mirror of http://192.168.1.51:8099/lmh188/uv-twain
120 lines
3.1 KiB
C++
120 lines
3.1 KiB
C++
/*
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The MIT License (MIT)
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Copyright (c) 2015 Martin Richter
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#ifndef TWPP_DETAIL_FILE_AUDIO_HPP
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#define TWPP_DETAIL_FILE_AUDIO_HPP
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#include "../twpp.hpp"
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namespace Twpp {
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TWPP_DETAIL_PACK_BEGIN
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/// Information about current audio transfer.
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/// ArgType::AudioInfo
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class AudioInfo {
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public:
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/// Creates empty audio info.
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constexpr AudioInfo() noexcept :
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m_name(), m_reserved(){}
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/// Creates audio info with set name of audio data.
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explicit constexpr AudioInfo(const Str255& name, UInt32 reserved = 0) noexcept :
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m_name(name), m_reserved(reserved){}
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/// Name of audio data.
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constexpr const Str255& name() const noexcept{
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return m_name;
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}
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/// Name of audio data.
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Str255& name() noexcept{
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return m_name;
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}
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constexpr UInt32 reserved() const noexcept{
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return m_reserved;
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}
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void setReserved(UInt32 reserved) noexcept{
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m_reserved = reserved;
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}
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private:
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Str255 m_name;
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UInt32 m_reserved;
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};
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/// Owner of audio transfer handle.
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class AudioNativeXfer {
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public:
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template<typename T>
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using Data = Detail::Lock<typename std::decay<T>::type>;
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template<typename T>
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using ConstData = Detail::Lock<const typename std::decay<T>::type>;
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/// Creates an empty handle owner.
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AudioNativeXfer() noexcept :
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m_handle(){}
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/// Creates a memory area of desired size for audio native transfer.
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/// \throw std::bad_alloc
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explicit AudioNativeXfer(UInt32 size) :
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m_handle(Detail::alloc(size)){}
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/// Audio data.
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template<typename T = void>
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Data<T> data() noexcept{
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return m_handle.lock<typename std::decay<T>::type>();
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}
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/// Audio data.
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template<typename T = void>
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ConstData<T> data() const noexcept{
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return m_handle.lock<const typename std::decay<T>::type>();
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}
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/// Releases the owned handle.
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/// The user becomes responsible for freeing the handle.
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Handle release() noexcept{
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return m_handle.release();
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}
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private:
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Detail::UniqueHandle m_handle;
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};
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TWPP_DETAIL_PACK_END
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}
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#endif // TWPP_DETAIL_FILE_AUDIO_HPP
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