Magic_Game/src/kiwano-audio/Transcoder.h

// Copyright (c) 2016-2018 Kiwano - Nomango
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// 
// 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. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

#pragma once
#include <kiwano/core/Resource.h>
#include <mfapi.h>
#include <mfidl.h>
#include <mfreadwrite.h>

namespace kiwano
{
	namespace audio
	{

		class KGE_API Transcoder
		{
		public:
			struct Buffer
			{
				BYTE* data;
				uint32_t size;
				const WAVEFORMATEX* format;
			};

			Transcoder();

			~Transcoder();

			Buffer GetBuffer() const;

			void ClearBuffer();

			HRESULT LoadMediaFile(
				String const& file_path
			);

			HRESULT LoadMediaResource(
				Resource const& res
			);

			HRESULT ReadSource(
				IMFSourceReader* reader
			);

		private:
			BYTE* wave_data_;
			uint32_t wave_size_;
			WAVEFORMATEX* wave_format_;
		};
	}
}