private static Texture2D CreateTexture(int width, int height,
VLUnitySdk.ImageFormat imageFormat)
{
switch (imageFormat)
{
case VLUnitySdk.ImageFormat.Grey:
return(new Texture2D(width, height, TextureFormat.Alpha8, false));
case VLUnitySdk.ImageFormat.RGB:
return(new Texture2D(width, height, TextureFormat.RGB24, false));
case VLUnitySdk.ImageFormat.RGBA:
return(new Texture2D(width, height, TextureFormat.RGBA32, false));
}
return(null);
}
private static TextureFormat ImageFormatToTextureFormat(
VLUnitySdk.ImageFormat imageFormat)
{
switch (imageFormat)
{
case VLUnitySdk.ImageFormat.Grey:
return(TextureFormat.Alpha8);
case VLUnitySdk.ImageFormat.RGB:
return(TextureFormat.RGB24);
case VLUnitySdk.ImageFormat.RGBA:
return(TextureFormat.RGBA32);
}
throw new ArgumentException("Unsupported image format");
}
private void OnImage(VLImageWrapper image)
{
// Use camera image as texture
int imageWidth = image.GetWidth();
int imageHeight = image.GetHeight();
if (imageWidth > 0 && imageHeight > 0)
{
int imageByteSize = imageWidth * imageHeight *
image.GetBytesPerPixel();
if (this.textureData == null ||
this.textureData.Length != imageByteSize)
{
this.textureData = new byte[imageByteSize];
}
// Copy the image into a byte array
if (image.CopyToBuffer(this.textureData))
{
// Generate a texture from the byte array
VLUnitySdk.ImageFormat imageFormat = image.GetFormat();
TextureFormat textureFormat =
ImageFormatToTextureFormat(imageFormat);
if (!this.texture ||
this.texture.width != imageWidth ||
this.texture.height != imageHeight ||
this.texture.format != textureFormat)
{
this.texture = new Texture2D(
imageWidth, imageHeight, textureFormat, false);
this.rawImage.texture = this.texture;
this.UpdateImageSize();
}
if (this.texture)
{
this.texture.LoadRawTextureData(this.textureData);
this.texture.Apply();
}
}
}
}