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Pas a SDL3 complet

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This commit is contained in:
Raimon Zamora
2024-11-06 21:35:30 +01:00
parent 22619cf207
commit 53784e6fb0
7 changed files with 200 additions and 127 deletions
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296
source/jail_audio.cpp
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@@ -6,49 +6,55 @@
#define JA_MAX_SIMULTANEOUS_CHANNELS 5
struct JA_Sound_t {
Uint32 length {0};
Uint8* buffer {NULL};
struct JA_Sound_t
{
SDL_AudioSpec spec { SDL_AUDIO_S16, 2, 48000 };
Uint32 length { 0 };
Uint8 *buffer { NULL };
};
struct JA_Channel_t {
JA_Sound_t *sound;
int pos {0};
int times {0};
JA_Channel_state state { JA_CHANNEL_FREE };
struct JA_Channel_t
{
JA_Sound_t *sound { nullptr };
int pos { 0 };
int times { 0 };
SDL_AudioStream *stream { nullptr };
JA_Channel_state state { JA_CHANNEL_FREE };
};
struct JA_Music_t {
int samples {0};
int pos {0};
int times {0};
short* output {NULL};
JA_Music_state state {JA_MUSIC_INVALID};
struct JA_Music_t
{
SDL_AudioSpec spec { SDL_AUDIO_S16, 2, 48000 };
Uint32 length { 0 };
Uint8 *buffer { nullptr };
int pos { 0 };
int times { 0 };
SDL_AudioStream *stream { nullptr };
JA_Music_state state { JA_MUSIC_INVALID };
};
JA_Music_t *current_music{NULL};
JA_Channel_t channels[JA_MAX_SIMULTANEOUS_CHANNELS];
JA_Music_t *current_music { nullptr };
JA_Channel_t channels[JA_MAX_SIMULTANEOUS_CHANNELS];
int JA_freq {48000};
SDL_AudioFormat JA_format {SDL_AUDIO_S16LE};
Uint8 JA_channels {2};
int JA_musicVolume = 128;
int JA_soundVolume = 64;
bool JA_musicEnabled = true;
bool JA_soundEnabled = true;
SDL_AudioStream *sdlAudioStream = nullptr;
SDL_AudioSpec JA_audioSpec { SDL_AUDIO_S16, 2, 48000 };
float JA_musicVolume { 1.0f };
float JA_soundVolume { 0.5f };
bool JA_musicEnabled { true };
bool JA_soundEnabled { true };
SDL_AudioDeviceID sdlAudioDevice { 0 };
SDL_TimerID JA_timerID { 0 };
void audioCallback(void * userdata, SDL_AudioStream* stream, int additional_amount, int total_amount) {
int len = total_amount;
/*
void audioCallback(void * userdata, uint8_t * stream, int len) {
SDL_memset(stream, 0, len);
if (current_music != NULL && current_music->state == JA_MUSIC_PLAYING) {
const int size = SDL_min(len, current_music->samples*2-current_music->pos);
SDL_PutAudioStreamData(sdlAudioStream, (Uint8*)(current_music->output+current_music->pos), size);
SDL_MixAudio(stream, (Uint8*)(current_music->output+current_music->pos), SDL_AUDIO_S16LE, size, JA_musicVolume);
SDL_MixAudioFormat(stream, (Uint8*)(current_music->output+current_music->pos), AUDIO_S16, size, JA_musicVolume);
current_music->pos += size/2;
if (size < len) {
if (current_music->times != 0) {
SDL_MixAudio(stream+size, (Uint8*)current_music->output, SDL_AUDIO_S16LE, len-size, JA_musicVolume);
SDL_MixAudioFormat(stream+size, (Uint8*)current_music->output, AUDIO_S16, len-size, JA_musicVolume);
current_music->pos = (len-size)/2;
if (current_music->times > 0) current_music->times--;
} else {
@@ -61,11 +67,11 @@ void audioCallback(void * userdata, SDL_AudioStream* stream, int additional_amou
