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engines/chewy/video/cfo_decoder.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/>.
+ *
+ */
+
+#ifndef CHEWY_VIDEO_CFO_DECODER_H
+#define CHEWY_VIDEO_CFO_DECODER_H
+
+#include "graphics/surface.h"
+#include "video/flic_decoder.h"
+
+namespace Chewy {
+
+#define MAX_SOUND_EFFECTS 14
+
+class Sound;
+
+// A FLIC decoder, with a modified header and additional custom frames
+class CfoDecoder : public Video::FlicDecoder {
+public:
+	CfoDecoder(Sound *sound, bool disposeMusic) : Video::FlicDecoder(), _sound(sound), _disposeMusic(disposeMusic) {}
+	~CfoDecoder() override {}
+
+	bool loadStream(Common::SeekableReadStream *stream) override;
+
+private:
+	Sound *_sound;
+	bool _disposeMusic;
+
+	class CfoVideoTrack : public Video::FlicDecoder::FlicVideoTrack {
+	public:
+		CfoVideoTrack(Common::SeekableReadStream *stream, uint16 frameCount, uint16 width, uint16 height, Sound *sound, bool disposeMusic);
+		~CfoVideoTrack() override;
+
+		void readHeader() override;
+
+		const Graphics::Surface *decodeNextFrame() override;
+
+	private:
+		void handleFrame() override;
+		void handleCustomFrame();
+		void fadeOut();
+
+		Sound *_sound;
+		bool _disposeMusic;
+
+		uint8 *_soundEffects[MAX_SOUND_EFFECTS];
+		uint32 _soundEffectSize[MAX_SOUND_EFFECTS];
+		uint8 *_musicData;
+		uint32 _musicSize;
+
+		uint8 _sfxBalances[MAX_SOUND_EFFECTS];
+		uint8 _sfxGlobalVolume;
+		uint8 _musicVolume;
+	};
+};
+
+} // End of namespace Chewy
+
+#endif