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vo_gpu_next: raise LUT file max size and report an error if exceeded #15146

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Oct 22, 2024
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vo_gpu_next: raise LUT file max size and report an error if exceeded #15146

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10 changes: 8 additions & 2 deletions video/out/vo_gpu_next.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2058,8 +2058,14 @@ static void update_lut(struct priv *p, struct user_lut *lut)
// Load LUT file
char *fname = mp_get_user_path(NULL, p->global, lut->path);
MP_VERBOSE(p, "Loading custom LUT '%s'\n", fname);
struct bstr lutdata = stream_read_file(fname, p, p->global, 100000000); // 100 MB
lut->lut = pl_lut_parse_cube(p->pllog, lutdata.start, lutdata.len);
const int lut_max_size = 1536 << 20; // 1.5 GiB, matches lut cache limit
struct bstr lutdata = stream_read_file(fname, NULL, p->global, lut_max_size);
if (!lutdata.len) {
MP_ERR(p, "Failed to read LUT data from %s, make sure it's a valid file "
"and smaller or equal to %d bytes\n", fname, lut_max_size);
} else {
lut->lut = pl_lut_parse_cube(p->pllog, lutdata.start, lutdata.len);
}
talloc_free(fname);
talloc_free(lutdata.start);
}
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