lv2 rework, sams ffmpeg icons, elision patch

[goodguy/history.git] / cinelerra-5.1 / cinelerra / renderengine.C

diff --git a/cinelerra-5.1/cinelerra/renderengine.C b/cinelerra-5.1/cinelerra/renderengine.C
index 970a91b0571f9afff27e1ca68c57f71b819db584..177f33504d46b276a8812822b50b5b23592cc911 100644 (file)
--- a/cinelerra-5.1/cinelerra/renderengine.C
+++ b/cinelerra-5.1/cinelerra/renderengine.C
@@ -27,6 +27,7 @@
 #include "condition.h"
 #include "edl.h"
 #include "edlsession.h"
+#include "meterhistory.h"
 #include "mutex.h"
 #include "mwindow.h"
 #include "playbackengine.h"
@@ -66,16 +67,12 @@ RenderEngine::RenderEngine(PlaybackEngine *playback_engine,
 
        audio_cache = 0;
        video_cache = 0;
-       if(playback_engine && playback_engine->mwindow)
-               mwindow = playback_engine->mwindow;
-       else
-               mwindow = 0;
-       show_tc = 0;
-
+       mwindow = !playback_engine ? 0 : playback_engine->mwindow;
 
        input_lock = new Condition(1, "RenderEngine::input_lock");
        start_lock = new Condition(1, "RenderEngine::start_lock");
        output_lock = new Condition(1, "RenderEngine::output_lock");
+       render_active = new Condition(1,"RenderEngine::render_active");
        interrupt_lock = new Mutex("RenderEngine::interrupt_lock");
        first_frame_lock = new Condition(1, "RenderEngine::first_frame_lock");
 }
@@ -90,10 +87,11 @@ RenderEngine::~RenderEngine()
        delete input_lock;
        delete start_lock;
        delete output_lock;
+       delete render_active;
        delete interrupt_lock;
        delete first_frame_lock;
        delete config;
-       edl->Garbage::remove_user();
+       if( edl ) edl->Garbage::remove_user();
 }
 
 EDL* RenderEngine::get_edl()
@@ -193,11 +191,11 @@ void RenderEngine::get_duty()
        do_video = 0;
 
 //printf("RenderEngine::get_duty %d\n", __LINE__);
-       if(!command->single_frame() &&
-               get_edl()->tracks->playable_audio_tracks() &&
-               get_edl()->session->audio_channels)
+       if( get_edl()->tracks->playable_audio_tracks() &&
+           get_edl()->session->audio_channels )
        {
-               do_audio = 1;
+               do_audio = !command->single_frame() ? 1 : 0;
+               if( command->audio_toggle ) do_audio = !do_audio;
        }
 
 //printf("RenderEngine::get_duty %d\n", __LINE__);
@@ -471,38 +469,34 @@ int RenderEngine::close_output()
 
 void RenderEngine::get_output_levels(double *levels, int64_t position)
 {
-       if(do_audio)
-       {
-               int history_entry = arender->get_history_number(arender->level_samples,
-                       position);
-               for(int i = 0; i < MAXCHANNELS; i++)
-               {
-                       if(arender->audio_out[i])
-                               levels[i] = arender->level_history[i][history_entry];
+       if( do_audio ) {
+               MeterHistory *meter_history = arender->meter_history;
+               int64_t tolerance = 4*arender->meter_render_fragment;
+               int pos = meter_history->get_nearest(position, tolerance);
+               for( int i=0; i<MAXCHANNELS; ++i ) {
+                       if( !arender->audio_out[i] ) continue;
+                       levels[i] = meter_history->get_peak(i, pos);
                }
        }
 }
 
 void RenderEngine::get_module_levels(ArrayList<double> *module_levels, int64_t position)
 {
-       if(do_audio)
-       {
-               for(int i = 0; i < arender->total_modules; i++)
-               {
-//printf("RenderEngine::get_module_levels %p %p\n", ((AModule*)arender->modules[i]), ((AModule*)arender->modules[i])->level_samples);
-                       int history_entry = arender->get_history_number(((AModule*)arender->modules[i])->level_samples, position);
-
-                       module_levels->append(((AModule*)arender->modules[i])->level_history[history_entry]);
+       if( do_audio ) {
+               int64_t tolerance = 4*arender->meter_render_fragment;
+               for( int i=0; i<arender->total_modules; ++i ) {
+                       AModule *amodule = (AModule *)arender->modules[i];
+                       MeterHistory *meter_history = amodule->meter_history;
+                       int pos = meter_history->get_nearest(position, tolerance);
+                       module_levels->append(meter_history->get_peak(0, pos));
                }
        }
 }
 
 
-
-
-
 void RenderEngine::run()
 {
+       render_active->lock("RenderEngine::run");
        start_render_threads();
        start_lock->unlock();
        interrupt_lock->unlock();
@@ -522,7 +516,7 @@ void RenderEngine::run()
 // Fix the tracking position
        if(playback_engine)
        {
-               if(command->command == CURRENT_FRAME)
+               if(command->command == CURRENT_FRAME || command->command == LAST_FRAME)
                {
 //printf("RenderEngine::run 4.1 %d\n", playback_engine->tracking_position);
                        playback_engine->tracking_position = command->playbackstart;
@@ -533,17 +527,15 @@ void RenderEngine::run()
 //printf("RenderEngine::run 4.1 %d\n", playback_engine->tracking_position);
                        if(!interrupted)
                        {
-                               if(do_audio)
-                                       playback_engine->tracking_position =
-                                               (double)arender->current_position /
-                                                       command->get_edl()->session->sample_rate;
-                               else
-                               if(do_video)
-                               {
-                                       playback_engine->tracking_position =
-                                               (double)vrender->current_position /
-                                                       command->get_edl()->session->frame_rate;
-                               }
+                               playback_engine->tracking_position =
+                                       command->get_direction() == PLAY_FORWARD ?
+                                               command->end_position : command->start_position;
+                       }
+
+                       if( playback_engine->is_playing_back && command->displacement ) {
+                               double position = playback_engine->tracking_position -
+                                       1./command->get_edl()->session->frame_rate;
+                               playback_engine->tracking_position = position >= 0 ? position : 0;
                        }
 
                        if(!interrupted) playback_engine->command->command = STOP;
@@ -555,7 +547,13 @@ void RenderEngine::run()
 
        input_lock->unlock();
        interrupt_lock->unlock();
+       render_active->unlock();
 }
 
+void RenderEngine::wait_done()
+{
+       render_active->lock("RenderEngine::wait_done");
+       render_active->unlock();
+}