Merge with 2.0-ongoing R2988

git-svn-id: svn://localhost/ardour2/branches/3.0@2991 d708f5d6-7413-0410-9779-e7cbd77b26cf

4 files changed, 55 insertions, 19 deletions

diff --git a/libs/vamp-sdk/vamp-sdk/hostext/PluginBufferingAdapter.cpp b/libs/vamp-sdk/vamp-sdk/hostext/PluginBufferingAdapter.cpp
index 406d4978c4..cbe179fb6b 100644
--- a/libs/vamp-sdk/vamp-sdk/hostext/PluginBufferingAdapter.cpp
+++ b/libs/vamp-sdk/vamp-sdk/hostext/PluginBufferingAdapter.cpp
@@ -57,6 +57,8 @@ public:
 
     OutputList getOutputDescriptors() const;
 
+    void reset();
+
     FeatureSet process(const float *const *inputBuffers, RealTime timestamp);
 		
     FeatureSet getRemainingFeatures();
@@ -225,7 +227,8 @@ protected:
     vector<RingBuffer *> m_queue;
     float **m_buffers;
     float m_inputSampleRate;
-    RealTime m_timestamp;	
+    RealTime m_timestamp;
+    bool m_unrun;
     OutputList m_outputs;
 		
     void processBlock(FeatureSet& allFeatureSets, RealTime timestamp);
@@ -253,6 +256,12 @@ PluginBufferingAdapter::getOutputDescriptors() const
 {
     return m_impl->getOutputDescriptors();
 }
+
+void
+PluginBufferingAdapter::reset()
+{
+    m_impl->reset();
+}
 		
 PluginBufferingAdapter::FeatureSet
 PluginBufferingAdapter::process(const float *const *inputBuffers,
@@ -277,7 +286,8 @@ PluginBufferingAdapter::Impl::Impl(Plugin *plugin, float inputSampleRate) :
     m_queue(0),
     m_buffers(0),
     m_inputSampleRate(inputSampleRate),
-    m_timestamp()
+    m_timestamp(RealTime::zeroTime),
+    m_unrun(true)
 {
     m_outputs = plugin->getOutputDescriptors();
 }
@@ -333,8 +343,8 @@ PluginBufferingAdapter::Impl::initialise(size_t channels, size_t stepSize, size_
         }
     }
     
-    std::cerr << "PluginBufferingAdapter::initialise: stepSize " << m_inputStepSize << " -> " << m_stepSize 
-              << ", blockSize " << m_inputBlockSize << " -> " << m_blockSize << std::endl;			
+    // std::cerr << "PluginBufferingAdapter::initialise: stepSize " << m_inputStepSize << " -> " << m_stepSize 
+    // << ", blockSize " << m_inputBlockSize << " -> " << m_blockSize << std::endl;			
     
     // current implementation breaks if step is greater than block
     if (m_stepSize > m_blockSize) {
@@ -365,11 +375,27 @@ PluginBufferingAdapter::Impl::getOutputDescriptors() const
     return outs;
 }
 
+void
+PluginBufferingAdapter::Impl::reset()
+{
+    m_timestamp = RealTime::zeroTime;
+    m_unrun = true;
+
+    for (size_t i = 0; i < m_queue.size(); ++i) {
+        m_queue[i]->reset();
+    }
+}
+
 PluginBufferingAdapter::FeatureSet
 PluginBufferingAdapter::Impl::process(const float *const *inputBuffers,
                                       RealTime timestamp)
 {
     FeatureSet allFeatureSets;
+
+    if (m_unrun) {
+        m_timestamp = timestamp;
+        m_unrun = false;
+    }
 			
     // queue the new input
     
diff --git a/libs/vamp-sdk/vamp-sdk/hostext/PluginBufferingAdapter.h b/libs/vamp-sdk/vamp-sdk/hostext/PluginBufferingAdapter.h
index 96a958b9e5..24ca6f8db8 100644
--- a/libs/vamp-sdk/vamp-sdk/hostext/PluginBufferingAdapter.h
+++ b/libs/vamp-sdk/vamp-sdk/hostext/PluginBufferingAdapter.h
@@ -81,6 +81,8 @@ public:
     
     OutputList getOutputDescriptors() const;
 
+    void reset();
+
     FeatureSet process(const float *const *inputBuffers, RealTime timestamp);
     
