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import av
from .common import fate_suite
class TestProperties:
def test_is_keyframe(self) -> None:
with av.open(fate_suite("h264/interlaced_crop.mp4")) as container:
stream = container.streams.video[0]
for i, packet in enumerate(container.demux(stream)):
if i in (0, 21, 45, 69, 93, 117):
assert packet.is_keyframe
else:
assert not packet.is_keyframe
def test_is_corrupt(self) -> None:
with av.open(fate_suite("mov/white_zombie_scrunch-part.mov")) as container:
stream = container.streams.video[0]
for i, packet in enumerate(container.demux(stream)):
if i == 65:
assert packet.is_corrupt
else:
assert not packet.is_corrupt
def test_is_discard(self) -> None:
with av.open(fate_suite("mov/mov-1elist-ends-last-bframe.mov")) as container:
stream = container.streams.video[0]
for i, packet in enumerate(container.demux(stream)):
if i == 46:
assert packet.is_discard
else:
assert not packet.is_discard
def test_is_disposable(self) -> None:
with av.open(fate_suite("hap/HAPQA_NoSnappy_127x1.mov")) as container:
stream = container.streams.video[0]
for i, packet in enumerate(container.demux(stream)):
if i == 0:
assert packet.is_disposable
else:
assert not packet.is_disposable
def test_set_duration(self) -> None:
with av.open(fate_suite("h264/interlaced_crop.mp4")) as container:
for packet in container.demux():
assert packet.duration is not None
old_duration = packet.duration
packet.duration += 10
assert packet.duration == old_duration + 10
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