split simon sound

svn-id: r5706

1 files changed, 434 insertions, 0 deletions

diff --git a/simon/simonsound.cpp b/simon/simonsound.cpp
new file mode 100644
index 0000000000..e687c880ed
--- /dev/null
+++ b/simon/simonsound.cpp
@@ -0,0 +1,434 @@
+#include "simon/simonsound.h"
+#include "common/file.h"
+#include "common/engine.h"
+
+enum {
+	GAME_SIMON2 = 1,
+	GAME_WIN = 2,
+	GAME_TALKIE = 4,
+	GAME_DEMO = 8,
+
+	GAME_SIMON1DOS = 0,
+	GAME_SIMON2DOS = GAME_SIMON2,
+	GAME_SIMON1TALKIE = GAME_TALKIE,
+	GAME_SIMON2TALKIE = GAME_SIMON2 + GAME_TALKIE,
+	GAME_SIMON1WIN = GAME_WIN + GAME_TALKIE,
+	GAME_SIMON2WIN = GAME_SIMON2 + GAME_WIN + GAME_TALKIE,
+	GAME_SIMON1DEMO = GAME_DEMO,
+};
+
+SimonSound::SimonSound(const byte game, const GameSpecificSettings *gss, const char *gameDataPath, SoundMixer *mixer)
+{
+	_game = game;
+	_mixer = mixer;
+	
+	_effects_paused = false;
+	_ambient_paused = false;
+
+	_voice_handle = 0;
+	_effects_handle = 0;
+	_ambient_handle = 0;
+
+	_ambient_playing = 0;
+
+	File *file = new File();
+	File *file2 = new File();
+	const char *s;
+
+#ifdef USE_MAD
+	file->open(gss->mp3_filename, gameDataPath);
+	if (file->isOpen() == false) {
+#endif
+		if (_game & GAME_WIN) {
+			s = gss->wav_filename;
+			file->open(s, gameDataPath);
+			if (file->isOpen() == false) {
+				warning("Cannot open voice file %s", s);
+			} else	{
+				_voice = new WavSound(_mixer, file, gss->NUM_VOICE_RESOURCES);
+			}
+		} else if (_game & GAME_TALKIE) {
+			s = gss->voc_filename;
+			file->open(s, gameDataPath);
+			if (file->isOpen() == false) {
+				warning("Cannot open voice file %s", s);
+			} else {
+				_voice = new VocSound(_mixer, file, gss->NUM_VOICE_RESOURCES);
+			}
+		}
+#ifdef USE_MAD
+	} else {
+		_voice = new MP3Sound(_mixer, file, gss->NUM_VOICE_RESOURCES);
+	}
+#endif
+
+	if (_game == GAME_SIMON1TALKIE) {
+#ifdef USE_MAD
+		file2->open(gss->mp3_effects_filename, gameDataPath);
+		if (file2->isOpen() == false) {
+#endif
+			s = gss->voc_effects_filename;
+			file2->open(s, gameDataPath);
+			if (file2->isOpen() == false) {
+				warning("Cannot open effects file %s", s);
+			} else {
+				_effects = new VocSound(_mixer, file2, gss->NUM_VOICE_RESOURCES);
+			}
+#ifdef USE_MAD
+		} else {
+			_effects = new MP3Sound(_mixer, file2, gss->NUM_VOICE_RESOURCES);
+		}
+#endif
+	}
+}
+
+void SimonSound::readSfxFile(const char *filename, const char *gameDataPath)
+{
+	stopAll();
+
+	File *file = new File();
+	file->open(filename, gameDataPath);
+
+	if (file->isOpen() == false) {
+		warning("readSfxFile: Cannot load sfx file %s", filename);
+		return;
+	}
+
+	_effects = new WavSound(_mixer, file);
+}
+
+void SimonSound::loadSfxTable(File *gameFile, uint32 offs, int set) 
+{
+	if (!set)
+		return;
+
+	stopAll();
+
+	if (_game & GAME_WIN)
+		_effects = new WavSound(_mixer, gameFile, offs, set);
+	else
+		_effects = new VocSound(_mixer, gameFile, offs, set);
+}
+
+void SimonSound::playVoice(uint sound)
+{
+	if (!_voice)
+		return;
+	
+	_voice->playSound(sound, &_voice_handle, 0);
+}
+
+void SimonSound::playEffects(uint sound)
+{
+	if (!_effects)
+		return;
+	
+	if (_effects_paused)
+		return;
+
+	_effects->playSound(sound, &_effects_handle, 0);
+}
+
+void SimonSound::playAmbient(uint sound)
+{
+	if (!_effects)
+		return;
+
+	if (sound == _ambient_playing)
+		return;
+
+	_ambient_playing = sound;
+
+	if (_ambient_paused)
+		return;
+
+	if (_ambient_handle)
