h264pred.c - mozsearch

mozilla-central/media/ffvpx/libavcodec/h264pred.c (file symbol)

Enable keyboard shortcuts

Source code

File a bug in Core :: Audio/Video: Playback

Revision control

Copy as Markdown

Other Tools

/*

 * H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder

 * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>

 * This file is part of FFmpeg.

 * FFmpeg is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public

 * License as published by the Free Software Foundation; either

 * version 2.1 of the License, or (at your option) any later version.

 * FFmpeg is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Lesser General Public License for more details.

 * You should have received a copy of the GNU Lesser General Public

 * License along with FFmpeg; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

*/

/**

 * @file

 * H.264 / AVC / MPEG-4 part10 prediction functions.

 * @author Michael Niedermayer <michaelni@gmx.at>

*/

#include "config.h"

#include "libavutil/attributes.h"

#include "libavutil/avassert.h"

#include "libavutil/intreadwrite.h"

#include "codec_id.h"

#include "h264pred.h"

#include "mathops.h"

#define BIT_DEPTH 8

#include "h264pred_template.c"

#undef BIT_DEPTH

#define BIT_DEPTH 9

#include "h264pred_template.c"

#undef BIT_DEPTH

#define BIT_DEPTH 10

#include "h264pred_template.c"

#undef BIT_DEPTH

#define BIT_DEPTH 12

#include "h264pred_template.c"

#undef BIT_DEPTH

#define BIT_DEPTH 14

#include "h264pred_template.c"

#undef BIT_DEPTH

static void pred4x4_127_dc_c(uint8_t *src, const uint8_t *topright,

                             ptrdiff_t _stride)

    int stride = _stride;

    const uint32_t a = 0x7F7F7F7FU;

    AV_WN32A(src + 0 * stride, a);

    AV_WN32A(src + 1 * stride, a);

    AV_WN32A(src + 2 * stride, a);

    AV_WN32A(src + 3 * stride, a);

static void pred4x4_129_dc_c(uint8_t *src, const uint8_t *topright,

                             ptrdiff_t _stride)

    int stride = _stride;

    const uint32_t a = 0x81818181U;

    AV_WN32A(src + 0 * stride, a);

    AV_WN32A(src + 1 * stride, a);

    AV_WN32A(src + 2 * stride, a);

    AV_WN32A(src + 3 * stride, a);

static void pred4x4_vertical_vp8_c(uint8_t *src, const uint8_t *topright,

                                   ptrdiff_t stride)

    const unsigned lt = src[-1-1*stride];

    LOAD_TOP_EDGE

    LOAD_TOP_RIGHT_EDGE

    uint32_t v = PACK_4U8((lt + 2*t0 + t1 + 2) >> 2,

                          (t0 + 2*t1 + t2 + 2) >> 2,

                          (t1 + 2*t2 + t3 + 2) >> 2,

                          (t2 + 2*t3 + t4 + 2) >> 2);

    AV_WN32A(src+0*stride, v);

    AV_WN32A(src+1*stride, v);

    AV_WN32A(src+2*stride, v);

    AV_WN32A(src+3*stride, v);

static void pred4x4_horizontal_vp8_c(uint8_t *src, const uint8_t *topright,

                                     ptrdiff_t stride)

    const unsigned lt = src[-1-1*stride];

    LOAD_LEFT_EDGE

    AV_WN32A(src+0*stride, ((lt + 2*l0 + l1 + 2) >> 2)*0x01010101);

    AV_WN32A(src+1*stride, ((l0 + 2*l1 + l2 + 2) >> 2)*0x01010101);

    AV_WN32A(src+2*stride, ((l1 + 2*l2 + l3 + 2) >> 2)*0x01010101);

    AV_WN32A(src+3*stride, ((l2 + 2*l3 + l3 + 2) >> 2)*0x01010101);

static void pred4x4_down_left_svq3_c(uint8_t *src, const uint8_t *topright,

                                     ptrdiff_t stride)

