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feat(capture): wire bridge process lifecycle into start/stop for deltacast

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This commit is contained in:
Zac Gaetano 2026-06-01 07:55:34 -04:00
parent 4da7bf8b41
commit d4924b044f
1 changed files with 15 additions and 3 deletions
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18
services/capture/src/capture-manager.js
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@ -355,7 +355,8 @@ class CaptureManager {
const startedAt = new Date().toISOString();
const { inputArgs, isNetwork } = await this._buildInputArgs({
this._sessionIdForBridge = sessionId;
const { inputArgs, isNetwork, bridgeProcess = null, audioFifo = null, interlaced = false } = await this._buildInputArgs({
sourceType, device, sourceUrl, listen, listenPort, streamKey,
});
@ -369,7 +370,8 @@ class CaptureManager {
console.log('[capture] hires ffmpeg args:', hiresCodecArgs.join(' '));
const sdiFilterArgs = (sourceType === 'sdi') ? ['-vf', 'yadif=mode=1:deint=1'] : [];
const isInterlacedSource = sourceType === 'sdi' || (sourceType === 'deltacast' && interlaced);
const sdiFilterArgs = isInterlacedSource ? ['-vf', 'yadif=mode=1:deint=1'] : [];
// When growing-files is on, write directly to the SMB share so Premier
// can mount and edit the live file. Promotion worker uploads to S3 on EOF.
@ -382,7 +384,7 @@ class CaptureManager {
// ffmpeg: one decklink read -> yadif -> split -> [ProRes/S3] + [H.264/HLS].
let sdiHlsDir = null;
let hiresArgs;
if (sourceType === 'sdi' && this._assetIdForHls) {
if ((sourceType === 'sdi' || sourceType === 'deltacast') && this._assetIdForHls) {
const fsMod = await import('node:fs');
sdiHlsDir = '/live/' + this._assetIdForHls;
try { fsMod.mkdirSync(sdiHlsDir, { recursive: true }); } catch (_) {}
@ -409,12 +411,16 @@ class CaptureManager {
}
const hiresProcess = spawn('ffmpeg', hiresArgs, { stdio: hiresStdio });
if (bridgeProcess) {
bridgeProcess.stdout.pipe(hiresProcess.stdin);
}
const hiresUpload = growingPath
? Promise.resolve({ growingPath })
: createUploadStream(S3_BUCKET, hiresKey, hiresProcess.stdout);
const processes = { hires: hiresProcess };
if (bridgeProcess) processes.bridge = bridgeProcess;
const uploads = { hires: hiresUpload };
// ── HLS tee for network sources (live preview in the UI) ──────────
@ -478,6 +484,7 @@ class CaptureManager {
device,
sourceType,
sourceUrl,
audioFifo,
hiresKey,
proxyKey,
growingPath,
@ -505,6 +512,7 @@ class CaptureManager {
if (processes.hires) processes.hires.kill('SIGINT');
if (processes.proxy) processes.proxy.kill('SIGINT');
if (processes.hls) { try { processes.hls.kill('SIGINT'); } catch (_) {} }
if (processes.bridge) { try { processes.bridge.kill('SIGINT'); } catch (_) {} }
try {
const uploadPromises = [currentSession.uploads.hires];
@ -514,6 +522,10 @@ class CaptureManager {
console.error('Error during upload completion:', error);
}
if (currentSession.audioFifo) {
try { (await import('node:fs')).unlinkSync(currentSession.audioFifo); } catch (_) {}
}
const stoppedAt = new Date().toISOString();
const startTime = new Date(currentSession.startedAt);
const stopTime = new Date(stoppedAt);