diff options
Diffstat (limited to '3rdparty/SDL2/src/audio/android/SDL_androidaudio.c')
-rw-r--r-- | 3rdparty/SDL2/src/audio/android/SDL_androidaudio.c | 242 |
1 files changed, 0 insertions, 242 deletions
diff --git a/3rdparty/SDL2/src/audio/android/SDL_androidaudio.c b/3rdparty/SDL2/src/audio/android/SDL_androidaudio.c deleted file mode 100644 index 0e60fb0c6f2..00000000000 --- a/3rdparty/SDL2/src/audio/android/SDL_androidaudio.c +++ /dev/null @@ -1,242 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org> - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you must not - claim that you wrote the original software. If you use this software - in a product, an acknowledgment in the product documentation would be - appreciated but is not required. - 2. Altered source versions must be plainly marked as such, and must not be - misrepresented as being the original software. - 3. This notice may not be removed or altered from any source distribution. -*/ -#include "../../SDL_internal.h" - -#if SDL_AUDIO_DRIVER_ANDROID - -/* Output audio to Android */ - -#include "SDL_assert.h" -#include "SDL_audio.h" -#include "../SDL_audio_c.h" -#include "SDL_androidaudio.h" - -#include "../../core/android/SDL_android.h" - -#include "opensl_io.h" - -#include <android/log.h> - -static SDL_AudioDevice* audioDevice = NULL; -static SDL_AudioDevice* captureDevice = NULL; -static OPENSL_STREAM *sl = NULL; - -static int -ANDROIDAUDIO_OpenDevice(_THIS, void *handle, const char *devname, int iscapture) -{ - SDL_AudioFormat test_format; - - SDL_assert((captureDevice == NULL) || !iscapture); - SDL_assert((audioDevice == NULL) || iscapture); - - if (iscapture) { - captureDevice = this; - } else { - audioDevice = this; - } - - this->hidden = (struct SDL_PrivateAudioData *) SDL_calloc(1, (sizeof *this->hidden)); - if (this->hidden == NULL) { - return SDL_OutOfMemory(); - } - - test_format = SDL_FirstAudioFormat(this->spec.format); - while (test_format != 0) { /* no "UNKNOWN" constant */ -// if ((test_format == AUDIO_U8) || (test_format == AUDIO_S16LSB)) { - if (test_format == AUDIO_S16MSB) { - this->spec.format = test_format; - break; - } - test_format = SDL_NextAudioFormat(); - } - - if (test_format == 0) { - /* Didn't find a compatible format :( */ - return SDL_SetError("No compatible audio format!"); - } - - if (this->spec.channels > 1) { - this->spec.channels = 2; - } else { - this->spec.channels = 1; - } - - #if 0 - if (this->spec.freq < 8000) { - this->spec.freq = 8000; - } - if (this->spec.freq > 48000) { - this->spec.freq = 48000; - } - #endif - /* TODO: pass in/return a (Java) device ID */ - //this->spec.samples = Android_JNI_OpenAudioDevice(iscapture, this->spec.freq, this->spec.format == AUDIO_U8 ? 0 : 1, this->spec.channels, this->spec.samples); - if (!sl & !iscapture) - { - if (this->spec.size != 0) - { -// this->spec.samples = this->spec.size / this->spec.channels / 2; - } else { - this->spec.samples = 400; - this->spec.size = this->spec.channels * this->spec.samples; - } - sl = android_OpenAudioDevice(this->spec.freq, this->spec.channels, this->spec.channels, this->spec.samples); - __android_log_print(ANDROID_LOG_INFO, "SDL", "android_OpenAudioDevice: %x, freq=%d, channels=%d, %d samples", (int)sl, this->spec.freq, this->spec.channels, this->spec.samples); - if (!sl) { - /* Init failed? */ - return SDL_SetError("Java-side initialization failed!"); - } - } - - SDL_CalculateAudioSpec(&this->spec); - - return 0; -} - -static void -ANDROIDAUDIO_PlayDevice(_THIS) -{ - //Android_JNI_WriteAudioBuffer(); - android_AudioOut2(sl); -} - -static Uint8 * -ANDROIDAUDIO_GetDeviceBuf(_THIS) -{ - //return Android_JNI_GetAudioBuffer(); - Uint8 *buf = android_GetDeviceBuffer(sl); -// __android_log_print(ANDROID_LOG_INFO, "SDL", "GetDeviceBuf: %x", (int) buf); - return buf; -} - -static int -ANDROIDAUDIO_CaptureFromDevice(_THIS, void *buffer, int buflen) -{ - return Android_JNI_CaptureAudioBuffer(buffer, buflen); -} - -static void -ANDROIDAUDIO_FlushCapture(_THIS) -{ - Android_JNI_FlushCapturedAudio(); -} - -static void -ANDROIDAUDIO_CloseDevice(_THIS) -{ - /* At this point SDL_CloseAudioDevice via close_audio_device took care of terminating the audio thread - so it's safe to terminate the Java side buffer and AudioTrack - */ - Android_JNI_CloseAudioDevice(this->iscapture); - if (this->iscapture) { - SDL_assert(captureDevice == this); - captureDevice = NULL; - } else { - SDL_assert(audioDevice == this); - audioDevice = NULL; - } - SDL_free(this->hidden); -} - -static int -ANDROIDAUDIO_Init(SDL_AudioDriverImpl * impl) -{ - /* Set the function pointers */ - impl->OpenDevice = ANDROIDAUDIO_OpenDevice; - impl->PlayDevice = ANDROIDAUDIO_PlayDevice; - impl->GetDeviceBuf = ANDROIDAUDIO_GetDeviceBuf; - impl->CloseDevice = ANDROIDAUDIO_CloseDevice; - impl->CaptureFromDevice = ANDROIDAUDIO_CaptureFromDevice; - impl->FlushCapture = ANDROIDAUDIO_FlushCapture; - - /* and the capabilities */ - impl->HasCaptureSupport = SDL_FALSE; - impl->OnlyHasDefaultOutputDevice = 1; - impl->OnlyHasDefaultCaptureDevice = 0; - - return 1; /* this audio target is available. */ -} - -AudioBootStrap ANDROIDAUDIO_bootstrap = { - "android", "SDL Android audio driver", ANDROIDAUDIO_Init, 0 -}; - -/* Pause (block) all non already paused audio devices by taking their mixer lock */ -void ANDROIDAUDIO_PauseDevices(void) -{ - /* TODO: Handle multiple devices? */ - struct SDL_PrivateAudioData *private; - if(audioDevice != NULL && audioDevice->hidden != NULL) { - private = (struct SDL_PrivateAudioData *) audioDevice->hidden; - if (SDL_AtomicGet(&audioDevice->paused)) { - /* The device is already paused, leave it alone */ - private->resume = SDL_FALSE; - } - else { - SDL_LockMutex(audioDevice->mixer_lock); - SDL_AtomicSet(&audioDevice->paused, 1); - private->resume = SDL_TRUE; - } - } - - if(captureDevice != NULL && captureDevice->hidden != NULL) { - private = (struct SDL_PrivateAudioData *) captureDevice->hidden; - if (SDL_AtomicGet(&captureDevice->paused)) { - /* The device is already paused, leave it alone */ - private->resume = SDL_FALSE; - } - else { - SDL_LockMutex(captureDevice->mixer_lock); - SDL_AtomicSet(&captureDevice->paused, 1); - private->resume = SDL_TRUE; - } - } -} - -/* Resume (unblock) all non already paused audio devices by releasing their mixer lock */ -void ANDROIDAUDIO_ResumeDevices(void) -{ - /* TODO: Handle multiple devices? */ - struct SDL_PrivateAudioData *private; - if(audioDevice != NULL && audioDevice->hidden != NULL) { - private = (struct SDL_PrivateAudioData *) audioDevice->hidden; - if (private->resume) { - SDL_AtomicSet(&audioDevice->paused, 0); - private->resume = SDL_FALSE; - SDL_UnlockMutex(audioDevice->mixer_lock); - } - } - - if(captureDevice != NULL && captureDevice->hidden != NULL) { - private = (struct SDL_PrivateAudioData *) captureDevice->hidden; - if (private->resume) { - SDL_AtomicSet(&captureDevice->paused, 0); - private->resume = SDL_FALSE; - SDL_UnlockMutex(captureDevice->mixer_lock); - } - } -} - - -#endif /* SDL_AUDIO_DRIVER_ANDROID */ - -/* vi: set ts=4 sw=4 expandtab: */ - |