSU Graphics & Media Lab (Video Group)出品的H.264编码器性能测试报告。测试了主流的H.264编码器的性能。从测试的结果来看,开源产品x264性能已经超过了商用编码器的性能。
参与测试的编码器有如下几种:
- H.264
- Non H.264
使用的测试序列:
Table 1. Summary of video sequences
序列 帧数 帧率 分辨率 视频会议 (5 个) Deadline 1374 30 352x288 Developers 4CIF 3600 30 640x480 Developers 720p 1500 30 1280x720 Presentation 548 30 720x480 Business 493 30 1920x1080 电影 (10 个) Ice Age 2014 24 720x480 City 600 60 704x576 Crew 600 60 704x576 Indiana Jones 5000 30 704x288 Harbour 600 60 704x576 Ice Skating 480 60 704x576 Soccer 600 60 704x576 Race Horses 300 30 832x480 State Enemy 6500 24 720x304 Party Scene 500 50 832x480 HDTV (16个) Park Joy 500 50 1280x720 Riverbed 250 25 1920x1080 Rush Hour 500 25 1920x1080 Blue Sky 217 25 1920x1080 Station 313 25 1920x1080 Stockholm 604 50 1280x720 Sunflower 500 25 1920x1080 Tractor 690 25 1920x1080 Bunny 600 24 1920x1080 Dream 600 24 1920x1080 Troy 300 24 1920x1072 Water Drops 535 30 1920x1080 Capitol 600 30 1920x1080 Parrots 600 30 1920x1080 Citybus 600 30 1920x1080 Underwater 600 30 1920x1080
测试设备:
- Sugar Bay platform, 3rd Generation Core i7 3xxx(IVB), 4 Cores CPU @3.4 GHz,
- Integrated GPU: Intel HD Graphics 4000
- GPU: NVIDIA GeForce GTX 580
- HDD: SSD160G
- Total Physical Memory: 2x2 Gb RAM (1600 MHz)
- OS Name: Microsoft Windows 7
总体结果:
编码器性能排序:
- x264
- MainConcept
- DivX H.264
- Elecard
- Intel Ivy Bridge QuickSync
- XviD
- DiscretePhoton
- MainConcept CUDA