static boolean I_SDL_InitSound(void)
{
int i;
// No sounds yet
for (i = 0; i < NUMSFX; ++i)
sound_chunks[i].abuf = NULL;
for (i = 0; i < NUM_CHANNELS; ++i)
channels_playing[i] = sfx_None;
if (SDL_InitSubSystem(SDL_INIT_AUDIO) < 0)
return false;
#if defined(SDL20)
{
const SDL_version *linked = Mix_Linked_Version();
if (linked->major != MIX_MAJOR_VERSION || linked->minor != MIX_MINOR_VERSION)
I_Error("The wrong version of SDL2_MIXER.DLL was found. "PACKAGE_NAME" requires "
"v%d.%d.%d, not v%d.%d.%d.", linked->major, linked->minor, linked->patch,
MIX_MAJOR_VERSION, MIX_MINOR_VERSION, MIX_PATCHLEVEL);
if (linked->patch != MIX_PATCHLEVEL)
C_Warning("The wrong version of SDL2_MIXER.DLL was found. "PACKAGE_NAME" requires "
"v%d.%d.%d, not v%d.%d.%d.", linked->major, linked->minor, linked->patch,
MIX_MAJOR_VERSION, MIX_MINOR_VERSION, MIX_PATCHLEVEL);
}
#endif
if (Mix_OpenAudio(snd_samplerate, AUDIO_S16SYS, 2, GetSliceSize()) < 0)
return false;
Mix_QuerySpec(&mixer_freq, &mixer_format, &mixer_channels);
// precache sounds to avoid slowdown inside game
for (i = 0; i < NUMSFX; i++)
CacheSFX_SDL(i);
Mix_AllocateChannels(NUM_CHANNELS);
SDL_PauseAudio(0);
sound_initialized = true;
return true;
}
dboolean I_SDL_InitSound(void)
{
int i;
// No sounds yet
for (i = 0; i < NUM_CHANNELS; ++i)
channels_playing[i] = NULL;
if (SDL_InitSubSystem(SDL_INIT_AUDIO) < 0)
return false;
{
const SDL_version *linked = Mix_Linked_Version();
if (linked->major != MIX_MAJOR_VERSION || linked->minor != MIX_MINOR_VERSION)
I_Error("The wrong version of SDL2_MIXER.DLL was found. "PACKAGE_NAME" requires "
"v%d.%d.%d, not v%d.%d.%d.", linked->major, linked->minor, linked->patch,
MIX_MAJOR_VERSION, MIX_MINOR_VERSION, MIX_PATCHLEVEL);
if (linked->patch != MIX_PATCHLEVEL)
C_Warning("The wrong version of SDL2_MIXER.DLL was found. "PACKAGE_NAME" requires "
"v%d.%d.%d, not v%d.%d.%d.", linked->major, linked->minor, linked->patch,
MIX_MAJOR_VERSION, MIX_MINOR_VERSION, MIX_PATCHLEVEL);
}
if (Mix_OpenAudio(snd_samplerate, AUDIO_S16SYS, 2, GetSliceSize()) < 0)
return false;
Mix_QuerySpec(&mixer_freq, &mixer_format, &mixer_channels);
Mix_AllocateChannels(NUM_CHANNELS);
SDL_PauseAudio(0);
sound_initialized = true;
return true;
}
static boolean I_SDL_InitSound(void)
{
int i;
// No sounds yet
for (i = 0; i < NUMSFX; ++i)
sound_chunks[i].abuf = NULL;
for (i = 0; i < NUM_CHANNELS; ++i)
channels_playing[i] = sfx_None;
if (SDL_InitSubSystem(SDL_INIT_AUDIO) < 0)
{
fprintf(stderr, "Unable to set up sound.\n");
return false;
}
if (Mix_OpenAudio(snd_samplerate, AUDIO_S16SYS, 2, GetSliceSize()) < 0)
{
fprintf(stderr, "Error initializing SDL_mixer: %s\n", Mix_GetError());
return false;
}
Mix_QuerySpec(&mixer_freq, &mixer_format, &mixer_channels);
// precache sounds to avoid slowdown inside game
for (i = 0; i < NUMSFX; i++)
CacheSFX_SDL(i);
Mix_AllocateChannels(NUM_CHANNELS);
SDL_PauseAudio(0);
sound_initialized = true;
return true;
}
static int OPL_SDL_Init(unsigned int port_base)
{
// Check if SDL_mixer has been opened already
// If not, we must initialize it now
if (!SDLIsInitialized())
{
if (SDL_Init(SDL_INIT_AUDIO) < 0)
{
fprintf(stderr, "Unable to set up sound.\n");
return 0;
}
if (Mix_OpenAudio(opl_sample_rate, AUDIO_S16SYS, 2, GetSliceSize()) < 0)
{
fprintf(stderr, "Error initialising SDL_mixer: %s\n", Mix_GetError());
SDL_QuitSubSystem(SDL_INIT_AUDIO);
return 0;
}
SDL_PauseAudio(0);
// When this module shuts down, it has the responsibility to
// shut down SDL.
sdl_was_initialized = 1;
}
else
{
sdl_was_initialized = 0;
}
opl_sdl_paused = 0;
pause_offset = 0;
// Queue structure of callbacks to invoke.
callback_queue = OPL_Queue_Create();
current_time = 0;
// Get the mixer frequency, format and number of channels.
