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Convert cairo canvas read_bits() to pixman

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This commit is contained in:
Alexander Larsson 2010-02-17 16:09:06 +01:00
parent f7c071514b
commit ceff9ca642
1 changed files with 5 additions and 6 deletions
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11
common/cairo_canvas.c
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@ -2120,18 +2120,17 @@ void canvas_draw_stroke(CairoCanvas *canvas, SpiceRect *bbox, SpiceClip *clip, S
void canvas_read_bits(CairoCanvas *canvas, uint8_t *dest, int dest_stride, const SpiceRect *area)
{
cairo_t *cairo = canvas->cairo;
cairo_surface_t* surface;
pixman_image_t* surface;
uint8_t *src;
int src_stride;
uint8_t *dest_end;
ASSERT(canvas && area);
surface = cairo_get_target(cairo);
src_stride = cairo_image_surface_get_stride(surface);
src = cairo_image_surface_get_data(surface) + area->top * src_stride +
area->left * sizeof(uint32_t);
surface = canvas->image;
src_stride = pixman_image_get_stride(surface);
src = (uint8_t *)pixman_image_get_data(surface) +
area->top * src_stride + area->left * sizeof(uint32_t);
dest_end = dest + (area->bottom - area->top) * dest_stride;
for (; dest != dest_end; dest += dest_stride, src += src_stride) {
memcpy(dest, src, dest_stride);