主流视音频平台参数，Wiki上的，包括世界上主流的视音频平台（YouTube，优酷等，很全），
包括视频的编码方式，分辨率，码率，播放器等等信息
http://en.wikipedia.org/wiki/Comparison_of_video_hosting_services
摘录一个表格部分内容如下：
Service | Video Player | Streaming Video Format | Max size (MB) | Resolution | Video bitrate (kbit) | Audio bitrate (kbit) |
1,000 | 640x480 | ? | ? | |||
1,024 | 1,280x720 | ? | ? | |||
500 | 464x352 | 340 kbit/s 30 frame/s | mp3 CBR 64.0 kbit/s | |||
2,048 | 1,280x720 | ? | ? | |||
unlimited | unlimited | unlimited | unlimited | |||
Ogg Theora/ Vorbis or H.264, Sorenson codec | 2,048 | 1,280x720 | ? | mp3 CBR 96.0 kbit/s AAC LC VBR | ||
unlimited | 400x320 | 260 kbit/s 25 frame/s, mencoder | mp3 CBR 64.0 kbit/s lavc codec | |||
? | 150 | 1,280x720 | ? | ? | ||
Sorenson codec, H.264Download | unlimited | 480x360 | 420 kbit/s 29.97frame/s | mp3 96 kbit/s | ||
Google
Video | Sorenson codec, H.264Download | unlimited [41] | 320x240 | variable (24.99frame/s) | AAC 124 kbit/s | |
HD share (closed) | 4,096 | 1,280x720 | ? | ? | ||
100 | ? | ? | ? | |||
unlimited | unlimited | unlimited | unlimited | |||
100 | ? | ? | ? | |||
100 | 640x384 | unlimited [42] | ? | |||
100 | ? | ? | ? | |||
2,048 | 690x518 (min) | 700 kbs (min) | AAC 96 kbs (min) | |||
unlimited | ? | ? | ? | |||
2,048 | ? | ? | ? | |||
unlimited | 640x480 | variable | ? | |||
100 | 480x392 | ? | ? | |||
300 | 640x480 (4:3), 640x360 (16:9) | 1,000 | ? | |||
1,500 | 1,280x720 | ? | ? | |||
Stage6 (closed) | 2,048 | 1,920x1080 | ? | ? | ||
100 | ? | ? | ? | |||
unlimited | 540x304 | 512 | 64 | |||
unlimited | 1,280x720 | variable, average 1600, max 5000 | 128 | |||
400 | 1,280x720 | ? | ? | |||
5,120 [45] | 1,920x1080 [46] | variable, average 2000, max 5000 | 320 | |||
VReel (closed) | 8,500 [47] | unlimited | unlimited | unlimited | ||
2,000 | ? | ? | 128 | |||
150 | ? | ? | ? | |||
1,024 [48] | ? | ? | ? | |||
20,480 | 2,048x1,536 | variable [50] | 192 | |||
Service | Video Player | Streaming Video Format | Max size (MB) | Resolution | Video bitrate (kbit) | Audio bitrate (kbit) |
