281 lines
13 KiB
C++
281 lines
13 KiB
C++
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/*
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* libopenmpt_impl.hpp
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* -------------------
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* Purpose: libopenmpt private interface
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* Notes : This is not a public header. Do NOT ship in distributions dev packages.
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* Authors: OpenMPT Devs
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* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
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*/
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#ifndef LIBOPENMPT_IMPL_HPP
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#define LIBOPENMPT_IMPL_HPP
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#include "libopenmpt_internal.h"
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#include "libopenmpt.hpp"
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#include <iosfwd>
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#include <memory>
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#include <utility>
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#if defined(_MSC_VER)
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#pragma warning(push)
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#pragma warning(disable:4512) // assignment operator could not be generated
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#endif
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// forward declarations
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namespace mpt {
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inline namespace mpt_libopenmpt {
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namespace IO {
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class FileCursorTraitsFileData;
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template <typename Tpath>
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class FileCursorFilenameTraits;
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template <typename Ttraits, typename Tfilenametraits>
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class FileCursor;
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} // namespace IO
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} // namespace mpt_libopenmpt
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} // namespace mpt
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namespace OpenMPT {
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namespace detail {
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template <typename Ttraits, typename Tfilenametraits>
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using FileCursor = mpt::IO::FileCursor<Ttraits, Tfilenametraits>;
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} // namespace detail
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namespace mpt {
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class PathString;
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} // namespace mpt
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using FileCursor = detail::FileCursor<mpt::IO::FileCursorTraitsFileData, mpt::IO::FileCursorFilenameTraits<mpt::PathString>>;
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class CSoundFile;
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struct DithersWrapperOpenMPT;
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} // namespace OpenMPT
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namespace openmpt {
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namespace version {
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std::uint32_t get_library_version();
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std::uint32_t get_core_version();
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std::string get_string( const std::string & key );
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} // namespace version
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class log_interface {
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protected:
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log_interface();
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public:
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virtual ~log_interface();
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virtual void log( const std::string & message ) const = 0;
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}; // class log_interface
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class std_ostream_log : public log_interface {
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private:
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std::ostream & destination;
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public:
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std_ostream_log( std::ostream & dst );
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virtual ~std_ostream_log();
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void log( const std::string & message ) const override;
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}; // class CSoundFileLog_std_ostream
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class log_forwarder;
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struct callback_stream_wrapper {
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void * stream;
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std::size_t (*read)( void * stream, void * dst, std::size_t bytes );
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int (*seek)( void * stream, std::int64_t offset, int whence );
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std::int64_t (*tell)( void * stream );
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}; // struct callback_stream_wrapper
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class module_impl {
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public:
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enum class amiga_filter_type {
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a500,
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a1200,
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unfiltered,
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auto_filter,
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};
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protected:
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struct subsong_data {
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double duration;
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std::int32_t start_row;
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std::int32_t start_order;
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std::int32_t sequence;
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subsong_data( double duration, std::int32_t start_row, std::int32_t start_order, std::int32_t sequence );
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}; // struct subsong_data
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typedef std::vector<subsong_data> subsongs_type;
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enum class song_end_action {
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fadeout_song,
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continue_song,
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stop_song,
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};
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static constexpr std::int32_t all_subsongs = -1;
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enum class ctl_type {
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boolean,
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integer,
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floatingpoint,
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text,
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};
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struct ctl_info {
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const char * name;
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ctl_type type;
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};
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std::unique_ptr<log_interface> m_Log;
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std::unique_ptr<log_forwarder> m_LogForwarder;
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std::int32_t m_current_subsong;
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double m_currentPositionSeconds;
