internal unsafe static void SetValue(IImage img, Array arr)
{
IImage[] channels = GetChannels(arr);
if (img.ColorInfo.NumberOfChannels != channels.Length)
{
throw new Exception("Number of channels in the image must be equal to array depth (0th dimension)");
}
ChannelMerger.MergeChannels(channels, img);
}
/// <summary>
/// Gets or sets image channel.
/// Channel size must be the same as image size.
/// </summary>
/// <param name="channelIdx">Index of an channel to get or replace.</param>
/// <returns>Image channel.</returns>
IImage IImage.this[int channelIdx]
{
get
{
return(ChannelSplitter.SplitChannels(this, channelIdx)[0]);
}
set
{
ChannelMerger.MergeChannels(new IImage[] { value }, this, channelIdx);
}
}
/// <summary>
/// Construct an image from channels.
/// </summary>
/// <param name="channels">Channels. The number of channels must be the same as number of channels specified by this color type.</param>
public Image(Image <Gray, TDepth>[] channels)
: this()
{
if (ColorInfo.NumberOfChannels != channels.Length)
{
throw new Exception("Number of channels must be the same as number of channels specified by this color type!");
}
int width = channels[0].Width;
int height = channels[0].Height;
Image.Initialize(this, width, height);
ChannelMerger.MergeChannels <TColor, TDepth>(channels, this);
}
