Editing to a WordPress plugin makes a video from a group images of FFMPEG -- 2

[login to view URL] What is required is a modification to a WordPress plugin that creates a video from a set of images within a specific article FFMPEG Required modifications : 1) This add-on creates a video from the images in an created article only. What is required is if you publish a new article that contains photos and videos from YouTube or uploaded to the blog, that a new video be created from these pictures and the old video, that is, to merge. 2) Not deleting any function or feature on this addition 3) Solve the problem of Advanced Text Styling Parameters, which are not private in this add-on, enabling text to be placed on the video. Set advanced parameters for text styling. For more info, please check the following link (drawtext section). - [login to view URL] 4) Adding the Effects feature when changing images, that is, between each image and image 5) if the article published on the blog does not contain pictures Only the text on the old video in the article is placed 6) Added the option to not end the video until the end of the audio. For example, there are two-minute audio clips, but the video is finished before the sound ends, and this is because there are a few pictures in the article.