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engines/scumm/he/cup_player_he.h

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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/>.
+ *
+ */
+
+
+#if !defined(SCUMM_HE_CUP_PLAYER_HE_H) && defined(ENABLE_HE)
+#define SCUMM_HE_CUP_PLAYER_HE_H
+
+#include "common/stream.h"
+
+namespace Scumm {
+
+struct CUP_Sfx {
+	int16 num;
+	uint32 flags;
+};
+
+struct CUP_SfxChannel {
+	Audio::SoundHandle handle;
+	int16 sfxNum;
+	uint32 flags;
+};
+
+class CUP_Player {
+public:
+
+	enum {
+		kSfxFlagLoop    = 1 << 0,
+		kSfxFlagRestart = 1 << 1
+	};
+
+	enum {
+		kSfxChannels = 8,
+		kSfxQueueSize = 16,
+		kDefaultPlaybackRate = 66,
+		kDefaultVideoWidth = 640,
+		kDefaultVideoHeight = 480
+	};
+
+	CUP_Player(OSystem *sys, ScummEngine_vCUPhe *vm, Audio::Mixer *mixer);
+
+	bool open(const char *filename);
+	void close();
+	void play();
+	void copyRectToScreen(const Common::Rect &r);
+	void updateScreen();
+	void updateSfx();
+	void waitForSfxChannel(int channel);
+	bool parseNextHeaderTag(Common::SeekableReadStream &dataStream);
+	bool parseNextBlockTag(Common::SeekableReadStream &dataStream);
+	void handleHEAD(Common::SeekableReadStream &dataStream, uint32 dataSize);
+	void handleSFXB(Common::SeekableReadStream &dataStream, uint32 dataSize);
+	void handleRGBS(Common::SeekableReadStream &dataStream, uint32 dataSize);
+	void handleFRAM(Common::SeekableReadStream &dataStream, uint32 dataSize);
+	void handleSRLE(Common::SeekableReadStream &dataStream, uint32 dataSize);
+	bool handleLZSS(Common::SeekableReadStream &dataStream, uint32 dataSize);
+	void handleRATE(Common::SeekableReadStream &dataStream, uint32 dataSize);
+	void handleSNDE(Common::SeekableReadStream &dataStream, uint32 dataSize);
+	void handleTOIL(Common::SeekableReadStream &dataStream, uint32 dataSize);
+
+protected:
+
+	ScummEngine_vCUPhe *_vm;
+	Audio::Mixer *_mixer;
+	OSystem *_system;
+
+	Common::File _fileStream;
+
+	int _playbackRate = 0;
+	int _width = 0, _height = 0;
+
+	uint8 _paletteData[256 * 3] = {};
+	bool _paletteChanged = false;
+	uint8 *_offscreenBuffer = nullptr;
+
+	uint8 *_inLzssBufData = nullptr;
+	uint32 _inLzssBufSize = 0;
+	uint8 *_outLzssBufData = nullptr;
+	uint32 _outLzssBufSize = 0;
+
+	uint32 _dataSize = 0;
+
+	int _sfxCount = 0;
+	uint8 *_sfxBuffer = nullptr;
+	CUP_SfxChannel _sfxChannels[kSfxChannels] = {};
+	CUP_Sfx _sfxQueue[kSfxQueueSize] = {};
+	int _sfxQueuePos = 0;
+	int _lastSfxChannel = 0;
+};
+
+} // End of namespace Scumm
+
+#endif