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Diffstat (limited to 'pd/src/s_audio_pa.c')
-rw-r--r--pd/src/s_audio_pa.c248
1 files changed, 122 insertions, 126 deletions
diff --git a/pd/src/s_audio_pa.c b/pd/src/s_audio_pa.c
index c74c6649..92f0e8bf 100644
--- a/pd/src/s_audio_pa.c
+++ b/pd/src/s_audio_pa.c
@@ -11,17 +11,12 @@
#include "s_stuff.h"
#include <stdio.h>
#include <stdlib.h>
-#include "portaudio.h"
-#include "pablio_pd.h"
+#include <portaudio.h>
+#include "s_audio_pablio.h"
/* LATER try to figure out how to handle default devices in portaudio;
the way s_audio.c handles them isn't going to work here. */
-#if defined(MACOSX) || defined(MSW)
-#define Pa_GetDefaultInputDevice Pa_GetDefaultInputDeviceID
-#define Pa_GetDefaultOutputDevice Pa_GetDefaultOutputDeviceID
-#endif
-
/* public interface declared in m_imp.h */
/* implementation */
@@ -32,6 +27,10 @@ static float *pa_soundin, *pa_soundout;
#define MAX_PA_CHANS 32
#define MAX_SAMPLES_PER_FRAME MAX_PA_CHANS * DEFDACBLKSIZE
+#ifndef PA19
+#define Pa_GetDeviceCount Pa_CountDevices
+#endif
+
int pa_open_audio(int inchans, int outchans, int rate, t_sample *soundin,
t_sample *soundout, int framesperbuf, int nbuffers,
int indeviceno, int outdeviceno)
@@ -42,96 +41,86 @@ int pa_open_audio(int inchans, int outchans, int rate, t_sample *soundin,
if (!initialized)
{
- /* Initialize PortAudio */
- int err = Pa_Initialize();
- if ( err != paNoError )
- {
- fprintf( stderr,
- "Error number %d occured initializing portaudio\n",
- err);
- fprintf( stderr, "Error message: %s\n", Pa_GetErrorText( err ) );
- return (1);
- }
- initialized = 1;
+ /* Initialize PortAudio */
+ int err = Pa_Initialize();
+ if ( err != paNoError )
+ {
+ fprintf( stderr,
+ "Error number %d occured initializing portaudio\n",
+ err);
+ fprintf( stderr, "Error message: %s\n", Pa_GetErrorText( err ) );
+ return (1);
+ }
+ initialized = 1;
}
/* post("in %d out %d rate %d device %d", inchans, outchans, rate, deviceno); */
- if (inchans != 0 && outchans != 0 && inchans != outchans)
- error("portaudio: number of input and output channels must match");
if (inchans > MAX_PA_CHANS)
{
- post("input channels reduced to maximum %d", MAX_PA_CHANS);
- inchans = MAX_PA_CHANS;
+ post("input channels reduced to maximum %d", MAX_PA_CHANS);
+ inchans = MAX_PA_CHANS;
}
if (outchans > MAX_PA_CHANS)
{
- post("output channels reduced to maximum %d", MAX_PA_CHANS);
- outchans = MAX_PA_CHANS;
+ post("output channels reduced to maximum %d", MAX_PA_CHANS);
+ outchans = MAX_PA_CHANS;
}
if (inchans > 0)
{
- for (j = 0, devno = 0; j < Pa_CountDevices(); j++)
- {
- const PaDeviceInfo *info = Pa_GetDeviceInfo(j);
- if (info->maxInputChannels > 0)
- {
- if (devno == indeviceno)
- {
- pa_indev = j;
- break;
- }
- devno++;
- }
- }
- }
+ for (j = 0, devno = 0; j < Pa_GetDeviceCount(); j++)
+ {
+ const PaDeviceInfo *info = Pa_GetDeviceInfo(j);
+ if (info->maxInputChannels > 0)
+ {
+ if (devno == indeviceno)
+ {
+ pa_indev = j;
+ break;
+ }
+ devno++;
+ }
+ }
+ }
if (outchans > 0)
{
- for (j = 0, devno = 0; j < Pa_CountDevices(); j++)
- {
- const PaDeviceInfo *info = Pa_GetDeviceInfo(j);
