Dmitry Timoshkov : windowscodecs: Fix stride calculation in JPEG decoder.
Alexandre Julliard
julliard at winehq.org
Tue Mar 6 16:48:51 CST 2018
Module: wine
Branch: master
Commit: d2cd9a842ec901c16b6e067bd103bc500887f9ba
URL: https://source.winehq.org/git/wine.git/?a=commit;h=d2cd9a842ec901c16b6e067bd103bc500887f9ba
Author: Dmitry Timoshkov <dmitry at baikal.ru>
Date: Tue Mar 6 09:18:29 2018 +0800
windowscodecs: Fix stride calculation in JPEG decoder.
Signed-off-by: Dmitry Timoshkov <dmitry at baikal.ru>
Signed-off-by: Vincent Povirk <vincent at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/windowscodecs/jpegformat.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/dlls/windowscodecs/jpegformat.c b/dlls/windowscodecs/jpegformat.c
index 08f1ee7..27cd880 100644
--- a/dlls/windowscodecs/jpegformat.c
+++ b/dlls/windowscodecs/jpegformat.c
@@ -624,7 +624,7 @@ static HRESULT WINAPI JpegDecoder_Frame_CopyPixels(IWICBitmapFrameDecode *iface,
else if (This->cinfo.out_color_space == JCS_CMYK) bpp = 32;
else bpp = 24;
- stride = bpp * This->cinfo.output_width;
+ stride = (bpp * This->cinfo.output_width + 7) / 8;
data_size = stride * This->cinfo.output_height;
max_row_needed = prc->Y + prc->Height;
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