public ViewfinderProcessor(RenderScript rs, Size dimensions)
{
Type.Builder yuvTypeBuilder = new Type.Builder(rs, Element.YUV(rs));
yuvTypeBuilder.SetX(dimensions.Width);
yuvTypeBuilder.SetY(dimensions.Height);
yuvTypeBuilder.SetYuvFormat((int)ImageFormatType.Yuv420888);
mInputHdrAllocation = Allocation.CreateTyped(rs, yuvTypeBuilder.Create(),
AllocationUsage.IoInput | AllocationUsage.Script);
Type.Builder rgbTypeBuilder = new Type.Builder(rs, Element.RGBA_8888(rs));
rgbTypeBuilder.SetX(dimensions.Width);
rgbTypeBuilder.SetY(dimensions.Height);
mPrevAllocation = Allocation.CreateTyped(rs, rgbTypeBuilder.Create(),
AllocationUsage.Script);
mOutputAllocation = Allocation.CreateTyped(rs, rgbTypeBuilder.Create(),
AllocationUsage.IoOutput | AllocationUsage.Script);
mHdrYuvToRGBScript = ScriptIntrinsicYuvToRGB.Create(rs, Element.RGBA_8888(rs));
mHdrColorMatrixScript = ScriptIntrinsicColorMatrix.Create(rs);
mHdrColorMatrixScript.SetColorMatrix(new Matrix4f(new float[] { 0.5f, 0, 0, 0, 0, 0.5f, 0, 0, 0, 0, 0.5f, 0, 0, 0, 0, 0.5f }));
mHdrBlendScript = ScriptIntrinsicBlend.Create(rs, Element.RGBA_8888(rs));
mDimensions = dimensions;
mFrameCounter = 0;
SetRenderMode(ModeNormal);
}
protected override void DisposeObject()
{
if (_input != null)
{
_input.Destroy();
_input = null;
}
if (_yuvToRgbIntrinsic != null)
{
_yuvToRgbIntrinsic.Destroy();
_yuvToRgbIntrinsic = null;
}
if (rs != null)
{
rs.Destroy();
rs = null;
}
}
public YUV420Converter(Context context)
{
rs = RenderScript.Create(context);
_yuvToRgbIntrinsic = ScriptIntrinsicYuvToRGB.Create(rs, Element.U8_4(rs));
}
