Fix assertion failure when processors return fewer channels than the DCP has.

[dcpomatic.git] / src / lib / audio_processor.h

diff --git a/src/lib/audio_processor.h b/src/lib/audio_processor.h
index 114756f9113617eed2ed7118b71074efdb5af6db..2c66d5b071c0de49ab27133a304cbce7e6fb95f9 100644 (file)
--- a/src/lib/audio_processor.h
+++ b/src/lib/audio_processor.h
@@ -54,8 +54,8 @@ public:
        virtual int out_channels () const = 0;
        /** @return A clone of this AudioProcessor for operation at the specified sampling rate */
        virtual boost::shared_ptr<AudioProcessor> clone (int sampling_rate) const = 0;
-       /** Process some data, returning the processed result */
-       virtual boost::shared_ptr<AudioBuffers> run (boost::shared_ptr<const AudioBuffers>) = 0;
+       /** Process some data, returning the processed result truncated or padded to `channels' */
+       virtual boost::shared_ptr<AudioBuffers> run (boost::shared_ptr<const AudioBuffers>, int channels) = 0;
        virtual void flush () {}
        /** Make the supplied audio mapping into a sensible default for this processor */
        virtual void make_audio_mapping_default (AudioMapping& mapping) const = 0;