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+/* Copyright 2015 Egor Yusov
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF ANY PROPRIETARY RIGHTS.
+ *
+ * In no event and under no legal theory, whether in tort (including negligence),
+ * contract, or otherwise, unless required by applicable law (such as deliberate
+ * and grossly negligent acts) or agreed to in writing, shall any Contributor be
+ * liable for any damages, including any direct, indirect, special, incidental,
+ * or consequential damages of any character arising as a result of this License or
+ * out of the use or inability to use the software (including but not limited to damages
+ * for loss of goodwill, work stoppage, computer failure or malfunction, or any and
+ * all other commercial damages or losses), even if such Contributor has been advised
+ * of the possibility of such damages.
+ */
+
+#pragma once
+
+#include "FileStream.h"
+#include "DataBlob.h"
+#include "RefCntAutoPtr.h"
+#include "ObjectBase.h"
+
+namespace Diligent
+{
+ enum class EImageFileFormat
+ {
+ unknown = 0,
+ jpeg,
+ png,
+ tiff
+ };
+
+ struct ImageLoadInfo
+ {
+ EImageFileFormat Format;
+ ImageLoadInfo() :
+ Format(EImageFileFormat::unknown)
+ {}
+ };
+
+ struct ImageDesc
+ {
+ Diligent::Uint32 Width;
+ Diligent::Uint32 Height;
+ Diligent::Uint32 BitsPerPixel;
+ Diligent::Uint32 NumComponents;
+ Diligent::Uint32 RowStride; // In bytes
+ ImageDesc() :
+ Width(0),
+ Height(0),
+ BitsPerPixel(0),
+ NumComponents(0),
+ RowStride(0)
+ {}
+ };
+
+ class Image : public Diligent::ObjectBase<Diligent::IObject>
+ {
+ public:
+ Image( Diligent::IFileStream *pSrcFile,
+ const ImageLoadInfo& LoadInfo );
+
+ const ImageDesc &GetDesc(){ return m_Desc; }
+ IDataBlob *GetData(){ return m_pData; }
+
+ private:
+ void LoadPngFile( IDataBlob *pFileData, const ImageLoadInfo& LoadInfo );
+ void LoadTiffFile( IDataBlob *pFileData,const ImageLoadInfo& LoadInfo );
+ void LoadJpegFile( IDataBlob *pFileData,const ImageLoadInfo& LoadInfo );
+
+ ImageDesc m_Desc;
+ RefCntAutoPtr<IDataBlob> m_pData;
+ };
+}