ср, 10 янв. 2024 г., 02:29 Phyllis Smith <phylsmith2...@gmail.com>:
> Strange results in my "go to" test file with "guessed". See bold below. > > file path: /root/media1/Britney Spears - Pepsi Commercial with Bob > Dole.mpeg > 15817144 bytes > info: > format: mpeg > > 1 video stream > vid0 (0), id 0x000001: > video1 mpeg1video 352x240 29.97 pix yuv420p > interlace (container level): 1 > interlace (codec level): -1 > color space:unknown/ range:tv > *Guessed SAR: 200:219, DAR: 880:657 * > 2712+0 frms 90.51 secs 0:01:30.51 > from wcalc console calculator: -> 880/657 = 1.33942 so ... it just different representation? There is code in mwindow.C that does display aspect ratio calculations ..... May be I can reuse that for more user-friendly display ..... > While "mediainfo" reports what I consider to be correct: > > Video > ID : 224 (0xE0) > Format : MPEG Video > Format version : Version 1 > Format settings : CustomMatrix / BVOP > Format settings, BVOP : Yes > Format settings, Matrix : Custom > Format settings, GOP : Variable > Duration : 1 min 30 s > Bit rate mode : Constant > Bit rate : 1 150 kb/s > Width : 352 pixels > Height : 240 pixels > *Display aspect ratio : 4:3* > > On Sun, Jan 7, 2024 at 9:21 AM Andrew Randrianasulu < > randrianas...@gmail.com> wrote: > >> in ffmpeg asset detailed info >> >> for files like HDV info is guessed, for files like mov / mp4 you >> sometimes can get detection working. >> >> code lifted from dump.c and ffprobe.c >> >
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