Convert Y4M to H264

Turn Y4M videos into H264. Encoded to H.264 as a raw stream at the source's own frame rate.

Converted in an isolated sandbox on our serversDeleted after 24 hours

Drop Y4M files on the dialor turn it to pick what to do

Y4M and H264

YUV4MPEG

Raw uncompressed video frames with a small header, the exchange format of codec testing.

Raw H.264 Stream

An H.264 elementary stream with no container, as encoders and cameras write it.

max_height: Shrink to fit inside this height in pixels, keeping the aspect ratio. Smaller stays as it is.
max_width: Shrink to fit inside this width in pixels, keeping the aspect ratio. Smaller stays as it is.
rotate: Degrees to rotate clockwise. One of 90, 180, 270.
speed: Playback speed multiplier. 2 plays twice as fast.
trim_end: Second at which the audio or video stops.
trim_start: Seconds to cut from the start of audio or video.
video.crf: Constant rate factor. Lower keeps more detail and makes a bigger file.
video.fps: Frames per second to encode the video or animation at.