Differential D2716 Diff 8940 extern/audaspace/bindings/C/AUD_Special.h

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extern/audaspace/bindings/C/AUD_Special.h

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				/*******************************************************************************
				* Copyright 2009-2016 Jörg Müller
				*
				* Licensed under the Apache License, Version 2.0 (the "License");
				* you may not use this file except in compliance with the License.
				* You may obtain a copy of the License at
				*
				* http://www.apache.org/licenses/LICENSE-2.0
				*
				* Unless required by applicable law or agreed to in writing, software
				* distributed under the License is distributed on an "AS IS" BASIS,
				* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
				* See the License for the specific language governing permissions and
				* limitations under the License.
				******************************************************************************/

				#pragma once

				#include "AUD_Types.h"

				#ifdef __cplusplus
				extern "C" {
				#endif

				/**
				* Returns information about a sound.
				* \param sound The sound to get the info about.
				* \return The AUD_SoundInfo structure with filled in data.
				*/
				extern AUD_API AUD_SoundInfo AUD_getInfo(AUD_Sound* sound);

				/**
				* Reads a sound file into a newly created float buffer.
				* The sound is therefore bandpassed, rectified and resampled.
				*/
				extern AUD_API float* AUD_readSoundBuffer(const char* filename, float low, float high,
				float attack, float release, float threshold,
				int accumulate, int additive, int square,
				float sthreshold, double samplerate,
				int* length);

				/**
				* Pauses a playing sound after a specific amount of time.
				* \param handle The handle to the sound.
				* \param seconds The time in seconds.
				* \return The silence handle.
				*/
				extern AUD_API AUD_Handle* AUD_pauseAfter(AUD_Handle* handle, float seconds);

				/**
				* Reads a sound into a buffer for drawing at a specific sampling rate.
				* \param sound The sound to read.
				* \param buffer The buffer to write to. Must have a size of 34length.
				* \param length How many samples to read from the sound.
				* \param samples_per_second How many samples to read per second of the sound.
				* \return How many samples really have been read. Always <= length.
				*/
				extern AUD_API int AUD_readSound(AUD_Sound* sound, float* buffer, int length, int samples_per_second, short* interrupt);

				/**
				* Mixes a sound down into a file.
				* \param sound The sound scene to mix down.
				* \param start The start frame.
				* \param length The count of frames to write.
				* \param buffersize How many samples should be written at once.
				* \param filename The file to write to.
				* \param specs The file's audio specification.
				* \param format The file's container format.
				* \param codec The codec used for encoding the audio data.
				* \param bitrate The bitrate for encoding.
				* \return An error message or NULL in case of success.
				*/
				extern AUD_API const char* AUD_mixdown(AUD_Sound* sound, unsigned int start, unsigned int length,
				unsigned int buffersize, const char* filename,
				AUD_DeviceSpecs specs, AUD_Container format,
				AUD_Codec codec, unsigned int bitrate);

				/**
				* Mixes a sound down into multiple files.
				* \param sound The sound scene to mix down.
				* \param start The start frame.
				* \param length The count of frames to write.
				* \param buffersize How many samples should be written at once.
				* \param filename The file to write to, the channel number and an underscore are added at the beginning.
				* \param specs The file's audio specification.
				* \param format The file's container format.
				* \param codec The codec used for encoding the audio data.
				* \param bitrate The bitrate for encoding.
				* \return An error message or NULL in case of success.
				*/
				extern AUD_API const char* AUD_mixdown_per_channel(AUD_Sound* sound, unsigned int start, unsigned int length,
				unsigned int buffersize, const char* filename,
				AUD_DeviceSpecs specs, AUD_Container format,
				AUD_Codec codec, unsigned int bitrate);

				/**
				* Opens a read device and prepares it for mixdown of the sound scene.
				* \param specs Output audio specifications.
				* \param sequencer The sound scene to mix down.
				* \param volume The overall mixdown volume.
				* \param start The start time of the mixdown in the sound scene.
				* \return The read device for the mixdown.
				*/
				extern AUD_API AUD_Device* AUD_openMixdownDevice(AUD_DeviceSpecs specs, AUD_Sound* sequencer, float volume, float start);

				/**
				* Initializes audio routines (FFMPEG/JACK if it is enabled).
				*/
				extern AUD_API void AUD_initOnce();

				/**
				* Unitinitializes an audio routines.
				*/
				extern AUD_API void AUD_exitOnce();

				/**
				* Initializes an audio device.
				* \param device The device type that should be used.
				* \param specs The audio specification to be used.
				* \param buffersize The buffersize for the device.
				* \return Whether the device has been initialized.
				*/
				extern AUD_API AUD_Device* AUD_init(const char* device, AUD_DeviceSpecs specs, int buffersize, const char* name);

				/**
				* Unitinitializes an audio device.
				* \param device The device to free.
				*/
				extern AUD_API void AUD_exit(AUD_Device* device);

				/**
				* Retrieves available devices. Note that all memory returned has to be freed!
				*/
				extern AUD_API char** AUD_getDeviceNames();

				#ifdef __cplusplus
				}
				#endif