     FeatureSet getRemainingFeatures();
diff --git a/libs/vamp-sdk/vamp-sdk/hostext/PluginChannelAdapter.cpp b/libs/vamp-sdk/vamp-sdk/hostext/PluginChannelAdapter.cpp
index 3ce51cedd2..fe676bcafd 100644
--- a/libs/vamp-sdk/vamp-sdk/hostext/PluginChannelAdapter.cpp
+++ b/libs/vamp-sdk/vamp-sdk/hostext/PluginChannelAdapter.cpp
@@ -143,7 +143,7 @@ PluginChannelAdapter::Impl::initialise(size_t channels, size_t stepSize, size_t
 
         m_pluginChannels = minch;
 
-        std::cerr << "PluginChannelAdapter::initialise: expanding " << m_inputChannels << " to " << m_pluginChannels << " for plugin" << std::endl;
+        // std::cerr << "PluginChannelAdapter::initialise: expanding " << m_inputChannels << " to " << m_pluginChannels << " for plugin" << std::endl;
 
     } else if (m_inputChannels > maxch) {
 
@@ -155,18 +155,18 @@ PluginChannelAdapter::Impl::initialise(size_t channels, size_t stepSize, size_t
             m_buffer = new float *[1];
             m_buffer[0] = new float[blockSize];
 
-            std::cerr << "PluginChannelAdapter::initialise: mixing " << m_inputChannels << " to mono for plugin" << std::endl;
+            // std::cerr << "PluginChannelAdapter::initialise: mixing " << m_inputChannels << " to mono for plugin" << std::endl;
 
         } else {
             
-            std::cerr << "PluginChannelAdapter::initialise: reducing " << m_inputChannels << " to " << m_pluginChannels << " for plugin" << std::endl;
+            // std::cerr << "PluginChannelAdapter::initialise: reducing " << m_inputChannels << " to " << m_pluginChannels << " for plugin" << std::endl;
         }
 
         m_pluginChannels = maxch;
 
     } else {
  
-        std::cerr << "PluginChannelAdapter::initialise: accepting given number of channels (" << m_inputChannels << ")" << std::endl;
+        // std::cerr << "PluginChannelAdapter::initialise: accepting given number of channels (" << m_inputChannels << ")" << std::endl;
         m_pluginChannels = m_inputChannels;
     }
 
diff --git a/libs/vamp-sdk/vamp-sdk/hostext/PluginInputDomainAdapter.cpp b/libs/vamp-sdk/vamp-sdk/hostext/PluginInputDomainAdapter.cpp
index e706414ae2..273925f96d 100644
--- a/libs/vamp-sdk/vamp-sdk/hostext/PluginInputDomainAdapter.cpp
+++ b/libs/vamp-sdk/vamp-sdk/hostext/PluginInputDomainAdapter.cpp
@@ -8,6 +8,9 @@
     Centre for Digital Music, Queen Mary, University of London.
     Copyright 2006-2007 Chris Cannam and QMUL.
   
+    This file is based in part on Don Cross's public domain FFT
+    implementation.
+
     Permission is hereby granted, free of charge, to any person
     obtaining a copy of this software and associated documentation
     files (the "Software"), to deal in the Software without
@@ -38,28 +41,33 @@
 
 #include <cmath>
 
-
 /**
  * If you want to compile using FFTW instead of the built-in FFT
  * implementation for the PluginInputDomainAdapter, define HAVE_FFTW3
  * in the Makefile.
  *
- * Remember that FFTW is licensed under the GPL (unlike this SDK, which
- * is licensed liberally in order to permit closed-source usage), so
- * you should not define this symbol unless your code is also under the
- * GPL.  Also, parties redistributing this SDK for use in other
- * programs should be careful _not_ to define this symbol in order not
- * to affect the stated license of this SDK.
+ * Be aware that FFTW is licensed under the GPL -- unlike this SDK,
+ * which is provided under a more liberal BSD license in order to
+ * permit use in closed source applications.  The use of FFTW would
+ * mean that your code would need to be licensed under the GPL as
+ * well.  Do not define this symbol unless you understand and accept
+ * the implications of this.
+ *
+ * Parties such as Linux distribution packagers who redistribute this
+ * SDK for use in other programs should _not_ define this symbol, as
+ * it would change the effective licensing terms under which the SDK
+ * was available to third party developers.
+ *
+ * The default is not to use FFTW, and to use the built-in FFT instead.
  * 
- * Note: This code uses FFTW_MEASURE, and will perform badly on its
- * first invocation unless the host has saved and restored FFTW wisdom
- * (see the FFTW documentation).
+ * Note: The FFTW code uses FFTW_MEASURE, and so will perform badly on
+ * its first invocation unless the host has saved and restored FFTW
+ * wisdom (see the FFTW documentation).
  */
 #ifdef HAVE_FFTW3
 #include <fftw3.h>
 #endif
 
-
 namespace Vamp {
 
 namespace HostExt {