- if (info->maxOutputChannels > 0)
- {
- if (devno == outdeviceno)
- {
- pa_outdev = j;
- break;
- }
- devno++;
- }
- }
- }
+ for (j = 0, devno = 0; j < Pa_GetDeviceCount(); j++)
+ {
+ const PaDeviceInfo *info = Pa_GetDeviceInfo(j);
+ if (info->maxOutputChannels > 0)
+ {
+ if (devno == outdeviceno)
+ {
+ pa_outdev = j;
+ break;
+ }
+ devno++;
+ }
+ }
+ }
if (sys_verbose)
{
- post("input device %d, channels %d", pa_indev, inchans);
- post("output device %d, channels %d", pa_outdev, outchans);
+ post("input device %d, channels %d", pa_indev, inchans);
+ post("output device %d, channels %d", pa_outdev, outchans);
post("framesperbuf %d, nbufs %d", framesperbuf, nbuffers);
}
- if (inchans && outchans)
- err = OpenAudioStream( &pa_stream, rate, paFloat32,
- PABLIO_READ_WRITE, inchans, framesperbuf, nbuffers,
- pa_indev, pa_outdev);
- else if (inchans)
+ if (inchans || outchans)
err = OpenAudioStream( &pa_stream, rate, paFloat32,
- PABLIO_READ, inchans, framesperbuf, nbuffers,
- pa_indev, pa_outdev);
- else if (outchans)
- err = OpenAudioStream( &pa_stream, rate, paFloat32,
- PABLIO_WRITE, outchans, framesperbuf, nbuffers,
- pa_indev, pa_outdev);
+ inchans, outchans, framesperbuf, nbuffers,
+ pa_indev, pa_outdev);
else err = 0;
if ( err != paNoError )
{
- fprintf( stderr, "Error number %d occured opening portaudio stream\n",
- err);
- fprintf( stderr, "Error message: %s\n", Pa_GetErrorText( err ) );
- Pa_Terminate();
- sys_inchannels = sys_outchannels = 0;
- return (1);
+ fprintf( stderr, "Error number %d occured opening portaudio stream\n",
+ err);
+ fprintf( stderr, "Error message: %s\n", Pa_GetErrorText( err ) );
+ Pa_Terminate();
+ sys_inchannels = sys_outchannels = 0;
+ return (1);
}
else if (sys_verbose)
- post("... opened OK.");
+ post("... opened OK.");
pa_inchans = inchans;
pa_outchans = outchans;
pa_soundin = soundin;
@@ -142,7 +131,7 @@ int pa_open_audio(int inchans, int outchans, int rate, t_sample *soundin,
void pa_close_audio( void)
{
if (pa_inchans || pa_outchans)
- CloseAudioStream( pa_stream );
+ CloseAudioStream( pa_stream );
pa_inchans = pa_outchans = 0;
}
@@ -182,43 +171,43 @@ int pa_send_dacs(void)
}
if (pa_inchans)
{
- ReadAudioStream(pa_stream, samples, DEFDACBLKSIZE);
- for (j = 0, fp1 = pa_soundin; j < pa_inchans; j++, fp1 += DEFDACBLKSIZE)
- for (i = 0, fp2 = samples + j; i < DEFDACBLKSIZE; i++,
- fp2 += pa_inchans)
- {
- fp1[i] = *fp2;
- }
+ ReadAudioStream(pa_stream, samples, DEFDACBLKSIZE);
+ for (j = 0, fp1 = pa_soundin; j < pa_inchans; j++, fp1 += DEFDACBLKSIZE)
+ for (i = 0, fp2 = samples + j; i < DEFDACBLKSIZE; i++,
+ fp2 += pa_inchans)
+ {
+ fp1[i] = *fp2;
+ }
}
#if 0
- {
- static int nread;
- if (nread == 0)
- {
- post("it's %f %f %f %f",
- pa_soundin[0], pa_soundin[1], pa_soundin[2], pa_soundin[3]);
- nread = 1000;
- }
- nread--;
- }
+ {
+ static int nread;
+ if (nread == 0)
+ {
+ post("it's %f %f %f %f",
+ pa_soundin[0], pa_soundin[1], pa_soundin[2], pa_soundin[3]);
+ nread = 1000;
+ }
+ nread--;
+ }
#endif
if (pa_outchans)
{
- for (j = 0, fp1 = pa_soundout; j < pa_outchans; j++,
- fp1 += DEFDACBLKSIZE)
- for (i = 0, fp2 = samples + j; i < DEFDACBLKSIZE; i++,
- fp2 += pa_outchans)