Mix_QuerySpec(&mixing_freq, &mixing_format, &mixing_channels);
// Only supports AUDIO_S16SYS
if (mixing_format != AUDIO_S16SYS || mixing_channels != 2)
{
fprintf(stderr,
"OPL_SDL only supports native signed 16-bit LSB, "
"stereo format!\n");
OPL_SDL_Shutdown();
return 0;
}
// Mix buffer:
mix_buffer = malloc(mixing_freq * sizeof(uint32_t));
// Create the emulator structure:
DBOPL_InitTables();
Chip__Chip(&opl_chip);
Chip__Setup(&opl_chip, mixing_freq);
callback_mutex = SDL_CreateMutex();
callback_queue_mutex = SDL_CreateMutex();
// TODO: This should be music callback? or-?
Mix_HookMusic(OPL_Mix_Callback, NULL);
return 1;
}
static boolean I_SDL_InitSound(boolean _use_sfx_prefix)
{
int i;
use_sfx_prefix = _use_sfx_prefix;
// No sounds yet
for (i=0; i<NUM_CHANNELS; ++i)
{
channels_playing[i] = NULL;
}
if (SDL_Init(SDL_INIT_AUDIO) < 0)
{
fprintf(stderr, "Unable to set up sound.\n");
return false;
}
if (Mix_OpenAudio(snd_samplerate, AUDIO_S16SYS, 2, GetSliceSize()) < 0)
{
fprintf(stderr, "Error initialising SDL_mixer: %s\n", Mix_GetError());
return false;
}
ExpandSoundData = ExpandSoundData_SDL;
Mix_QuerySpec(&mixer_freq, &mixer_format, &mixer_channels);
#ifdef HAVE_LIBSAMPLERATE
if (use_libsamplerate != 0)
{
if (SRC_ConversionMode() < 0)
{
I_Error("I_SDL_InitSound: Invalid value for use_libsamplerate: %i",
use_libsamplerate);
}
ExpandSoundData = ExpandSoundData_SRC;
}
#else
if (use_libsamplerate != 0)
{
fprintf(stderr, "I_SDL_InitSound: use_libsamplerate=%i, but "
"libsamplerate support not compiled in.\n",
use_libsamplerate);
}
#endif
// SDL_mixer version 1.2.8 and earlier has a bug in the Mix_SetPanning
// function that can cause the game to lock up. If we're using an old
// version, we need to apply a workaround. But the workaround has its
// own drawbacks ...
{
const SDL_version *mixer_version;
int v;
mixer_version = Mix_Linked_Version();
v = SDL_VERSIONNUM(mixer_version->major,
mixer_version->minor,
mixer_version->patch);
if (v <= SDL_VERSIONNUM(1, 2, 8))
{
setpanning_workaround = true;
fprintf(stderr, "\n"
"ATTENTION: You are using an old version of SDL_mixer!\n"
" This version has a bug that may cause "
"your sound to stutter.\n"
" Please upgrade to a newer version!\n"
"\n");
}
}
Mix_AllocateChannels(NUM_CHANNELS);
SDL_PauseAudio(0);
sound_initialized = true;
return true;
}
static boolean I_SDL_InitSound(boolean _use_sfx_prefix)
{
int i;
// SDL 2.0.6 has a bug that makes it unusable.
if (SDL_COMPILEDVERSION == SDL_VERSIONNUM(2, 0, 6))
{
I_Error(
"I_SDL_InitSound: "
"You are trying to launch with SDL 2.0.6 which has a known bug "
"that makes the game crash. Please either downgrade to "
"SDL 2.0.5 or upgrade to 2.0.7. See the following bug for some "
"additional context:\n"
"<https://github.com/chocolate-doom/chocolate-doom/issues/945>");
}
use_sfx_prefix = _use_sfx_prefix;
// No sounds yet
for (i=0; i<NUM_CHANNELS; ++i)
{
channels_playing[i] = NULL;
}
if (SDL_Init(SDL_INIT_AUDIO) < 0)
{
fprintf(stderr, "Unable to set up sound.\n");
return false;
}
if (Mix_OpenAudio(snd_samplerate, AUDIO_S16SYS, 2, GetSliceSize()) < 0)
{
fprintf(stderr, "Error initialising SDL_mixer: %s\n", Mix_GetError());
return false;
}
ExpandSoundData = ExpandSoundData_SDL;
Mix_QuerySpec(&mixer_freq, &mixer_format, &mixer_channels);
#ifdef HAVE_LIBSAMPLERATE
if (use_libsamplerate != 0)
{
if (SRC_ConversionMode() < 0)
{
I_Error("I_SDL_InitSound: Invalid value for use_libsamplerate: %i",
use_libsamplerate);
}
ExpandSoundData = ExpandSoundData_SRC;
}
#else
if (use_libsamplerate != 0)
{
fprintf(stderr, "I_SDL_InitSound: use_libsamplerate=%i, but "
"libsamplerate support not compiled in.\n",
use_libsamplerate);
}
#endif
Mix_AllocateChannels(NUM_CHANNELS);
SDL_PauseAudio(0);
sound_initialized = true;
return true;
}
