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| author | Jun Zhao <mypopydev@gmail.com> | 2016-08-11 15:34:01 +0800 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-08-16 17:09:33 +0200 |
| commit | 46bfc1562f187e3c04ea1b9baa1a1d0580530485 (patch) | |
| tree | a1335567c969403e09f9fe7f56b472ab33bf2271 | |
| parent | a2c40931c80d8a6081b17df5968715d41b10b057 (diff) | |
| download | ffmpeg-46bfc1562f187e3c04ea1b9baa1a1d0580530485.tar.gz | |
ffmpeg/qsv: fix QSV-accelerated transcode performance drop issue.
the merge commit 1b04ea1 "avconv: create simple filtergraphs earlier"
will init the filtergraphs earlier, then init the QSV transcode can't
suppose the nb_filters's value, else lead to the QSV transcode performance
drop.
Signed-off-by: Jun Zhao <mypopydev@gmail.com>
Reviewed-by: Ivan Uskov <ivan.uskov@nablet.com
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | ffmpeg_qsv.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/ffmpeg_qsv.c b/ffmpeg_qsv.c index 95a2351602..acc54dd27a 100644 --- a/ffmpeg_qsv.c +++ b/ffmpeg_qsv.c @@ -210,8 +210,7 @@ int qsv_transcode_init(OutputStream *ost) /* check if the decoder supports QSV and the output only goes to this stream */ ist = input_streams[ost->source_index]; - if (ist->nb_filters || ist->hwaccel_id != HWACCEL_QSV || - !ist->dec || !ist->dec->pix_fmts) + if (ist->hwaccel_id != HWACCEL_QSV || !ist->dec || !ist->dec->pix_fmts) return 0; for (pix_fmt = ist->dec->pix_fmts; *pix_fmt != AV_PIX_FMT_NONE; pix_fmt++) if (*pix_fmt == AV_PIX_FMT_QSV) |