Writes the image to the specified file. ImageMagick
determines image format from the prefix or extension.
if an image format is selected which is capable of supporting
fewer colors than the original image or quantization has been
requested, the original image will be quantized to fewer colors.
Use a copy of the original if this is a problem.
Writes the image to the specified file. ImageMagick determines image format from the prefix or extension.
if an image format is selected which is capable of supporting fewer colors than the original image or quantization has been requested, the original image will be quantized to fewer colors. Use a copy of the original if this is a problem.