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refactor: stage external output writes through fs-safe

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This commit is contained in:
Peter Steinberger
2026-05-07 04:39:31 +01:00
parent 759965a316
commit 252a76d25c
26 changed files with 486 additions and 213 deletions
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55
extensions/tts-local-cli/speech-provider.ts
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@@ -3,6 +3,7 @@ import { existsSync, readdirSync, readFileSync } from "node:fs";
import path from "node:path";
import { runFfmpeg } from "openclaw/plugin-sdk/media-runtime";
import { createSubsystemLogger } from "openclaw/plugin-sdk/runtime-env";
import { writeExternalFileWithinRoot } from "openclaw/plugin-sdk/security-runtime";
import type {
SpeechProviderConfig,
SpeechProviderPlugin,
@@ -270,36 +271,50 @@ async function convertAudio(
outputDir: string,
target: OutputFormat,
): Promise<Buffer> {
const outputPath = path.join(outputDir, `converted${getFileExt(target)}`);
const outputFileName = `converted${getFileExt(target)}`;
const outputPath = path.join(outputDir, outputFileName);
const args = ["-y", "-i", inputPath];
if (target === "opus") {
args.push("-c:a", "libopus", "-b:a", "64k", outputPath);
args.push("-c:a", "libopus", "-b:a", "64k");
} else if (target === "wav") {
args.push("-c:a", "pcm_s16le", outputPath);
args.push("-c:a", "pcm_s16le");
} else {
args.push("-c:a", "libmp3lame", "-b:a", "128k", outputPath);
args.push("-c:a", "libmp3lame", "-b:a", "128k");
}
await runFfmpeg(args);
await writeExternalFileWithinRoot({
rootDir: outputDir,
path: outputFileName,
write: async (tempPath) => {
await runFfmpeg([...args, tempPath]);
},
});
return readFileSync(outputPath);
}
async function convertToRawPcm(inputPath: string, outputDir: string): Promise<Buffer> {
// Output raw 16kHz mono 16-bit little-endian PCM (no WAV headers)
const outputPath = path.join(outputDir, "telephony.pcm");
await runFfmpeg([
"-y",
"-i",
inputPath,
"-c:a",
"pcm_s16le",
"-ar",
"16000",
"-ac",
"1",
"-f",
"s16le",
outputPath,
]);
const outputFileName = "telephony.pcm";
const outputPath = path.join(outputDir, outputFileName);
await writeExternalFileWithinRoot({
rootDir: outputDir,
path: outputFileName,
write: async (tempPath) => {
await runFfmpeg([
"-y",
"-i",
inputPath,
"-c:a",
"pcm_s16le",
"-ar",
"16000",
"-ac",
"1",
"-f",
"s16le",
tempPath,
]);
},
});
return readFileSync(outputPath);
}