drewcassidy/nvidia-texture-tools
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Correct polyphase filters.

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This commit is contained in:
castano
2007-12-02 10:31:37 +00:00
parent 4d51088d96
commit 3359090581
6 changed files with 474 additions and 328 deletions
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5
src/nvtt/tools/resize.cpp
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@ -68,7 +68,7 @@ static bool loadImage(nv::Image & image, const char * fileName)
int main(int argc, char *argv[])
{
MyAssertHandler assertHandler;
//MyAssertHandler assertHandler;
MyMessageHandler messageHandler;
float scale = 0.5f;
@ -122,7 +122,8 @@ int main(int argc, char *argv[])
// k.initKaiser(4, scale, 20);
// nv::AutoPtr<nv::FloatImage> fresult(fimage.downSample(k, image.width() * scale, image.height() * scale, nv::FloatImage::WrapMode_Clamp));
nv::AutoPtr<nv::FloatImage> fresult(fimage.downSample(image.width() * scale, image.height() * scale, nv::FloatImage::WrapMode_Mirror));
nv::BoxFilter filter;
nv::AutoPtr<nv::FloatImage> fresult(fimage.downSample(filter, image.width() * scale, image.height() * scale, nv::FloatImage::WrapMode_Mirror));
nv::AutoPtr<nv::Image> result(fresult->createImageGammaCorrect(1.0));