LCOV - code coverage report
Current view: top level - libavcodec - rv30dsp.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 51 51 100.0 %
Date: 2017-12-14 08:27:08 Functions: 57 57 100.0 %

          Line data    Source code
       1             : /*
       2             :  * RV30 decoder motion compensation functions
       3             :  * Copyright (c) 2007 Konstantin Shishkov
       4             :  *
       5             :  * This file is part of FFmpeg.
       6             :  *
       7             :  * FFmpeg is free software; you can redistribute it and/or
       8             :  * modify it under the terms of the GNU Lesser General Public
       9             :  * License as published by the Free Software Foundation; either
      10             :  * version 2.1 of the License, or (at your option) any later version.
      11             :  *
      12             :  * FFmpeg is distributed in the hope that it will be useful,
      13             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      14             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      15             :  * Lesser General Public License for more details.
      16             :  *
      17             :  * You should have received a copy of the GNU Lesser General Public
      18             :  * License along with FFmpeg; if not, write to the Free Software
      19             :  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
      20             :  */
      21             : 
      22             : /**
      23             :  * @file
      24             :  * RV30 decoder motion compensation functions
      25             :  */
      26             : 
      27             : #include "avcodec.h"
      28             : #include "h264chroma.h"
      29             : #include "h264qpel.h"
      30             : #include "mathops.h"
      31             : #include "rv34dsp.h"
      32             : 
      33             : #define RV30_LOWPASS(OPNAME, OP) \
      34             : static void OPNAME ## rv30_tpel8_h_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, const int C1, const int C2){\
      35             :     const int h = 8;\
      36             :     const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
      37             :     int i;\
      38             :     for(i = 0; i < h; i++)\
      39             :     {\
      40             :         OP(dst[0], (-(src[-1]+src[2]) + src[0]*C1 + src[1]*C2 + 8)>>4);\
      41             :         OP(dst[1], (-(src[ 0]+src[3]) + src[1]*C1 + src[2]*C2 + 8)>>4);\
      42             :         OP(dst[2], (-(src[ 1]+src[4]) + src[2]*C1 + src[3]*C2 + 8)>>4);\
      43             :         OP(dst[3], (-(src[ 2]+src[5]) + src[3]*C1 + src[4]*C2 + 8)>>4);\
      44             :         OP(dst[4], (-(src[ 3]+src[6]) + src[4]*C1 + src[5]*C2 + 8)>>4);\
      45             :         OP(dst[5], (-(src[ 4]+src[7]) + src[5]*C1 + src[6]*C2 + 8)>>4);\
      46             :         OP(dst[6], (-(src[ 5]+src[8]) + src[6]*C1 + src[7]*C2 + 8)>>4);\
      47             :         OP(dst[7], (-(src[ 6]+src[9]) + src[7]*C1 + src[8]*C2 + 8)>>4);\
      48             :         dst += dstStride;\
      49             :         src += srcStride;\
      50             :     }\
      51             : }\
      52             : \
      53             : static void OPNAME ## rv30_tpel8_v_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, const int C1, const int C2){\
      54             :     const int w = 8;\
      55             :     const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
      56             :     int i;\
      57             :     for(i = 0; i < w; i++)\
      58             :     {\
      59             :         const int srcA = src[-1*srcStride];\
      60             :         const int src0 = src[0 *srcStride];\
      61             :         const int src1 = src[1 *srcStride];\
      62             :         const int src2 = src[2 *srcStride];\
      63             :         const int src3 = src[3 *srcStride];\
      64             :         const int src4 = src[4 *srcStride];\
      65             :         const int src5 = src[5 *srcStride];\
      66             :         const int src6 = src[6 *srcStride];\
