mirror of
https://github.com/hajimehoshi/ebiten.git
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306 lines
11 KiB
C++
Vendored
306 lines
11 KiB
C++
Vendored
/*
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* Copyright 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdlib.h>
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#include <unistd.h>
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#include <sstream>
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#ifdef __ANDROID__
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#include <sys/system_properties.h>
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#endif
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#include "oboe_oboe_AudioStream_android.h"
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#include "oboe_oboe_Definitions_android.h"
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#include "oboe_oboe_Utilities_android.h"
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namespace oboe {
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constexpr float kScaleI16ToFloat = (1.0f / 32768.0f);
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void convertFloatToPcm16(const float *source, int16_t *destination, int32_t numSamples) {
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for (int i = 0; i < numSamples; i++) {
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float fval = source[i];
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fval += 1.0; // to avoid discontinuity at 0.0 caused by truncation
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fval *= 32768.0f;
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auto sample = static_cast<int32_t>(fval);
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// clip to 16-bit range
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if (sample < 0) sample = 0;
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else if (sample > 0x0FFFF) sample = 0x0FFFF;
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sample -= 32768; // center at zero
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destination[i] = static_cast<int16_t>(sample);
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}
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}
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void convertPcm16ToFloat(const int16_t *source, float *destination, int32_t numSamples) {
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for (int i = 0; i < numSamples; i++) {
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destination[i] = source[i] * kScaleI16ToFloat;
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}
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}
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int32_t convertFormatToSizeInBytes(AudioFormat format) {
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int32_t size = 0;
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switch (format) {
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case AudioFormat::I16:
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size = sizeof(int16_t);
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break;
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case AudioFormat::Float:
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size = sizeof(float);
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break;
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default:
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break;
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}
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return size;
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}
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template<>
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const char *convertToText<Result>(Result returnCode) {
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switch (returnCode) {
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case Result::OK: return "OK";
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case Result::ErrorDisconnected: return "ErrorDisconnected";
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case Result::ErrorIllegalArgument: return "ErrorIllegalArgument";
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case Result::ErrorInternal: return "ErrorInternal";
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case Result::ErrorInvalidState: return "ErrorInvalidState";
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case Result::ErrorInvalidHandle: return "ErrorInvalidHandle";
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case Result::ErrorUnimplemented: return "ErrorUnimplemented";
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case Result::ErrorUnavailable: return "ErrorUnavailable";
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case Result::ErrorNoFreeHandles: return "ErrorNoFreeHandles";
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case Result::ErrorNoMemory: return "ErrorNoMemory";
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case Result::ErrorNull: return "ErrorNull";
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case Result::ErrorTimeout: return "ErrorTimeout";
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case Result::ErrorWouldBlock: return "ErrorWouldBlock";
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case Result::ErrorInvalidFormat: return "ErrorInvalidFormat";
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case Result::ErrorOutOfRange: return "ErrorOutOfRange";
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case Result::ErrorNoService: return "ErrorNoService";
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case Result::ErrorInvalidRate: return "ErrorInvalidRate";
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case Result::ErrorClosed: return "ErrorClosed";
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default: return "Unrecognized result";
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}
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}
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template<>
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const char *convertToText<AudioFormat>(AudioFormat format) {
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switch (format) {
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case AudioFormat::Invalid: return "Invalid";
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case AudioFormat::Unspecified: return "Unspecified";
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case AudioFormat::I16: return "I16";
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case AudioFormat::Float: return "Float";
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default: return "Unrecognized format";
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}
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}
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template<>
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const char *convertToText<PerformanceMode>(PerformanceMode mode) {
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switch (mode) {
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case PerformanceMode::LowLatency: return "LowLatency";
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case PerformanceMode::None: return "None";
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case PerformanceMode::PowerSaving: return "PowerSaving";
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default: return "Unrecognized performance mode";
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}
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}
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template<>
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const char *convertToText<SharingMode>(SharingMode mode) {
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switch (mode) {
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case SharingMode::Exclusive: return "Exclusive";
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case SharingMode::Shared: return "Shared";
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default: return "Unrecognized sharing mode";
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}
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}
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template<>
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const char *convertToText<DataCallbackResult>(DataCallbackResult result) {
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switch (result) {
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case DataCallbackResult::Continue: return "Continue";
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case DataCallbackResult::Stop: return "Stop";
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default: return "Unrecognized data callback result";
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}
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}
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template<>
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const char *convertToText<Direction>(Direction direction) {
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switch (direction) {
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case Direction::Input: return "Input";
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case Direction::Output: return "Output";
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default: return "Unrecognized direction";
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}
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}
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template<>
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const char *convertToText<StreamState>(StreamState state) {
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switch (state) {
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case StreamState::Closed: return "Closed";
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case StreamState::Closing: return "Closing";
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case StreamState::Disconnected: return "Disconnected";
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case StreamState::Flushed: return "Flushed";
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case StreamState::Flushing: return "Flushing";
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case StreamState::Open: return "Open";
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case StreamState::Paused: return "Paused";
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case StreamState::Pausing: return "Pausing";
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case StreamState::Started: return "Started";
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case StreamState::Starting: return "Starting";
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case StreamState::Stopped: return "Stopped";
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case StreamState::Stopping: return "Stopping";
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case StreamState::Uninitialized: return "Uninitialized";
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case StreamState::Unknown: return "Unknown";
