generated from fahricansecer/boilerplate-be
Harun CAN
92 lines
3.3 KiB
C#
92 lines
3.3 KiB
C#
using System.Diagnostics;
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using System.Text.Json;
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using Microsoft.Extensions.Logging;
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using SaasMediaWorker.Models;
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namespace SaasMediaWorker.Services;
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public class RemotionService
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{
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private readonly ILogger<RemotionService> _logger;
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public RemotionService(ILogger<RemotionService> logger)
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{
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_logger = logger;
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}
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public async Task<string> RenderVideoAsync(
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string projectId,
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string projectDir,
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List<ScenePayload> scenes,
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List<GeneratedMediaFile> generatedMedia,
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string? musicPath,
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int targetDurationSeconds,
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string visualEffect,
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CancellationToken ct)
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{
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_logger.LogInformation("🎬 Remotion render başlatılıyor — Project: {Id}", projectId);
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// Remotion projesinin kök dizini (media-worker içindeki remotion klasörü)
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var remotionDir = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "remotion");
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// Props JSON dosyasını hazırla
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var props = new
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{
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musicPath = musicPath,
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visualEffect = visualEffect,
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scenes = scenes.Select(s => new
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{
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imagePath = s.ImagePath,
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audioPath = generatedMedia.FirstOrDefault(m => m.SceneOrder == s.Order && m.Type == MediaFileType.AudioNarration)?.LocalPath,
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ambientPath = generatedMedia.FirstOrDefault(m => m.SceneOrder == s.Order && m.Type == MediaFileType.AudioAmbient)?.LocalPath,
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subtitle = s.SubtitleText,
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durationInFrames = (int)(s.Duration * 30) // 30 FPS varsayımı
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}).ToList()
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};
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var propsPath = Path.Combine(projectDir, "remotion-props.json");
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await File.WriteAllTextAsync(propsPath, JsonSerializer.Serialize(props), ct);
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// Final çıktı yolu
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var outputPath = Path.Combine(projectDir, $"final_{projectId}.mp4");
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// npx remotion render src/index.ts MainVideo output.mp4 --props props.json
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var arguments = $"remotion render src/index.ts MainVideo \"{outputPath}\" --props=\"{propsPath}\"";
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_logger.LogInformation("Çalıştırılıyor: npx {Args} (Dizin: {Dir})", arguments, remotionDir);
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var processInfo = new ProcessStartInfo
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{
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FileName = "npx",
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Arguments = arguments,
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WorkingDirectory = remotionDir,
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RedirectStandardOutput = true,
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RedirectStandardError = true,
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UseShellExecute = false,
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CreateNoWindow = true
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};
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using var process = Process.Start(processInfo);
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if (process == null)
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throw new InvalidOperationException("Remotion process başlatılamadı.");
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var outputTask = process.StandardOutput.ReadToEndAsync();
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var errorTask = process.StandardError.ReadToEndAsync();
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await process.WaitForExitAsync(ct);
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var output = await outputTask;
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var error = await errorTask;
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if (process.ExitCode != 0)
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{
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_logger.LogError("Remotion render hatası. ExitCode: {Code}\nOutput: {Output}\nError: {Error}",
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process.ExitCode, output, error);
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throw new Exception($"Remotion render başarısız oldu. Hata: {error}");
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}
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_logger.LogInformation("✅ Remotion render tamamlandı: {Path}", outputPath);
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return outputPath;
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}
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}
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