---
libavfilter/vf_xfade_vulkan.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/libavfilter/vf_xfade_vulkan.c b/libavfilter/vf_xfade_vulkan.c
index 61111f932d..283a8e0710 100644
--- a/libavfilter/vf_xfade_vulkan.c
+++ b/libavfilter/vf_xfade_vulkan.c
@@ -80,6 +80,7 @@ enum XFadeTransitions {
CIRCLEOPEN,
CIRCLECLOSE,
DISSOLVE,
+ PIXELIZE,
NB_TRANSITIONS,
};
@@ -230,6 +231,21 @@ static const char transition_dissolve[] = {
C(0, }
)
};
+static const char transition_pixelize[] = {
+ C(0, void transition(int idx, ivec2 pos, float progress)
)
+ C(0, {
)
+ C(1, ivec2 size = imageSize(output_images[idx]);
)
+ C(1, float d = min(progress, 1.0 - progress);
)
+ C(1, float dist = ceil(d * 50.0) / 50.0;
)
+ C(1, float sq = 2.0 * dist * min(size.x, size.y) / 20.0;
)
+ C(1, float sx = dist > 0.0 ? min((floor(pos.x / sq) + 0.5) * sq,
size.x - 1) : pos.x; )
+ C(1, float sy = dist > 0.0 ? min((floor(pos.y / sq) + 0.5) * sq,
size.y - 1) : pos.y; )
+ C(1, vec4 a = texture(a_images[idx], vec2(sx, sy));
)
+ C(1, vec4 b = texture(b_images[idx], vec2(sx, sy));
)
+ C(1, imageStore(output_images[idx], pos, mix(a, b, progress));
)
+ C(0, }
)
+};
+
static const char* transitions_map[NB_TRANSITIONS] = {
[FADE] = transition_fade,
[WIPELEFT] = transition_wipeleft,
@@ -243,6 +259,7 @@ static const char* transitions_map[NB_TRANSITIONS] = {
[CIRCLEOPEN] = transition_circleopen,
[CIRCLECLOSE] = transition_circleclose,
[DISSOLVE] = transition_dissolve,
+ [PIXELIZE] = transition_pixelize,
};
static av_cold int init_vulkan(AVFilterContext *avctx)
@@ -596,6 +613,7 @@ static const AVOption xfade_vulkan_options[] = {
{ "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" },
{ "dissolve", "dissolve transition", 0, AV_OPT_TYPE_CONST,
{.i64=DISSOLVE}, 0, 0, FLAGS, "transition" },
+ { "pixelize", "pixelize transition", 0, AV_OPT_TYPE_CONST,
{.i64=PIXELIZE}, 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 }
--
2.37.0 (Apple Git-136)
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