- [FIX] La música ja sona be en un auricularet

- [CHG] El joc ja no usa SDL_Mixer, sinó JailAudio
- [FIX] La música de game over ja no fa bucle
- [FIX] Tanquem les coses abans d'eixir pa que Valgrind no s'enfade

lagueirtofile

@@ -1,4 +1,4 @@
-libs = -lSDL2 -lSDL2_mixer
+libs = -lSDL2
 cppflags = -D DEBUG -g
 executable = thepool_debug
 sourcepath = source

source/jail_audio.cpp

@@ -0,0 +1,345 @@
+#ifndef JA_USESDLMIXER
+#include "jail_audio.h"
+#include "stb_vorbis.c"
+#include <SDL2/SDL.h>
+#include <stdio.h>
+
+#define JA_MAX_SIMULTANEOUS_CHANNELS 5
+
+struct JA_Sound_t {
+    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_Music_t {
+    int             samples {0};
+    int             pos {0};
+    int             times {0};
+    short*          output {NULL};
+    JA_Music_state  state {JA_MUSIC_INVALID};
+};
+
+JA_Music_t      *current_music{NULL};
+JA_Channel_t    channels[JA_MAX_SIMULTANEOUS_CHANNELS];
+
+int             JA_freq {48000};
+SDL_AudioFormat JA_format {AUDIO_S16};
+Uint8           JA_channels {2};
+int             JA_musicVolume = 128;
+int             JA_soundVolume = 64;
+bool            JA_musicEnabled = true;
+bool            JA_soundEnabled = true;
+SDL_AudioDeviceID sdlAudioDevice = 0;
+
+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_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_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 {
+                current_music->pos = 0;
+                current_music->state = JA_MUSIC_STOPPED;
+            }
+        }
+    }
+    // Mixar els channels mi amol
+    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_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_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 {
+                    JA_StopChannel(i);
+                }
+            }
+        }
+    }
+}
+
+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_freq, JA_format, JA_channels, 0, 1024, 0, 0, audioCallback, NULL};
+    if (sdlAudioDevice != 0) SDL_CloseAudioDevice(sdlAudioDevice);
+    sdlAudioDevice = SDL_OpenAudioDevice(NULL, 0, &audioSpec, NULL, 0);
+    SDL_PauseAudioDevice(sdlAudioDevice, 0);
+}
+
+void JA_Quit() {
+    SDL_PauseAudioDevice(sdlAudioDevice, 1);
+    if (sdlAudioDevice != 0) 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);
+
+    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->pos = 0;
+    music->state = JA_MUSIC_STOPPED;
+
+    return music;
+}
+
+JA_Music_t *JA_LoadMusic(const char* filename)
+{
+    // [RZC 28/08/22] Carreguem primer el arxiu en memòria i després el descomprimim. Es algo més rapid.
+    FILE *f = fopen(filename, "rb");
+    fseek(f, 0, SEEK_END);
+    long fsize = ftell(f);
+    fseek(f, 0, SEEK_SET);
+    Uint8 *buffer = (Uint8*)malloc(fsize + 1);
+    if (fread(buffer, fsize, 1, f)!=1) return NULL;
+    fclose(f);
+
+    JA_Music_t *music = JA_LoadMusic(buffer, fsize);
+
+    free(buffer);
+
+    return music;
+}
+
+void JA_PlayMusic(JA_Music_t *music, const int loop)
+{
+    if (!JA_musicEnabled) return;
+
+    if (current_music != NULL) {
+        current_music->pos = 0;
+        current_music->state = JA_MUSIC_STOPPED;
+    }
+    current_music = music;
+    current_music->pos = 0;
+    current_music->state = JA_MUSIC_PLAYING;
+    current_music->times = loop;
+}
+
+void JA_PauseMusic()
+{
+    if (!JA_musicEnabled) return;
+
+    if (current_music == NULL || current_music->state == JA_MUSIC_INVALID) return;
+    current_music->state = JA_MUSIC_PAUSED;
+}
+
+void JA_ResumeMusic()
+{
+    if (!JA_musicEnabled) return;
+
+    if (current_music == NULL || current_music->state == JA_MUSIC_INVALID) return;
+    current_music->state = JA_MUSIC_PLAYING;
+}
+
+void JA_StopMusic()
+{
+    if (!JA_musicEnabled) return;
+
+    if (current_music == NULL || current_music->state == JA_MUSIC_INVALID) return;
+    current_music->pos = 0;
+    current_music->state = JA_MUSIC_STOPPED;
+}
+
+JA_Music_state JA_GetMusicState() {
+    if (!JA_musicEnabled) return JA_MUSIC_DISABLED;
+
+    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);
+    delete music;
+}
+
+int JA_SetMusicVolume(int volume)
+{
+    JA_musicVolume = volume > 128 ? 128 : volume < 0 ? 0 : volume;
+    return JA_musicVolume;
+}
+
+void JA_EnableMusic(const bool value)
+{
+    if (!value && current_music != NULL && current_music->state==JA_MUSIC_PLAYING) JA_StopMusic();
+
+    JA_musicEnabled = value;
+}
+
+
+
+
+
+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 *sound = new JA_Sound_t();
+    SDL_AudioSpec wavSpec;
+    SDL_LoadWAV_RW(SDL_RWFromMem(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;
+
+    return sound;
+}
+
+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;
+
+    return sound;
+}
+
+int JA_PlaySound(JA_Sound_t *sound, const int loop)
+{
+    if (!JA_soundEnabled) return -1;
+
+    int channel = 0;
+    while (channel < JA_MAX_SIMULTANEOUS_CHANNELS && channels[channel].state != JA_CHANNEL_FREE) { channel++; }
+    if (channel == JA_MAX_SIMULTANEOUS_CHANNELS) channel = 0;
+
+    channels[channel].sound = sound;
+    channels[channel].times = loop;
+    channels[channel].pos = 0;
+    channels[channel].state = JA_CHANNEL_PLAYING;
+    return channel;
+}
+
+void JA_DeleteSound(JA_Sound_t *sound)
+{
+    for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++) {
+        if (channels[i].sound == sound) JA_StopChannel(i);
+    }
+    SDL_free(sound->buffer);
+    delete sound;
+}
+
+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;
+        }
+    } else if (channel >= 0 && channel < JA_MAX_SIMULTANEOUS_CHANNELS) {
+        if (channels[channel].state == JA_CHANNEL_PLAYING) channels[channel].state = JA_CHANNEL_PAUSED;
+    }
+}
+
+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;
+        }
+    } else if (channel >= 0 && channel < JA_MAX_SIMULTANEOUS_CHANNELS) {
+        if (channels[channel].state == JA_CHANNEL_PAUSED) channels[channel].state = JA_CHANNEL_PLAYING;
+    }
+}
+
+void JA_StopChannel(const int channel)
+{
+    if (!JA_soundEnabled) return;
+
+    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;
+        }
+    } else if (channel >= 0 && channel < JA_MAX_SIMULTANEOUS_CHANNELS) {
+        channels[channel].state = JA_CHANNEL_FREE;
+        channels[channel].pos = 0;
+        channels[channel].sound = NULL;
+    }
+}
+
+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)
+{
+    JA_soundVolume = volume > 128 ? 128 : volume < 0 ? 0 : volume;
+    return JA_soundVolume;
+}
+
+void JA_EnableSound(const bool value)
+{
+    for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++)
+    {
+        if (channels[i].state == JA_CHANNEL_PLAYING) JA_StopChannel(i);
+    }
+    JA_soundEnabled = value;
+}
+
+int JA_SetVolume(int volume)
+{
+    JA_musicVolume = volume > 128 ? 128 : volume < 0 ? 0 : volume;
+    JA_soundVolume = JA_musicVolume/2;
+    return JA_musicVolume;
+}
+
+#endif

