From: Good Guy <good1.2guy@gmail.com>
Date: Sun, 14 Jan 2018 21:45:33 +0000 (-0700)
Subject: audio chan pos rework, batchrender deadlock, titler/crikey grab_event tweak, thread... 
X-Git-Url: http://git.cinelerra-gg.org/git/?p=goodguy%2Fhistory.git;a=commitdiff_plain;h=74afbc29ac4ce9d94d53e10342979f2c59f1f193

audio chan pos rework, batchrender deadlock, titler/crikey grab_event tweak, thread trace fix, show_progress renderfarm
---

diff --git a/cinelerra-5.1/cinelerra/audioodevice.C b/cinelerra-5.1/cinelerra/audioodevice.C
index 32be1296..2beb4c8c 100644
--- a/cinelerra-5.1/cinelerra/audioodevice.C
+++ b/cinelerra-5.1/cinelerra/audioodevice.C
@@ -154,10 +154,10 @@ int AudioDevice::arm_buffer(int buffer_num, double **data, int channels,
 		int k = och * bits / 8;
 
 		if( map51_2 ) {
-			double *center = data[0];
-			double *front = data[och+1];
-			double *back = data[och+3];
-			double *subwoof = data[5];
+			double *front = data[och];
+			double *center = data[2];
+			double *subwoof = data[3];
+			double *back = data[och+4];
 			if( play_dither ) {
 				switch( bits ) {
 				case 8: for( int j=0; j<samples; ++j,k+=frame )
diff --git a/cinelerra-5.1/cinelerra/bdcreate.C b/cinelerra-5.1/cinelerra/bdcreate.C
index f791ed66..48c27f99 100644
--- a/cinelerra-5.1/cinelerra/bdcreate.C
+++ b/cinelerra-5.1/cinelerra/bdcreate.C
@@ -242,24 +242,13 @@ int CreateBD_Thread::create_bd_jobs(ArrayList<BatchRenderJob*> *jobs, const char
 	fprintf(fp,"\n");
 	fclose(fp);
 
-	if( use_wide_audio ) {
-		session->audio_channels = session->audio_tracks = BD_WIDE_CHANNELS;
-		session->achannel_positions[0] = 90;
-		session->achannel_positions[1] = 150;
-		session->achannel_positions[2] = 30;
-		session->achannel_positions[3] = 210;
-		session->achannel_positions[4] = 330;
-		session->achannel_positions[5] = 270;
-		if( edl->tracks->recordable_audio_tracks() == BD_WIDE_CHANNELS )
-			mwindow->remap_audio(MWindow::AUDIO_1_TO_1);
-	}
-	else {
-		session->audio_channels = session->audio_tracks = BD_CHANNELS;
-		session->achannel_positions[0] = 180;
-		session->achannel_positions[1] = 0;
-		if( edl->tracks->recordable_audio_tracks() == BD_WIDE_CHANNELS )
-			mwindow->remap_audio(MWindow::AUDIO_5_1_TO_2);
-	}
+	session->audio_channels = session->audio_tracks =
+		!use_wide_audio ? BD_CHANNELS : BD_WIDE_CHANNELS;
+	for( int i=0; i<MAX_CHANNELS; ++i )
+		session->achannel_positions[i] = default_audio_channel_position(i, session->audio_channels);
+	int audio_mapping = edl->tracks->recordable_audio_tracks() == BD_WIDE_CHANNELS &&
+		!use_wide_audio ? MWindow::AUDIO_5_1_TO_2 : MWindow::AUDIO_1_TO_1;
+	mwindow->remap_audio(audio_mapping);
 
 	double new_samplerate = session->sample_rate;
 	double new_framerate = session->frame_rate;
diff --git a/cinelerra-5.1/cinelerra/dvdcreate.C b/cinelerra-5.1/cinelerra/dvdcreate.C
index 46990386..89072ef0 100644
--- a/cinelerra-5.1/cinelerra/dvdcreate.C
+++ b/cinelerra-5.1/cinelerra/dvdcreate.C
@@ -194,6 +194,8 @@ int CreateDVD_Thread::create_dvd_jobs(ArrayList<BatchRenderJob*> *jobs, const ch
 			fprintf(fp, "ffmpeg -f concat -safe 0 -i <(for f in \"$1/dvd.mpg0\"*; do "
 					"echo \"file '$f'\"; done) -c copy -y $1/dvd.mpg\n");
 	}
+	else
+		fprintf(fp, "mplex -f 8 -o $1/dvd.mpg $1/dvd.m2v $1/dvd.ac3\n");
 	fprintf(fp,"rm -rf $1/iso\n");
 	fprintf(fp,"mkdir -p $1/iso\n");
 	fprintf(fp,"\n");
@@ -248,24 +250,13 @@ int CreateDVD_Thread::create_dvd_jobs(ArrayList<BatchRenderJob*> *jobs, const ch
 	fprintf(fp,"\n");
 	fclose(fp);
 
-	if( use_wide_audio ) {
-		session->audio_channels = session->audio_tracks = DVD_WIDE_CHANNELS;
-		session->achannel_positions[0] = 90;
-		session->achannel_positions[1] = 150;
-		session->achannel_positions[2] = 30;
-		session->achannel_positions[3] = 210;
-		session->achannel_positions[4] = 330;
-		session->achannel_positions[5] = 270;
-		if( edl->tracks->recordable_audio_tracks() == DVD_WIDE_CHANNELS )
-			mwindow->remap_audio(MWindow::AUDIO_1_TO_1);
-	}
-	else {
-		session->audio_channels = session->audio_tracks = DVD_CHANNELS;
-		session->achannel_positions[0] = 180;
-		session->achannel_positions[1] = 0;
-		if( edl->tracks->recordable_audio_tracks() == DVD_WIDE_CHANNELS )
-			mwindow->remap_audio(MWindow::AUDIO_5_1_TO_2);
-	}
+	session->audio_channels = session->audio_tracks =
+		!use_wide_audio ? DVD_CHANNELS : DVD_WIDE_CHANNELS;
+	for( int i=0; i<MAX_CHANNELS; ++i )
+		session->achannel_positions[i] = default_audio_channel_position(i, session->audio_channels);
+	int audio_mapping = edl->tracks->recordable_audio_tracks() == DVD_WIDE_CHANNELS &&
+		!use_wide_audio ? MWindow::AUDIO_5_1_TO_2 : MWindow::AUDIO_1_TO_1;
+	mwindow->remap_audio(audio_mapping);
 
 	double new_samplerate = session->sample_rate;
 	double new_framerate = session->frame_rate;
diff --git a/cinelerra-5.1/cinelerra/edlsession.C b/cinelerra-5.1/cinelerra/edlsession.C
index d4c6df80..69ac0f73 100644
--- a/cinelerra-5.1/cinelerra/edlsession.C
+++ b/cinelerra-5.1/cinelerra/edlsession.C
@@ -194,25 +194,16 @@ void EDLSession::equivalent_output(EDLSession *session, double *result)
 		*result = brender_start;
 }
 
