ffmpeg | branch: master | Michael Niedermayer <michae...@gmx.at> | Fri Dec 12 01:47:46 2014 +0100| [e1540cdf0703970279dc989fa0bf65c04a94564e] | committer: Michael Niedermayer
avfilter/vf_uspp: use the average QP instead of QP[0] Signed-off-by: Michael Niedermayer <michae...@gmx.at> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e1540cdf0703970279dc989fa0bf65c04a94564e --- libavfilter/vf_uspp.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/libavfilter/vf_uspp.c b/libavfilter/vf_uspp.c index 8352a12..218ee77 100644 --- a/libavfilter/vf_uspp.c +++ b/libavfilter/vf_uspp.c @@ -227,8 +227,16 @@ static void filter(USPPContext *p, uint8_t *dst[3], uint8_t *src[3], if (p->qp) p->frame->quality = p->qp * FF_QP2LAMBDA; - else - p->frame->quality = norm_qscale(qp_store[0], p->qscale_type) * FF_QP2LAMBDA; + else { + int qpsum=0; + int qpcount = (height>>4) * (height>>4); + + for (y = 0; y < (height>>4); y++) { + for (x = 0; x < (width>>4); x++) + qpsum += qp_store[x + y * qp_stride]; + } + p->frame->quality = norm_qscale((qpsum + qpcount/2) / qpcount, p->qscale_type) * FF_QP2LAMBDA; + } // init per MB qscale stuff FIXME p->frame->height = height; p->frame->width = width; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
