Initial version...

diff --git a/test/pcm.c b/test/pcm.c
new file mode 100644 (file)
index 0000000..913466f
--- /dev/null
+++ b/test/pcm.c
@@ -0,0 +1,93 @@
+#include <stdio.h>
+#include <string.h>
+#include "../include/asoundlib.h"
+
+static char *xitoa( int aaa )
+{
+  static char str[12];
+  
+  sprintf( str, "%i", aaa );
+  return str;
+}
+
+void method1( void )
+{
+  void *phandle, *rhandle;
+  char buffer[80000];
+  int err;
+  
+  if ( (err = snd_pcm_open( &phandle, 0, 0, SND_PCM_OPEN_PLAYBACK )) < 0 ) {
+    printf( "Playback open error: %s\n", snd_strerror( err ) );
+    return;
+  }
+  if ( (err = snd_pcm_open( &rhandle, 0, 0, SND_PCM_OPEN_RECORD )) < 0 ) {
+    printf( "Record open error: %s\n", snd_strerror( err ) );
+    return;
+  }
+  printf( "Recording... " ); fflush( stdout );
+  if ( (err = snd_pcm_read( rhandle, buffer, sizeof( buffer ) )) != sizeof( buffer ) ) {
+    printf( "Read error: %s\n", err < 0 ? snd_strerror( err ) : xitoa( err ) );
+    return;
+  }
+  printf( "done...\n" );
+  printf( "Playback... " ); fflush( stdout );
+  if ( (err = snd_pcm_write( phandle, buffer, sizeof( buffer ) )) != sizeof( buffer ) ) {
+    printf( "Write error: %s\n", err < 0 ? snd_strerror( err ) : xitoa( err ) );
+    return;
+  }
+  printf( "done...\n" );
+  snd_pcm_close( phandle );
+  printf( "Playback close...\n" );
+  snd_pcm_close( rhandle );
+  printf( "Record close...\n" );
+}
+
+void method2( void )
+{
+  void *phandle, *rhandle;
+  char buffer[80000];
+  int err;
+  
+  if ( (err = snd_pcm_open( &phandle, 0, 0, SND_PCM_OPEN_PLAYBACK )) < 0 ) {
+    printf( "Playback open error: %s\n", snd_strerror( err ) );
+    return;
+  }
+  if ( (err = snd_pcm_open( &rhandle, 0, 0, SND_PCM_OPEN_RECORD )) < 0 ) {
+    printf( "Record open error: %s\n", snd_strerror( err ) );
+    return;
+  }
+  printf( "Recording... " ); fflush( stdout );
+  if ( (err = snd_pcm_read( rhandle, buffer, sizeof( buffer ) )) != sizeof( buffer ) ) {
+    printf( "Read error: %s\n", err < 0 ? snd_strerror( err ) : xitoa( err ) );
+    return;
+  }
+  printf( "done...\n" );
+  if ( (err = snd_pcm_flush_record( rhandle )) < 0 ) {
+    printf( "Record flush error: %s\n", snd_strerror( err ) );
+    return;
+  }
+  printf( "Record flush done...\n" );
+  printf( "Playback... " ); fflush( stdout );
+  if ( (err = snd_pcm_write( phandle, buffer, sizeof( buffer ) )) != sizeof( buffer ) ) {
+    printf( "Write error: %s\n", err < 0 ? snd_strerror( err ) : xitoa( err ) );
+    return;
+  }
+  printf( "done...\n" );
+  if ( (err = snd_pcm_flush_playback( phandle )) < 0 ) {
+    printf( "Playback flush error: %s\n", snd_strerror( err ) );
+    return;
+  }
+  printf( "Playback flush done...\n" );
+  snd_pcm_close( phandle );
+  printf( "Playback close...\n" );
+  snd_pcm_close( rhandle );
+  printf( "Record close...\n" );
+}
+
+void main( void )
+{
+  printf( ">>>>> METHOD 1\n" );
+  method1();
+  printf( ">>>>> METHOD 2\n" );
+  method2();
+}