Visual Circuits Mantis MC, User Manual

Page: 177 / 246

External Control Commands
161
mpgSyncChannels
The mpgSyncChannels function starts synchronized playback on
all channels in a cross-channel sync group.
VCCCALL mpgSyncChannels(
short GroupNum,
short masterCard,
short masterChan,
short * slaveCardList,
short * slaveChanList,
short slaveNum
);
Parameters
GroupNum
User assigned index to address this group (0-31) with other
functions.
masterCard
The card number of the master. (0 based).
masterChan
The channel number of the master. (0 based).
slaveCardList[ ]
Array of the cards of the slave channels. (0 based).
slaveChannelList [ ]
Array of the channels of the slaves. (0 based).
slaveNum
Number of slaves in the lists (number of elements in
slavecardlist and slavechannel list.)
Visual Basic Call
mpgSyncChannels (integer GroupNum, integer
masterCard, integer _
masterChannel, integer slaveCardList(0),
integer _
slaveChannelList(0), integer SlaveNum)
Remarks
❏
This function synchronizes a group of 2+ channels.
❏
In order to function properly, all the MPEG files being
synchronized MUST be the same length in video frames.
❏
Only the master channel outputs audio.