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video-converter: fix size check

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Add some debug, fix size check that decides what scaling to do first and
when to do conversion.
This commit is contained in:
Wim Taymans 2014-11-19 13:25:13 +01:00
parent 23adc12e02
commit 9647a8ca78
1 changed files with 5 additions and 1 deletions
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6
gst-libs/gst/video/video-converter.c
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@ -1118,11 +1118,15 @@ chain_scale (GstVideoConverter * convert, GstLineCache * prev, gboolean force)
s0 = convert->current_width * convert->current_height; s0 = convert->current_width * convert->current_height;
s3 = convert->out_width * convert->out_height; s3 = convert->out_width * convert->out_height;
if (s0 <= s3 || force) { GST_DEBUG ("%d <> %d", s0, s3);
if (s3 <= s0 || force) {
/* we are making the image smaller or are forced to resample */ /* we are making the image smaller or are forced to resample */
s1 = convert->out_width * convert->current_height; s1 = convert->out_width * convert->current_height;
s2 = convert->current_width * convert->out_height; s2 = convert->current_width * convert->out_height;
GST_DEBUG ("%d <> %d", s1, s2);
if (s1 <= s2) { if (s1 <= s2) {
/* h scaling first produces less pixels */ /* h scaling first produces less pixels */
if (convert->current_width != convert->out_width) if (convert->current_width != convert->out_width)