DVD-o-matic -> DCP-o-matic.
[dcpomatic.git] / src / lib / encoder.cc
index 568307462119a2c667485f0b063adf56c14f1cac..a8e3547a1bbfc0202d75457cc97cc15ff979a749 100644 (file)
@@ -38,6 +38,7 @@
 #include "cross.h"
 #include "writer.h"
 #include "player.h"
+#include "audio_mapping.h"
 
 #include "i18n.h"
 
@@ -85,13 +86,20 @@ Encoder::process_begin ()
                s << String::compose (N_("Will resample audio from %1 to %2"), _film->audio_frame_rate(), _film->target_audio_sample_rate());
                _film->log()->log (s.str ());
 
-               /* We will be using planar float data when we call the resampler */
+               /* We will be using planar float data when we call the
+                  resampler.  As far as I can see, the audio channel
+                  layout is not necessary for our purposes; it seems
+                  only to be used get the number of channels and
+                  decide if rematrixing is needed.  It won't be, since
+                  input and output layouts are the same.
+               */
+                  
                _swr_context = swr_alloc_set_opts (
                        0,
-                       _film->audio_channel_layout(),
+                       av_get_default_channel_layout (_film->audio_channels ()),
                        AV_SAMPLE_FMT_FLTP,
                        _film->target_audio_sample_rate(),
-                       _film->audio_channel_layout(),
+                       av_get_default_channel_layout (_film->audio_channels ()),
                        AV_SAMPLE_FMT_FLTP,
                        _film->audio_frame_rate(),
                        0, 0
@@ -143,7 +151,7 @@ Encoder::process_end ()
                        }
 
                        out->set_frames (frames);
-                       write_audio (out);
+                       _writer->write (out);
                }
 
                swr_free (&_swr_context);
@@ -322,7 +330,7 @@ Encoder::process_audio (shared_ptr<AudioBuffers> data)
        }
 #endif
 
-       write_audio (data);
+       _writer->write (data);
 }
 
 void
@@ -415,34 +423,10 @@ Encoder::encoder_thread (ServerDescription* server)
                }
 
                if (remote_backoff > 0) {
-                       dvdomatic_sleep (remote_backoff);
+                       dcpomatic_sleep (remote_backoff);
                }
 
                lock.lock ();
                _condition.notify_all ();
        }
 }
-
-void
-Encoder::write_audio (shared_ptr<const AudioBuffers> data)
-{
-       AudioMapping m (_film->audio_channels ());
-       if (m.dcp_channels() != _film->audio_channels()) {
-
-               /* Remap (currently just for mono -> 5.1) */
-
-               shared_ptr<AudioBuffers> b (new AudioBuffers (m.dcp_channels(), data->frames ()));
-               for (int i = 0; i < m.dcp_channels(); ++i) {
-                       optional<int> s = m.dcp_to_source (static_cast<libdcp::Channel> (i));
-                       if (!s) {
-                               b->make_silent (i);
-                       } else {
-                               memcpy (b->data()[i], data->data()[s.get()], data->frames() * sizeof(float));
-                       }
-               }
-
-               data = b;
-       }
-
-       _writer->write (data);
-}