diff options
Diffstat (limited to 'sound.cpp')
| -rw-r--r-- | sound.cpp | 392 |
1 files changed, 15 insertions, 377 deletions
@@ -22,6 +22,8 @@ #include "stdafx.h" #include "scumm.h" +#include "mididrv.h" +#include "imuse.h" #include "cdmusic.h" #ifdef _WIN32_WCE @@ -54,7 +56,7 @@ void Scumm::processSoundQues() int i, j; int num; int16 data[16]; - SoundEngine *se; + IMuse *se; processSfxQueues(); @@ -77,7 +79,7 @@ void Scumm::processSoundQues() data[j] = _soundQue[i + j]; i += num; - se = (SoundEngine *)_soundEngine; + se = _imuse; #if 0 debug(1, "processSoundQues(%d,%d,%d,%d,%d,%d,%d,%d,%d)", data[0] >> 8, @@ -100,7 +102,7 @@ void Scumm::processSoundQues() void Scumm::playSound(int sound) { byte *ptr; - SoundEngine *se = (SoundEngine *)_soundEngine; + IMuse *se = _imuse; ptr = getResourceAddress(rtSound, sound); if (ptr != NULL && READ_UINT32_UNALIGNED(ptr) == MKID('SOUN')) { @@ -253,7 +255,7 @@ bool Scumm::isMouthSyncOff(uint pos) int Scumm::isSoundRunning(int sound) { - SoundEngine *se; + IMuse *se; int i; if (sound == current_cd_sound) @@ -271,7 +273,7 @@ int Scumm::isSoundRunning(int sound) if (!isResourceLoaded(rtSound, sound)) return 0; - se = (SoundEngine *)_soundEngine; + se = _imuse; if (!se) return 0; return se->get_sound_status(sound); @@ -300,7 +302,7 @@ bool Scumm::isSoundInQueue(int sound) void Scumm::stopSound(int a) { - SoundEngine *se; + IMuse *se; int i; if (a == current_cd_sound) { @@ -308,7 +310,7 @@ void Scumm::stopSound(int a) cd_stop(); } - se = (SoundEngine *)_soundEngine; + se = _imuse; if (se) se->stop_sound(a); @@ -319,7 +321,7 @@ void Scumm::stopSound(int a) void Scumm::stopAllSounds() { - SoundEngine *se = (SoundEngine *)_soundEngine; + IMuse *se = _imuse; if (current_cd_sound != 0) { current_cd_sound = 0; @@ -376,7 +378,7 @@ void Scumm::talkSound(uint32 a, uint32 b, int mode) void Scumm::setupSound() { - SoundEngine *se = (SoundEngine *)_soundEngine; + IMuse *se = _imuse; if (se) { se->setBase(res.address[rtSound]); if (se->get_music_volume() == 0) @@ -392,7 +394,7 @@ void Scumm::setupSound() void Scumm::pauseSounds(bool pause) { - SoundEngine *se = (SoundEngine *)_soundEngine; + IMuse *se = _imuse; if (se) se->pause(pause); _soundsPaused = pause; @@ -562,84 +564,16 @@ void *Scumm::openSfxFile() return file; } -MixerChannel *Scumm::allocateMixer() -{ - int i; - MixerChannel *mc = _mixer_channel; - for (i = 0; i < NUM_MIXER; i++, mc++) { - if (!mc->_sfx_sound) - return mc; - } - return NULL; -} - void Scumm::stopSfxSound() { - MixerChannel *mc = _mixer_channel; - int i; - for (i = 0; i < NUM_MIXER; i++, mc++) { - if (mc->_sfx_sound) - mc->clear(); - } + _mixer->stop_all(); } bool Scumm::isSfxFinished() { - int i; - for (i = 0; i < NUM_MIXER; i++) - if (_mixer_channel[i]._sfx_sound) - return false; - return true; -} - -#ifdef COMPRESSED_SOUND_FILE -void Scumm::playSfxSound_MP3(void *sound, uint32 size) -{ - MixerChannel *mc = allocateMixer(); - - if (!mc) { - warning("No mixer channel available"); - return; - } - - mc->type = MIXER_MP3; - mc->_sfx_sound = sound; - - mad_stream_init(&mc->sound_data.mp3.stream); - - - -#ifdef _WIN32_WCE - - // 11 kHz on WinCE - - mad_stream_options((mad_stream *) & mc->sound_data.mp3.stream, - MAD_OPTION_HALFSAMPLERATE); - -#endif - - - mad_frame_init(&mc->sound_data.mp3.frame); - mad_synth_init(&mc->sound_data.mp3.synth); - mc->sound_data.mp3.position = 0; - mc->sound_data.mp3.pos_in_frame = 0xFFFFFFFF; - mc->sound_data.mp3.size = size; - /* This variable is the number of samples to cut at the start of the MP3 - file. This is needed to have lip-sync as the MP3 file have some miliseconds - of blank at the start (as, I suppose, the MP3 compression algorithm need to - have some silence at the start to really be efficient and to not distort - too much the start of the sample). - - This value was found by experimenting out. If you recompress differently your - .SO3 file, you may have to change this value. - - When using Lame, it seems that the sound starts to have some volume about 50 ms - from the start of the sound => we skip about 1024 samples. - */ - mc->sound_data.mp3.silence_cut = 1024; + return !_mixer->has_active_channel(); } -#endif void Scumm::playBundleSound(char *sound) { @@ -648,304 +582,8 @@ void Scumm::playBundleSound(char *sound) void Scumm::playSfxSound(void *sound, uint32 size, uint rate) { - MixerChannel *mc = allocateMixer(); - - if (!mc) { - warning("No mixer channel available"); - return; - } - - mc->type = MIXER_STANDARD; - mc->_sfx_sound = sound; - mc->sound_data.standard._sfx_pos = 0; - mc->sound_data.standard._sfx_fp_pos = 0; - -#ifdef _WIN32_WCE - mc->sound_data.standard._sfx_fp_speed = (1 << 16) * rate / 11025; -#else - mc->sound_data.standard._sfx_fp_speed = (1 << 16) * rate / 22050; -#endif - while (size & 0xFFFF0000) - size >>= 1, rate >>= 1; - - -#ifdef _WIN32_WCE - mc->sound_data.standard._sfx_size = size * 11025 / rate; -#else - mc->sound_data.standard._sfx_size = size * 22050 / rate; -#endif + _mixer->play_raw(NULL, sound, size, rate, SoundMixer::FLAG_AUTOFREE); } -#ifdef COMPRESSED_SOUND_FILE -static inline int scale_sample(mad_fixed_t sample) -{ - /* round */ - sample += (1L << (MAD_F_FRACBITS - 16)); - /* clip */ - if (sample >= MAD_F_ONE) - sample = MAD_F_ONE - 1; - else if (sample < -MAD_F_ONE) - sample = -MAD_F_ONE; - /* quantize and scale to not saturate when mixing a lot of channels */ - return sample >> (MAD_F_FRACBITS + 2 - 16); -} -#endif - -void MixerChannel::mix(int16 * data, uint32 len) -{ - if (!_sfx_sound) - return; - -#ifdef COMPRESSED_SOUND_FILE - if (type == MIXER_STANDARD) { -#endif - int8 *s; - uint32 fp_pos, fp_speed; - - if (len > sound_data.standard._sfx_size) - len = sound_data.standard._sfx_size; - sound_data.standard._sfx_size -= len; - - s = (int8 *) _sfx_sound + sound_data.standard._sfx_pos; - fp_pos = sound_data.standard._sfx_fp_pos; - fp_speed = sound_data.standard._sfx_fp_speed; - - do { - fp_pos += fp_speed; - *data++ += (*s << 6); - s += fp_pos >> 16; - fp_pos &= 0x0000FFFF; - } while (--len); - - sound_data.standard._sfx_pos = s - (int8 *) _sfx_sound; - sound_data.standard._sfx_fp_speed = fp_speed; - sound_data.standard._sfx_fp_pos = fp_pos; - - if (!sound_data.standard._sfx_size) - clear(); -#ifdef