Ajout version Release/x64 avec les libraries x64 et tuning de la version Debug
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MarcEricMartel
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SQCSim2021/external/irrKlang-64bit-1.6.0/include/ik_ISoundSource.h
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SQCSim2021/external/irrKlang-64bit-1.6.0/include/ik_ISoundSource.h
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// Copyright (C) 2002-2018 Nikolaus Gebhardt
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// This file is part of the "irrKlang" library.
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// For conditions of distribution and use, see copyright notice in irrKlang.h
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#ifndef __I_IRRKLANG_IRR_SOUND_SOURCE_H_INCLUDED__
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#define __I_IRRKLANG_IRR_SOUND_SOURCE_H_INCLUDED__
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#include "ik_IVirtualRefCounted.h"
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#include "ik_vec3d.h"
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#include "ik_EStreamModes.h"
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#include "ik_SAudioStreamFormat.h"
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namespace irrklang
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{
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//! A sound source describes an input file (.ogg, .mp3, .wav or similar) and its default settings.
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/** It provides some informations about the sound source like the play lenght and
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can have default settings for volume, distances for 3d etc. There is some example code on how
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to use Sound sources at @ref soundSources.*/
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class ISoundSource : public IVirtualRefCounted
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{
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public:
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//! Returns the name of the sound source (usually, this is the file name)
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virtual const ik_c8* getName() = 0;
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//! Sets the stream mode which should be used for a sound played from this source.
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/** Note that if this is set to ESM_NO_STREAMING, the engine still might decide
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to stream the sound if it is too big. The threashold for this can be
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adjusted using ISoundSource::setForcedStreamingThreshold(). */
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virtual void setStreamMode(E_STREAM_MODE mode) = 0;
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//! Returns the detected or set type of the sound with wich the sound will be played.
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/** Note: If the returned type is ESM_AUTO_DETECT, this mode will change after the
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sound has been played the first time. */
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virtual E_STREAM_MODE getStreamMode() = 0;
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//! Returns the play length of the sound in milliseconds.
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/** Returns -1 if not known for this sound for example because its decoder
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does not support lenght reporting or it is a file stream of unknown size.
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Note: If the sound never has been played before, the sound engine will have to open
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the file and try to get the play lenght from there, so this call could take a bit depending
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on the type of file. */
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virtual ik_u32 getPlayLength() = 0;
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//! Returns informations about the sound source: channel count (mono/stereo), frame count, sample rate, etc.
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/** \return Returns the structure filled with 0 or negative values if not known for this sound for example because
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because the file could not be opened or similar.
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Note: If the sound never has been played before, the sound engine will have to open
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the file and try to get the play lenght from there, so this call could take a bit depending
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on the type of file. */
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virtual SAudioStreamFormat getAudioFormat() = 0;
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//! Returns if sounds played from this source will support seeking via ISound::setPlayPosition().
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/* If a sound is seekable depends on the file type and the audio format. For example MOD files
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cannot be seeked currently.
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\return Returns true of the sound source supports setPlayPosition() and false if not.
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Note: If the sound never has been played before, the sound engine will have to open
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the file and try to get the information from there, so this call could take a bit depending
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on the type of file. */
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virtual bool getIsSeekingSupported() = 0;
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//! Sets the default volume for a sound played from this source.
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/** The default value of this is 1.0f.
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Note that the default volume is being multiplied with the master volume
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of ISoundEngine, change this via ISoundEngine::setSoundVolume().
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//! \param volume 0 (silent) to 1.0f (full volume). Default value is 1.0f. */
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virtual void setDefaultVolume(ik_f32 volume=1.0f) = 0;
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//! Returns the default volume for a sound played from this source.
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/** You can influence this default volume value using setDefaultVolume().
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Note that the default volume is being multiplied with the master volume
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of ISoundEngine, change this via ISoundEngine::setSoundVolume().
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//! \return 0 (silent) to 1.0f (full volume). Default value is 1.0f. */
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virtual ik_f32 getDefaultVolume() = 0;
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//! sets the default minimal distance for 3D sounds played from this source.
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/** This value influences how loud a sound is heard based on its distance.
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See ISound::setMinDistance() for details about what the min distance is.
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This method only influences the initial distance value of sounds. For changing the
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distance while the sound is playing, use ISound::setMinDistance() and ISound::setMaxDistance().
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\param minDistance: Default minimal distance for 3D sounds from this source. Set it to a negative
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value to let sounds of this source use the engine level default min distance, which
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can be set via ISoundEngine::setDefault3DSoundMinDistance(). Default value is -1, causing
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the default min distance of the sound engine to take effect. */
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virtual void setDefaultMinDistance(ik_f32 minDistance) = 0;
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//! Returns the default minimal distance for 3D sounds played from this source.
