X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Faudio_buffers.h;h=8cd67aaa729d52afc42a8ff5b11f3d42327de414;hb=4dbc6ef917aeceb906b1ef1caf6911033e7e2c54;hp=51488c39a45dff7e83445f2ede7d0dbce5b1a2a5;hpb=8d58a7c5f4320ad5c111e336c45e44d6b51ab509;p=dcpomatic.git

diff --git a/src/lib/audio_buffers.h b/src/lib/audio_buffers.h
index 51488c39a..8cd67aaa7 100644
--- a/src/lib/audio_buffers.h
+++ b/src/lib/audio_buffers.h
@@ -39,6 +39,9 @@ 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 {
@@ -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);