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Keep decimals in --at timestamp labels; add --name for a stable montage file name #1

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Keep decimals in --at timestamp labels; add --name for a stable montage file name #1

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7 changes: 6 additions & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -114,12 +114,16 @@ vshot video.mp4 --scene --montage
# Stricter scene detection (fewer frames)
vshot video.mp4 --scene 0.5 --montage

# Pinpoint extraction — re-examine specific moments (seconds, decimals OK)
# Pinpoint extraction — re-examine specific moments (seconds, decimals OK;
# fractional times are labelled with one decimal, e.g. 0:03.5)
vshot video.mp4 --at 3.5,12,48 --mode detail --montage

# Fixed grid columns (useful for portrait videos)
vshot video.mp4 --montage --cols 4

# Stable montage file name for pipelines (re-runs overwrite it)
vshot video.mp4 --at 3.5,12,48 --montage --name review

# Machine-readable result for pipelines
vshot video.mp4 --montage --cleanup --json | jq -r .montage
```
Expand All @@ -135,6 +139,7 @@ vshot video.mp4 --montage --cleanup --json | jq -r .montage
| `--scene [N]` | Extract only scene-change frames (0.0-1.0) | 0.3 |
| `--at LIST` | Extract at specific times in seconds (e.g. `3.5,12,48`) | — |
| `--cols N` | Montage grid columns | auto |
| `--name NAME` | Montage file name (no directory, `.jpg` added) — stable names for pipelines | `<video>_montage_<run-id>.jpg` |
| `--output DIR` | Custom output directory | `<video>_vshot/` |
| `--cleanup` | Remove frames after montage | off |
| `--no-timestamps` | Skip timestamp overlay | — |
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