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    * Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.
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      notice, this list of conditions and the following disclaimer in the
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      the names of its contributors may be used to endorse or promote
      products derived from this software without specific prior written
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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#ifndef __EXTRA_DATA_HANDLER_H__
#define __EXTRA_DATA_HANDLER_H__

#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <stdlib.h>
#include "OMX_QCOMExtns.h"
#include<linux/msm_vidc_dec.h>
#include<linux/msm_vidc_enc.h>

#ifdef _ANDROID_
extern "C" {
#include<utils/Log.h>
}
#endif // _ANDROID_

#include "vidc_debug.h"
#define SEI_PAYLOAD_FRAME_PACKING_ARRANGEMENT 0x2D
#define H264_START_CODE 0x01
#define NAL_TYPE_SEI 0x06
#define VDEC_OMX_SEI 0x7F000007
#define FRAME_PACK_SIZE 18
#define H264_EMULATION_BYTE 0x03
class extra_data_handler
{
    public:
        extra_data_handler();
        ~extra_data_handler();
        OMX_U32 parse_extra_data(OMX_BUFFERHEADERTYPE *buf_hdr);
        OMX_U32 create_extra_data(OMX_BUFFERHEADERTYPE *buf_hdr);
        OMX_U32 get_frame_pack_data(OMX_QCOM_FRAME_PACK_ARRANGEMENT *frame_pack);
        OMX_U32 set_frame_pack_data(OMX_QCOM_FRAME_PACK_ARRANGEMENT *frame_pack);
    private:
        OMX_QCOM_FRAME_PACK_ARRANGEMENT frame_packing_arrangement;
        OMX_U8 *rbsp_buf;
        OMX_U32 bit_ptr;
        OMX_U32 byte_ptr;
        OMX_U32 pack_sei;
        OMX_U32 sei_payload_type;
        OMX_U32 d_u(OMX_U32 num_bits);
        OMX_U32 d_ue();
        OMX_U32 parse_frame_pack(void);
        OMX_S32 parse_rbsp(OMX_U8 *buf, OMX_U32 len);
        OMX_S32 parse_sei(OMX_U8 *buffer, OMX_U32 buffer_length);
        OMX_U32 e_u(OMX_U32 symbol, OMX_U32 num_bits);
        OMX_U32 e_ue(OMX_U32 symbol);
        OMX_U32 create_frame_pack();
        OMX_S32 create_rbsp(OMX_U8 *buf, OMX_U32 nalu_type);
        OMX_U32 create_sei(OMX_U8 *buffer);
        OMX_S32 parse_sliceinfo(OMX_BUFFERHEADERTYPE *pBufHdr,
                OMX_OTHER_EXTRADATATYPE *pExtra);
        OMX_S32 parse_ltrinfo(OMX_OTHER_EXTRADATATYPE *pExtra);
};

#endif