comparison host/vamp-simple-host.cpp @ 190:1982246a3902

* Provide PluginWrapper method for getting hold of a nested wrapper
directly (a bit gross, but useful)
* Use the above to enable the simple host to adjust timestamps
appropriately when printing out results from input domain adapter
wrapped plugins

     use or other dealings in this Software without prior written
     authorization.
 */
 
 #include "vamp-sdk/PluginHostAdapter.h"
-#include "vamp-sdk/hostext/PluginChannelAdapter.h"
 #include "vamp-sdk/hostext/PluginInputDomainAdapter.h"
 #include "vamp-sdk/hostext/PluginLoader.h"
 #include "vamp/vamp.h"
 
 #include <iostream>

 
 using Vamp::Plugin;
 using Vamp::PluginHostAdapter;
 using Vamp::RealTime;
 using Vamp::HostExt::PluginLoader;
-
-#define HOST_VERSION "1.1"
+using Vamp::HostExt::PluginWrapper;
+using Vamp::HostExt::PluginInputDomainAdapter;
+
+#define HOST_VERSION "1.3"
 
 enum Verbosity {
     PluginIds,
     PluginOutputIds,
     PluginInformation

     Plugin::OutputDescriptor od;
 
     int returnValue = 1;
     int progress = 0;
 
+    RealTime rt;
+    PluginWrapper *wrapper = 0;
+    RealTime adjustment = RealTime::zeroTime;
+
     if (outputs.empty()) {
 	cerr << "ERROR: Plugin has no outputs!" << endl;
         goto done;
     }
 

              << ", stepSize = " << stepSize << ", blockSize = "
              << blockSize << ") failed." << endl;
         goto done;
     }
 
+    wrapper = dynamic_cast<PluginWrapper *>(plugin);
+    if (wrapper) {
+        PluginInputDomainAdapter *ida =
+            wrapper->getWrapper<PluginInputDomainAdapter>();
+        if (ida) adjustment = ida->getTimestampAdjustment();
+    }
+
     for (size_t i = 0; i < sfinfo.frames; i += stepSize) {
 
         int count;
 
         if (sf_seek(sndfile, i, SEEK_SET) < 0) {

                 plugbuf[c][j] = 0.0f;
                 ++j;
             }
         }
 
+        rt = RealTime::frame2RealTime(i, sfinfo.samplerate);
+
         printFeatures
-            (i, sfinfo.samplerate, outputNo, plugin->process
-             (plugbuf, RealTime::frame2RealTime(i, sfinfo.samplerate)),
+            (RealTime::realTime2Frame(rt + adjustment, sfinfo.samplerate),
+             sfinfo.samplerate, outputNo, plugin->process(plugbuf, rt),
              out, useFrames);
 
         int pp = progress;
         progress = lrintf((float(i) / sfinfo.frames) * 100.f);
         if (progress != pp && out) {
             cerr << "\r" << progress << "%";
         }
     }
     if (out) cerr << "\rDone" << endl;
 
-    printFeatures(sfinfo.frames, sfinfo.samplerate, outputNo,
+    rt = RealTime::frame2RealTime(sfinfo.frames, sfinfo.samplerate);
+
+    printFeatures(RealTime::realTime2Frame(rt + adjustment, sfinfo.samplerate),
+                  sfinfo.samplerate, outputNo,
                   plugin->getRemainingFeatures(), out, useFrames);
 
     returnValue = 0;
 
 done: