diff --git a/libavfilter/vf_xfade_vulkan.c b/libavfilter/vf_xfade_vulkan.c index f393dde202..23c61bdb48 100644 --- a/libavfilter/vf_xfade_vulkan.c +++ b/libavfilter/vf_xfade_vulkan.c @@ -77,6 +77,8 @@ enum XFadeTransitions { SLIDEUP, SLIDELEFT, SLIDERIGHT, + CIRCLEOPEN, + CIRCLECLOSE, NB_TRANSITIONS, }; @@ -179,6 +181,37 @@ static const char transition_slideright[] = { C(0, } ) }; +#define SHADER_CIRCLE_COMMON \ + C(0, void circle(int idx, ivec2 pos, float progress, bool open) ) \ + C(0, { ) \ + C(1, const ivec2 half_size = imageSize(output_images[idx]) / 2; ) \ + C(1, const float z = dot(half_size, half_size); ) \ + C(1, float p = ((open ? (1.0 - progress) : progress) - 0.5) * 3.0; ) \ + C(1, ivec2 dsize = pos - half_size; ) \ + C(1, float sm = dot(dsize, dsize) / z + p; ) \ + C(1, vec4 a = texture(a_images[idx], pos); ) \ + C(1, vec4 b = texture(b_images[idx], pos); ) \ + C(1, imageStore(output_images[idx], pos, \ + mix(open ? b : a, open ? a : b, \ + smoothstep(0.f, 1.f, sm))); ) \ + C(0, } ) + +static const char transition_circleopen[] = { + SHADER_CIRCLE_COMMON + C(0, void transition(int idx, ivec2 pos, float progress) ) + C(0, { ) + C(1, circle(idx, pos, progress, true); ) + C(0, } ) +}; + +static const char transition_circleclose[] = { + SHADER_CIRCLE_COMMON + C(0, void transition(int idx, ivec2 pos, float progress) ) + C(0, { ) + C(1, circle(idx, pos, progress, false); ) + C(0, } ) +}; + static const char* transitions_map[NB_TRANSITIONS] = { [FADE] = transition_fade, [WIPELEFT] = transition_wipeleft, @@ -189,6 +222,8 @@ static const char* transitions_map[NB_TRANSITIONS] = { [SLIDEUP] = transition_slideup, [SLIDELEFT] = transition_slideleft, [SLIDERIGHT]= transition_slideright, + [CIRCLEOPEN]= transition_circleopen, + [CIRCLECLOSE]=transition_circleclose, }; static av_cold int init_vulkan(AVFilterContext *avctx) @@ -539,6 +574,8 @@ static const AVOption xfade_vulkan_options[] = { { "slideup", "slide up transition", 0, AV_OPT_TYPE_CONST, {.i64=SLIDEUP}, 0, 0, FLAGS, "transition" }, { "slideleft", "slide left transition", 0, AV_OPT_TYPE_CONST, {.i64=SLIDELEFT}, 0, 0, FLAGS, "transition" }, { "slideright","slide right transition", 0, AV_OPT_TYPE_CONST, {.i64=SLIDERIGHT}, 0, 0, FLAGS, "transition" }, + { "circleopen","circleopen transition", 0, AV_OPT_TYPE_CONST, {.i64=CIRCLEOPEN}, 0, 0, FLAGS, "transition" }, + { "circleclose","circleclose transition", 0, AV_OPT_TYPE_CONST, {.i64=CIRCLECLOSE}, 0, 0, FLAGS, "transition" }, { "duration", "set cross fade duration", OFFSET(duration), AV_OPT_TYPE_DURATION, {.i64=1000000}, 0, 60000000, FLAGS }, { "offset", "set cross fade start relative to first input stream", OFFSET(offset), AV_OPT_TYPE_DURATION, {.i64=0}, INT64_MIN, INT64_MAX, FLAGS }, { NULL }