histogram rework to add sum_frames, update suv/cakewalk autorange icons, add new...

[goodguy/cinelerra.git] / cinelerra-5.1 / cinelerra / vmodule.C

diff --git a/cinelerra-5.1/cinelerra/vmodule.C b/cinelerra-5.1/cinelerra/vmodule.C
index ce7ecadc59529194233ade5524569f8218d4ab90..e2a2f7f6f8453e264919a08826694205b54104a3 100644 (file)
--- a/cinelerra-5.1/cinelerra/vmodule.C
+++ b/cinelerra-5.1/cinelerra/vmodule.C
@@ -237,23 +237,18 @@ int VModule::import_frame(VFrame *output, VEdit *current_edit,
 // Make positions based on requested frame rate.
                        int64_t position = Units::to_int64((double)pos * frame_rate / edl_rate);
 
-                       int64_t max_position;
+                       int64_t video_length;
                        int asset_w, asset_h;
                        if( file ) {
                                asset_w = current_edit->asset->width;
                                asset_h = current_edit->asset->height;
-                               max_position = Units::to_int64((double)file->get_video_length() *
-                                       frame_rate / current_edit->asset->frame_rate - 1);
+                               video_length = file->get_video_length();
                        }
                        else {
                                asset_w = nested_edl->session->output_w;
                                asset_h = nested_edl->session->output_h;
-                               max_position = Units::to_int64(nested_edl->tracks->total_length() *
-                                       frame_rate - 1);
+                               video_length = nested_edl->tracks->total_length();
                        }
-                       if( max_position < 0 ) max_position = 0;
-// if we hit the end of stream, freeze at last frame
-                       CLAMP(position, 0, max_position);
 
                        VFrame *&input = commonrender ?
                                ((VRender*)commonrender)->input_temp : // Realtime playback
@@ -302,6 +297,10 @@ int VModule::import_frame(VFrame *output, VEdit *current_edit,
                                                curr_pos += current_edit->startsource;
                                                int64_t norm_pos = Units::to_int64((double)curr_pos *
                                                        current_edit->asset->frame_rate / edl_rate);
+                                               if( norm_pos < 0 || video_length < 0 )
+                                                       norm_pos = 0;
+                                               else if( norm_pos >= video_length )
+                                                       norm_pos = video_length-1;
                                                if( first_frame ) {
                                                        if( file->get_cache_frame(input, norm_pos) )
                                                                break;  // if inside a cache run
@@ -318,6 +317,10 @@ int VModule::import_frame(VFrame *output, VEdit *current_edit,
 
                                int64_t normalized_position = Units::to_int64((double)position *
                                        current_edit->asset->frame_rate / frame_rate);
+                               if( normalized_position < 0 || video_length < 0 )
+                                       normalized_position = 0;
+                               else if( normalized_position >= video_length )
+                                       normalized_position = video_length-1;
 //printf("VModule::import_frame %d %lld %lld\n", __LINE__, position, normalized_position);
                                file->set_layer(current_edit->channel);
                                file->set_video_position(normalized_position, 0);