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try to break pattern at scene changes to prevent merging pictures that 

don't belong together! this fixes the problem reported with
flcl-detc.avi. the conditions for this may need more tuning but seem
to work ok.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@9666 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
rfelker 2003-03-23 16:10:06 +00:00
parent aed11583b4
commit 163b63b1c8
1 changed files with 7 additions and 0 deletions
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7
libmpcodecs/vf_detc.c
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@ -190,6 +190,13 @@ static int analyze_aggressive(struct vf_priv_s *p, mp_image_t *new, mp_image_t *
p->pm = m; p->pm = m;
if (p->frame == 4) { if (p->frame == 4) {
/* We need to break at scene changes, but is this a valid test? */
if ((m.even > p->thres[2]) && (m.odd > p->thres[2]) && (m.temp > p->thres[3])
&& (m.temp > 5*pm.temp) && (m.temp*2 > m.noise)) {
mp_msg(MSGT_VFILTER, MSGL_V, "scene change breaking telecine!\n");
p->frame = -1;
return TC_DROP;
}
/* Thres. is to compensate for quantization errors when noise is low */ /* Thres. is to compensate for quantization errors when noise is low */
if (m.noise - m.temp > -p->thres[4]) { if (m.noise - m.temp > -p->thres[4]) {
if (COMPARABLE(m.even, pm.odd)) { if (COMPARABLE(m.even, pm.odd)) {