Function ff_add_param_change

pub unsafe extern "C" fn ff_add_param_change(
    pkt: *mut AVPacket,
    channels: i32,
    channel_layout: u64,
    sample_rate: i32,
    width: i32,
    height: i32,
) -> c_int

Add side data to a packet for changing parameters to the given values. Parameters set to 0 aren’t included in the change.