xref: /rockchip-linux_mpp/mpp/base/inc/mpp_bitput.h (revision 437bfbeb9567cca9cd9080e3f6954aa9d6a94f18)

/*
 *
 * Copyright 2015 Rockchip Electronics Co. LTD
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef __MPP_BITPUT_H__
#define __MPP_BITPUT_H__

#include "rk_type.h"
#include "mpp_err.h"
#include "mpp_common.h"

typedef struct bitput_ctx_t {
    RK_U32          buflen;         //!< max buf length, 64bit uint
    RK_U32          index;           //!< current uint position
    RK_U64          *pbuf;          //!< outpacket data
    RK_U64          bvalue;         //!< buffer value, 64 bit
    RK_U8           bitpos;         //!< bit pos in 64bit
    RK_U32          size;           //!< data size,except header
} BitputCtx_t;

#ifdef  __cplusplus
extern "C" {
#endif

RK_S32 mpp_set_bitput_ctx(BitputCtx_t *bp, RK_U64 *data, RK_U32 len);
void mpp_put_bits(BitputCtx_t *bp, RK_U64 invalue, RK_S32 lbits);
void mpp_put_align(BitputCtx_t *bp, RK_S32 align_bits, int flag);

#ifdef  __cplusplus
}
#endif

#endif