[FFmpeg-user] Extra video frames were added when doing the resolution transform
Ted Park
kumowoon1025 at gmail.com
Sat Mar 7 13:08:40 EET 2020
Hi,
>> Yes, the audio and video have different start times:
>> ffprobe -i test.mp4 -show_entries stream
>> video:
>> start_pts=116370
>> start_time=1.293000
>> audio:
>> start_pts=0
>> start_time=0.000000
>>
>
> Greetings sir,
>
> Was just wandering. With this knowledge as you have elucidated, is there a
> way that one can use ffmpeg to correct this difference Prior to running
> the commands?
> 32 frames was added after the transform, and I saw some static picture
> within the first second.
I think that the added frames might be the correction you are seeing, 1.293 seconds counts about 32 frames at 25fps. The other possibility would be omitting the first ~1.293 seconds of audio.
Regards,
Ted Park
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