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Merge remote-tracking branch 'origin/develop' into xap

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QMK Bot 2024-02-16 13:40:48 +00:00
commit 89c7ce12ff
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304
lib/python/qmk/painter_qgf.py
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@ -1,9 +1,11 @@
# Copyright 2021 Nick Brassel (@tzarc)
# Copyright 2023 Pablo Martinez (@elpekenin) <elpekenin@elpekenin.dev>
# SPDX-License-Identifier: GPL-2.0-or-later
# Quantum Graphics File "QGF" Image File Format.
# See https://docs.qmk.fm/#/quantum_painter_qgf for more information.
import functools
from colorsys import rgb_to_hsv
from types import FunctionType
from PIL import Image, ImageFile, ImageChops
@ -15,6 +17,12 @@ def o24(i):
return o16(i & 0xFFFF) + o8((i & 0xFF0000) >> 16)
# Helper to convert from RGB888 to the QMK "dialect" of HSV888
def rgb888_to_qmk_hsv888(e):
hsv = rgb_to_hsv(e[0] / 255.0, e[1] / 255.0, e[2] / 255.0)
return (int(hsv[0] * 255.0), int(hsv[1] * 255.0), int(hsv[2] * 255.0))
########################################################################################################################
@ -60,6 +68,14 @@ class QGFGraphicsDescriptor:
+ o16(self.frame_count) # frame count
)
@property
def image_size(self):
return self.image_width, self.image_height
@image_size.setter
def image_size(self, size):
self.image_width, self.image_height = size
########################################################################################################################
@ -180,6 +196,14 @@ class QGFFrameDeltaDescriptorV1:
+ o16(self.bottom) # bottom
)
@property
def bbox(self):
return self.left, self.top, self.right, self.bottom
@bbox.setter
def bbox(self, bbox):
self.left, self.top, self.right, self.bottom = bbox
########################################################################################################################
@ -221,42 +245,159 @@ def _accept(prefix):
return False
def _save(im, fp, filename):
def _for_all_frames(x: FunctionType, /, images):
frame_num = 0
last_frame = None
for frame in images:
# Get number of of frames in this image
nfr = getattr(frame, "n_frames", 1)
for idx in range(nfr):
frame.seek(idx)
frame.load()
copy = frame.copy().convert("RGB")
x(frame_num, copy, last_frame)
last_frame = copy
frame_num += 1
def _compress_image(frame, last_frame, *, use_rle, use_deltas, format_, **_kwargs):
# Convert the original frame so we can do comparisons
converted = qmk.painter.convert_requested_format(frame, format_)
graphic_data = qmk.painter.convert_image_bytes(converted, format_)
# Convert the raw data to RLE-encoded if requested
raw_data = graphic_data[1]
if use_rle:
rle_data = qmk.painter.compress_bytes_qmk_rle(graphic_data[1])
use_raw_this_frame = not use_rle or len(raw_data) <= len(rle_data)
image_data = raw_data if use_raw_this_frame else rle_data
# Work out if a delta frame is smaller than injecting it directly
use_delta_this_frame = False
bbox = None
if use_deltas and last_frame is not None:
# If we want to use deltas, then find the difference
diff = ImageChops.difference(frame, last_frame)
# Get the bounding box of those differences
bbox = diff.getbbox()
# If we have a valid bounding box...
if bbox:
# ...create the delta frame by cropping the original.
delta_frame = frame.crop(bbox)
# Convert the delta frame to the requested format
delta_converted = qmk.painter.convert_requested_format(delta_frame, format_)
delta_graphic_data = qmk.painter.convert_image_bytes(delta_converted, format_)
