[FFmpeg-user] ffprobe aspect ration

Jonathan Baecker jonbae77 at gmail.com
Sun Sep 1 11:07:13 EEST 2019


Am 01.09.2019 um 00:53 schrieb Carl Eugen Hoyos:
> Am Sa., 31. Aug. 2019 um 22:26 Uhr schrieb Jonathan Baecker:
>> Am 31.08.2019 um 22:06 schrieb Carl Eugen Hoyos:
>>> Am Sa., 31. Aug. 2019 um 21:49 Uhr schrieb Jonathan Baecker
>>> <jonbae77 at gmail.com>:
>>>
>>>> I figure out that ffprobe not always show the "display_aspect_ratio",
>>>> but mediainfo does. Is there any technical reason for that? Or is there
>>>> another way to get this info, instead of using "-show_streams". I could
>>>> calculate the aspect from resolution but
>>>> how could I be sure that the pixels are square?
>>>>
>>> How can FFmpeg be sure?
>>>
>> So you think mediainfo, or ffmpeg just guessing the aspect, when is not
>> present?
> I haven't seen your sample, a bug in FFmpeg is of course possible.
>
Here I have an example file: https://blog.pixelcrusher.de/files/noaspect.mp4


More information about the ffmpeg-user mailing list