@@ -68,10 +68,31 @@ static const char blend_##MODE##_func[] = { \
#define A top
#define B bottom
+#define MAX vec4(1.0)
+#define HALF vec4(0.5)
+#define MIN vec4(0.0)
+
+#ifdef min
+#undef min
+#endif
+#ifdef max
+#undef max
+#endif
+
#define FN(EXPR) A + ((EXPR) - A) * opacity
DEFINE_BLEND_MODE(NORMAL, A * opacity + B * (1.0f - opacity))
-DEFINE_BLEND_MODE(MULTIPLY, FN(1.0f * A * B / 1.0f))
+DEFINE_BLEND_MODE(ADDITION, FN(min(MAX, A + B)))
+DEFINE_BLEND_MODE(AVERAGE, FN((A + B) * HALF))
+DEFINE_BLEND_MODE(SUBTRACT, FN(max(MIN, A - B)))
+DEFINE_BLEND_MODE(MULTIPLY, FN(1.0f * A * B / 1.0f))
+DEFINE_BLEND_MODE(NEGATION, FN(MAX - abs(MAX - A - B)))
+DEFINE_BLEND_MODE(EXTREMITY, FN(abs(MAX - A - B)))
+DEFINE_BLEND_MODE(DIFFERENCE, FN(abs(A - B)))
+DEFINE_BLEND_MODE(DARKEN, FN(min(A, B)))
+DEFINE_BLEND_MODE(LIGHTEN, FN(max(A, B)))
+DEFINE_BLEND_MODE(EXCLUSION, FN(A + B - 2 * A * B / MAX))
+DEFINE_BLEND_MODE(PHOENIX, FN(min(A, B) - max(A, B) + MAX))
static inline void init_blend_func(FilterParamsVulkan *param)
{
@@ -81,8 +102,18 @@ static inline void init_blend_func(FilterParamsVulkan *param)
break;
switch (param->mode) {
+ CASE(ADDITION)
+ CASE(AVERAGE)
+ CASE(SUBTRACT)
CASE(NORMAL)
CASE(MULTIPLY)
+ CASE(NEGATION)
+ CASE(EXTREMITY)
+ CASE(DIFFERENCE)
+ CASE(DARKEN)
+ CASE(LIGHTEN)
+ CASE(EXCLUSION)
+ CASE(PHOENIX)
default: param->blend = NULL; break;
}
@@ -452,8 +483,18 @@ static const AVOption blend_vulkan_options[] = {
{ "c2_mode", "set component #2 blend mode", OFFSET(params[2].mode), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, BLEND_NB - 1, FLAGS, "mode" },
{ "c3_mode", "set component #3 blend mode", OFFSET(params[3].mode), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, BLEND_NB - 1, FLAGS, "mode" },
{ "all_mode", "set blend mode for all components", OFFSET(all_mode), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, BLEND_NB - 1, FLAGS, "mode" },
- { "normal", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_NORMAL }, 0, 0, FLAGS, "mode" },
- { "multiply", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_MULTIPLY }, 0, 0, FLAGS, "mode" },
+ { "addition", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_ADDITION }, 0, 0, FLAGS, "mode" },
+ { "average", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_AVERAGE }, 0, 0, FLAGS, "mode" },
+ { "subtract", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_SUBTRACT }, 0, 0, FLAGS, "mode" },
+ { "normal", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_NORMAL }, 0, 0, FLAGS, "mode" },
+ { "multiply", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_MULTIPLY }, 0, 0, FLAGS, "mode" },
+ { "negation", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_NEGATION }, 0, 0, FLAGS, "mode" },
+ { "extremity", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_EXTREMITY }, 0, 0, FLAGS, "mode" },
+ { "difference", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_DIFFERENCE }, 0, 0, FLAGS, "mode" },
+ { "darken", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_DARKEN }, 0, 0, FLAGS, "mode" },
+ { "lighten", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_LIGHTEN }, 0, 0, FLAGS, "mode" },
+ { "exclusion", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_EXCLUSION }, 0, 0, FLAGS, "mode" },
+ { "phoenix", "", 0, AV_OPT_TYPE_CONST, { .i64 = BLEND_PHOENIX }, 0, 0, FLAGS, "mode" },
{ "c0_opacity", "set color component #0 opacity", OFFSET(params[0].opacity), AV_OPT_TYPE_DOUBLE, { .dbl = 1 }, 0, 1, FLAGS },
{ "c1_opacity", "set color component #1 opacity", OFFSET(params[1].opacity), AV_OPT_TYPE_DOUBLE, { .dbl = 1 }, 0, 1, FLAGS },