+		_mixer->stop(_ambient_index);
+
+	_ambient_index = _effects->playSound(sound, &_ambient_handle, SoundMixer::FLAG_LOOP);
+}
+
+void SimonSound::stopAll()
+{
+	_mixer->stopAll();
+	_ambient_playing = 0;
+}
+
+void SimonSound::effectsPause(bool b)
+{
+	_effects_paused = b;
+}
+
+void SimonSound::ambientPause(bool b)
+{
+	_ambient_paused = b;
+
+	if (_ambient_paused && _ambient_playing) {
+		_mixer->stop(_ambient_index);
+	} else if (_ambient_playing) {
+		uint tmp = _ambient_playing;
+		_ambient_playing = 0;
+		playAmbient(tmp);
+	}
+}
+
+/******************************************************************************/
+
+SimonSound::WavSound::WavSound(SoundMixer *mixer, File *file, uint resources)
+{
+	_mixer = mixer;
+	_file = file;
+	loadOffsets(resources);
+}
+
+SimonSound::WavSound::WavSound(SoundMixer *mixer, File *file) /* only used in simon1win */
+{
+	_mixer = mixer;
+	_file = file;
+	loadOffsets();
+}
+
+SimonSound::WavSound::WavSound(SoundMixer *mixer, File *file, uint32 offs, int set) /* only used in simon2 */
+{
+	_mixer = mixer;
+	_file = file;
+	loadOffsets(offs, set);
+}
+
+SimonSound::VocSound::VocSound(SoundMixer *mixer, File *file, uint resources)
+{
+	_mixer = mixer;
+	_file = file;
+	loadOffsets(resources);
+}
+
+SimonSound::VocSound::VocSound(SoundMixer *mixer, File *file, uint32 offs, int set) /* only used in simon2 */
+{
+	_mixer = mixer;
+	_file = file;
+	loadOffsets(offs, set);
+}
+
+#ifdef USE_MAD
+SimonSound::MP3Sound::MP3Sound(SoundMixer *mixer, File *file, uint resources)
+{
+	_mixer = mixer;
+	_file = file;
+
+	_offsets = (uint32 *)malloc((resources + 1) * sizeof(uint32));
+
+	if (_offsets == NULL)
+		error("Out of memory for voice offsets");
+	
+	if (_file->read(_offsets, resources * sizeof(uint32)) != resources * sizeof(uint32))
+		error("Cannot read offsets");
+
+#ifdef SCUMM_BIG_ENDIAN
+	for (uint i = 0; i < resources; i++)
+		_offsets[i] = FROM_LE_32(_offsets[i]);
+#endif
+	_file->seek(0, SEEK_END);
+	_offsets[resources] = _file->pos();
+}
+#endif
+
+/******************************************************************************/
+
+void SimonSound::Sound::loadOffsets(uint resources)
+{
+	_offsets = (uint32 *)malloc(resources * sizeof(uint32));
+
+	if (_offsets == NULL)
+		error("Out of memory for offsets");
+
+	if (_file->read(_offsets, resources * sizeof(uint32)) != resources * sizeof(uint32))
+		error("Cannot read offsets");
+
+#ifdef SCUMM_BIG_ENDIAN
+	for (uint i = 0; i < resources; i++)
+		_offsets[i] = FROM_LE_32(_offsets[i]);
+#endif
+}
+
+void SimonSound::Sound::loadOffsets()
+{
+	uint num = 0;
+
+	uint32 size;
+
+	_file->seek(4, SEEK_SET);
+	size = _file->readUint32LE();
+
+	num = size / sizeof(uint32);
+
+	_offsets = (uint32 *)malloc(size);
+
+	_file->seek(0, SEEK_SET);
+	_file->read(_offsets, size);
+
+#if defined(SCUMM_BIG_ENDIAN)
+	for (uint r = 0; r < num; r++)
+		_offsets[r] = FROM_LE_32(_offsets[r]);
+#endif
+}
+
+void SimonSound::Sound::loadOffsets(uint32 offs, int set)
+{
+	int num_per_set[] = {0, 188, 223, 217, 209, 179, 187, 189, 116, 174, 203,
+			173, 176, 38, 205, 134, 213, 212, 167, 141};
+
+	uint num;
+	uint i;
+
+	num = num_per_set[set];
+
+	if (num == 0)
+		return;
+
+	_offsets = (uint32 *)malloc(num * sizeof(uint32));
+
+	_file->seek(offs, SEEK_SET);
+	_file->read(_offsets, num * sizeof(uint32));
+
+	for (i = 0; i < num; i++) {
+#if defined(SCUMM_BIG_ENDIAN)
+		_offsets[i] = FROM_LE_32(_offsets[i]);
+#endif
