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authorRobert Jonsson <spamatica@gmail.com>2009-12-27 11:30:35 +0000
committerRobert Jonsson <spamatica@gmail.com>2009-12-27 11:30:35 +0000
commitb703eab295330e6f81564fbb39a10a1a2fdd2f54 (patch)
treee46b5c9a6bc22fd661c15d1d2123f5bf631cef80 /muse_qt4_evolution/synti/zynaddsubfx/Output
parent5d5fa0fdf913907edbc3d2d29a7548f0cb658c94 (diff)
moved old qt4 branch
Diffstat (limited to 'muse_qt4_evolution/synti/zynaddsubfx/Output')
-rw-r--r--muse_qt4_evolution/synti/zynaddsubfx/Output/Recorder.C138
-rw-r--r--muse_qt4_evolution/synti/zynaddsubfx/Output/Recorder.h52
2 files changed, 190 insertions, 0 deletions
diff --git a/muse_qt4_evolution/synti/zynaddsubfx/Output/Recorder.C b/muse_qt4_evolution/synti/zynaddsubfx/Output/Recorder.C
new file mode 100644
index 00000000..525bedc5
--- /dev/null
+++ b/muse_qt4_evolution/synti/zynaddsubfx/Output/Recorder.C
@@ -0,0 +1,138 @@
+/*
+ ZynAddSubFX - a software synthesizer
+
+ Recorder.C - Records sound to a file
+ Copyright (C) 2002-2005 Nasca Octavian Paul
+ Author: Nasca Octavian Paul
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of version 2 of the GNU General Public License
+ as published by the Free Software Foundation.
+
+ 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 (version 2) for more details.
+
+ You should have received a copy of the GNU General Public License (version 2)
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+*/
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <errno.h>
+
+#include "Recorder.h"
+
+Recorder::Recorder(){
+ recordbuf_16bit=new short int [SOUND_BUFFER_SIZE*2];
+ status=0;file=-1;
+ sampleswritten=0;
+ notetrigger=0;
+ for (int i=0;i<SOUND_BUFFER_SIZE*2;i++){
+ recordbuf_16bit[i]=0;
+ };
+};
+
+Recorder::~Recorder(){
+ if (recording()==1) stop();
+ delete [] recordbuf_16bit;
+};
+
+int Recorder::preparefile(char *filename_,int overwrite){
+ if (overwrite==0) file=open(filename_,O_CREAT|O_EXCL|O_WRONLY|O_BINARY,00444+00222);
+ else file=open(filename_,O_CREAT|O_WRONLY|O_TRUNC|O_BINARY,00444+00222);//overwrite if the file exists
+ if (file==-1) {
+ if (errno==EEXIST) return(1);//file exists already
+ else return(2);//Access Denied or any other problem
+ };
+ status=1;//ready
+
+ //prepare the space fot the wav header
+ //the header itself, will be written when the file is closed
+ unsigned char zerobuf[44]; for (int i=0;i<44;i++) zerobuf[i]=0;
+ write(file,zerobuf,44);
+
+ return(0);
+};
+
+void Recorder::start(){
+ notetrigger=0;
+ status=2;//recording
+};
+
+void Recorder::stop(){
+ unsigned int chunksize;
+ lseek(file,0,SEEK_SET);
+
+ write(file,"RIFF",4);
+ chunksize=sampleswritten*4+36;
+ write(file,&chunksize,4);
+
+ write(file,"WAVEfmt ",8);
+ chunksize=16;
+ write(file,&chunksize,4);
+ unsigned short int formattag=1;//uncompresed wave
+ write(file,&formattag,2);
+ unsigned short int nchannels=2;//stereo
+ write(file,&nchannels,2);
+ unsigned int samplerate=SAMPLE_RATE;//samplerate
+ write(file,&samplerate,4);
+ unsigned int bytespersec=SAMPLE_RATE*4;//bytes/sec
+ write(file,&bytespersec,4);
+ unsigned short int blockalign=4;//2 channels * 16 bits/8
+ write(file,&blockalign,2);
+ unsigned short int bitspersample=16;
+ write(file,&bitspersample,2);
+
+ write(file,"data",4);
+ chunksize=sampleswritten*blockalign;
+ write(file,&chunksize,4);
+
+ close(file);
+ file=-1;
+ status=0;
+ sampleswritten=0;
+};
+
+void Recorder::pause(){
+ status=0;
+};
+
+int Recorder::recording(){
+ if ((status==2)&&(notetrigger!=0)) return(1);
+ else return(0);
+};
+
+void Recorder::recordbuffer(REALTYPE *outl,REALTYPE *outr){
+ int tmp;
+ if (status!=2) return;
+ for (int i=0;i<SOUND_BUFFER_SIZE;i++){
+ tmp=(int)(outl[i]*32767.0);
+ if (tmp<-32768) tmp=-32768;
+ if (tmp>32767) tmp=32767;
+ recordbuf_16bit[i*2]=tmp;
+
+ tmp=(int)(outr[i]*32767.0);
+ if (tmp<-32768) tmp=-32768;
+ if (tmp>32767) tmp=32767;
+ recordbuf_16bit[i*2+1]=tmp;
+ };
+ if (write(file,recordbuf_16bit,SOUND_BUFFER_SIZE*4)<SOUND_BUFFER_SIZE*4) {
+ fprintf(stderr,"Error while recording !\n");
+ stop();
+ };
+ sampleswritten+=SOUND_BUFFER_SIZE;
+};
+
+void Recorder::triggernow(){
+ if (status==2) notetrigger=1;
+};
diff --git a/muse_qt4_evolution/synti/zynaddsubfx/Output/Recorder.h b/muse_qt4_evolution/synti/zynaddsubfx/Output/Recorder.h
new file mode 100644
index 00000000..fea6e409
--- /dev/null
+++ b/muse_qt4_evolution/synti/zynaddsubfx/Output/Recorder.h
@@ -0,0 +1,52 @@
+/*
+ ZynAddSubFX - a software synthesizer
+
+ Recorder.h - Records sound to a file
+ Copyright (C) 2002-2005 Nasca Octavian Paul
+ Author: Nasca Octavian Paul
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of version 2 of the GNU General Public License
+ as published by the Free Software Foundation.
+
+ 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 (version 2) for more details.
+
+ You should have received a copy of the GNU General Public License (version 2)
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+*/
+
+#ifndef RECORDER_H
+#define RECORDER_H
+
+#include "../globals.h"
+
+class Recorder{
+ public:
+ Recorder();
+ ~Recorder();
+ int preparefile(char *filename_,int overwrite);//returns 1 if the file exists
+ void start();
+ void stop();
+ void pause();
+ int recording();
+ void triggernow();
+ void recordbuffer(REALTYPE *outl,REALTYPE *outr);
+
+ /* Status:
+ 0 - not ready(no file selected),
+ 1 - ready
+ 2 - recording */
+ int status;
+
+ private:
+ int file;
+ short int *recordbuf_16bit;
+ int sampleswritten,notetrigger;
+};
+
+#endif