      67             :         const int src7 = src[7 *srcStride];\
      68             :         const int src8 = src[8 *srcStride];\
      69             :         const int src9 = src[9 *srcStride];\
      70             :         OP(dst[0*dstStride], (-(srcA+src2) + src0*C1 + src1*C2 + 8)>>4);\
      71             :         OP(dst[1*dstStride], (-(src0+src3) + src1*C1 + src2*C2 + 8)>>4);\
      72             :         OP(dst[2*dstStride], (-(src1+src4) + src2*C1 + src3*C2 + 8)>>4);\
      73             :         OP(dst[3*dstStride], (-(src2+src5) + src3*C1 + src4*C2 + 8)>>4);\
      74             :         OP(dst[4*dstStride], (-(src3+src6) + src4*C1 + src5*C2 + 8)>>4);\
      75             :         OP(dst[5*dstStride], (-(src4+src7) + src5*C1 + src6*C2 + 8)>>4);\
      76             :         OP(dst[6*dstStride], (-(src5+src8) + src6*C1 + src7*C2 + 8)>>4);\
      77             :         OP(dst[7*dstStride], (-(src6+src9) + src7*C1 + src8*C2 + 8)>>4);\
      78             :         dst++;\
      79             :         src++;\
      80             :     }\
      81             : }\
      82             : \
      83             : static void OPNAME ## rv30_tpel8_hv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
      84             :     const int w = 8;\
      85             :     const int h = 8;\
      86             :     const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
      87             :     int i, j;\
      88             :     for(j = 0; j < h; j++){\
      89             :         for(i = 0; i < w; i++){\
      90             :             OP(dst[i], (\
      91             :                   src[srcStride*-1+i-1]  -12*src[srcStride*-1+i]  -6*src[srcStride*-1+i+1]    +src[srcStride*-1+i+2]+\
      92             :               -12*src[srcStride* 0+i-1] +144*src[srcStride* 0+i] +72*src[srcStride* 0+i+1] -12*src[srcStride* 0+i+2] +\
      93             :                -6*src[srcStride* 1+i-1]  +72*src[srcStride* 1+i] +36*src[srcStride* 1+i+1]  -6*src[srcStride* 1+i+2] +\
      94             :                   src[srcStride* 2+i-1]  -12*src[srcStride* 2+i]  -6*src[srcStride* 2+i+1]    +src[srcStride* 2+i+2] +\
      95             :                   128)>>8);\
      96             :         }\
      97             :         src += srcStride;\
      98             :         dst += dstStride;\
      99             :     }\
     100             : }\
     101             : \
     102             : static void OPNAME ## rv30_tpel8_hhv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
     103             :     const int w = 8;\
     104             :     const int h = 8;\
     105             :     const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
     106             :     int i, j;\
     107             :     for(j = 0; j < h; j++){\
     108             :         for(i = 0; i < w; i++){\
     109             :             OP(dst[i], (\
     110             :                   src[srcStride*-1+i-1]  -12*src[srcStride*-1+i+1]  -6*src[srcStride*-1+i]    +src[srcStride*-1+i+2]+\
     111             :               -12*src[srcStride* 0+i-1] +144*src[srcStride* 0+i+1] +72*src[srcStride* 0+i] -12*src[srcStride* 0+i+2]+\
     112             :                -6*src[srcStride* 1+i-1]  +72*src[srcStride* 1+i+1] +36*src[srcStride* 1+i]  -6*src[srcStride* 1+i+2]+\
     113             :                   src[srcStride* 2+i-1]  -12*src[srcStride* 2+i+1]  -6*src[srcStride* 2+i]    +src[srcStride* 2+i+2]+\
     114             :                   128)>>8);\
     115             :         }\
     116             :         src += srcStride;\
     117             :         dst += dstStride;\
     118             :     }\
     119             : }\
     120             : \
     121             : static void OPNAME ## rv30_tpel8_hvv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
     122             :     const int w = 8;\
     123             :     const int h = 8;\
     124             :     const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
     125             :     int i, j;\
     126             :     for(j = 0; j < h; j++){\
     127             :         for(i = 0; i < w; i++){\
