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authorMax Horn2003-12-26 02:19:31 +0000
committerMax Horn2003-12-26 02:19:31 +0000
commit2755d9c00af078e610160c6a976b331170970a80 (patch)
tree67001fb27dfe5e6708951f020b6e630423e0b4cd
parent91f5f1687cc40f1385c62655973c3dd65266e250 (diff)
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add param to playInputStream which makes it possible to retain an input stream even after it has been given to the mixer for playback
svn-id: r11933
-rw-r--r--sound/mixer.cpp27
-rw-r--r--sound/mixer.h2
2 files changed, 18 insertions, 11 deletions
diff --git a/sound/mixer.cpp b/sound/mixer.cpp
index 815aa9d347..28b7183665 100644
--- a/sound/mixer.cpp
+++ b/sound/mixer.cpp
@@ -43,6 +43,7 @@ class Channel {
private:
SoundMixer *_mixer;
PlayingSoundHandle *_handle;
+ bool _autofreeStream;
const bool _isMusic;
byte _volume;
int8 _pan;
@@ -56,7 +57,7 @@ protected:
public:
Channel(SoundMixer *mixer, PlayingSoundHandle *handle, bool isMusic, byte volume, int8 pan, int id = -1);
- Channel(SoundMixer *mixer, PlayingSoundHandle *handle, AudioInputStream *input, bool isMusic, byte volume, int8 pan, bool reverseStereo = false, int id = -1);
+ Channel(SoundMixer *mixer, PlayingSoundHandle *handle, AudioInputStream *input, bool autofreeStream, bool isMusic, byte volume, int8 pan, bool reverseStereo = false, int id = -1);
virtual ~Channel();
void mix(int16 *data, uint len);
@@ -243,7 +244,7 @@ void SoundMixer::playRaw(PlayingSoundHandle *handle, void *sound, uint32 size, u
}
// Create the channel
- Channel *chan = new Channel(this, handle, input, false, volume, pan, (flags & SoundMixer::FLAG_REVERSE_STEREO) != 0, id);
+ Channel *chan = new Channel(this, handle, input, true, false, volume, pan, (flags & SoundMixer::FLAG_REVERSE_STEREO) != 0, id);
insertChannel(handle, chan);
}
@@ -273,7 +274,7 @@ void SoundMixer::playVorbis(PlayingSoundHandle *handle, OggVorbis_File *ov_file,
}
#endif
-void SoundMixer::playInputStream(PlayingSoundHandle *handle, AudioInputStream *input, bool isMusic, byte volume, int8 pan, int id) {
+void SoundMixer::playInputStream(PlayingSoundHandle *handle, AudioInputStream *input, bool isMusic, byte volume, int8 pan, int id, bool autofreeStream) {
Common::StackLock lock(_mutex);
if (input == 0) {
@@ -285,13 +286,14 @@ void SoundMixer::playInputStream(PlayingSoundHandle *handle, AudioInputStream *i
if (id != -1) {
for (int i = 0; i != NUM_CHANNELS; i++)
if (_channels[i] != 0 && _channels[i]->getId() == id) {
- delete input;
+ if (autofreeStream)
+ delete input;
return;
}
}
// Create the channel
- Channel *chan = new Channel(this, handle, input, isMusic, volume, pan, false, id);
+ Channel *chan = new Channel(this, handle, input, autofreeStream, isMusic, volume, pan, false, id);
insertChannel(handle, chan);
}
@@ -470,13 +472,17 @@ void SoundMixer::setMusicVolume(int volume) {
#pragma mark -
-Channel::Channel(SoundMixer *mixer, PlayingSoundHandle *handle, bool isMusic, byte volume, int8 pan, int id)
- : _mixer(mixer), _handle(handle), _isMusic(isMusic), _volume(volume), _pan(pan), _paused(false), _id(id), _converter(0), _input(0) {
+Channel::Channel(SoundMixer *mixer, PlayingSoundHandle *handle, bool isMusic,
+ byte volume, int8 pan, int id)
+ : _mixer(mixer), _handle(handle), _autofreeStream(true), _isMusic(isMusic),
+ _volume(volume), _pan(pan), _paused(false), _id(id), _converter(0), _input(0) {
assert(mixer);
}
-Channel::Channel(SoundMixer *mixer, PlayingSoundHandle *handle, AudioInputStream *input, bool isMusic, byte volume, int8 pan, bool reverseStereo, int id)
- : _mixer(mixer), _handle(handle), _isMusic(isMusic), _volume(volume), _pan(pan), _paused(false), _id(id), _converter(0), _input(input) {
+Channel::Channel(SoundMixer *mixer, PlayingSoundHandle *handle, AudioInputStream *input,
+ bool autofreeStream, bool isMusic, byte volume, int8 pan, bool reverseStereo, int id)
+ : _mixer(mixer), _handle(handle), _autofreeStream(autofreeStream), _isMusic(isMusic),
+ _volume(volume), _pan(pan), _paused(false), _id(id), _converter(0), _input(input) {
assert(mixer);
assert(input);
@@ -486,7 +492,8 @@ Channel::Channel(SoundMixer *mixer, PlayingSoundHandle *handle, AudioInputStream
Channel::~Channel() {
delete _converter;
- delete _input;
+ if (_autofreeStream)
+ delete _input;
if (_handle)
_handle->resetIndex();
}
diff --git a/sound/mixer.h b/sound/mixer.h
index 9001245e0e..372bad4fc0 100644
--- a/sound/mixer.h
+++ b/sound/mixer.h
@@ -122,7 +122,7 @@ public:
void playVorbis(PlayingSoundHandle *handle, OggVorbis_File *ov_file, int duration, bool is_cd_track, byte volume = 255, int8 pan = 0, int id = -1);
#endif
- void playInputStream(PlayingSoundHandle *handle, AudioInputStream *input, bool isMusic, byte volume = 255, int8 pan = 0, int id = -1);
+ void playInputStream(PlayingSoundHandle *handle, AudioInputStream *input, bool isMusic, byte volume = 255, int8 pan = 0, int id = -1, bool autofreeStream = true);
/** Start a new stream. */