48 lines
1.6 KiB
C++
48 lines
1.6 KiB
C++
#include "Sound.h"
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Sound::Sound() {
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is_open = false;
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stream = NULL;
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}
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void Sound::setSound(SoundData *sound_data) {
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if (sound_data->len && !is_open) {
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//SDL_Log("audio open, len %d", sound_data->len);
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stream = SDL_OpenAudioDeviceStream(SDL_AUDIO_DEVICE_DEFAULT_PLAYBACK, &sound_data->spec, &streamCb, sound_data);
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//stream = SDL_OpenAudioDeviceStream(SDL_AUDIO_DEVICE_DEFAULT_PLAYBACK, &sound_data.spec, NULL, NULL);
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if (stream) {
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is_open = true;
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} else {
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SDL_Log("Could not open audio stream %s", SDL_GetError());
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}
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}
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if (stream && is_open) {
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if (sound_data->len) {
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SDL_SetAudioStreamGetCallback(stream, streamCb, sound_data);
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SDL_ResumeAudioStreamDevice(stream);
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} else {
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SDL_SetAudioStreamGetCallback(stream, NULL, sound_data);
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}
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/*int len = SDL_GetAudioStreamQueued(stream);
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SDL_Log("LEN %d paused %d", len);
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if (!len) {
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SDL_PutAudioStreamData(stream, sound_data.buf, sound_data.len);
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}*/
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}
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}
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void Sound::streamCb(void *userdata, SDL_AudioStream *stream, int additional_amount, int total_amount) {
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SoundData* sound_data = (SoundData *) userdata;
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if ((!sound_data->is_played || sound_data->loop) && additional_amount) {
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//SDL_Log("LEN2 %d total_amount %d additional_amount %d", sound_data->len, total_amount, additional_amount);
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SDL_PutAudioStreamData(stream, sound_data->buf, sound_data->len);
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sound_data->is_played = true;
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}
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}
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void Sound::closeSound() {
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SDL_DestroyAudioStream(stream);
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stream = NULL;
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is_open = false;
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}
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