for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++) {
if (channels[i].state == JA_CHANNEL_PLAYING) {
const int size = SDL_min(len, channels[i].sound->length - channels[i].pos);
SDL_MixAudio(stream, channels[i].sound->buffer + channels[i].pos, SDL_AUDIO_S16LE, size, JA_soundVolume);
SDL_MixAudioFormat(stream, channels[i].sound->buffer + channels[i].pos, AUDIO_S16, size, JA_soundVolume);
channels[i].pos += size;
if (size < len) {
if (channels[i].times != 0) {
SDL_MixAudio(stream + size, channels[i].sound->buffer, SDL_AUDIO_S16LE, len-size, JA_soundVolume);
SDL_MixAudioFormat(stream + size, channels[i].sound->buffer, AUDIO_S16, len-size, JA_soundVolume);
channels[i].pos = len-size;
if (channels[i].times > 0) channels[i].times--;
} else {
@@ -75,42 +81,77 @@ void audioCallback(void * userdata, SDL_AudioStream* stream, int additional_amou
}
}
}
*/
void JA_Init(const int freq, const SDL_AudioFormat format, const int channels) {
JA_freq = freq;
JA_format = format;
JA_channels = channels;
SDL_AudioSpec audioSpec{JA_format, JA_channels, JA_freq}; //, 0, 1024, 0, 0, audioCallback, NULL};
if (sdlAudioStream) SDL_DestroyAudioStream(sdlAudioStream);
sdlAudioStream = SDL_OpenAudioDeviceStream(SDL_AUDIO_DEVICE_DEFAULT_PLAYBACK, &audioSpec, audioCallback, NULL);
SDL_PauseAudioStreamDevice(sdlAudioStream);
Uint32 JA_UpdateCallback(void *userdata, SDL_TimerID timerID, Uint32 interval)
{
if (JA_musicEnabled && current_music && current_music->state == JA_MUSIC_PLAYING)
{
if (current_music->times != 0)
{
if (SDL_GetAudioStreamAvailable(current_music->stream) < (current_music->length/2))
SDL_PutAudioStreamData(current_music->stream, current_music->buffer, current_music->length);
if (current_music->times>0) current_music->times--;
}
else
{
if (SDL_GetAudioStreamAvailable(current_music->stream) == 0) JA_StopMusic();
}
}
if (JA_soundEnabled)
{
for (int i=0; i < JA_MAX_SIMULTANEOUS_CHANNELS; ++i)
if (channels[i].state == JA_CHANNEL_PLAYING)
{
if (channels[i].times != 0)
{
if (SDL_GetAudioStreamAvailable(channels[i].stream) < (channels[i].sound->length/2))
SDL_PutAudioStreamData(channels[i].stream, channels[i].sound->buffer, channels[i].sound->length);
if (channels[i].times>0) channels[i].times--;
}
}
else
{
if (SDL_GetAudioStreamAvailable(channels[i].stream) == 0) JA_StopChannel(i);
}
}
return 30;
}
void JA_Quit() {
SDL_ResumeAudioStreamDevice(sdlAudioStream);
if (sdlAudioStream) SDL_DestroyAudioStream(sdlAudioStream);
sdlAudioStream = nullptr;
void JA_Init(const int freq, const SDL_AudioFormat format, const int channels)
{
JA_audioSpec = {format, channels, freq };
if (!sdlAudioDevice) SDL_CloseAudioDevice(sdlAudioDevice);
sdlAudioDevice = SDL_OpenAudioDevice(SDL_AUDIO_DEVICE_DEFAULT_PLAYBACK, &JA_audioSpec);
SDL_PauseAudioDevice(sdlAudioDevice);
JA_timerID = SDL_AddTimer(30, JA_UpdateCallback, nullptr);
}
void JA_Quit()
{
if (JA_timerID) SDL_RemoveTimer(JA_timerID);
if (!sdlAudioDevice) SDL_CloseAudioDevice(sdlAudioDevice);
sdlAudioDevice = 0;
}
JA_Music_t *JA_LoadMusic(Uint8* buffer, Uint32 length)
{
