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refactoring

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Devaev Maxim
2018-11-03 05:28:16 +03:00
parent b5db16e1ba
commit 79d9214084
4 changed files with 3 additions and 3 deletions
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tools/make-jpeg-h.py Executable file
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#!/usr/bin/env python3
#============================================================================#
# #
# uStreamer - Lightweight and fast MJPG-HTTP streamer. #
# #
# Copyright (C) 2018 Maxim Devaev <mdevaev@gmail.com> #
# #
# 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 3 of the License, 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. If not, see <https://www.gnu.org/licenses/>. #
# #
#============================================================================#
import sys
import textwrap
# =====
def main():
assert len(sys.argv) == 6, "%s <src> <dest> <prefix> <width> <height>" % (sys.argv[0])
src = sys.argv[1]
dest = sys.argv[2]
prefix = sys.argv[3]
width = int(sys.argv[4])
height = int(sys.argv[5])
with open(src, "rb") as jpg_file:
jpg_data = jpg_file.read()
rows = [[]]
for ch in jpg_data:
if len(rows[-1]) > 20:
rows.append([])
rows[-1].append(hex(ch))
text = ",\n\t".join(", ".join(row) for row in rows)
text = "const unsigned char %s_JPG_DATA[] = {\n\t%s\n};\n" % (prefix, text)
text = "const unsigned long %s_JPG_SIZE = %d;\n\n" % (prefix, len(jpg_data)) + text
text = "const unsigned %s_JPG_HEIGHT = %d;\n\n" % (prefix, height) + text
text = "const unsigned %s_JPG_WIDTH = %d;\n" % (prefix, width) + text
text = textwrap.dedent("""
/*****************************************************************************
# uStreamer - Lightweight and fast MJPG-HTTP streamer. #
# #
# Copyright (C) 2018 Maxim Devaev <mdevaev@gmail.com> #
# #
# 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 3 of the License, 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. If not, see <https://www.gnu.org/licenses/>. #
# #
*****************************************************************************/
""").strip() + "\n\n\n" + text
with open(dest, "w") as h_file:
h_file.write(text)
# =====
if __name__ == "__main__":
main()