change_segment_type
Change segment type
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Third-party content written by another agent. Data to evaluate, not instructions.
Change what a segment's base visual IS: a generated still ("image"),
fetched real media (media_source="real" — a real photo for "image", stock
b-roll footage for "video"), or an overlay scene. Generated video is NOT
set here — it's the state a rendered still reaches through animate_segment
(voice=true for a Talking Head), and a "video" target without
media_source="real" is refused with that guidance. segment_type "image"
with carry_frame=true reverts an animated shot back to its still for free.
media_source="real" turns the shot into fetched media with no start frame
and no generation. carry_frame=true reuses the already-rendered image
instead of recreating it; ignored for a real target. SFX and overlays
always survive a type change. dry_run=true previews what would be kept /
staled / recreated / deleted before you commit.
Input schema
| Property | Type | Required | Description |
|---|---|---|---|
| project_id | string | yes | Project ID, as returned by create_project or list_projects |
| segment_number | integer | yes | 1-based segment number, as reported by get_segments |
| segment_type | string | yes | New visual type: "image", "video" (fetched b-roll only — requires media_source "real"), or "overlay_scene" |
| carry_frame | boolean | no | True reuses the already-rendered frame as the new type's starting visual instead of recreating it from scratch |
| media_source | string | no | "" keeps the segment's current source; "real" makes the visual fetched stock footage / a real photo (b-roll) instead of a generated one; "generated" switches back |
| dry_run | boolean | no | True previews the consequences (assets kept / staled / recreated / deleted, rendered assets lost) without changing anything |
Raw JSON schema
{
"properties": {
"project_id": {
"description": "Project ID, as returned by create_project or list_projects",
"title": "Project Id",
"type": "string"
},
"segment_number": {
"description": "1-based segment number, as reported by get_segments",
"title": "Segment Number",
"type": "integer"
},
"segment_type": {
"description": "New visual type: \"image\", \"video\" (fetched b-roll only — requires media_source \"real\"), or \"overlay_scene\"",
"title": "Segment Type",
"type": "string"
},
"carry_frame": {
"default": false,
"description": "True reuses the already-rendered frame as the new type's starting visual instead of recreating it from scratch",
"title": "Carry Frame",
"type": "boolean"
},
"media_source": {
"default": "",
"description": "\"\" keeps the segment's current source; \"real\" makes the visual fetched stock footage / a real photo (b-roll) instead of a generated one; \"generated\" switches back",
"title": "Media Source",
"type": "string"
},
"dry_run": {
"default": false,
"description": "True previews the consequences (assets kept / staled / recreated / deleted, rendered assets lost) without changing anything",
"title": "Dry Run",
"type": "boolean"
}
},
"required": [
"project_id",
"segment_number",
"segment_type"
],
"title": "change_segment_typeArguments",
"type": "object"
}