[FFmpeg-trac] #11454(avcodec:closed): Ogg/Theora: Bad granulepos when GOP higher than 64
FFmpeg
trac at avcodec.org
Thu Feb 20 08:33:44 EET 2025
#11454: Ogg/Theora: Bad granulepos when GOP higher than 64
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Reporter: Bernat | Owner: (none)
Type: defect | Status: closed
Priority: normal | Component: avcodec
Version: git-master | Resolution: fixed
Keywords: libtheoraenc | Blocked By:
Blocking: | Reproduced by developer: 1
Analyzed by developer: 1 |
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Changes (by MasterQuestionable):
* keywords: oggparsetheora => libtheoraenc
Comment:
͏ Per the description looks like encoder problem:
͏
https://github.com/FFmpeg/FFmpeg/commit/22aa71d4da37a4ad2b0d28deeace64b57aa2ef50
͏ Theora decoder is in
[https://github.com/FFmpeg/FFmpeg/blob/master/libavcodec/vp3.c ͏"vp3.c"]:
͏ Rough search gave no hint what VP3 is... (too obscure)
͏ Is
[https://github.com/FFmpeg/FFmpeg/blob/master/libavformat/oggparsetheora.c
͏"oggparsetheora.c"] specifically only for extracting the Theora stream in
Ogg?
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Ticket URL: <https://trac.ffmpeg.org/ticket/11454#comment:9>
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