static int svq3_decode_mb (H264Context *h, unsigned int mb_type) {

  int i, j, k, m, dir, mode;

  int cbp = 0;

  uint32_t vlc;

  int8_t *top, *left;

  MpegEncContext *const s = (MpegEncContext *) h;

  const int mb_xy = s->mb_x + s->mb_y*s->mb_stride;

  const int b_xy = 4*s->mb_x + 4*s->mb_y*h->b_stride;



  h->top_samples_available	= (s->mb_y == 0) ? 0x33FF : 0xFFFF;

  h->left_samples_available	= (s->mb_x == 0) ? 0x5F5F : 0xFFFF;

  h->topright_samples_available	= 0xFFFF;



  if (mb_type == 0) {		/* SKIP */

    if (s->pict_type == P_TYPE || s->next_picture.mb_type[mb_xy] == -1) {

      svq3_mc_dir_part (s, 16*s->mb_x, 16*s->mb_y, 16, 16, 0, 0, 0, 0, 0, 0);



      if (s->pict_type == B_TYPE) {

	svq3_mc_dir_part (s, 16*s->mb_x, 16*s->mb_y, 16, 16, 0, 0, 0, 0, 1, 1);

      }



      mb_type = MB_TYPE_SKIP;

    } else {

      mb_type= FFMIN(s->next_picture.mb_type[mb_xy], 0);

      svq3_mc_dir (h, mb_type, PREDICT_MODE, 0, 0);

      svq3_mc_dir (h, mb_type, PREDICT_MODE, 1, 1);



      mb_type = MB_TYPE_16x16;

    }

  } else if (mb_type < 8) {	/* INTER */

    if (h->thirdpel_flag && h->halfpel_flag == !get_bits (&s->gb, 1)) {

      mode = THIRDPEL_MODE;

    } else if (h->halfpel_flag && h->thirdpel_flag == !get_bits (&s->gb, 1)) {

      mode = HALFPEL_MODE;

    } else {

      mode = FULLPEL_MODE;

    }



    /* fill caches */

    /* note ref_cache should contain here:

        ????????

        ???11111

        N??11111

        N??11111

        N??11111

        N

    */

    

    for (m=0; m < 2; m++) {

      if (s->mb_x > 0 && h->intra4x4_pred_mode[mb_xy - 1][0] != -1) {

	for (i=0; i < 4; i++) {

	  *(uint32_t *) h->mv_cache[m][scan8[0] - 1 + i*8] = *(uint32_t *) s->current_picture.motion_val[m][b_xy - 1 + i*h->b_stride];

	}

      } else {

	for (i=0; i < 4; i++) {

	  *(uint32_t *) h->mv_cache[m][scan8[0] - 1 + i*8] = 0;

	}

      }

      if (s->mb_y > 0) {

	memcpy (h->mv_cache[m][scan8[0] - 1*8], s->current_picture.motion_val[m][b_xy - h->b_stride], 4*2*sizeof(int16_t));

	memset (&h->ref_cache[m][scan8[0] - 1*8], (h->intra4x4_pred_mode[mb_xy - s->mb_stride][4] == -1) ? PART_NOT_AVAILABLE : 1, 4);



	if (s->mb_x < (s->mb_width - 1)) {

	  *(uint32_t *) h->mv_cache[m][scan8[0] + 4 - 1*8] = *(uint32_t *) s->current_picture.motion_val[m][b_xy - h->b_stride + 4];

	  h->ref_cache[m][scan8[0] + 4 - 1*8] =

		  (h->intra4x4_pred_mode[mb_xy - s->mb_stride + 1][0] == -1 ||

		   h->intra4x4_pred_mode[mb_xy - s->mb_stride][4] == -1) ? PART_NOT_AVAILABLE : 1;

	}else

	  h->ref_cache[m][scan8[0] + 4 - 1*8] = PART_NOT_AVAILABLE;

	if (s->mb_x > 0) {

	  *(uint32_t *) h->mv_cache[m][scan8[0] - 1 - 1*8] = *(uint32_t *) s->current_picture.motion_val[m][b_xy - h->b_stride - 1];

	  h->ref_cache[m][scan8[0] - 1 - 1*8] = (h->intra4x4_pred_mode[mb_xy - s->mb_stride - 1][3] == -1) ? PART_NOT_AVAILABLE : 1;

	}else

	  h->ref_cache[m][scan8[0] - 1 - 1*8] = PART_NOT_AVAILABLE;

      }else

	memset (&h->ref_cache[m][scan8[0] - 1*8 - 1], PART_NOT_AVAILABLE, 8);



      if (s->pict_type != B_TYPE)

	break;

    }



    /* decode motion vector(s) and form prediction(s) */

    if (s->pict_type == P_TYPE) {

      svq3_mc_dir (h, (mb_type - 1), mode, 0, 0);

    } else {	/* B_TYPE */

      if (mb_type != 2) {

	svq3_mc_dir (h, 0, mode, 0, 0);

      } else {

	for (i=0; i < 4; i++) {

	  memset (s->current_picture.motion_val[0][b_xy + i*h->b_stride], 0, 4*2*sizeof(int16_t));

	}

      }

      if (mb_type != 1) {

	svq3_mc_dir (h, 0, mode, 1, (mb_type == 3));

      } else {

	for (i=0; i < 4; i++) {

	  memset (s->current_picture.motion_val[1][b_xy + i*h->b_stride], 0, 4*2*sizeof(int16_t));

	}

      }

    }



    mb_type = MB_TYPE_16x16;

  } else if (mb_type == 8 || mb_type == 33) {	/* INTRA4x4 */

    memset (h->intra4x4_pred_mode_cache, -1, 8*5*sizeof(int8_t));



    if (mb_type == 8) {

      if (s->mb_x > 0) {

	for (i=0; i < 4; i++) {

	  h->intra4x4_pred_mode_cache[scan8[0] - 1 + i*8] = h->intra4x4_pred_mode[mb_xy - 1][i];

	}

	if (h->intra4x4_pred_mode_cache[scan8[0] - 1] == -1) {

	  h->left_samples_available = 0x5F5F;