    LOAD_TOP_EDGE

    LOAD_LEFT_EDGE

    src[0+0*stride]=(l1 + t1)>>1;

    src[1+0*stride]=

    src[0+1*stride]=(l2 + t2)>>1;

    src[2+0*stride]=

    src[1+1*stride]=

    src[0+2*stride]=

    src[3+0*stride]=

    src[2+1*stride]=

    src[1+2*stride]=

    src[0+3*stride]=

    src[3+1*stride]=

    src[2+2*stride]=

    src[1+3*stride]=

    src[3+2*stride]=

    src[2+3*stride]=

    src[3+3*stride]=(l3 + t3)>>1;

static void pred4x4_down_left_rv40_c(uint8_t *src, const uint8_t *topright,

                                     ptrdiff_t stride)

    LOAD_TOP_EDGE

    LOAD_TOP_RIGHT_EDGE

    LOAD_LEFT_EDGE

    LOAD_DOWN_LEFT_EDGE

    src[0+0*stride]=(t0 + t2 + 2*t1 + 2 + l0 + l2 + 2*l1 + 2)>>3;

    src[1+0*stride]=

    src[0+1*stride]=(t1 + t3 + 2*t2 + 2 + l1 + l3 + 2*l2 + 2)>>3;

    src[2+0*stride]=

    src[1+1*stride]=

    src[0+2*stride]=(t2 + t4 + 2*t3 + 2 + l2 + l4 + 2*l3 + 2)>>3;

    src[3+0*stride]=

    src[2+1*stride]=

    src[1+2*stride]=

    src[0+3*stride]=(t3 + t5 + 2*t4 + 2 + l3 + l5 + 2*l4 + 2)>>3;

    src[3+1*stride]=

    src[2+2*stride]=

    src[1+3*stride]=(t4 + t6 + 2*t5 + 2 + l4 + l6 + 2*l5 + 2)>>3;

    src[3+2*stride]=

    src[2+3*stride]=(t5 + t7 + 2*t6 + 2 + l5 + l7 + 2*l6 + 2)>>3;

    src[3+3*stride]=(t6 + t7 + 1 + l6 + l7 + 1)>>2;

static void pred4x4_down_left_rv40_nodown_c(uint8_t *src,

                                            const uint8_t *topright,

                                            ptrdiff_t stride)

    LOAD_TOP_EDGE

    LOAD_TOP_RIGHT_EDGE

    LOAD_LEFT_EDGE

    src[0+0*stride]=(t0 + t2 + 2*t1 + 2 + l0 + l2 + 2*l1 + 2)>>3;

    src[1+0*stride]=

    src[0+1*stride]=(t1 + t3 + 2*t2 + 2 + l1 + l3 + 2*l2 + 2)>>3;

    src[2+0*stride]=

    src[1+1*stride]=

    src[0+2*stride]=(t2 + t4 + 2*t3 + 2 + l2 + 3*l3 + 2)>>3;

    src[3+0*stride]=

    src[2+1*stride]=

    src[1+2*stride]=

    src[0+3*stride]=(t3 + t5 + 2*t4 + 2 + l3*4 + 2)>>3;

    src[3+1*stride]=

    src[2+2*stride]=

    src[1+3*stride]=(t4 + t6 + 2*t5 + 2 + l3*4 + 2)>>3;

    src[3+2*stride]=

    src[2+3*stride]=(t5 + t7 + 2*t6 + 2 + l3*4 + 2)>>3;

    src[3+3*stride]=(t6 + t7 + 1 + 2*l3 + 1)>>2;

static void pred4x4_vertical_left_rv40(uint8_t *src, const uint8_t *topright,

                                       ptrdiff_t stride,

                                       const int l0, const int l1, const int l2,

                                       const int l3, const int l4)

    LOAD_TOP_EDGE

    LOAD_TOP_RIGHT_EDGE

    src[0+0*stride]=(2*t0 + 2*t1 + l1 + 2*l2 + l3 + 4)>>3;

    src[1+0*stride]=

    src[0+2*stride]=(t1 + t2 + 1)>>1;

    src[2+0*stride]=

    src[1+2*stride]=(t2 + t3 + 1)>>1;

    src[3+0*stride]=

    src[2+2*stride]=(t3 + t4+ 1)>>1;

    src[3+2*stride]=(t4 + t5+ 1)>>1;

    src[0+1*stride]=(t0 + 2*t1 + t2 + l2 + 2*l3 + l4 + 4)>>3;

    src[1+1*stride]=

    src[0+3*stride]=(t1 + 2*t2 + t3 + 2)>>2;

    src[2+1*stride]=

    src[1+3*stride]=(t2 + 2*t3 + t4 + 2)>>2;

    src[3+1*stride]=

    src[2+3*stride]=(t3 + 2*t4 + t5 + 2)>>2;

    src[3+3*stride]=(t4 + 2*t5 + t6 + 2)>>2;

static void pred4x4_vertical_left_rv40_c(uint8_t *src, const uint8_t *topright,

                                         ptrdiff_t stride)

