From 30f41c02aec763d32e62351452da9ef582bc3472 Mon Sep 17 00:00:00 2001 From: 3gg <3gg@shellblade.net> Date: Fri, 6 Mar 2026 13:30:59 -0800 Subject: Move contrib libraries to contrib repo --- contrib/SDL-3.2.8/src/audio/ps2/SDL_ps2audio.c | 159 ------------------------- 1 file changed, 159 deletions(-) delete mode 100644 contrib/SDL-3.2.8/src/audio/ps2/SDL_ps2audio.c (limited to 'contrib/SDL-3.2.8/src/audio/ps2/SDL_ps2audio.c') diff --git a/contrib/SDL-3.2.8/src/audio/ps2/SDL_ps2audio.c b/contrib/SDL-3.2.8/src/audio/ps2/SDL_ps2audio.c deleted file mode 100644 index 6579f1b..0000000 --- a/contrib/SDL-3.2.8/src/audio/ps2/SDL_ps2audio.c +++ /dev/null @@ -1,159 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2025 Sam Lantinga - - 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" - -#include "../SDL_sysaudio.h" -#include "SDL_ps2audio.h" - -#include -#include -#include - -static bool PS2AUDIO_OpenDevice(SDL_AudioDevice *device) -{ - device->hidden = (struct SDL_PrivateAudioData *) SDL_calloc(1, sizeof(*device->hidden)); - if (!device->hidden) { - return false; - } - - // These are the native supported audio PS2 configs - switch (device->spec.freq) { - case 11025: - case 12000: - case 22050: - case 24000: - case 32000: - case 44100: - case 48000: - break; // acceptable value, keep it - default: - device->spec.freq = 48000; - break; - } - - device->sample_frames = 512; - device->spec.channels = device->spec.channels == 1 ? 1 : 2; - device->spec.format = device->spec.format == SDL_AUDIO_S8 ? SDL_AUDIO_S8 : SDL_AUDIO_S16; - - struct audsrv_fmt_t format; - format.bits = device->spec.format == SDL_AUDIO_S8 ? 8 : 16; - format.freq = device->spec.freq; - format.channels = device->spec.channels; - - device->hidden->channel = audsrv_set_format(&format); - audsrv_set_volume(MAX_VOLUME); - - if (device->hidden->channel < 0) { - return SDL_SetError("Couldn't reserve hardware channel"); - } - - // Update the fragment size as size in bytes. - SDL_UpdatedAudioDeviceFormat(device); - - /* Allocate the mixing buffer. Its size and starting address must - be a multiple of 64 bytes. Our sample count is already a multiple of - 64, so spec->size should be a multiple of 64 as well. */ - const int mixlen = device->buffer_size * NUM_BUFFERS; - device->hidden->rawbuf = (Uint8 *)SDL_aligned_alloc(64, mixlen); - if (!device->hidden->rawbuf) { - return SDL_SetError("Couldn't allocate mixing buffer"); - } - - SDL_memset(device->hidden->rawbuf, device->silence_value, mixlen); - for (int i = 0; i < NUM_BUFFERS; i++) { - device->hidden->mixbufs[i] = &device->hidden->rawbuf[i * device->buffer_size]; - } - - return true; -} - -static bool PS2AUDIO_PlayDevice(SDL_AudioDevice *device, const Uint8 *buffer, int buflen) -{ - // this returns number of bytes accepted or a negative error. We assume anything other than buflen is a fatal error. - return (audsrv_play_audio((char *)buffer, buflen) == buflen); -} - -static bool PS2AUDIO_WaitDevice(SDL_AudioDevice *device) -{ - audsrv_wait_audio(device->buffer_size); - return true; -} - -static Uint8 *PS2AUDIO_GetDeviceBuf(SDL_AudioDevice *device, int *buffer_size) -{ - Uint8 *buffer = device->hidden->mixbufs[device->hidden->next_buffer]; - device->hidden->next_buffer = (device->hidden->next_buffer + 1) % NUM_BUFFERS; - return buffer; -} - -static void PS2AUDIO_CloseDevice(SDL_AudioDevice *device) -{ - if (device->hidden) { - if (device->hidden->channel >= 0) { - audsrv_stop_audio(); - device->hidden->channel = -1; - } - - if (device->hidden->rawbuf) { - SDL_aligned_free(device->hidden->rawbuf); - device->hidden->rawbuf = NULL; - } - SDL_free(device->hidden); - device->hidden = NULL; - } -} - -static void PS2AUDIO_ThreadInit(SDL_AudioDevice *device) -{ - /* Increase the priority of this audio thread by 1 to put it - ahead of other SDL threads. */ - const int32_t thid = GetThreadId(); - ee_thread_status_t status; - if (ReferThreadStatus(thid, &status) == 0) { - ChangeThreadPriority(thid, status.current_priority - 1); - } -} - -static void PS2AUDIO_Deinitialize(void) -{ - deinit_audio_driver(); -} - -static bool PS2AUDIO_Init(SDL_AudioDriverImpl *impl) -{ - if (init_audio_driver() < 0) { - return false; - } - - impl->OpenDevice = PS2AUDIO_OpenDevice; - impl->PlayDevice = PS2AUDIO_PlayDevice; - impl->WaitDevice = PS2AUDIO_WaitDevice; - impl->GetDeviceBuf = PS2AUDIO_GetDeviceBuf; - impl->CloseDevice = PS2AUDIO_CloseDevice; - impl->ThreadInit = PS2AUDIO_ThreadInit; - impl->Deinitialize = PS2AUDIO_Deinitialize; - impl->OnlyHasDefaultPlaybackDevice = true; - return true; // this audio target is available. -} - -AudioBootStrap PS2AUDIO_bootstrap = { - "ps2", "PS2 audio driver", PS2AUDIO_Init, false, false -}; -- cgit v1.2.3