Short story:
Bro shot a vid on his miniDV, typical/standard 16x9 29.970fps interlaced.
Using Vegas 7 he encoded it to PAL DVD-Video compliant video stream, and gave me his 32kHz audio to encode to AC3 (because he dont have software). Unknown to me was the fact he is making PAL disc for our family in europe, I thought it is for our standard NTSC DVD.
I upped his 4-chan PCM audio first to 48kHz, and encoded to AC3 using my own 'default' settings (prog. NTSC, 23.976 frames per sec) and gave it back to him.
He authored streams as PAL DVD and burnt it using TMPG DVDA, and... audio is still in sync
WTF?
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Is the new ac3 audio runtime the same as the source? If it is it didn't do any ntsc->pal audio conversion.
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Originally Posted by Baldrick
I asked cousin in europe whats the video's playtime and it is 1:57x and it plays audio exactly till the end of the video. The disc shows as PAL on his player too.
Thats what I don't understand.
Audio ought to be wrong length IMHO (since I made it for NTSC 23.976 and it was used for PAL 25.000fps) and not in sync either (the further in the playing the more out of sync it should be)
Something along the process must have made correction/reencode and the only software my bro used after I encoded audio for him was just TMPEG DVD-A for authoring.
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