    LOAD_LEFT_EDGE

    LOAD_DOWN_LEFT_EDGE

    pred4x4_vertical_left_rv40(src, topright, stride, l0, l1, l2, l3, l4);

static void pred4x4_vertical_left_rv40_nodown_c(uint8_t *src,

                                                const uint8_t *topright,

                                                ptrdiff_t stride)

    LOAD_LEFT_EDGE

    pred4x4_vertical_left_rv40(src, topright, stride, l0, l1, l2, l3, l3);

static void pred4x4_vertical_left_vp8_c(uint8_t *src, const uint8_t *topright,

                                        ptrdiff_t stride)

    LOAD_TOP_EDGE

    LOAD_TOP_RIGHT_EDGE

    src[0+0*stride]=(t0 + t1 + 1)>>1;

    src[1+0*stride]=

    src[0+2*stride]=(t1 + t2 + 1)>>1;

    src[2+0*stride]=

    src[1+2*stride]=(t2 + t3 + 1)>>1;

    src[3+0*stride]=

    src[2+2*stride]=(t3 + t4 + 1)>>1;

    src[0+1*stride]=(t0 + 2*t1 + t2 + 2)>>2;

    src[1+1*stride]=

    src[0+3*stride]=(t1 + 2*t2 + t3 + 2)>>2;

    src[2+1*stride]=

    src[1+3*stride]=(t2 + 2*t3 + t4 + 2)>>2;

    src[3+1*stride]=

    src[2+3*stride]=(t3 + 2*t4 + t5 + 2)>>2;

    src[3+2*stride]=(t4 + 2*t5 + t6 + 2)>>2;

    src[3+3*stride]=(t5 + 2*t6 + t7 + 2)>>2;

static void pred4x4_horizontal_up_rv40_c(uint8_t *src, const uint8_t *topright,

                                         ptrdiff_t stride)

    LOAD_LEFT_EDGE

    LOAD_DOWN_LEFT_EDGE

    LOAD_TOP_EDGE

    LOAD_TOP_RIGHT_EDGE

    src[0+0*stride]=(t1 + 2*t2 + t3 + 2*l0 + 2*l1 + 4)>>3;

    src[1+0*stride]=(t2 + 2*t3 + t4 + l0 + 2*l1 + l2 + 4)>>3;

    src[2+0*stride]=

    src[0+1*stride]=(t3 + 2*t4 + t5 + 2*l1 + 2*l2 + 4)>>3;

    src[3+0*stride]=

    src[1+1*stride]=(t4 + 2*t5 + t6 + l1 + 2*l2 + l3 + 4)>>3;

    src[2+1*stride]=

    src[0+2*stride]=(t5 + 2*t6 + t7 + 2*l2 + 2*l3 + 4)>>3;

    src[3+1*stride]=

    src[1+2*stride]=(t6 + 3*t7 + l2 + 3*l3 + 4)>>3;

    src[3+2*stride]=

    src[1+3*stride]=(l3 + 2*l4 + l5 + 2)>>2;

    src[0+3*stride]=

    src[2+2*stride]=(t6 + t7 + l3 + l4 + 2)>>2;

    src[2+3*stride]=(l4 + l5 + 1)>>1;

    src[3+3*stride]=(l4 + 2*l5 + l6 + 2)>>2;

static void pred4x4_horizontal_up_rv40_nodown_c(uint8_t *src,

                                                const uint8_t *topright,

                                                ptrdiff_t stride)

