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Fix rounding error in progressive codec

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The grid is composed of 64x64 blocks and should not be smaller
than the surface. If width or height were not a multiple of 64
the previous rounding resulted in a grid smaller than the surface.
This commit is contained in:
Clive Stevens
2015-05-20 12:26:58 +01:00
parent 1810656199
commit 63ecb59681
1 changed files with 2 additions and 2 deletions
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4
libfreerdp/codec/progressive.c
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@@ -262,8 +262,8 @@ PROGRESSIVE_SURFACE_CONTEXT* progressive_surface_context_new(UINT16 surfaceId, U
surface->id = surfaceId;
surface->width = width;
surface->height = height;
surface->gridWidth = (width + (width % 64)) / 64;
surface->gridHeight = (height + (height % 64)) / 64;
surface->gridWidth = (width + (64 - width % 64)) / 64;
surface->gridHeight = (height + (64 - height % 64)) / 64;
surface->gridSize = surface->gridWidth * surface->gridHeight;
surface->tiles = (RFX_PROGRESSIVE_TILE*) calloc(surface->gridSize, sizeof(RFX_PROGRESSIVE_TILE));