fn_registry/functions/browser/cdp_screenshot.md

name, kind, lang, domain, version, purity, signature, description, tags, uses_functions, uses_types, returns, returns_optional, error_type, imports, tested, tests, test_file_path, file_path

name	kind	lang	domain	version	purity	signature	description	tags	uses_functions	uses_types	returns	returns_optional	error_type	imports	tested	tests	test_file_path	file_path
cdp_screenshot	function	go	browser	1.0.0	impure	func CdpScreenshot(c *CDPConn, outputPath string, opts CdpScreenshotOpts) error	Captura un screenshot de la pagina actual via Page.captureScreenshot y lo guarda en el archivo indicado. Soporta PNG y JPEG, viewport o pagina completa. Crea el directorio destino si no existe.	chrome cdp browser automation screenshot devtools png	cdp_connect_go_browser cdp_evaluate_go_browser			false	error_go_core	encoding/base64 fmt os path/filepath	true	TestCdpScreenshot	functions/browser/chrome_launch_test.go	functions/browser/cdp_screenshot.go

Ejemplo

conn, _ := CdpConnect(9222)
CdpNavigate(conn, "https://example.com")

err := CdpScreenshot(conn, "/tmp/page.png", CdpScreenshotOpts{
    FullPage: true,
    Format:   "png",
})

Notas

El struct CdpScreenshotOpts tiene campos: FullPage bool, Quality int (JPEG), Format string ("png" o "jpeg"). Chrome retorna la imagen como base64 que se decodifica y escribe al disco.