mirror of
https://github.com/kichikuou/xsystem35-sdl2.git
synced 2026-09-30 18:58:07 +03:00
kichikuou
ff31d03153
Apply the System39.ini volume valancer levels to audio output, so the Volume controller dialog actually adjusts per-channel volumes. PCM scales its chunk volume by the channel mapped via the .wai file, and BGM scales its music volume by valancer channel 0. Fixes #62.
103 lines
2.6 KiB
C
103 lines
2.6 KiB
C
/*
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* pcm.emscripten.c PCM audio for emscripten
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*
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* Copyright (C) 2019 <KichikuouChrome@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <emscripten.h>
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#include "portab.h"
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#include "music_pcm.h"
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bool muspcm_init(int audio_buffer_size) {
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return true;
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}
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void muspcm_exit(void) {
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// do nothing
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}
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EM_JS(void, muspcm_reset, (void), {
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xsystem35.audio.pcm_reset();
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});
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EM_ASYNC_JS(bool, muspcm_load_no, (int slot, int no), {
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return await xsystem35.audio.pcm_load(slot, no);
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});
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EM_ASYNC_JS(bool, muspcm_load_bgm, (int slot, int no), {
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return await xsystem35.audio.pcm_load_bgm(slot, no);
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});
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EM_ASYNC_JS(bool, muspcm_load_data, (int slot, uint8_t *buf, uint32_t len), {
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return await xsystem35.audio.pcm_load_data(slot, buf, len);
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});
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EM_ASYNC_JS(bool, muspcm_load_mixlr, (int slot, int noL, int noR), {
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return await xsystem35.audio.pcm_load_mixlr(slot, noL, noR);
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});
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EM_JS(void, muspcm_unload, (int slot), {
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xsystem35.audio.pcm_unload(slot);
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});
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EM_JS(bool, muspcm_start, (int slot, int loop), {
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return xsystem35.audio.pcm_start(slot, loop);
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});
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EM_JS(void, muspcm_stop, (int slot), {
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xsystem35.audio.pcm_stop(slot);
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});
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EM_JS(void, muspcm_fadeout, (int slot, int msec), {
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xsystem35.audio.pcm_fadeout(slot, msec);
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});
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EM_JS(void, muspcm_pause, (int slot), {
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console.log('muspcm_pause: not implemented');
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});
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EM_JS(void, muspcm_unpause, (int slot), {
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console.log('muspcm_unpause: not implemented');
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});
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EM_JS(int, muspcm_getpos, (int slot), {
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return xsystem35.audio.pcm_getpos(slot);
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});
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EM_JS(void, muspcm_setvol, (int slot, int lv), {
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xsystem35.audio.pcm_setvol(slot, lv);
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});
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EM_JS(int, muspcm_getwavelen, (int slot), {
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var len = xsystem35.audio.pcm_getwavelen(slot);
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return len > 65535 ? 65535 : len;
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});
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EM_JS(bool, muspcm_isplaying, (int slot), {
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return xsystem35.audio.pcm_isplaying(slot);
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});
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EM_ASYNC_JS(void, muspcm_waitend, (int slot), {
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await xsystem35.audio.pcm_waitend(slot);
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});
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void muspcm_reapply_valance(void) {
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// not implemented
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}
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