`image_convert`

Convert between image formats (e.g. PNG to JPEG). Output format is inferred from the output file extension.

Parameters

pathstringone of path or source_key: Input image path (supports ${ctx.key} interpolation)
source_keystringone of path or source_key: Context key containing a source path
output_pathstringrequired: Output image path (format inferred from extension)
qualitynumberdefault 85: JPEG quality (1-100), only used for JPEG output
output_keystringdefault "image_convert": Prefix for output values

Context Output

<output_key>_path — output file path
<output_key>_format — output format (from extension)
<output_key>_success — true on success

Example

local flow = Flow.new("image_convert_demo")

flow:step("convert", nodes.image_convert({
    path = "examples/fixtures/ironflow-sample.png",
    output_path = "output/photo.jpg",
    quality = 90
}))

flow:step("log", nodes.log({
    message = "Converted to: ${ctx.image_convert_path} (${ctx.image_convert_format})"
})):depends_on("convert")

return flow