-
 int EDLSession::load_defaults(BC_Hash *defaults)
 {
 	char string[BCTEXTLEN];
+	audio_channels = defaults->get("ACHANNELS", audio_channels);
+	audio_tracks = defaults->get("ATRACKS", audio_tracks);
 // Default channel positions
-	for(int i = 0; i < MAXCHANNELS; i++)
-	{
+	for( int i=0; i<MAXCHANNELS; ++i ) {
 		sprintf(string, "ACHANNEL_ANGLE_%d", i);
-		int default_position = i * 30;
-
-		if(i == 0) default_position = 180;
-		else
-		if(i == 1) default_position = 0;
-		else
-		if(default_position == 90) default_position = 300;
-		else
-		if(default_position == 0) default_position = 330;
-
-		achannel_positions[i] = defaults->get(string, default_position);
+		achannel_positions[i] = defaults->get(string,
+			default_audio_channel_position(i, audio_channels));
 	}
 	aconfig_in->load_defaults(defaults);
 	assetlist_format = defaults->get("ASSETLIST_FORMAT", ASSETS_ICONS);
@@ -223,8 +214,6 @@ int EDLSession::load_defaults(BC_Hash *defaults)
 		sprintf(string, "ASSET_COLUMN%d", i);
 		asset_columns[i] = defaults->get(string, 100);
 	}
-	audio_channels = defaults->get("ACHANNELS", audio_channels);
-	audio_tracks = defaults->get("ATRACKS", audio_tracks);
 	auto_conf->load_defaults(defaults);
 	autos_follow_edits = defaults->get("AUTOS_FOLLOW_EDITS", 1);
 	brender_start = defaults->get("BRENDER_START", brender_start);
@@ -562,8 +551,6 @@ int EDLSession::load_audio_config(FileXML *file, int append_mode, uint32_t load_
 // load channels setting
 	if(append_mode) return 0;
 	audio_channels = file->tag.get_property("CHANNELS", (int64_t)audio_channels);
-
-
 	for(int i = 0; i < audio_channels; i++)
 	{
 		sprintf(string, "ACHANNEL_ANGLE_%d", i);
diff --git a/cinelerra-5.1/cinelerra/maxchannels.h b/cinelerra-5.1/cinelerra/maxchannels.h
index a33436c1..4a207c4d 100644
--- a/cinelerra-5.1/cinelerra/maxchannels.h
+++ b/cinelerra-5.1/cinelerra/maxchannels.h
@@ -22,4 +22,36 @@
 #ifndef MAXCHANNELS
 #define MAXCHANNELS 32
 #define MAX_CHANNELS 32
+
+static inline int default_audio_channel_position(int channel, int total_channels)
+{
+	int default_position = 0;
+	switch( total_channels ) {
+	case 0: break;
+	case 1: switch( channel ) {
+		case 0: default_position = 90;   break;
+		}
+		break;
+	case 2: switch( channel ) {
+		case 0: default_position = 180;  break;
+		case 1: default_position = 0;    break;
+		}
+		break;
+	case 6: switch( channel ) {
+		case 0: default_position = 150;  break;
+		case 1: default_position = 30;   break;
+		case 2: default_position = 90;   break;
+		case 3: default_position = 270;  break;
+		case 4: default_position = 210;  break;
+		case 5: default_position = 330;  break;
+		}
+		break;
+	default:
+		default_position = 180 - (360 * channel / total_channels);
+		while( default_position < 0 ) default_position += 360;
+		break;
+	}
+	return default_position;
+}
+
 #endif
diff --git a/cinelerra-5.1/cinelerra/mwindow.C b/cinelerra-5.1/cinelerra/mwindow.C
index 1de35cb9..9ab96a9e 100644
--- a/cinelerra-5.1/cinelerra/mwindow.C
+++ b/cinelerra-5.1/cinelerra/mwindow.C
@@ -1550,19 +1550,13 @@ void MWindow::restart_brender()
 //printf("MWindow::restart_brender 1\n");
 	if( !brender_active || !preferences->use_brender ) return;
 	if( !brender ) return;
-	int locked  = gui->get_window_lock();
-	if( locked ) gui->unlock_window();
 	brender->restart(edl);
-	if( locked ) gui->lock_window("MWindow::restart_brender");
 }
 
 void MWindow::stop_brender()
 {
 	if( !brender ) return;
-	int locked  = gui->get_window_lock();
-	if( locked ) gui->unlock_window();
 	brender->stop();
-	if( locked ) gui->lock_window("MWindow::stop_brender");
 }
 
 int MWindow::brender_available(int position)
@@ -3987,29 +3981,9 @@ int MWindow::select_asset(Asset *asset, int vstream, int astream, int delete_tra
 		if( channels < 1 ) channels = 1;
 		if( channels > 6 ) channels = 6;
 		session->audio_tracks = session->audio_channels = channels;
-		switch( channels ) {
-		case 6:
-			session->achannel_positions[0] = 90;
-			session->achannel_positions[1] = 150;
-			session->achannel_positions[2] = 30;
-			session->achannel_positions[3] = 210;
-			session->achannel_positions[4] = 330;
-			session->achannel_positions[5] = 270;
-			break;
-		case 2:
-			session->achannel_positions[0] = 180;
-			session->achannel_positions[1] = 0;
-			break;
-		case 1:
-			session->achannel_positions[1] = 90;
-			break;
-		default: {
-			if( !channels ) break;
-			double t = 0, dt = 360./channels;
-			for( int i=channels; --i>=0; t+=dt )
-				session->achannel_positions[i] = int(t+0.5);
-			break; }
-		}
+
+		int *achannel_positions = preferences->channel_positions[session->audio_channels-1];
+		memcpy(&session->achannel_positions, achannel_positions, sizeof(session->achannel_positions));
 		remap_audio(MWindow::AUDIO_1_TO_1);
 
 		if( delete_tracks ) {
diff --git a/cinelerra-5.1/cinelerra/mwindowedit.C b/cinelerra-5.1/cinelerra/mwindowedit.C
index ad7d729f..e27d4037 100644
--- a/cinelerra-5.1/cinelerra/mwindowedit.C
+++ b/cinelerra-5.1/cinelerra/mwindowedit.C
@@ -2286,22 +2286,15 @@ void MWindow::remap_audio(int pattern)
 			if( pattern == MWindow::AUDIO_5_1_TO_2 ) {
 				switch( current_track ) {
 				case 0:
-					pan_auto->values[0] = 0.5;
-					pan_auto->values[1] = 0.5;
-					break;
-				case 1:
+				case 4:
 					pan_auto->values[0] = 1;
 					break;
-				case 2:
+				case 1:
+				case 5:
 					pan_auto->values[1] = 1;
 					break;
+				case 2:
 				case 3:
-					pan_auto->values[0] = 1;
-					break;
-				case 4:
-					pan_auto->values[1] = 1;
-					break;
-				case 5:
 					pan_auto->values[0] = 0.5;
 					pan_auto->values[1] = 0.5;
 					break;
diff --git a/cinelerra-5.1/cinelerra/new.C b/cinelerra-5.1/cinelerra/new.C
index 9d7dea8e..58e6eca9 100644
--- a/cinelerra-5.1/cinelerra/new.C
+++ b/cinelerra-5.1/cinelerra/new.C
@@ -99,9 +99,8 @@ int New::create_new_project()
 	mwindow->reset_caches();
 
 	memcpy(new_edl->session->achannel_positions,
-		&mwindow->preferences->channel_positions[
-			MAXCHANNELS * (new_edl->session->audio_channels - 1)],
-		sizeof(int) * MAXCHANNELS);
+		&mwindow->preferences->channel_positions[new_edl->session->audio_channels - 1],
+		sizeof(new_edl->session->achannel_positions));
 	new_edl->session->boundaries();
 	new_edl->create_default_tracks();
 
diff --git a/cinelerra-5.1/cinelerra/preferences.C b/cinelerra-5.1/cinelerra/preferences.C
index 6f6de774..edeee836 100644
--- a/cinelerra-5.1/cinelerra/preferences.C
+++ b/cinelerra-5.1/cinelerra/preferences.C
@@ -31,6 +31,7 @@
 #include "filesystem.h"
 #include "guicast.h"
 #include "indexfile.h"
+#include "maxchannels.h"
 #include "mutex.h"
 #include "preferences.h"
 #include "probeprefs.h"
@@ -112,14 +113,12 @@ Preferences::Preferences()
 	android_port = 23432;
 	strcpy(android_pin, "cinelerra");
 
-	for(int i = 0; i < MAXCHANNELS; i++)
-	{
-		for(int j = 0; j < i + 1; j++)
-		{
-			int position = 180 - (360 * j / (i + 1));
-			while(position < 0) position += 360;
-			channel_positions[i * MAXCHANNELS + j] = position;
-		}
+	memset(channel_positions, 0, sizeof(channel_positions));
+	int channels = 0;
+	while( channels < MAXCHANNELS ) {
+		int *positions = channel_positions[channels++];
+		for( int i=0; i<channels; ++i )
+			positions[i] = default_audio_channel_position(i, channels);
 	}
 }
 
