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Merge JPEG Images Vertically In C#
// An array of images you want to merge
string[] imagePaths = { "Image1.jpeg", "Image2.jpg" };
string outputPath = "MergeImages_Vertically.jpg";
// Getting resulting image size.
List<Size> imageSizes = new List<Size>();
foreach (string imagePath in imagePaths)
{
using (RasterImage image = (RasterImage)Image.Load(imagePath))
{
imageSizes.Add(image.Size);
}
}
// Width and Height of the resulting image
int newWidth = imageSizes.Max(size => size.Width);
int newHeight = imageSizes.Sum(size => size.Height);
// Merging images into one.
using (MemoryStream memoryStream = new MemoryStream())
{
StreamSource outputStreamSource = new StreamSource(memoryStream);
JpegOptions options = new JpegOptions() { Source = outputStreamSource, Quality = 100 };
using (JpegImage newImage = (JpegImage)Image.Create(options, newWidth, newHeight))
{
int stitchedHeight = 0;
foreach (string imagePath in imagePaths)
{
using (RasterImage image = (RasterImage)Image.Load(imagePath))
{
Rectangle bounds = new Rectangle(0, stitchedHeight, image.Width, image.Height);
newImage.SaveArgb32Pixels(bounds, image.LoadArgb32Pixels(image.Bounds));
stitchedHeight += image.Height;
}
}
newImage.Save(outputPath);
}
}
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