changed header file, and zaurus mono input

1 files changed, 24 insertions, 18 deletions

diff --git a/core/applets/vmemo/vmemo.cpp b/core/applets/vmemo/vmemo.cpp
index 73bd996..83f19f5 100644
--- a/core/applets/vmemo/vmemo.cpp
+++ b/core/applets/vmemo/vmemo.cpp
@@ -31,8 +31,9 @@ typedef struct _waveheader {
   u_long  length;     /* filelen */
   u_long  chunk_type; /* 'WAVE'  */
-
   u_long  sub_chunk;  /* 'fmt '                                               */
-  u_long  sc_len;     /* length of sub_chunk, =16        (chunckSize)         */
+  u_long  sc_len;     /* length of sub_chunk, =16     
+                         (chunckSize) format len */
   u_short format;     /* should be 1 for PCM-code        (formatTag)          */
+
   u_short modus;      /* 1 Mono, 2 Stereo                (channels)           */
   u_long  sample_fq;  /* samples per second              (samplesPerSecond)   */
@@ -42,4 +43,5 @@ typedef struct _waveheader {
 
   u_long  data_chunk; /* 'data'      */
+
   u_long  data_length;/* samplecount */
 } WaveHeader;
@@ -243,5 +245,5 @@ int VMemo::openDSP()
   speed = cfg.readNumEntry("SampleRate", 11025);
   channels = cfg.readNumEntry("Stereo", 1) ? 2 : 1; // 1 = stereo(2), 0 = mono(1)
-  if (cfg.readNumEntry("SixteenBit", 1))
+  if (cfg.readNumEntry("SixteenBit", 1)==1)
 	{
 	  format = AFMT_S16_LE;
@@ -255,5 +257,8 @@ int VMemo::openDSP()
   
   if(systemZaurus)
+  {
 	dsp = open("/dev/dsp1", O_RDWR); //Zaurus needs /dev/dsp1
+  channels=1; //zaurus has one input channel
+  }
   else 
 	dsp = open("/dev/dsp", O_RDWR);
@@ -302,20 +307,18 @@ int VMemo::openWAV(const char *filename)
   WaveHeader wh;
 
-  wh.main_chunk = RIFF;
-  wh.length     = 0;
-  wh.chunk_type = WAVE;
-
-  wh.sub_chunk  = FMT;
-  wh.sc_len     = 16;
-  wh.format     = PCM_CODE;
-  wh.modus      = channels;
-  wh.sample_fq  = speed;
-  wh.bit_p_spl  = resolution;
-  wh.byte_p_sec = wh.sample_fq * wh.bit_p_spl;
-  wh.byte_p_spl = channels * (wh.bit_p_spl % 8);
-
+  wh.main_chunk = RIFF;// RIFF
+  wh.chunk_type = WAVE;//WAVE
+  wh.sub_chunk  = FMT;// fmt
+  wh.sc_len     = 16;// format length = 16
+  wh.format     = PCM_CODE;// PCM
+  wh.modus      = channels;// channels
+  wh.sample_fq  = speed;//samplerate
+  wh.byte_p_sec = speed * channels *  resolution/8;// av bytes per second
+  wh.byte_p_spl = channels * (resolution / 8);  //block align
+  wh.bit_p_spl  = resolution;//bits per sample 8, or 16
   wh.data_chunk = DATA;
-  wh.data_length= 0;
-
+  wh.data_length= 0; // <---
+//    qDebug("Write header channels %d, speed %d, b/s %d, blockalign %d, bitrate %d"
+//           , wh.modus, wh.sample_fq, wh.byte_p_sec, wh.byte_p_spl, wh.bit_p_spl );
   write (wav, &wh, sizeof(WaveHeader));
 
@@ -338,4 +341,6 @@ void VMemo::record(void)
 	  length += result;
 	  qApp->processEvents();
+//    printf("%d\r",length);
+//    fflush(stdout);
 	}
   
@@ -348,4 +353,5 @@ void VMemo::record(void)
   lseek(wav, 40, SEEK_SET);
   write(wav, &length, 4);
+//  qDebug("File length %d, samplecount %d", value, length);
   track.close();