Function av_packet_shrink_side_data

pub unsafe extern "C" fn av_packet_shrink_side_data(
    pkt: *mut AVPacket,
    type_: u32,
    size: usize,
) -> i32

Shrink the already allocated side data buffer

@param pkt packet @param type side information type @param size new side information size @return 0 on success, < 0 on failure