Initial commit

engines/dgds/sound_raw.cpp

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+/* 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 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/mixer.h"
+#include "audio/audiostream.h"
+#include "audio/decoders/raw.h"
+
+#include "dgds/dgds.h"
+#include "dgds/sound_raw.h"
+#include "dgds/includes.h"
+
+namespace Dgds {
+
+SoundRaw::SoundRaw(ResourceManager *resourceMan, Decompressor *decompressor) : _decompressor(decompressor), _resourceMan(resourceMan) {
+}
+
+void SoundRaw::load(const Common::String &filename) {
+	Common::SeekableReadStream *fileStream = _resourceMan->getResource(filename);
+	if (!fileStream)
+		error("SoundRaw::load: Couldn't get raw resource '%s'", filename.c_str());
+
+	_filename = filename;
+	_data.clear();
+
+	DgdsChunkReader chunk(fileStream);
+	while (chunk.readNextHeader(EX_RAW, filename)) {
+		chunk.readContent(_decompressor);
+		Common::SeekableReadStream *stream = chunk.getContent();
+		if (chunk.isSection(ID_RAW)) {
+			loadFromStream(stream, chunk.getSize());
+			break;
+		}
+	}
+
+	if (_data.empty())
+		warning("SoundRaw::load: Didn't load any data from '%s'", filename.c_str());
+}
+
+SoundRaw::~SoundRaw() {
+	stop();
+}
+
+void SoundRaw::loadFromStream(Common::SeekableReadStream *stream, int size) {
+	_data.resize(size);
+	stream->read(_data.data(), size);
+}
+
+void SoundRaw::play() {
+	debug(10, "SoundRaw: Play %d bytes from %s", _data.size(), _filename.c_str());
+	Audio::Mixer *mixer = DgdsEngine::getInstance()->_mixer;
+	Audio::AudioStream *input = Audio::makeRawStream(_data.data(), _data.size(),
+													 11025, Audio::FLAG_UNSIGNED, DisposeAfterUse::NO);
+	mixer->playStream(Audio::Mixer::kSFXSoundType, &_handle, input, -1, 255, 0, DisposeAfterUse::YES);
+}
+
+void SoundRaw::stop() {
+	Audio::Mixer *mixer = DgdsEngine::getInstance()->_mixer;
+	mixer->stopHandle(_handle);
+}
+
+bool SoundRaw::isPlaying() const {
+	Audio::Mixer *mixer = DgdsEngine::getInstance()->_mixer;
+	return mixer->isSoundHandleActive(_handle);
+}
+
+uint32 SoundRaw::playedOffset() const {
+	if (!isPlaying())
+		return 0xFFFFFFFF;
+	Audio::Mixer *mixer = DgdsEngine::getInstance()->_mixer;
+	uint32 msecs = mixer->getSoundElapsedTime(_handle);
+	return (msecs * 11025) / 1000;
+}
+
+} // end namespace Dgds