bool
ISurfaceAllocator::AllocSurfaceDescriptorWithCaps(const gfxIntSize& aSize,
gfxASurface::gfxContentType aContent,
uint32_t aCaps,
SurfaceDescriptor* aBuffer)
{
bool tryPlatformSurface = true;
#ifdef DEBUG
tryPlatformSurface = !PR_GetEnv("MOZ_LAYERS_FORCE_SHMEM_SURFACES");
#endif
if (tryPlatformSurface &&
PlatformAllocSurfaceDescriptor(aSize, aContent, aCaps, aBuffer)) {
return true;
}
if (XRE_GetProcessType() == GoannaProcessType_Default) {
gfxImageFormat format =
gfxPlatform::GetPlatform()->OptimalFormatForContent(aContent);
int32_t stride = gfxASurface::FormatStrideForWidth(format, aSize.width);
uint8_t *data = new uint8_t[stride * aSize.height];
memset(data, 0, stride * aSize.height);
*aBuffer = MemoryImage((uintptr_t)data, aSize, stride, format);
return true;
}
nsRefPtr<gfxSharedImageSurface> buffer;
if (!AllocSharedImageSurface(aSize, aContent,
getter_AddRefs(buffer))) {
return false;
}
*aBuffer = buffer->GetShmem();
return true;
}
bool
ISurfaceAllocator::AllocSurfaceDescriptorWithCaps(const gfxIntSize& aSize,
gfxASurface::gfxContentType aContent,
uint32_t aCaps,
SurfaceDescriptor* aBuffer)
{
bool tryPlatformSurface = true;
#ifdef DEBUG
tryPlatformSurface = !PR_GetEnv("MOZ_LAYERS_FORCE_SHMEM_SURFACES");
#endif
if (tryPlatformSurface &&
PlatformAllocSurfaceDescriptor(aSize, aContent, aCaps, aBuffer)) {
return true;
}
if (XRE_GetProcessType() == GeckoProcessType_Default) {
gfxImageFormat format =
gfxPlatform::GetPlatform()->OptimalFormatForContent(aContent);
int32_t stride = gfxASurface::FormatStrideForWidth(format, aSize.width);
uint8_t *data = new (std::nothrow) uint8_t[stride * aSize.height];
if (!data) {
return false;
}
#ifdef XP_MACOSX
// Workaround a bug in Quartz where drawing an a8 surface to another a8
// surface with OPERATOR_SOURCE still requires the destination to be clear.
if (format == gfxASurface::ImageFormatA8) {
memset(data, 0, stride * aSize.height);
}
#endif
*aBuffer = MemoryImage((uintptr_t)data, aSize, stride, format);
return true;
}
nsRefPtr<gfxSharedImageSurface> buffer;
if (!AllocSharedImageSurface(aSize, aContent,
getter_AddRefs(buffer))) {
return false;
}
*aBuffer = buffer->GetShmem();
return true;
}
int main(int argc, char *argv[]) {
QApplication App(argc, argv);
QImage MemoryImage("D:/Vyzkumak/Workspace/Qt/Qt/Debug/Picture.png");
QImage ShowImage("D:/Vyzkumak/Workspace/Qt/Qt/Debug/Picture.png");
QLabel label;
label.setPixmap(QPixmap::fromImage(ShowImage));
label.show();
int w = MemoryImage.width();
int h = MemoryImage.height();
start = time (NULL);
for (int j=0; j<1; j++){
qreal H, S, V;
QColor Color;
qreal cont=0;
for (int i=0; i<100; i++){
cont=cont+0.01;
for ( int x = 0; x < w; x++ ){
for ( int y = 0; y < h; y++ ){
QRgb Rgb = MemoryImage.pixel( x, y);
Color.setRgb(Rgb);
Color.getHsvF(&H, &S, &V);
qreal v=V*cont;
Color.setHsvF(H, S, v);
Rgb = Color.rgb();
ShowImage.setPixel(x, y, Rgb);
}
}
label.setPixmap(QPixmap::fromImage(ShowImage));
label.repaint();
}
}
end = time (NULL);
int length = (int) (end - start);
std::cout << "Length of rendering 100 frames was: " << length << " seconds.\n";
std::cout << "Average fps is: " << 100. / (float)length << " frames per seconds.\n";
App.exec();
}
