From 9ffdfbe8e6fa7daaad4dcfdd46b6ac7b6e7a47e8 Mon Sep 17 00:00:00 2001
From: Good Guy <good1.2guy@gmail.com>
Date: Sun, 28 Jun 2020 20:20:34 -0600
Subject: [PATCH] improve delays created by vicon drawing locks, reset_cache
 segv fix, gang track tooltip tweak, shift track zoom sets default, resize
 mwindow ffmpeg/shbtn position fix, fix x10tv init malloc abort, add
 BC_TRACE_XERROR stack trace

---
 cinelerra-5.1/cinelerra/awindowgui.C   | 29 +++++++++++++-------------
 cinelerra-5.1/cinelerra/awindowgui.h   |  5 ++---
 cinelerra-5.1/cinelerra/editpanel.C    | 10 ++++++++-
 cinelerra-5.1/cinelerra/editpanel.h    |  1 +
 cinelerra-5.1/cinelerra/edl.inc        |  1 +
 cinelerra-5.1/cinelerra/localsession.C |  4 ++--
 cinelerra-5.1/cinelerra/mwindow.C      |  9 +++++---
 cinelerra-5.1/cinelerra/mwindowgui.C   |  2 +-
 cinelerra-5.1/cinelerra/mwindowmove.C  | 16 ++++++--------
 cinelerra-5.1/cinelerra/x10tv.C        |  2 +-
 cinelerra-5.1/cinelerra/zoombar.C      |  6 ++++++
 cinelerra-5.1/guicast/bcsignals.C      |  8 +++++++
 12 files changed, 58 insertions(+), 35 deletions(-)

diff --git a/cinelerra-5.1/cinelerra/awindowgui.C b/cinelerra-5.1/cinelerra/awindowgui.C
index a0a2d5cf..d71d1588 100644
--- a/cinelerra-5.1/cinelerra/awindowgui.C
+++ b/cinelerra-5.1/cinelerra/awindowgui.C
@@ -29,8 +29,9 @@
 #include "awindow.h"
 #include "awindowgui.h"
 #include "bccmodels.h"
-#include "bcsignals.h"
 #include "bchash.h"
+#include "bcsignals.h"
+#include "bctimer.h"
 #include "binfolder.h"
 #include "cache.h"
 #include "cstrdup.h"
@@ -170,6 +171,8 @@ VFrame *AssetVIcon::frame()
 		if( !temp )
 			temp = new VFrame(0, -1, asset->width, asset->height, BC_RGB888, -1);
 		File *file = mwindow->video_cache->check_out(asset, mwindow->edl, 1);
+		if( !file ) { broken = 1;  return 0; }
+		Timer timer;
 		while( file && seq_no >= images.size() && !avt->interrupted ) {
 			int64_t pos = images.size() / picon->gui->vicon_thread->refresh_rate * frame_rate;
 			file->set_video_position(pos,0);
@@ -177,14 +180,15 @@ VFrame *AssetVIcon::frame()
 			if( file->read_frame(temp) ) temp->clear_frame();
 			add_image(temp, vw, vh, vicon_cmodel);
 			mwindow->video_cache->check_in(asset);
+			if( timer.get_difference() > 500 ) return 0;
 			Thread::yield();
-			file = 0;
-			for( int retries=1000; !file && --retries>=0; usleep(10000) ) {
+			file = mwindow->video_cache->check_out(asset, mwindow->edl, 0);
+			for( int retries=10; !file && --retries>=0; usleep(1000) ) {
 				if( avt->interrupted ) return 0;
 				file = mwindow->video_cache->check_out(asset, mwindow->edl, 0);
 			}
+			if( !file ) return 0;
 		}
-		if( !file ) { broken = 1;  return 0; }
 		mwindow->video_cache->check_in(asset);
 	}
 	if( seq_no >= images.size() ) return 0;
@@ -684,11 +688,13 @@ ViewPopup *AssetVIconThread::new_view_window(ViewPopup *vpopup)
 	return av_popup;
 }
 
