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vulkan/ffv1: properly initialize the linecache

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This commit is contained in:
Lynne
2026-02-22 00:02:26 +00:00
parent 99515a3342
commit 13e063ceec
1 changed files with 9 additions and 7 deletions
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16
libavcodec/vulkan/ffv1_common.glsl
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@@ -150,7 +150,7 @@ const uint32_t log2_run[41] = {
24,
};
shared VTYPE2 linecache = {};
shared VTYPE2 linecache;
#ifdef RGB
#define RGB_LBUF (rgb_linecache - 1)
@@ -236,13 +236,15 @@ ivec2 get_pred(readonly uimage2D pred, ivec2 sp, ivec2 off,
void linecache_load(readonly uimage2D src, ivec2 sp, int y, uint comp)
{
if (y > 0) {
if (gl_LocalInvocationID.x == 0) {
TYPE c = TYPE(imageLoad(src, sp + LADDR(ivec2(0, y - 1)))[comp]);
linecache = VTYPE2(TYPE(0), c);
}
barrier();
if (gl_LocalInvocationID.x == 0) {
linecache[0] = TYPE(0);
} else if (gl_LocalInvocationID.x == 1) {
TYPE c = TYPE(0);
if (y > 0)
c = TYPE(imageLoad(src, sp + LADDR(ivec2(0, y - 1)))[comp]);
linecache[1] = c;
}
barrier();
}
void linecache_next(TYPE cur)