21 RK_S32 mpp_set_bitput_ctx(BitputCtx_t *bp, RK_U64 *data, RK_U32 len)  in mpp_set_bitput_ctx()  argument
23     memset(bp, 0, sizeof(BitputCtx_t));  in mpp_set_bitput_ctx()
24     bp->index  = 0;  in mpp_set_bitput_ctx()
25     bp->bitpos = 0;  in mpp_set_bitput_ctx()
26     bp->bvalue = 0;  in mpp_set_bitput_ctx()
27     bp->size   = len;  in mpp_set_bitput_ctx()
28     bp->buflen = len;  // align 64bit  in mpp_set_bitput_ctx()
29     bp->pbuf   = data;  in mpp_set_bitput_ctx()
33 void mpp_put_bits(BitputCtx_t *bp, RK_U64 invalue, RK_S32 lbits)  in mpp_put_bits()  argument
39     if (bp->index >= bp->buflen) return;  in mpp_put_bits()
43     bp->bvalue |= invalue << bp->bitpos;  // high bits value  in mpp_put_bits()
44     if ((bp->bitpos + lbits) >= 64) {  in mpp_put_bits()
45         bp->pbuf[bp->index] = bp->bvalue;  in mpp_put_bits()
46         bp->bvalue = invalue >> (64 - bp->bitpos);  // low bits value  in mpp_put_bits()
47         bp->index++;  in mpp_put_bits()
50     if (bp->index >= bp->buflen)  in mpp_put_bits()
53     bp->pbuf[bp->index] = bp->bvalue;  in mpp_put_bits()
54     bp->bitpos = (bp->bitpos + lbits) & 63;  in mpp_put_bits()
58 void mpp_put_align(BitputCtx_t *bp, RK_S32 align_bits, int flag)  in mpp_put_align()  argument
62     word_offset = (align_bits >= 64) ? ((bp->index & (((align_bits & 0xfe0) >> 6) - 1)) << 6) : 0;  in mpp_put_align()
63     len = (align_bits - (word_offset + (bp->bitpos % align_bits))) % align_bits;  in mpp_put_align()
67                 mpp_put_bits(bp, ((RK_U64)0 << (64 - 8)) >> (64 - 8), 8);  in mpp_put_align()
69                 mpp_put_bits(bp, (0xffffffffffffffff << (64 - 8)) >> (64 - 8), 8);  in mpp_put_align()
73                 mpp_put_bits(bp, ((RK_U64)0 << (64 - len)) >> (64 - len), len);  in mpp_put_align()
75                 mpp_put_bits(bp, (0xffffffffffffffff << (64 - len)) >> (64 - len), len);  in mpp_put_align()