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fix(Whispering) Linux FFMPEG Device Enumeration #1

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fix(Whispering) Linux FFMPEG Device Enumeration #1

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b904da8
Updated `ffmpeg.ts` to use `stdout` on linux, since we're using `asou…
ReaperMantis Mar 9, 2026
a4a976b
Updated the regex for detecting Linux devices using `arecord`.
ReaperMantis Mar 9, 2026
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15 changes: 11 additions & 4 deletions apps/whispering/src/lib/services/desktop/recorder/ffmpeg.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -254,7 +254,9 @@ const enumerateDevices = async (): Promise<Result<Device[], RecorderError>> => {
}

// FFmpeg lists devices to stderr, not stdout
const output = result.stderr;
const output = DESKTOP_PLATFORM !== 'linux'
? result.stderr
: result.stdout;

const devices = parseDevices(output);

Expand Down Expand Up @@ -572,10 +574,15 @@ function parseDevices(output: string): Device[] {
},
linux: {
// Linux ALSA format: hw:0,0 Device Name
regex: /^(hw:\d+,\d+)\s+(.+)/,
// Linux arecord format: card X: <card name>, device Y: <device name\>
regex: /^card (\d+).+device (\d+): (.+)(?: \[.+\])*/,
extractDevice: (match) => ({
id: asDeviceIdentifier(match[1] ?? ''),
label: match[2]?.trim() ?? '',
id: asDeviceIdentifier(
match[1] && match[2]
? `hw:${match[1]},${match[2]}`
: ''
),
label: match[3]?.trim() ?? '',
}),
},
} satisfies Record<
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