	}

      }

      if (s->mb_y > 0) {

	h->intra4x4_pred_mode_cache[4+8*0] = h->intra4x4_pred_mode[mb_xy - s->mb_stride][4];

	h->intra4x4_pred_mode_cache[5+8*0] = h->intra4x4_pred_mode[mb_xy - s->mb_stride][5];

	h->intra4x4_pred_mode_cache[6+8*0] = h->intra4x4_pred_mode[mb_xy - s->mb_stride][6];

	h->intra4x4_pred_mode_cache[7+8*0] = h->intra4x4_pred_mode[mb_xy - s->mb_stride][3];



	if (h->intra4x4_pred_mode_cache[4+8*0] == -1) {

	  h->top_samples_available = 0x33FF;

	}

      }



      /* decode prediction codes for luma blocks */

      for (i=0; i < 16; i+=2) {

	vlc = svq3_get_ue_golomb (&s->gb);



	if (vlc >= 25)

	  return -1;



	left	= &h->intra4x4_pred_mode_cache[scan8[i] - 1];

	top	= &h->intra4x4_pred_mode_cache[scan8[i] - 8];



	left[1]	= svq3_pred_1[top[0] + 1][left[0] + 1][svq3_pred_0[vlc][0]];

	left[2]	= svq3_pred_1[top[1] + 1][left[1] + 1][svq3_pred_0[vlc][1]];



	if (left[1] == -1 || left[2] == -1)

	  return -1;

      }

    } else {	/* mb_type == 33, DC_128_PRED block type */

      for (i=0; i < 4; i++) {

	memset (&h->intra4x4_pred_mode_cache[scan8[0] + 8*i], DC_PRED, 4);

      }

    }



    write_back_intra_pred_mode (h);



    if (mb_type == 8) {

      check_intra4x4_pred_mode (h);



      h->top_samples_available  = (s->mb_y == 0) ? 0x33FF : 0xFFFF;

      h->left_samples_available = (s->mb_x == 0) ? 0x5F5F : 0xFFFF;

    } else {

      for (i=0; i < 4; i++) {

        memset (&h->intra4x4_pred_mode_cache[scan8[0] + 8*i], DC_128_PRED, 4);

      }



      h->top_samples_available  = 0x33FF;

      h->left_samples_available = 0x5F5F;

    }



    mb_type = MB_TYPE_INTRA4x4;

  } else {			/* INTRA16x16 */

    dir = i_mb_type_info[mb_type - 8].pred_mode;

    dir = (dir >> 1) ^ 3*(dir & 1) ^ 1;



    if ((h->intra16x16_pred_mode = check_intra_pred_mode (h, dir)) == -1)

      return -1;



    cbp = i_mb_type_info[mb_type - 8].cbp;

    mb_type = MB_TYPE_INTRA16x16;

  }



  if (!IS_INTER(mb_type) && s->pict_type != I_TYPE) {

    for (i=0; i < 4; i++) {

      memset (s->current_picture.motion_val[0][b_xy + i*h->b_stride], 0, 4*2*sizeof(int16_t));

    }

    if (s->pict_type == B_TYPE) {

      for (i=0; i < 4; i++) {

	memset (s->current_picture.motion_val[1][b_xy + i*h->b_stride], 0, 4*2*sizeof(int16_t));

      }

    }

  }

  if (!IS_INTRA4x4(mb_type)) {

    memset (h->intra4x4_pred_mode[mb_xy], DC_PRED, 8);

  }

  if (!IS_SKIP(mb_type) || s->pict_type == B_TYPE) {

    memset (h->non_zero_count_cache + 8, 0, 4*9*sizeof(uint8_t));

    s->dsp.clear_blocks(h->mb);

  }



  if (!IS_INTRA16x16(mb_type) && (!IS_SKIP(mb_type) || s->pict_type == B_TYPE)) {

    if ((vlc = svq3_get_ue_golomb (&s->gb)) >= 48)

      return -1;



    cbp = IS_INTRA(mb_type) ? golomb_to_intra4x4_cbp[vlc] : golomb_to_inter_cbp[vlc];

  }

  if (IS_INTRA16x16(mb_type) || (s->pict_type != I_TYPE && s->adaptive_quant && cbp)) {

    s->qscale += svq3_get_se_golomb (&s->gb);



    if (s->qscale > 31)

      return -1;

  }

  if (IS_INTRA16x16(mb_type)) {

    if (svq3_decode_block (&s->gb, h->mb, 0, 0))

      return -1;

  }



  if (cbp) {

    const int index = IS_INTRA16x16(mb_type) ? 1 : 0;

    const int type = ((s->qscale < 24 && IS_INTRA4x4(mb_type)) ? 2 : 1);



    for (i=0; i < 4; i++) {

      if ((cbp & (1 << i))) {

	for (j=0; j < 4; j++) {

	  k = index ? ((j&1) + 2*(i&1) + 2*(j&2) + 4*(i&2)) : (4*i + j);

	  h->non_zero_count_cache[ scan8[k] ] = 1;



	  if (svq3_decode_block (&s->gb, &h->mb[16*k], index, type))

	    return -1;

	}

      }

    }



    if ((cbp & 0x30)) {

      for (i=0; i < 2; ++i) {

	if (svq3_decode_block (&s->gb, &h->mb[16*(16 + 4*i)], 0, 3))

	  return -1;

      }



      if ((cbp & 0x20)) {

	for (i=0; i < 8; i++) {

	  h->non_zero_count_cache[ scan8[16+i] ] = 1;



	  if (svq3_decode_block (&s->gb, &h->mb[16*(16 + i)], 1, 1))

	    return -1;

	}

      }

    }

  }



  s->current_picture.mb_type[mb_xy] = mb_type;



  if (IS_INTRA(mb_type)) {

    h->chroma_pred_mode = check_intra_pred_mode (h, DC_PRED8x8);

  }



  return 0;

}

static int svq3_decode_mb (H264Context *h, unsigned int mb_type) {

  int i, j, k, m, dir, mode;

  int cbp = 0;

  uint32_t vlc;

  int8_t *top, *left;