    LOAD_LEFT_EDGE

    LOAD_TOP_EDGE

    LOAD_TOP_RIGHT_EDGE

    src[0+0*stride]=(t1 + 2*t2 + t3 + 2*l0 + 2*l1 + 4)>>3;

    src[1+0*stride]=(t2 + 2*t3 + t4 + l0 + 2*l1 + l2 + 4)>>3;

    src[2+0*stride]=

    src[0+1*stride]=(t3 + 2*t4 + t5 + 2*l1 + 2*l2 + 4)>>3;

    src[3+0*stride]=

    src[1+1*stride]=(t4 + 2*t5 + t6 + l1 + 2*l2 + l3 + 4)>>3;

    src[2+1*stride]=

    src[0+2*stride]=(t5 + 2*t6 + t7 + 2*l2 + 2*l3 + 4)>>3;

    src[3+1*stride]=

    src[1+2*stride]=(t6 + 3*t7 + l2 + 3*l3 + 4)>>3;

    src[3+2*stride]=

    src[1+3*stride]=l3;

    src[0+3*stride]=

    src[2+2*stride]=(t6 + t7 + 2*l3 + 2)>>2;

    src[2+3*stride]=

    src[3+3*stride]=l3;

static void pred4x4_tm_vp8_c(uint8_t *src, const uint8_t *topright,

                             ptrdiff_t stride)

    const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP - src[-1-stride];

    uint8_t *top = src-stride;

    int y;

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

        const uint8_t *cm_in = cm + src[-1];

        src[0] = cm_in[top[0]];

        src[1] = cm_in[top[1]];

        src[2] = cm_in[top[2]];

        src[3] = cm_in[top[3]];

        src += stride;

static void pred16x16_plane_svq3_c(uint8_t *src, ptrdiff_t stride)

    pred16x16_plane_compat_8_c(src, stride, 1, 0);

static void pred16x16_plane_rv40_c(uint8_t *src, ptrdiff_t stride)

    pred16x16_plane_compat_8_c(src, stride, 0, 1);

static void pred16x16_tm_vp8_c(uint8_t *src, ptrdiff_t stride)

    const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP - src[-1-stride];

    uint8_t *top = src-stride;

    int y;

    for (y = 0; y < 16; y++) {

        const uint8_t *cm_in = cm + src[-1];

        src[0]  = cm_in[top[0]];

        src[1]  = cm_in[top[1]];

        src[2]  = cm_in[top[2]];

        src[3]  = cm_in[top[3]];

        src[4]  = cm_in[top[4]];

        src[5]  = cm_in[top[5]];

        src[6]  = cm_in[top[6]];

        src[7]  = cm_in[top[7]];

        src[8]  = cm_in[top[8]];

        src[9]  = cm_in[top[9]];

        src[10] = cm_in[top[10]];

        src[11] = cm_in[top[11]];

        src[12] = cm_in[top[12]];

        src[13] = cm_in[top[13]];

        src[14] = cm_in[top[14]];

        src[15] = cm_in[top[15]];

        src += stride;

static void pred8x8_left_dc_rv40_c(uint8_t *src, ptrdiff_t stride)

    int i;

    unsigned dc0;

    dc0=0;

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

        dc0+= src[-1+i*stride];

    dc0= 0x01010101*((dc0 + 4)>>3);

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

        ((uint32_t*)(src+i*stride))[0]=

        ((uint32_t*)(src+i*stride))[1]= dc0;

static void pred8x8_top_dc_rv40_c(uint8_t *src, ptrdiff_t stride)

    int i;

    unsigned dc0;

    dc0=0;

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

        dc0+= src[i-stride];

    dc0= 0x01010101*((dc0 + 4)>>3);

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

        ((uint32_t*)(src+i*stride))[0]=

        ((uint32_t*)(src+i*stride))[1]= dc0;

static void pred8x8_dc_rv40_c(uint8_t *src, ptrdiff_t stride)

    int i;

    unsigned dc0 = 0;

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

        dc0+= src[-1+i*stride] + src[i-stride];

        dc0+= src[4+i-stride];

        dc0+= src[-1+(i+4)*stride];

    dc0= 0x01010101*((dc0 + 8)>>4);

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

        ((uint32_t*)(src+i*stride))[0]= dc0;

        ((uint32_t*)(src+i*stride))[1]= dc0;

    for(i=4; i<8; i++){

        ((uint32_t*)(src+i*stride))[0]= dc0;

        ((uint32_t*)(src+i*stride))[1]= dc0;

static void pred8x8_tm_vp8_c(uint8_t *src, ptrdiff_t stride)

    const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP - src[-1-stride];

    uint8_t *top = src-stride;

    int y;

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

        const uint8_t *cm_in = cm + src[-1];

        src[0] = cm_in[top[0]];

        src[1] = cm_in[top[1]];

        src[2] = cm_in[top[2]];

        src[3] = cm_in[top[3]];

        src[4] = cm_in[top[4]];

        src[5] = cm_in[top[5]];

        src[6] = cm_in[top[6]];

        src[7] = cm_in[top[7]];

        src += stride;

/**

 * Set the intra prediction function pointers.

