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video-converter: only do dithering when needed

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Only do dithering when one of the quantizers is > 1.
This commit is contained in:
Wim Taymans 2014-12-03 10:14:34 +01:00
parent e397b03f35
commit 6757296386
1 changed files with 2 additions and 1 deletions
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3
gst-libs/gst/video/video-converter.c
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@ -1466,10 +1466,11 @@ chain_dither (GstVideoConverter * convert, GstLineCache * prev)
flags |= GST_VIDEO_DITHER_FLAG_QUANTIZE;
quant[i] = target_quant;
}
do_dither = TRUE;
} else {
quant[i] = 0;
}
if (quant[i] > 1)
do_dither = TRUE;
}
}