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Make mixer emulation a configure option (Jan Kiszka)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4783 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
malc 2008-06-23 18:33:30 +00:00
parent e7fb1406b0
commit 8ff9cbf776
3 changed files with 14 additions and 7 deletions
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2
audio/mixeng.c
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@ -28,8 +28,6 @@
#define AUDIO_CAP "mixeng"
#include "audio_int.h"
#define NOVOL
/* 8 bit */
#define ENDIAN_CONVERSION natural
#define ENDIAN_CONVERT(v) (v)

10
audio/mixeng_template.h
View File

@ -31,14 +31,14 @@
#define HALF (IN_MAX >> 1)
#endif
#ifdef NOVOL
#define VOL(a, b) a
#else
#ifdef CONFIG_MIXEMU
#ifdef FLOAT_MIXENG
#define VOL(a, b) ((a) * (b))
#else
#define VOL(a, b) ((a) * (b)) >> 32
#endif
#else
#define VOL(a, b) a
#endif
#define ET glue (ENDIAN_CONVERSION, glue (_, IN_T))
@ -113,7 +113,7 @@ static void glue (glue (conv_, ET), _to_stereo)
{
st_sample_t *out = dst;
IN_T *in = (IN_T *) src;
#ifndef NOVOL
#ifdef CONFIG_MIXEMU
if (vol->mute) {
mixeng_clear (dst, samples);
return;
@ -133,7 +133,7 @@ static void glue (glue (conv_, ET), _to_mono)
{
st_sample_t *out = dst;
IN_T *in = (IN_T *) src;
#ifndef NOVOL
#ifdef CONFIG_MIXEMU
if (vol->mute) {
mixeng_clear (dst, samples);
return;

9
configure vendored
View File

@ -114,6 +114,7 @@ build_docs="no"
uname_release=""
curses="yes"
nptl="yes"
mixemu="no"
# OS specific
targetos=`uname -s`
@ -337,6 +338,8 @@ for opt do
;;
--disable-nptl) nptl="no"
;;
--enable-mixemu) mixemu="yes"
;;
*) echo "ERROR: unknown option $opt"; show_help="yes"
;;
esac
@ -428,6 +431,7 @@ echo " --enable-alsa enable ALSA audio driver"
echo " --enable-esd enable EsoundD audio driver"
echo " --enable-fmod enable FMOD audio driver"
echo " --enable-dsound enable DirectSound audio driver"
echo " --enable-mixemu enable mixer emulation"
echo " --disable-brlapi disable BrlAPI"
echo " --disable-vnc-tls disable TLS encryption for VNC server"
echo " --disable-curses disable curses output"
@ -839,6 +843,7 @@ echo "CoreAudio support $coreaudio"
echo "ALSA support $alsa"
echo "EsounD support $esd"
echo "DSound support $dsound"
echo "Mixer emulation $mixemu"
if test "$fmod" = "yes"; then
if test -z $fmod_lib || test -z $fmod_inc; then
echo
@ -1067,6 +1072,10 @@ if test "$dsound" = "yes" ; then
echo "CONFIG_DSOUND=yes" >> $config_mak
echo "#define CONFIG_DSOUND 1" >> $config_h
fi
if test "$mixemu" = "yes" ; then
echo "CONFIG_MIXEMU=yes" >> $config_mak
echo "#define CONFIG_MIXEMU 1" >> $config_h
fi
if test "$fmod" = "yes" ; then
echo "CONFIG_FMOD=yes" >> $config_mak
echo "CONFIG_FMOD_LIB=$fmod_lib" >> $config_mak