     128             :             OP(dst[i], (\
     129             :                   src[srcStride*-1+i-1]  -12*src[srcStride*-1+i]  -6*src[srcStride*-1+i+1]    +src[srcStride*-1+i+2]+\
     130             :                -6*src[srcStride* 0+i-1]  +72*src[srcStride* 0+i] +36*src[srcStride* 0+i+1]  -6*src[srcStride* 0+i+2]+\
     131             :               -12*src[srcStride* 1+i-1] +144*src[srcStride* 1+i] +72*src[srcStride* 1+i+1] -12*src[srcStride* 1+i+2]+\
     132             :                   src[srcStride* 2+i-1]  -12*src[srcStride* 2+i]  -6*src[srcStride* 2+i+1]    +src[srcStride* 2+i+2]+\
     133             :                   128)>>8);\
     134             :         }\
     135             :         src += srcStride;\
     136             :         dst += dstStride;\
     137             :     }\
     138             : }\
     139             : \
     140             : static void OPNAME ## rv30_tpel8_hhvv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
     141             :     const int w = 8;\
     142             :     const int h = 8;\
     143             :     const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\
     144             :     int i, j;\
     145             :     for(j = 0; j < h; j++){\
     146             :         for(i = 0; i < w; i++){\
     147             :             OP(dst[i], (\
     148             :                36*src[i+srcStride*0] +54*src[i+1+srcStride*0] +6*src[i+2+srcStride*0]+\
     149             :                54*src[i+srcStride*1] +81*src[i+1+srcStride*1] +9*src[i+2+srcStride*1]+\
     150             :                 6*src[i+srcStride*2] + 9*src[i+1+srcStride*2] +  src[i+2+srcStride*2]+\
     151             :                128)>>8);\
     152             :         }\
     153             :         src += srcStride;\
     154             :         dst += dstStride;\
     155             :     }\
     156             : }\
     157             : \
     158             : static void OPNAME ## rv30_tpel16_v_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, const int C1, const int C2){\
     159             :     OPNAME ## rv30_tpel8_v_lowpass(dst  , src  , dstStride, srcStride, C1, C2);\
     160             :     OPNAME ## rv30_tpel8_v_lowpass(dst+8, src+8, dstStride, srcStride, C1, C2);\
     161             :     src += 8*srcStride;\
     162             :     dst += 8*dstStride;\
     163             :     OPNAME ## rv30_tpel8_v_lowpass(dst  , src  , dstStride, srcStride, C1, C2);\
     164             :     OPNAME ## rv30_tpel8_v_lowpass(dst+8, src+8, dstStride, srcStride, C1, C2);\
     165             : }\
     166             : \
     167             : static void OPNAME ## rv30_tpel16_h_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, const int C1, const int C2){\
     168             :     OPNAME ## rv30_tpel8_h_lowpass(dst  , src  , dstStride, srcStride, C1, C2);\
     169             :     OPNAME ## rv30_tpel8_h_lowpass(dst+8, src+8, dstStride, srcStride, C1, C2);\
     170             :     src += 8*srcStride;\
     171             :     dst += 8*dstStride;\
     172             :     OPNAME ## rv30_tpel8_h_lowpass(dst  , src  , dstStride, srcStride, C1, C2);\
     173             :     OPNAME ## rv30_tpel8_h_lowpass(dst+8, src+8, dstStride, srcStride, C1, C2);\
     174             : }\
     175             : \
     176             : static void OPNAME ## rv30_tpel16_hv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
     177             :     OPNAME ## rv30_tpel8_hv_lowpass(dst  , src  , dstStride, srcStride);\
     178             :     OPNAME ## rv30_tpel8_hv_lowpass(dst+8, src+8, dstStride, srcStride);\
     179             :     src += 8*srcStride;\
     180             :     dst += 8*dstStride;\
     181             :     OPNAME ## rv30_tpel8_hv_lowpass(dst  , src  , dstStride, srcStride);\
     182             :     OPNAME ## rv30_tpel8_hv_lowpass(dst+8, src+8, dstStride, srcStride);\
     183             : }\
     184             : \
     185             : static void OPNAME ## rv30_tpel16_hhv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
     186             :     OPNAME ## rv30_tpel8_hhv_lowpass(dst  , src  , dstStride, srcStride);\
