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-rw-r--r--noncore/multimedia/powerchord/gs.cpp17
-rw-r--r--noncore/multimedia/powerchord/gs.h1
-rw-r--r--noncore/multimedia/powerchord/opie-powerchord.control8
-rw-r--r--share/powerchord/acguitar.rawbin0 -> 50000 bytes
4 files changed, 15 insertions, 11 deletions
diff --git a/noncore/multimedia/powerchord/gs.cpp b/noncore/multimedia/powerchord/gs.cpp
index a3e85c9..fdcfb74 100644
--- a/noncore/multimedia/powerchord/gs.cpp
+++ b/noncore/multimedia/powerchord/gs.cpp
@@ -1,144 +1,149 @@
//#include <FL/Fl.H>
//#include <FL/Fl_Widget.H>
//#include <FL/fl_draw.H>
#include <stdio.h>
//#include <qpixmap.h>
#include "gs.h"
#include <sys/ioctl.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/soundcard.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
//#include <qpainter.h>
#include <qmessagebox.h>
+#include <qstring.h>
gs::gs()
{
finger[0] = OPEN;
finger[1] = OPEN;
finger[2] = OPEN;
finger[3] = OPEN;
finger[4] = OPEN;
finger[5] = OPEN;
tuning[0] = 0;
tuning[1] = 0;
tuning[2] = 0;
tuning[3] = 0;
tuning[4] = 0;
tuning[5] = 0;
initial_fret = 0;
audio_fd = -1;
pb_rate0 = 0;
pb_rate1 = 0;
pb_rate2 = 0;
pb_rate3 = 0;
pb_rate4 = 0;
pb_rate5 = 0;
pb_rate6 = 0;
pb_oct0 = 0;
pb_oct1 = 0;
pb_oct2 = 0;
pb_oct3 = 0;
pb_oct4 = 0;
pb_oct5 = 0;
pb_oct6 = 0;
// initialise reverb buffer
reverb = (signed short *)malloc(1024 * sizeof(signed short));
for (reverb_ptr=0;reverb_ptr<1024;reverb_ptr++){
reverb[reverb_ptr] = 0;
}
reverb_ptr = 0;
reverb_max = 1024;
- // load sampled 'E' string
+ // load sampled 'E' string
int samplen = 25000;
signed short *dsp_buf = (signed short *)malloc(samplen * sizeof(signed short));
signed short *dsp_buf_ptr = dsp_buf;
int raw_fd;
- raw_fd = open(ACGUITAR_PATH_S, O_RDONLY);
-
+
+ QString path = getenv( "OPIEDIR" );
+ path.append( "/share/powerchord/acguitar.raw" );
+
+ raw_fd = open( (const char*) path, O_RDONLY);
+
if (raw_fd < 0){
fprintf(stderr, "Failed to open raw file (%s)\n", strerror(errno));
exit(-1);
}
int totread = 0;
int i;
-
+
while (totread < samplen*2){
int want = samplen*2 - totread;
int numread = read(raw_fd, dsp_buf_ptr, want);
fprintf(stderr, "read %d bytes\n", numread);
totread += numread;
dsp_buf_ptr += numread/2;
-
+
if (numread == 0){
fprintf(stderr, "failed to read bytes\n");
- exit(-1);
+ exit(-1);
}
}
close(raw_fd);
// scale down a bit for mixing
for (i=0;i<samplen;i++){
dsp_buf[i] /= 6;
}
set_tonebank(0, dsp_buf, samplen);
set_tonebank(1, dsp_buf, samplen);
set_tonebank(2, dsp_buf, samplen);
set_tonebank(3, dsp_buf, samplen);
set_tonebank(4, dsp_buf, samplen);
set_tonebank(5, dsp_buf, samplen);
set_tonebank(6, dsp_buf, samplen);
}
void gs::set_tonebank(int tb, signed short *buf, int length)
{
switch(tb){
case 0:
tonebank0 = buf;
tonebank_length0 = length;
break;
case 1:
tonebank1 = buf;
tonebank_length1 = length;
break;
case 2:
tonebank2 = buf;
tonebank_length2 = length;
break;
case 3:
tonebank3 = buf;
tonebank_length3 = length;
break;
case 4:
tonebank4 = buf;
tonebank_length4 = length;
break;
case 5:
tonebank5 = buf;
tonebank_length5 = length;
break;
case 6:
diff --git a/noncore/multimedia/powerchord/gs.h b/noncore/multimedia/powerchord/gs.h
index 3e4c04d..f2b309f 100644
--- a/noncore/multimedia/powerchord/gs.h
+++ b/noncore/multimedia/powerchord/gs.h
@@ -1,59 +1,58 @@
#ifndef __GS_H
#define __GS_H
#include <qobject.h>
// sound includes
#include <sys/soundcard.h>
#define BUFSIZE 256
#define NUMCHANS 7
-#define ACGUITAR_PATH_S "/usr/local/projects/opie-head/noncore/multimedia/powerchord/acguitar.raw"
class gs : public QObject {
Q_OBJECT
public:
gs();
~gs();
private:
int initial_fret;
int finger[6];
int tuning[6];
signed short *reverb;
int reverb_ptr;
int reverb_max;
int audio_fd;
signed short audio_buf[BUFSIZE];
static int note_periods[12];
static int octave_step[6];
int frames;
// 7 channel synth
signed short *tonebank0; // source of waveform
signed short *tonebank1;
signed short *tonebank2;
signed short *tonebank3;
signed short *tonebank4;
signed short *tonebank5;
signed short *tonebank6;
int tonebank_length0;
int tonebank_length1;
int tonebank_length2;
int tonebank_length3;
int tonebank_length4;
int tonebank_length5;
int tonebank_length6;
int pb_rate0; // playback rate or 0
int pb_rate1;
int pb_rate2;
int pb_rate3;
int pb_rate4;
int pb_rate5;
int pb_rate6;
diff --git a/noncore/multimedia/powerchord/opie-powerchord.control b/noncore/multimedia/powerchord/opie-powerchord.control
index 7f45999..d295031 100644
--- a/noncore/multimedia/powerchord/opie-powerchord.control
+++ b/noncore/multimedia/powerchord/opie-powerchord.control
@@ -1,10 +1,10 @@
-Files: bin/powerchord apps/Applications/powerchord.desktop pics/powerchord sounds/powerchord
+Files: bin/powerchord apps/Applications/powerchord.desktop pics/powerchord share/powerchord
Priority: optional
-Section: qpe/applications
+Section: Applications
Maintainer: Camilo Mesias <camilo@mesias.co.uk>
Architecture: arm
-Version: 0.0.7
-Depends: qpe-base ($QPE_VERSION)
+Version: 0.0.8
+Depends: task-opie-minimal
Description: Guitar Chord generator application
Allows naming of chords using base note and key. Fretboard diagrams are
produced illustrating ways to play the chord.
diff --git a/share/powerchord/acguitar.raw b/share/powerchord/acguitar.raw
new file mode 100644
index 0000000..1452147
--- a/dev/null
+++ b/share/powerchord/acguitar.raw
Binary files differ