@@ -333,30 +332,14 @@ int Preferences::load_defaults(BC_Hash *defaults)
 	strcpy(snapshot_path, "/tmp");
 	defaults->get("SNAPSHOT_PATH", snapshot_path);
 
-	for(int i = 0; i < MAXCHANNELS; i++)
-	{
+	for( int i=0; i<MAXCHANNELS; ++i ) {
 		char string2[BCTEXTLEN];
 		sprintf(string, "CHANNEL_POSITIONS%d", i);
-		print_channels(string2,
-			&channel_positions[i * MAXCHANNELS],
-			i + 1);
-
+		print_channels(string2, &channel_positions[i][0], i+1);
 		defaults->get(string, string2);
-
-		scan_channels(string2,
-			&channel_positions[i * MAXCHANNELS],
-			i + 1);
+		scan_channels(string2, &channel_positions[i][0], i+1);
 	}
-
-	brender_asset->load_defaults(defaults,
-		"BRENDER_",
-		1,
-		1,
-		1,
-		0,
-		0);
-
-
+	brender_asset->load_defaults(defaults, "BRENDER_", 1, 1, 1, 0, 0);
 
 	project_smp = defaults->get("PROJECT_SMP", project_smp);
 	force_uniprocessor = defaults->get("FORCE_UNIPROCESSOR", force_uniprocessor);
@@ -489,7 +472,7 @@ int Preferences::save_defaults(BC_Hash *defaults)
 	{
 		char string2[BCTEXTLEN];
 		sprintf(string, "CHANNEL_POSITIONS%d", i);
-		print_channels(string2, &channel_positions[i * MAXCHANNELS], i + 1);
+		print_channels(string2, &channel_positions[i][0], i + 1);
 		defaults->update(string, string2);
 	}
 
diff --git a/cinelerra-5.1/cinelerra/preferences.h b/cinelerra-5.1/cinelerra/preferences.h
index 55d47e89..8b1bb3b4 100644
--- a/cinelerra-5.1/cinelerra/preferences.h
+++ b/cinelerra-5.1/cinelerra/preferences.h
@@ -129,7 +129,7 @@ public:
 	int yuv_color_range;
 
 // Default positions for channels
-	int channel_positions[MAXCHANNELS * MAXCHANNELS];
+	int channel_positions[MAXCHANNELS][MAXCHANNELS];
 
 	Asset *brender_asset;
 	int use_brender;
diff --git a/cinelerra-5.1/cinelerra/render.C b/cinelerra-5.1/cinelerra/render.C
index 17fd1f89..5b352924 100644
--- a/cinelerra-5.1/cinelerra/render.C
+++ b/cinelerra-5.1/cinelerra/render.C
@@ -187,35 +187,7 @@ void MainPackageRenderer::set_progress(int64_t value)
 
 // If non interactive, print progress out
 	if(!render->progress)
-	{
-		int64_t current_eta = render->progress_timer->get_scaled_difference(1000);
-		if(current_eta - render->last_eta > 1000)
-		{
-			double eta = 0;
-
-
-			if(render->total_rendered)
-			{
-				eta = current_eta /
-					1000 *
-					render->progress_max /
-					render->total_rendered -
-					current_eta /
-					1000;
-			}
-
-			char string[BCTEXTLEN];
-			Units::totext(string,
-				eta,
-				TIME_HMS2);
-
-			printf("\r%d%% %s: %s      ",
-				(int)(100 * (float)render->total_rendered / render->progress_max),
-				_("ETA"), string);
-			fflush(stdout);
-			render->last_eta = current_eta;
-		}
-	}
+		render->show_progress();
 
 	render->counter_lock->unlock();
 
@@ -431,8 +403,6 @@ void Render::stop_operation()
 	}
 }
 
-
-
 int Render::check_asset(EDL *edl, Asset &asset)
 {
 	if(asset.video_data &&
@@ -528,6 +498,19 @@ void Render::stop_progress()
 	progress = 0;
 }
 
+void Render::show_progress()
+{
+	int64_t current_eta = progress_timer->get_scaled_difference(1000);
+	if (current_eta - last_eta < 1000 ) return;
+	double eta = !total_rendered ? 0 :
+		current_eta / 1000. * (progress_max / (double)total_rendered - 1.);
+	char string[BCTEXTLEN];  Units::totext(string, eta, TIME_HMS2);
+	printf("\r%d%% %s: %s      ",
+		(int)(100 * (float)total_rendered / progress_max), _("ETA"), string);
+	fflush(stdout);
+	last_eta = current_eta;
+}
+
 
 
 void Render::start_render()
@@ -879,8 +862,14 @@ printf("Render::render_single: Session finished.\n");
 
 
 
-		if(strategy == SINGLE_PASS_FARM || strategy == FILE_PER_LABEL_FARM)
-		{
+		if( strategy == SINGLE_PASS_FARM ||
+		    strategy == FILE_PER_LABEL_FARM ) {
+			if( !render->progress ) {
+				while( farm_server->active_clients() > 0 ) {
+					sleep(1);
+					render->show_progress();
+				}
+			}
 			farm_server->wait_clients();
 			render->result |= render->packages->packages_are_done();
 		}
diff --git a/cinelerra-5.1/cinelerra/render.h b/cinelerra-5.1/cinelerra/render.h
index 3b172983..ba7461ec 100644
--- a/cinelerra-5.1/cinelerra/render.h
+++ b/cinelerra-5.1/cinelerra/render.h
@@ -152,6 +152,7 @@ public:
 
 	void start_progress();
 	void stop_progress();
+	void show_progress();
 
 // Procedure the run function should use.
 	int mode;
diff --git a/cinelerra-5.1/cinelerra/renderfarm.C b/cinelerra-5.1/cinelerra/renderfarm.C
index f0131df9..9672b1af 100644
--- a/cinelerra-5.1/cinelerra/renderfarm.C
+++ b/cinelerra-5.1/cinelerra/renderfarm.C
@@ -115,6 +115,13 @@ int RenderFarmServer::wait_clients()
 	return 0;
 }
 
+int RenderFarmServer::active_clients()
+{
+	int n = 0;
+	for( int i=0; i<clients.size(); ++i )
+		if( clients[i]->running() ) ++n;
+	return n;
+}
 
 // Waits for requests from every client.
 // Joins when the client is finished.
diff --git a/cinelerra-5.1/cinelerra/renderfarm.h b/cinelerra-5.1/cinelerra/renderfarm.h
index ec7fb6a9..9418213a 100644
--- a/cinelerra-5.1/cinelerra/renderfarm.h
+++ b/cinelerra-5.1/cinelerra/renderfarm.h
@@ -181,6 +181,8 @@ public:
 	int start_clients();
 // The render farm must wait for all the clients to finish.
 	int wait_clients();
+// number of running clients
+	int active_clients();
 
 // Likewise the render farm must check the internal render loop before
 // dispatching the next job and whenever a client queries for errors.
diff --git a/cinelerra-5.1/cinelerra/setformat.C b/cinelerra-5.1/cinelerra/setformat.C
index 1ca51112..b70f6882 100644
--- a/cinelerra-5.1/cinelerra/setformat.C
+++ b/cinelerra-5.1/cinelerra/setformat.C
@@ -151,9 +151,9 @@ void SetFormatThread::apply_changes()
 
 	mwindow->undo->update_undo_before();
 
-	memcpy(&mwindow->preferences->channel_positions[MAXCHANNELS * (new_channels - 1)],
+	memcpy(&mwindow->preferences->channel_positions[new_channels - 1],
 		new_settings->session->achannel_positions,
-		sizeof(int) * MAXCHANNELS);
+		sizeof(mwindow->preferences->channel_positions[new_channels - 1]));
 
 
 	mwindow->edl->copy_session(new_settings, 1);
@@ -175,20 +175,6 @@ void SetFormatThread::update()
 	window->channels->update((int64_t)new_settings->session->audio_channels);
 	window->frame_rate->update((float)new_settings->session->frame_rate);
 