     187             :     OPNAME ## rv30_tpel8_hhv_lowpass(dst+8, src+8, dstStride, srcStride);\
     188             :     src += 8*srcStride;\
     189             :     dst += 8*dstStride;\
     190             :     OPNAME ## rv30_tpel8_hhv_lowpass(dst  , src  , dstStride, srcStride);\
     191             :     OPNAME ## rv30_tpel8_hhv_lowpass(dst+8, src+8, dstStride, srcStride);\
     192             : }\
     193             : \
     194             : static void OPNAME ## rv30_tpel16_hvv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
     195             :     OPNAME ## rv30_tpel8_hvv_lowpass(dst  , src  , dstStride, srcStride);\
     196             :     OPNAME ## rv30_tpel8_hvv_lowpass(dst+8, src+8, dstStride, srcStride);\
     197             :     src += 8*srcStride;\
     198             :     dst += 8*dstStride;\
     199             :     OPNAME ## rv30_tpel8_hvv_lowpass(dst  , src  , dstStride, srcStride);\
     200             :     OPNAME ## rv30_tpel8_hvv_lowpass(dst+8, src+8, dstStride, srcStride);\
     201             : }\
     202             : \
     203             : static void OPNAME ## rv30_tpel16_hhvv_lowpass(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
     204             :     OPNAME ## rv30_tpel8_hhvv_lowpass(dst  , src  , dstStride, srcStride);\
     205             :     OPNAME ## rv30_tpel8_hhvv_lowpass(dst+8, src+8, dstStride, srcStride);\
     206             :     src += 8*srcStride;\
     207             :     dst += 8*dstStride;\
     208             :     OPNAME ## rv30_tpel8_hhvv_lowpass(dst  , src  , dstStride, srcStride);\
     209             :     OPNAME ## rv30_tpel8_hhvv_lowpass(dst+8, src+8, dstStride, srcStride);\
     210             : }\
     211             : \
     212             : 
     213             : #define RV30_MC(OPNAME, SIZE) \
     214             : static void OPNAME ## rv30_tpel ## SIZE ## _mc10_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
     215             : {\
     216             :     OPNAME ## rv30_tpel ## SIZE ## _h_lowpass(dst, src, stride, stride, 12, 6);\
     217             : }\
     218             : \
     219             : static void OPNAME ## rv30_tpel ## SIZE ## _mc20_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
     220             : {\
     221             :     OPNAME ## rv30_tpel ## SIZE ## _h_lowpass(dst, src, stride, stride, 6, 12);\
     222             : }\
     223             : \
     224             : static void OPNAME ## rv30_tpel ## SIZE ## _mc01_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
     225             : {\
     226             :     OPNAME ## rv30_tpel ## SIZE ## _v_lowpass(dst, src, stride, stride, 12, 6);\
     227             : }\
     228             : \
     229             : static void OPNAME ## rv30_tpel ## SIZE ## _mc02_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
     230             : {\
     231             :     OPNAME ## rv30_tpel ## SIZE ## _v_lowpass(dst, src, stride, stride, 6, 12);\
     232             : }\
     233             : \
     234             : static void OPNAME ## rv30_tpel ## SIZE ## _mc11_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
     235             : {\
     236             :     OPNAME ## rv30_tpel ## SIZE ## _hv_lowpass(dst, src, stride, stride);\
     237             : }\
     238             : \
     239             : static void OPNAME ## rv30_tpel ## SIZE ## _mc12_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
     240             : {\
     241             :     OPNAME ## rv30_tpel ## SIZE ## _hvv_lowpass(dst, src, stride, stride);\
     242             : }\
     243             : \
     244             : static void OPNAME ## rv30_tpel ## SIZE ## _mc21_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
     245             : {\
     246             :     OPNAME ## rv30_tpel ## SIZE ## _hhv_lowpass(dst, src, stride, stride);\
     247             : }\
     248             : \
     249             : static void OPNAME ## rv30_tpel ## SIZE ## _mc22_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
     250             : {\
     251             :     OPNAME ## rv30_tpel ## SIZE ## _hhvv_lowpass(dst, src, stride, stride);\
     252             : }\
