[vdr] Frames per second PAL vs. NTSC
theunis.potgieter at gmail.com
Mon Jan 5 11:40:51 CET 2009
On 05/01/2009, Klaus Schmidinger <Klaus.Schmidinger at cadsoft.de> wrote:
> In order to correctly handle the progress indicator for NTSC
> recordings I'm now determining the frame rate from the
> actual data. With PAL's 25 frames per second the distance
> between two frames is 3600 "ticks" of 1/90000s. With NTSC
> this number is 3003, which results in 29.97002997003 fps.
> Is NTSC's frame rate really that "odd"? I thought it would
> be an even 30 fps.
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