From 1ed09226e0b7ab941b3a52dbf2206c38275f4788 Mon Sep 17 00:00:00 2001 From: Sergio Valor Date: Thu, 26 Jun 2025 11:12:05 +0200 Subject: [PATCH] =?UTF-8?q?fix:=20corregits=20bugs=20de=20JailAudioSDL3=20?= =?UTF-8?q?utilitzant=20la=20=C3=BAltima=20versi=C3=B3?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- source/external/jail_audio.cpp | 280 ++++++++++++++------------------- source/external/jail_audio.h | 36 ++--- 2 files changed, 123 insertions(+), 193 deletions(-) diff --git a/source/external/jail_audio.cpp b/source/external/jail_audio.cpp index d038eae..b27d3f6 100644 --- a/source/external/jail_audio.cpp +++ b/source/external/jail_audio.cpp @@ -1,53 +1,49 @@ #ifndef JA_USESDLMIXER #include "jail_audio.h" -#include // Para SDL_IOFromMem -#include // Para SDL_Log, SDL_SetLogPriority, SDL_LogC... -#include // Para SDL_GetTicks, SDL_AddTimer, SDL_Remov... -#include // Para uint32_t, uint8_t -#include // Para NULL, fseek, printf, fclose, fopen -#include // Para free, malloc -#include "stb_vorbis.c" // Para stb_vorbis_decode_memory +#include "stb_vorbis.c" +#include +#include #define JA_MAX_SIMULTANEOUS_CHANNELS 20 struct JA_Sound_t { - SDL_AudioSpec spec{SDL_AUDIO_S16, 2, 48000}; - Uint32 length{0}; - Uint8 *buffer{NULL}; + SDL_AudioSpec spec { SDL_AUDIO_S16, 2, 48000 }; + Uint32 length { 0 }; + Uint8 *buffer { NULL }; }; 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}; + 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 { - SDL_AudioSpec spec{SDL_AUDIO_S16, 2, 48000}; - Uint32 length{0}; - Uint8 *buffer{nullptr}; + 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}; + int pos { 0 }; + int times { 0 }; + SDL_AudioStream *stream { nullptr }; + JA_Music_state state { JA_MUSIC_INVALID }; }; -JA_Music_t *current_music{nullptr}; -JA_Channel_t channels[JA_MAX_SIMULTANEOUS_CHANNELS]; +JA_Music_t *current_music { nullptr }; +JA_Channel_t channels[JA_MAX_SIMULTANEOUS_CHANNELS]; -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}; +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 }; bool fading = false; int fade_start_time; @@ -96,95 +92,80 @@ Uint32 JA_UpdateCallback(void *userdata, SDL_TimerID timerID, Uint32 interval) { if (JA_musicEnabled && current_music && current_music->state == JA_MUSIC_PLAYING) { - if (fading) - { + if (fading) { int time = SDL_GetTicks(); - if (time > (fade_start_time + fade_duration)) - { + if (time > (fade_start_time+fade_duration)) { fading = false; JA_StopMusic(); return 30; - } - else - { + } else { const int time_passed = time - fade_start_time; const float percent = (float)time_passed / (float)fade_duration; - SDL_SetAudioStreamGain(current_music->stream, 1.0 - percent); + SDL_SetAudioStreamGain(current_music->stream, JA_musicVolume*(1.0 - percent)); } } if (current_music->times != 0) { - if (SDL_GetAudioStreamAvailable(current_music->stream) < static_cast(current_music->length / 2)) - { + if ((Uint32)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--; + if (current_music->times>0) current_music->times--; } else { - if (SDL_GetAudioStreamAvailable(current_music->stream) == 0) - JA_StopMusic(); + if (SDL_GetAudioStreamAvailable(current_music->stream) == 0) JA_StopMusic(); } } if (JA_soundEnabled) { - for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; ++i) + 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) < static_cast(channels[i].sound->length / 2)) + if ((Uint32)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--; + if (channels[i].times>0) channels[i].times--; + } } - } - else - { - if (channels[i].stream && SDL_GetAudioStreamAvailable(channels[i].stream) == 0) + else { - JA_StopChannel(i); + if (SDL_GetAudioStreamAvailable(channels[i].stream) == 0) JA_StopChannel(i); } } + } return 30; } -void JA_Init(const int freq, const SDL_AudioFormat format, const int channels) +void JA_Init(const int freq, const SDL_AudioFormat format, const int num_channels) { -#ifdef DEBUG + #ifdef DEBUG