mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-04 16:26:53 +00:00
renamed Sound -> BaseSound to avoid conflicts with the scumm class of the same name (we really should start to put all the Scumm/Simon/Sky code into namespaces
svn-id: r8508
This commit is contained in:
Max Horn
parent
7f7ce14d5e
commit
9ef0657c5c
362
simon/sound.cpp
362
simon/sound.cpp
@ -22,38 +22,208 @@
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#include "common/file.h"
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#include "common/engine.h"
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class Sound {
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class BaseSound {
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protected:
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File *_file;
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uint32 *_offsets;
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SoundMixer *_mixer;
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public:
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Sound(SoundMixer *mixer, File *file, uint32 base = 0);
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Sound(SoundMixer *mixer, File *file, uint32 *offsets);
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virtual ~Sound() { delete _file; }
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BaseSound(SoundMixer *mixer, File *file, uint32 base = 0);
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BaseSound(SoundMixer *mixer, File *file, uint32 *offsets);
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virtual ~BaseSound() { delete _file; }
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virtual int playSound(uint sound, PlayingSoundHandle *handle, byte flags = 0) = 0;
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};
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class WavSound : public Sound {
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class WavSound : public BaseSound {
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public:
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WavSound(SoundMixer *mixer, File *file, uint32 base = 0) : Sound(mixer, file, base) {};
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WavSound(SoundMixer *mixer, File *file, uint32 *offsets) : Sound(mixer, file, offsets) {};
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WavSound(SoundMixer *mixer, File *file, uint32 base = 0) : BaseSound(mixer, file, base) {};
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WavSound(SoundMixer *mixer, File *file, uint32 *offsets) : BaseSound(mixer, file, offsets) {};
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int playSound(uint sound, PlayingSoundHandle *handle, byte flags = 0);
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};
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class VocSound : public Sound {
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class VocSound : public BaseSound {
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public:
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VocSound(SoundMixer *mixer, File *file, uint32 base = 0) : Sound(mixer, file, base) {};
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VocSound(SoundMixer *mixer, File *file, uint32 base = 0) : BaseSound(mixer, file, base) {};
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int playSound(uint sound, PlayingSoundHandle *handle, byte flags = 0);
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};
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class MP3Sound : public Sound {
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class MP3Sound : public BaseSound {
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public:
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MP3Sound(SoundMixer *mixer, File *file, uint32 base = 0) : Sound(mixer, file, base) {};
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MP3Sound(SoundMixer *mixer, File *file, uint32 base = 0) : BaseSound(mixer, file, base) {};
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int playSound(uint sound, PlayingSoundHandle *handle, byte flags = 0);
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};
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BaseSound::BaseSound(SoundMixer *mixer, File *file, uint32 base) {
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_mixer = mixer;
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_file = file;
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uint res = 0;
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uint32 size;
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_file->seek(base + sizeof(uint32), SEEK_SET);
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size = _file->readUint32LE();
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res = size / sizeof(uint32);
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_offsets = (uint32 *)malloc(size + sizeof(uint32));
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_file->seek(base, SEEK_SET);
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if (_file->read(_offsets, size) != size)
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error("Can't read offsets");
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for (uint i = 0; i < res; i++) {
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#if defined(SCUMM_BIG_ENDIAN)
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_offsets[i] = FROM_LE_32(_offsets[i]);
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#endif
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_offsets[i] += base;
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}
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// only needed for mp3
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_file->seek(0, SEEK_END);
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_offsets[res] = _file->pos();
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}
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BaseSound::BaseSound(SoundMixer *mixer, File *file, uint32 *offsets) {
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_mixer = mixer;
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_file = file;
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_offsets = offsets;
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}
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#if !defined(__GNUC__)
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#pragma START_PACK_STRUCTS
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#endif
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struct WaveHeader {
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uint32 riff;
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uint32 unk;
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uint32 wave;
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uint32 fmt;
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uint32 size;
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uint16 format_tag;
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uint16 channels;
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uint32 samples_per_sec;
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uint32 avg_bytes;
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uint16 block_align;
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uint16 bits_per_sample;
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} GCC_PACK;
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struct VocHeader {
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uint8 desc[20];
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uint16 datablock_offset;
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uint16 version;
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uint16 id;
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} GCC_PACK;
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struct VocBlockHeader {
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uint8 blocktype;
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uint8 size[3];
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uint8 sr;
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uint8 pack;
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} GCC_PACK;
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#if !defined(__GNUC__)
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#pragma END_PACK_STRUCTS
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#endif
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int WavSound::playSound(uint sound, PlayingSoundHandle *handle, byte flags) {
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if (_offsets == NULL)
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return 0;
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WaveHeader wave_hdr;
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uint32 data[2];
