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Fix ffmpeg redirects. Fix max resolution setting.

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This commit is contained in:
Amar Sandhu
2026-04-24 15:19:19 -06:00
parent 0e26a90dae
commit f5e2c77d25
6 changed files with 44 additions and 17 deletions
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29
server/services/transcodeSession.js
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@ -198,9 +198,11 @@ class TranscodeSession extends EventEmitter {
'-analyzeduration', '5000000',
'-fflags', '+genpts+discardcorrupt',
'-err_detect', 'ignore_err',
'-http_persistent', '0',
'-reconnect', '1',
'-reconnect_streamed', '1',
'-reconnect_delay_max', '3'
'-reconnect_on_http_error', '4xx,5xx',
'-reconnect_delay_max', '10'
);
args.push('-i', this.url);
@ -390,34 +392,43 @@ class TranscodeSession extends EventEmitter {
buildScaleFilter(encoder, height) {
const useUpscale = this.options.upscaleEnabled;
const upscaleMethod = this.options.upscaleMethod || 'hardware';
const sourceHeight = this.options.videoHeight | 0;
// Log upscaling status
const effectiveHeight = useUpscale
? height
: (sourceHeight > 0 ? Math.min(height, sourceHeight) : height);
// Log upscaling / passthrough decision
if (useUpscale) {
console.log(`[TranscodeSession ${this.id}] Upscaling: ${upscaleMethod} method to ${height}p`);
console.log(`[TranscodeSession ${this.id}] Upscaling: ${upscaleMethod} method to ${effectiveHeight}p`);
} else if (sourceHeight > 0 && sourceHeight <= height) {
console.log(`[TranscodeSession ${this.id}] Source ${sourceHeight}p is within cap ${height}p, passing through`);
}
const h = effectiveHeight;
// Hardware scaling filters (for both upscale and downscale)
if (upscaleMethod === 'hardware' || !useUpscale) {
switch (encoder) {
case 'nvenc':
// NVIDIA CUDA scaling with Lanczos
// Force nv12 (8-bit) output to handle 10-bit inputs (fixes "10 bit encode not supported")
return `scale_cuda=-2:${height}:interp_algo=lanczos:format=nv12`;
return `scale_cuda=-2:${h}:interp_algo=lanczos:format=nv12`;
case 'vaapi':
return `scale_vaapi=w=-2:h=${height}:format=nv12`;
return `scale_vaapi=w=-2:h=${h}:format=nv12`;
case 'qsv':
return `scale_qsv=w=-2:h=${height}:format=nv12`;
return `scale_qsv=w=-2:h=${h}:format=nv12`;
case 'amf':
// AMF uses CPU decode, so use software scale
return useUpscale ? `scale=-2:${height}:flags=lanczos` : `scale=-2:${height}`;
return useUpscale ? `scale=-2:${h}:flags=lanczos` : `scale=-2:${h}`;
case 'software':
default:
return useUpscale ? `scale=-2:${height}:flags=lanczos` : `scale=-2:${height}`;
return useUpscale ? `scale=-2:${h}:flags=lanczos` : `scale=-2:${h}`;
}
}
// Software Lanczos scaling (high quality, slower)
return `scale=-2:${height}:flags=lanczos`;
return `scale=-2:${h}:flags=lanczos`;
}
/**