-void AssetVIconThread::close_view_popup()
+void AssetVIconThread::stop_vicon_drawing(int wait)
 {
 	stop_drawing();
-	drawing_started(); // waits for draw lock
-	drawing_stopped();
+	if( wait ) {
+		drawing_started(); // waits for draw lock
+		drawing_stopped();
+	}
 }
 
 
@@ -1698,17 +1704,12 @@ int AWindowGUI::start_vicon_drawing()
 	return 1;
 }
 
-int AWindowGUI::stop_vicon_drawing()
+int AWindowGUI::stop_vicon_drawing(int wait)
 {
-	if( !vicon_thread->interrupted )
-		vicon_thread->stop_drawing();
+	vicon_thread->stop_vicon_drawing(wait);
 	return 0;
 }
 
-void AWindowGUI::close_view_popup()
-{
-	vicon_thread->close_view_popup();
-}
 
 VFrame *AssetPicon::get_vicon_frame()
 {
diff --git a/cinelerra-5.1/cinelerra/awindowgui.h b/cinelerra-5.1/cinelerra/awindowgui.h
index 8584049d..aa182f9e 100644
--- a/cinelerra-5.1/cinelerra/awindowgui.h
+++ b/cinelerra-5.1/cinelerra/awindowgui.h
@@ -208,9 +208,9 @@ public:
 	void set_view_popup(AssetVIcon *v, int draw_mode);
 	void set_view_popup(AssetVIcon *v);
 	ViewPopup *new_view_window(ViewPopup *popup);
+	void stop_vicon_drawing(int wait=0);
 	void drawing_started();
 	void drawing_stopped();
-	void close_view_popup();
 
 	AWindowGUI *gui;
 	int draw_mode;
@@ -288,8 +288,7 @@ public:
 	int save_defaults(BC_Hash *defaults);
 	int load_defaults(BC_Hash *defaults);
 	int start_vicon_drawing();
-	int stop_vicon_drawing();
-	void close_view_popup();
+	int stop_vicon_drawing(int wait=0);
 	void update_picon(Indexable *indexable);
 	int cycle_assetlist_format();
 	void hide_tip_info();
diff --git a/cinelerra-5.1/cinelerra/editpanel.C b/cinelerra-5.1/cinelerra/editpanel.C
index 4d3f366b..ddc7595a 100644
--- a/cinelerra-5.1/cinelerra/editpanel.C
+++ b/cinelerra-5.1/cinelerra/editpanel.C
@@ -1314,13 +1314,20 @@ int EditPanelScope::handle_event()
 	return 1;
 }
 
+const char *EditPanelGangTracks::gang_tips[TOTAL_GANGS] = {
+	N_("Currently: Gang None\n  Click to: Gang Channels"),
+	N_("Currently: Gang Channels\n  Click to: Gang Media"),
+	N_("Currently: Gang Media\n  Click to: Gang None"),
+};
+
 EditPanelGangTracks::EditPanelGangTracks(MWindow *mwindow, EditPanel *panel,
 		int x, int y)
  : BC_Button(x, y, get_images(mwindow))
 {
 	this->mwindow = mwindow;
 	this->panel = panel;
-	set_tooltip(_("Gang Tracks"));
+	int gang = mwindow->edl->session->gang_tracks;
+	set_tooltip(_(gang_tips[gang]));
 }
 