source/jail_audio.h

@@ -0,0 +1,36 @@
+#pragma once
+#include <SDL2/SDL.h>
+
+enum JA_Channel_state { JA_CHANNEL_INVALID, JA_CHANNEL_FREE, JA_CHANNEL_PLAYING, JA_CHANNEL_PAUSED, JA_SOUND_DISABLED };
+enum JA_Music_state { JA_MUSIC_INVALID, JA_MUSIC_PLAYING, JA_MUSIC_PAUSED, JA_MUSIC_STOPPED, JA_MUSIC_DISABLED };
+
+struct JA_Sound_t;
+struct JA_Music_t;
+
+void JA_Init(const int freq, const SDL_AudioFormat format, const int channels);
+void JA_Quit();
+
+JA_Music_t *JA_LoadMusic(const char* filename);
+JA_Music_t *JA_LoadMusic(Uint8* buffer, Uint32 length);
+void JA_PlayMusic(JA_Music_t *music, const int loop = -1);
+void JA_PauseMusic();
+void JA_ResumeMusic();
+void JA_StopMusic();
+JA_Music_state JA_GetMusicState();
+void JA_DeleteMusic(JA_Music_t *music);
+int JA_SetMusicVolume(int volume);
+void JA_EnableMusic(const bool value);
+
+JA_Sound_t *JA_NewSound(Uint8* buffer, Uint32 length);
+JA_Sound_t *JA_LoadSound(Uint8* buffer, Uint32 length);
+JA_Sound_t *JA_LoadSound(const char* filename);
+int JA_PlaySound(JA_Sound_t *sound, const int loop = 0);
+void JA_PauseChannel(const int channel);
+void JA_ResumeChannel(const int channel);
+void JA_StopChannel(const int channel);
+JA_Channel_state JA_GetChannelState(const int channel);
+void JA_DeleteSound(JA_Sound_t *sound);
+int JA_SetSoundVolume(int volume);
+void JA_EnableSound(const bool value);
+
+int JA_SetVolume(int volume);

