104 lines
4.0 KiB
C++
104 lines
4.0 KiB
C++
/** @file
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* @author Edouard DUPIN
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* @copyright 2015, Edouard DUPIN, all right reserved
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* @license APACHE v2.0 (see license file)
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*/
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#ifndef __RIVER_MANAGER_H__
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#define __RIVER_MANAGER_H__
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#include <string>
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#include <stdint.h>
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#include <memory>
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#include <river/Interface.h>
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#include <audio/format.h>
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#include <audio/channel.h>
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namespace river {
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/**
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* @brief Audio interface manager : Single interface for every application that want to access on the Audio input/output
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*/
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class Manager {
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private:
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const std::string& m_applicationUniqueId; //!< name of the application that open the Audio Interface.
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std::vector<std::weak_ptr<river::Interface> > m_listOpenInterface; //!< List of all open Stream.
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protected:
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/**
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* @brief Constructor
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*/
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Manager(const std::string& _applicationUniqueId);
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public:
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static std::shared_ptr<river::Manager> create(const std::string& _applicationUniqueId);
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/**
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* @brief Destructor
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*/
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virtual ~Manager();
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public:
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/**
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* @brief Get all input audio stream description.
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* @return a list of all availlables input stream (name + description)
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*/
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virtual std::vector<std::pair<std::string,std::string> > getListStreamInput();
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/**
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* @brief Get all output audio stream description.
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* @return a list of all availlables output stream (name + description)
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*/
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virtual std::vector<std::pair<std::string,std::string> > getListStreamOutput();
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/**
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* @brief Set a volume for a specific group
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* @param[in] _volumeName Name of the volume (MASTER, MATER_BT ...)
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* @param[in] _value Volume in dB to set.
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* @return true set done
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* @return false An error occured
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* @example : setVolume("MASTER", -3.0f);
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*/
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virtual bool setVolume(const std::string& _volumeName, float _valuedB);
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/**
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* @brief Get a volume value
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* @param[in] _volumeName Name of the volume (MASTER, MATER_BT ...)
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* @return The Volume value in dB.
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* @example ret = getVolume("MASTER"); can return something like ret = -3.0f
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*/
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virtual float getVolume(const std::string& _volumeName) const;
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/**
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* @brief Get a parameter value
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* @param[in] _volumeName Name of the volume (MASTER, MATER_BT ...)
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* @return The requested value Range.
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* @example ret = getVolumeRange("MASTER"); can return something like ret=(-120.0f,0.0f)
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*/
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virtual std::pair<float,float> getVolumeRange(const std::string& _volumeName) const;
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/**
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* @brief Create output Interface
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* @param[in] _freq Frequency to open Interface [8,16,22,32,48] kHz
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* @param[in] _map ChannelMap of the Output
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* @param[in] _format Sample Format to open the stream [int8_t]
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* @param[in] _streamName Stream name to open: "" or "default" open current selected output
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* @param[in] _name Name of this interface
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* @return a pointer on the interface
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*/
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virtual std::shared_ptr<Interface> createOutput(float _freq,
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const std::vector<audio::channel>& _map,
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audio::format _format,
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const std::string& _streamName = "",
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const std::string& _name = "");
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/**
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* @brief Create input Interface
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* @param[in] _freq Frequency to open Interface [8,16,22,32,48] kHz
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* @param[in] _map ChannelMap of the Output
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* @param[in] _format Sample Format to open the stream [int8_t]
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* @param[in] _streamName Stream name to open: "" or "default" open current selected input
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* @param[in] _name Name of this interface
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* @return a pointer on the interface
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*/
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virtual std::shared_ptr<Interface> createInput(float _freq,
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const std::vector<audio::channel>& _map,
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audio::format _format,
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const std::string& _streamName = "",
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const std::string& _name = "");
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};
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};
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#endif
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