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Added a simple chroma key method to a frame object, and added multi-threaded optimizations to the black magic capture code.

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This commit is contained in:
Jonathan Thomas
2013-01-26 23:02:21 -06:00
parent 6c1d0a9568
commit fbf169a7fa
3 changed files with 120 additions and 18 deletions
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13
src/Frame.cpp
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@@ -396,6 +396,19 @@ int Frame::GetWidth()
return image->columns();
}
// Make colors in a specific range transparent
void Frame::TransparentColors(string color, double fuzz)
{
// Make this range of colors transparent
image->colorFuzz(fuzz * 65535 / 100.0);
image->transparent(Magick::Color(color));
image->colorFuzz(0);
//image->quantumOperator(Magick::OpacityChannel, Magick::UndefinedEvaluateOperator, "K0*b − K1*g + K2");
//image->fx("g-2*b+1");
//K0*b − K1*g + K2
}
// Save the frame image to the specified path. The image format is determined from the extension (i.e. image.PNG, image.JPEG)
void Frame::Save(string path, float scale)
{