OnlineMP4 to SPH, you can put the MP4 to SPH format on your computer, tablet or mobile phone without downloading any software!
Upload MP4 file
Select files from your computer, Google Drive, Dropbox, URL or by dragging them on the page.
Select output SPH or any other format as the conversion result (click the Convert button)
Download your SPH file
After the conversion you can download your SPH file and upload it to Google Drive, Dropbox.
.mp4 MPEG-4 Part 14
MP4, also known as MPEG4 is mainly a video format that is used to store video and audio data. Also it can store images and subtitles. Normally it is used to share videos over internet. MP4 can embed any data over private streams. Streaming information is included in MP4 using a distinct hint., What is the MP4 format?
.sph SPeech HEader Resources
SPHERE (SPeech HEader Resources) is a file format defined by NIST (National Institute of Standards and Technology) and is used with speech audio. SoX can read these files when they contain μ-law and PCM data. It will ignore any header information that says the data is compressed using shorten compression and will treat the data as either μ-law or PCM. This will allow SoX and the command line shorten program to be run together using pipes to encompasses the data and then pass the result to SoX for processing., What is the SPH format?