-	switch( new_settings->session->audio_channels ) {
-	case 6:
-		new_settings->session->achannel_positions[0] = 90;
-		new_settings->session->achannel_positions[1] = 150;
-		new_settings->session->achannel_positions[2] = 30;
-		new_settings->session->achannel_positions[3] = 210;
-		new_settings->session->achannel_positions[4] = 330;
-		new_settings->session->achannel_positions[5] = 270;
-		break;
-	case 2:
-		new_settings->session->achannel_positions[0] = 180;
-		new_settings->session->achannel_positions[1] = 0;
-		break;
-	}
 	auto_aspect = 0;
 	window->auto_aspect->update(0);
 
@@ -322,51 +308,38 @@ void SetFormatWindow::create_objects()
 
 
 
-	presets = new SetFormatPresets(mwindow,
-		this,
-		x,
-		y);
+	presets = new SetFormatPresets(mwindow, this, x, y);
 	presets->create_objects();
-	x = presets->x;
-	y = presets->y;
-
+	x = presets->x; //  y = presets->y;
 	y = mwindow->theme->setformat_y2;
 
-	add_subwindow(new BC_Title(mwindow->theme->setformat_x1,
-		y,
-		_("Audio"),
-		LARGEFONT));
+	add_subwindow(new BC_Title(mwindow->theme->setformat_x1, y,
+		_("Audio"), LARGEFONT));
 	y = mwindow->theme->setformat_y3;
 
-	add_subwindow(new BC_Title(mwindow->theme->setformat_x1,
-		y,
+	add_subwindow(new BC_Title(mwindow->theme->setformat_x1, y,
 		_("Samplerate:")));
 	add_subwindow(sample_rate = new SetSampleRateTextBox(thread,
 		mwindow->theme->setformat_x2,
 		y));
-	add_subwindow(new SampleRatePulldown(mwindow,
-		sample_rate,
-		mwindow->theme->setformat_x2 + sample_rate->get_w(),
-		y));
+	add_subwindow(new SampleRatePulldown(mwindow, sample_rate,
+		mwindow->theme->setformat_x2 + sample_rate->get_w(), y));
 
 	y += mwindow->theme->setformat_margin;
-	add_subwindow(new BC_Title(mwindow->theme->setformat_x1,
-		y,
+	add_subwindow(new BC_Title(mwindow->theme->setformat_x1, y,
 		_("Channels:")));
 	add_subwindow(channels = new SetChannelsTextBox(thread,
-		mwindow->theme->setformat_x2,
-		y));
-	add_subwindow(new BC_ITumbler(channels,
-		1,
-		MAXCHANNELS,
-		mwindow->theme->setformat_x2 + channels->get_w(),
-		y));
+		mwindow->theme->setformat_x2, y));
+	add_subwindow(new BC_ITumbler(channels, 1, MAXCHANNELS,
+		mwindow->theme->setformat_x2 + channels->get_w(), y));
 
 	y += mwindow->theme->setformat_margin;
-	add_subwindow(new BC_Title(mwindow->theme->setformat_x1,
-		y,
+	add_subwindow(new BC_Title(mwindow->theme->setformat_x1, y,
 		_("Channel positions:")));
 	y += mwindow->theme->setformat_margin;
+	add_subwindow(new SetChannelsReset(thread,
+		mwindow->theme->setformat_x1, y,
+		_("Reset")));
 	add_subwindow(canvas = new SetChannelsCanvas(mwindow,
 		thread,
 		mwindow->theme->setformat_channels_x,
@@ -377,12 +350,6 @@ void SetFormatWindow::create_objects()
 
 
 
-
-
-
-
-
-
 	y = mwindow->theme->setformat_y2;
 	add_subwindow(new BC_Title(mwindow->theme->setformat_x3,
 		y,
@@ -558,18 +525,6 @@ EDL* SetFormatPresets::get_edl()
 
 
 
-
-
-
-
-
-
-
-
-
-
-
-
 SetSampleRateTextBox::SetSampleRateTextBox(SetFormatThread *thread, int x, int y)
  : BC_TextBox(x, y, 100, 1, (int64_t)thread->new_settings->session->sample_rate)
 {
@@ -596,8 +551,8 @@ int SetChannelsTextBox::handle_event()
 	if(new_channels > 0)
 	{
 		memcpy(thread->new_settings->session->achannel_positions,
-			&thread->mwindow->preferences->channel_positions[MAXCHANNELS * (new_channels - 1)],
-			sizeof(int) * MAXCHANNELS);
+			&thread->mwindow->preferences->channel_positions[new_channels - 1],
+			sizeof(thread->new_settings->session->achannel_positions));
 	}
 
 
@@ -605,17 +560,25 @@ int SetChannelsTextBox::handle_event()
 	return 1;
 }
 
+SetChannelsReset::SetChannelsReset(SetFormatThread *thread, int x, int y, const char *text)
+ : BC_GenericButton(x, y, text)
+{
+	this->thread = thread;
+}
+
+int SetChannelsReset::handle_event()
+{
+	int channels = thread->new_settings->session->audio_channels;
+	int *achannels = thread->new_settings->session->achannel_positions;
+	for( int i=0; i<MAX_CHANNELS; ++i )
+		achannels[i] = default_audio_channel_position(i, channels);
+	thread->window->canvas->draw();
+	return 1;
+}
 
 SetChannelsCanvas::SetChannelsCanvas(MWindow *mwindow,
-	SetFormatThread *thread,
-	int x,
-	int y,
-	int w,
-	int h)
- : BC_SubWindow(x,
- 	y,
-	w,
-	h)
+	SetFormatThread *thread, int x, int y, int w, int h)
+ : BC_SubWindow(x, y, w, h)
 {
 	this->thread = thread;
 	this->mwindow = mwindow;
@@ -755,9 +718,9 @@ int SetChannelsCanvas::cursor_motion_event()
 		{
 			thread->new_settings->session->achannel_positions[active_channel] = new_d;
 			int new_channels = thread->new_settings->session->audio_channels;
-			memcpy(&thread->mwindow->preferences->channel_positions[MAXCHANNELS * (new_channels - 1)],
+			memcpy(&thread->mwindow->preferences->channel_positions[new_channels - 1],
 				thread->new_settings->session->achannel_positions,
-				sizeof(int) * MAXCHANNELS);
+				sizeof(thread->mwindow->preferences->channel_positions[new_channels - 1]));
 			draw(thread->new_settings->session->achannel_positions[active_channel]);
 		}
 		return 1;
@@ -766,13 +729,6 @@ int SetChannelsCanvas::cursor_motion_event()
 }
 
 
-
-
-
-
-
-
-
 SetFrameRateTextBox::SetFrameRateTextBox(SetFormatThread *thread, int x, int y)
  : BC_TextBox(x, y, 100, 1, (float)thread->new_settings->session->frame_rate)
 {
@@ -848,7 +804,6 @@ int ScaleRatioText::handle_event()
 }
 
 
-
 ScaleAspectAuto::ScaleAspectAuto(int x, int y, SetFormatThread *thread)
  : BC_CheckBox(x, y, thread->auto_aspect, _("Auto"))
 {
@@ -883,10 +838,6 @@ int ScaleAspectText::handle_event()
 }
 
 
-
-
-
-
 SetFormatApply::SetFormatApply(int x, int y, SetFormatThread *thread)
  : BC_GenericButton(x, y, _("Apply"))
 {
@@ -900,17 +851,6 @@ int SetFormatApply::handle_event()
 }
 
 
-
-
-
-
-
-
-
-
-
-
-
 FormatSwapExtents::FormatSwapExtents(MWindow *mwindow,
 	SetFormatThread *thread,
 	SetFormatWindow *gui,
@@ -937,6 +877,3 @@ int FormatSwapExtents::handle_event()
 	return 1;
 }
 
