-#include <config.h>
-#include <assert.h>
-
-#include <SDL.h>
-
-#include "stream_sound_source.hpp"
-#include "sound_manager.hpp"
-#include "sound_file.hpp"
-#include "msg.hpp"
-
-StreamSoundSource::StreamSoundSource()
- : file(0), fade_state(NoFading), looping(false)
+// SuperTux
+// Copyright (C) 2006 Matthias Braun <matze@braunis.de>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+#include "audio/sound_file.hpp"
+#include "audio/sound_manager.hpp"
+#include "audio/stream_sound_source.hpp"
+#include "supertux/timer.hpp"
+#include "util/log.hpp"
+
+StreamSoundSource::StreamSoundSource() :
+ file(0),
+ fade_state(NoFading),
+ fade_start_time(),
+ fade_time(),
+ looping(false)
{
alGenBuffers(STREAMFRAGMENTS, buffers);
SoundManager::check_al_error("Couldn't allocate audio buffers: ");
+ //add me to update list
+ sound_manager->register_for_update( this );
}
StreamSoundSource::~StreamSoundSource()
{
+ //don't update me any longer
+ sound_manager->remove_from_update( this );
delete file;
+ stop();
alDeleteBuffers(STREAMFRAGMENTS, buffers);
SoundManager::check_al_error("Couldn't delete audio buffers: ");
}
for(ALint i = 0; i < processed; ++i) {
ALuint buffer;
alSourceUnqueueBuffers(source, 1, &buffer);
- SoundManager::check_al_error("Couldn't unqueu audio buffer: ");
+ SoundManager::check_al_error("Couldn't unqueue audio buffer: ");
if(fillBufferAndQueue(buffer) == false)
break;
if(!playing()) {
if(processed == 0 || !looping)
return;
-
- // we might have to restart the source if we had a buffer underrun
- msg_info("Restarting audio source because of buffer underrun");
+
+ // we might have to restart the source if we had a buffer underrun
+ log_info << "Restarting audio source because of buffer underrun" << std::endl;
play();
}
if(fade_state == FadingOn) {
- Uint32 ticks = SDL_GetTicks();
- float time = (ticks - fade_start_ticks) / 1000.0;
+ float time = real_time - fade_start_time;
if(time >= fade_time) {
set_gain(1.0);
fade_state = NoFading;
set_gain(time / fade_time);
}
} else if(fade_state == FadingOff) {
- Uint32 ticks = SDL_GetTicks();
- float time = (ticks - fade_start_ticks) / 1000.0;
+ float time = real_time - fade_start_time;
if(time >= fade_time) {
stop();
fade_state = NoFading;
{
this->fade_state = state;
this->fade_time = fade_time;
- this->fade_start_ticks = SDL_GetTicks();
+ this->fade_start_time = real_time;
}
bool
size_t bytesread = 0;
do {
bytesread += file->read(bufferdata + bytesread,
- STREAMFRAGMENTSIZE - bytesread);
+ STREAMFRAGMENTSIZE - bytesread);
// end of sound file
if(bytesread < STREAMFRAGMENTSIZE) {
if(looping)
if(bytesread > 0) {
ALenum format = SoundManager::get_sample_format(file);
alBufferData(buffer, format, bufferdata, bytesread, file->rate);
- delete[] bufferdata;
SoundManager::check_al_error("Couldn't refill audio buffer: ");
alSourceQueueBuffers(source, 1, &buffer);
SoundManager::check_al_error("Couldn't queue audio buffer: ");
}
+ delete[] bufferdata;
// return false if there aren't more buffers to fill
return bytesread >= STREAMFRAGMENTSIZE;
}
+/* EOF */