  MpegEncContext *const s = (MpegEncContext *) h;

  const int mb_xy = s->mb_x + s->mb_y*s->mb_stride;

  const int b_xy = 4*s->mb_x + 4*s->mb_y*h->b_stride;



  h->top_samples_available	= (s->mb_y == 0) ? 0x33FF : 0xFFFF;

  h->left_samples_available	= (s->mb_x == 0) ? 0x5F5F : 0xFFFF;

  h->topright_samples_available	= 0xFFFF;



  if (mb_type == 0) {		

    if (s->pict_type == P_TYPE || s->next_picture.mb_type[mb_xy] == -1) {

      svq3_mc_dir_part (s, 16*s->mb_x, 16*s->mb_y, 16, 16, 0, 0, 0, 0, 0, 0);



      if (s->pict_type == B_TYPE) {

	svq3_mc_dir_part (s, 16*s->mb_x, 16*s->mb_y, 16, 16, 0, 0, 0, 0, 1, 1);

      }



      mb_type = MB_TYPE_SKIP;

    } else {

      mb_type= FFMIN(s->next_picture.mb_type[mb_xy], 0);

      svq3_mc_dir (h, mb_type, PREDICT_MODE, 0, 0);

      svq3_mc_dir (h, mb_type, PREDICT_MODE, 1, 1);



      mb_type = MB_TYPE_16x16;

    }

  } else if (mb_type < 8) {	

    if (h->thirdpel_flag && h->halfpel_flag == !get_bits (&s->gb, 1)) {

      mode = THIRDPEL_MODE;

    } else if (h->halfpel_flag && h->thirdpel_flag == !get_bits (&s->gb, 1)) {

      mode = HALFPEL_MODE;

    } else {

      mode = FULLPEL_MODE;

    }



    

    















    

    for (m=0; m < 2; m++) {

      if (s->mb_x > 0 && h->intra4x4_pred_mode[mb_xy - 1][0] != -1) {

	for (i=0; i < 4; i++) {

	  *(uint32_t *) h->mv_cache[m][scan8[0] - 1 + i*8] = *(uint32_t *) s->current_picture.motion_val[m][b_xy - 1 + i*h->b_stride];

	}

      } else {

	for (i=0; i < 4; i++) {

	  *(uint32_t *) h->mv_cache[m][scan8[0] - 1 + i*8] = 0;

	}

      }

      if (s->mb_y > 0) {

	memcpy (h->mv_cache[m][scan8[0] - 1*8], s->current_picture.motion_val[m][b_xy - h->b_stride], 4*2*sizeof(int16_t));

	memset (&h->ref_cache[m][scan8[0] - 1*8], (h->intra4x4_pred_mode[mb_xy - s->mb_stride][4] == -1) ? PART_NOT_AVAILABLE : 1, 4);



	if (s->mb_x < (s->mb_width - 1)) {

	  *(uint32_t *) h->mv_cache[m][scan8[0] + 4 - 1*8] = *(uint32_t *) s->current_picture.motion_val[m][b_xy - h->b_stride + 4];

	  h->ref_cache[m][scan8[0] + 4 - 1*8] =

		  (h->intra4x4_pred_mode[mb_xy - s->mb_stride + 1][0] == -1 ||

		   h->intra4x4_pred_mode[mb_xy - s->mb_stride][4] == -1) ? PART_NOT_AVAILABLE : 1;

	}else

	  h->ref_cache[m][scan8[0] + 4 - 1*8] = PART_NOT_AVAILABLE;

	if (s->mb_x > 0) {

	  *(uint32_t *) h->mv_cache[m][scan8[0] - 1 - 1*8] = *(uint32_t *) s->current_picture.motion_val[m][b_xy - h->b_stride - 1];

	  h->ref_cache[m][scan8[0] - 1 - 1*8] = (h->intra4x4_pred_mode[mb_xy - s->mb_stride - 1][3] == -1) ? PART_NOT_AVAILABLE : 1;

	}else

	  h->ref_cache[m][scan8[0] - 1 - 1*8] = PART_NOT_AVAILABLE;

      }else

	memset (&h->ref_cache[m][scan8[0] - 1*8 - 1], PART_NOT_AVAILABLE, 8);



      if (s->pict_type != B_TYPE)

	break;

    }



    

    if (s->pict_type == P_TYPE) {

      svq3_mc_dir (h, (mb_type - 1), mode, 0, 0);

    } else {	

      if (mb_type != 2) {

	svq3_mc_dir (h, 0, mode, 0, 0);

      } else {

	for (i=0; i < 4; i++) {

	  memset (s->current_picture.motion_val[0][b_xy + i*h->b_stride], 0, 4*2*sizeof(int16_t));

	}

      }

      if (mb_type != 1) {

	svq3_mc_dir (h, 0, mode, 1, (mb_type == 3));

      } else {

	for (i=0; i < 4; i++) {

	  memset (s->current_picture.motion_val[1][b_xy + i*h->b_stride], 0, 4*2*sizeof(int16_t));

	}

      }

    }



    mb_type = MB_TYPE_16x16;

  } else if (mb_type == 8 || mb_type == 33) {	

    memset (h->intra4x4_pred_mode_cache, -1, 8*5*sizeof(int8_t));



    if (mb_type == 8) {

      if (s->mb_x > 0) {

	for (i=0; i < 4; i++) {

	  h->intra4x4_pred_mode_cache[scan8[0] - 1 + i*8] = h->intra4x4_pred_mode[mb_xy - 1][i];

	}

	if (h->intra4x4_pred_mode_cache[scan8[0] - 1] == -1) {

	  h->left_samples_available = 0x5F5F;

	}

      }

      if (s->mb_y > 0) {

	h->intra4x4_pred_mode_cache[4+8*0] = h->intra4x4_pred_mode[mb_xy - s->mb_stride][4];

	h->intra4x4_pred_mode_cache[5+8*0] = h->intra4x4_pred_mode[mb_xy - s->mb_stride][5];

	h->intra4x4_pred_mode_cache[6+8*0] = h->intra4x4_pred_mode[mb_xy - s->mb_stride][6];

	h->intra4x4_pred_mode_cache[7+8*0] = h->intra4x4_pred_mode[mb_xy - s->mb_stride][3];



	if (h->intra4x4_pred_mode_cache[4+8*0] == -1) {

	  h->top_samples_available = 0x33FF;

