Function zstd_safe::is_frame

pub fn is_frame(buffer: &[u8]) -> u32

ZSTD_isFrame()

Tells if the content of buffer starts with a valid Frame Identifier.

Note : Frame Identifier is 4 bytes. If size < 4, @return will always be 0.

Note 2 : Legacy Frame Identifiers are considered valid only if Legacy Support is enabled.

Note 3 : Skippable Frame Identifiers are considered valid.