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flags |= SoundMixer::FLAG_UNSIGNED|SoundMixer::FLAG_AUTOFREE;
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_file->seek(_offsets[sound], SEEK_SET);
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if (_file->read(&wave_hdr, sizeof(wave_hdr)) != sizeof(wave_hdr) ||
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wave_hdr.riff != MKID('RIFF') || wave_hdr.wave != MKID('WAVE')
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|| wave_hdr.fmt != MKID('fmt ') || READ_LE_UINT16(&wave_hdr.format_tag) != 1
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|| READ_LE_UINT16(&wave_hdr.channels) != 1
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|| READ_LE_UINT16(&wave_hdr.bits_per_sample) != 8) {
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error("playWav(%d): can't read RIFF header", sound);
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}
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_file->seek(FROM_LE_32(wave_hdr.size) - sizeof(wave_hdr) + 20, SEEK_CUR);
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data[0] = _file->readUint32LE();
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data[1] = _file->readUint32LE();
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if (//fread(data, sizeof(data), 1, sound_file) != 1 ||
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data[0] != 'atad') {
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error("playWav(%d): can't read data header", sound);
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}
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byte *buffer = (byte *)malloc(data[1]);
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_file->read(buffer, data[1]);
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return _mixer->playRaw(handle, buffer, data[1], FROM_LE_32(wave_hdr.samples_per_sec), flags);
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}
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int VocSound::playSound(uint sound, PlayingSoundHandle *handle, byte flags) {
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if (_offsets == NULL)
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return 0;
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VocHeader voc_hdr;
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VocBlockHeader voc_block_hdr;
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uint32 size;
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flags |= SoundMixer::FLAG_UNSIGNED|SoundMixer::FLAG_AUTOFREE;
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_file->seek(_offsets[sound], SEEK_SET);
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if (_file->read(&voc_hdr, sizeof(voc_hdr)) != sizeof(voc_hdr) ||
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strncmp((char *)voc_hdr.desc, "Creative Voice File\x1A", 10) != 0) {
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error("playVoc(%d): can't read voc header", sound);
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}
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_file->read(&voc_block_hdr, sizeof(voc_block_hdr));
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size = voc_block_hdr.size[0] + (voc_block_hdr.size[1] << 8) + (voc_block_hdr.size[2] << 16) - 2;
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uint32 samples_per_sec;
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/* workaround for voc weakness */
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if (voc_block_hdr.sr == 0xa6) {
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samples_per_sec = 11025;
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} else if (voc_block_hdr.sr == 0xd2) {
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samples_per_sec = 22050;
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} else {
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samples_per_sec = 1000000L / (256L - (long)voc_block_hdr.sr);
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warning("inexact sample rate used: %i", samples_per_sec);
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}
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byte *buffer = (byte *)malloc(size);
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_file->read(buffer, size);
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return _mixer->playRaw(handle, buffer, size, samples_per_sec, flags);
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}
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#ifdef USE_MAD
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int MP3Sound::playSound(uint sound, PlayingSoundHandle *handle, byte flags)
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{
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if (_offsets == NULL)
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return 0;
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flags |= SoundMixer::FLAG_AUTOFREE;
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_file->seek(_offsets[sound], SEEK_SET);
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uint32 size = _offsets[sound+1] - _offsets[sound];
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byte *buffer = (byte *)malloc(size);
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_file->read(buffer, size);
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return _mixer->playMP3(handle, buffer, size, flags);
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}
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#endif
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/******************************************************************************/
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SimonSound::SimonSound(const byte game, const GameSpecificSettings *gss, const char *gameDataPath, SoundMixer *mixer) {
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_game = game;
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@ -260,173 +430,3 @@ void SimonSound::ambientPause(bool b) {
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playAmbient(tmp);
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}
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}
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/******************************************************************************/
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Sound::Sound(SoundMixer *mixer, File *file, uint32 base) {
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_mixer = mixer;
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_file = file;
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uint res = 0;
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uint32 size;
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_file->seek(base + sizeof(uint32), SEEK_SET);
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size = _file->readUint32LE();
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res = size / sizeof(uint32);
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_offsets = (uint32 *)malloc(size + sizeof(uint32));
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_file->seek(base, SEEK_SET);
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if (_file->read(_offsets, size) != size)
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error("Can't read offsets");
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for (uint i = 0; i < res; i++) {
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#if defined(SCUMM_BIG_ENDIAN)
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_offsets[i] = FROM_LE_32(_offsets[i]);
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#endif
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_offsets[i] += base;
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}
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/* only needed for mp3 */
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_file->seek(0, SEEK_END);
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_offsets[res] = _file->pos();
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}
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Sound::Sound(SoundMixer *mixer, File *file, uint32 *offsets) {
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_mixer = mixer;
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_file = file;
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_offsets = offsets;
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}
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#if !defined(__GNUC__)
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#pragma START_PACK_STRUCTS
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#endif
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struct WaveHeader {
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uint32 riff;
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uint32 unk;
