diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/python/qmk/painter.py | 38 |
1 files changed, 14 insertions, 24 deletions
diff --git a/lib/python/qmk/painter.py b/lib/python/qmk/painter.py index 48310c8961..381a996443 100644 --- a/lib/python/qmk/painter.py +++ b/lib/python/qmk/painter.py @@ -191,6 +191,12 @@ def convert_requested_format(im, format): return im +def rgb_to565(r, g, b): + msb = ((r >> 3 & 0x1F) << 3) + (g >> 5 & 0x07) + lsb = ((g >> 2 & 0x07) << 5) + (b >> 3 & 0x1F) + return [msb, lsb] + + def convert_image_bytes(im, format): """Convert the supplied image to the equivalent bytes required by the QMK firmware. """ @@ -248,41 +254,25 @@ def convert_image_bytes(im, format): if image_format == 'IMAGE_FORMAT_RGB565': # Take the red, green, and blue channels - image_bytes_red = im.tobytes("raw", "R") - image_bytes_green = im.tobytes("raw", "G") - image_bytes_blue = im.tobytes("raw", "B") - image_pixels_len = len(image_bytes_red) + red = im.tobytes("raw", "R") + green = im.tobytes("raw", "G") + blue = im.tobytes("raw", "B") # No palette palette = None - bytearray = [] - for x in range(image_pixels_len): - # 5 bits of red, 3 MSb of green - byte = ((image_bytes_red[x] >> 3 & 0x1F) << 3) + (image_bytes_green[x] >> 5 & 0x07) - bytearray.append(byte) - # 3 LSb of green, 5 bits of blue - byte = ((image_bytes_green[x] >> 2 & 0x07) << 5) + (image_bytes_blue[x] >> 3 & 0x1F) - bytearray.append(byte) + bytearray = [byte for r, g, b in zip(red, green, blue) for byte in rgb_to565(r, g, b)] if image_format == 'IMAGE_FORMAT_RGB888': # Take the red, green, and blue channels - image_bytes_red = im.tobytes("raw", "R") - image_bytes_green = im.tobytes("raw", "G") - image_bytes_blue = im.tobytes("raw", "B") - image_pixels_len = len(image_bytes_red) + red = im.tobytes("raw", "R") + green = im.tobytes("raw", "G") + blue = im.tobytes("raw", "B") # No palette palette = None - bytearray = [] - for x in range(image_pixels_len): - byte = image_bytes_red[x] - bytearray.append(byte) - byte = image_bytes_green[x] - bytearray.append(byte) - byte = image_bytes_blue[x] - bytearray.append(byte) + bytearray = [byte for r, g, b in zip(red, green, blue) for byte in (r, g, b)] if len(bytearray) != expected_byte_count: raise Exception(f"Wrong byte count, was {len(bytearray)}, expected {expected_byte_count}") |