[FFmpeg-devel] [PATCH] AVCHD/H.264 parser: determination of frame type, question about timestamps

Baptiste Coudurier baptiste.coudurier
Thu Jan 29 20:33:08 CET 2009


David DeHaven wrote:
> Any interest in clips from the Hauppauge HD-PVR? I can get samples  
> captured in 480i, 480p, 720p and 1080i. I think I have a 576i clip  
> somewhere from a PAL source, if I dig out my signal generator or maybe  
> the VCR with PAL/SECAM output I could produce another one if needed.
> 
> The HD-PVR is based on a chip from Ambarella that's also used in AVCHD  
> cameras. The firmware is different (obviously) but I think the streams  
> are similar to what the cameras spit out, MPEG TS with H.264 video and  
> either AAC or AC3 audio. AC3 is either 2 channel stereo or whatever  
> comes in via S/PDIF.

Explain me, which these people did one step away from progressive, by
encoding each field separately in H.264, while everybody understood that
using frame coding in MPEG-2 was really better ?

I can't believe it...

-- 
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