COMPRESSED_SOUND_FILE - } else { - if (type == MIXER_MP3) { - mad_fixed_t const *ch; - while (1) { - ch = - sound_data.mp3.synth.pcm.samples[0] + sound_data.mp3.pos_in_frame; - while ((sound_data.mp3.pos_in_frame < sound_data.mp3.synth.pcm.length) - && (len > 0)) { - if (sound_data.mp3.silence_cut > 0) { - sound_data.mp3.silence_cut--; - } else { - *data++ += scale_sample(*ch++); - len--; - } - sound_data.mp3.pos_in_frame++; - } - if (len == 0) - return; - - if (sound_data.mp3.position >= sound_data.mp3.size) { - clear(); - return; - } - - mad_stream_buffer(&sound_data.mp3.stream, - ((unsigned char *)_sfx_sound) + - sound_data.mp3.position, - sound_data.mp3.size + MAD_BUFFER_GUARD - - sound_data.mp3.position); - - if (mad_frame_decode(&sound_data.mp3.frame, &sound_data.mp3.stream) == - -1) { - /* End of audio... */ - if (sound_data.mp3.stream.error == MAD_ERROR_BUFLEN) { - clear(); - return; - } else if (!MAD_RECOVERABLE(sound_data.mp3.stream.error)) { - error("MAD frame decode error !"); - } - } - mad_synth_frame(&sound_data.mp3.synth, &sound_data.mp3.frame); - sound_data.mp3.pos_in_frame = 0; - sound_data.mp3.position = - (unsigned char *)sound_data.mp3.stream.next_frame - - (unsigned char *)_sfx_sound; - } - } else if (type == MIXER_MP3_CDMUSIC) { - mad_fixed_t const *ch; - mad_timer_t frame_duration; - static long last_pos = 0; - - if (!sound_data.mp3_cdmusic.playing) - return; - - while (1) { - - // See if we just skipped - if (ftell(sound_data.mp3_cdmusic.file) != last_pos) { - int skip_loop; - - // Read the new data - memset(_sfx_sound, 0, - sound_data.mp3_cdmusic.buffer_size + MAD_BUFFER_GUARD); - sound_data.mp3_cdmusic.size = - fread(_sfx_sound, 1, sound_data.mp3_cdmusic.buffer_size, - sound_data.mp3_cdmusic.file); - if (!sound_data.mp3_cdmusic.size) { - sound_data.mp3_cdmusic.playing = false; - return; - } - last_pos = ftell(sound_data.mp3_cdmusic.file); - // Resync - mad_stream_buffer(&sound_data.mp3_cdmusic.stream, - (unsigned char *)_sfx_sound, - sound_data.mp3_cdmusic.size); - skip_loop = 2; - while (skip_loop != 0) { - if (mad_frame_decode(&sound_data.mp3_cdmusic.frame, - &sound_data.mp3_cdmusic.stream) == 0) { - /* Do not decrease duration - see if it's a problem */ - skip_loop--; - if (skip_loop == 0) { - mad_synth_frame(&sound_data.mp3_cdmusic.synth, - &sound_data.mp3_cdmusic.frame); - } - } else { - if (!MAD_RECOVERABLE(sound_data.mp3_cdmusic.stream.error)) { - debug(1, "Unrecoverable error while skipping !"); - sound_data.mp3_cdmusic.playing = false; - return; - } - } - } - // We are supposed to be in synch - mad_frame_mute(&sound_data.mp3_cdmusic.frame); - mad_synth_mute(&sound_data.mp3_cdmusic.synth); - // Resume decoding - if (mad_frame_decode(&sound_data.mp3_cdmusic.frame, - &sound_data.mp3_cdmusic.stream) == 0) { - sound_data.mp3_cdmusic.position = - (unsigned char *)sound_data.mp3_cdmusic.stream.next_frame - - (unsigned char *)_sfx_sound; - sound_data.mp3_cdmusic.pos_in_frame = 0; - } else { - sound_data.mp3_cdmusic.playing = false; - return; - } - } - // Get samples, play samples ... - - ch = sound_data.mp3_cdmusic.synth.pcm.samples[0] + - sound_data.mp3_cdmusic.pos_in_frame; - while ((sound_data.mp3_cdmusic.pos_in_frame < - sound_data.mp3_cdmusic.synth.pcm.length) && (len > 0)) { - *data++ += scale_sample(*ch++); - len--; - sound_data.mp3_cdmusic.pos_in_frame++; - } - if (len == 0) { - return; - } - // See if we have finished - // May be incorrect to check the size at the end of a frame but I suppose - // they are short enough :) - - frame_duration = sound_data.mp3_cdmusic.frame.header.duration; - - mad_timer_negate(&frame_duration); - mad_timer_add(&sound_data.mp3_cdmusic.duration, frame_duration); - if (mad_timer_compare(sound_data.mp3_cdmusic.duration, mad_timer_zero) - < 0) { - sound_data.mp3_cdmusic.playing = false; - } - - if (mad_frame_decode(&sound_data.mp3_cdmusic.frame, - &sound_data.mp3_cdmusic.stream) == -1) { - - if (sound_data.mp3_cdmusic.stream.error == MAD_ERROR_BUFLEN) { - int not_decoded; - - if (!sound_data.mp3_cdmusic.stream.next_frame) { - memset(_sfx_sound, 0, - sound_data.mp3_cdmusic.buffer_size + MAD_BUFFER_GUARD); - sound_data.mp3_cdmusic.size = - fread(_sfx_sound, 1, sound_data.mp3_cdmusic.buffer_size, - sound_data.mp3_cdmusic.file); - sound_data.mp3_cdmusic.position = 0; - not_decoded = 0; - } else { - not_decoded = sound_data.mp3_cdmusic.stream.bufend - - sound_data.mp3_cdmusic.stream.next_frame; - memcpy(_sfx_sound, sound_data.mp3_cdmusic.stream.next_frame, - not_decoded); - - sound_data.mp3_cdmusic.size = - fread((unsigned char *)_sfx_sound + not_decoded, 1, - sound_data.mp3_cdmusic.buffer_size - not_decoded, - sound_data.mp3_cdmusic.file); - } - last_pos = ftell(sound_data.mp3_cdmusic.file); - sound_data.mp3_cdmusic.stream.error = MAD_ERROR_NONE; - // Restream - mad_stream_buffer(&sound_data.mp3_cdmusic.stream, - (unsigned char *)_sfx_sound, - sound_data.mp3_cdmusic.size + not_decoded); - if (mad_frame_decode - (&sound_data.mp3_cdmusic.frame, - &sound_data.mp3_cdmusic.stream) == -1) { - debug(1, "Error decoding after restream %d !", - sound_data.mp3.stream.error); - } - } else if (!MAD_RECOVERABLE(sound_data.mp3.stream.error)) { - error("MAD frame decode error in MP3 CDMUSIC !"); - } - } - - mad_synth_frame(&sound_data.mp3_cdmusic.synth, - &sound_data.mp3_cdmusic.frame); - sound_data.mp3_cdmusic.pos_in_frame = 0; - sound_data.mp3_cdmusic.position = - (unsigned char *)sound_data.mp3_cdmusic.stream.next_frame - - (unsigned char *)_sfx_sound; - } - } - } -#endif -} - -void MixerChannel::clear() -{ - free(_sfx_sound); - _sfx_sound = NULL; - -#ifdef COMPRESSED_SOUND_FILE - if (type == MIXER_MP3) { - mad_synth_finish(&sound_data.mp3.synth); - mad_frame_finish(&sound_data.mp3.frame); - mad_stream_finish(&sound_data.mp3.stream); - } -#endif -} - -void Scumm::mixWaves(int16 * sounds, int len) -{ - int i; - - memset(sounds, 0, len * sizeof(int16)); - - if (_soundsPaused) - return; - - SoundEngine *se = (SoundEngine *)_soundEngine; - if (se) { - se->driver()->generate_samples(sounds, len); - } - - for (i = NUM_MIXER - 1; i >= 0; i--) { - _mixer_channel[i].mix(sounds, len); - } - - if (_soundsPaused2) - memset(sounds, 0x0, len * sizeof(int16)); -} |