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Code Issues Releases Wiki Activity

video/out/gpu/video: prevent OOB access when larger angles are used

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nanahi 2024-11-10 12:34:10 -05:00 committed by Kacper Michajłow
parent d66ed2d8be
commit 70b202a8f4
1 changed files with 1 additions and 1 deletions
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video/out/gpu/video.c
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@ -774,7 +774,7 @@ static int pass_bind(struct gl_video *p, struct image img)
static void get_transform(float w, float h, int rotate, bool flip, static void get_transform(float w, float h, int rotate, bool flip,
struct gl_transform *out_tr) struct gl_transform *out_tr)
{ {
int a = rotate % 90 ? 0 : rotate / 90; int a = rotate % 90 ? 0 : (rotate / 90) % 4;
int sin90[4] = {0, 1, 0, -1}; // just to avoid rounding issues etc. int sin90[4] = {0, 1, 0, -1}; // just to avoid rounding issues etc.
int cos90[4] = {1, 0, -1, 0}; int cos90[4] = {1, 0, -1, 0};
struct gl_transform tr = {{{ cos90[a], sin90[a]}, struct gl_transform tr = {{{ cos90[a], sin90[a]},