On Tue, Sep 15, 2020 at 01:35:25PM +0200, Paul B Mahol wrote: > This removes big CPU overhead for demuxing chained ogg streams. > > Signed-off-by: Paul B Mahol <one...@gmail.com> > --- > libavformat/aviobuf.c | 5 ++--- > 1 file changed, 2 insertions(+), 3 deletions(-) > > diff --git a/libavformat/aviobuf.c b/libavformat/aviobuf.c > index a77517d712..6d01150f66 100644 > --- a/libavformat/aviobuf.c > +++ b/libavformat/aviobuf.c > @@ -1005,12 +1005,11 @@ int ffio_ensure_seekback(AVIOContext *s, int64_t > buf_size) > return 0; > av_assert0(!s->write_flag); > > - buffer = av_malloc(buf_size); > + buffer = s->buffer; > + buffer = av_realloc(buffer, buf_size); > if (!buffer) > return AVERROR(ENOMEM);
This would reduce the guranteed alignment. If that is not an issue then this patch could be ok thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Many that live deserve death. And some that die deserve life. Can you give it to them? Then do not be too eager to deal out death in judgement. For even the very wise cannot see all ends. -- Gandalf
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