def YUVtoRGB(image):
"""
Convert the given WebP image instance from a YUV format to an RGB format
:param image: The WebP image in YUV format
:type image: BitmapHandler
:rtype: BitmapHandler
"""
return BitmapHandler(_decode_YUV_image(image), BitmapHandler.RGB,
image.width, image.height, image.width * 3)
def YUVtoBGR(image):
"""
Convert the given WebP image instance form YUV format to BGR format
:param image: The WebP image in YUV format
:type image: BitmapHandler
:rtype: BitmapHandler
"""
rgb_bitmap = _decode_YUV_image(image)
bgr_bitmap = bytearray()
for i in xrange(len(rgb_bitmap) / 3):
i *= 3
bgr_bitmap.append(rgb_bitmap[i + 2])
bgr_bitmap.append(rgb_bitmap[i + 1])
bgr_bitmap.append(rgb_bitmap[i])
# Return the BitmapHandler in BGR format
return BitmapHandler(bgr_bitmap, BitmapHandler.BGR, image.width,
image.height, image.width * 3)
def YUVtoRGBA(image):
"""
Convert the given WebP image instance form YUV format to RGBA format
:param image: The WebP image in YUV format
:type image: BitmapHandler
:rtype: BitmapHandler
"""
rgb_bitmap = _decode_YUV_image(image)
rgba_bitmap = bytearray()
for i in xrange(len(rgb_bitmap) / 3):
i *= 3
rgba_bitmap.append(rgb_bitmap[i])
rgba_bitmap.append(rgb_bitmap[i + 1])
rgba_bitmap.append(rgb_bitmap[i + 2])
rgba_bitmap.append(0xff)
# Return the BitmapHandler in RGB format
return BitmapHandler(rgba_bitmap, BitmapHandler.RGBA, image.width,
image.height, image.width * 4)