SoftAvcEnc: Added support for Constrained intra prediction.

    mEnableAltRef = DEFAULT_ENABLE_ALT_REF;

    mEncSpeed = DEFAULT_ENC_SPEED;

    mIntra4x4 = DEFAULT_INTRA4x4;

    mConstrainedIntraFlag = DEFAULT_CONSTRAINED_INTRA;

    mAIRMode = DEFAULT_AIR;

    mAIRRefreshPeriod = DEFAULT_AIR_REFRESH_PERIOD;

    mPSNREnable = DEFAULT_PSNR_ENABLE;

    s_ipe_params_ip.u4_enable_intra_4x4 = mIntra4x4;

    s_ipe_params_ip.u4_enc_speed_preset = mEncSpeed;

    s_ipe_params_ip.u4_constrained_intra_pred = mConstrainedIntraFlag;

    s_ipe_params_ip.u4_timestamp_high = -1;

    s_ipe_params_ip.u4_timestamp_low = -1;

#define DEFAULT_SOC                 SOC_GENERIC

#define DEFAULT_INTRA4x4            0

#define STRLENGTH                   500

#define DEFAULT_CONSTRAINED_INTRA   0

#define MIN(a, b) ((a) < (b))? (a) : (b)

#define MAX(a, b) ((a) > (b))? (a) : (b)

    bool     mReconEnable;

    bool     mPSNREnable;

    bool     mEntropyMode;

    bool     mConstrainedIntraFlag;

    IVE_SPEED_CONFIG     mEncSpeed;

    uint8_t *mConversionBuffers[MAX_CONVERSION_BUFFERS];