int chan, samplerate;
JA_Music_t *music = new JA_Music_t();
music->samples = stb_vorbis_decode_memory(buffer, length, &chan, &samplerate, &music->output);
// [RZC 28/08/22] Abans el descomprimiem mentre el teniem obert
// music->samples = stb_vorbis_decode_filename(filename, &chan, &samplerate, &music->output);
int chan, samplerate;
short *output;
music->length = stb_vorbis_decode_memory(buffer, length, &chan, &samplerate, &output) * chan * 2;
SDL_AudioCVT cvt;
SDL_BuildAudioCVT(&cvt, AUDIO_S16, chan, samplerate, JA_format, JA_channels, JA_freq);
if (cvt.needed) {
cvt.len = music->samples * chan * 2;
cvt.buf = (Uint8 *) SDL_malloc(cvt.len * cvt.len_mult);
SDL_memcpy(cvt.buf, music->output, cvt.len);
SDL_ConvertAudio(&cvt);
free(music->output);
music->output = (short*)cvt.buf;
}
music->spec.channels = chan;
music->spec.freq = samplerate;
music->spec.format = SDL_AUDIO_S16;
music->buffer = (Uint8*)SDL_malloc(music->length);
SDL_memcpy(music->buffer, output, music->length);
SDL_free(output);
music->pos = 0;
music->state = JA_MUSIC_STOPPED;
@@ -147,55 +188,69 @@ void JA_PlayMusic(JA_Music_t *music, const int loop)
current_music->pos = 0;
current_music->state = JA_MUSIC_PLAYING;
current_music->times = loop;
current_music->stream = SDL_CreateAudioStream(&current_music->spec, &JA_audioSpec);
if (!SDL_PutAudioStreamData(current_music->stream, current_music->buffer, current_music->length)) printf("[ERROR] SDL_PutAudioStreamData failed!\n");
SDL_SetAudioStreamGain(current_music->stream, JA_musicVolume);
if (!SDL_BindAudioStream(sdlAudioDevice, current_music->stream)) printf("[ERROR] SDL_BindAudioStream failed!\n");
}
void JA_PauseMusic()
{
if (!JA_musicEnabled) return;
if (!current_music || current_music->state == JA_MUSIC_INVALID) return;
if (current_music == NULL || current_music->state == JA_MUSIC_INVALID) return;
current_music->state = JA_MUSIC_PAUSED;
SDL_PauseAudioStreamDevice(current_music->stream);
}
void JA_ResumeMusic()
{
if (!JA_musicEnabled) return;
if (!current_music || current_music->state == JA_MUSIC_INVALID) return;
if (current_music == NULL || current_music->state == JA_MUSIC_INVALID) return;
current_music->state = JA_MUSIC_PLAYING;
SDL_ResumeAudioStreamDevice(current_music->stream);
}
void JA_StopMusic()
{
if (!JA_musicEnabled) return;
if (!current_music || current_music->state == JA_MUSIC_INVALID) return;
if (current_music == NULL || current_music->state == JA_MUSIC_INVALID) return;
current_music->pos = 0;
current_music->state = JA_MUSIC_STOPPED;
SDL_PauseAudioStreamDevice(current_music->stream);
SDL_DestroyAudioStream(current_music->stream);
current_music->stream = nullptr;
}
JA_Music_state JA_GetMusicState() {
JA_Music_state JA_GetMusicState()
{
if (!JA_musicEnabled) return JA_MUSIC_DISABLED;
if (!current_music) return JA_MUSIC_INVALID;
if (current_music == NULL) return JA_MUSIC_INVALID;
return current_music->state;
}
void JA_DeleteMusic(JA_Music_t *music) {
if (current_music == music) current_music = NULL;
free(music->output);
void JA_DeleteMusic(JA_Music_t *music)
{
if (current_music == music) current_music = nullptr;
SDL_free(music->buffer);
