AV_COPYU          553 libavutil/intreadwrite.h #   define AV_COPY16U(d, s) AV_COPYU(16, d, s)
AV_COPYU          557 libavutil/intreadwrite.h #   define AV_COPY32U(d, s) AV_COPYU(32, d, s)
AV_COPYU          561 libavutil/intreadwrite.h #   define AV_COPY64U(d, s) AV_COPYU(64, d, s)