public void CopyToByteBuffer_ShouldReturnByteArray_When_BufferSizeIsLargeEnough()
{
var imageFrame = new ImageFrame(ImageFormat.Format.GRAY8, 10, 10);
var normalBuffer = imageFrame.CopyToByteBuffer(100);
var largeBuffer = imageFrame.CopyToByteBuffer(120);
Assert.IsEmpty(normalBuffer.Where((x, i) => x != largeBuffer[i]));
}
public void SetToZero_ShouldSetZeroToAllBytes()
{
using (var imageFrame = new ImageFrame(ImageFormat.Format.GRAY8, 10, 10)) {
var origBytes = imageFrame.CopyToByteBuffer(100);
Assert.False(origBytes.All((x) => x == 0));
imageFrame.SetToZero();
var bytes = imageFrame.CopyToByteBuffer(100);
Assert.True(bytes.All((x) => x == 0));
}
}
public void Ctor_ShouldInstantiateImageFrame_When_CalledWithPixelData()
{
var pixelData = new NativeArray <byte>(32, Allocator.Temp, NativeArrayOptions.UninitializedMemory);
var srcBytes = new byte[] {
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
};
pixelData.CopyFrom(srcBytes);
using (var imageFrame = new ImageFrame(ImageFormat.Format.SBGRA, 4, 2, 16, pixelData)) {
Assert.AreEqual(imageFrame.Width(), 4);
Assert.AreEqual(imageFrame.Height(), 2);
Assert.False(imageFrame.IsEmpty());
var bytes = imageFrame.CopyToByteBuffer(32);
Assert.IsEmpty(bytes.Where((x, i) => x != srcBytes[i]));
}
}
public void CopyToByteBuffer_ShouldThrowException_When_BufferSizeIsTooSmall()
{
var imageFrame = new ImageFrame(ImageFormat.Format.GRAY8, 10, 10);
Assert.Throws <MediaPipeException>(() => { imageFrame.CopyToByteBuffer(99); });
}