avfilter/setparams : fix colorspace option

libavfilter/vf_setparams.c

@@ -96,7 +96,7 @@ static const AVOption setparams_options[] = {
     {"smpte428",                       NULL,  0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_SMPTE428},     INT_MIN, INT_MAX, FLAGS, "color_trc"},
     {"arib-std-b67",                   NULL,  0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_ARIB_STD_B67}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
 
-    {"colorspace", "select colorspace", OFFSET(color_trc), AV_OPT_TYPE_INT, {.i64=-1}, -1, AVCOL_SPC_NB-1, FLAGS, "colorspace"},
+    {"colorspace", "select colorspace", OFFSET(colorspace), AV_OPT_TYPE_INT, {.i64=-1}, -1, AVCOL_SPC_NB-1, FLAGS, "colorspace"},
     {"auto", "keep the same colorspace",  0, AV_OPT_TYPE_CONST, {.i64=-1},                          INT_MIN, INT_MAX, FLAGS, "colorspace"},
     {"gbr",                        NULL,  0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_RGB},               INT_MIN, INT_MAX, FLAGS, "colorspace"},
     {"bt709",                      NULL,  0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_BT709},             INT_MIN, INT_MAX, FLAGS, "colorspace"},