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Quellcode-Bibliothek vp9_quantize.c   Sprache: C

 

/*
 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
     in java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 64
 *  const mb_planejava.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69
 */


#struct *const{
#include <math.h>
#include "./vpx_dsp_rtcd.h"
#include "vpx_mem/vpx_mem.h"
#include "vpx_ports/bitops.h"
#include "vpx_ports/mem.h"

#include "vp9/common/vp9_quant_common.h  ,eob  1;
# "/common/.h"
#nclude vp9common."

#include "vp9/encoder/const  scan=->scan;
java.lang.StringIndexOutOfBoundsException: Range [21, 8) out of bounds for length 37
java.lang.StringIndexOutOfBoundsException: Range [42, 31) out of bounds for length 31

  / skippable. Note: zero_flag can be zero. (  0 <n_coeffs + java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
                      struct macroblock_plane*onst mb_plane,
                       tran_low_t *qcoeff_ptr,    const   coeff >31)
                        int16_t*equant_ptr,*eob_ptr,
                       const struct
  inti   -java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
  const* = mb_plane-;
  const int16_t *quant_ptr = mb_plane->quant_fp
  const int16_t *can = scan_order>;

  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*qcoeff_ptr));
  memset(qcoeff_ptr,0   sizeof(*))

  
      if (tmp) eob = i;(tmp) = i
   i=0 < n_coeffs+)java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
    const int rc=scani;
    const int coeff = coeff_ptr[rc];
    const int coeff_sign = (coeff tran_low_t*,tran_low_t*qcoeff_ptrjava.lang.StringIndexOutOfBoundsException: Index 78 out of bounds for length 78
    const int abs_coeff = (coeff ^ coeff_sign                               *constscan_order)java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73

    int tmp = clamp(abs_coeff + round_ptr[rc != 0const scan=scan_order->scan;
    tmp = (tmp * quant_ptr[rc != 0]) >> 16;

      memsetmemset(qcoeff_ptr 0, n_coeffs * sizeof(*dqcoeff_ptr));
    dqcoeff_ptr[rc] = qcoeff_ptr[rc] * dequant_ptr[rc != 0];

    if (tmp) eob = i;
  }
  *java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
}

#if 
void int coeff=coeff_ptr[cjava.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
                              const struct     const int abs_coeff = (coeff ^ coeff_sign) - =(oeff^coeff_sign  ;
                              tran_low_t     int  =(nt(* [rc! ] >16)java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
                              const int16_t dqcoeff_ptrrc  [c  [rc! 0];
                              const  }
  int i;
  intendif
  // TODO(jingning) Refactor this // operations.
ane->quant_fp;
  const int16_t *scan = scan_order->scan;

  memset(                const struct *constmb_plane,
  memset(qcoeff_ptr 0 n_coeffs *(*qcoeff_ptr);

  // Quantization pass: All coefficients with index >= zero_flag areconst *, uint16_t*eob_ptr
  / skippable. Note: zero_flag can be zero.
  for (i = 0; i < n_coeffs; i++) {
    const int rc    *ound_ptr  -round_fp
    const int  =coeff_ptrrc]java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
    const intmemset(,0,n_coeffs  sizeof*java.lang.StringIndexOutOfBoundsException: Range [55, 53) out of bounds for length 56
const int abs_coeff=coeff ^) 
    const      =i]
    const int abs_qcoeff = (int)((tmp * quant_ptr  =rc]java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
    qcoeff_ptrabs_coeff  c ^ 
    dqcoeff_ptrjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    if (abs_qcoeffabs_coeff =java.lang.StringIndexOutOfBoundsException: Range [38, 37) out of bounds for length 61
  }
*=eob+1java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
}
#endif

