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Always tread depth 24 (i.e. non alpha) as depth 32 when blitting

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When blitting we don't really care about alpha mismatches, we just copy bits
anyway.
This commit is contained in:
Alexander Larsson 2010-04-12 10:29:42 +02:00
parent 7977a00187
commit 347f9598dc
1 changed files with 22 additions and 8 deletions
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30
pixman_utils.c
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@ -521,7 +521,7 @@ void spice_pixman_blit(pixman_image_t *dest,
int width, int height)
{
uint32_t *bits, *src_bits;
int stride, depth;
int stride, depth, src_depth;
int src_width, src_height, src_stride;
uint8_t *byte_line;
uint8_t *src_line;
@ -532,10 +532,19 @@ void spice_pixman_blit(pixman_image_t *dest,
depth = pixman_image_get_depth(dest);
/* stride is in bytes, depth in bits */
if (depth == 24) {
depth = 32; /* Needed for pixman_blt */
}
src_bits = pixman_image_get_data(src);
src_stride = pixman_image_get_stride(src);
src_width = pixman_image_get_width(src);
src_height = pixman_image_get_height(src);
src_depth = pixman_image_get_depth(src);
if (src_depth == 24) {
src_depth = 32; /* Needed for pixman_blt */
}
/* Clip source */
if (src_x < 0) {
@ -569,11 +578,7 @@ void spice_pixman_blit(pixman_image_t *dest,
ASSERT(dest_y + height <= pixman_image_get_height(dest));
ASSERT(src_x + width <= pixman_image_get_width(src));
ASSERT(src_y + height <= pixman_image_get_height(src));
ASSERT(depth == pixman_image_get_depth(src));
if (depth == 24) {
depth = 32; /* Needed for pixman_blt */
}
ASSERT(depth == src_depth);
if (pixman_blt(src_bits,
bits,
@ -616,7 +621,7 @@ void spice_pixman_blit_rop (pixman_image_t *dest,
SpiceROP rop)
{
uint32_t *bits, *src_bits;
int stride, depth;
int stride, depth, src_depth;
int src_width, src_height, src_stride;
uint8_t *byte_line;
uint8_t *src_line;
@ -626,10 +631,19 @@ void spice_pixman_blit_rop (pixman_image_t *dest,
depth = pixman_image_get_depth(dest);
/* stride is in bytes, depth in bits */
if (depth == 24) {
depth = 32; /* Needed for pixman_blt */
}
src_bits = pixman_image_get_data(src);
src_stride = pixman_image_get_stride(src);
src_width = pixman_image_get_width(src);
src_height = pixman_image_get_height(src);
src_depth = pixman_image_get_depth(src);
if (src_depth == 24) {
src_depth = 32; /* Needed for pixman_blt */
}
/* Clip source */
if (src_x < 0) {
@ -663,7 +677,7 @@ void spice_pixman_blit_rop (pixman_image_t *dest,
ASSERT(dest_y + height <= pixman_image_get_height(dest));
ASSERT(src_x + width <= pixman_image_get_width(src));
ASSERT(src_y + height <= pixman_image_get_height(src));
ASSERT(depth == pixman_image_get_depth(src));
ASSERT(depth == src_depth);
if (depth == 8) {
copy_rop_8_func_t rop_func = copy_rops_8[rop];