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feat(api): fps tabanlı altyazı eşleştirmesi ekle

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Video ve altyazı FPS değerlerini karşılaştırarak daha doğru eşleştirme
yapar. Tam eşleşme ve token eşleşmesi bulunamadığında FPS uyumlu
altyazıları önceliklendirir. FFprobe çıktısından FPS değerini normalize
eder ve karşılaştırma için kullanır.
This commit is contained in:
szbk
2026-02-16 17:05:51 +03:00
parent 2c60c669c0
commit 0dd8f60626
2 changed files with 97 additions and 23 deletions
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24
services/core/src/utils/ffprobe.ts
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@@ -3,6 +3,25 @@ import { promisify } from 'node:util';
const execFileAsync = promisify(execFile);
function parseFraction(raw?: string): number | null {
if (!raw) return null;
const parts = raw.split('/');
if (parts.length === 2) {
const n = Number(parts[0]);
const d = Number(parts[1]);
if (!Number.isFinite(n) || !Number.isFinite(d) || d === 0) return null;
return n / d;
}
const v = Number(raw);
return Number.isFinite(v) ? v : null;
}
function normalizeFpsValue(raw?: string): number | null {
const v = parseFraction(raw);
if (v === null) return null;
return Number(v.toFixed(3));
}
export async function analyzeWithFfprobe(path: string): Promise<any> {
const { stdout } = await execFileAsync('ffprobe', [
'-v',
@@ -25,7 +44,8 @@ export async function analyzeWithFfprobe(path: string): Promise<any> {
codec_name: video.codec_name,
width: video.width,
height: video.height,
r_frame_rate: video.r_frame_rate
r_frame_rate: video.r_frame_rate,
fps: normalizeFpsValue(video.avg_frame_rate || video.r_frame_rate)
}
: null,
audio,
@@ -39,7 +59,7 @@ export async function analyzeWithFfprobe(path: string): Promise<any> {
export function fallbackMediaInfo(): any {
return {
video: { codec_name: 'unknown', width: 1920, height: 1080, r_frame_rate: '24/1' },
video: { codec_name: 'unknown', width: 1920, height: 1080, r_frame_rate: '24/1', fps: 24 },
audio: [{ codec_name: 'unknown', channels: 2, language: 'und' }],
format: { duration: '0', bit_rate: '0', format_name: 'matroska' }
};