*/

av_cold void ff_h264_pred_init(H264PredContext *h, int codec_id,

                               const int bit_depth,

                               int chroma_format_idc)

#undef FUNC

#undef FUNCC

#define FUNC(a, depth) a ## _ ## depth

#define FUNCC(a, depth) a ## _ ## depth ## _c

#define FUNCD(a) a ## _c

#define H264_PRED(depth) \

    h->pred4x4[VERT_PRED           ] = FUNCC(pred4x4_vertical,        depth);\

    h->pred4x4[HOR_PRED            ] = FUNCC(pred4x4_horizontal,      depth);\

    h->pred4x4[DC_PRED             ] = FUNCC(pred4x4_dc,              depth);\

    h->pred4x4[DIAG_DOWN_LEFT_PRED ] = FUNCC(pred4x4_down_left,       depth);\

    h->pred4x4[DIAG_DOWN_RIGHT_PRED] = FUNCC(pred4x4_down_right,      depth);\

    h->pred4x4[VERT_RIGHT_PRED     ] = FUNCC(pred4x4_vertical_right,  depth);\

    h->pred4x4[HOR_DOWN_PRED       ] = FUNCC(pred4x4_horizontal_down, depth);\

    h->pred4x4[VERT_LEFT_PRED      ] = FUNCC(pred4x4_vertical_left,   depth);\

    h->pred4x4[HOR_UP_PRED         ] = FUNCC(pred4x4_horizontal_up,   depth);\

    h->pred4x4[LEFT_DC_PRED        ] = FUNCC(pred4x4_left_dc,         depth);\

    h->pred4x4[TOP_DC_PRED         ] = FUNCC(pred4x4_top_dc,          depth);\

    if (depth > 8 || codec_id != AV_CODEC_ID_VP8)\

        h->pred4x4[DC_128_PRED     ] = FUNCC(pred4x4_128_dc,          depth);\

    h->pred8x8l[VERT_PRED           ]= FUNCC(pred8x8l_vertical            , depth);\

    h->pred8x8l[HOR_PRED            ]= FUNCC(pred8x8l_horizontal          , depth);\

    h->pred8x8l[DC_PRED             ]= FUNCC(pred8x8l_dc                  , depth);\

    h->pred8x8l[DIAG_DOWN_LEFT_PRED ]= FUNCC(pred8x8l_down_left           , depth);\

    h->pred8x8l[DIAG_DOWN_RIGHT_PRED]= FUNCC(pred8x8l_down_right          , depth);\

    h->pred8x8l[VERT_RIGHT_PRED     ]= FUNCC(pred8x8l_vertical_right      , depth);\

    h->pred8x8l[HOR_DOWN_PRED       ]= FUNCC(pred8x8l_horizontal_down     , depth);\

    h->pred8x8l[VERT_LEFT_PRED      ]= FUNCC(pred8x8l_vertical_left       , depth);\

    h->pred8x8l[HOR_UP_PRED         ]= FUNCC(pred8x8l_horizontal_up       , depth);\

    h->pred8x8l[LEFT_DC_PRED        ]= FUNCC(pred8x8l_left_dc             , depth);\

    h->pred8x8l[TOP_DC_PRED         ]= FUNCC(pred8x8l_top_dc              , depth);\

    h->pred8x8l[DC_128_PRED         ]= FUNCC(pred8x8l_128_dc              , depth);\

    if (chroma_format_idc <= 1) {\

        h->pred8x8[VERT_PRED8x8   ]= FUNCC(pred8x8_vertical               , depth);\

        h->pred8x8[HOR_PRED8x8    ]= FUNCC(pred8x8_horizontal             , depth);\

        h->pred8x8[PLANE_PRED8x8] = FUNCC(pred8x8_plane,       depth);\

    } else {\

        h->pred8x8[VERT_PRED8x8   ]= FUNCC(pred8x16_vertical              , depth);\

        h->pred8x8[HOR_PRED8x8    ]= FUNCC(pred8x16_horizontal            , depth);\

        h->pred8x8[PLANE_PRED8x8] = FUNCC(pred8x16_plane,      depth);\

}\

    if (depth > 8 || (codec_id != AV_CODEC_ID_RV40 && \

                      codec_id != AV_CODEC_ID_VP7  && \

                      codec_id != AV_CODEC_ID_VP8)) { \

        if (chroma_format_idc <= 1) {\

            h->pred8x8[DC_PRED8x8     ]= FUNCC(pred8x8_dc                     , depth);\