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/** This value influences how loud a sound is heard based on its distance.
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See ISound::setMinDistance() for details about what the minimal distance is.
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\return Default minimal distance for 3d sounds from this source. If setDefaultMinDistance()
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was set to a negative value, it will return the default value set in the engine,
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using ISoundEngine::setDefault3DSoundMinDistance(). Default value is -1, causing
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the default min distance of the sound engine to take effect. */
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virtual ik_f32 getDefaultMinDistance() = 0;
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//! Sets the default maximal distance for 3D sounds played from this source.
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/** Changing this value is usually not necessary. Use setDefaultMinDistance() instead.
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Don't change this value if you don't know what you are doing: This value causes the sound
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to stop attenuating after it reaches the max distance. Most people think that this sets the
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volume of the sound to 0 after this distance, but this is not true. Only change the
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minimal distance (using for example setDefaultMinDistance()) to influence this.
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See ISound::setMaxDistance() for details about what the max distance is.
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This method only influences the initial distance value of sounds. For changing the
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distance while the sound is played, use ISound::setMinDistance()
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and ISound::setMaxDistance().
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\param maxDistance Default maximal distance for 3D sounds from this source. Set it to a negative
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value to let sounds of this source use the engine level default max distance, which
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can be set via ISoundEngine::setDefault3DSoundMaxDistance(). Default value is -1, causing
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the default max distance of the sound engine to take effect. */
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virtual void setDefaultMaxDistance(ik_f32 maxDistance) = 0;
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//! returns the default maxmial distance for 3D sounds played from this source.
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/** This value influences how loud a sound is heard based on its distance.
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Changing this value is usually not necessary. Use setDefaultMinDistance() instead.
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Don't change this value if you don't know what you are doing: This value causes the sound
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to stop attenuating after it reaches the max distance. Most people think that this sets the
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volume of the sound to 0 after this distance, but this is not true. Only change the
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minimal distance (using for example setDefaultMinDistance()) to influence this.
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See ISound::setMaxDistance() for details about what the max distance is.
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\return Default maximal distance for 3D sounds from this source. If setDefaultMaxDistance()
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was set to a negative value, it will return the default value set in the engine,
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using ISoundEngine::setDefault3DSoundMaxDistance(). Default value is -1, causing
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the default max distance of the sound engine to take effect. */
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virtual ik_f32 getDefaultMaxDistance() = 0;
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//! Forces the sound to be reloaded at next replay.
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/** Sounds which are not played as streams are buffered to make it possible to
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replay them without much overhead. If the sound file is altered after the sound
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has been played the first time, the engine won't play the changed file then.
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Calling this method makes the engine reload the file before the file is played
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the next time.*/
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virtual void forceReloadAtNextUse() = 0;
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//! Sets the threshold size where irrKlang decides to force streaming a file independent of the user specified setting.
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/** When specifying ESM_NO_STREAMING for playing back a sound file, irrKlang will
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ignore this setting if the file is bigger than this threshold and stream the file
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anyway. Please note that if an audio format loader is not able to return the
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size of a sound source and returns -1 as length, this will be ignored as well
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and streaming has to be forced.
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\param threshold: New threshold. The value is specified in uncompressed bytes and its default value is
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about one Megabyte. Set to 0 or a negative value to disable stream forcing. */
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virtual void setForcedStreamingThreshold(ik_s32 thresholdBytes) = 0;
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//! Returns the threshold size where irrKlang decides to force streaming a file independent of the user specified setting.
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/** The value is specified in uncompressed bytes and its default value is
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about one Megabyte. See setForcedStreamingThreshold() for details. */
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virtual ik_s32 getForcedStreamingThreshold() = 0;
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//! Returns a pointer to the loaded and decoded sample data.
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/** \return Returns a pointer to the sample data. The data is provided in decoded PCM data. The
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exact format can be retrieved using getAudioFormat(). Use getAudioFormat().getSampleDataSize()
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for getting the amount of bytes. The returned pointer will only be valid as long as the sound
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source exists.
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This function will only return a pointer to the data if the
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audio file is not streamed, namely ESM_NO_STREAMING. Otherwise this function will return 0.
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Note: If the sound never has been played before, the sound engine will have to open
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the file and decode audio data from there, so this call could take a bit depending
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on the type of the file.*/
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virtual void* getSampleData() = 0;
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};
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} // end namespace irrklang
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#endif
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