     253             : \
     254             : 
     255             : #define op_avg(a, b)  a = (((a)+cm[b]+1)>>1)
     256             : #define op_put(a, b)  a = cm[b]
     257             : 
     258      128728 : RV30_LOWPASS(put_       , op_put)
     259       71190 : RV30_LOWPASS(avg_       , op_avg)
     260       14998 : RV30_MC(put_, 8)
     261       22746 : RV30_MC(put_, 16)
     262        9980 : RV30_MC(avg_, 8)
     263       12242 : RV30_MC(avg_, 16)
     264             : 
     265           5 : av_cold void ff_rv30dsp_init(RV34DSPContext *c)
     266             : {
     267             :     H264ChromaContext h264chroma;
     268             :     H264QpelContext qpel;
     269             : 
     270           5 :     ff_rv34dsp_init(c);
     271           5 :     ff_h264chroma_init(&h264chroma, 8);
     272           5 :     ff_h264qpel_init(&qpel, 8);
     273             : 
     274           5 :     c->put_pixels_tab[0][ 0] = qpel.put_h264_qpel_pixels_tab[0][0];
     275           5 :     c->put_pixels_tab[0][ 1] = put_rv30_tpel16_mc10_c;
     276           5 :     c->put_pixels_tab[0][ 2] = put_rv30_tpel16_mc20_c;
     277           5 :     c->put_pixels_tab[0][ 4] = put_rv30_tpel16_mc01_c;
     278           5 :     c->put_pixels_tab[0][ 5] = put_rv30_tpel16_mc11_c;
     279           5 :     c->put_pixels_tab[0][ 6] = put_rv30_tpel16_mc21_c;
     280           5 :     c->put_pixels_tab[0][ 8] = put_rv30_tpel16_mc02_c;
     281           5 :     c->put_pixels_tab[0][ 9] = put_rv30_tpel16_mc12_c;
     282           5 :     c->put_pixels_tab[0][10] = put_rv30_tpel16_mc22_c;
     283           5 :     c->avg_pixels_tab[0][ 0] = qpel.avg_h264_qpel_pixels_tab[0][0];
     284           5 :     c->avg_pixels_tab[0][ 1] = avg_rv30_tpel16_mc10_c;
     285           5 :     c->avg_pixels_tab[0][ 2] = avg_rv30_tpel16_mc20_c;
     286           5 :     c->avg_pixels_tab[0][ 4] = avg_rv30_tpel16_mc01_c;
     287           5 :     c->avg_pixels_tab[0][ 5] = avg_rv30_tpel16_mc11_c;
     288           5 :     c->avg_pixels_tab[0][ 6] = avg_rv30_tpel16_mc21_c;
     289           5 :     c->avg_pixels_tab[0][ 8] = avg_rv30_tpel16_mc02_c;
     290           5 :     c->avg_pixels_tab[0][ 9] = avg_rv30_tpel16_mc12_c;
     291           5 :     c->avg_pixels_tab[0][10] = avg_rv30_tpel16_mc22_c;
     292           5 :     c->put_pixels_tab[1][ 0] = qpel.put_h264_qpel_pixels_tab[1][0];
     293           5 :     c->put_pixels_tab[1][ 1] = put_rv30_tpel8_mc10_c;
     294           5 :     c->put_pixels_tab[1][ 2] = put_rv30_tpel8_mc20_c;
     295           5 :     c->put_pixels_tab[1][ 4] = put_rv30_tpel8_mc01_c;
     296           5 :     c->put_pixels_tab[1][ 5] = put_rv30_tpel8_mc11_c;
     297           5 :     c->put_pixels_tab[1][ 6] = put_rv30_tpel8_mc21_c;
     298           5 :     c->put_pixels_tab[1][ 8] = put_rv30_tpel8_mc02_c;
     299           5 :     c->put_pixels_tab[1][ 9] = put_rv30_tpel8_mc12_c;
     300           5 :     c->put_pixels_tab[1][10] = put_rv30_tpel8_mc22_c;
     301           5 :     c->avg_pixels_tab[1][ 0] = qpel.avg_h264_qpel_pixels_tab[1][0];
     302           5 :     c->avg_pixels_tab[1][ 1] = avg_rv30_tpel8_mc10_c;
     303           5 :     c->avg_pixels_tab[1][ 2] = avg_rv30_tpel8_mc20_c;
     304           5 :     c->avg_pixels_tab[1][ 4] = avg_rv30_tpel8_mc01_c;
     305           5 :     c->avg_pixels_tab[1][ 5] = avg_rv30_tpel8_mc11_c;
     306           5 :     c->avg_pixels_tab[1][ 6] = avg_rv30_tpel8_mc21_c;
     307           5 :     c->avg_pixels_tab[1][ 8] = avg_rv30_tpel8_mc02_c;
     308           5 :     c->avg_pixels_tab[1][ 9] = avg_rv30_tpel8_mc12_c;
     309           5 :     c->avg_pixels_tab[1][10] = avg_rv30_tpel8_mc22_c;
     310             : 
     311           5 :     c->put_chroma_pixels_tab[0] = h264chroma.put_h264_chroma_pixels_tab[0];
     312           5 :     c->put_chroma_pixels_tab[1] = h264chroma.put_h264_chroma_pixels_tab[1];
     313           5 :     c->avg_chroma_pixels_tab[0] = h264chroma.avg_h264_chroma_pixels_tab[0];
     314           5 :     c->avg_chroma_pixels_tab[1] = h264chroma.avg_h264_chroma_pixels_tab[1];
     315           5 : }

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