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midichannels.pl: fix program or control change on more than one channel

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The previous code emitted only a MIDI event for the first channel - but
we need one for all.
This commit is contained in:
Rudolf Polzer 2018-03-21 17:15:46 -07:00
parent 2a99f526b5
commit 8bd4153e3a
1 changed files with 12 additions and 12 deletions
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24
misc/tools/midichannels.pl
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@ -118,11 +118,11 @@ while(<STDIN>)
{
my $tracks = $opus->tracks_r();
my ($track, $channel, $program) = @arg;
for(($track eq '*') ? (0..@$tracks-1) : $track)
for my $t(($track eq '*') ? (0..@$tracks-1) : $track)
{
my @events = ();
my $added = 0;
for(abstime $tracks->[$_]->events())
my %added = ();
for(abstime $tracks->[$t]->events())
{
my $p = $chanpos{$_->[0]};
if(defined $p)
@ -132,28 +132,28 @@ while(<STDIN>)
{
next
if $_->[0] eq 'patch_change';
if(!$added)
if(!$added{$t}{$c})
{
push @events, ['patch_change', $_->[1], $c-1, $program-1]
if $program;
$added = 1;
$added{$t}{$c} = 1;
}
}
}
push @events, $_;
}
$tracks->[$_]->events_r([reltime @events]);
$tracks->[$t]->events_r([reltime @events]);
}
}
elsif($cmd eq 'control')
{
my $tracks = $opus->tracks_r();
my ($track, $channel, $control, $value) = @arg;
for(($track eq '*') ? (0..@$tracks-1) : $track)
for my $t(($track eq '*') ? (0..@$tracks-1) : $track)
{
my @events = ();
my $added = 0;
for(abstime $tracks->[$_]->events())
my %added = ();
for(abstime $tracks->[$t]->events())
{
my $p = $chanpos{$_->[0]};
if(defined $p)
@ -163,17 +163,17 @@ while(<STDIN>)
{
next
if $_->[0] eq 'control_change' && $_->[3] == $control;
if(!$added)
if(!$added{$t}{$c})
{
push @events, ['control_change', $_->[1], $c-1, $control, $value]
if $value ne '';
$added = 1;
$added{$t}{$c} = 1;
}
}
}
push @events, $_;
}
$tracks->[$_]->events_r([reltime @events]);
$tracks->[$t]->events_r([reltime @events]);
}
}
elsif($cmd eq 'transpose')