X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Faudio_buffers.h;h=bcf5d5928ee1330758573cf4d8a7417f46d76e56;hb=e60bb3e51bd1508b149e6b8f6608f09b5196ae26;hp=51488c39a45dff7e83445f2ede7d0dbce5b1a2a5;hpb=308488324dbc4d8b709d3fb1dc9fee0479346c21;p=dcpomatic.git

diff --git a/src/lib/audio_buffers.h b/src/lib/audio_buffers.h
index 51488c39a..bcf5d5928 100644
--- a/src/lib/audio_buffers.h
+++ b/src/lib/audio_buffers.h
@@ -39,12 +39,15 @@ public:
 
 	AudioBuffers & operator= (AudioBuffers const &);
 
+	boost::shared_ptr<AudioBuffers> clone () const;
+	boost::shared_ptr<AudioBuffers> channel (int) const;
+
 	void ensure_size (int);
 
 	float** data () const {
 		return _data;
 	}
-	
+
 	float* data (int) const;
 
 	int channels () const {
@@ -64,6 +67,7 @@ public:
 	void apply_gain (float);
 
 	void copy_from (AudioBuffers const * from, int frames_to_copy, int read_offset, int write_offset);
+	void copy_channel_from (AudioBuffers const * from, int from_channel, int to_channel);
 	void move (int from, int to, int frames);
 	void accumulate_channel (AudioBuffers const * from, int from_channel, int to_channel, float gain = 1);
 	void accumulate_frames (AudioBuffers const *, int read_offset, int write_offset, int frames);
@@ -71,7 +75,7 @@ public:
 private:
 	void allocate (int, int);
 	void deallocate ();
-	
+
 	/** Number of channels */
 	int _channels;
 	/** Number of frames (where a frame is one sample across all channels) */