DEFINE_CKSUM_LINE   43 libavformat/uncodedframecrcenc.c DEFINE_CKSUM_LINE(s16, int16_t, *p + 0x8000)
DEFINE_CKSUM_LINE   44 libavformat/uncodedframecrcenc.c DEFINE_CKSUM_LINE(s32, int32_t, *p + 0x80000000)
DEFINE_CKSUM_LINE   45 libavformat/uncodedframecrcenc.c DEFINE_CKSUM_LINE(flt, float,   *p * 0x80000000 + 0x80000000)
DEFINE_CKSUM_LINE   46 libavformat/uncodedframecrcenc.c DEFINE_CKSUM_LINE(dbl, double,  *p * 0x80000000 + 0x80000000)