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Diffstat (limited to '3rdparty/SDL2/src/audio/nacl/SDL_naclaudio.c')
-rw-r--r--3rdparty/SDL2/src/audio/nacl/SDL_naclaudio.c149
1 files changed, 0 insertions, 149 deletions
diff --git a/3rdparty/SDL2/src/audio/nacl/SDL_naclaudio.c b/3rdparty/SDL2/src/audio/nacl/SDL_naclaudio.c
deleted file mode 100644
index 33cbe1c832b..00000000000
--- a/3rdparty/SDL2/src/audio/nacl/SDL_naclaudio.c
+++ /dev/null
@@ -1,149 +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_NACL
-
-#include "SDL_naclaudio.h"
-
-#include "SDL_audio.h"
-#include "SDL_mutex.h"
-#include "../SDL_audio_c.h"
-#include "../SDL_audiodev_c.h"
-
-#include "ppapi/c/pp_errors.h"
-#include "ppapi/c/pp_instance.h"
-#include "ppapi_simple/ps.h"
-#include "ppapi_simple/ps_interface.h"
-#include "ppapi_simple/ps_event.h"
-
-/* The tag name used by NACL audio */
-#define NACLAUDIO_DRIVER_NAME "nacl"
-
-#define SAMPLE_FRAME_COUNT 4096
-
-/* Audio driver functions */
-static void nacl_audio_callback(void* samples, uint32_t buffer_size, PP_TimeDelta latency, void* data);
-
-/* FIXME: Make use of latency if needed */
-static void nacl_audio_callback(void* samples, uint32_t buffer_size, PP_TimeDelta latency, void* data) {
- SDL_AudioDevice* _this = (SDL_AudioDevice*) data;
-
- SDL_LockMutex(private->mutex); /* !!! FIXME: is this mutex necessary? */
-
- if (SDL_AtomicGet(&_this->enabled) && !SDL_AtomicGet(&_this->paused)) {
- if (_this->convert.needed) {
- SDL_LockMutex(_this->mixer_lock);
- (*_this->spec.callback) (_this->spec.userdata,
- (Uint8 *) _this->convert.buf,
- _this->convert.len);
- SDL_UnlockMutex(_this->mixer_lock);
- SDL_ConvertAudio(&_this->convert);
- SDL_memcpy(samples, _this->convert.buf, _this->convert.len_cvt);
- } else {
- SDL_LockMutex(_this->mixer_lock);
- (*_this->spec.callback) (_this->spec.userdata, (Uint8 *) samples, buffer_size);
- SDL_UnlockMutex(_this->mixer_lock);
- }
- } else {
- SDL_memset(samples, _this->spec.silence, buffer_size);
- }
-
- SDL_UnlockMutex(private->mutex);
-}
-
-static void NACLAUDIO_CloseDevice(SDL_AudioDevice *device) {
- const PPB_Core *core = PSInterfaceCore();
- const PPB_Audio *ppb_audio = PSInterfaceAudio();
- SDL_PrivateAudioData *hidden = (SDL_PrivateAudioData *) device->hidden;
-
- ppb_audio->StopPlayback(hidden->audio);
- SDL_DestroyMutex(hidden->mutex);
- core->ReleaseResource(hidden->audio);
-}
-
-static int
-NACLAUDIO_OpenDevice(_THIS, void *handle, const char *devname, int iscapture) {
- PP_Instance instance = PSGetInstanceId();
- const PPB_Audio *ppb_audio = PSInterfaceAudio();
- const PPB_AudioConfig *ppb_audiocfg = PSInterfaceAudioConfig();
-
- private = (SDL_PrivateAudioData *) SDL_calloc(1, (sizeof *private));
- if (private == NULL) {
- SDL_OutOfMemory();
- return 0;
- }
-
- private->mutex = SDL_CreateMutex();
- _this->spec.freq = 44100;
- _this->spec.format = AUDIO_S16LSB;
- _this->spec.channels = 2;
- _this->spec.samples = ppb_audiocfg->RecommendSampleFrameCount(
- instance,
- PP_AUDIOSAMPLERATE_44100,
- SAMPLE_FRAME_COUNT);
-
- /* Calculate the final parameters for this audio specification */
- SDL_CalculateAudioSpec(&_this->spec);
-
- private->audio = ppb_audio->Create(
- instance,
- ppb_audiocfg->CreateStereo16Bit(instance, PP_AUDIOSAMPLERATE_44100, _this->spec.samples),
- nacl_audio_callback,
- _this);
-
- /* Start audio playback while we are still on the main thread. */
- ppb_audio->StartPlayback(private->audio);
-
- return 1;
-}
-
-static int
-NACLAUDIO_Init(SDL_AudioDriverImpl * impl)
-{
- if (PSGetInstanceId() == 0) {
- return 0;
- }
-
- /* Set the function pointers */
- impl->OpenDevice = NACLAUDIO_OpenDevice;
- impl->CloseDevice = NACLAUDIO_CloseDevice;
- impl->OnlyHasDefaultOutputDevice = 1;
- impl->ProvidesOwnCallbackThread = 1;
- /*
- * impl->WaitDevice = NACLAUDIO_WaitDevice;
- * impl->GetDeviceBuf = NACLAUDIO_GetDeviceBuf;
- * impl->PlayDevice = NACLAUDIO_PlayDevice;
- * impl->Deinitialize = NACLAUDIO_Deinitialize;
- */
-
- return 1;
-}
-
-AudioBootStrap NACLAUDIO_bootstrap = {
- NACLAUDIO_DRIVER_NAME, "SDL NaCl Audio Driver",
- NACLAUDIO_Init, 0
-};
-
-#endif /* SDL_AUDIO_DRIVER_NACL */
-
-/* vi: set ts=4 sw=4 expandtab: */