SDL_SetLogPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_DEBUG); -#endif - - SDL_LogInfo(SDL_LOG_CATEGORY_TEST, "Iniciant JailAudio..."); - JA_audioSpec = {format, channels, freq}; - if (!sdlAudioDevice) - SDL_CloseAudioDevice(sdlAudioDevice); + #endif + + SDL_Log("Iniciant JailAudio..."); + JA_audioSpec = {format, num_channels, freq }; + if (!sdlAudioDevice) SDL_CloseAudioDevice(sdlAudioDevice); sdlAudioDevice = SDL_OpenAudioDevice(SDL_AUDIO_DEVICE_DEFAULT_PLAYBACK, &JA_audioSpec); - if (sdlAudioDevice == 0) - SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Failed to initialize SDL audio!\n"); - else - SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION, "SDL audio initialized successfully.\n"); - - // SDL_PauseAudioDevice(sdlAudioDevice); + SDL_Log( (sdlAudioDevice==0) ? "Failed to initialize SDL audio!\n" : "OK!\n"); + for (int i=0;ispec.channels = chan; music->spec.freq = samplerate; music->spec.format = SDL_AUDIO_S16; - music->buffer = (Uint8 *)SDL_malloc(music->length); + music->buffer = (Uint8*)SDL_malloc(music->length); SDL_memcpy(music->buffer, output, music->length); free(output); music->pos = 0; @@ -204,16 +185,15 @@ JA_Music_t *JA_LoadMusic(Uint8 *buffer, Uint32 length) return music; } -JA_Music_t *JA_LoadMusic(const char *filename) +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; + 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); @@ -225,8 +205,7 @@ JA_Music_t *JA_LoadMusic(const char *filename) void JA_PlayMusic(JA_Music_t *music, const int loop) { - if (!JA_musicEnabled) - return; + if (!JA_musicEnabled) return; JA_StopMusic(); @@ -236,57 +215,48 @@ void JA_PlayMusic(JA_Music_t *music, const int loop) current_music->times = loop; current_music->stream = SDL_CreateAudioStream(¤t_music->spec, &JA_audioSpec); - if (!SDL_PutAudioStreamData(current_music->stream, current_music->buffer, current_music->length)) - printf("[ERROR] SDL_PutAudioStreamData failed!\n"); + 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"); + if (!SDL_BindAudioStream(sdlAudioDevice, current_music->stream)) printf("[ERROR] SDL_BindAudioStream failed!\n"); + //SDL_ResumeAudioStreamDevice(current_music->stream); } void JA_PauseMusic() { - if (!JA_musicEnabled) - return; - if (!current_music || current_music->state == JA_MUSIC_INVALID) - return; + if (!JA_musicEnabled) return; + if (!current_music || current_music->state == JA_MUSIC_INVALID) return; current_music->state = JA_MUSIC_PAUSED; - // SDL_PauseAudioStreamDevice(current_music->stream); + //SDL_PauseAudioStreamDevice(current_music->stream); SDL_UnbindAudioStream(current_music->stream); } void JA_ResumeMusic() { - if (!JA_musicEnabled) - return; - if (!current_music || current_music->state == JA_MUSIC_INVALID) - return; + if (!JA_musicEnabled) return; + if (!current_music || current_music->state == JA_MUSIC_INVALID) return; current_music->state = JA_MUSIC_PLAYING; - // SDL_ResumeAudioStreamDevice(current_music->stream); + //SDL_ResumeAudioStreamDevice(current_music->stream); SDL_BindAudioStream(sdlAudioDevice, current_music->stream); } void JA_StopMusic() { - if (!JA_musicEnabled) - return; - if (!current_music || current_music->state == JA_MUSIC_INVALID) - return; + if (!JA_musicEnabled) return; + if (!current_music || current_music->state == JA_MUSIC_INVALID) return; current_music->pos = 0; current_music->state = JA_MUSIC_STOPPED; - // SDL_PauseAudioStreamDevice(current_music->stream); + //SDL_PauseAudioStreamDevice(current_music->stream); SDL_DestroyAudioStream(current_music->stream); current_music->stream = nullptr; } void JA_FadeOutMusic(const int milliseconds) { - if (!JA_musicEnabled) - return; - if (current_music == NULL || current_music->state == JA_MUSIC_INVALID) - return; + if (!JA_musicEnabled) return; + if (current_music == NULL || current_music->state == JA_MUSIC_INVALID) return; fading = true; fade_start_time = SDL_GetTicks(); @@ -296,55 +266,51 @@ void JA_FadeOutMusic(const int