From fa1e158ef648cc080c5c46a620d2d6aaad72ea06 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 8 Jul 2021 13:18:34 +0200 Subject: [PATCH] swscale/utils: Use full chroma interpolation for rgb4/8 and dither none Dither none is only implemented in full chroma interpolation for these rgb formats Its also a obscure choice (producing less nice images) that implementing it in the other code-paths makes no sense Signed-off-by: Michael Niedermayer --- libswscale/utils.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libswscale/utils.c b/libswscale/utils.c index 3836e20779..176fc6fd63 100644 --- a/libswscale/utils.c +++ b/libswscale/utils.c @@ -1330,7 +1330,7 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter, if (c->dither == SWS_DITHER_AUTO) c->dither = (flags & SWS_FULL_CHR_H_INT) ? SWS_DITHER_ED : SWS_DITHER_BAYER; if (!(flags & SWS_FULL_CHR_H_INT)) { - if (c->dither == SWS_DITHER_ED || c->dither == SWS_DITHER_A_DITHER || c->dither == SWS_DITHER_X_DITHER) { + if (c->dither == SWS_DITHER_ED || c->dither == SWS_DITHER_A_DITHER || c->dither == SWS_DITHER_X_DITHER || c->dither == SWS_DITHER_NONE) { av_log(c, AV_LOG_DEBUG, "Desired dithering only supported in full chroma interpolation for destination format '%s'\n", av_get_pix_fmt_name(dstFormat));