89 lines
4.4 KiB
C++
89 lines
4.4 KiB
C++
//! Structure storing ReplayGain configuration: album/track source data modes, gain/peak processing modes and preamp values.
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struct t_replaygain_config
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{
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enum /*t_source_mode*/ {
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source_mode_none,
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source_mode_track,
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source_mode_album,
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// New in 1.3.8
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// SPECIAL MODE valid only for playback settings; if set, track gain will be used for random & shuffle-tracks modes, album for shuffle albums & ordered playback.
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source_mode_byPlaybackOrder
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};
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enum /*t_processing_mode*/ {processing_mode_none,processing_mode_gain,processing_mode_gain_and_peak,processing_mode_peak};
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typedef t_uint32 t_source_mode; typedef t_uint32 t_processing_mode;
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t_replaygain_config() {reset();}
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t_replaygain_config(t_source_mode p_source_mode,t_processing_mode p_processing_mode,float p_preamp_without_rg, float p_preamp_with_rg)
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: m_source_mode(p_source_mode), m_processing_mode(p_processing_mode), m_preamp_without_rg(p_preamp_without_rg), m_preamp_with_rg(p_preamp_with_rg) {}
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t_source_mode m_source_mode;
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t_processing_mode m_processing_mode;
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float m_preamp_without_rg, m_preamp_with_rg;//preamp values in dB
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void reset();
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audio_sample query_scale(const file_info & info) const;
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audio_sample query_scale(const metadb_handle_ptr & info) const;
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audio_sample query_scale(const replaygain_info & info) const;
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void format_name(pfc::string_base & p_out) const;
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bool is_active() const;
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static bool equals(const t_replaygain_config & v1, const t_replaygain_config & v2) {
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return v1.m_source_mode == v2.m_source_mode && v1.m_processing_mode == v2.m_processing_mode && v1.m_preamp_without_rg == v2.m_preamp_without_rg && v1.m_preamp_with_rg == v2.m_preamp_with_rg;
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}
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bool operator==(const t_replaygain_config & other) const {return equals(*this, other);}
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bool operator!=(const t_replaygain_config & other) const {return !equals(*this, other);}
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};
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FB2K_STREAM_READER_OVERLOAD(t_replaygain_config) {
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return stream >> value.m_source_mode >> value.m_processing_mode >> value.m_preamp_with_rg >> value.m_preamp_without_rg;
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}
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FB2K_STREAM_WRITER_OVERLOAD(t_replaygain_config) {
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return stream << value.m_source_mode << value.m_processing_mode << value.m_preamp_with_rg << value.m_preamp_without_rg;
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}
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//! Core service providing methods to retrieve/alter playback ReplayGain settings, as well as use ReplayGain configuration dialog.
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class NOVTABLE replaygain_manager : public service_base {
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public:
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//! Retrieves playback ReplayGain settings.
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virtual void get_core_settings(t_replaygain_config & p_out) = 0;
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//! Creates embedded version of ReplayGain settings dialog. Note that embedded dialog sends WM_COMMAND with id/BN_CLICKED to parent window when user makes changes to settings.
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virtual HWND configure_embedded(const t_replaygain_config & p_initdata,HWND p_parent,unsigned p_id,bool p_from_modal) = 0;
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//! Retrieves settings from embedded version of ReplayGain settings dialog.
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virtual void configure_embedded_retrieve(HWND wnd,t_replaygain_config & p_data) = 0;
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//! Shows popup/modal version of ReplayGain settings dialog. Returns true when user changed the settings, false when user cancelled the operation. Title parameter can be null to use default one.
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virtual bool configure_popup(t_replaygain_config & p_data,HWND p_parent,const char * p_title) = 0;
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//! Alters playback ReplayGain settings.
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virtual void set_core_settings(const t_replaygain_config & p_config) = 0;
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//! New in 1.0
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virtual void configure_embedded_set(HWND wnd, t_replaygain_config const & p_data) = 0;
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//! New in 1.0
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virtual void get_core_defaults(t_replaygain_config & out) = 0;
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//! Helper; queries scale value for specified item according to core playback settings.
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audio_sample core_settings_query_scale(const file_info & p_info);
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//! Helper; queries scale value for specified item according to core playback settings.
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audio_sample core_settings_query_scale(const metadb_handle_ptr & info);
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FB2K_MAKE_SERVICE_COREAPI(replaygain_manager);
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};
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//! \since 1.4
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class NOVTABLE replaygain_core_settings_notify {
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public:
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virtual void on_changed( t_replaygain_config const & cfg ) = 0;
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};
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//! \since 1.4
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//! Adds new method for getting notified about core RG settings changing
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class NOVTABLE replaygain_manager_v2 : public replaygain_manager {
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FB2K_MAKE_SERVICE_COREAPI_EXTENSION( replaygain_manager_v2, replaygain_manager );
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public:
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virtual void add_notify(replaygain_core_settings_notify *) = 0;
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virtual void remove_notify(replaygain_core_settings_notify *) = 0;
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}; |