Grx.Context.save_to_jpeg_grayscale

@accepts(Grx.Context, filename, int)
@returns(bool)
def save_to_jpeg_grayscale(self, filename, quality):
    # Python wrapper for grx_context_save_to_jpeg_grayscale()

Dump a context in a Gray JPEG file

This routine works both in RGB and palette modes

self: Context to be saved or None to use the global context
filename: Name of jpeg file
quality: quality scaling (1 to 100) the normal value is 75
Returns