-
-
-
diff --git a/cinelerra-5.1/cinelerra/setformat.h b/cinelerra-5.1/cinelerra/setformat.h
index bb15cde3..89ede118 100644
--- a/cinelerra-5.1/cinelerra/setformat.h
+++ b/cinelerra-5.1/cinelerra/setformat.h
@@ -94,6 +94,14 @@ public:
 	MWindow *mwindow;
 };
 
+class SetChannelsReset : public BC_GenericButton
+{
+public:
+	SetChannelsReset(SetFormatThread *thread, int x, int y, const char *text);
+	int handle_event();
+
+	SetFormatThread *thread;
+};
 
 class SetChannelsCanvas : public BC_SubWindow
 {
diff --git a/cinelerra-5.1/cinelerra/ydiff.C b/cinelerra-5.1/cinelerra/ydiff.C
index 403acd2d..ebf1e755 100644
--- a/cinelerra-5.1/cinelerra/ydiff.C
+++ b/cinelerra-5.1/cinelerra/ydiff.C
@@ -482,7 +482,7 @@ int main(int ac, char **av)
 //  if( a.ctx->codec_id != b.ctx->codec_id ) { printf("codec mismatch\n"); return 1;}
   if( a.width != b.width ) { printf("width mismatch\n"); return 1;}
   if( a.height != b.height ) { printf("height mismatch\n"); return 1;}
-  if( a.frame_rate != b.frame_rate ) { printf("framerate mismatch\n"); return 1;}
+//  if( a.frame_rate != b.frame_rate ) { printf("framerate mismatch\n"); return 1;}
 //  if( a.pix_fmt != b.pix_fmt ) { printf("format mismatch\n"); return 1;}
 
   signal(SIGINT,sigint);
diff --git a/cinelerra-5.1/guicast/bctrace.C b/cinelerra-5.1/guicast/bctrace.C
index 70c7a406..027379bc 100644
--- a/cinelerra-5.1/guicast/bctrace.C
+++ b/cinelerra-5.1/guicast/bctrace.C
@@ -345,7 +345,6 @@ void BC_Trace::unset_temp(char *string)
 
 TheLock TheLocker::the_lock;
 TheList TheList::the_list;
-TheChk TheChk::the_chk;
 
 int lock_item::table_id = 0;
 
diff --git a/cinelerra-5.1/guicast/bctrace.h b/cinelerra-5.1/guicast/bctrace.h
index fc35817e..8cf58285 100644
--- a/cinelerra-5.1/guicast/bctrace.h
+++ b/cinelerra-5.1/guicast/bctrace.h
@@ -220,24 +220,17 @@ public:
 	static void dbg_add(pthread_t tid, pthread_t owner, const char *nm);
 	static void dbg_del(pthread_t tid);
 	static void reset() { the_list.remove_all_objects(); TheLocker::reset(); }
-	 TheList() {}
-	~TheList() { reset(); }
-};
-
-class TheChk {
-public:
-	static TheChk the_chk;
-
-	TheChk() {}
-	~TheChk() {
-		int i = TheList::the_list.size();
+	void check() {
+		int i = the_list.size();
 		if( !i ) return;
 		printf("unjoined tids / owner %d\n", i);
 		while( --i >= 0 ) printf("  %016lx / %016lx %s\n",
-			(unsigned long)TheList::the_list[i]->tid,
-			(unsigned long)TheList::the_list[i]->owner,
-			TheList::the_list[i]->name);
+			(unsigned long)the_list[i]->tid,
+			(unsigned long)the_list[i]->owner,
+			the_list[i]->name);
 	}
+	 TheList() {}
+	~TheList() { check(); reset(); }
 };
 
 #endif
diff --git a/cinelerra-5.1/guicast/bcwindowbase.C b/cinelerra-5.1/guicast/bcwindowbase.C
index a3719e59..597a0ec9 100644
--- a/cinelerra-5.1/guicast/bcwindowbase.C
+++ b/cinelerra-5.1/guicast/bcwindowbase.C
@@ -3357,6 +3357,14 @@ int BC_WindowBase::ungrab(BC_WindowBase *window)
 	this->grab_active = 0;
 	return 1;
 }
+int BC_WindowBase::grab_event_count()
+{
+	int result = 0;
+#ifndef SINGLE_THREAD
+	result = grab_active->get_event_count();
+#endif
+	return result;
+}
 int BC_WindowBase::grab_buttons()
 {
 	XSync(top_level->display, False);
diff --git a/cinelerra-5.1/guicast/bcwindowbase.h b/cinelerra-5.1/guicast/bcwindowbase.h
index 717f2545..82e6d57c 100644
--- a/cinelerra-5.1/guicast/bcwindowbase.h
+++ b/cinelerra-5.1/guicast/bcwindowbase.h
@@ -461,6 +461,7 @@ public:
 // Reroute toplevel events
 	int grab(BC_WindowBase *window);
 	int ungrab(BC_WindowBase *window);
+	int grab_event_count();
 // Grab button events
 	int grab_buttons();
 	void ungrab_buttons();
diff --git a/cinelerra-5.1/plugins/crikey/crikeywindow.C b/cinelerra-5.1/plugins/crikey/crikeywindow.C
index a289a6d1..2c8f6d86 100644
--- a/cinelerra-5.1/plugins/crikey/crikeywindow.C
+++ b/cinelerra-5.1/plugins/crikey/crikeywindow.C
@@ -62,7 +62,7 @@ int CriKeyPointX::handle_event()
 		points->set_point(hot_point, PT_X, v);
 	}
 	points->update_list();
-	gui->plugin->send_configure_change();
+	gui->send_configure_change();
 	return 1;
 }
 int CriKeyPointY::handle_event()
@@ -76,7 +76,7 @@ int CriKeyPointY::handle_event()
 		points->set_point(hot_point, PT_Y, v);
 	}
 	points->update_list();
-	gui->plugin->send_configure_change();
+	gui->send_configure_change();
 	return 1;
 }
 
@@ -106,7 +106,7 @@ void CriKeyDrawMode::update(int mode, int send)
 	this->mode = mode;
 	set_text(draw_modes[mode]);
 	gui->plugin->config.draw_mode = mode;
-	if( send ) gui->plugin->send_configure_change();
+	if( send ) gui->send_configure_change();
 }
 
 CriKeyColorButton::CriKeyColorButton(CriKeyWindow *gui, int x, int y)
@@ -139,7 +139,7 @@ void CriKeyColorPicker::handle_done_event(int result)
 	gui->lock_window("CriKeyColorPicker::handle_done_event");
 	gui->update_color(color);
 	gui->plugin->config.color = color;
-	gui->plugin->send_configure_change();
+	gui->send_configure_change();
 	gui->unlock_window();
 }
 
@@ -150,7 +150,7 @@ int CriKeyColorPicker::handle_new_color(int color, int alpha)
 	gui->update_color(this->color = color);
 	gui->flush();
 	gui->plugin->config.color = color;
-	gui->plugin->send_configure_change();
+	gui->send_configure_change();
 	gui->unlock_window();
 	return 1;
 }
@@ -179,6 +179,7 @@ CriKeyWindow::CriKeyWindow(CriKey *plugin)
 	this->drag = 0;       this->dragging = 0;
 	this->last_x = 0;     this->last_y = 0;
 	this->points = 0;     this->cur_point = 0;
+	this->pending_config = 0;
 }
 
 CriKeyWindow::~CriKeyWindow()
@@ -243,13 +244,26 @@ void CriKeyWindow::create_objects()
 	show_window(1);
 }
 
+void CriKeyWindow::send_configure_change()
+{
+	pending_config = 0;
+	plugin->send_configure_change();
+}
+int CriKeyWindow::check_configure_change(int ret)
+{
+	if( pending_config && !grab_event_count() )
+		send_configure_change();
+	return ret;
+}
+
 int CriKeyWindow::grab_event(XEvent *event)
 {
 	switch( event->type ) {
 	case ButtonPress: break;
 	case ButtonRelease: break;
 	case MotionNotify: break;
-	default: return 0;
+	default:
+		return check_configure_change(0);
 	}
 
