Move library tree where it belongs

lib-src/portmixer/px_tests/Makefile

@@ -0,0 +1,16 @@
+all: px_test
+
+CFLAGS = -g -Wall -O -I../../portaudio/pa_common -I../px_common
+
+px_test: px_test.o px_unix_oss.o ../px_common/portmixer.h
+	gcc -g -o px_test px_test.o px_unix_oss.o -lm \
+		-L../../portaudio/pa_unix_oss -lportaudio -lpthread
+
+px_test.o: px_test.c ../px_common/portmixer.h
+	gcc $(CFLAGS) -c px_test.c
+
+
+px_unix_oss.o: ../px_unix_oss/px_unix_oss.c ../px_common/portmixer.h
+	gcc $(CFLAGS) -c ../px_unix_oss/px_unix_oss.c
+
+

lib-src/portmixer/px_tests/px_test.c

@@ -0,0 +1,80 @@
+#include <stdio.h>
+
+#include "portmixer.h"
+#include "portaudio.h"
+
+static int DummyCallbackFunc(void *inputBuffer, void *outputBuffer,
+                             unsigned long framesPerBuffer,
+                             PaTimestamp outTime, void *userData)
+{
+   return 0;
+}
+
+int main(int argc, char **argv)
+{
+   int num_mixers;
+   int i;
+   PaError          error;
+   PortAudioStream *stream;
+   int             recDeviceNum;
+   int             playDeviceNum;
+   int             inputChannels = 2;
+
+   recDeviceNum = Pa_GetDefaultInputDeviceID();
+   playDeviceNum = Pa_GetDefaultOutputDeviceID();
+
+   error = Pa_OpenStream(&stream, recDeviceNum, inputChannels, paFloat32, NULL,
+                         paNoDevice, 0, paFloat32, NULL,
+                         44101, 512, 1, paClipOff | paDitherOff,
+                         DummyCallbackFunc, NULL);
+
+   if (error) {
+      printf("PortAudio error %d: %s\n", error,
+             Pa_GetErrorText(error));
+      return -1;
+   }
+   
+   num_mixers = Px_GetNumMixers(stream);
+   printf("Number of mixers: %d\n", num_mixers);
+   for(i=0; i<num_mixers; i++) {
+      PxMixer *mixer;
+      int num;
+      int j;
+
+      printf("Mixer %d: %s\n", i, Px_GetMixerName(stream, i));
+      mixer = Px_OpenMixer(stream, i);
+      if (!mixer) {
+         printf("  Could not open mixer!\n");
+         continue;
+      }
+      
+      printf("  Master volume: %.2f\n", Px_GetMasterVolume(mixer));
+      printf("  PCM output volume: %.2f\n", Px_GetPCMOutputVolume(mixer));
+
+      num = Px_GetNumOutputVolumes(mixer);
+      printf("  Num outputs: %d\n", num);
+      for(j=0; j<num; j++) {
+         printf("    Output %d (%s): %.2f\n",
+                j,
+                Px_GetOutputVolumeName(mixer, j),
+                Px_GetOutputVolume(mixer, j));
+      }
+
+      num = Px_GetNumInputSources(mixer);
+      printf("  Num input sources: %d\n", num);
+      for(j=0; j<num; j++) {
+         printf("    Input %d (%s) %s\n",
+                j,
+                Px_GetInputSourceName(mixer, j),
+                (Px_GetCurrentInputSource(mixer)==j?
+                 "SELECTED": ""));
+      }
+      printf("  Input volume: %.2f\n", Px_GetInputVolume(mixer));
+
+      Px_CloseMixer(mixer);
+   }
+
+   Pa_CloseStream(stream);
+
+   return 0;
+}