Video Capture SDK for iOS allows to preview and capture video from front and back iPhone / iPad cameras. MP4 output format supported. You can add image and text overlay, apply a lot of video effects, perform denoise and deinterlace.
VisioForge Video Capture SDK for iOS major features include:
Video capture to
MP4 (using H264 / AAC codecs)
Audio capture to
Frame capture to buffer, BMP, JPEG and PNG files
Video processing and effects
brightness, contrast, saturation, hue, etc.
a lot of other effects
Video capture device control
camera control (brightness, saturation, etc.)
Multiply output screens support
GPU-accelerated video effects using OpenGL