	}

      }



      

      for (i=0; i < 16; i+=2) {

	vlc = svq3_get_ue_golomb (&s->gb);



	if (vlc >= 25)

	  return -1;



	left	= &h->intra4x4_pred_mode_cache[scan8[i] - 1];

	top	= &h->intra4x4_pred_mode_cache[scan8[i] - 8];



	left[1]	= svq3_pred_1[top[0] + 1][left[0] + 1][svq3_pred_0[vlc][0]];

	left[2]	= svq3_pred_1[top[1] + 1][left[1] + 1][svq3_pred_0[vlc][1]];



	if (left[1] == -1 || left[2] == -1)

	  return -1;

      }

    } else {	

      for (i=0; i < 4; i++) {

	memset (&h->intra4x4_pred_mode_cache[scan8[0] + 8*i], DC_PRED, 4);

      }

    }



    write_back_intra_pred_mode (h);



    if (mb_type == 8) {

      check_intra4x4_pred_mode (h);



      h->top_samples_available  = (s->mb_y == 0) ? 0x33FF : 0xFFFF;

      h->left_samples_available = (s->mb_x == 0) ? 0x5F5F : 0xFFFF;

    } else {

      for (i=0; i < 4; i++) {

        memset (&h->intra4x4_pred_mode_cache[scan8[0] + 8*i], DC_128_PRED, 4);

      }



      h->top_samples_available  = 0x33FF;

      h->left_samples_available = 0x5F5F;

    }



    mb_type = MB_TYPE_INTRA4x4;

  } else {			

    dir = i_mb_type_info[mb_type - 8].pred_mode;

    dir = (dir >> 1) ^ 3*(dir & 1) ^ 1;



    if ((h->intra16x16_pred_mode = check_intra_pred_mode (h, dir)) == -1)

      return -1;



    cbp = i_mb_type_info[mb_type - 8].cbp;

    mb_type = MB_TYPE_INTRA16x16;

  }



  if (!IS_INTER(mb_type) && s->pict_type != I_TYPE) {

    for (i=0; i < 4; i++) {

      memset (s->current_picture.motion_val[0][b_xy + i*h->b_stride], 0, 4*2*sizeof(int16_t));

    }

    if (s->pict_type == B_TYPE) {

      for (i=0; i < 4; i++) {

	memset (s->current_picture.motion_val[1][b_xy + i*h->b_stride], 0, 4*2*sizeof(int16_t));

      }

    }

  }

  if (!IS_INTRA4x4(mb_type)) {

    memset (h->intra4x4_pred_mode[mb_xy], DC_PRED, 8);

  }

  if (!IS_SKIP(mb_type) || s->pict_type == B_TYPE) {

    memset (h->non_zero_count_cache + 8, 0, 4*9*sizeof(uint8_t));

    s->dsp.clear_blocks(h->mb);

  }



  if (!IS_INTRA16x16(mb_type) && (!IS_SKIP(mb_type) || s->pict_type == B_TYPE)) {

    if ((vlc = svq3_get_ue_golomb (&s->gb)) >= 48)

      return -1;



    cbp = IS_INTRA(mb_type) ? golomb_to_intra4x4_cbp[vlc] : golomb_to_inter_cbp[vlc];

  }

  if (IS_INTRA16x16(mb_type) || (s->pict_type != I_TYPE && s->adaptive_quant && cbp)) {

    s->qscale += svq3_get_se_golomb (&s->gb);



    if (s->qscale > 31)

      return -1;

  }

  if (IS_INTRA16x16(mb_type)) {

    if (svq3_decode_block (&s->gb, h->mb, 0, 0))

      return -1;

  }



  if (cbp) {

    const int index = IS_INTRA16x16(mb_type) ? 1 : 0;

    const int type = ((s->qscale < 24 && IS_INTRA4x4(mb_type)) ? 2 : 1);



    for (i=0; i < 4; i++) {

      if ((cbp & (1 << i))) {

	for (j=0; j < 4; j++) {

	  k = index ? ((j&1) + 2*(i&1) + 2*(j&2) + 4*(i&2)) : (4*i + j);

	  h->non_zero_count_cache[ scan8[k] ] = 1;



	  if (svq3_decode_block (&s->gb, &h->mb[16*k], index, type))

	    return -1;

	}

      }

    }



    if ((cbp & 0x30)) {

      for (i=0; i < 2; ++i) {

	if (svq3_decode_block (&s->gb, &h->mb[16*(16 + 4*i)], 0, 3))

	  return -1;

      }



      if ((cbp & 0x20)) {

	for (i=0; i < 8; i++) {

	  h->non_zero_count_cache[ scan8[16+i] ] = 1;



	  if (svq3_decode_block (&s->gb, &h->mb[16*(16 + i)], 1, 1))

	    return -1;

	}

      }

    }

  }



  s->current_picture.mb_type[mb_xy] = mb_type;



  if (IS_INTRA(mb_type)) {

    h->chroma_pred_mode = check_intra_pred_mode (h, DC_PRED8x8);

  }



  return 0;

}

static int FUNC_0 (H264Context *VAR_0, unsigned int VAR_1) {

  int VAR_2, VAR_3, VAR_4, VAR_5, VAR_6, VAR_7;

  int VAR_8 = 0;

  uint32_t vlc;

  int8_t *top, *left;

  MpegEncContext *const s = (MpegEncContext *) VAR_0;

  const int VAR_9 = s->mb_x + s->mb_y*s->mb_stride;

  const int VAR_10 = 4*s->mb_x + 4*s->mb_y*VAR_0->b_stride;



  VAR_0->top_samples_available	= (s->mb_y == 0) ? 0x33FF : 0xFFFF;

  VAR_0->left_samples_available	= (s->mb_x == 0) ? 0x5F5F : 0xFFFF;

