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Reduce buffering: 250ms DJ chunks, 1024-chunk preroll, X-Accel-Buffering header

This commit is contained in:
ComputerTech 2026-03-10 19:32:24 +00:00
parent 43a3e692fc
commit af109381c1
2 changed files with 6 additions and 3 deletions
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6
script.js
View File

@ -2211,10 +2211,12 @@ function startBroadcast() {
} }
}; };
// 1000ms chunks: Dramatically reduces CPU interrupts on low-RAM machines // 250ms chunks: More frequent smaller chunks reduces stall gaps on weak connections.
// A 1-second chunk creates a 1-second starvation gap if the network hiccups;
// 250ms chunks keep the server fed 4x more often.
// Validate state before starting // Validate state before starting
if (mediaRecorder.state === 'inactive') { if (mediaRecorder.state === 'inactive') {
mediaRecorder.start(1000); mediaRecorder.start(250);
streamProcessor = mediaRecorder; streamProcessor = mediaRecorder;
console.log('[OK] MediaRecorder started in state:', mediaRecorder.state); console.log('[OK] MediaRecorder started in state:', mediaRecorder.state);
} else { } else {

3
server.py
View File

@ -67,7 +67,7 @@ _mp3_lock = threading.Lock()
_transcoder_bytes_out = 0 _transcoder_bytes_out = 0
_transcoder_last_error = None _transcoder_last_error = None
_last_audio_chunk_ts = 0.0 _last_audio_chunk_ts = 0.0
_mp3_preroll = collections.deque(maxlen=512) _mp3_preroll = collections.deque(maxlen=1024) # ~83s at 96kbps for fast reconnect buffer fill
def _start_transcoder_if_needed(is_mp3_input=False): def _start_transcoder_if_needed(is_mp3_input=False):
@ -486,6 +486,7 @@ def setup_shared_routes(app, index_file='index.html'):
'X-Content-Type-Options': 'nosniff', 'X-Content-Type-Options': 'nosniff',
'Access-Control-Allow-Origin': '*', 'Access-Control-Allow-Origin': '*',
'Icy-Name': 'TechDJ Live', 'Icy-Name': 'TechDJ Live',
'X-Accel-Buffering': 'no', # Tell nginx/Cloudflare not to buffer this stream
}) })
@app.route('/stream_debug') @app.route('/stream_debug')