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uint32 wave;
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uint32 fmt;
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uint32 size;
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uint16 format_tag;
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uint16 channels;
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uint32 samples_per_sec;
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uint32 avg_bytes;
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uint16 block_align;
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uint16 bits_per_sample;
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} GCC_PACK;
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struct VocHeader {
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uint8 desc[20];
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uint16 datablock_offset;
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uint16 version;
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uint16 id;
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} GCC_PACK;
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struct VocBlockHeader {
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uint8 blocktype;
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uint8 size[3];
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uint8 sr;
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uint8 pack;
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} GCC_PACK;
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#if !defined(__GNUC__)
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#pragma END_PACK_STRUCTS
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#endif
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#ifdef USE_MAD
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int MP3Sound::playSound(uint sound, PlayingSoundHandle *handle, byte flags)
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{
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if (_offsets == NULL)
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return 0;
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flags |= SoundMixer::FLAG_AUTOFREE;
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_file->seek(_offsets[sound], SEEK_SET);
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uint32 size = _offsets[sound+1] - _offsets[sound];
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byte *buffer = (byte *)malloc(size);
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_file->read(buffer, size);
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return _mixer->playMP3(handle, buffer, size, flags);
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}
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#endif
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int VocSound::playSound(uint sound, PlayingSoundHandle *handle, byte flags) {
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if (_offsets == NULL)
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return 0;
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VocHeader voc_hdr;
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VocBlockHeader voc_block_hdr;
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uint32 size;
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flags |= SoundMixer::FLAG_UNSIGNED|SoundMixer::FLAG_AUTOFREE;
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_file->seek(_offsets[sound], SEEK_SET);
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if (_file->read(&voc_hdr, sizeof(voc_hdr)) != sizeof(voc_hdr) ||
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strncmp((char *)voc_hdr.desc, "Creative Voice File\x1A", 10) != 0) {
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error("playVoc(%d): can't read voc header", sound);
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}
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_file->read(&voc_block_hdr, sizeof(voc_block_hdr));
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size = voc_block_hdr.size[0] + (voc_block_hdr.size[1] << 8) + (voc_block_hdr.size[2] << 16) - 2;
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uint32 samples_per_sec;
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/* workaround for voc weakness */
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if (voc_block_hdr.sr == 0xa6) {
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samples_per_sec = 11025;
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} else if (voc_block_hdr.sr == 0xd2) {
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samples_per_sec = 22050;
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} else {
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samples_per_sec = 1000000L / (256L - (long)voc_block_hdr.sr);
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warning("inexact sample rate used: %i", samples_per_sec);
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}
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byte *buffer = (byte *)malloc(size);
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_file->read(buffer, size);
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return _mixer->playRaw(handle, buffer, size, samples_per_sec, flags);
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}
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int WavSound::playSound(uint sound, PlayingSoundHandle *handle, byte flags) {
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if (_offsets == NULL)
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return 0;
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WaveHeader wave_hdr;
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uint32 data[2];
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flags |= SoundMixer::FLAG_UNSIGNED|SoundMixer::FLAG_AUTOFREE;
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_file->seek(_offsets[sound], SEEK_SET);
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if (_file->read(&wave_hdr, sizeof(wave_hdr)) != sizeof(wave_hdr) ||
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wave_hdr.riff != MKID('RIFF') || wave_hdr.wave != MKID('WAVE')
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|| wave_hdr.fmt != MKID('fmt ') || READ_LE_UINT16(&wave_hdr.format_tag) != 1
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|| READ_LE_UINT16(&wave_hdr.channels) != 1
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|| READ_LE_UINT16(&wave_hdr.bits_per_sample) != 8) {
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error("playWav(%d): can't read RIFF header", sound);
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}
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_file->seek(FROM_LE_32(wave_hdr.size) - sizeof(wave_hdr) + 20, SEEK_CUR);
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data[0] = _file->readUint32LE();
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data[1] = _file->readUint32LE();
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if (//fread(data, sizeof(data), 1, sound_file) != 1 ||
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data[0] != 'atad') {
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error("playWav(%d): can't read data header", sound);
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}
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byte *buffer = (byte *)malloc(data[1]);
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_file->read(buffer, data[1]);
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return _mixer->playRaw(handle, buffer, data[1], FROM_LE_32(wave_hdr.samples_per_sec), flags);
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}
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@ -20,7 +20,7 @@
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#include "sound/mixer.h"
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#include "simon/intern.h"
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class Sound;
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class BaseSound;
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class SimonSound {
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private:
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@ -32,8 +32,8 @@ private:
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int _voice_index;
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int _ambient_index;
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Sound *_voice;
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Sound *_effects;
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BaseSound *_voice;
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BaseSound *_effects;
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bool _effects_paused;
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bool _ambient_paused;
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