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Hopefully this will provide a decent workaround for bug 1045

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Basically, an LV2 effect that contains port types that Audacity
doesn't understand will be unavailable for use.
This commit is contained in:
Leland Lucius 2015-06-26 09:58:37 -07:00
parent 5bb3bb1f9e
commit 7071c9952c
1 changed files with 15 additions and 2 deletions
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17
src/effects/lv2/LV2Effect.cpp
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@ -48,7 +48,7 @@
#if defined(__WXGTK__) #if defined(__WXGTK__)
#if wxCHECK_VERSION(3, 0, 0) #if wxCHECK_VERSION(3, 0, 0)
#include <gtk/gtk.h> #include <gtk/gtk.h>
#include <wx/win_gtk.h> #include "win_gtk.h"
#else #else
#include <wx/gtk/win_gtk.h> #include <wx/gtk/win_gtk.h>
#include <gtk/gtk.h> #include <gtk/gtk.h>
@ -462,8 +462,21 @@ bool LV2Effect::SetHost(EffectHostInterface *host)
{ {
mHost = host; mHost = host;
// Allocate buffers for the port indices and the default control values
int numPorts = lilv_plugin_get_num_ports(mPlug); int numPorts = lilv_plugin_get_num_ports(mPlug);
// Fail if we don't grok the port types
for (int i = 0; i < numPorts; i++)
{
const LilvPort *port = lilv_plugin_get_port_by_index(mPlug, i);
if (!lilv_port_is_a(mPlug, port, gAudio) &&
!lilv_port_is_a(mPlug, port, gControl))
{
return false;
}
}
// Allocate buffers for the port indices and the default control values
float *minimumVals = new float [numPorts]; float *minimumVals = new float [numPorts];
float *maximumVals = new float [numPorts]; float *maximumVals = new float [numPorts];
float *defaultValues = new float [numPorts]; float *defaultValues = new float [numPorts];