fix: values of dstRange/srcRange when calling sws_setColorspaceDetails()

In sws_setColorspaceDetails(), dstRange/srcRange is 1 for JPEG range and 0 for
MPEG range.

av/video/reformatter.pyx

@@ -110,6 +110,10 @@ cdef class VideoReformatter:
         if frame.ptr.format < 0:
             raise ValueError("Frame does not have format set.")
 
+        # The definition of color range in pixfmt.h and swscale.h is different.
+        src_color_range = 1 if src_color_range == ColorRange.JPEG.value else 0
+        dst_color_range = 1 if dst_color_range == ColorRange.JPEG.value else 0
+
         cdef lib.AVPixelFormat src_format = <lib.AVPixelFormat> frame.ptr.format
 
         # Shortcut!