 EditPanelGangTracks::~EditPanelGangTracks()
@@ -1342,6 +1349,7 @@ void EditPanelGangTracks::update(int gang)
 {
 	set_images(gang_images[gang]);
 	draw_face();
+	set_tooltip(_(gang_tips[gang]));
 }
 
 int EditPanelGangTracks::handle_event()
diff --git a/cinelerra-5.1/cinelerra/editpanel.h b/cinelerra-5.1/cinelerra/editpanel.h
index a8104612..9adbaf62 100644
--- a/cinelerra-5.1/cinelerra/editpanel.h
+++ b/cinelerra-5.1/cinelerra/editpanel.h
@@ -382,6 +382,7 @@ public:
 class EditPanelGangTracks : public BC_Button
 {
 	static VFrame **gang_images[TOTAL_GANGS];
+	static const char *gang_tips[TOTAL_GANGS];
 public:
 	EditPanelGangTracks(MWindow *mwindow, EditPanel *panel, int x, int y);
 	~EditPanelGangTracks();
diff --git a/cinelerra-5.1/cinelerra/edl.inc b/cinelerra-5.1/cinelerra/edl.inc
index 9f08c29b..ff56d686 100644
--- a/cinelerra-5.1/cinelerra/edl.inc
+++ b/cinelerra-5.1/cinelerra/edl.inc
@@ -158,6 +158,7 @@ class EDL;
 #define MIN_ZOOM_TIME 1
 #define MAX_ZOOM_TIME 0x100000
 #define DEFAULT_ZOOM_TIME 1024
+#define DEFAULT_ZOOM_TRACK 64
 #define MIN_AMP_ZOOM 8
 #define MAX_AMP_ZOOM 8192
 #define MIN_TRACK_ZOOM 8
diff --git a/cinelerra-5.1/cinelerra/localsession.C b/cinelerra-5.1/cinelerra/localsession.C
index c8cd9041..47d86c28 100644
--- a/cinelerra-5.1/cinelerra/localsession.C
+++ b/cinelerra-5.1/cinelerra/localsession.C
@@ -347,9 +347,9 @@ int LocalSession::load_defaults(BC_Hash *defaults)
 //	track_start = defaults->get("TRACK_START", 0);
 //	view_start = defaults->get("VIEW_START", 0);
 	zoom_sample = defaults->get("ZOOM_SAMPLE", DEFAULT_ZOOM_TIME);
-	zoom_y = defaults->get("ZOOMY", 64);
+	zoom_y = defaults->get("ZOOMY", DEFAULT_ZOOM_TRACK);
 	int64_t zoom_track = defaults->get("ZOOM_TRACK", 0);
-	if( zoom_track == 0 ) zoom_track = 64;
+	if( zoom_track == 0 ) zoom_track = DEFAULT_ZOOM_TRACK;
 	zoom_atrack = defaults->get("ZOOM_ATRACK", zoom_track);
 	zoom_vtrack = defaults->get("ZOOM_VTRACK", zoom_track);
 	red = defaults->get("RED", 0.0);
diff --git a/cinelerra-5.1/cinelerra/mwindow.C b/cinelerra-5.1/cinelerra/mwindow.C
index 49709028..702bd8a7 100644
--- a/cinelerra-5.1/cinelerra/mwindow.C
+++ b/cinelerra-5.1/cinelerra/mwindow.C
@@ -4465,7 +4465,9 @@ int MWindow::create_aspect_ratio(float &w, float &h, int width, int height)
 
 void MWindow::reset_caches()
 {
-	awindow->gui->stop_vicon_drawing();
+	int locked  = gui->get_window_lock();
+	if( locked ) gui->unlock_window();
+	awindow->gui->stop_vicon_drawing(1);
 	frame_cache->remove_all();
 	wave_cache->remove_all();
 	audio_cache->remove_all();
@@ -4485,11 +4487,12 @@ void MWindow::reset_caches()
 		if( vwindow->playback_engine->video_cache )
 			vwindow->playback_engine->video_cache->remove_all();
 	}
+	if( locked ) gui->lock_window("MWindow::reset_caches");
 }
 
 void MWindow::remove_from_caches(Indexable *idxbl)
 {
-	awindow->gui->stop_vicon_drawing();
+	awindow->gui->stop_vicon_drawing(1);
 	frame_cache->remove_item(idxbl);
 	wave_cache->remove_item(idxbl);
 	if( gui->render_engine &&
@@ -4529,7 +4532,7 @@ void MWindow::remove_from_caches(Indexable *idxbl)
 void MWindow::remove_assets_from_project(int push_undo, int redraw, int delete_indexes,
 		ArrayList<Indexable*> *drag_assets, ArrayList<EDL*> *drag_clips)
 {
-	awindow->gui->stop_vicon_drawing();
+	awindow->gui->stop_vicon_drawing(1);
 