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std::unique_ptr<OpenMPT::CSoundFile> m_sndFile;
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bool m_loaded;
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bool m_mixer_initialized;
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std::unique_ptr<OpenMPT::DithersWrapperOpenMPT> m_Dithers;
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subsongs_type m_subsongs;
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float m_Gain;
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song_end_action m_ctl_play_at_end;
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amiga_filter_type m_ctl_render_resampler_emulate_amiga_type = amiga_filter_type::auto_filter;
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bool m_ctl_load_skip_samples;
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bool m_ctl_load_skip_patterns;
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bool m_ctl_load_skip_plugins;
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bool m_ctl_load_skip_subsongs_init;
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bool m_ctl_seek_sync_samples;
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std::vector<std::string> m_loaderMessages;
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public:
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void PushToCSoundFileLog( const std::string & text ) const;
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void PushToCSoundFileLog( int loglevel, const std::string & text ) const;
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protected:
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std::string mod_string_to_utf8( const std::string & encoded ) const;
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void apply_mixer_settings( std::int32_t samplerate, int channels );
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void apply_libopenmpt_defaults();
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subsongs_type get_subsongs() const;
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void init_subsongs( subsongs_type & subsongs ) const;
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bool has_subsongs_inited() const;
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void ctor( const std::map< std::string, std::string > & ctls );
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void load( const OpenMPT::FileCursor & file, const std::map< std::string, std::string > & ctls );
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bool is_loaded() const;
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std::size_t read_wrapper( std::size_t count, std::int16_t * left, std::int16_t * right, std::int16_t * rear_left, std::int16_t * rear_right );
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std::size_t read_wrapper( std::size_t count, float * left, float * right, float * rear_left, float * rear_right );
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std::size_t read_interleaved_wrapper( std::size_t count, std::size_t channels, std::int16_t * interleaved );
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std::size_t read_interleaved_wrapper( std::size_t count, std::size_t channels, float * interleaved );
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std::string get_message_instruments() const;
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std::string get_message_samples() const;
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std::pair< std::string, std::string > format_and_highlight_pattern_row_channel_command( std::int32_t p, std::int32_t r, std::int32_t c, int command ) const;
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std::pair< std::string, std::string > format_and_highlight_pattern_row_channel( std::int32_t p, std::int32_t r, std::int32_t c, std::size_t width, bool pad ) const;
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static double could_open_probability( const OpenMPT::FileCursor & file, double effort, std::unique_ptr<log_interface> log );
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public:
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static std::vector<std::string> get_supported_extensions();
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/// <summary>
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/// From version 0.7.0
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/// Hakan DANISIK
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/// </summary>
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/// <param name="extension"></param>
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/// <returns></returns>
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static std::string get_tracker_name( const std::string & extension );
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static bool is_extension_supported( std::string_view extension );
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static double could_open_probability( callback_stream_wrapper stream, double effort, std::unique_ptr<log_interface> log );
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static double could_open_probability( std::istream & stream, double effort, std::unique_ptr<log_interface> log );
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static std::size_t probe_file_header_get_recommended_size();
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static int probe_file_header( std::uint64_t flags, const std::byte * data, std::size_t size, std::uint64_t filesize );
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static int probe_file_header( std::uint64_t flags, const std::uint8_t * data, std::size_t size, std::uint64_t filesize );
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static int probe_file_header( std::uint64_t flags, const void * data, std::size_t size, std::uint64_t filesize );
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static int probe_file_header( std::uint64_t flags, const std::byte * data, std::size_t size );
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static int probe_file_header( std::uint64_t flags, const std::uint8_t * data, std::size_t size );
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static int probe_file_header( std::uint64_t flags, const void * data, std::size_t size );
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static int probe_file_header( std::uint64_t flags, std::istream & stream );
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static int probe_file_header( std::uint64_t flags, callback_stream_wrapper stream );
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module_impl( callback_stream_wrapper stream, std::unique_ptr<log_interface> log, const std::map< std::string, std::string > & ctls );
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module_impl( std::istream & stream, std::unique_ptr<log_interface> log, const std::map< std::string, std::string > & ctls );
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module_impl( const std::vector<std::byte> & data, std::unique_ptr<log_interface> log, const std::map< std::string, std::string > & ctls );
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module_impl( const std::vector<std::uint8_t> & data, std::unique_ptr<log_interface> log, const std::map< std::string, std::string > & ctls );
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module_impl( const std::vector<char> & data, std::unique_ptr<log_interface> log, const std::map< std::string, std::string > & ctls );
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module_impl( const std::byte * data, std::size_t size, std::unique_ptr<log_interface> log, const std::map< std::string, std::string > & ctls );
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module_impl( const std::uint8_t * data, std::size_t size, std::unique_ptr<log_interface> log, const std::map< std::string, std::string > & ctls );
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module_impl( const char * data, std::size_t size, std::unique_ptr<log_interface> log, const std::map< std::string, std::string > & ctls );
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module_impl( const void * data, std::size_t size, std::unique_ptr<log_interface> log, const std::map< std::string, std::string > & ctls );
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~module_impl();
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public:
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void select_subsong( std::int32_t subsong );
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std::int32_t get_selected_subsong() const;
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void set_repeat_count( std::int32_t repeat_count );