# Work out how large the delta frame is going to be with compression etc.
delta_raw_data = delta_graphic_data[1]
if use_rle:
delta_rle_data = qmk.painter.compress_bytes_qmk_rle(delta_graphic_data[1])
delta_use_raw_this_frame = not use_rle or len(delta_raw_data) <= len(delta_rle_data)
delta_image_data = delta_raw_data if delta_use_raw_this_frame else delta_rle_data
# If the size of the delta frame (plus delta descriptor) is smaller than the original, use that instead
# This ensures that if a non-delta is overall smaller in size, we use that in preference due to flash
# sizing constraints.
if (len(delta_image_data) + QGFFrameDeltaDescriptorV1.length) < len(image_data):
# Copy across all the delta equivalents so that the rest of the processing acts on those
graphic_data = delta_graphic_data
raw_data = delta_raw_data
rle_data = delta_rle_data
use_raw_this_frame = delta_use_raw_this_frame
image_data = delta_image_data
use_delta_this_frame = True
# Default to whole image
bbox = bbox or [0, 0, *frame.size]
# Fix sze (as per #20296), we need to cast first as tuples are inmutable
bbox = list(bbox)
bbox[2] -= 1
bbox[3] -= 1
return {
"bbox": bbox,
"graphic_data": graphic_data,
"image_data": image_data,
"use_delta_this_frame": use_delta_this_frame,
"use_raw_this_frame": use_raw_this_frame,
}
# Helper function to save each frame to the output file
def _write_frame(idx, frame, last_frame, *, fp, frame_offsets, **kwargs):
# Not an argument of the function as it would consume from **kwargs
format_ = kwargs["format_"]
# (potentially) Apply RLE and/or delta, and work out output image's information
outputs = _compress_image(frame, last_frame, **kwargs)
bbox = outputs["bbox"]
graphic_data = outputs["graphic_data"]
image_data = outputs["image_data"]
use_delta_this_frame = outputs["use_delta_this_frame"]
use_raw_this_frame = outputs["use_raw_this_frame"]
# Write out the frame descriptor
frame_offsets.frame_offsets[idx] = fp.tell()
vprint(f'{f"Frame {idx:3d} base":26s} {fp.tell():5d}d / {fp.tell():04X}h')
frame_descriptor = QGFFrameDescriptorV1()
frame_descriptor.is_delta = use_delta_this_frame
frame_descriptor.is_transparent = False
frame_descriptor.format = format_['image_format_byte']
frame_descriptor.compression = 0x00 if use_raw_this_frame else 0x01 # See qp.h, painter_compression_t
frame_descriptor.delay = frame.info.get('duration', 1000) # If we're not an animation, just pretend we're delaying for 1000ms
frame_descriptor.write(fp)
# Write out the palette if required
if format_['has_palette']:
palette = graphic_data[0]
palette_descriptor = QGFFramePaletteDescriptorV1()
# Convert all palette entries to HSV888 and write to the output
palette_descriptor.palette_entries = list(map(rgb888_to_qmk_hsv888, palette))
vprint(f'{f"Frame {idx:3d} palette":26s} {fp.tell():5d}d / {fp.tell():04X}h')
palette_descriptor.write(fp)
# Write out the delta info if required
if use_delta_this_frame:
# Set up the rendering location of where the delta frame should be situated
delta_descriptor = QGFFrameDeltaDescriptorV1()
delta_descriptor.bbox = bbox
# Write the delta frame to the output
vprint(f'{f"Frame {idx:3d} delta":26s} {fp.tell():5d}d / {fp.tell():04X}h')
delta_descriptor.write(fp)
# Write out the data for this frame to the output
data_descriptor = QGFFrameDataDescriptorV1()
data_descriptor.data = image_data
vprint(f'{f"Frame {idx:3d} data":26s} {fp.tell():5d}d / {fp.tell():04X}h')
data_descriptor.write(fp)
def _save(im, fp, _filename):
"""Helper method used by PIL to write to an output file.
