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fix
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parent
099db78935
commit
cc17902c09
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@ -24,22 +24,7 @@ def analyze_mp4(self, filepath):
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""" returns (baseMediaDecodeTime offset, sample duration cutoff) """
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smallest_bmdt, known_sdur = inf, set()
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with open(filepath, 'rb') as r:
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moov_over, in_secondary_moov = False, False
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for btype, content in parse_mp4_boxes(r):
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# skip duplicate MOOV boxes
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if btype == 'moov':
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if moov_over:
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in_secondary_moov = True
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continue
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elif btype is None and content == 'moov':
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in_secondary_moov = False
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if moov_over:
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continue
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moov_over = True
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elif in_secondary_moov:
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continue
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if btype == 'tfdt':
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version, _ = unpack_ver_flags(content[0:4])
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# baseMediaDecodeTime always comes to the first
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@ -79,7 +64,21 @@ def analyze_mp4(self, filepath):
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def modify_mp4(self, src, dst, bmdt_offset, sdur_cutoff):
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with open(src, 'rb') as r, open(dst, 'wb') as w:
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def converter():
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moov_over, in_secondary_moov = False, False
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for btype, content in parse_mp4_boxes(r):
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# skip duplicate MOOV boxes
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if btype == 'moov':
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if moov_over:
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in_secondary_moov = True
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continue
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elif btype is None and content == 'moov':
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in_secondary_moov = False
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if moov_over:
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continue
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moov_over = True
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elif in_secondary_moov:
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continue
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if btype == 'tfdt':
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version, _ = unpack_ver_flags(content[0:4])
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if version == 0:
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