From: Jaroslav Kysela <perex@perex.cz>
Date: Mon, 21 Sep 1998 21:07:47 +0000 (+0000)
Subject: More tests...
X-Git-Tag: v1.0.3~1579
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=afb68b114ae6244f54de32bbeff95fff678c8b55;p=alsa-lib.git

More tests...
---

diff --git a/test/pcm.c b/test/pcm.c
index 913466f2..5f2de4d7 100644
--- a/test/pcm.c
+++ b/test/pcm.c
@@ -2,6 +2,8 @@
 #include <string.h>
 #include "../include/asoundlib.h"
 
+#define BUFFER_SIZE 800000
+
 static char *xitoa( int aaa )
 {
   static char str[12];
@@ -10,10 +12,26 @@ static char *xitoa( int aaa )
   return str;
 }
 
+void setformat( void *phandle, void *rhandle )
+{
+  int err;
+  snd_pcm_format_t format;
+  
+  format.format = SND_PCM_SFMT_S16_LE;
+  format.channels = 2;
+  format.rate = 22050;
+  if ( (err = snd_pcm_playback_format( phandle, &format )) < 0 ) {
+    printf( "Playback format error: %s\n", snd_strerror( err ) );
+  }
+  if ( (err = snd_pcm_record_format( rhandle, &format )) < 0 ) {
+    printf( "Record format error: %s\n", snd_strerror( err ) );
+  }
+}
+
 void method1( void )
 {
   void *phandle, *rhandle;
-  char buffer[80000];
+  char buffer[BUFFER_SIZE];
   int err;
   
   if ( (err = snd_pcm_open( &phandle, 0, 0, SND_PCM_OPEN_PLAYBACK )) < 0 ) {
@@ -24,6 +42,7 @@ void method1( void )
     printf( "Record open error: %s\n", snd_strerror( err ) );
     return;
   }
+  setformat( phandle, rhandle );
   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 ) );
@@ -45,7 +64,7 @@ void method1( void )
 void method2( void )
 {
   void *phandle, *rhandle;
-  char buffer[80000];
+  char buffer[BUFFER_SIZE];
   int err;
   
   if ( (err = snd_pcm_open( &phandle, 0, 0, SND_PCM_OPEN_PLAYBACK )) < 0 ) {
@@ -56,6 +75,7 @@ void method2( void )
     printf( "Record open error: %s\n", snd_strerror( err ) );
     return;
   }
+  setformat( phandle, rhandle );
   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 ) );
@@ -84,10 +104,50 @@ void method2( void )
   printf( "Record close...\n" );
 }
 
+void method3( void )
+{
+  void *handle;
+  char buffer[BUFFER_SIZE];
+  int err;
+  
+  if ( (err = snd_pcm_open( &handle, 0, 0, SND_PCM_OPEN_DUPLEX )) < 0 ) {
+    printf( "Duplex open error: %s\n", snd_strerror( err ) );
+    return;
+  }
+  setformat( handle, handle );
+  printf( "Recording... " ); fflush( stdout );
+  if ( (err = snd_pcm_read( handle, 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( handle )) < 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( handle, 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( handle )) < 0 ) {
+    printf( "Playback flush error: %s\n", snd_strerror( err ) );
+    return;
+  }
+  printf( "Playback flush done...\n" );
+  snd_pcm_close( handle );
+  printf( "Close...\n" );
+}
+
+
 void main( void )
 {
   printf( ">>>>> METHOD 1\n" );
   method1();
   printf( ">>>>> METHOD 2\n" );
   method2();
+  printf( ">>>>> METHOD 3\n" );
+  method3();
 }