  VAR_0->topright_samples_available	= 0xFFFF;



  if (VAR_1 == 0) {		

    if (s->pict_type == P_TYPE || s->next_picture.VAR_1[VAR_9] == -1) {

      svq3_mc_dir_part (s, 16*s->mb_x, 16*s->mb_y, 16, 16, 0, 0, 0, 0, 0, 0);



      if (s->pict_type == B_TYPE) {

	svq3_mc_dir_part (s, 16*s->mb_x, 16*s->mb_y, 16, 16, 0, 0, 0, 0, 1, 1);

      }



      VAR_1 = MB_TYPE_SKIP;

    } else {

      VAR_1= FFMIN(s->next_picture.VAR_1[VAR_9], 0);

      svq3_mc_dir (VAR_0, VAR_1, PREDICT_MODE, 0, 0);

      svq3_mc_dir (VAR_0, VAR_1, PREDICT_MODE, 1, 1);



      VAR_1 = MB_TYPE_16x16;

    }

  } else if (VAR_1 < 8) {	

    if (VAR_0->thirdpel_flag && VAR_0->halfpel_flag == !get_bits (&s->gb, 1)) {

      VAR_7 = THIRDPEL_MODE;

    } else if (VAR_0->halfpel_flag && VAR_0->thirdpel_flag == !get_bits (&s->gb, 1)) {

      VAR_7 = HALFPEL_MODE;

    } else {

      VAR_7 = FULLPEL_MODE;

    }



    

    















    

    for (VAR_5=0; VAR_5 < 2; VAR_5++) {

      if (s->mb_x > 0 && VAR_0->intra4x4_pred_mode[VAR_9 - 1][0] != -1) {

	for (VAR_2=0; VAR_2 < 4; VAR_2++) {

	  *(uint32_t *) VAR_0->mv_cache[VAR_5][scan8[0] - 1 + VAR_2*8] = *(uint32_t *) s->current_picture.motion_val[VAR_5][VAR_10 - 1 + VAR_2*VAR_0->b_stride];

	}

      } else {

	for (VAR_2=0; VAR_2 < 4; VAR_2++) {

	  *(uint32_t *) VAR_0->mv_cache[VAR_5][scan8[0] - 1 + VAR_2*8] = 0;

	}

      }

      if (s->mb_y > 0) {

	memcpy (VAR_0->mv_cache[VAR_5][scan8[0] - 1*8], s->current_picture.motion_val[VAR_5][VAR_10 - VAR_0->b_stride], 4*2*sizeof(int16_t));

	memset (&VAR_0->ref_cache[VAR_5][scan8[0] - 1*8], (VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride][4] == -1) ? PART_NOT_AVAILABLE : 1, 4);



	if (s->mb_x < (s->mb_width - 1)) {

	  *(uint32_t *) VAR_0->mv_cache[VAR_5][scan8[0] + 4 - 1*8] = *(uint32_t *) s->current_picture.motion_val[VAR_5][VAR_10 - VAR_0->b_stride + 4];

	  VAR_0->ref_cache[VAR_5][scan8[0] + 4 - 1*8] =

		  (VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride + 1][0] == -1 ||

		   VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride][4] == -1) ? PART_NOT_AVAILABLE : 1;

	}else

	  VAR_0->ref_cache[VAR_5][scan8[0] + 4 - 1*8] = PART_NOT_AVAILABLE;

	if (s->mb_x > 0) {

	  *(uint32_t *) VAR_0->mv_cache[VAR_5][scan8[0] - 1 - 1*8] = *(uint32_t *) s->current_picture.motion_val[VAR_5][VAR_10 - VAR_0->b_stride - 1];

	  VAR_0->ref_cache[VAR_5][scan8[0] - 1 - 1*8] = (VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride - 1][3] == -1) ? PART_NOT_AVAILABLE : 1;

	}else

	  VAR_0->ref_cache[VAR_5][scan8[0] - 1 - 1*8] = PART_NOT_AVAILABLE;

      }else

	memset (&VAR_0->ref_cache[VAR_5][scan8[0] - 1*8 - 1], PART_NOT_AVAILABLE, 8);



      if (s->pict_type != B_TYPE)

	break;

    }



    

    if (s->pict_type == P_TYPE) {

      svq3_mc_dir (VAR_0, (VAR_1 - 1), VAR_7, 0, 0);

    } else {	

      if (VAR_1 != 2) {

	svq3_mc_dir (VAR_0, 0, VAR_7, 0, 0);

      } else {

	for (VAR_2=0; VAR_2 < 4; VAR_2++) {

	  memset (s->current_picture.motion_val[0][VAR_10 + VAR_2*VAR_0->b_stride], 0, 4*2*sizeof(int16_t));

	}

      }

      if (VAR_1 != 1) {

	svq3_mc_dir (VAR_0, 0, VAR_7, 1, (VAR_1 == 3));

      } else {

	for (VAR_2=0; VAR_2 < 4; VAR_2++) {

	  memset (s->current_picture.motion_val[1][VAR_10 + VAR_2*VAR_0->b_stride], 0, 4*2*sizeof(int16_t));

	}

      }

    }



    VAR_1 = MB_TYPE_16x16;

  } else if (VAR_1 == 8 || VAR_1 == 33) {	

    memset (VAR_0->intra4x4_pred_mode_cache, -1, 8*5*sizeof(int8_t));



    if (VAR_1 == 8) {

      if (s->mb_x > 0) {

	for (VAR_2=0; VAR_2 < 4; VAR_2++) {

	  VAR_0->intra4x4_pred_mode_cache[scan8[0] - 1 + VAR_2*8] = VAR_0->intra4x4_pred_mode[VAR_9 - 1][VAR_2];

	}

	if (VAR_0->intra4x4_pred_mode_cache[scan8[0] - 1] == -1) {

	  VAR_0->left_samples_available = 0x5F5F;

	}

      }

      if (s->mb_y > 0) {

	VAR_0->intra4x4_pred_mode_cache[4+8*0] = VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride][4];

	VAR_0->intra4x4_pred_mode_cache[5+8*0] = VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride][5];

	VAR_0->intra4x4_pred_mode_cache[6+8*0] = VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride][6];

