zhukang
1c7abd81d1
- 310 registry:skill items, 1528 files, 7 categories (hub tags) - registry.json generated by @kortix/registry buildRegistry - nested SKILL.md in sn-da-* renamed SUBSKILL.md (no phantom skills) - provenance + licenses: SOURCES.md
19 lines
524 B
Python
19 lines
524 B
Python
#!/usr/bin/env python3
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"""Build ffmpeg crop x-expression for hard-cut speaker pan.
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Usage: build_pan.py SEGMENTS.json LEFT_X RIGHT_X
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Stdout: ffmpeg expression suitable for crop=W:H:x='EXPR':y=0
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"""
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import json, sys
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segs = json.load(open(sys.argv[1]))
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LEFT_X = int(sys.argv[2])
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RIGHT_X = int(sys.argv[3])
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def x_for(s): return LEFT_X if s == "left" else RIGHT_X
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expr = str(x_for(segs[-1]["speaker"]))
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for seg in reversed(segs[:-1]):
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expr = f"if(lt(t\\,{seg['end']:.4f})\\,{x_for(seg['speaker'])}\\,{expr})"
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print(expr)
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