Documentation Index
Fetch the complete documentation index at: https://docs.praison.ai/llms.txt
Use this file to discover all available pages before exploring further.
AI B-roll Builder
Create B-roll video from screenshots with Ken Burns effects, pans, and zooms.
CLI Quickstart
praisonai recipe run ai-broll-builder \
--input '{"images": ["img1.png", "img2.png"], "duration_per_image": 5}' \
--json
Use in Your App (SDK)
import sys
sys.path.insert(0, 'agent_recipes/templates/ai-broll-builder')
from tools import create_ken_burns, apply_pan_zoom, build_broll
# Ken Burns effect on single image
kb = create_ken_burns(
image_path="image.png",
output_path="kb_clip.mp4",
duration=5.0,
zoom_start=1.0,
zoom_end=1.2
)
# Build B-roll from multiple images
broll = build_broll(
images=["img1.png", "img2.png", "img3.png"],
output_path="broll.mp4",
duration_per_image=5.0,
transition="crossfade"
)
{
"type": "object",
"properties": {
"images": {"type": "array"},
"duration_per_image": {"type": "number", "default": 5},
"transition": {
"type": "string",
"enum": ["crossfade", "cut", "fade"]
},
"effects": {
"type": "array",
"items": {"type": "string"}
}
}
}
Output Schema
{
"path": "/output/broll.mp4",
"clips": 3,
"total_duration": 15
}
Effects
| Effect | Description |
|---|
| ken_burns | Slow zoom with pan |
| zoom_in | Gradual zoom in |
| zoom_out | Gradual zoom out |
| pan_left | Horizontal pan left |
| pan_right | Horizontal pan right |
Dependencies
# Requires ffmpeg
brew install ffmpeg # macOS
apt install ffmpeg # Linux
