# HG changeset patch
# User Chris Cannam <c.cannam@qmul.ac.uk>
# Date 1383669413 0
# Node ID 0d79970811c796d0e3633bbda9b9eaa542f93dde
# Parent  279991b6ebe7d1af2665764718d017353d2859dc
Add std::vector-returning process call

diff -r 279991b6ebe7 -r 0d79970811c7 dsp/rateconversion/Resampler.cpp
--- a/dsp/rateconversion/Resampler.cpp	Fri Nov 01 17:11:50 2013 +0000
+++ b/dsp/rateconversion/Resampler.cpp	Tue Nov 05 16:36:53 2013 +0000
@@ -328,6 +328,17 @@
 }
     
 std::vector<double>
+Resampler::process(const double *src, int n)
+{
+    int maxout = int(ceil(double(n) * m_targetRate / m_sourceRate));
+    std::vector<double> out(maxout, 0.0);
+    int got = process(src, out.data(), n);
+    assert(got <= maxout);
+    if (got < maxout) out.resize(got);
+    return out;
+}
+
+std::vector<double>
 Resampler::resample(int sourceRate, int targetRate, const double *data, int n)
 {
     Resampler r(sourceRate, targetRate);
diff -r 279991b6ebe7 -r 0d79970811c7 dsp/rateconversion/Resampler.h
--- a/dsp/rateconversion/Resampler.h	Fri Nov 01 17:11:50 2013 +0000
+++ b/dsp/rateconversion/Resampler.h	Tue Nov 05 16:36:53 2013 +0000
@@ -55,6 +55,12 @@
     int process(const double *src, double *dst, int n);
 
     /**
+     * Read n input samples from src and return resampled data by
+     * value.
+     */
+    std::vector<double> process(const double *src, int n);
+
+    /**
      * Return the number of samples of latency at the output due by
      * the filter. (That is, the output will be delayed by this number
      * of samples relative to the input.)