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windowscodecs: Allocate correct amount of memory for PNG image data. 

Signed-off-by: Dmitry Timoshkov <dmitry@baikal.ru>
Signed-off-by: Sebastian Lackner <sebastian@fds-team.de>
Signed-off-by: Vincent Povirk <vincent@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Dmitry Timoshkov 2016-04-14 18:47:50 +02:00 committed by Alexandre Julliard
parent aad6fb4a42
commit 2f74d91d87
1 changed files with 1 additions and 1 deletions
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2
dlls/windowscodecs/pngformat.c
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@ -664,7 +664,7 @@ static HRESULT WINAPI PngDecoder_Initialize(IWICBitmapDecoder *iface, IStream *p
/* read the image data */
This->width = ppng_get_image_width(This->png_ptr, This->info_ptr);
This->height = ppng_get_image_height(This->png_ptr, This->info_ptr);
This->stride = This->width * This->bpp;
This->stride = (This->width * This->bpp + 7) / 8;
image_size = This->stride * This->height;
This->image_bits = HeapAlloc(GetProcessHeap(), 0, image_size);