Fix T91423: View Animation not working with stereoscopic animations

The animation playback did not take into account individual stereoscopic views.

This patch fixes this by playing back the active view render.

Reviewed By: campbellbarton

Maniphest Tasks: T91423

Differential Revision: https://developer.blender.org/D14070

release/scripts/startup/bl_operators/screen_play_rendered_anim.py

@@ -74,6 +74,12 @@ class PlayRenderedAnim(Operator):
         # file_path = bpy.path.abspath(rd.filepath)  # UNUSED
         is_movie = rd.is_movie_format
 
+        views_format = rd.image_settings.views_format
+        if rd.use_multiview and views_format == 'INDIVIDUAL':
+            view_suffix = rd.views.active.file_suffix
+        else:
+            view_suffix = ""
+
         # try and guess a command line if it doesn't exist
         if preset == 'CUSTOM':
             player_path = prefs.filepaths.animation_player
@@ -82,16 +88,16 @@ class PlayRenderedAnim(Operator):
 
         if is_movie is False and preset in {'FRAMECYCLER', 'RV', 'MPLAYER'}:
             # replace the number with '#'
-            file_a = rd.frame_path(frame=0)
+            file_a = rd.frame_path(frame=0, view=view_suffix)
 
             # TODO, make an api call for this
             frame_tmp = 9
-            file_b = rd.frame_path(frame=frame_tmp)
+            file_b = rd.frame_path(frame=frame_tmp, view=view_suffix)
 
             while len(file_a) == len(file_b):
                 frame_tmp = (frame_tmp * 10) + 9
-                file_b = rd.frame_path(frame=frame_tmp)
-            file_b = rd.frame_path(frame=int(frame_tmp / 10))
+                file_b = rd.frame_path(frame=frame_tmp, view=view_suffix)
+            file_b = rd.frame_path(frame=int(frame_tmp / 10), view=view_suffix)
 
             file = ("".join((c if file_b[i] == c else "#")
                             for i, c in enumerate(file_a)))
@@ -100,7 +106,7 @@ class PlayRenderedAnim(Operator):
         else:
             path_valid = True
             # works for movies and images
-            file = rd.frame_path(frame=scene.frame_start, preview=scene.use_preview_range)
+            file = rd.frame_path(frame=scene.frame_start, preview=scene.use_preview_range, view=view_suffix)
             file = bpy.path.abspath(file)  # expand '//'
             if not os.path.exists(file):
                 err_msg = tip_("File %r not found") % file
@@ -109,7 +115,7 @@ class PlayRenderedAnim(Operator):
 
             # one last try for full range if we used preview range
             if scene.use_preview_range and not path_valid:
-                file = rd.frame_path(frame=scene.frame_start, preview=False)
+                file = rd.frame_path(frame=scene.frame_start, preview=False, view=view_suffix)
                 file = bpy.path.abspath(file)  # expand '//'
                 err_msg = tip_("File %r not found") % file
                 if not os.path.exists(file):