There are many players for iOS that allow us to easily stream songs, movies, and videos from computer to iPhone and iPad, such as PlayerXtreme, nPlayer, etc. You can refer to this guide to stream videos and music from Windows PC to iPhone using the free version of the most popular media player for iOS, PlayerXtreme. Is there any app which can stream media content from iPhone to PC and Mac computers?
AirMore is a free wireless Android and iOS file transfer enables you to transfer files between PC and mobile device in a secure and easy way. Get this free app from previous linked page before we get started.
Stream videos from iPhone, iPad to computer
Make sure the mobile and PC are in the same WiFi network. Run AirMore on your iPhone or iPad, you will get a web address. Access this address from a desktop browser on your PC or Mac, then scan the QR code displays on your browser windows on computer to connect.

Or you can simply connect by local IP address without actually using your internet connection. Tap on the menu button at the top right corner, choose Get IP, you can then go to your computer to visit this IP address from a desktop web browser.

On your phone, you will see the connection request, tap Accept to allow your PC the access to your iOS device. After that you can browse through your photo albums, music library, videos.

Click Videos from AirMore web interface on your computer to browse through your videos saved in the Camera Roll. Preview the video thumbnails, click to play any selected video from iPhone to your connected PC or Mac. You can switch from the Grid view to the List view so you can quickly locate the video by date.