	VAR_0->intra4x4_pred_mode_cache[7+8*0] = VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride][3];



	if (VAR_0->intra4x4_pred_mode_cache[4+8*0] == -1) {

	  VAR_0->top_samples_available = 0x33FF;

	}

      }



      

      for (VAR_2=0; VAR_2 < 16; VAR_2+=2) {

	vlc = svq3_get_ue_golomb (&s->gb);



	if (vlc >= 25)

	  return -1;



	left	= &VAR_0->intra4x4_pred_mode_cache[scan8[VAR_2] - 1];

	top	= &VAR_0->intra4x4_pred_mode_cache[scan8[VAR_2] - 8];



	left[1]	= svq3_pred_1[top[0] + 1][left[0] + 1][svq3_pred_0[vlc][0]];

	left[2]	= svq3_pred_1[top[1] + 1][left[1] + 1][svq3_pred_0[vlc][1]];



	if (left[1] == -1 || left[2] == -1)

	  return -1;

      }

    } else {	

      for (VAR_2=0; VAR_2 < 4; VAR_2++) {

	memset (&VAR_0->intra4x4_pred_mode_cache[scan8[0] + 8*VAR_2], DC_PRED, 4);

      }

    }



    write_back_intra_pred_mode (VAR_0);



    if (VAR_1 == 8) {

      check_intra4x4_pred_mode (VAR_0);



      VAR_0->top_samples_available  = (s->mb_y == 0) ? 0x33FF : 0xFFFF;

      VAR_0->left_samples_available = (s->mb_x == 0) ? 0x5F5F : 0xFFFF;

    } else {

      for (VAR_2=0; VAR_2 < 4; VAR_2++) {

        memset (&VAR_0->intra4x4_pred_mode_cache[scan8[0] + 8*VAR_2], DC_128_PRED, 4);

      }



      VAR_0->top_samples_available  = 0x33FF;

      VAR_0->left_samples_available = 0x5F5F;

    }



    VAR_1 = MB_TYPE_INTRA4x4;

  } else {			

    VAR_6 = i_mb_type_info[VAR_1 - 8].pred_mode;

    VAR_6 = (VAR_6 >> 1) ^ 3*(VAR_6 & 1) ^ 1;



    if ((VAR_0->intra16x16_pred_mode = check_intra_pred_mode (VAR_0, VAR_6)) == -1)

      return -1;



    VAR_8 = i_mb_type_info[VAR_1 - 8].VAR_8;

    VAR_1 = MB_TYPE_INTRA16x16;

  }



  if (!IS_INTER(VAR_1) && s->pict_type != I_TYPE) {

    for (VAR_2=0; VAR_2 < 4; VAR_2++) {

      memset (s->current_picture.motion_val[0][VAR_10 + VAR_2*VAR_0->b_stride], 0, 4*2*sizeof(int16_t));

    }

    if (s->pict_type == B_TYPE) {

      for (VAR_2=0; VAR_2 < 4; VAR_2++) {

	memset (s->current_picture.motion_val[1][VAR_10 + VAR_2*VAR_0->b_stride], 0, 4*2*sizeof(int16_t));

      }

    }

  }

  if (!IS_INTRA4x4(VAR_1)) {

    memset (VAR_0->intra4x4_pred_mode[VAR_9], DC_PRED, 8);

  }

  if (!IS_SKIP(VAR_1) || s->pict_type == B_TYPE) {

    memset (VAR_0->non_zero_count_cache + 8, 0, 4*9*sizeof(uint8_t));

    s->dsp.clear_blocks(VAR_0->mb);

  }



  if (!IS_INTRA16x16(VAR_1) && (!IS_SKIP(VAR_1) || s->pict_type == B_TYPE)) {

    if ((vlc = svq3_get_ue_golomb (&s->gb)) >= 48)

      return -1;



    VAR_8 = IS_INTRA(VAR_1) ? golomb_to_intra4x4_cbp[vlc] : golomb_to_inter_cbp[vlc];

  }

  if (IS_INTRA16x16(VAR_1) || (s->pict_type != I_TYPE && s->adaptive_quant && VAR_8)) {

    s->qscale += svq3_get_se_golomb (&s->gb);



    if (s->qscale > 31)

      return -1;

  }

  if (IS_INTRA16x16(VAR_1)) {

    if (svq3_decode_block (&s->gb, VAR_0->mb, 0, 0))

      return -1;

  }



  if (VAR_8) {

    const int VAR_11 = IS_INTRA16x16(VAR_1) ? 1 : 0;

    const int VAR_12 = ((s->qscale < 24 && IS_INTRA4x4(VAR_1)) ? 2 : 1);



    for (VAR_2=0; VAR_2 < 4; VAR_2++) {

      if ((VAR_8 & (1 << VAR_2))) {

	for (VAR_3=0; VAR_3 < 4; VAR_3++) {

	  VAR_4 = VAR_11 ? ((VAR_3&1) + 2*(VAR_2&1) + 2*(VAR_3&2) + 4*(VAR_2&2)) : (4*VAR_2 + VAR_3);

	  VAR_0->non_zero_count_cache[ scan8[VAR_4] ] = 1;



	  if (svq3_decode_block (&s->gb, &VAR_0->mb[16*VAR_4], VAR_11, VAR_12))

	    return -1;

	}

      }

    }



    if ((VAR_8 & 0x30)) {

      for (VAR_2=0; VAR_2 < 2; ++VAR_2) {

	if (svq3_decode_block (&s->gb, &VAR_0->mb[16*(16 + 4*VAR_2)], 0, 3))

	  return -1;

      }



      if ((VAR_8 & 0x20)) {

	for (VAR_2=0; VAR_2 < 8; VAR_2++) {

	  VAR_0->non_zero_count_cache[ scan8[16+VAR_2] ] = 1;



	  if (svq3_decode_block (&s->gb, &VAR_0->mb[16*(16 + VAR_2)], 1, 1))

	    return -1;

	}

      }

    }

  }



  s->current_picture.VAR_1[VAR_9] = VAR_1;



  if (IS_INTRA(VAR_1)) {

    VAR_0->chroma_pred_mode = check_intra_pred_mode (VAR_0, DC_PRED8x8);

