Play video from library and record video by camera at same time - Objective c - iphone

I am building an app which can play the video from library and at the same record a video using camera. Is it possible to watch a video and record a video simultaneously?

Here a sample in link iPhone media gallery for both image and video support here

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I record video with flutter camera package. However recorded video quality is very low although I set resolutionPreset is ResolutionPreset.max. Video details: video's resolution 640/480 which I record from flutter, video's resolution 1920/1080 whick I record with device native camera application. How can I improve video quality like as video recorded by native camera application?

Screen Capture Making Video

Can anyone know how to make video recording by capture the screen on iphone? I have an animation and other audio that is working simultaneously with same time and I want to record it as a video so that I can post this video to
You can't capture video from the iPhone screen, but you have a number of options for capturing video from the simulator. See this question for details: video capture software for iPhone Simulator.

html5 video wont play on iPad - plays on iPhone

I have a m4v video that is able to play using html5 video tag on the iPhone - but it wont play on the iPad using html5. If i go directly to the video file from the iPad it plays fine- But if I use the html5 video tag to link to it the play button wont show. Im testing using an iPad 1 and iPhone 4 - both running iOS 5. Does anyone have an idea why it wont play on the iPad?
Html5 video page - Video URL
Hey this probably won't help much for your situation but i found that with video streaming through a webview, it won't let you play video's past a certain file size.

Recording Video while playing a video on iPhone?

i am trying to record a video from front camera of iPhone using AVFoundation class while user watches a video...with the help of WWDC 2010 samples i am able to record the video using front camera when the video is not playing but when i try to record it while user plays a video in MPMovieViewController the video does not get recorded..When i use MPMovieViewController does it starts on a different thread due to which i am not able to record the video in the background?? is playing the video in a UIWebview will be a better option??
Try using NSThreads. You should find some info about them in tutorials.

How to play audio and video together in iphone

I want to play some videos with audio from different audio files. For this i am playing a video(using MPMoviePlayerController) and i am playing an audio(using AVAudioPlayer).
When i play my code through simulator it works fine (the video with my audio file specified). When i run the application in device it doesn't work like that. It plays video but sound file is not getting played. How can i play an audio and a video together ?
This has been discussed before and I don't think anyone's figured it out yet:
Play audio and video at a same time in iPhone application
how can we play audio and video together in ipod/iphone?
Which format support the audio file with a playing video?