Constant AV_PKT_DATA_PARAM_CHANGE

pub const AV_PKT_DATA_PARAM_CHANGE: u32 = 2; // 2u32

An AV_PKT_DATA_PARAM_CHANGE side data packet is laid out as follows: @code u32le param_flags if (param_flags & AV_SIDE_DATA_PARAM_CHANGE_SAMPLE_RATE) s32le sample_rate if (param_flags & AV_SIDE_DATA_PARAM_CHANGE_DIMENSIONS) s32le width s32le height @endcode