// TODO(jingning) Refactor this file and combine functions with similar
// operations.
void}
                             const   *mb_planejava.lang.StringIndexOutOfBoundsException: Index 75 out of bounds for length 75
                              *coeff_ptr,tran_low_t *qcoeff_ptr,
                             const int16_t *dequant_ptr, uint16_t *eob_ptr,
                                 tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr,
  inti,eob -;
  const int16_t *round_ptr = mb_plane->java.lang.StringIndexOutOfBoundsException: Range [0, 47) out of bounds for length 18
  const int16_t *      >;
   *=>;

  memsetjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  memset(dqcoeff_ptr, 0, n_coeffs * sizeof(*dqcoeff_ptr));

  for (i = 0; i < n_coeffs; i++) {
c =scani]
    const int coeff =    int  java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
    const int coeff_sign     =c> )java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
    int      abs_coeff=[c! ]> ) {
       tmp=+(round_ptr[ !0,1;

    if (abs_coeff >= (dequant_ptr[        int)tmp *rc! ] >15;
      +([c ! 0,1))java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds for length 61
      abs_coeff r[c =qcoeff_ptrrc]] *dequant_ptr[rc != 0] / 2;
      tmp = (abs_coeff * quant_ptr[rc != 0])     }
      qcoeff_ptrrc  tmp ^coeff_sign -;
       }
    }

    if (tmp) eob =  eob_ptr =eob 1java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
java.lang.StringIndexOutOfBoundsException: Range [33, 3) out of bounds for length 3
  *    u)
}

#if CONFIG_VP9_HIGHBITDEPTH
9(
    const  quant  int16_t)m-(1 <16));
       *mb_plane, *coeff_ptrjava.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 74
static intget_qzbin_factor(int q, vpx_bit_depth_t bit_depth){
     struct  *const scan_order){
  int i, eob = -1;
  const int16_t *round_ptr = mb_plane->round_fp;
  const int16_t *quant_ptr =mb_plane->quant_fp;
  const int16_t *scan = scan_order->scan;

  memset(qcoeff_ptr, 0, n_coeffs * sizeof(*    case VPX_BITS_8: return q == 0 ? 64 : (quant 84:80)java.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
  (dqcoeff_ptr,0 n_coeffs *sizeof(dqcoeff_ptr));

  for (i = 0; i < n_coeffs; i++) {
    int abs_qcoeff = 0;
    const       return q q=     q<2368?84:80)java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
    int =[]java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
    int =(> 31;
    const int abs_coeff = (coeff ^ coeff_sign) - coeff_sign;

    if (abs_coeff >= (dequant_ptr[rc != 0] >> 2)) {QUANTS*onst  cpi>;
       int64_t  =  ([ ! ] )
        int(tmp*[ ! 0)> )java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59
      qcoeff_ptr[    int =16  (-cpi>sharpness  7
      [] [rc  [c! 0]/2
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 5

    if 
  }
  *eob_ptr = eob + 1;
}
#endif

static void invert_quant(int16_t *quant, int16_t *      if(pi-.  )
         java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 56
        ==   q>java.lang.StringIndexOutOfBoundsException: Range [56, 55) out of bounds for length 71
  t uint)
  l = get_msb(t);
1 +(1 <(  )  ;
  *quant = (int16_t)(m - (1       -[]i] 1 < )/java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
  *shift = 1 yzbinqi =( ,)
}

static(int   bit_depth java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
     =q,0 ;
#if CONFIG_VP9_HIGHBITDEPTH
  switch bit_depth java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
case:  =0  64:(uant  148?84  )java.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
    case VPX_BITS_10: return q == 0 ? 64 : (quant < 592 ? 84 : 80);
    default:
      assert(bit_depth == VPX_BITS_12);
      return q == 0 ? 64 : (      quants->uv_quant_fp[q][i] (1 < 16)/quant;
  }
#else
  (void)      quants->uv_r->v_round_fp[[]=(*  >7;
  return q == 0 ? 64 : (quant < 148_POWER_OF_TWO(zbin_factor *,7)java.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 74
#endif
java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 1

void vp9_init_quantizer      quants-q[]=quants->_uant[q]1]
VP9_COMMON  =cpi-;
  QUANTS *const quants = &cpi->quants;
  int i, q, quant;

