implemented translating without restarting #514

rendering/cacher.h

@@ -544,14 +544,15 @@ private:
    *
    * @param f
    *
-   * The AVFrame to retrieve. This function allocates an AVFrame so you shouldn't do so beforehand. You'll also need to
-   * free it later with av_frame_free() (though ClipQueue will do this automatically if the frame is added to it).
+   * A pointer to an AVFrame object. It does not need to be allocated, as this function allocates an AVFrame itself.
+   * You'll also need to free it later with av_frame_free() (though ClipQueue will do this automatically if the frame is
+   * added to it).
    *
    * @return
    *
    * FFmpeg error code (>= 0 on success, a negative error code on failure)
    */
-  int RetrieveFrameAndProcess(AVFrame *f);
+  int RetrieveFrameAndProcess(AVFrame **f);
 
   /**
    * @brief Internal video caching function

rendering/renderfunctions.cpp

@@ -313,7 +313,7 @@ GLuint compose_sequence(ComposeSequenceParams &params) {
         if (c->media() != nullptr && c->media()->get_type() == MEDIA_TYPE_FOOTAGE) {
 
           // retrieve video frame from cache and store it in c->texture
-          c->Cache(qMax(playhead, c->timeline_in()), false, false, params.nests, params.playback_speed);
+          c->Cache(qMax(playhead, c->timeline_in()), false, params.nests, params.playback_speed);
           if (!c->Retrieve()) {
             params.texture_failed = true;
           } else {
@@ -626,7 +626,6 @@ GLuint compose_sequence(ComposeSequenceParams &params) {
             c->cache_lock.unlock();
 
             c->Cache(playhead,
-                     false,
                      (params.viewer != nullptr && !params.viewer->playing),
                      params.nests,
                      params.playback_speed);