SDL_DestroyAudioStream(music->stream);
delete music;
}
int JA_SetMusicVolume(int volume)
float JA_SetMusicVolume(float volume)
{
JA_musicVolume = volume > 128 ? 128 : volume < 0 ? 0 : volume;
JA_musicVolume = SDL_clamp( volume, 0.0f, 1.0f );
if (current_music) SDL_SetAudioStreamGain(current_music->stream, JA_musicVolume);
return JA_musicVolume;
}
void JA_EnableMusic(const bool value)
{
if (!value && current_music != NULL && current_music->state==JA_MUSIC_PLAYING) JA_StopMusic();
if ( !value && current_music && (current_music->state==JA_MUSIC_PLAYING) ) JA_StopMusic();
JA_musicEnabled = value;
}
@@ -204,45 +259,26 @@ void JA_EnableMusic(const bool value)
JA_Sound_t *JA_NewSound(Uint8* buffer, Uint32 length) {
JA_Sound_t *JA_NewSound(Uint8* buffer, Uint32 length)
{
JA_Sound_t *sound = new JA_Sound_t();
sound->buffer = buffer;
sound->length = length;
return sound;
}
JA_Sound_t *JA_LoadSound(uint8_t* buffer, uint32_t size) {
JA_Sound_t *JA_LoadSound(uint8_t* buffer, uint32_t size)
{
JA_Sound_t *sound = new JA_Sound_t();
SDL_AudioSpec wavSpec;
SDL_LoadWAV_IO(SDL_IOFromMem(buffer, size),1, &wavSpec, &sound->buffer, &sound->length);
SDL_AudioCVT cvt;
SDL_BuildAudioCVT(&cvt, wavSpec.format, wavSpec.channels, wavSpec.freq, JA_format, JA_channels, JA_freq);
cvt.len = sound->length;
cvt.buf = (Uint8 *) SDL_malloc(cvt.len * cvt.len_mult);
SDL_memcpy(cvt.buf, sound->buffer, sound->length);
SDL_ConvertAudio(&cvt);
SDL_FreeWAV(sound->buffer);
sound->buffer = cvt.buf;
sound->length = cvt.len_cvt;
SDL_LoadWAV_IO(SDL_IOFromMem(buffer, size),1, &sound->spec, &sound->buffer, &sound->length);
return sound;
}
JA_Sound_t *JA_LoadSound(const char* filename) {
JA_Sound_t *JA_LoadSound(const char* filename)
{
JA_Sound_t *sound = new JA_Sound_t();
SDL_AudioSpec wavSpec;
SDL_LoadWAV(filename, &wavSpec, &sound->buffer, &sound->length);
SDL_AudioCVT cvt;
SDL_BuildAudioCVT(&cvt, wavSpec.format, wavSpec.channels, wavSpec.freq, JA_format, JA_channels, JA_freq);
cvt.len = sound->length;
cvt.buf = (Uint8 *) SDL_malloc(cvt.len * cvt.len_mult);
SDL_memcpy(cvt.buf, sound->buffer, sound->length);
SDL_ConvertAudio(&cvt);
SDL_FreeWAV(sound->buffer);
sound->buffer = cvt.buf;
sound->length = cvt.len_cvt;
SDL_LoadWAV(filename, &sound->spec, &sound->buffer, &sound->length);
return sound;
}
@@ -259,6 +295,11 @@ int JA_PlaySound(JA_Sound_t *sound, const int loop)
channels[channel].times = loop;
channels[channel].pos = 0;
channels[channel].state = JA_CHANNEL_PLAYING;
channels[channel].stream = SDL_CreateAudioStream(&channels[channel].sound->spec, &JA_audioSpec);
SDL_PutAudioStreamData(channels[channel].stream, channels[channel].sound->buffer, channels[channel].sound->length);
SDL_SetAudioStreamGain(channels[channel].stream, JA_soundVolume);
SDL_BindAudioStream(sdlAudioDevice, channels[channel].stream);
return channel;
}
@@ -275,12 +316,22 @@ void JA_PauseChannel(const int channel)
{
if (!JA_soundEnabled) return;
if (channel == -1) {
for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++) {
if (channels[i].state == JA_CHANNEL_PLAYING) channels[i].state = JA_CHANNEL_PAUSED;