+		_offsets[i] += offs;
+	}
+}
+
+/******************************************************************************/
+
+#if !defined(__GNUC__)
+#pragma START_PACK_STRUCTS
+#endif
+
+struct WaveHeader {
+	uint32 riff;
+	uint32 unk;
+	uint32 wave;
+	uint32 fmt;
+
+	uint32 size;
+
+	uint16 format_tag;
+	uint16 channels;
+	uint32 samples_per_sec;
+	uint32 avg_bytes;
+
+	uint16 block_align;
+	uint16 bits_per_sample;
+} GCC_PACK;
+
+struct VocHeader {
+	uint8 desc[20];
+	uint16 datablock_offset;
+	uint16 version;
+	uint16 id;
+} GCC_PACK;
+
+struct VocBlockHeader {
+	uint8 blocktype;
+	uint8 size[3];
+	uint8 sr;
+	uint8 pack;
+} GCC_PACK;
+
+#if !defined(__GNUC__)
+#pragma END_PACK_STRUCTS
+#endif
+	
+#ifdef USE_MAD
+int SimonSound::MP3Sound::playSound(uint sound, PlayingSoundHandle *handle, byte flags)
+{
+	if (_offsets == NULL)
+		return 0;
+
+	flags |= SoundMixer::FLAG_AUTOFREE;
+
+	_file->seek(_offsets[sound], SEEK_SET);
+
+	uint32 size = _offsets[sound+1] - _offsets[sound];
+
+	byte *buffer = (byte *)malloc(size);
+	_file->read(buffer, size);
+
+	return _mixer->playMP3(handle, buffer, size, flags);
+}
+#endif
+
+int SimonSound::VocSound::playSound(uint sound, PlayingSoundHandle *handle, byte flags)
+{
+	if (_offsets == NULL)
+		return 0;
+
+	VocHeader voc_hdr;
+	VocBlockHeader voc_block_hdr;
+	uint32 size;
+
+	flags |= SoundMixer::FLAG_UNSIGNED|SoundMixer::FLAG_AUTOFREE;
+
+	_file->seek(_offsets[sound], SEEK_SET);
+
+	if (_file->read(&voc_hdr, sizeof(voc_hdr)) != sizeof(voc_hdr) ||
+			strncmp((char *)voc_hdr.desc, "Creative Voice File\x1A", 10) != 0) {
+		error("playVoc(%d): cannot read voc header", sound);
+	}
+
+	_file->read(&voc_block_hdr, sizeof(voc_block_hdr));
+
+	size = voc_block_hdr.size[0] + (voc_block_hdr.size[1] << 8) + (voc_block_hdr.size[2] << 16) - 2;
+	uint32 samples_per_sec;
+
+	/* workaround for voc weakness */
+	if (voc_block_hdr.sr == 0xa6) {
+		samples_per_sec = 11025;
+	} else if (voc_block_hdr.sr == 0xd2) {
+		samples_per_sec = 22050;
+	} else {
+		samples_per_sec = 1000000L / (256L - (long)voc_block_hdr.sr);
+		warning("inexact sample rate used: %i", samples_per_sec);
+	}
+
+	byte *buffer = (byte *)malloc(size);
+	_file->read(buffer, size);
+
+	return _mixer->playRaw(handle, buffer, size, samples_per_sec, flags);
+}
+
+int SimonSound::WavSound::playSound(uint sound, PlayingSoundHandle *handle, byte flags)
+{
+	if (_offsets == NULL)
+		return 0;
+
+	WaveHeader wave_hdr;
+	uint32 data[2];
+
+	flags |= SoundMixer::FLAG_UNSIGNED|SoundMixer::FLAG_AUTOFREE;
+
+	_file->seek(_offsets[sound], SEEK_SET);
+
+	if (_file->read(&wave_hdr, sizeof(wave_hdr)) != sizeof(wave_hdr) ||
+			wave_hdr.riff != MKID('RIFF') || wave_hdr.wave != MKID('WAVE')
+			|| wave_hdr.fmt != MKID('fmt ') || READ_LE_UINT16(&wave_hdr.format_tag) != 1
+			|| READ_LE_UINT16(&wave_hdr.channels) != 1
+			|| READ_LE_UINT16(&wave_hdr.bits_per_sample) != 8) {
+		error("playWav(%d): cannot read RIFF header", sound);
+	}
+
+	_file->seek(FROM_LE_32(wave_hdr.size) - sizeof(wave_hdr) + 20, SEEK_CUR);
+
+	data[0] = _file->readUint32LE();
+	data[1] = _file->readUint32LE();
+	if (//fread(data, sizeof(data), 1, sound_file) != 1 ||
+			 data[0] != 'atad') {
+		error("playWav(%d): cannot read data header", sound);
+	}
+
+	byte *buffer = (byte *)malloc(data[1]);
+	_file->read(buffer, data[1]);
+
+	return _mixer->playRaw(handle, buffer, data[1], FROM_LE_32(wave_hdr.samples_per_sec), flags);
+}
+