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/psp/SDL_pspaudio.c | 183 ------------------------- 1 file changed, 183 deletions(-) delete mode 100644 contrib/SDL-3.2.8/src/audio/psp/SDL_pspaudio.c (limited to 'contrib/SDL-3.2.8/src/audio/psp/SDL_pspaudio.c') diff --git a/contrib/SDL-3.2.8/src/audio/psp/SDL_pspaudio.c b/contrib/SDL-3.2.8/src/audio/psp/SDL_pspaudio.c deleted file mode 100644 index 18546e8..0000000 --- a/contrib/SDL-3.2.8/src/audio/psp/SDL_pspaudio.c +++ /dev/null @@ -1,183 +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" - -#ifdef SDL_AUDIO_DRIVER_PSP - -#include -#include -#include - -#include "../SDL_audiodev_c.h" -#include "../SDL_sysaudio.h" -#include "SDL_pspaudio.h" - -#include -#include - -static bool isBasicAudioConfig(const SDL_AudioSpec *spec) -{ - return spec->freq == 44100; -} - -static bool PSPAUDIO_OpenDevice(SDL_AudioDevice *device) -{ - device->hidden = (struct SDL_PrivateAudioData *) SDL_calloc(1, sizeof(*device->hidden)); - if (!device->hidden) { - return false; - } - - // device only natively supports S16LSB - device->spec.format = SDL_AUDIO_S16LE; - - /* PSP has some limitations with the Audio. It fully supports 44.1KHz (Mono & Stereo), - however with frequencies different than 44.1KHz, it just supports Stereo, - so a resampler must be done for these scenarios */ - if (isBasicAudioConfig(&device->spec)) { - // The sample count must be a multiple of 64. - device->sample_frames = PSP_AUDIO_SAMPLE_ALIGN(device->sample_frames); - // The number of channels (1 or 2). - device->spec.channels = device->spec.channels == 1 ? 1 : 2; - const int format = (device->spec.channels == 1) ? PSP_AUDIO_FORMAT_MONO : PSP_AUDIO_FORMAT_STEREO; - device->hidden->channel = sceAudioChReserve(PSP_AUDIO_NEXT_CHANNEL, device->sample_frames, format); - } else { - // 48000, 44100, 32000, 24000, 22050, 16000, 12000, 11050, 8000 - switch (device->spec.freq) { - case 8000: - case 11025: - case 12000: - case 16000: - case 22050: - case 24000: - case 32000: - case 44100: - case 48000: - break; // acceptable, keep it - default: - device->spec.freq = 48000; - break; - } - // The number of samples to output in one output call (min 17, max 4111). - device->sample_frames = device->sample_frames < 17 ? 17 : (device->sample_frames > 4111 ? 4111 : device->sample_frames); - device->spec.channels = 2; // we're forcing the hardware to stereo. - device->hidden->channel = sceAudioSRCChReserve(device->sample_frames, device->spec.freq, 2); - } - - 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 PSPAUDIO_PlayDevice(SDL_AudioDevice *device, const Uint8 *buffer, int buflen) -{ - int rc; - if (!isBasicAudioConfig(&device->spec)) { - SDL_assert(device->spec.channels == 2); - rc = sceAudioSRCOutputBlocking(PSP_AUDIO_VOLUME_MAX, (void *) buffer); - } else { - rc = sceAudioOutputPannedBlocking(device->hidden->channel, PSP_AUDIO_VOLUME_MAX, PSP_AUDIO_VOLUME_MAX, (void *) buffer); - } - return (rc == 0); -} - -static bool PSPAUDIO_WaitDevice(SDL_AudioDevice *device) -{ - return true; // Because we block when sending audio, there's no need for this function to do anything. -} - -static Uint8 *PSPAUDIO_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 PSPAUDIO_CloseDevice(SDL_AudioDevice *device) -{ - if (device->hidden) { - if (device->hidden->channel >= 0) { - if (!isBasicAudioConfig(&device->spec)) { - sceAudioSRCChRelease(); - } else { - sceAudioChRelease(device->hidden->channel); - } - 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 PSPAUDIO_ThreadInit(SDL_AudioDevice *device) -{ - /* Increase the priority of this audio thread by 1 to put it - ahead of other SDL threads. */ - const SceUID thid = sceKernelGetThreadId(); - SceKernelThreadInfo status; - status.size = sizeof(SceKernelThreadInfo); - if (sceKernelReferThreadStatus(thid, &status) == 0) { - sceKernelChangeThreadPriority(thid, status.currentPriority - 1); - } -} - -static bool PSPAUDIO_Init(SDL_AudioDriverImpl *impl) -{ - impl->OpenDevice = PSPAUDIO_OpenDevice; - impl->PlayDevice = PSPAUDIO_PlayDevice; - impl->WaitDevice = PSPAUDIO_WaitDevice; - impl->GetDeviceBuf = PSPAUDIO_GetDeviceBuf; - impl->CloseDevice = PSPAUDIO_CloseDevice; - impl->ThreadInit = PSPAUDIO_ThreadInit; - impl->OnlyHasDefaultPlaybackDevice = true; - //impl->HasRecordingSupport = true; - //impl->OnlyHasDefaultRecordingDevice = true; - return true; -} - -AudioBootStrap PSPAUDIO_bootstrap = { - "psp", "PSP audio driver", PSPAUDIO_Init, false, false -}; - -#endif // SDL_AUDIO_DRIVER_PSP -- cgit v1.2.3