DEBUG -- REVERT -- Mark region read calls

gtk2_ardour/analysis_window.cc

@@ -276,6 +276,7 @@ AnalysisWindow::analyze_data (Gtk::Button * /*button*/)
 								n = slen - x;
 							}
 
+							// XXX playlist read
 							n = pl->read(buf, mixbuf, gain, j->start() + timepos_t (x), timecnt_t (n), channel).samples();
 
 							if ( n < fft_graph.windowSize()) {

gtk2_ardour/editor_export_audio.cc

@@ -690,6 +690,7 @@ Editor::write_audio_range (AudioPlaylist& playlist, const ChanCount& count, list
 
 				fs = sources[n];
 
+				// XXX playlist read
 				if (playlist.read (buf, buf, gain_buffer, timepos_t (pos), this_time, n) != this_time) {
 					break;
 				}

libs/ardour/analysis_graph.cc

@@ -153,6 +153,7 @@ AnalysisGraph::analyze_range (std::shared_ptr<Route> route, std::shared_ptr<Audi
 			samplecnt_t n = 0;
 
 			for (uint32_t channel = 0; channel < n_audio; ++channel) {
+				// XXX playlist read
 				n = pl->read (_buf, _mixbuf, _gainbuf, timepos_t (rpos + x), timecnt_t (chunk), channel).samples();
 
 				ConstProcessContext<Sample> context (_buf, n, 1);

libs/ardour/audio_playlist_source.cc

@@ -141,6 +141,7 @@ AudioPlaylistSource::read_unlocked (Sample* dst, samplepos_t start, samplecnt_t
 	boost::scoped_array<float> sbuf(new float[to_read]);
 	boost::scoped_array<gain_t> gbuf(new gain_t[to_read]);
 
+	// XXX playlist read
 	std::dynamic_pointer_cast<AudioPlaylist>(_playlist)->read (dst, sbuf.get(), gbuf.get(), timepos_t (start)+_playlist_offset, timecnt_t (to_read), _playlist_channel);
 
 	if (to_zero) {

libs/ardour/audio_track.cc

@@ -220,6 +220,7 @@ AudioTrack::export_stuff (BufferSet& buffers, samplepos_t start, samplecnt_t nfr
 	assert(buffers.count().n_audio() >= 1);
 	assert ((samplecnt_t) buffers.get_audio(0).capacity() >= nframes);
 
+	// XXX playlist read -> OK
 	if (apl->read (buffers.get_audio(0).data(), mix_buffer.get(), gain_buffer.get(), timepos_t (start), timecnt_t (nframes)) != nframes) {
 		return -1;
 	}
@@ -230,6 +231,7 @@ AudioTrack::export_stuff (BufferSet& buffers, samplepos_t start, samplecnt_t nfr
 	++bi;
 	for ( ; bi != buffers.audio_end(); ++bi, ++n) {
 		if (n < _disk_reader->output_streams().n_audio()) {
+			// XXX playlist read -> OK
 			if (apl->read (bi->data(), mix_buffer.get(), gain_buffer.get(), timepos_t (start), timecnt_t (nframes), n) != nframes) {
 				return -1;
 			}

libs/ardour/disk_reader.cc

@@ -1056,6 +1056,7 @@ DiskReader::audio_read (Sample*            sum_buffer,
 		 * useful after the return from AudioPlayback::read()
 		 */
 
+		// XXX playlist read
 		if (audio_playlist ()->read (sum_buffer, mixdown_buffer, gain_buffer, timepos_t (start), timecnt_t::from_samples (this_read), channel) != this_read) {
 			error << string_compose (_("DiskReader %1: cannot read %2 from playlist at sample %3"), id (), this_read, start) << endmsg;
 			return 0;
@@ -1979,6 +1980,7 @@ DiskReader::setup_preloop_buffer ()
 		rci->resize_preloop (loop_fade_length);
 
 		if (loc->start () > loop_fade_length) {
+			// XXX playlist read
 			audio_playlist ()->read (rci->pre_loop_buffer, mix_buf.get (), gain_buf.get (), read_start, read_cnt, channel);
 		} else {
 			memset (rci->pre_loop_buffer, 0, sizeof (Sample) * loop_fade_length);

libs/ardour/luabindings.cc

@@ -1538,7 +1538,7 @@ LuaBindings::common (lua_State* L)
 		.endClass ()
 
 		.deriveWSPtrClass <AudioPlaylist, Playlist> ("AudioPlaylist")
-		.addFunction ("read", &AudioPlaylist::read)
+		.addFunction ("read", &AudioPlaylist::read) // XXX playlist read
 		.endClass ()
 
 		.deriveWSPtrClass <MidiPlaylist, Playlist> ("MidiPlaylist")