swscale/internal: rename NB_SWS_DITHER for consistency

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Niklas Haas <[email protected]>

Author: haasn

libswscale/options.c

@@ -67,7 +67,7 @@ static const AVOption swscale_options[] = {
     { "dst_v_chr_pos",   "destination vertical chroma position in luma grid/256"  , OFFSET(dst_v_chr_pos), AV_OPT_TYPE_INT, { .i64 = -513 }, -513,      1024,             VE },
     { "dst_h_chr_pos",   "destination horizontal chroma position in luma grid/256", OFFSET(dst_h_chr_pos), AV_OPT_TYPE_INT, { .i64 = -513 }, -513,      1024,             VE },
 
-    { "sws_dither",      "set dithering algorithm",       OFFSET(dither),    AV_OPT_TYPE_INT,    { .i64  = SWS_DITHER_AUTO    }, 0,       NB_SWS_DITHER,  VE, .unit = "sws_dither" },
+    { "sws_dither",      "set dithering algorithm",       OFFSET(dither),    AV_OPT_TYPE_INT,    { .i64  = SWS_DITHER_AUTO    }, 0,       SWS_DITHER_NB,  VE, .unit = "sws_dither" },
     { "auto",            "leave choice to sws",           0,                 AV_OPT_TYPE_CONST,  { .i64  = SWS_DITHER_AUTO    }, INT_MIN, INT_MAX,        VE, .unit = "sws_dither" },
     { "bayer",           "bayer dither",                  0,                 AV_OPT_TYPE_CONST,  { .i64  = SWS_DITHER_BAYER   }, INT_MIN, INT_MAX,        VE, .unit = "sws_dither" },
     { "ed",              "error diffusion",               0,                 AV_OPT_TYPE_CONST,  { .i64  = SWS_DITHER_ED      }, INT_MIN, INT_MAX,        VE, .unit = "sws_dither" },

libswscale/swscale_internal.h

@@ -73,7 +73,7 @@ typedef enum SwsDither {
     SWS_DITHER_ED,
     SWS_DITHER_A_DITHER,
     SWS_DITHER_X_DITHER,
-    NB_SWS_DITHER,
+    SWS_DITHER_NB,
 } SwsDither;
 
 typedef enum SwsAlphaBlend {