shithub: libsamplerate

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audio_out.c : Be more explicit about setting the audio output format.

--- a/ChangeLog

+++ b/ChangeLog

@@ -1,3 +1,8 @@

+2006-07-12  Erik de Castro Lopo  <erikd AT mega-nerd DOT com>

+

+    * examples/audio_out.c

+    Be more explicit about setting the audio output format.

+

 2006-06-06  Erik de Castro Lopo  <erikd AT mega-nerd DOT com>

     * src/samplerate.c src/src_linear.c src/src_sinc.c

--- a/examples/audio_out.c

+++ b/examples/audio_out.c

@@ -63,7 +63,7 @@

 static AUDIO_OUT *

 linux_open (int channels, int samplerate)

 {	LINUX_AUDIO_OUT	*linux_out ;

-	int stereo, temp, error ;

+	int stereo, fmt, error ;

 	if ((linux_out = malloc (sizeof (LINUX_AUDIO_OUT))) == NULL)

 	{	perror ("linux_open : malloc ") ;

@@ -90,11 +90,11 @@

 		exit (1) ;

 		} ;

-	temp = 16 ;

-	if ((error = ioctl (linux_out->fd, SOUND_PCM_WRITE_BITS, &temp)) != 0)

-	{	perror ("linux_open : bitwidth ") ;

-		exit (1) ;

-		} ;

+	fmt = CPU_IS_BIG_ENDIAN ? AFMT_S16_BE : AFMT_S16_LE ;

+	if (ioctl (fd, SOUND_PCM_SETFMT, &fmt) != 0)

+	{	perror ("linux_open_dsp_device : set format ") ;

+	    exit (1) ;

+  		} ;

 	if ((error = ioctl (linux_out->fd, SOUND_PCM_WRITE_CHANNELS, &channels)) != 0)

 	{	perror ("linux_open : channels ") ;