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feat: Helium Browser + WebP support #1150

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feat: Helium Browser + WebP support #1150

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dcc6d3b
feat: merge upstream and preserve fork changes (Helium + WebP support)
thuvasooriya Apr 5, 2026
89720dc
Merge branch 'vercel-labs:main' into main
thuvasooriya Apr 7, 2026
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6 changes: 4 additions & 2 deletions cli/src/commands.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -518,9 +518,11 @@ fn parse_command_inner(args: &[String], flags: &Flags) -> Result<Value, ParseErr
}
if let Some(q) = flags.screenshot_quality {
cmd["quality"] = json!(q);
if flags.screenshot_format.as_deref() != Some("jpeg") {
if flags.screenshot_format.as_deref() != Some("jpeg")
&& flags.screenshot_format.as_deref() != Some("webp")
{
eprintln!(
"{} --screenshot-quality is ignored for PNG; use --screenshot-format jpeg",
"{} --screenshot-quality is ignored for PNG; use --screenshot-format jpeg or webp",
color::warning_indicator()
);
}
Expand Down
6 changes: 3 additions & 3 deletions cli/src/flags.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -433,7 +433,7 @@ pub fn parse_flags(args: &[String]) -> Flags {
screenshot_format: env::var("AGENT_BROWSER_SCREENSHOT_FORMAT")
.ok()
.or(config.screenshot_format)
.filter(|s| s == "png" || s == "jpeg"),
.filter(|s| s == "png" || s == "jpeg" || s == "webp"),
idle_timeout: parse_idle_timeout_value(
env::var("AGENT_BROWSER_IDLE_TIMEOUT_MS").ok(),
"AGENT_BROWSER_IDLE_TIMEOUT_MS",
Expand Down Expand Up @@ -709,11 +709,11 @@ pub fn parse_flags(args: &[String]) -> Flags {
}
"--screenshot-format" => {
if let Some(s) = args.get(i + 1) {
if s == "png" || s == "jpeg" {
if s == "png" || s == "jpeg" || s == "webp" {
flags.screenshot_format = Some(s.clone());
} else {
eprintln!(
"{} --screenshot-format must be png or jpeg, got '{}'",
"{} --screenshot-format must be png, jpeg, or webp, got '{}'",
color::warning_indicator(),
s
);
Expand Down
2 changes: 2 additions & 0 deletions cli/src/native/cdp/chrome.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -564,6 +564,7 @@ pub fn find_chrome() -> Option<PathBuf> {
"/Applications/Google Chrome Canary.app/Contents/MacOS/Google Chrome Canary",
"/Applications/Chromium.app/Contents/MacOS/Chromium",
"/Applications/Brave Browser.app/Contents/MacOS/Brave Browser",
"/Applications/Helium.app/Contents/MacOS/Helium",
];
for c in &candidates {
let p = PathBuf::from(c);
Expand Down Expand Up @@ -697,6 +698,7 @@ pub fn get_chrome_user_data_dirs() -> Vec<PathBuf> {
"Google/Chrome Canary",
"Chromium",
"BraveSoftware/Brave-Browser",
"Helium",
] {
dirs.push(base.join(name));
}
Expand Down
10 changes: 5 additions & 5 deletions cli/src/native/screenshot.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -149,10 +149,10 @@ pub async fn take_screenshot(
Vec::new()
};

let ext = if options.format == "jpeg" {
"jpg"
} else {
"png"
let ext = match options.format.as_str() {
"jpeg" => "jpg",
"webp" => "webp",
_ => "png",
};
let path = save_screenshot(
&base64,
Expand All @@ -177,7 +177,7 @@ async fn capture_screenshot_base64(
) -> Result<String, String> {
let mut params = CaptureScreenshotParams {
format: Some(options.format.clone()),
quality: if options.format == "jpeg" {
quality: if options.format == "jpeg" || options.format == "webp" {
options.quality.or(Some(80))
} else {
None
Expand Down
8 changes: 4 additions & 4 deletions cli/src/output.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1493,9 +1493,9 @@ Options:
Supported on Chromium and Lightpanda.
--screenshot-dir <path> Default output directory for screenshots
(or AGENT_BROWSER_SCREENSHOT_DIR env)
--screenshot-quality <0-100> JPEG quality (0-100, only applies to jpeg format)
--screenshot-quality <0-100> JPEG/WebP quality (0-100, only applies to jpeg/webp format)
(or AGENT_BROWSER_SCREENSHOT_QUALITY env)
--screenshot-format <fmt> Image format: png (default) or jpeg
--screenshot-format <fmt> Image format: png (default), jpeg, or webp
(or AGENT_BROWSER_SCREENSHOT_FORMAT env)

Global Options:
Expand Down Expand Up @@ -2880,8 +2880,8 @@ Options:
--json JSON output
--annotate Annotated screenshot with numbered labels and legend
--screenshot-dir <path> Default screenshot output directory (or AGENT_BROWSER_SCREENSHOT_DIR)
--screenshot-quality <n> JPEG quality 0-100; ignored for PNG (or AGENT_BROWSER_SCREENSHOT_QUALITY)
--screenshot-format <fmt> Screenshot format: png, jpeg (or AGENT_BROWSER_SCREENSHOT_FORMAT)
--screenshot-quality <n> JPEG/WebP quality 0-100; ignored for PNG (or AGENT_BROWSER_SCREENSHOT_QUALITY)
--screenshot-format <fmt> Screenshot format: png, jpeg, webp (or AGENT_BROWSER_SCREENSHOT_FORMAT)
--headed Show browser window (not headless) (or AGENT_BROWSER_HEADED env)
--cdp <port> Connect via CDP (Chrome DevTools Protocol)
--color-scheme <scheme> Color scheme: dark, light, no-preference (or AGENT_BROWSER_COLOR_SCHEME)
Expand Down