  }



  return 0;

}

static int FUNC_0 (H264Context *VAR_0, unsigned int VAR_1) { int VAR_2, VAR_3, VAR_4, VAR_5, VAR_6, VAR_7; int VAR_8 = 0; uint32_t vlc; int8_t *top, *left; MpegEncContext *const s = (MpegEncContext *) VAR_0; const int VAR_9 = s->mb_x + s->mb_y*s->mb_stride; const int VAR_10 = 4*s->mb_x + 4*s->mb_y*VAR_0->b_stride; VAR_0->top_samples_available	= (s->mb_y == 0) ? 0x33FF : 0xFFFF; VAR_0->left_samples_available	= (s->mb_x == 0) ? 0x5F5F : 0xFFFF; VAR_0->topright_samples_available	= 0xFFFF; if (VAR_1 == 0) { if (s->pict_type == P_TYPE || s->next_picture.VAR_1[VAR_9] == -1) { svq3_mc_dir_part (s, 16*s->mb_x, 16*s->mb_y, 16, 16, 0, 0, 0, 0, 0, 0); if (s->pict_type == B_TYPE) { svq3_mc_dir_part (s, 16*s->mb_x, 16*s->mb_y, 16, 16, 0, 0, 0, 0, 1, 1); } VAR_1 = MB_TYPE_SKIP; } else { VAR_1= FFMIN(s->next_picture.VAR_1[VAR_9], 0); svq3_mc_dir (VAR_0, VAR_1, PREDICT_MODE, 0, 0); svq3_mc_dir (VAR_0, VAR_1, PREDICT_MODE, 1, 1); VAR_1 = MB_TYPE_16x16; } } else if (VAR_1 < 8) { if (VAR_0->thirdpel_flag && VAR_0->halfpel_flag == !get_bits (&s->gb, 1)) { VAR_7 = THIRDPEL_MODE; } else if (VAR_0->halfpel_flag && VAR_0->thirdpel_flag == !get_bits (&s->gb, 1)) { VAR_7 = HALFPEL_MODE; } else { VAR_7 = FULLPEL_MODE; } for (VAR_5=0; VAR_5 < 2; VAR_5++) { if (s->mb_x > 0 && VAR_0->intra4x4_pred_mode[VAR_9 - 1][0] != -1) { for (VAR_2=0; VAR_2 < 4; VAR_2++) { *(uint32_t *) VAR_0->mv_cache[VAR_5][scan8[0] - 1 + VAR_2*8] = *(uint32_t *) s->current_picture.motion_val[VAR_5][VAR_10 - 1 + VAR_2*VAR_0->b_stride]; } } else { for (VAR_2=0; VAR_2 < 4; VAR_2++) { *(uint32_t *) VAR_0->mv_cache[VAR_5][scan8[0] - 1 + VAR_2*8] = 0; } } if (s->mb_y > 0) { memcpy (VAR_0->mv_cache[VAR_5][scan8[0] - 1*8], s->current_picture.motion_val[VAR_5][VAR_10 - VAR_0->b_stride], 4*2*sizeof(int16_t)); memset (&VAR_0->ref_cache[VAR_5][scan8[0] - 1*8], (VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride][4] == -1) ? PART_NOT_AVAILABLE : 1, 4); if (s->mb_x < (s->mb_width - 1)) { *(uint32_t *) VAR_0->mv_cache[VAR_5][scan8[0] + 4 - 1*8] = *(uint32_t *) s->current_picture.motion_val[VAR_5][VAR_10 - VAR_0->b_stride + 4]; VAR_0->ref_cache[VAR_5][scan8[0] + 4 - 1*8] =
(VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride + 1][0] == -1 ||
VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride][4] == -1) ? PART_NOT_AVAILABLE : 1; }else VAR_0->ref_cache[VAR_5][scan8[0] + 4 - 1*8] = PART_NOT_AVAILABLE; if (s->mb_x > 0) { *(uint32_t *) VAR_0->mv_cache[VAR_5][scan8[0] - 1 - 1*8] = *(uint32_t *) s->current_picture.motion_val[VAR_5][VAR_10 - VAR_0->b_stride - 1]; VAR_0->ref_cache[VAR_5][scan8[0] - 1 - 1*8] = (VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride - 1][3] == -1) ? PART_NOT_AVAILABLE : 1; }else VAR_0->ref_cache[VAR_5][scan8[0] - 1 - 1*8] = PART_NOT_AVAILABLE; }else memset (&VAR_0->ref_cache[VAR_5][scan8[0] - 1*8 - 1], PART_NOT_AVAILABLE, 8); if (s->pict_type != B_TYPE)
break; } if (s->pict_type == P_TYPE) { svq3_mc_dir (VAR_0, (VAR_1 - 1), VAR_7, 0, 0); } else { if (VAR_1 != 2) { svq3_mc_dir (VAR_0, 0, VAR_7, 0, 0); } else { for (VAR_2=0; VAR_2 < 4; VAR_2++) { memset (s->current_picture.motion_val[0][VAR_10 + VAR_2*VAR_0->b_stride], 0, 4*2*sizeof(int16_t)); } } if (VAR_1 != 1) { svq3_mc_dir (VAR_0, 0, VAR_7, 1, (VAR_1 == 3)); } else { for (VAR_2=0; VAR_2 < 4; VAR_2++) { memset (s->current_picture.motion_val[1][VAR_10 + VAR_2*VAR_0->b_stride], 0, 4*2*sizeof(int16_t)); } } } VAR_1 = MB_TYPE_16x16; } else if (VAR_1 == 8 || VAR_1 == 33) { memset (VAR_0->intra4x4_pred_mode_cache, -1, 8*5*sizeof(int8_t)); if (VAR_1 == 8) { if (s->mb_x > 0) { for (VAR_2=0; VAR_2 < 4; VAR_2++) { VAR_0->intra4x4_pred_mode_cache[scan8[0] - 1 + VAR_2*8] = VAR_0->intra4x4_pred_mode[VAR_9 - 1][VAR_2]; } if (VAR_0->intra4x4_pred_mode_cache[scan8[0] - 1] == -1) { VAR_0->left_samples_available = 0x5F5F; } } if (s->mb_y > 0) { VAR_0->intra4x4_pred_mode_cache[4+8*0] = VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride][4]; VAR_0->intra4x4_pred_mode_cache[5+8*0] = VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride][5]; VAR_0->intra4x4_pred_mode_cache[6+8*0] = VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride][6]; VAR_0->intra4x4_pred_mode_cache[7+8*0] = VAR_0->intra4x4_pred_mode[VAR_9 - s->mb_stride][3]; if (VAR_0->intra4x4_pred_mode_cache[4+8*0] == -1) { VAR_0->top_samples_available = 0x33FF; } } for (VAR_2=0; VAR_2 < 16; VAR_2+=2) { vlc = svq3_get_ue_golomb (&s->gb); if (vlc >= 25)
return -1; left	= &VAR_0->intra4x4_pred_mode_cache[scan8[VAR_2] - 1]; top	= &VAR_0->intra4x4_pred_mode_cache[scan8[VAR_2] - 8]; left[1]	= svq3_pred_1[top[0] + 1][left[0] + 1][svq3_pred_0[vlc][0]]; left[2]	= svq3_pred_1[top[1] + 1][left[1] + 1][svq3_pred_0[vlc][1]]; if (left[1] == -1 || left[2] == -1)
return -1; } } else { for (VAR_2=0; VAR_2 < 4; VAR_2++) { memset (&VAR_0->intra4x4_pred_mode_cache[scan8[0] + 8*VAR_2], DC_PRED, 4); } } write_back_intra_pred_mode (VAR_0); if (VAR_1 == 8) { check_intra4x4_pred_mode (VAR_0); VAR_0->top_samples_available  = (s->mb_y == 0) ? 0x33FF : 0xFFFF; VAR_0->left_samples_available = (s->mb_x == 0) ? 0x5F5F : 0xFFFF; } else { for (VAR_2=0; VAR_2 < 4; VAR_2++) { memset (&VAR_0->intra4x4_pred_mode_cache[scan8[0] + 8*VAR_2], DC_128_PRED, 4); } VAR_0->top_samples_available  = 0x33FF; VAR_0->left_samples_available = 0x5F5F; } VAR_1 = MB_TYPE_INTRA4x4; } else { VAR_6 = i_mb_type_info[VAR_1 - 8].pred_mode; VAR_6 = (VAR_6 >> 1) ^ 3*(VAR_6 & 1) ^ 1; if ((VAR_0->intra16x16_pred_mode = check_intra_pred_mode (VAR_0, VAR_6)) == -1)
return -1; VAR_8 = i_mb_type_info[VAR_1 - 8].VAR_8; VAR_1 = MB_TYPE_INTRA16x16; } if (!IS_INTER(VAR_1) && s->pict_type != I_TYPE) { for (VAR_2=0; VAR_2 < 4; VAR_2++) { memset (s->current_picture.motion_val[0][VAR_10 + VAR_2*VAR_0->b_stride], 0, 4*2*sizeof(int16_t)); } if (s->pict_type == B_TYPE) { for (VAR_2=0; VAR_2 < 4; VAR_2++) { memset (s->current_picture.motion_val[1][VAR_10 + VAR_2*VAR_0->b_stride], 0, 4*2*sizeof(int16_t)); } } } if (!IS_INTRA4x4(VAR_1)) { memset (VAR_0->intra4x4_pred_mode[VAR_9], DC_PRED, 8); } if (!IS_SKIP(VAR_1) || s->pict_type == B_TYPE) { memset (VAR_0->non_zero_count_cache + 8, 0, 4*9*sizeof(uint8_t)); s->dsp.clear_blocks(VAR_0->mb); } if (!IS_INTRA16x16(VAR_1) && (!IS_SKIP(VAR_1) || s->pict_type == B_TYPE)) { if ((vlc = svq3_get_ue_golomb (&s->gb)) >= 48)
return -1; VAR_8 = IS_INTRA(VAR_1) ? golomb_to_intra4x4_cbp[vlc] : golomb_to_inter_cbp[vlc]; } if (IS_INTRA16x16(VAR_1) || (s->pict_type != I_TYPE && s->adaptive_quant && VAR_8)) { s->qscale += svq3_get_se_golomb (&s->gb); if (s->qscale > 31)
return -1; } if (IS_INTRA16x16(VAR_1)) { if (svq3_decode_block (&s->gb, VAR_0->mb, 0, 0))
return -1; } if (VAR_8) { const int VAR_11 = IS_INTRA16x16(VAR_1) ? 1 : 0; const int VAR_12 = ((s->qscale < 24 && IS_INTRA4x4(VAR_1)) ? 2 : 1); for (VAR_2=0; VAR_2 < 4; VAR_2++) { if ((VAR_8 & (1 << VAR_2))) { for (VAR_3=0; VAR_3 < 4; VAR_3++) { VAR_4 = VAR_11 ? ((VAR_3&1) + 2*(VAR_2&1) + 2*(VAR_3&2) + 4*(VAR_2&2)) : (4*VAR_2 + VAR_3); VAR_0->non_zero_count_cache[ scan8[VAR_4] ] = 1; if (svq3_decode_block (&s->gb, &VAR_0->mb[16*VAR_4], VAR_11, VAR_12))
return -1; } } } if ((VAR_8 & 0x30)) { for (VAR_2=0; VAR_2 < 2; ++VAR_2) { if (svq3_decode_block (&s->gb, &VAR_0->mb[16*(16 + 4*VAR_2)], 0, 3))
return -1; } if ((VAR_8 & 0x20)) { for (VAR_2=0; VAR_2 < 8; VAR_2++) { VAR_0->non_zero_count_cache[ scan8[16+VAR_2] ] = 1; if (svq3_decode_block (&s->gb, &VAR_0->mb[16*(16 + VAR_2)], 1, 1))
return -1; } } } } s->current_picture.VAR_1[VAR_9] = VAR_1; if (IS_INTRA(VAR_1)) { VAR_0->chroma_pred_mode = check_intra_pred_mode (VAR_0, DC_PRED8x8); } return 0; }