flipperzero-firmware/scripts/assets.py

169 lines
6.7 KiB
Python
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#!/usr/bin/env python3
import logging
import argparse
import subprocess
import io
import os
import sys
ICONS_SUPPORTED_FORMATS = ["png"]
ICONS_TEMPLATE_H_HEADER = """#pragma once
#include <gui/icon.h>
"""
ICONS_TEMPLATE_H_ICON_NAME = "extern const Icon {name};\n"
ICONS_TEMPLATE_C_HEADER = """#include \"assets_icons.h\"
#include <gui/icon_i.h>
"""
ICONS_TEMPLATE_C_FRAME = "const uint8_t {name}[] = {data};\n"
ICONS_TEMPLATE_C_DATA = "const uint8_t *{name}[] = {data};\n"
ICONS_TEMPLATE_C_ICONS = "const Icon {name} = {{.width={width},.height={height},.frame_count={frame_count},.frame_rate={frame_rate},.frames=_{name}}};\n"
class Main:
def __init__(self):
# command args
self.parser = argparse.ArgumentParser()
self.parser.add_argument("-d", "--debug", action="store_true", help="Debug")
self.subparsers = self.parser.add_subparsers(help="sub-command help")
self.parser_icons = self.subparsers.add_parser(
"icons", help="Process icons and build icon registry"
)
self.parser_icons.add_argument(
"-s", "--source-directory", help="Source directory"
)
self.parser_icons.add_argument(
"-o", "--output-directory", help="Output directory"
)
self.parser_icons.set_defaults(func=self.icons)
# logging
self.logger = logging.getLogger()
def __call__(self):
self.args = self.parser.parse_args()
if "func" not in self.args:
self.parser.error("Choose something to do")
# configure log output
self.log_level = logging.DEBUG if self.args.debug else logging.INFO
self.logger.setLevel(self.log_level)
self.handler = logging.StreamHandler(sys.stdout)
self.handler.setLevel(self.log_level)
self.formatter = logging.Formatter("%(asctime)s [%(levelname)s] %(message)s")
self.handler.setFormatter(self.formatter)
self.logger.addHandler(self.handler)
# execute requested function
self.args.func()
def icons(self):
self.logger.debug(f"Converting icons")
icons_c = open(os.path.join(self.args.output_directory, "assets_icons.c"), "w")
icons_c.write(ICONS_TEMPLATE_C_HEADER)
icons = []
# Traverse icons tree, append image data to source file
for dirpath, dirnames, filenames in os.walk(self.args.source_directory):
self.logger.debug(f"Processing directory {dirpath}")
dirnames.sort()
if not filenames:
continue
if "frame_rate" in filenames:
self.logger.debug(f"Folder contatins animation")
icon_name = "A_" + os.path.split(dirpath)[1].replace("-", "_")
width = height = None
frame_count = 0
frame_rate = 0
frame_names = []
for filename in sorted(filenames):
fullfilename = os.path.join(dirpath, filename)
if filename == "frame_rate":
frame_rate = int(open(fullfilename, "r").read().strip())
continue
elif not self.iconIsSupported(filename):
continue
self.logger.debug(f"Processing animation frame {filename}")
temp_width, temp_height, data = self.icon2header(fullfilename)
if width is None:
width = temp_width
if height is None:
height = temp_height
assert width == temp_width
assert height == temp_height
frame_name = f"_{icon_name}_{frame_count}"
frame_names.append(frame_name)
icons_c.write(
ICONS_TEMPLATE_C_FRAME.format(name=frame_name, data=data)
)
frame_count += 1
assert frame_rate > 0
assert frame_count > 0
icons_c.write(
ICONS_TEMPLATE_C_DATA.format(
name=f"_{icon_name}", data=f'{{{",".join(frame_names)}}}'
)
)
icons_c.write("\n")
icons.append((icon_name, width, height, frame_rate, frame_count))
else:
# process icons
for filename in filenames:
if not self.iconIsSupported(filename):
continue
self.logger.debug(f"Processing icon {filename}")
icon_name = "I_" + "_".join(filename.split(".")[:-1]).replace(
"-", "_"
)
fullfilename = os.path.join(dirpath, filename)
width, height, data = self.icon2header(fullfilename)
frame_name = f"_{icon_name}_0"
icons_c.write(
ICONS_TEMPLATE_C_FRAME.format(name=frame_name, data=data)
)
icons_c.write(
ICONS_TEMPLATE_C_DATA.format(
name=f"_{icon_name}", data=f"{{{frame_name}}}"
)
)
icons_c.write("\n")
icons.append((icon_name, width, height, 0, 1))
# Create array of images:
self.logger.debug(f"Finalizing source file")
for name, width, height, frame_rate, frame_count in icons:
icons_c.write(
ICONS_TEMPLATE_C_ICONS.format(
name=name,
width=width,
height=height,
frame_rate=frame_rate,
frame_count=frame_count,
)
)
icons_c.write("\n")
# Create Public Header
self.logger.debug(f"Creating header")
icons_h = open(os.path.join(self.args.output_directory, "assets_icons.h"), "w")
icons_h.write(ICONS_TEMPLATE_H_HEADER)
for name, width, height, frame_rate, frame_count in icons:
icons_h.write(ICONS_TEMPLATE_H_ICON_NAME.format(name=name))
self.logger.debug(f"Done")
def icon2header(self, file):
output = subprocess.check_output(["convert", file, "xbm:-"])
assert output
f = io.StringIO(output.decode().strip())
width = int(f.readline().strip().split(" ")[2])
height = int(f.readline().strip().split(" ")[2])
data = f.read().strip().replace("\n", "").replace(" ", "").split("=")[1][:-1]
return width, height, data
def iconIsSupported(self, filename):
extension = filename.lower().split(".")[-1]
return extension in ICONS_SUPPORTED_FORMATS
if __name__ == "__main__":
Main()()