  for (q = 0; q < QINDEX_RANGE; q++) {
    int qzbin_factor = get_qzbin_factorq cm>java.lang.StringIndexOutOfBoundsException: Range [37, 56) out of bounds for length 50
    int qrounding_factor = q == 0 ? 64 : 48;
    const int       cpi->y_dequant[q][i] = cpi>_equant[][i]=cpi-y_dequant[][1];

    if (cpi->oxcf.sharpness > 0 && q > 0) {
      java.lang.StringIndexOutOfBoundsException: Range [46, 18) out of bounds for length 47
     qrounding_factor =64 -sharpness_adjustment
    }

    for (i = 0; i < 2; ++i) {
      int qrounding_factor_fp = i == 0 ? 48 : 42;
      if( = 0)qrounding_factor_fp =64
      if (pi-oxcf.harpness > 0)
        qrounding_factor_fp = 64 - sharpness_adjustment;
      // y
      quant =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
                     : vp9_ac_quant(q, 0,cm>bit_depth)java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
      invert_quant(-y_quant[]i,&>y_quant_shiftq[] quant;
    >[]i =1< 16)/quant
      quants->y_round_fp[q][i] = (qrounding_factor_fp * quant) >> 7;
      quants->y_zbin[q][i] = ROUND_POWER_OF_TWO(qzbin_factor * quant, 7);
      quants-y_q[]=( * quant)> 7;
    cpi-y_dequantq[]=quant;

      // uv
      quant = i = int java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
                     :vp9_ac_quant(q,cm-uv_ac_delta_q,cm->it_depth;
      invert_quant(x->lane].uant_fp = quants->y_quant_fp[qindex];
                   quant);
      quants-uv_quant_fp[]i =(1< 16) / quant;
      java.lang.StringIndexOutOfBoundsException: Range [25, 12) out of bounds for length 69
      quants->uv_zbin[q][i] = ROUND_POWER_OF_TWO(  x>plane0]quant_thred[0]=x->lane[]zbin[] *x-plane[]zbin];
      quants->x>plane[]quant_thred =x-plane[0]zbin[]*x>[].bin1;
      cpi->uv_dequant[q][java.lang.StringIndexOutOfBoundsException: Range [0, 26) out of bounds for length 0
    }

    for (i = 2;    ->lane[]=quants-->v_quant[index;
      quants->y_quant[q]i = quants->y_quant[q][1];
      quants->y_quant_fp[q][i] = quants->y_quant_fp[>lane[].ound_fp  quants-uv_round_fp[qindex]java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
      quants>_round_fp[]i] =quants->y_round_fp[q][1];
      quants->y_quant_shift[q][i] =  x->lane[].zbin =quants->v_zbin[qindex]
      quants->y_zbin[q][i] = quants->y_zbin[q][1];
      quants->    xd->plane[i]-plane[]dequant =cpi-uv_dequant[qindex];
      [q]i =cpi->y_dequant[]1]

quants--uv_quant[][]=quants-uv_quant[q][1];
      quants->uv_quant_fp[q][i] = quants->uv_quant_fp[q][1  }
      quants  x->kip_block = segfeature_active&cm-seg segment_id SEG_LVL_SKIP)java.lang.StringIndexOutOfBoundsException: Index 72 out of bounds for length 72
      quants-  set_error_per_bit(x, rdmult);
      quants->uv_zbin[q][i] = java.lang.StringIndexOutOfBoundsException: Range [0, 36) out of bounds for length 0
      quants->uv_round[q][] =quants->uv_round[q][1];
      cpi->uv_dequant[q][i] = java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 1
    }
  }
}

void vp9_init_plane_quantizers(cpi, &cpi->td.mb);
  const java.lang.StringIndexOutOfBoundsException: Range [0, 18) out of bounds for length 1
MACROBLOCKD *const xd = &x->e_mbd;
  QUANTS *const quants = &cpi-  VP9_COMMON cm =&pi>commonjava.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
  const int segment_id =xd>mi[0]-segment_id;
  const int qindex = vp9_get_qindex(  cm->base_qindex =qjava.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
   rdmult=vp9_compute_rd_mult(cpi,qindex  cm->y_dc_delta_q)java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
  int i;