source/jaudio.cpp

@@ -1,6 +1,6 @@
 #include "jaudio.h"
+#include "jail_audio.h"
 #include <SDL2/SDL.h>
-#include <SDL2/SDL_mixer.h>
 #include <stdio.h>
 #include "jfile.h"
 #include <vector>
@@ -11,30 +11,29 @@ namespace audio
     struct sound_cache_t
     {
         std::string name;
-        Mix_Chunk *chunk;
+        JA_Sound_t *chunk;
     };
 
-    char *music_buffer = nullptr;
-    Mix_Music *music = nullptr;
+    //char *music_buffer = nullptr;
+    JA_Music_t *music = nullptr;
     std::vector<sound_cache_t> sounds;
     std::string musica_actual = "";
 
     // Inicialitza el sistema de só
     void init()
     {
-        //int result = 
-        Mix_Init(MIX_INIT_OGG);// | MIX_INIT_WAVPACK);
-        // Al final he ficat la configuració automàtica i au. Si en el futur necesitem canviar-ho pos se canvia
-        //result = 
-        Mix_OpenAudio(48000, AUDIO_S16, 2, 512);
+        JA_Init(48000, AUDIO_S16, 2);
+        //Mix_Init(MIX_INIT_OGG);// | MIX_INIT_WAVPACK);
+        //Mix_OpenAudio(48000, AUDIO_S16, 2, 512);
     }
 
     // Tanca el sistema de só (no shit, sherlock)
     void quit()
     {
-        for (auto sound : sounds) Mix_FreeChunk(sound.chunk);
+        if (music) JA_DeleteMusic(music);
+        for (auto sound : sounds) JA_DeleteSound(sound.chunk); // Mix_FreeChunk(sound.chunk);
         sounds.clear();
-        Mix_CloseAudio();
+        JA_Quit(); // Mix_CloseAudio();
     }
 
     // Comença a reproduïr la música en questió
@@ -42,46 +41,49 @@ namespace audio
     {
         if (!config::isMusicEnabled()) return;
         // Si hi havia musica carregada, alliberem memòria
-        if (music_buffer) free(music_buffer);
-        if (music) Mix_FreeMusic(music);
+        //if (music_buffer) free(music_buffer);
+        if (music) JA_DeleteMusic(music); //Mix_FreeMusic(music);
 
         int size;
-        music_buffer = file::getFileBuffer(filename, size);
-        auto rwops = SDL_RWFromMem(music_buffer, size);
-        auto mus = Mix_LoadMUS_RW(rwops, 1);
+        char *buffer = file::getFileBuffer(filename, size);
+        music = JA_LoadMusic((uint8_t*)buffer, size);
+        free(buffer);
+        //auto rwops = SDL_RWFromMem(music_buffer, size);
+        //auto mus = Mix_LoadMUS_RW(rwops, 1);
         //free(music_buffer); // [RZC 03/10/2024] Si allibere el buffer, no funciona la música. Porca miseria! Per aixó l'allibere abans de carregar si ja estava usat.
-        Mix_PlayMusic((Mix_Music *)mus, loop);
+        //Mix_PlayMusic((Mix_Music *)mus, loop);
+        JA_PlayMusic(music, loop);
         musica_actual = filename;
     }
 
     // Pausa la música que està sonant ara
     void pauseMusic()
     {
-        Mix_PauseMusic();
+        JA_PauseMusic(); //Mix_PauseMusic();
     }
 
     // Continua la música pausada
     void resumeMusic()
     {
         if (!config::isMusicEnabled()) return;
-        Mix_ResumeMusic();
+        JA_ResumeMusic(); //Mix_ResumeMusic();
     }
 
