#7330: ffmpeg 4.0 fails to transcoding one 4k clip
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Reporter: applemax82 | Owner:
Type: defect | Status: new
Priority: normal | Component: avcodec
Version: git-master | Resolution:
Keywords: qsv | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Comment (by lizhong1008):
Though the error message remind some thing wrong in qsv encoder, actually
it is an decoding issue: can't get the decoded frame successfully and then
avctx->hw_frames_ctx is NULL in qsvenc_init_session, thus cause encoder
device hasn't been initialized successfully.
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Ticket URL: <https://trac.ffmpeg.org/ticket/7330#comment:3>
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