[FFmpeg-devel] [PATCH] swscale/options: add missing -sws_dither none alias

[Niklas Haas]

From: Niklas Haas <git at haasn.dev>

This one was documented, but never actually supported.

Fixes: ticket #9192
Signed-off-by: Niklas Haas <git at haasn.dev>
Sponsored-by: Sovereign Tech Fund
---
 libswscale/options.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libswscale/options.c b/libswscale/options.c
index 5eef26de06..8375655183 100644
--- a/libswscale/options.c
+++ b/libswscale/options.c
@@ -71,6 +71,7 @@ static const AVOption swscale_options[] = {
 
     { "sws_dither",      "set dithering algorithm",       OFFSET(dither),    AV_OPT_TYPE_INT,    { .i64  = SWS_DITHER_AUTO     }, .flags = VE, .unit = "sws_dither", .max = SWS_DITHER_NB - 1 },
         { "auto",        "automatic selection",           0,                 AV_OPT_TYPE_CONST,  { .i64  = SWS_DITHER_AUTO     }, .flags = VE, .unit = "sws_dither" },
+        { "none",        "no dithering",                  0,                 AV_OPT_TYPE_CONST,  { .i64  = SWS_DITHER_NONE     }, .flags = VE, .unit = "sws_dither" },
         { "bayer",       "ordered matrix dither",         0,                 AV_OPT_TYPE_CONST,  { .i64  = SWS_DITHER_BAYER    }, .flags = VE, .unit = "sws_dither" },
         { "ed",          "full error diffusion",          0,                 AV_OPT_TYPE_CONST,  { .i64  = SWS_DITHER_ED       }, .flags = VE, .unit = "sws_dither" },
         { "a_dither",    "arithmetic addition dither",    0,                 AV_OPT_TYPE_CONST,  { .i64  = SWS_DITHER_A_DITHER }, .flags = VE, .unit = "sws_dither" },
-- 
2.47.0