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default: return "Unrecognized stream state";
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}
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}
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template<>
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const char *convertToText<AudioApi>(AudioApi audioApi) {
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switch (audioApi) {
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case AudioApi::Unspecified: return "Unspecified";
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case AudioApi::OpenSLES: return "OpenSLES";
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case AudioApi::AAudio: return "AAudio";
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default: return "Unrecognized audio API";
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}
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}
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template<>
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const char *convertToText<AudioStream*>(AudioStream* stream) {
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static std::string streamText;
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std::stringstream s;
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s<<"StreamID: "<< static_cast<void*>(stream)<<std::endl
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<<"DeviceId: "<<stream->getDeviceId()<<std::endl
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<<"Direction: "<<oboe::convertToText(stream->getDirection())<<std::endl
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<<"API type: "<<oboe::convertToText(stream->getAudioApi())<<std::endl
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<<"BufferCapacity: "<<stream->getBufferCapacityInFrames()<<std::endl
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<<"BufferSize: "<<stream->getBufferSizeInFrames()<<std::endl
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<<"FramesPerBurst: "<< stream->getFramesPerBurst()<<std::endl
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<<"FramesPerDataCallback: "<<stream->getFramesPerDataCallback()<<std::endl
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<<"SampleRate: "<<stream->getSampleRate()<<std::endl
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<<"ChannelCount: "<<stream->getChannelCount()<<std::endl
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<<"Format: "<<oboe::convertToText(stream->getFormat())<<std::endl
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<<"SharingMode: "<<oboe::convertToText(stream->getSharingMode())<<std::endl
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<<"PerformanceMode: "<<oboe::convertToText(stream->getPerformanceMode())
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<<std::endl
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<<"CurrentState: "<<oboe::convertToText(stream->getState())<<std::endl
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<<"XRunCount: "<<stream->getXRunCount()<<std::endl
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<<"FramesRead: "<<stream->getFramesRead()<<std::endl
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<<"FramesWritten: "<<stream->getFramesWritten()<<std::endl;
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streamText = s.str();
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return streamText.c_str();
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}
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template<>
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const char *convertToText<Usage>(Usage usage) {
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switch (usage) {
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case Usage::Media: return "Media";
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case Usage::VoiceCommunication: return "VoiceCommunication";
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case Usage::VoiceCommunicationSignalling: return "VoiceCommunicationSignalling";
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case Usage::Alarm: return "Alarm";
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case Usage::Notification: return "Notification";
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case Usage::NotificationRingtone: return "NotificationRingtone";
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case Usage::NotificationEvent: return "NotificationEvent";
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case Usage::AssistanceAccessibility: return "AssistanceAccessibility";
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case Usage::AssistanceNavigationGuidance: return "AssistanceNavigationGuidance";
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case Usage::AssistanceSonification: return "AssistanceSonification";
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case Usage::Game: return "Game";
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case Usage::Assistant: return "Assistant";
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default: return "Unrecognized usage";
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}
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}
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template<>
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const char *convertToText<ContentType>(ContentType contentType) {
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switch (contentType) {
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case ContentType::Speech: return "Speech";
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case ContentType::Music: return "Music";
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case ContentType::Movie: return "Movie";
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case ContentType::Sonification: return "Sonification";
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default: return "Unrecognized content type";
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}
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}
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template<>
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const char *convertToText<InputPreset>(InputPreset inputPreset) {
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switch (inputPreset) {
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case InputPreset::Generic: return "Generic";
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case InputPreset::Camcorder: return "Camcorder";
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case InputPreset::VoiceRecognition: return "VoiceRecognition";
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case InputPreset::VoiceCommunication: return "VoiceCommunication";
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case InputPreset::Unprocessed: return "Unprocessed";
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case InputPreset::VoicePerformance: return "VoicePerformance";
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default: return "Unrecognized input preset";
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}
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}
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template<>
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const char *convertToText<SessionId>(SessionId sessionId) {
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switch (sessionId) {
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case SessionId::None: return "None";
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case SessionId::Allocate: return "Allocate";
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default: return "Unrecognized session id";
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}
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}
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template<>
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const char *convertToText<ChannelCount>(ChannelCount channelCount) {
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switch (channelCount) {
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case ChannelCount::Unspecified: return "Unspecified";
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case ChannelCount::Mono: return "Mono";
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case ChannelCount::Stereo: return "Stereo";
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default: return "Unrecognized channel count";
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}
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}
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std::string getPropertyString(const char * name) {
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std::string result;
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#ifdef __ANDROID__
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char valueText[PROP_VALUE_MAX] = {0};
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if (__system_property_get(name, valueText) != 0) {
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result = valueText;
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}
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#else
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(void) name;
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#endif
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return result;
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}
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int getPropertyInteger(const char * name, int defaultValue) {
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int result = defaultValue;
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#ifdef __ANDROID__
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char valueText[PROP_VALUE_MAX] = {0};
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if (__system_property_get(name, valueText) != 0) {
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result = atoi(valueText);
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}
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#else
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(void) name;
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#endif
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return result;
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}
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int getSdkVersion() {
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static int sCachedSdkVersion = -1;
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#ifdef __ANDROID__
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if (sCachedSdkVersion == -1) {
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sCachedSdkVersion = getPropertyInteger("ro.build.version.sdk", -1);
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}
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#endif
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return sCachedSdkVersion;
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}
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}// namespace oboe
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