Piotr Caban : wineps: Fix handling of patterns that are not 8x8 in PSDRV_WriteDIBPatternDict.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 8be8d18831cc575e685e61f299a7c75c45d9a3b7
URL:    https://gitlab.winehq.org/wine/wine/-/commit/8be8d18831cc575e685e61f299a7c75...

Author: Piotr Caban 
Date:   Wed Dec  6 21:28:41 2023 +0100

wineps: Fix handling of patterns that are not 8x8 in PSDRV_WriteDIBPatternDict.

---

dlls/wineps.drv/ps.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/dlls/wineps.drv/ps.c b/dlls/wineps.drv/ps.c
index f4f8850d65f..2a3da737c81 100644
--- a/dlls/wineps.drv/ps.c
+++ b/dlls/wineps.drv/ps.c
@@ -985,20 +985,20 @@ BOOL PSDRV_WriteDIBPatternDict(print_ctx *ctx, const BITMAPINFO *bmi, BYTE *bits
    return FALSE;
     }

-    w = bmi->bmiHeader.biWidth & ~0x7;
-    h = abs_height & ~0x7;
+    w = bmi->bmiHeader.biWidth;
+    h = abs_height;

buf = HeapAlloc( GetProcessHeap(), 0, max(sizeof(do_pattern) + 100, 2 * w/8 * h + 1) );
     ptr = buf;
     for(y = 0; y < h; y++) {
-        for(x = 0; x < w/8; x++) {
-	    sprintf(ptr, "%02x", *(bits + x/8 + y *
+        for(x = 0; x < (w + 7) / 8; x++) {
+	    sprintf(ptr, "%02x", *(bits + x + y *
    			   ((bmi->bmiHeader.biWidth + 31) / 32) * 4));
        ptr += 2;
    }
     }
     PSDRV_WriteSpool(ctx, mypat, sizeof(mypat) - 1);
-    PSDRV_WriteImageDict(ctx, 1, FALSE, 8, 8, buf, bmi->bmiHeader.biHeight < 0);
+    PSDRV_WriteImageDict(ctx, 1, FALSE, w, h, buf, bmi->bmiHeader.biHeight < 0);
     PSDRV_WriteSpool(ctx, "def\n", 4);

PSDRV_WriteIndexColorSpaceBegin(ctx, 1);