mirror of
https://github.com/hajimehoshi/ebiten.git
synced 2024-12-27 20:28:54 +01:00
88 lines
2.6 KiB
C++
Vendored
88 lines
2.6 KiB
C++
Vendored
/*
|
|
* Copyright 2016 The Android Open Source Project
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifndef OBOE_UTILITIES_H
|
|
#define OBOE_UTILITIES_H
|
|
|
|
#include <unistd.h>
|
|
#include <sys/types.h>
|
|
#include <string>
|
|
#include "oboe_oboe_Definitions_android.h"
|
|
|
|
namespace oboe {
|
|
|
|
/**
|
|
* Convert an array of floats to an array of 16-bit integers.
|
|
*
|
|
* @param source the input array.
|
|
* @param destination the output array.
|
|
* @param numSamples the number of values to convert.
|
|
*/
|
|
void convertFloatToPcm16(const float *source, int16_t *destination, int32_t numSamples);
|
|
|
|
/**
|
|
* Convert an array of 16-bit integers to an array of floats.
|
|
*
|
|
* @param source the input array.
|
|
* @param destination the output array.
|
|
* @param numSamples the number of values to convert.
|
|
*/
|
|
void convertPcm16ToFloat(const int16_t *source, float *destination, int32_t numSamples);
|
|
|
|
/**
|
|
* @return the size of a sample of the given format in bytes or 0 if format is invalid
|
|
*/
|
|
int32_t convertFormatToSizeInBytes(AudioFormat format);
|
|
|
|
/**
|
|
* The text is the ASCII symbol corresponding to the supplied Oboe enum value,
|
|
* or an English message saying the value is unrecognized.
|
|
* This is intended for developers to use when debugging.
|
|
* It is not for displaying to users.
|
|
*
|
|
* @param input object to convert from. @see common/Utilities.cpp for concrete implementations
|
|
* @return text representation of an Oboe enum value. There is no need to call free on this.
|
|
*/
|
|
template <typename FromType>
|
|
const char * convertToText(FromType input);
|
|
|
|
/**
|
|
* @param name
|
|
* @return the value of a named system property in a string or empty string
|
|
*/
|
|
std::string getPropertyString(const char * name);
|
|
|
|
/**
|
|
* @param name
|
|
* @param defaultValue
|
|
* @return integer value associated with a property or the default value
|
|
*/
|
|
int getPropertyInteger(const char * name, int defaultValue);
|
|
|
|
/**
|
|
* Return the version of the SDK that is currently running.
|
|
*
|
|
* For example, on Android, this would return 27 for Oreo 8.1.
|
|
* If the version number cannot be determined then this will return -1.
|
|
*
|
|
* @return version number or -1
|
|
*/
|
|
int getSdkVersion();
|
|
|
|
} // namespace oboe
|
|
|
|
#endif //OBOE_UTILITIES_H
|