Re: [vdr] Frames per second PAL vs. NTSC

2009-01-05 Thread Timothy D. Lenz
Maybe these links will help: http://cnyack.homestead.com/files/modulation/ntsc_sig.htm http://en.wikipedia.org/wiki/Frame_rate http://en.wikipedia.org/wiki/NTSC http://www.afterdawn.com/glossary/terms/ntsc.cfm http://www.fixya.com/support/t174610-ntsc_frame_rate_29_97_hz - Original Message --

Re: [vdr] Frames per second PAL vs. NTSC

2009-01-05 Thread Jukka Tastula
On Monday 05 January 2009 18:35:26 Tony Houghton wrote: > I expect you've already checked this, but have you set the > "TVStandard" option in xorg.conf? Also it seems that 640x480 even in PAL mode comes out at 60Hz. Set it to 800x600 instead and you get full field rate at 50Hz.

Re: [vdr] Frames per second PAL vs. NTSC

2009-01-05 Thread Tony Houghton
On Mon, 5 Jan 2009 12:57:41 +0200 "Theunis Potgieter" wrote: > Please do not always _assume_ that it is actually PAL or NTSC, since > PAL or NTSC defines colour encoding, but the most of the time the > usual frame rates are associated with the colour encoding. However > like I've stated before nv

Re: [vdr] Frames per second PAL vs. NTSC

2009-01-05 Thread Klaus Schmidinger
On 05.01.2009 13:49, Artur Skawina wrote: > Klaus Schmidinger wrote: >> On 05.01.2009 13:31, Artur Skawina wrote: >>> Klaus Schmidinger wrote: Detecting the frame rate is done by looking at the PTS values, so it is independent of the actual broadcast system. Using this code for

Re: [vdr] Frames per second PAL vs. NTSC

2009-01-05 Thread Artur Skawina
Klaus Schmidinger wrote: > On 05.01.2009 13:31, Artur Skawina wrote: >> Klaus Schmidinger wrote: >>> Detecting the frame rate is done by looking at the PTS values, so >>> it is independent of the actual broadcast system. >>> >>> Using this code for converting frame numbers into hh:mm:ss.ff... >>> >

Re: [vdr] Frames per second PAL vs. NTSC

2009-01-05 Thread Klaus Schmidinger
On 05.01.2009 13:31, Artur Skawina wrote: > Klaus Schmidinger wrote: >> Detecting the frame rate is done by looking at the PTS values, so >> it is independent of the actual broadcast system. >> >> Using this code for converting frame numbers into hh:mm:ss.ff... >> >> ---

Re: [vdr] Frames per second PAL vs. NTSC

2009-01-05 Thread Artur Skawina
Klaus Schmidinger wrote: > Detecting the frame rate is done by looking at the PTS values, so > it is independent of the actual broadcast system. > > Using this code for converting frame numbers into hh:mm:ss.ff... > > > #include > #include

Re: [vdr] Frames per second PAL vs. NTSC

2009-01-05 Thread Klaus Schmidinger
On 05.01.2009 11:57, Theunis Potgieter wrote: > On 05/01/2009, Theunis Potgieter wrote: >> On 05/01/2009, Klaus Schmidinger 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 fra

Re: [vdr] Frames per second PAL vs. NTSC

2009-01-05 Thread André Weidemann
Klaus Schmidinger 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 1/9s. With NTSC > this number is 3003, which resul

Re: [vdr] Frames per second PAL vs. NTSC

2009-01-05 Thread Theunis Potgieter
On 05/01/2009, Theunis Potgieter wrote: > On 05/01/2009, Klaus Schmidinger 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

Re: [vdr] Frames per second PAL vs. NTSC

2009-01-05 Thread Theunis Potgieter
On 05/01/2009, Klaus Schmidinger 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 1/9s. With NTSC > this number