            h->pred8x8[LEFT_DC_PRED8x8]= FUNCC(pred8x8_left_dc                , depth);\

            h->pred8x8[TOP_DC_PRED8x8 ]= FUNCC(pred8x8_top_dc                 , depth);\

            h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_l0t, depth);\

            h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_0lt, depth);\

            h->pred8x8[ALZHEIMER_DC_L00_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_l00, depth);\

            h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8 ]= FUNC(pred8x8_mad_cow_dc_0l0, depth);\

        } else {\

            h->pred8x8[DC_PRED8x8     ]= FUNCC(pred8x16_dc                    , depth);\

            h->pred8x8[LEFT_DC_PRED8x8]= FUNCC(pred8x16_left_dc               , depth);\

            h->pred8x8[TOP_DC_PRED8x8 ]= FUNCC(pred8x16_top_dc                , depth);\

            h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_l0t, depth);\

            h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_0lt, depth);\

            h->pred8x8[ALZHEIMER_DC_L00_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_l00, depth);\

            h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8 ]= FUNC(pred8x16_mad_cow_dc_0l0, depth);\

}\

    }else{\

        h->pred8x8[DC_PRED8x8     ]= FUNCD(pred8x8_dc_rv40);\

        h->pred8x8[LEFT_DC_PRED8x8]= FUNCD(pred8x8_left_dc_rv40);\

        h->pred8x8[TOP_DC_PRED8x8 ]= FUNCD(pred8x8_top_dc_rv40);\

}\

    if (chroma_format_idc <= 1) {\

        h->pred8x8[DC_128_PRED8x8 ]= FUNCC(pred8x8_128_dc                 , depth);\

    } else {\

        h->pred8x8[DC_128_PRED8x8 ]= FUNCC(pred8x16_128_dc                , depth);\

}\

    h->pred16x16[DC_PRED8x8     ]= FUNCC(pred16x16_dc                     , depth);\

    h->pred16x16[VERT_PRED8x8   ]= FUNCC(pred16x16_vertical               , depth);\

    h->pred16x16[HOR_PRED8x8    ]= FUNCC(pred16x16_horizontal             , depth);\

    h->pred16x16[PLANE_PRED8x8  ]= FUNCC(pred16x16_plane                  , depth);\

    h->pred16x16[LEFT_DC_PRED8x8]= FUNCC(pred16x16_left_dc                , depth);\

    h->pred16x16[TOP_DC_PRED8x8 ]= FUNCC(pred16x16_top_dc                 , depth);\

    h->pred16x16[DC_128_PRED8x8 ]= FUNCC(pred16x16_128_dc                 , depth);\

    /* special lossless h/v prediction for H.264 */ \

    h->pred4x4_add  [VERT_PRED   ]= FUNCC(pred4x4_vertical_add            , depth);\

    h->pred4x4_add  [ HOR_PRED   ]= FUNCC(pred4x4_horizontal_add          , depth);\

    h->pred8x8l_add [VERT_PRED   ]= FUNCC(pred8x8l_vertical_add           , depth);\

    h->pred8x8l_add [ HOR_PRED   ]= FUNCC(pred8x8l_horizontal_add         , depth);\

    h->pred8x8l_filter_add [VERT_PRED   ]= FUNCC(pred8x8l_vertical_filter_add           , depth);\

    h->pred8x8l_filter_add [ HOR_PRED   ]= FUNCC(pred8x8l_horizontal_filter_add         , depth);\

    if (chroma_format_idc <= 1) {\

        h->pred8x8_add[VERT_PRED8x8] = FUNCC(pred8x8_vertical_add,    depth);\

        h->pred8x8_add[ HOR_PRED8x8] = FUNCC(pred8x8_horizontal_add,  depth);\

    } else {\

        h->pred8x8_add  [VERT_PRED8x8]= FUNCC(pred8x16_vertical_add            , depth);\

        h->pred8x8_add  [ HOR_PRED8x8]= FUNCC(pred8x16_horizontal_add          , depth);\