"""
# Work out from the parameters if we need to do anything special
encoderinfo = im.encoderinfo.copy()
append_images = list(encoderinfo.get("append_images", []))
verbose = encoderinfo.get("verbose", False)
use_deltas = encoderinfo.get("use_deltas", True)
use_rle = encoderinfo.get("use_rle", True)
# Helper for inline verbose prints
def vprint(s):
if verbose:
print(s)
# Helper for prints, noop taking any args if not verbose
global vprint
verbose = encoderinfo.get("verbose", False)
vprint = print if verbose else lambda *_args, **_kwargs: None
# Helper to iterate through all frames in the input image
def _for_all_frames(x: FunctionType):
frame_num = 0
last_frame = None
for frame in [im] + append_images:
# Get number of of frames in this image
nfr = getattr(frame, "n_frames", 1)
for idx in range(nfr):
frame.seek(idx)
frame.load()
copy = frame.copy().convert("RGB")
x(frame_num, copy, last_frame)
last_frame = copy
frame_num += 1
append_images = list(encoderinfo.get("append_images", []))
for_all_frames = functools.partial(_for_all_frames, images=[im, *append_images])
# Collect all the frame sizes
frame_sizes = []
_for_all_frames(lambda idx, frame, last_frame: frame_sizes.append(frame.size))
for_all_frames(lambda _idx, frame, _last_frame: frame_sizes.append(frame.size))
# Make sure all frames are the same size
if len(list(set(frame_sizes))) != 1:
if len(set(frame_sizes)) != 1:
raise ValueError("Mismatching sizes on frames")
# Write out the initial graphics descriptor (and write a dummy value), so that we can come back and fill in the
@ -264,8 +405,7 @@ def _save(im, fp, filename):
graphics_descriptor_location = fp.tell()
graphics_descriptor = QGFGraphicsDescriptor()
graphics_descriptor.frame_count = len(frame_sizes)
graphics_descriptor.image_width = frame_sizes[0][0]
graphics_descriptor.image_height = frame_sizes[0][1]
graphics_descriptor.image_size = frame_sizes[0]
vprint(f'{"Graphics descriptor block":26s} {fp.tell():5d}d / {fp.tell():04X}h')
graphics_descriptor.write(fp)
@ -276,117 +416,9 @@ def _save(im, fp, filename):
vprint(f'{"Frame offsets block":26s} {fp.tell():5d}d / {fp.tell():04X}h')
frame_offsets.write(fp)
# Helper function to save each frame to the output file
def _write_frame(idx, frame, last_frame):
# If we replace the frame we're going to output with a delta, we can override it here
this_frame = frame
location = (0, 0)
size = frame.size
# Work out the format we're going to use
format = encoderinfo["qmk_format"]
# Convert the original frame so we can do comparisons
converted = qmk.painter.convert_requested_format(this_frame, format)
graphic_data = qmk.painter.convert_image_bytes(converted, format)
# Convert the raw data to RLE-encoded if requested
raw_data = graphic_data[1]
if use_rle:
rle_data = qmk.painter.compress_bytes_qmk_rle(graphic_data[1])
use_raw_this_frame = not use_rle or len(raw_data) <= len(rle_data)
image_data = raw_data if use_raw_this_frame else rle_data
# Work out if a delta frame is smaller than injecting it directly
use_delta_this_frame = False
if use_deltas and last_frame is not None:
# If we want to use deltas, then find the difference
diff = ImageChops.difference(frame, last_frame)
# Get the bounding box of those differences
bbox = diff.getbbox()
# If we have a valid bounding box...
if bbox:
# ...create the delta frame by cropping the original.
delta_frame = frame.crop(bbox)
delta_location = (bbox[0], bbox[1])
delta_size = (bbox[2] - bbox[0], bbox[3] - bbox[1])
# Convert the delta frame to the requested format
delta_converted = qmk.painter.convert_requested_format(delta_frame, format)
delta_graphic_data = qmk.painter.convert_image_bytes(delta_converted, format)