milliseconds) JA_Music_state JA_GetMusicState() { - if (!JA_musicEnabled) - return JA_MUSIC_DISABLED; - if (!current_music) - return JA_MUSIC_INVALID; + if (!JA_musicEnabled) return JA_MUSIC_DISABLED; + if (!current_music) return JA_MUSIC_INVALID; return current_music->state; } void JA_DeleteMusic(JA_Music_t *music) { - if (current_music == music) - current_music = nullptr; + if (current_music == music) current_music = nullptr; SDL_free(music->buffer); - if (music->stream) - SDL_DestroyAudioStream(music->stream); + if (music->stream) SDL_DestroyAudioStream(music->stream); delete music; } float JA_SetMusicVolume(float volume) { - JA_musicVolume = SDL_clamp(volume, 0.0f, 1.0f); - if (current_music) - SDL_SetAudioStreamGain(current_music->stream, JA_musicVolume); + JA_musicVolume = SDL_clamp( volume, 0.0f, 1.0f ); + if (current_music) SDL_SetAudioStreamGain(current_music->stream, JA_musicVolume); return JA_musicVolume; } void JA_SetMusicPosition(float value) { - if (!current_music) - return; + if (!current_music) return; current_music->pos = value * current_music->spec.freq; } float JA_GetMusicPosition() { - if (!current_music) - return 0; - return float(current_music->pos) / float(current_music->spec.freq); + if (!current_music) return 0; + return float(current_music->pos)/float(current_music->spec.freq); } void JA_EnableMusic(const bool value) { - if (!value && current_music && (current_music->state == JA_MUSIC_PLAYING)) - JA_StopMusic(); + if ( !value && current_music && (current_music->state==JA_MUSIC_PLAYING) ) JA_StopMusic(); JA_musicEnabled = 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; @@ -352,15 +318,15 @@ JA_Sound_t *JA_NewSound(Uint8 *buffer, Uint32 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_LoadWAV_IO(SDL_IOFromMem(buffer, size), 1, &sound->spec, &sound->buffer, &sound->length); + 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_LoadWAV(filename, &sound->spec, &sound->buffer, &sound->length); @@ -370,16 +336,11 @@ JA_Sound_t *JA_LoadSound(const char *filename) int JA_PlaySound(JA_Sound_t *sound, const int loop) { - if (!JA_soundEnabled) - return -1; + 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; + while (channel < JA_MAX_SIMULTANEOUS_CHANNELS && channels[channel].state != JA_CHANNEL_FREE) { channel++; } + if (channel == JA_MAX_SIMULTANEOUS_CHANNELS) channel = 0; JA_StopChannel(channel); channels[channel].sound = sound; @@ -396,11 +357,9 @@ int JA_PlaySound(JA_Sound_t *sound, const int loop) int JA_PlaySoundOnChannel(JA_Sound_t *sound, const int channel, const int loop) { - if (!JA_soundEnabled) - return -1; + if (!JA_soundEnabled) return -1; - if (channel < 0 || channel >= JA_MAX_SIMULTANEOUS_CHANNELS) - return -1; + if (channel < 0 || channel >= JA_MAX_SIMULTANEOUS_CHANNELS) return -1; JA_StopChannel(channel); channels[channel].sound = sound; @@ -417,10 +376,8 @@ int JA_PlaySoundOnChannel(JA_Sound_t *sound, const int channel, const int loop) 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); + for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++) { + if (channels[i].sound == sound) JA_StopChannel(i); } SDL_free(sound->buffer); delete sound; @@ -428,8 +385,7 @@ void JA_DeleteSound(JA_Sound_t *sound) void JA_PauseChannel(const int channel) { - if (!JA_soundEnabled) - return; + if (!JA_soundEnabled) return; if (channel == -1) { @@ -437,7 +393,7 @@ void JA_PauseChannel(const int channel) if (channels[i].state == JA_CHANNEL_PLAYING) { channels[i].state = JA_CHANNEL_PAUSED; - // SDL_PauseAudioStreamDevice(channels[i].stream); + //SDL_PauseAudioStreamDevice(channels[i].stream); SDL_UnbindAudioStream(channels[i].stream); } } @@ -446,7 +402,7 @@ void JA_PauseChannel(const int channel) if (channels[channel].state == JA_CHANNEL_PLAYING) { channels[channel].state = JA_CHANNEL_PAUSED; - // SDL_PauseAudioStreamDevice(channels[channel].stream); + //SDL_PauseAudioStreamDevice(channels[channel].stream); SDL_UnbindAudioStream(channels[channel].stream); } } @@ -454,8 +410,7 @@ void JA_PauseChannel(const int channel) void JA_ResumeChannel(const int channel) { - if (!JA_soundEnabled) - return; + if (!JA_soundEnabled) return; if (channel == -1) { @@ -463,7 +418,7 @@ void JA_ResumeChannel(const int channel) if (channels[i].state == JA_CHANNEL_PAUSED) { channels[i].state = JA_CHANNEL_PLAYING; - // SDL_ResumeAudioStreamDevice(channels[i].stream); + //SDL_ResumeAudioStreamDevice(channels[i].stream); SDL_BindAudioStream(sdlAudioDevice, channels[i].stream); } } @@ -472,7 +427,7 @@ void JA_ResumeChannel(const int channel) if (channels[channel].state == JA_CHANNEL_PAUSED) { channels[channel].state = JA_CHANNEL_PLAYING; - // SDL_ResumeAudioStreamDevice(channels[channel].stream); + //SDL_ResumeAudioStreamDevice(channels[channel].stream); SDL_BindAudioStream(sdlAudioDevice, channels[channel].stream); } } @@ -480,16 +435,13 @@ void JA_ResumeChannel(const int channel) void JA_StopChannel(const int channel) { - if (!JA_soundEnabled) - return; + if (!JA_soundEnabled) return; if (channel == -1) { - for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++) - { - if (channels[i].state != JA_CHANNEL_FREE) - SDL_DestroyAudioStream(channels[i].stream); - channels[i].stream = nullptr; + for (int i = 0; i < JA_MAX_SIMULTANEOUS_CHANNELS; i++) { + if (channels[i].state != JA_CHANNEL_FREE) SDL_DestroyAudioStream(channels[i].stream); + channels[channel].stream = nullptr; channels[i].state = JA_CHANNEL_FREE; channels[i].pos = 0; channels[i].sound = NULL; @@ -497,8 +449,7 @@ void JA_StopChannel(const int channel) } else if (channel >= 0 && channel < JA_MAX_SIMULTANEOUS_CHANNELS) { - if (channels[channel].state != JA_CHANNEL_FREE) - SDL_DestroyAudioStream(channels[channel].stream); + if (channels[channel].state != JA_CHANNEL_FREE) SDL_DestroyAudioStream(channels[channel].stream); channels[channel].stream = nullptr; channels[channel].state = JA_CHANNEL_FREE; channels[channel].pos = 0; @@ -508,21 +459,19 @@ void JA_StopChannel(const int channel) JA_Channel_state JA_GetChannelState(const int channel) { - if (!JA_soundEnabled) - return JA_SOUND_DISABLED; + if (!JA_soundEnabled) return JA_SOUND_DISABLED; - if (channel < 0 || channel >= JA_MAX_SIMULTANEOUS_CHANNELS) - return JA_CHANNEL_INVALID; + if (channel < 0 || channel >= JA_MAX_SIMULTANEOUS_CHANNELS) return JA_CHANNEL_INVALID; return channels[channel].state; } float JA_SetSoundVolume(float volume) { - JA_soundVolume = SDL_clamp(volume, 0.0f, 1.0f); + 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)) + if ( (channels[i].state == JA_CHANNEL_PLAYING) || (channels[i].state == JA_CHANNEL_PAUSED) ) SDL_SetAudioStreamGain(channels[i].stream, JA_soundVolume); return JA_soundVolume; @@ -532,8 +481,7 @@ 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); + if (channels[i].state == JA_CHANNEL_PLAYING) JA_StopChannel(i); } JA_soundEnabled = value; } diff --git a/source/external/jail_audio.h b/source/external/jail_audio.h index 635d901..ec5936e 100644 --- a/source/external/jail_audio.h +++ b/source/external/jail_audio.h @@ -1,35 +1,17 @@ #pragma once +#include -#include // Para SDL_AudioFormat -#include // Para Uint32, Uint8 -struct JA_Music_t; // lines 8-8 -struct JA_Sound_t; // lines 7-7 - -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 -}; +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_Init(const int freq, const SDL_AudioFormat format, const int num_channels); void JA_Quit(); -JA_Music_t *JA_LoadMusic(const char *filename); -JA_Music_t *JA_LoadMusic(Uint8 *buffer, Uint32 length); +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(); @@ -42,9 +24,9 @@ void JA_SetMusicPosition(float value); float JA_GetMusicPosition(); 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); +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); int JA_PlaySoundOnChannel(JA_Sound_t *sound, const int channel, const int loop = 0); void JA_PauseChannel(const int channel);