BLADERUNNER: Add audio_speech and Actor_Voice_Over

1 files changed, 96 insertions, 0 deletions

diff --git a/engines/bladerunner/audio_speech.cpp b/engines/bladerunner/audio_speech.cpp
new file mode 100644
index 0000000000..6fa9c9406a
--- /dev/null
+++ b/engines/bladerunner/audio_speech.cpp
@@ -0,0 +1,96 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "bladerunner/audio_speech.h"
+
+#include "bladerunner/aud_stream.h"
+#include "bladerunner/bladerunner.h"
+
+#include "common/debug.h"
+
+namespace BladeRunner {
+
+#define BUFFER_SIZE 200000
+
+AudioSpeech::AudioSpeech(BladeRunnerEngine *vm)
+	: _vm(vm)
+{
+	_volume = 50;
+	_isMaybeActive = false;
+	_data = new byte[BUFFER_SIZE];
+}
+
+AudioSpeech::~AudioSpeech() {
+	delete[] _data;
+}
+
+bool AudioSpeech::playSpeech(const char *name, int balance) {
+
+	Common::ScopedPtr<Common::SeekableReadStream> r(_vm->getResourceStream(name));
+
+	if (!r) {
+		debug("AudioSpeech::playSpeech: AUD resource \"%s\" not found", name);
+		return false;
+	}
+
+	if (r->size() > BUFFER_SIZE) {
+		debug("AudioSpeech::playSpeech: AUD larger than buffer size (%d > %d)", r->size(), BUFFER_SIZE);
+		return false;
+	}
+
+	if (isPlaying()) {
+		stopSpeech();
+	}
+
+	r->read(_data, r->size());
+	if (r->err()) {
+		debug("AudioSpeech::playSpeech: Error reading resource \"%s\"", name);
+		return false;
+	}
+
+	AudStream *audioStream = new AudStream(_data);
+
+	_vm->_mixer->playStream(
+		Audio::Mixer::kPlainSoundType,
+		&_soundHandle,
+		audioStream,
+		-1,
+		_volume * 255 / 100,
+		balance);
+
+	_isMaybeActive = true;
+
+	return true;
+}
+
+void AudioSpeech::stopSpeech() {
+	_vm->_mixer->stopHandle(_soundHandle);
+}
+
+bool AudioSpeech::isPlaying() {
+	if (!_isMaybeActive)
+		return false;
+
+	return _isMaybeActive = _vm->_mixer->isSoundHandleActive(_soundHandle);
+}
+
+} // End of namespace BladeRunner