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Splash generator.

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(Modified from the one generates world_map.bin)
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dqs105 2020-08-28 00:22:36 +08:00
parent 78f2e417d6
commit 8463cba4b6
1 changed files with 65 additions and 0 deletions
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firmware/tools/generate_custom_splash.py Normal file
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#!/usr/bin/env python
# Copyright (C) 2017 Furrtek
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; see the file COPYING. If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.
#
from __future__ import print_function
import sys
import struct
from PIL import Image
usage_info = """
Custom splash generator
Usage: <command> <input image>
Notice:
Input image size should be 304x240.
Generated image will be named "splash.bin", put it under SD card's root directory will work.
"""
if len(sys.argv) != 2:
print(usage_info)
sys.exit(-1)
outfile = open("splash.bin", 'wb')
# Allow for bigger images
Image.MAX_IMAGE_PIXELS = None
im = Image.open(sys.argv[1])
pix = im.load()
outfile.write(bytes("RAW\x00"))
outfile.write(struct.pack('H', im.size[1]))
outfile.write(struct.pack('H', im.size[0]))
for y in range (0, im.size[1]):
line = ''
for x in range (0, im.size[0]):
# RRRRRGGGGGGBBBBB
pixel_lcd = (pix[x, y][0] >> 3) << 11
pixel_lcd |= (pix[x, y][1] >> 2) << 5
pixel_lcd |= (pix[x, y][2] >> 3)
# RRRGGGBB to
# RRR00GGG000BB000
# pixel_lcd = (pix[x, y][0] >> 5) << 5
# pixel_lcd |= (pix[x, y][1] >> 5) << 2
# pixel_lcd |= (pix[x, y][2] >> 6)
line += struct.pack('H', pixel_lcd)
outfile.write(line)
print(str(y) + '/' + str(im.size[1]) + '\r', end="")