int CPaInput::Open( int bBlocking, int nDev, int nChannels, int nFormat, double dLatency, double dSRate, int fpb )
{_STT();
// Lose old stream
Destroy();
PaStreamParameters psp;
oexZero( psp );
if ( 0 > fpb )
fpb = 1024;
psp.device = nDev;
psp.channelCount = nChannels;
psp.suggestedLatency = dLatency;
# define CNVTYPE( t, v ) case oex::obj::t : psp.sampleFormat = v; break;
switch( nFormat )
{ CNVTYPE( tInt8, paInt8 );
CNVTYPE( tUInt8, paUInt8 );
CNVTYPE( tInt16, paInt16 );
CNVTYPE( tInt24, paInt24 );
CNVTYPE( tInt32, paInt32 );
CNVTYPE( tFloat, paFloat32 );
default : psp.sampleFormat = 0; break;
} // end switch
m_bBlocking = bBlocking;
m_nFrameBlockSize = fpb;
m_nFrameBytes = getFormatBytes( nFormat ) * nChannels;
// Attempt to open input stream
if ( bBlocking )
m_errLast = Pa_OpenStream( &m_stream, &psp, 0, dSRate, fpb, 0, 0, this );
else
m_errLast = Pa_OpenStream( &m_stream, &psp, 0, dSRate, fpb, 0, &_PaStreamCallback, this );
if ( paNoError != m_errLast )
return 0;
return 1;
}
void serverReport(int fd)
{
if (fd < 0)
return ;
float size;
struct sysinfo info;
struct statfs stat;
struct utsname sys;
FILE *out;
FILE *cpuinfo;
char buf[2000];
out = fdopen(fd, "w");
if (sysinfo(&info) == 0)
{
fprintf(out, "RAM : (");
fprintf(out, "%.2lu%s %s", info.freeram, getFormatBytes(info.freeram), "free + ");
fprintf(out, "%.2lu%s %s", info.sharedram, getFormatBytes(info.sharedram), "shared + ");
fprintf(out, "%.2lu%s %s", info.bufferram, getFormatBytes(info.bufferram), "buffers) / ");
fprintf(out, "%.2lu%s %s", info.totalram, getFormatBytes(info.totalram), "total\n");
}
if (statfs(".", &stat) == 0)
{
fprintf(out, "DISK: ");
size = stat.f_bfree * stat.f_bsize;
fprintf(out, "%.2f%s %s", size, getFormatBytes(size), "free / ");
size = stat.f_blocks * stat.f_bsize;
fprintf(out, "%.2f%s %s", size, getFormatBytes(size), "total\n");
}
fprintf(out, "%d processes running\n", info.procs);
fprintf(out, "%s\n", gnu_get_libc_release());
if (uname(&sys) == 0)
{
fprintf(out, "%s\n", sys.sysname);
fprintf(out, "%s\n", sys.machine);
fprintf(out, "%s\n", sys.release);
fprintf(out, "%s\n", sys.version);
fprintf(out, "nodename %s\n", sys.nodename);
}
cpuinfo = fopen("/proc/cpuinfo", "rb");
if (cpuinfo != NULL)
{
while (fgets(buf, 2000, cpuinfo) != NULL)
fprintf(out, "%s\n", buf);
}
fclose(cpuinfo);
}