# Work out how large the delta frame is going to be with compression etc.
delta_raw_data = delta_graphic_data[1]
if use_rle:
delta_rle_data = qmk.painter.compress_bytes_qmk_rle(delta_graphic_data[1])
delta_use_raw_this_frame = not use_rle or len(delta_raw_data) <= len(delta_rle_data)
delta_image_data = delta_raw_data if delta_use_raw_this_frame else delta_rle_data
# If the size of the delta frame (plus delta descriptor) is smaller than the original, use that instead
# This ensures that if a non-delta is overall smaller in size, we use that in preference due to flash
# sizing constraints.
if (len(delta_image_data) + QGFFrameDeltaDescriptorV1.length) < len(image_data):
# Copy across all the delta equivalents so that the rest of the processing acts on those
this_frame = delta_frame
location = delta_location
size = delta_size
converted = delta_converted
graphic_data = delta_graphic_data
raw_data = delta_raw_data
rle_data = delta_rle_data
use_raw_this_frame = delta_use_raw_this_frame
image_data = delta_image_data
use_delta_this_frame = True
# Write out the frame descriptor
frame_offsets.frame_offsets[idx] = fp.tell()
vprint(f'{f"Frame {idx:3d} base":26s} {fp.tell():5d}d / {fp.tell():04X}h')
frame_descriptor = QGFFrameDescriptorV1()
frame_descriptor.is_delta = use_delta_this_frame
frame_descriptor.is_transparent = False
frame_descriptor.format = format['image_format_byte']
frame_descriptor.compression = 0x00 if use_raw_this_frame else 0x01 # See qp.h, painter_compression_t
frame_descriptor.delay = frame.info['duration'] if 'duration' in frame.info else 1000 # If we're not an animation, just pretend we're delaying for 1000ms
frame_descriptor.write(fp)
# Write out the palette if required
if format['has_palette']:
palette = graphic_data[0]
palette_descriptor = QGFFramePaletteDescriptorV1()
# Helper to convert from RGB888 to the QMK "dialect" of HSV888
def rgb888_to_qmk_hsv888(e):
hsv = rgb_to_hsv(e[0] / 255.0, e[1] / 255.0, e[2] / 255.0)
return (int(hsv[0] * 255.0), int(hsv[1] * 255.0), int(hsv[2] * 255.0))
# Convert all palette entries to HSV888 and write to the output
palette_descriptor.palette_entries = list(map(rgb888_to_qmk_hsv888, palette))
vprint(f'{f"Frame {idx:3d} palette":26s} {fp.tell():5d}d / {fp.tell():04X}h')
palette_descriptor.write(fp)
# Write out the delta info if required
if use_delta_this_frame:
# Set up the rendering location of where the delta frame should be situated
delta_descriptor = QGFFrameDeltaDescriptorV1()
delta_descriptor.left = location[0]
delta_descriptor.top = location[1]
delta_descriptor.right = location[0] + size[0] - 1
delta_descriptor.bottom = location[1] + size[1] - 1
# Write the delta frame to the output
vprint(f'{f"Frame {idx:3d} delta":26s} {fp.tell():5d}d / {fp.tell():04X}h')
delta_descriptor.write(fp)
# Write out the data for this frame to the output
data_descriptor = QGFFrameDataDescriptorV1()
data_descriptor.data = image_data
vprint(f'{f"Frame {idx:3d} data":26s} {fp.tell():5d}d / {fp.tell():04X}h')
data_descriptor.write(fp)
# Iterate over each if the input frames, writing it to the output in the process
_for_all_frames(_write_frame)
write_frame = functools.partial(_write_frame, format_=encoderinfo["qmk_format"], fp=fp, use_deltas=encoderinfo.get("use_deltas", True), use_rle=encoderinfo.get("use_rle", True), frame_offsets=frame_offsets)
for_all_frames(write_frame)
# Go back and update the graphics descriptor now that we can determine the final file size
graphics_descriptor.total_file_size = fp.tell()