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mc-print: improve printing
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@tomba
tomba committed Aug 29, 2024
1 parent 275309d commit 2b312b1
Showing 1 changed file with 34 additions and 28 deletions.
62 changes: 34 additions & 28 deletions utils/mc-print.py
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Original file line number Diff line number Diff line change
Expand Up @@ -42,10 +42,10 @@ def print_routes(subdev):
v4l2.RouteFlag(r.flags).name))


def print_videodev_pad(videodev):
def print_videodef_fmts(videodev, buftype, title):
def print_videodev_pad(videodev, print_supported):
def print_videodef_fmts(videodev, buftype, title,):
fmts = videodev.get_formats(buftype)
fmts = [f.name for f in fmts]
fmts = [f'{f.name} (\'{v4l2.fourcc_to_str(f.v4l2_fourcc)}\')' for f in fmts]

unsupported_fmts = videodev.get_unsupported_formats(buftype)
unsupported_fmts = [f"'{f}'" for f in unsupported_fmts]
Expand All @@ -66,51 +66,55 @@ def print_videodef_fmts(videodev, buftype, title):
fmt = videodev.get_format(v4l2.BufType.VIDEO_CAPTURE)
f = fmt.fmt.pix
fmt = f'{f.width}x{f.height}/{v4l2.fourcc_to_str(f.pixelformat)}'
print(f' {fmt}')
print(f' vcap: {fmt}')
except OSError as e:
if e.errno != errno.ENOTTY:
print(f' <{e}>')

print_videodef_fmts(videodev, v4l2.BufType.VIDEO_CAPTURE, 'vcap')
if print_supported:
print_videodef_fmts(videodev, v4l2.BufType.VIDEO_CAPTURE, 'vcap')

if videodev.has_mplane_capture:
try:
fmt = videodev.get_format(v4l2.BufType.VIDEO_CAPTURE_MPLANE)
f = fmt.fmt.pix_mp
fmt = f'{f.width}x{f.height}/{v4l2.fourcc_to_str(f.pixelformat)} numplanes:{f.num_planes}'
print(f' {fmt}')
print(f' vcapm: {fmt}')
except OSError as e:
if e.errno != errno.ENOTTY:
print(f' <{e}>')

print_videodef_fmts(videodev, v4l2.BufType.VIDEO_CAPTURE_MPLANE, 'vcapm')
if print_supported:
print_videodef_fmts(videodev, v4l2.BufType.VIDEO_CAPTURE_MPLANE, 'vcapm')

if videodev.has_meta_capture:
try:
fmt = videodev.get_format(v4l2.BufType.META_CAPTURE)
f = fmt.fmt.meta
fmt = f'{f.buffersize}/{v4l2.fourcc_to_str(f.dataformat)}'
print(f' {fmt}')
print(f' mcap: {fmt}')
except OSError as e:
if e.errno != errno.ENOTTY:
print(f' <{e}>')

print_videodef_fmts(videodev, v4l2.BufType.META_CAPTURE, 'mcap')
if print_supported:
print_videodef_fmts(videodev, v4l2.BufType.META_CAPTURE, 'mcap')

if videodev.has_meta_output:
try:
fmt = videodev.get_format(v4l2.BufType.META_OUTPUT)
f = fmt.fmt.meta
fmt = f'{f.buffersize}/{v4l2.fourcc_to_str(f.dataformat)}'
print(f' {fmt}')
print(f' mout: {fmt}')
except OSError as e:
if e.errno != errno.ENOTTY:
print(f' <{e}>')

print_videodef_fmts(videodev, v4l2.BufType.META_OUTPUT, 'mout')
if print_supported:
print_videodef_fmts(videodev, v4l2.BufType.META_OUTPUT, 'mout')


def print_streams(subdev, pad, streams):
def print_streams(subdev, pad, streams, print_supported):
for s in streams:
try:
fmt = subdev.get_format(pad.index, s)
Expand All @@ -137,23 +141,24 @@ def print_streams(subdev, pad, streams):

print_selections(subdev, pad, s)

codes = subdev.get_formats(pad.index, s)
codes = [c.name for c in codes]
if print_supported:
codes = subdev.get_formats(pad.index, s)
codes = [c.name for c in codes]

unsuported_codes = subdev.get_unsupported_formats(pad.index, s)
unsuported_codes = [f'{f:#x}' for f in unsuported_codes]
unsuported_codes = subdev.get_unsupported_formats(pad.index, s)
unsuported_codes = [f'{f:#x}' for f in unsuported_codes]

codes += unsuported_codes
codes += unsuported_codes

if codes:
codes = 'codes: ' + str.join(' ', codes)
if codes:
codes = 'codes: ' + str.join(' ', codes)

codes = textwrap.fill(codes, width=100, initial_indent=' ' * 6,
subsequent_indent=' ' * (7 + 6))
print(codes)
codes = textwrap.fill(codes, width=100, initial_indent=' ' * 6,
subsequent_indent=' ' * (7 + 6))
print(codes)


def print_pads(ent, subdev, videodev, only_graph: bool):
def print_pads(ent, subdev, videodev, only_graph: bool, print_supported):
if subdev:
routes = [r for r in subdev.get_routes() if r.is_active]
else:
Expand Down Expand Up @@ -189,13 +194,13 @@ def print_pads(ent, subdev, videodev, only_graph: bool):
streams = sorted(streams)

if not only_graph and videodev:
print_videodev_pad(videodev)
print_videodev_pad(videodev, print_supported)

if not only_graph and subdev:
print_streams(subdev, pad, streams)
print_streams(subdev, pad, streams, print_supported)


def print_entity(ent, only_graph: bool):
def print_entity(ent, only_graph: bool, print_supported):
print(ent.name, ent.interface.dev_path if ent.interface else '')

if ent.interface and ent.interface.is_subdev:
Expand All @@ -208,7 +213,7 @@ def print_entity(ent, only_graph: bool):
else:
videodev = None

print_pads(ent, subdev, videodev, only_graph)
print_pads(ent, subdev, videodev, only_graph, print_supported)

if not only_graph and subdev:
print_routes(subdev)
Expand All @@ -220,6 +225,7 @@ def main():
parser = argparse.ArgumentParser()
parser.add_argument('-d', '--device', default='/dev/media0', help='Media device')
parser.add_argument('-g', '--graph', action='store_true', help='Print only the graph, no streams or routing')
parser.add_argument('-s', '--supported', action='store_true', help='Print also supported formats')
parser.add_argument('-a', '--all', action='store_true', help='Print all entitites, not just linked ones')
parser.add_argument('pattern', nargs='?', help='Entity pattern to show')
args = parser.parse_args()
Expand Down Expand Up @@ -268,7 +274,7 @@ def main():

print_queue += [ l.sink.entity for l in links ]

print_entity(ent, only_graph=args.graph)
print_entity(ent, only_graph=args.graph, print_supported=args.supported)


if __name__ == '__main__':
Expand Down

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