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std::int32_t get_repeat_count() const;
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double get_duration_seconds() const;
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double set_position_seconds( double seconds );
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double get_position_seconds() const;
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double set_position_order_row( std::int32_t order, std::int32_t row );
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std::int32_t get_render_param( int param ) const;
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void set_render_param( int param, std::int32_t value );
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std::size_t read( std::int32_t samplerate, std::size_t count, std::int16_t * mono );
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std::size_t read( std::int32_t samplerate, std::size_t count, std::int16_t * left, std::int16_t * right );
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std::size_t read( std::int32_t samplerate, std::size_t count, std::int16_t * left, std::int16_t * right, std::int16_t * rear_left, std::int16_t * rear_right );
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std::size_t read( std::int32_t samplerate, std::size_t count, float * mono );
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std::size_t read( std::int32_t samplerate, std::size_t count, float * left, float * right );
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std::size_t read( std::int32_t samplerate, std::size_t count, float * left, float * right, float * rear_left, float * rear_right );
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std::size_t read_interleaved_stereo( std::int32_t samplerate, std::size_t count, std::int16_t * interleaved_stereo );
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std::size_t read_interleaved_quad( std::int32_t samplerate, std::size_t count, std::int16_t * interleaved_quad );
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std::size_t read_interleaved_stereo( std::int32_t samplerate, std::size_t count, float * interleaved_stereo );
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std::size_t read_interleaved_quad( std::int32_t samplerate, std::size_t count, float * interleaved_quad );
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std::vector<std::string> get_metadata_keys() const;
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std::string get_metadata( const std::string & key ) const;
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double get_current_estimated_bpm() const;
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std::int32_t get_current_speed() const;
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std::int32_t get_current_tempo() const;
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std::int32_t get_current_order() const;
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std::int32_t get_current_pattern() const;
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std::int32_t get_current_row() const;
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std::int32_t get_current_playing_channels() const;
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float get_current_channel_vu_mono( std::int32_t channel ) const;
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float get_current_channel_vu_left( std::int32_t channel ) const;
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float get_current_channel_vu_right( std::int32_t channel ) const;
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float get_current_channel_vu_rear_left( std::int32_t channel ) const;
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float get_current_channel_vu_rear_right( std::int32_t channel ) const;
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std::int32_t get_num_subsongs() const;
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std::int32_t get_num_channels() const;
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std::int32_t get_num_orders() const;
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std::int32_t get_num_patterns() const;
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std::int32_t get_num_instruments() const;
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std::int32_t get_num_samples() const;
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std::vector<std::string> get_subsong_names() const;
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std::vector<std::string> get_channel_names() const;
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std::vector<std::string> get_order_names() const;
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std::vector<std::string> get_pattern_names() const;
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std::vector<std::string> get_instrument_names() const;
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std::vector<std::string> get_sample_names() const;
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std::int32_t get_order_pattern( std::int32_t o ) const;
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std::int32_t get_pattern_num_rows( std::int32_t p ) const;
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std::uint8_t get_pattern_row_channel_command( std::int32_t p, std::int32_t r, std::int32_t c, int cmd ) const;
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std::string format_pattern_row_channel_command( std::int32_t p, std::int32_t r, std::int32_t c, int cmd ) const;
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std::string highlight_pattern_row_channel_command( std::int32_t p, std::int32_t r, std::int32_t c, int cmd ) const;
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std::string format_pattern_row_channel( std::int32_t p, std::int32_t r, std::int32_t c, std::size_t width, bool pad ) const;
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std::string highlight_pattern_row_channel( std::int32_t p, std::int32_t r, std::int32_t c, std::size_t width, bool pad ) const;
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std::pair<const module_impl::ctl_info *, const module_impl::ctl_info *> get_ctl_infos() const;
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std::vector<std::string> get_ctls() const;
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std::string ctl_get( std::string ctl, bool throw_if_unknown = true ) const;
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bool ctl_get_boolean( std::string_view ctl, bool throw_if_unknown = true ) const;
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std::int64_t ctl_get_integer( std::string_view ctl, bool throw_if_unknown = true ) const;
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double ctl_get_floatingpoint( std::string_view ctl, bool throw_if_unknown = true ) const;
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std::string ctl_get_text( std::string_view ctl, bool throw_if_unknown = true ) const;
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void ctl_set( std::string ctl, const std::string & value, bool throw_if_unknown = true );
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void ctl_set_boolean( std::string_view ctl, bool value, bool throw_if_unknown = true );
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void ctl_set_integer( std::string_view ctl, std::int64_t value, bool throw_if_unknown = true );
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void ctl_set_floatingpoint( std::string_view ctl, double value, bool throw_if_unknown = true );
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void ctl_set_text( std::string_view ctl, std::string_view value, bool throw_if_unknown = true );
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}; // class module_impl
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namespace helper {
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template<typename T, typename... Args> std::unique_ptr<T> make_unique(Args&&... args) {
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return std::unique_ptr<T>(new T(std::forward<Args>(args)...));
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}
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} // namespace helper
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} // namespace openmpt
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#if defined(_MSC_VER)
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#pragma warning(pop)
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#endif
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#endif // LIBOPENMPT_IMPL_HPP
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