if (channel == -1)
{
for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++)
if (channels[i].state == JA_CHANNEL_PLAYING)
{
channels[i].state = JA_CHANNEL_PAUSED;
SDL_PauseAudioStreamDevice(channels[i].stream);
}
}
else if (channel >= 0 && channel < JA_MAX_SIMULTANEOUS_CHANNELS)
{
if (channels[channel].state == JA_CHANNEL_PLAYING)
{
channels[channel].state = JA_CHANNEL_PAUSED;
SDL_PauseAudioStreamDevice(channels[channel].stream);
}
} else if (channel >= 0 && channel < JA_MAX_SIMULTANEOUS_CHANNELS) {
if (channels[channel].state == JA_CHANNEL_PLAYING) channels[channel].state = JA_CHANNEL_PAUSED;
}
}
@@ -288,12 +339,22 @@ void JA_ResumeChannel(const int channel)
{
if (!JA_soundEnabled) return;
if (channel == -1) {
for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++) {
if (channels[i].state == JA_CHANNEL_PAUSED) channels[i].state = JA_CHANNEL_PLAYING;
if (channel == -1)
{
for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++)
if (channels[i].state == JA_CHANNEL_PAUSED)
{
channels[i].state = JA_CHANNEL_PLAYING;
SDL_ResumeAudioStreamDevice(channels[i].stream);
}
}
else if (channel >= 0 && channel < JA_MAX_SIMULTANEOUS_CHANNELS)
{
if (channels[channel].state == JA_CHANNEL_PAUSED)
{
channels[channel].state = JA_CHANNEL_PLAYING;
SDL_ResumeAudioStreamDevice(channels[channel].stream);
}
} else if (channel >= 0 && channel < JA_MAX_SIMULTANEOUS_CHANNELS) {
if (channels[channel].state == JA_CHANNEL_PAUSED) channels[channel].state = JA_CHANNEL_PLAYING;
}
}
@@ -301,16 +362,21 @@ void JA_StopChannel(const int channel)
{
if (!JA_soundEnabled) return;
if (channel == -1) {
if (channel == -1)
{
for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++) {
channels[i].state = JA_CHANNEL_FREE;
channels[i].pos = 0;
channels[i].sound = NULL;
SDL_DestroyAudioStream(channels[i].stream);
}
} else if (channel >= 0 && channel < JA_MAX_SIMULTANEOUS_CHANNELS) {
}
else if (channel >= 0 && channel < JA_MAX_SIMULTANEOUS_CHANNELS)
{
channels[channel].state = JA_CHANNEL_FREE;
channels[channel].pos = 0;
channels[channel].sound = NULL;
SDL_DestroyAudioStream(channels[channel].stream);
}
}
@@ -319,12 +385,18 @@ JA_Channel_state JA_GetChannelState(const int channel)
if (!JA_soundEnabled) return JA_SOUND_DISABLED;
if (channel < 0 || channel >= JA_MAX_SIMULTANEOUS_CHANNELS) return JA_CHANNEL_INVALID;
return channels[channel].state;
}
int JA_SetSoundVolume(int volume)
float JA_SetSoundVolume(float volume)
{
JA_soundVolume = volume > 128 ? 128 : volume < 0 ? 0 : volume;
JA_soundVolume = SDL_clamp( volume, 0.0f, 1.0f );
for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++)
if ( (channels[i].state == JA_CHANNEL_PLAYING) || (channels[i].state == JA_CHANNEL_PAUSED) )
SDL_SetAudioStreamGain(channels[i].stream, JA_soundVolume);
return JA_soundVolume;
}
@@ -337,10 +409,10 @@ void JA_EnableSound(const bool value)
JA_soundEnabled = value;
}
int JA_SetVolume(int volume)
float JA_SetVolume(float volume)
{
JA_musicVolume = volume > 128 ? 128 : volume < 0 ? 0 : volume;
JA_soundVolume = JA_musicVolume/2;
JA_SetSoundVolume(JA_SetMusicVolume(volume) / 2.0f);
return JA_musicVolume;
}