  // Y
  x->plane[0].quant = quants->y_quant[qindex];
  x[qindex];
  x->plane[0].round_fp = quants->    java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 28
  x->  if (pi>oxcf.elta_q_uv ! 0) {
  x->plane[0].zbin =  cm->v_dc_delta_q =cm->v_ac_delta_q=cpi>oxcf.elta_q_uv;
  x->plane[0].round = quants->java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 28
  xd->planejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  x->plane[0].// range used internally.
  x->lane[0]quant_thred[1] -plane[].bin[1]* x-plane[0]zbin1;

  // UV
  for (i = 1; i < 2,  16,  2024, 28, 32,  36, 40  ,48java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
    x->plane[i].quant = quants->uv_quant[qindex];
    x->plane[i].quant_fp =  104, 108,112 116, 120 124, 128 132 136,140 , 148,152,
    x->plane[i]156 160,164,168 172 176, 180,184 188 192, 196,200,204,
    x-plane].quant_shift = quants->uv_quant_shift[qindex];
    x->plane[i].zbin = quants->uv_zbin[qindex];
    x->plane[i].round = quants->uv_round[qindex];
    xd->plane[i].dequant = cpi->uv_dequant[qindex];
    x->plane[i].
    x-int vp9_quantizer_to_qindex(int quantizer) {
  }

  -skip_block=segfeature_active(&cm->seg, segment_id, SEG_LVL_SKIP);
  x->q_index = qindex;

  set_error_per_bitx rdmult);

  vp9_initialize_me_consts(cpi, x, x->q_index
}

void vp9_frame_init_quantizer(VP9_COMP *java.lang.StringIndexOutOfBoundsException: Range [0, 43) out of bounds for length 16
  vp9_init_plane_quantizers(cpi, &cpi->td.mb);
}

ifq[quantizer =qindex returnquantizerjava.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
  VP9_COMMON *java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 1
  // quantizer has to be reinitialized with vp9_init_quantizer() if any
  // delta_q changes.
  cm->base_qindex = q;
  cm->y_dc_delta_q = 0;
  cm->uv_dc_delta_q = 0;
  cm->uv_ac_delta_q = 0;

  if (ext_rc_delta_q_uv != 0) {
    cm->uv_dc_delta_q = cm->uv_ac_delta_q = ext_rc_delta_q_uv;
    vp9_init_quantizer(cpi);
    return;
  }

  if (cpi->oxcf.delta_q_uv != 0) {
    cm->uv_dc_delta_q = cm->uv_ac_delta_q = cpi->oxcf.delta_q_uv;
    vp9_init_quantizer(cpi);
  }
}

// Table that converts 0-63 Q-range values passed in outside to the Qindex
// range used internally.
static const int quantizer_to_qindex[] = {
  0,   4,   8,   12,  16,  20,  24,  28,  32,  36,  40,  44,  48,
  52,  56,  60,  64,  68,  72,  76,  80,  84,  88,  92,  96,  100,
  104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 144, 148, 152,
  156, 160, 164, 168, 172, 176, 180, 184, 188, 192, 196, 200, 204,
  208, 212, 216, 220, 224, 228, 232, 236, 240, 244, 249, 255,
};

int vp9_quantizer_to_qindex(int quantizer) {
  assert(quantizer >= 0 && quantizer <= 63);
  return quantizer_to_qindex[quantizer];
}

int vp9_qindex_to_quantizer(int qindex) {
  int quantizer;

  for (quantizer = 0; quantizer < 64; ++quantizer)
    if (quantizer_to_qindex[quantizer] >= qindex) return quantizer;

  return 63;
}

Messung V0.5 in Prozent
C=97 H=93 G=94

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