Function av_packet_get_side_data

pub unsafe extern "C" fn av_packet_get_side_data(
    pkt: *const AVPacket,
    type_: u32,
    size: *mut usize,
) -> *mut u8

Get side information from packet.

@param pkt packet @param type desired side information type @param size If supplied, *size will be set to the size of the side data or to zero if the desired side data is not present. @return pointer to data if present or NULL otherwise