- {
- *fp2 = fp1[i];
+ for (j = 0, fp1 = pa_soundout; j < pa_outchans; j++,
+ fp1 += DEFDACBLKSIZE)
+ for (i = 0, fp2 = samples + j; i < DEFDACBLKSIZE; i++,
+ fp2 += pa_outchans)
+ {
+ *fp2 = fp1[i];
fp1[i] = 0;
- }
- WriteAudioStream(pa_stream, samples, DEFDACBLKSIZE);
+ }
+ WriteAudioStream(pa_stream, samples, DEFDACBLKSIZE);
}
if (sys_getrealtime() > timebefore + 0.002)
{
/* post("slept"); */
- return (SENDDACS_SLEPT);
+ return (SENDDACS_SLEPT);
}
else return (SENDDACS_YES);
}
@@ -231,26 +220,33 @@ void pa_listdevs(void) /* lifted from pa_devs.c in portaudio */
const PaDeviceInfo *pdi;
PaError err;
Pa_Initialize();
- numDevices = Pa_CountDevices();
+ numDevices = Pa_GetDeviceCount();
if( numDevices < 0 )
{
- fprintf(stderr, "ERROR: Pa_CountDevices returned 0x%x\n", numDevices );
- err = numDevices;
- goto error;
+ fprintf(stderr, "ERROR: Pa_GetDeviceCount returned %d\n", numDevices );
+ err = numDevices;
+ goto error;
}
fprintf(stderr, "Audio Devices:\n");
for( i=0; i<numDevices; i++ )
{
- pdi = Pa_GetDeviceInfo( i );
- fprintf(stderr, "device %d:", i+1 );
- fprintf(stderr, " %s;", pdi->name );
- fprintf(stderr, "%d inputs, ", pdi->maxInputChannels );
- fprintf(stderr, "%d outputs", pdi->maxOutputChannels );
- if ( i == Pa_GetDefaultInputDevice() )
- fprintf(stderr, " (Default Input)");
- if ( i == Pa_GetDefaultOutputDevice() )
- fprintf(stderr, " (Default Output)");
- fprintf(stderr, "\n");
+ pdi = Pa_GetDeviceInfo( i );
+ fprintf(stderr, "device %d:", i+1 );
+ fprintf(stderr, " %s;", pdi->name );
+ fprintf(stderr, "%d inputs, ", pdi->maxInputChannels );
+ fprintf(stderr, "%d outputs", pdi->maxOutputChannels );
+#ifdef PA19
+ if ( i == Pa_GetDefaultInputDevice() )
+ fprintf(stderr, " (Default Input)");
+ if ( i == Pa_GetDefaultOutputDevice() )
+ fprintf(stderr, " (Default Output)");
+#else
+ if ( i == Pa_GetDefaultInputDeviceID() )
+ fprintf(stderr, " (Default Input)");
+ if ( i == Pa_GetDefaultOutputDeviceID() )
+ fprintf(stderr, " (Default Output)");
+#endif
+ fprintf(stderr, "\n");
}
fprintf(stderr, "\n");
@@ -266,26 +262,26 @@ error:
/* scanning for devices */
void pa_getdevs(char *indevlist, int *nindevs,
char *outdevlist, int *noutdevs, int *canmulti,
- int maxndev, int devdescsize)
+ int maxndev, int devdescsize)
{
int i, nin = 0, nout = 0, ndev;
*canmulti = 1; /* one dev each for input and output */
Pa_Initialize();
- ndev = Pa_CountDevices();
+ ndev = Pa_GetDeviceCount();
for (i = 0; i < ndev; i++)
{
- const PaDeviceInfo *pdi = Pa_GetDeviceInfo(i);
- if (pdi->maxInputChannels > 0 && nin < maxndev)
- {
- strcpy(indevlist + nin * devdescsize, pdi->name);
- nin++;
- }
- if (pdi->maxOutputChannels > 0 && nout < maxndev)
- {
- strcpy(outdevlist + nout * devdescsize, pdi->name);
- nout++;
- }
+ const PaDeviceInfo *pdi = Pa_GetDeviceInfo(i);
+ if (pdi->maxInputChannels > 0 && nin < maxndev)
+ {
+ strcpy(indevlist + nin * devdescsize, pdi->name);
+ nin++;
+ }
+ if (pdi->maxOutputChannels > 0 && nout < maxndev)
+ {
+ strcpy(outdevlist + nout * devdescsize, pdi->name);
+ nout++;
+ }
}
*nindevs = nin;
*noutdevs = nout;
generated by cgit v1.2.1 (git 2.18.0) at 2024-07-01 18:09:10 +0000