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Source/Engine/ContentExporters/ExportAudio.cpp

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+// Copyright (c) 2012-2020 Wojciech Figat. All rights reserved.
+
+#include "AssetExporters.h"
+
+#if COMPILE_WITH_ASSETS_EXPORTER
+
+#include "Engine/Core/Log.h"
+#include "Engine/Audio/AudioClip.h"
+#include "Engine/Platform/File.h"
+#include "Engine/Tools/AudioTool/OggVorbisEncoder.h"
+
+ExportAssetResult AssetExporters::ExportAudioClip(ExportAssetContext& context)
+{
+#if COMPILE_WITH_OGG_VORBIS
+    // Prepare
+    auto asset = (AudioClip*)context.Asset.Get();
+    auto lock = asset->Storage->LockSafe();
+    auto path = GET_OUTPUT_PATH(context, "ogg");
+
+    // Get audio data
+    Array<byte> rawData;
+    AudioDataInfo rawDataInfo;
+    if (asset->ExtractDataRaw(rawData, rawDataInfo))
+        return ExportAssetResult::CannotLoadData;
+
+    // Encode PCM data
+    BytesContainer encodedData;
+    OggVorbisEncoder encoder;
+    if (encoder.Convert(rawData.Get(), rawDataInfo, encodedData, 1.0f))
+    {
+        LOG(Warning, "Failed to compress audio data");
+        return ExportAssetResult::Error;
+    }
+
+    // Save to file
+    if (File::WriteAllBytes(path, encodedData.Get(), encodedData.Length()))
+    {
+        LOG(Warning, "Failed to save data to file");
+        return ExportAssetResult::Error;
+    }
+
+    return ExportAssetResult::Ok;
+#else
+	LOG(Warning, "OggVorbis support is disabled.");
+	return ExportAssetResult::Error;
+#endif
+}
+
+#endif