mirror of
https://github.com/mpv-player/mpv
synced 2024-09-05 02:48:21 +02:00
![pontscho](/assets/img/avatar_default.png)
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@6312 b3059339-0415-0410-9bf9-f77b7e298cf2
87 lines
1.6 KiB
C
87 lines
1.6 KiB
C
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#include <string.h>
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#include <sys/ioctl.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <unistd.h>
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#include "config.h"
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#include "mixer.h"
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#include "libao2/audio_out.h"
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extern ao_functions_t *audio_out;
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char * mixer_device=NULL;
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int muted = 0;
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float mute_l = 0.0f;
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float mute_r = 0.0f;
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void mixer_getvolume( float *l,float *r )
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{
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ao_control_vol_t vol;
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*l=0; *r=0;
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if(audio_out){
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if(CONTROL_OK != audio_out->control(AOCONTROL_GET_VOLUME,(int)&vol))
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return;
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*r=vol.right;
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*l=vol.left;
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}
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}
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void mixer_setvolume( float l,float r )
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{
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ao_control_vol_t vol;
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vol.right=r; vol.left=l;
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if(audio_out){
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if(CONTROL_OK != audio_out->control(AOCONTROL_SET_VOLUME,(int)&vol))
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return;
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}
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muted=0;
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}
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#define MIXER_CHANGE 3
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void mixer_incvolume( void )
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{
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float mixer_l, mixer_r;
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mixer_getvolume( &mixer_l,&mixer_r );
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mixer_l += MIXER_CHANGE;
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if ( mixer_l > 100 ) mixer_l = 100;
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mixer_r += MIXER_CHANGE;
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if ( mixer_r > 100 ) mixer_r = 100;
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mixer_setvolume( mixer_l,mixer_r );
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}
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void mixer_decvolume( void )
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{
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float mixer_l, mixer_r;
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mixer_getvolume( &mixer_l,&mixer_r );
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mixer_l -= MIXER_CHANGE;
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if ( mixer_l < 0 ) mixer_l = 0;
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mixer_r -= MIXER_CHANGE;
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if ( mixer_r < 0 ) mixer_r = 0;
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mixer_setvolume( mixer_l,mixer_r );
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}
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float mixer_getbothvolume( void )
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{
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float mixer_l, mixer_r;
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mixer_getvolume( &mixer_l,&mixer_r );
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return ( mixer_l + mixer_r ) / 2;
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}
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void mixer_mute( void )
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{
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if ( muted ) mixer_setvolume( mute_l,mute_r );
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else
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{
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mixer_getvolume( &mute_l,&mute_r );
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mixer_setvolume( 0,0 );
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muted=1;
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}
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}
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