     // Para la música que estava sonant
     void stopMusic()
     {
-        Mix_HaltMusic();
+        JA_StopMusic(); //Mix_HaltMusic();
         musica_actual = "";
     }
 
     // Obté el estat actual de la música
     const music_state getMusicState()
     {
-        if (Mix_PausedMusic())
+        if (JA_GetMusicState() == JA_MUSIC_PAUSED)
         {
             return MUSIC_PAUSED;
         }
-        else if (Mix_PlayingMusic())
+        else if (JA_GetMusicState() == JA_MUSIC_PLAYING)
         {
             return MUSIC_PLAYING;
         }
@@ -104,8 +106,11 @@ namespace audio
     {
         int size;
         char *buffer = file::getFileBuffer(filename, size);
-        auto chunk = Mix_LoadWAV_RW(SDL_RWFromMem(buffer, size), 1);
-        if (!chunk) printf("ERROR: %s\n", SDL_GetError());
+        auto chunk = JA_LoadSound((uint8_t *)buffer, size);
+        free(buffer);
+
+        //auto chunk = Mix_LoadWAV_RW(SDL_RWFromMem(buffer, size), 1);
+        //if (!chunk) printf("ERROR: %s\n", SDL_GetError());
         sound_cache_t sound = { filename, chunk };
         sounds.push_back(sound);
     }
@@ -116,7 +121,7 @@ namespace audio
         if (priority < config::getSoundMode()) return -1;
         for (auto sound : sounds)
         {
-            if (sound.name == name) return Mix_PlayChannel(-1, sound.chunk, loop);
+            if (sound.name == name) return JA_PlaySound(sound.chunk, loop); // Mix_PlayChannel(-1, sound.chunk, loop);
         }
         return -1;
     }
@@ -125,37 +130,37 @@ namespace audio
     void pauseChannel(const int channel)
     {
         if (channel == -1) return;
-        Mix_Pause(channel);
+        JA_PauseChannel(channel); // Mix_Pause(channel);
     }
 
     // Continua un canal pausat
     void resumeChannel(const int channel)
     {
         if (channel == -1) return;
-        Mix_Resume(channel);
+        JA_ResumeChannel(channel); // Mix_Resume(channel);
     }
 
     // Para un canal que estava reproduïnt un só
     void stopChannel(const int channel)
     {
         if (channel == -1) return;
-        Mix_HaltChannel(channel);
+        JA_StopChannel(channel); // Mix_HaltChannel(channel);
     }
 
     // Para tots els canals
     void stopAllChannel()
     {
-        Mix_HaltChannel(-1);
+        JA_StopChannel(-1); // Mix_HaltChannel(-1);
     }
 
     // Obté l'estat d'un canal
     const channel_state getChannelState(const int channel)
     {
-        if (Mix_Paused(channel))
+        if (JA_GetChannelState(channel) == JA_CHANNEL_PAUSED)
         {
             return CHANNEL_PAUSED;
         }
-        else if (Mix_Playing(channel))
+        else if (JA_GetChannelState(channel) == JA_CHANNEL_PLAYING)
         {
             return CHANNEL_PLAYING;
         }
@@ -168,6 +173,6 @@ namespace audio
     // Estableix el volum general
     const int setVolume(int volume)
     {
-        return Mix_Volume(-1, volume);
+        return JA_SetVolume(volume); // Mix_Volume(-1, volume);
     }
 }

source/jgame.cpp

@@ -82,5 +82,9 @@ int main(int argc, char *argv[])
             current_ticks = SDL_GetTicks();
         }
     }
+
+    audio::quit();
+    draw::quit();
+
     return 0;
 }

source/m_catslife.cpp

@@ -16,7 +16,7 @@ namespace modules
 
         void init()
         {
-            audio::playMusic("mus_gameover.ogg");
+            audio::playMusic("mus_gameover.ogg", 0);
             if (gat == nullptr) gat = actor::createFromTemplate("GAT-NEGRE");
         }
 

source/m_gameover.cpp

@@ -17,7 +17,7 @@ namespace modules
 
         void init()
         {
-            if (audio::getCurrentMusic() != "mus_gameover.ogg") audio::playMusic("mus_gameover.ogg");
+            if (audio::getCurrentMusic() != "mus_gameover.ogg") audio::playMusic("mus_gameover.ogg", 0);
 
             if (heroi == nullptr) heroi = actor::create("HERO", {16,32,8}, {6,6,12}, "test.gif", {0,32,20,32}, {-6,38});
             heroi->flags = FLAG_ANIMATED;