libcamera/vivid.git - libcamera pipeline handler for VIVID

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author	Kieran Bingham <kieran.bingham@ideasonboard.com>	2021-11-23 17:23:07 +0000
committer	Kieran Bingham <kieran.bingham@ideasonboard.com>	2021-11-24 12:18:22 +0000
commit	cc0b245096da68253dda94b3542a9387d73fda62 (patch)
tree	fea4a2e500d13704569d150265166080b548b0ba /test
parent	df131ad088930258ad380b515b5ddfd96a92d8b6 (diff)

libcamera: ipa: Convert to pragma once

Remove the verbose #ifndef/#define/#endif pattern for maintaining header idempotency, and replace it with a simple #pragma once. This simplifies the headers, and prevents redundant changes when header files get moved. Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>

Diffstat (limited to 'test')

0 files changed, 0 insertions, 0 deletions

#!/usr/bin/env python3 # SPDX-License-Identifier: GPL-2.0-or-later # Copyright (C) 2020, Google Inc. # # Author: Laurent Pinchart <laurent.pinchart@ideasonboard.com> # # gen-formats.py - Generate formats definitions from YAML import argparse import re import string import sys import yaml class DRMFourCC(object): format_regex = re.compile(r"#define (DRM_FORMAT_[A-Z0-9_]+)[ \t]+fourcc_code$('.', '.', '.', '.')$") mod_vendor_regex = re.compile(r"#define DRM_FORMAT_MOD_VENDOR_([A-Z0-9_]+)[ \t]+([0-9a-fA-Fx]+)") mod_regex = re.compile(r"#define ([A-Za-z0-9_]+)[ \t]+fourcc_mod_code$([A-Z0-9_]+), ([0-9a-fA-Fx]+)$") def __init__(self, filename): self.formats = {} self.vendors = {} self.mods = {} for line in open(filename, 'rb').readlines(): line = line.decode('utf-8') match = DRMFourCC.format_regex.match(line) if match: format, fourcc = match.groups() self.formats[format] = fourcc continue match = DRMFourCC.mod_vendor_regex.match(line) if match: vendor, value = match.groups() self.vendors[vendor] = int(value, 0) continue match = DRMFourCC.mod_regex.match(line) if match: mod, vendor, value = match.groups() self.mods[mod] = (vendor, int(value, 0)) continue def fourcc(self, name): return self.formats[name] def mod(self, name): vendor, value = self.mods[name] return self.vendors[vendor], value def generate_h(formats, drm_fourcc): template = string.Template('constexpr PixelFormat ${name}{ __fourcc(${fourcc}), __mod(${mod}) };') fmts = [] for format in formats: name, format = format.popitem() fourcc = drm_fourcc.fourcc(format['fourcc']) if format.get('big-endian'): fourcc += '| DRM_FORMAT_BIG_ENDIAN' data = { 'name': name, 'fourcc': fourcc, 'mod': '0, 0', } mod = format.get('mod') if mod: data['mod'] = '%u, %u' % drm_fourcc.mod(mod) fmts.append(template.substitute(data)) return {'formats': '\n'.join(fmts)} def fill_template(template, data): template = open(template, 'rb').read() template = template.decode('utf-8') template = string.Template(template) return template.substitute(data) def main(argv): # Parse command line arguments parser = argparse.ArgumentParser() parser.add_argument('-o', dest='output', metavar='file', type=str, help='Output file name. Defaults to standard output if not specified.') parser.add_argument('input', type=str, help='Input file name.') parser.add_argument('template', type=str, help='Template file name.') parser.add_argument('drm_fourcc', type=str, help='Path to drm_fourcc.h.') args = parser.parse_args(argv[1:]) data = open(args.input, 'rb').read() formats = yaml.safe_load(data)['formats'] drm_fourcc = DRMFourCC(args.drm_fourcc) data = generate_h(formats, drm_fourcc) data = fill_template(args.template, data) if args.output: output = open(args.output, 'wb') output.write(data.encode('utf-8')) output.close() else: sys.stdout.write(data) return 0 if __name__ == '__main__': sys.exit(main(sys.argv))


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