YGetMixerChannel(3)
NAME
YGetMixerChannel - Y mixer channel getting
SYNTAX
#include <Y2/Y.h>
#include <Y2/Ylib.h>
#include <Y2/Ymixercodes.h>
- int YGetMixerChannel(
- YConnection *connection,
int mixer_channel_code,
Coefficient *value1,
Coefficient *value2 - )
- int YGetMixerChannelQuad(
- YConnection *connection,
int mixer_channel_code,
Coefficient *value1,
Coefficient *value2,
Coefficient *value3,
Coefficient *value4 - )
ARGUMENTS
- connection
- Specifies the connection to the Y server, obtained by a call to YOpenConnection.
- mixer_channel_code
- Specifies the mixer channel code, which can be one of YMixerCode*.
- value1 Specifies the "left" value return.
- value2 Specifies the "right" value return.
- value3 Specifies the "back left" value return.
- value4 Specifies the "back right" value return.
DESCRIPTION
The YGetMixerChannel and YGetMixerChannelQuad functions gets the mixer channel values from the mixer channel specified by mixer_channel_code.
RETURN VALUE
The YSetMixerChannel and YSetMixerChannelQuad functions returns 0 on
success and -1 on failure.
EXAMPLE
#include <stdio.h>
#include <Y2/Y.h>
#include <Y2/Ylib.h>
#include <Y2/Ymixercodes.h>
- int main(int argc, char *argv[])
{ - Coefficient value1, value2;
YConnection *con = YOpenConnection("/usr/sbin/starty",
"127.0.0.1:9433" - );
if(con == NULL) - if(YGetMixerChannel(
- con, YMixerCodeVolume,
&value1, &value2 - ))
- printf("Failed.\n");
- else
- printf("Success %f %f.\n", value1, value2);
- YCloseConnection(con, False);
- return(0);
- }