 	MWindow *mwindow = plugin->server->mwindow;
@@ -260,24 +274,25 @@ int CriKeyWindow::grab_event(XEvent *event)
 	cy -= mwindow->theme->ccanvas_y;
 
 	if( !dragging ) {
-		if( cx < 0 || cx >= mwindow->theme->ccanvas_w ) return 0;
-		if( cy < 0 || cy >= mwindow->theme->ccanvas_h ) return 0;
+		if( cx < 0 || cx >= mwindow->theme->ccanvas_w ||
+		    cy < 0 || cy >= mwindow->theme->ccanvas_h )
+			return check_configure_change(0);
 	}
 
 	switch( event->type ) {
 	case ButtonPress:
-		if( dragging ) return 0;
+		if( dragging ) return check_configure_change(0);
 		dragging = event->xbutton.state & ShiftMask ? -1 : 1;
 		break;
 	case ButtonRelease:
-		if( !dragging ) return 0;
+		if( !dragging ) return check_configure_change(0);
 		dragging = 0;
 		return 1;
 	case MotionNotify:
-		if( !dragging ) return 0;
+		if( !dragging ) return check_configure_change(0);
 		break;
 	default:
-		return 0;
+		return check_configure_change(0);
 	}
 
 	float cursor_x = cx, cursor_y = cy;
@@ -357,7 +372,10 @@ int CriKeyWindow::grab_event(XEvent *event)
 	}
 
 	last_x = output_x;  last_y = output_y;
-	plugin->send_configure_change();
+	if( !grab_event_count() ) 
+		send_configure_change();
+	else
+		pending_config = 1;
 	return 1;
 }
 
@@ -412,7 +430,7 @@ int CriKeyPoints::handle_event()
 	gui->point_y->update(y_text);
 	plugin->config.selected = hot_point;
 	update(hot_point);
-	gui->plugin->send_configure_change();
+	gui->send_configure_change();
 	return 1;
 }
 
@@ -525,7 +543,7 @@ int CriKeyThreshold::handle_event()
 {
 	float v = get_value();
 	gui->plugin->config.threshold = v;
-	gui->plugin->send_configure_change();
+	gui->send_configure_change();
 	return 1;
 }
 
@@ -551,7 +569,7 @@ int CriKeyPointUp::handle_event()
 		gui->plugin->config.selected = hot_point;
 		gui->points->update(hot_point);
 	}
-	gui->plugin->send_configure_change();
+	gui->send_configure_change();
 	return 1;
 }
 
@@ -575,7 +593,7 @@ int CriKeyPointDn::handle_event()
 		gui->plugin->config.selected = hot_point;
 		gui->points->update(hot_point);
 	}
-	gui->plugin->send_configure_change();
+	gui->send_configure_change();
 	return 1;
 }
 
@@ -597,7 +615,7 @@ int CriKeyDrag::handle_event()
 	else
 		gui->ungrab(cwindow_gui);
 	gui->plugin->config.drag = value;
-	gui->plugin->send_configure_change();
+	gui->send_configure_change();
 	return 1;
 }
 
@@ -614,7 +632,7 @@ int CriKeyNewPoint::handle_event()
 {
 	int k = plugin->new_point();
 	gui->points->update(k);
-	gui->plugin->send_configure_change();
+	gui->send_configure_change();
 	return 1;
 }
 
@@ -637,7 +655,7 @@ int CriKeyDelPoint::handle_event()
 		if( hot_point >= n && hot_point > 0 ) --hot_point;
 		gui->plugin->config.selected = hot_point;
 		gui->points->update(hot_point);
-		gui->plugin->send_configure_change();
+		gui->send_configure_change();
 	}
 	return 1;
 }
diff --git a/cinelerra-5.1/plugins/crikey/crikeywindow.h b/cinelerra-5.1/plugins/crikey/crikeywindow.h
index 46646fd2..01ab8d5a 100644
--- a/cinelerra-5.1/plugins/crikey/crikeywindow.h
+++ b/cinelerra-5.1/plugins/crikey/crikeywindow.h
@@ -227,6 +227,8 @@ public:
 	void start_color_thread();
 	int grab_event(XEvent *event);
 	void done_event(int result);
+	int check_configure_change(int ret);
+	void send_configure_change();
 
 	CriKey *plugin;
 	CriKeyThreshold *threshold;
@@ -243,7 +245,7 @@ public:
 	CriKeyPointUp *point_up;
 	CriKeyPointDn *point_dn;
 	CriKeyCurPoint *cur_point;
-	int dragging;
+	int dragging, pending_config;
 	float last_x, last_y;
 	CriKeyDrag *drag;
 	CriKeyPoints *points;
diff --git a/cinelerra-5.1/plugins/titler/titlerwindow.C b/cinelerra-5.1/plugins/titler/titlerwindow.C
index c816d607..ada5a6a5 100644
--- a/cinelerra-5.1/plugins/titler/titlerwindow.C
+++ b/cinelerra-5.1/plugins/titler/titlerwindow.C
@@ -115,6 +115,7 @@ TitleWindow::TitleWindow(TitleMain *client)
 	background = 0;
 	background_path = 0;
 	loop_playback = 0;
+	pending_config = 0;
 }
 
 void TitleWindow::done_event(int result)
@@ -314,7 +315,7 @@ void TitleWindow::create_objects()
 	x1 += motion_title->get_w()+margin;
 	motion = new TitleMotion(client, this, x1, y);
 	motion->create_objects();
-	add_tool(loop = new TitleLoop(client, x, y1));
+	add_tool(loop = new TitleLoop(client, this, x, y1));
 	x = margin;    y = y1 + loop->get_h()+20;
 
 	add_tool(dropshadow_title = new BC_Title(x, y, _("Drop shadow:")));
@@ -369,9 +370,9 @@ void TitleWindow::create_objects()
 	x += stroker->get_w() + margin;
 #endif
 	y += outline_title->get_h() + margin;
-	add_tool(timecode = new TitleTimecode(client, x1=x, y));
+	add_tool(timecode = new TitleTimecode(client, this, x1=x, y));
 	x += timecode->get_w() + margin;
-	add_tool(timecode_format = new TitleTimecodeFormat(client, x, y,
+	add_tool(timecode_format = new TitleTimecodeFormat(client, this, x, y,
 		Units::print_time_format(client->config.timecode_format, string)));
 	timecode_format->create_objects();
 	y += timecode_format->get_h() + margin;
@@ -385,7 +386,7 @@ void TitleWindow::create_objects()
 		client->server->mwindow->theme, this, background_path,
 		x, y, "", _("background media"), _("Select background media path")));
 	x += background_browse->get_w() + 3*margin;
-	add_tool(loop_playback = new TitleLoopPlayback(client, x, y));
+	add_tool(loop_playback = new TitleLoopPlayback(client, this, x, y));
 	y += loop_playback->get_h() + 10;
 
 	x = 10;
@@ -468,13 +469,26 @@ int TitleWindow::resize_event(int w, int h)
 	return 1;
 }
 
+void TitleWindow::send_configure_change()
+{
+	pending_config = 0;
+	client->send_configure_change();
+}
+int TitleWindow::check_configure_change(int ret)
+{
+	if( pending_config && !grab_event_count() )
+		send_configure_change();
+	return ret;
+}
+
 int TitleWindow::grab_event(XEvent *event)
 {
 	switch( event->type ) {
 	case ButtonPress: break;
 	case ButtonRelease: break;
 	case MotionNotify: break;
-	default: return 0;
+	default:
+		return check_configure_change(0);
 	}
 
