[FFmpeg-devel] does frame rate affect video quality!

[avcoder]

On Wed, May 6, 2009 at 8:48 PM, bun bun <binhlh86 at yahoo.com> wrote:
> anyone has experience about frame rate (frame per second). Does frame rate affect H.264 video quality? thanks in advanced.

Yes

the avg bit rate of a video frame equals bit rate/fps

eg:

your target bit rate is 1000Kbps

for fps 10, you will get an avg bit rate 100Kbps/frame
for fps 50, you will get an smaller bit rate 20Kbps/frame


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