 // Remove from VWindow.
 	if( drag_clips ) {
diff --git a/cinelerra-5.1/cinelerra/mwindowgui.C b/cinelerra-5.1/cinelerra/mwindowgui.C
index c90acab7..9c3dc9d8 100644
--- a/cinelerra-5.1/cinelerra/mwindowgui.C
+++ b/cinelerra-5.1/cinelerra/mwindowgui.C
@@ -316,7 +316,7 @@ int MWindowGUI::resize_event(int w, int h)
 //printf("MWindowGUI::resize_event %d\n", __LINE__);
 	mwindow->session->mwindow_w = w;
 	mwindow->session->mwindow_h = h;
-	int x1 = get_w() - MainShBtns::calculate_w(-1, 0, -1) - xS(5);
+	int x1 = w - MainShBtns::calculate_w(-1, 0, -1) - xS(5);
 	mainshbtns->reposition_window(x1, -1);
 	int x2 = x1 - mwindow->theme->stack_button_w - xS(5);
 	stack_button->reposition_window(x2, stack_button->get_y());
diff --git a/cinelerra-5.1/cinelerra/mwindowmove.C b/cinelerra-5.1/cinelerra/mwindowmove.C
index 2ee2a70a..2c0479bb 100644
--- a/cinelerra-5.1/cinelerra/mwindowmove.C
+++ b/cinelerra-5.1/cinelerra/mwindowmove.C
@@ -356,17 +356,13 @@ void MWindow::zoom_amp(int64_t zoom_amp)
 void MWindow::zoom_atrack(int64_t zoom)
 {
 	int64_t old_zoom = edl->local_session->zoom_atrack;
-// scale waveforms
-	edl->local_session->zoom_y = (int64_t)((float)edl->local_session->zoom_y *
-			zoom / old_zoom);
-	CLAMP(edl->local_session->zoom_y, MIN_AMP_ZOOM, MAX_AMP_ZOOM);
+	CLAMP(zoom, MIN_TRACK_ZOOM, MAX_TRACK_ZOOM);
+	edl->local_session->zoom_atrack = zoom;
 