}\

    h->pred16x16_add[VERT_PRED8x8]= FUNCC(pred16x16_vertical_add          , depth);\

    h->pred16x16_add[ HOR_PRED8x8]= FUNCC(pred16x16_horizontal_add        , depth);\

    switch (bit_depth) {

        case 9:

            H264_PRED(9)

            break;

        case 10:

            H264_PRED(10)

            break;

        case 12:

            H264_PRED(12)

            break;

        case 14:

            H264_PRED(14)

            break;

        default:

            av_assert0(bit_depth<=8);

            H264_PRED(8)

            switch (codec_id) {

            case AV_CODEC_ID_SVQ3:

                h->pred4x4[DIAG_DOWN_LEFT_PRED] = FUNCD(pred4x4_down_left_svq3);

                h->pred16x16[PLANE_PRED8x8    ] = FUNCD(pred16x16_plane_svq3);

                break;

            case AV_CODEC_ID_RV40:

                h->pred4x4[DIAG_DOWN_LEFT_PRED] = FUNCD(pred4x4_down_left_rv40);

                h->pred4x4[VERT_LEFT_PRED     ] = FUNCD(pred4x4_vertical_left_rv40);

                h->pred4x4[HOR_UP_PRED        ] = FUNCD(pred4x4_horizontal_up_rv40);

                h->pred4x4[DIAG_DOWN_LEFT_PRED_RV40_NODOWN] = FUNCD(pred4x4_down_left_rv40_nodown);

                h->pred4x4[HOR_UP_PRED_RV40_NODOWN] = FUNCD(pred4x4_horizontal_up_rv40_nodown);

                h->pred4x4[VERT_LEFT_PRED_RV40_NODOWN] = FUNCD(pred4x4_vertical_left_rv40_nodown);

                h->pred16x16[PLANE_PRED8x8    ] = FUNCD(pred16x16_plane_rv40);

                break;

            case AV_CODEC_ID_VP7:

            case AV_CODEC_ID_VP8:

                h->pred4x4[VERT_PRED       ] = FUNCD(pred4x4_vertical_vp8);

                h->pred4x4[HOR_PRED        ] = FUNCD(pred4x4_horizontal_vp8);

                h->pred4x4[VERT_LEFT_PRED  ] = FUNCD(pred4x4_vertical_left_vp8);

                h->pred4x4[TM_VP8_PRED     ] = FUNCD(pred4x4_tm_vp8);

                h->pred4x4[VERT_VP8_PRED   ] = FUNCC(pred4x4_vertical, 8);

                h->pred4x4[DC_127_PRED     ] = FUNCD(pred4x4_127_dc);

                h->pred4x4[DC_129_PRED     ] = FUNCD(pred4x4_129_dc);

                h->pred4x4[HOR_VP8_PRED    ] = FUNCC(pred4x4_horizontal, 8);

                h->pred8x8[PLANE_PRED8x8   ] = FUNCD(pred8x8_tm_vp8);

                h->pred8x8[DC_127_PRED8x8  ] = FUNCC(pred8x8_127_dc, 8);

                h->pred8x8[DC_129_PRED8x8  ] = FUNCC(pred8x8_129_dc, 8);

                h->pred16x16[PLANE_PRED8x8 ] = FUNCD(pred16x16_tm_vp8);

                h->pred16x16[DC_127_PRED8x8] = FUNCC(pred16x16_127_dc, 8);

                h->pred16x16[DC_129_PRED8x8] = FUNCC(pred16x16_129_dc, 8);

                break;

            break;

#if ARCH_AARCH64

    ff_h264_pred_init_aarch64(h, codec_id, bit_depth, chroma_format_idc);

#elif ARCH_ARM

    ff_h264_pred_init_arm(h, codec_id, bit_depth, chroma_format_idc);

#elif ARCH_X86

    ff_h264_pred_init_x86(h, codec_id, bit_depth, chroma_format_idc);

#elif ARCH_MIPS

    ff_h264_pred_init_mips(h, codec_id, bit_depth, chroma_format_idc);

#elif ARCH_LOONGARCH

    ff_h264_pred_init_loongarch(h, codec_id, bit_depth, chroma_format_idc);

#endif