 	MWindow *mwindow = client->server->mwindow;
@@ -485,8 +499,9 @@ int TitleWindow::grab_event(XEvent *event)
 	cy -= mwindow->theme->ccanvas_y;
 
 	if( !dragging ) {
-		if( cx < 0 || cx >= mwindow->theme->ccanvas_w ) return 0;
-		if( cy < 0 || cy >= mwindow->theme->ccanvas_h ) return 0;
+		if( cx < 0 || cx >= mwindow->theme->ccanvas_w ||
+		    cy < 0 || cy >= mwindow->theme->ccanvas_h )
+			return check_configure_change(0);
 	}
 
 	switch( event->type ) {
@@ -494,14 +509,14 @@ int TitleWindow::grab_event(XEvent *event)
 		if( !dragging ) break;
 		return 1;
 	case ButtonRelease:
-		if( !dragging ) return 0;
+		if( !dragging ) return check_configure_change(0);
 		dragging = 0;
 		return 1;
 	case MotionNotify:
-		if( !dragging ) return 0;
+		if( !dragging ) return check_configure_change(0);
 		break;
 	default:
-		return 0;
+		return check_configure_change(0);
 	}
 
 	float cursor_x = cx, cursor_y = cy;
@@ -618,7 +633,10 @@ int TitleWindow::grab_event(XEvent *event)
 		this->title_y->update((int64_t)(client->config.title_y += dy));
 		}
 	}
-	client->send_configure_change();
+	if( !grab_event_count() )
+		send_configure_change();
+	else
+		pending_config = 1;
 	return 1;
 }
 
@@ -637,7 +655,7 @@ void TitleWindow::previous_font()
 	font->update(fonts.values[current_font]->get_text());
 	strcpy(client->config.font, fonts.values[current_font]->get_text());
 	check_style(client->config.font,1);
-	client->send_configure_change();
+	send_configure_change();
 }
 
 void  TitleWindow::next_font()
@@ -655,7 +673,7 @@ void  TitleWindow::next_font()
 	font->update(fonts.values[current_font]->get_text());
 	strcpy(client->config.font, fonts.values[current_font]->get_text());
 	check_style(client->config.font,1);
-	client->send_configure_change();
+	send_configure_change();
 }
 
 int TitleWindow::insert_ibeam(const char *txt, int ofs)
@@ -672,7 +690,7 @@ int TitleWindow::insert_ibeam(const char *txt, int ofs)
 		ibeam = client->config.wlen;
 	text->wset_selection(-1, -1, ibeam);
 	text->update(client->config.wtext);
-	client->send_configure_change();
+	send_configure_change();
 	return 1;
 }
 
@@ -796,7 +814,7 @@ int TitleSizeTumble::handle_up_event()
 
 	client->config.size = atoi(window->sizes.get(current_index)->get_text());
 	window->size->update(client->config.size);
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -819,7 +837,7 @@ int TitleSizeTumble::handle_down_event()
 
 	client->config.size = atoi(window->sizes.get(current_index)->get_text());
 	window->size->update(client->config.size);
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -835,7 +853,7 @@ int TitleBold::handle_event()
 	client->config.style =
 		(client->config.style & ~BC_FONT_BOLD) |
 			(get_value() ? BC_FONT_BOLD : 0);
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -850,7 +868,7 @@ int TitleItalic::handle_event()
 	client->config.style =
 		(client->config.style & ~BC_FONT_ITALIC) |
 			(get_value() ? BC_FONT_ITALIC : 0);
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -869,7 +887,7 @@ int TitleSize::handle_event()
 {
 	client->config.size = atol(get_text());
 //printf("TitleSize::handle_event 1 %s\n", get_text());
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 void TitleSize::update(int size)
@@ -896,7 +914,7 @@ TitlePitch::
 int TitlePitch::handle_event()
 {
 	*value = atol(get_text());
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -937,25 +955,27 @@ TitleMotion::TitleMotion(TitleMain *client, TitleWindow *window, int x, int y)
 int TitleMotion::handle_event()
 {
 	client->config.motion_strategy = client->text_to_motion(get_text());
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
-TitleLoop::TitleLoop(TitleMain *client, int x, int y)
+TitleLoop::TitleLoop(TitleMain *client, TitleWindow *window, int x, int y)
  : BC_CheckBox(x, y, client->config.loop, _("Loop"))
 {
 	this->client = client;
+	this->window = window;
 }
 int TitleLoop::handle_event()
 {
 	client->config.loop = get_value();
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
-TitleTimecode::TitleTimecode(TitleMain *client, int x, int y)
+TitleTimecode::TitleTimecode(TitleMain *client, TitleWindow *window, int x, int y)
  : BC_CheckBox(x, y, client->config.timecode, _("Stamp timecode"))
 {
 	this->client = client;
+	this->window = window;
 }
 int TitleTimecode::handle_event()
 {
@@ -964,16 +984,18 @@ int TitleTimecode::handle_event()
 	return 1;
 }
 
-TitleTimecodeFormat::TitleTimecodeFormat(TitleMain *client, int x, int y, const char *text)
+TitleTimecodeFormat::TitleTimecodeFormat(TitleMain *client, TitleWindow *window,
+		int x, int y, const char *text)
  : BC_PopupMenu(x, y, 100, text, 1)
 {
 	this->client = client;
+	this->window = window;
 }
 
 int TitleTimecodeFormat::handle_event()
 {
 	client->config.timecode_format = Units::text_to_format(get_text());
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1012,7 +1034,7 @@ TitleFade::TitleFade(TitleMain *client, TitleWindow *window,
 int TitleFade::handle_event()
 {
 	*value = atof(get_text());
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1058,7 +1080,7 @@ int TitleFont::handle_event()
 {
 	strcpy(client->config.font, get_text());
 	window->check_style(client->config.font, 1);
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1103,7 +1125,7 @@ int TitleText::handle_event()
 	client->config.wtext[len-1] = 0;
 	client->config.wlen = wcslen(client->config.wtext);
 	window->update_stats();
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 TitleTextChars::TitleTextChars(int x, int y, int w)
@@ -1145,7 +1167,7 @@ TitleDropShadow::TitleDropShadow(TitleMain *client, TitleWindow *window, int x,
 int TitleDropShadow::handle_event()
 {
 	client->config.dropshadow = atol(get_text());
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1160,7 +1182,7 @@ TitleOutline::TitleOutline(TitleMain *client, TitleWindow *window, int x, int y)
 int TitleOutline::handle_event()
 {
 	client->config.outline_size = atol(get_text());
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1179,7 +1201,7 @@ int TitleStroker::handle_event()
 		client->config.style |= BC_FONT_OUTLINE;
 	else
 		client->config.style &= ~BC_FONT_OUTLINE;
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1194,7 +1216,7 @@ TitleX::TitleX(TitleMain *client, TitleWindow *window, int x, int y)
 int TitleX::handle_event()
 {
 	client->config.title_x = atol(get_text());
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1208,7 +1230,7 @@ TitleY::TitleY(TitleMain *client, TitleWindow *window, int x, int y)
 int TitleY::handle_event()
 {
 	client->config.title_y = atol(get_text());
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1222,7 +1244,7 @@ TitleW::TitleW(TitleMain *client, TitleWindow *window, int x, int y)
 int TitleW::handle_event()
 {
 	client->config.title_w = atol(get_text());
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1236,7 +1258,7 @@ TitleH::TitleH(TitleMain *client, TitleWindow *window, int x, int y)
 int TitleH::handle_event()
 {
 	client->config.title_h = atol(get_text());
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1245,6 +1267,7 @@ TitleSpeed::TitleSpeed(TitleMain *client, TitleWindow *window, int x, int y)
 	(float)0, (float)1000, x, y, 100)
 {
 	this->client = client;
+	this->window = window;
 	set_precision(2);
 	set_increment(10);
 }
@@ -1253,7 +1276,7 @@ TitleSpeed::TitleSpeed(TitleMain *client, TitleWindow *window, int x, int y)
 int TitleSpeed::handle_event()
 {
 	client->config.pixels_per_second = atof(get_text());
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1268,7 +1291,7 @@ int TitleLeft::handle_event()
 {
 	client->config.hjustification = JUSTIFY_LEFT;
 	window->update_justification();
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1282,7 +1305,7 @@ int TitleCenter::handle_event()
 {
 	client->config.hjustification = JUSTIFY_CENTER;
 	window->update_justification();
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1296,7 +1319,7 @@ int TitleRight::handle_event()
 {
 	client->config.hjustification = JUSTIFY_RIGHT;
 	window->update_justification();
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1312,7 +1335,7 @@ int TitleTop::handle_event()
 {
 	client->config.vjustification = JUSTIFY_TOP;
 	window->update_justification();
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1326,7 +1349,7 @@ int TitleMid::handle_event()
 {
 	client->config.vjustification = JUSTIFY_MID;
 	window->update_justification();
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1340,7 +1363,7 @@ int TitleBottom::handle_event()
 {
 	client->config.vjustification = JUSTIFY_BOTTOM;
 	window->update_justification();
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1370,7 +1393,7 @@ int TitleColorThread::handle_new_color(int output, int alpha)
 	window->flush();
 	window->unlock_window();
 
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1394,7 +1417,7 @@ int TitleDrag::handle_event()
 	else
 		window->ungrab(cwindow_gui);
 	client->config.drag = value;
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1408,7 +1431,7 @@ TitleBackground::TitleBackground(TitleMain *client, TitleWindow *window, int x,
 int TitleBackground::handle_event()
 {
 	client->config.background = get_value();
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
@@ -1422,19 +1445,20 @@ TitleBackgroundPath::TitleBackgroundPath(TitleMain *client, TitleWindow *window,
 int TitleBackgroundPath::handle_event()
 {
 	strncpy(client->config.background_path, get_text(), sizeof(client->config.background_path));
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
-TitleLoopPlayback::TitleLoopPlayback(TitleMain *client, int x, int y)
+TitleLoopPlayback::TitleLoopPlayback(TitleMain *client, TitleWindow *window, int x, int y)
  : BC_CheckBox(x, y, client->config.loop_playback, _("Loop playback"))
 {
 	this->client = client;
+	this->window = window;
 }
 int TitleLoopPlayback::handle_event()
 {
 	client->config.loop_playback = get_value();
-	client->send_configure_change();
+	window->send_configure_change();
 	return 1;
 }
 
diff --git a/cinelerra-5.1/plugins/titler/titlerwindow.h b/cinelerra-5.1/plugins/titler/titlerwindow.h
index 96086c5e..9752b5f9 100644
--- a/cinelerra-5.1/plugins/titler/titlerwindow.h
+++ b/cinelerra-5.1/plugins/titler/titlerwindow.h
@@ -98,6 +98,8 @@ public:
 	void check_style(const char *font_name, int update);
 	int insert_ibeam(const char *txt, int ofs=0);
 	void done_event(int result);
+	void send_configure_change();
+	int check_configure_change(int ret);
 
 	TitleMain *client;
 
@@ -130,7 +132,7 @@ public:
 	int color_x, color_y;
 	int outline_color_x, outline_color_y;
 	int drag_dx, drag_dy, dragging;
-	int cur_ibeam;
+	int cur_ibeam, pending_config;
 
 	BC_Title *size_title;
 	TitleSize *size;
@@ -293,7 +295,7 @@ public:
 class TitleLoop : public BC_CheckBox
 {
 public:
-	TitleLoop(TitleMain *client, int x, int y);
+	TitleLoop(TitleMain *client, TitleWindow *window, int x, int y);
 	int handle_event();
 	TitleMain *client;
 	TitleWindow *window;
@@ -301,7 +303,7 @@ public:
 class TitleLinePitch : public BC_CheckBox
 {
 public:
-	TitleLinePitch(TitleMain *client, int x, int y);
+	TitleLinePitch(TitleMain *client, TitleWindow *window, int x, int y);
 	int handle_event();
 	TitleMain *client;
 	TitleWindow *window;
@@ -310,19 +312,21 @@ public:
 class TitleTimecode : public BC_CheckBox
 {
 public:
-	TitleTimecode(TitleMain *client, int x, int y);
+	TitleTimecode(TitleMain *client, TitleWindow *window, int x, int y);
 	int handle_event();
 	TitleMain *client;
+	TitleWindow *window;
 };
 
 class TitleTimecodeFormat : public BC_PopupMenu
 {
 public:
-	TitleTimecodeFormat(TitleMain *client, int x, int y, const char *text);
+	TitleTimecodeFormat(TitleMain *client, TitleWindow *window, int x, int y, const char *text);
 	void create_objects();
 	int update(int timecode_format);
 	int handle_event();
 	TitleMain *client;
+	TitleWindow *window;
 };
 
 class TitleFade : public BC_TextBox
@@ -437,6 +441,7 @@ public:
 	TitleSpeed(TitleMain *client, TitleWindow *window, int x, int y);
 	int handle_event();
 	TitleMain *client;
+	TitleWindow *window;
 };
 
 class TitleLeft : public BC_Radial
@@ -516,7 +521,7 @@ public:
 class TitleLoopPlayback : public BC_CheckBox
 {
 public:
-	TitleLoopPlayback(TitleMain *client, int x, int y);
+	TitleLoopPlayback(TitleMain *client, TitleWindow *window, int x, int y);
 	int handle_event();
 	TitleMain *client;
 	TitleWindow *window;
diff --git a/cinelerra-5.1/thirdparty/Makefile b/cinelerra-5.1/thirdparty/Makefile
index e2d2d4d4..8faa94dd 100644
--- a/cinelerra-5.1/thirdparty/Makefile
+++ b/cinelerra-5.1/thirdparty/Makefile
@@ -105,8 +105,6 @@ esound.cfg_vars+= AUDIOFILE_LIBS="$(call ld_path,audiofile,libaudiofile/.libs)"
 esound.cfg_params= --enable-shared=no --with-pic
 esound.mak_vars+= CFLAGS="" 
 esound.ldflags=" -lm -lstdc++"
-faac.cfg_params= --enable-shared=no --without-mp4v2
-faad2.cfg_params= --enable-shared=no
 #fdk.cfg_vars= ./autogen.sh ; CFLAGS+=" -Wno-narrowing" CXXFLAGS+=" -Wno-narrowing"
 fdk.cfg_params= --enable-shared=no
 fdk.mak_params= ; for f in $(call bld_path,fdk,/lib*/include); do ln -s . $$$$f/fdk-aac; done
@@ -203,7 +201,6 @@ libtheora.cfg_params?= --disable-examples --disable-spec --enable-shared=no
 libuuid.cfg_params?=--enable-shared=no
 libvorbis.cfg_params?= --disable-oggtest --enable-shared=no
 openjpeg.cfg_params?= -DBUILD_SHARED_LIBS:BOOL=OFF
-openjpeg.cfg_params?= -DBUILD_SHARED_LIBS:BOOL=OFF
 openjpeg.cfg_vars?=$(call cmake_config,.)
 openjpeg.mak_params?= ; cd $(call bld_path,openjpeg,src/lib/openjp2); ln -sf . openjpeg-2.1
 opencv.cfg_vars?=$(call cmake_config,.)
@@ -242,10 +239,8 @@ $(call rules,$(call std-build,djbfft))
 $(call rules,$(call std-build,audiofile))
 $(call rules,$(call std-build,encore))
 $(call rules,$(call std-build,esound,audiofile))
-$(call rules,$(call std-build,faac))
-$(call rules,$(call std-build,faad2))
 $(call rules,$(call std-build,fdk))
-$(call rules,$(call std-build,ffmpeg, faad2 faac fdk twolame lame openjpeg opus libtheora x264 x265 libvpx))
+$(call rules,$(call std-build,ffmpeg, fdk twolame lame openjpeg opus libtheora x264 x265 libvpx))
 $(call rules,$(call std-build,fftw))
 $(call rules,$(call std-build,flac,libogg))
 $(call rules,$(call std-build,giflib))