-// scale tracks
 	edl->local_session->zoom_atrack = zoom;
 	for( Track *track= edl->tracks->first; track; track=track->next ) {
 		if( track->data_type != TRACK_AUDIO ) continue;
-		track->data_h = track->data_h * zoom / old_zoom;
-		bclamp(track->data_h, MIN_TRACK_ZOOM, MAX_TRACK_ZOOM);
+		track->data_h = zoom;
 	}
 // shift row position
 	for( int i=0; i<TOTAL_PANES; ++i ) edl->local_session->track_start[i] =
@@ -378,12 +374,12 @@ void MWindow::zoom_atrack(int64_t zoom)
 void MWindow::zoom_vtrack(int64_t zoom)
 {
 	int64_t old_zoom = edl->local_session->zoom_vtrack;
-// scale tracks
+	CLAMP(zoom, MIN_TRACK_ZOOM, MAX_TRACK_ZOOM);
 	edl->local_session->zoom_vtrack = zoom;
+
 	for( Track *track= edl->tracks->first; track; track=track->next ) {
 		if( track->data_type != TRACK_VIDEO ) continue;
-		track->data_h = track->data_h * zoom / old_zoom;
-		bclamp(track->data_h, MIN_TRACK_ZOOM, MAX_TRACK_ZOOM);
+		track->data_h = zoom;
 	}
 // shift row position
 	for( int i=0; i<TOTAL_PANES; ++i ) edl->local_session->track_start[i] =
diff --git a/cinelerra-5.1/cinelerra/x10tv.C b/cinelerra-5.1/cinelerra/x10tv.C
index d97b7453..ee7438bb 100644
--- a/cinelerra-5.1/cinelerra/x10tv.C
+++ b/cinelerra-5.1/cinelerra/x10tv.C
@@ -118,7 +118,7 @@ X10TV *X10TV::probe(MWindow *mwindow)
 {
 	int ver = -1, ifds[16];
 	int nfds = open_usb_inputs(0x0bc7, 0x0004, ver, ifds, 16);
-	if( !nfds ) return 0;
+	if( nfds <= 0 ) return 0;
 	printf("detected ATI X10 remote, ver=0x%04x\n", ver);
 	return new X10TV(mwindow, ifds, nfds);
 }
diff --git a/cinelerra-5.1/cinelerra/zoombar.C b/cinelerra-5.1/cinelerra/zoombar.C
index 2d374014..5171469d 100644
--- a/cinelerra-5.1/cinelerra/zoombar.C
+++ b/cinelerra-5.1/cinelerra/zoombar.C
@@ -388,6 +388,8 @@ AmpZoomPanel::AmpZoomPanel(MWindow *mwindow, ZoomBar *zoombar, int x, int y)
 }
 int AmpZoomPanel::handle_event()
 {
+	if( zoombar->shift_down() )
+		update(DEFAULT_ZOOM_TRACK);
 	mwindow->zoom_amp((int64_t)get_value());
 	return 1;
 }
@@ -401,6 +403,8 @@ ATrackZoomPanel::ATrackZoomPanel(MWindow *mwindow, ZoomBar *zoombar, int x, int
 }
 int ATrackZoomPanel::handle_event()
 {
+	if( zoombar->shift_down() )
+		update(DEFAULT_ZOOM_TRACK);
 	mwindow->zoom_atrack((int64_t)get_value());
 	zoombar->amp_zoom->update(mwindow->edl->local_session->zoom_y);
 	return 1;
@@ -415,6 +419,8 @@ VTrackZoomPanel::VTrackZoomPanel(MWindow *mwindow, ZoomBar *zoombar, int x, int
 }
 int VTrackZoomPanel::handle_event()
 {
+	if( zoombar->shift_down() )
+		update(DEFAULT_ZOOM_TRACK);
 	mwindow->zoom_vtrack((int64_t)get_value());
 	return 1;
 }
diff --git a/cinelerra-5.1/guicast/bcsignals.C b/cinelerra-5.1/guicast/bcsignals.C
index ffc8a1c1..779d7e40 100644
--- a/cinelerra-5.1/guicast/bcsignals.C
+++ b/cinelerra-5.1/guicast/bcsignals.C
@@ -313,6 +313,8 @@ BC_Signals::~BC_Signals()
 }
 
 
+int dump_xerror = -1;
+
 int BC_Signals::x_error_handler(Display *display, XErrorEvent *event)
 {
 	char string[1024];
@@ -320,6 +322,12 @@ int BC_Signals::x_error_handler(Display *display, XErrorEvent *event)
 	fprintf(stderr, "BC_Signals::x_error_handler: error_code=%d opcode=%d,%d id=0x%jx %s\n",
 		event->error_code, event->request_code, event->minor_code,
 		(int64_t)event->resourceid, string);
+	if( dump_xerror < 0 ) {
+		char *env = getenv("BC_TRACE_XERROR");
+		dump_xerror = !env || !atoi(env) ? 0 : 1;
+	}
+	if( dump_xerror )
+		dump_stack();
 	return 0;
 }
 
-- 
2.26.2