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feat: add fourcc / device format support on Linux, using V4L2 (Video4Linux2)

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RanAS 2025-11-21 13:54:07 -03:00
parent dee5bb7606
commit 66e8d91b52
2 changed files with 30 additions and 1 deletions
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4
facetracker.py
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@ -18,6 +18,8 @@ if os.name == 'nt':
else:
parser.add_argument("-W", "--width", type=int, help="Set raw RGB width", default=640)
parser.add_argument("-H", "--height", type=int, help="Set raw RGB height", default=360)
if sys.platform == 'linux':
parser.add_argument("--dformat", type=str, help="Set which device format to use", default=None)
parser.add_argument("-F", "--fps", type=int, help="Set camera frames per second", default=24)
parser.add_argument("-c", "--capture", help="Set camera ID (0, 1...) or video file", default="0")
parser.add_argument("-M", "--mirror-input", action="store_true", help="Process a mirror image of the input video")
@ -162,6 +164,8 @@ if os.name == 'nt':
input_reader = InputReader(args.capture, args.raw_rgb, args.width, args.height, fps, use_dshowcapture=use_dshowcapture_flag, dcap=dcap)
if args.dcap == -1 and type(input_reader) == DShowCaptureReader:
fps = min(fps, input_reader.device.get_fps())
elif sys.platform == 'linux' and args.dformat:
input_reader = InputReader(args.capture, args.raw_rgb, args.width, args.height, fps, dcap=args.dformat)
else:
input_reader = InputReader(args.capture, args.raw_rgb, args.width, args.height, fps)
if type(input_reader.reader) == VideoReader: