diff options
author | Kostya Shishkov <kostya.shishkov@gmail.com> | 2008-01-04 20:50:45 +0300 |
---|---|---|
committer | Kostya Shishkov <kostya.shishkov@gmail.com> | 2008-01-04 20:50:45 +0300 |
commit | f1917274cc900a1d29879117a1bfbc74ac44f88a (patch) | |
tree | 08ae46e3db13b42e728b6bdd5be71bf6b412a433 /libavcodec | |
parent | e5635270d30097dffe8f33ddf93a8ddd15d12802 (diff) |
RV30 thirdpel motion compensation support
Originally committed as revision 11398 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec')
-rw-r--r-- | libavcodec/rv30dsp.c | 249 | ||||
-rw-r--r-- | libavcodec/rv34.c | 34 |
2 files changed, 267 insertions, 16 deletions
diff --git a/libavcodec/rv30dsp.c b/libavcodec/rv30dsp.c new file mode 100644 index 0000000000..13b218b881 --- /dev/null +++ b/libavcodec/rv30dsp.c @@ -0,0 +1,249 @@ +/* + * RV30 decoder motion compensation functions + * Copyright (c) 2007 Konstantin Shishkov + * + * 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 rv30dsp.c + * RV30 decoder motion compensation functions + */ + +#include "avcodec.h" +#include "dsputil.h" + +#define RV30_LOWPASS(OPNAME, OP) \ +static av_unused void OPNAME ## rv30_tpel8_h_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, const int C1, const int C2){\ + const int h=8;\ + uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;\ + int i;\ + for(i=0; i<h; i++)\ + {\ + OP(dst[0], -(src[-1]+src[2]) + src[0]*C1 + src[1]*C2);\ + OP(dst[1], -(src[ 0]+src[3]) + src[1]*C1 + src[2]*C2);\ + OP(dst[2], -(src[ 1]+src[4]) + src[2]*C1 + src[3]*C2);\ + OP(dst[3], -(src[ 2]+src[5]) + src[3]*C1 + src[4]*C2);\ + OP(dst[4], -(src[ 3]+src[6]) + src[4]*C1 + src[5]*C2);\ + OP(dst[5], -(src[ 4]+src[7]) + src[5]*C1 + src[6]*C2);\ + OP(dst[6], -(src[ 5]+src[8]) + src[6]*C1 + src[7]*C2);\ + OP(dst[7], -(src[ 6]+src[9]) + src[7]*C1 + src[8]*C2);\ + dst+=dstStride;\ + src+=srcStride;\ + }\ +}\ +\ +static void OPNAME ## rv30_tpel8_v_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, const int C1, const int C2){\ + const int w=8;\ + uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;\ + int i;\ + for(i=0; i<w; i++)\ + {\ + const int srcA= src[-1*srcStride];\ + const int src0= src[0 *srcStride];\ + const int src1= src[1 *srcStride];\ + const int src2= src[2 *srcStride];\ + const int src3= src[3 *srcStride];\ + const int src4= src[4 *srcStride];\ + const int src5= src[5 *srcStride];\ + const int src6= src[6 *srcStride];\ + const int src7= src[7 *srcStride];\ + const int src8= src[8 *srcStride];\ + const int src9= src[9 *srcStride];\ + OP(dst[0*dstStride], -(srcA+src2) + src0*C1 + src1*C2);\ + OP(dst[1*dstStride], -(src0+src3) + src1*C1 + src2*C2);\ + OP(dst[2*dstStride], -(src1+src4) + src2*C1 + src3*C2);\ + OP(dst[3*dstStride], -(src2+src5) + src3*C1 + src4*C2);\ + OP(dst[4*dstStride], -(src3+src6) + src4*C1 + src5*C2);\ + OP(dst[5*dstStride], -(src4+src7) + src5*C1 + src6*C2);\ + OP(dst[6*dstStride], -(src5+src8) + src6*C1 + src7*C2);\ + OP(dst[7*dstStride], -(src6+src9) + src7*C1 + src8*C2);\ + dst++;\ + src++;\ + }\ +}\ +\ +static void OPNAME ## rv30_tpel8_h3_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\ + const int h=8+2;\ + uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;\ + int i;\ + for(i=0; i<h; i++)\ + {\ + OP(dst[0], 6*src[0]+9*src[1]+src[2]);\ + OP(dst[1], 6*src[1]+9*src[2]+src[3]);\ + OP(dst[2], 6*src[2]+9*src[3]+src[4]);\ + OP(dst[3], 6*src[3]+9*src[4]+src[5]);\ + OP(dst[4], 6*src[4]+9*src[5]+src[6]);\ + OP(dst[5], 6*src[5]+9*src[6]+src[7]);\ + OP(dst[6], 6*src[6]+9*src[7]+src[8]);\ + OP(dst[7], 6*src[7]+9*src[8]+src[9]);\ + dst+=dstStride;\ + src+=srcStride;\ + }\ +}\ +\ +static void OPNAME ## rv30_tpel8_v3_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\ + const int w=8;\ + uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;\ + int i;\ + for(i=0; i<w; i++)\ + {\ + const int src0= src[0 *srcStride];\ + const int src1= src[1 *srcStride];\ + const int src2= src[2 *srcStride];\ + const int src3= src[3 *srcStride];\ + const int src4= src[4 *srcStride];\ + const int src5= src[5 *srcStride];\ + const int src6= src[6 *srcStride];\ + const int src7= src[7 *srcStride];\ + const int src8= src[8 *srcStride];\ + const int src9= src[9 *srcStride];\ + OP(dst[0*dstStride], 6*src0 + 9*src1 + src2);\ + OP(dst[1*dstStride], 6*src1 + 9*src2 + src3);\ + OP(dst[2*dstStride], 6*src2 + 9*src3 + src4);\ + OP(dst[3*dstStride], 6*src3 + 9*src4 + src5);\ + OP(dst[4*dstStride], 6*src4 + 9*src5 + src6);\ + OP(dst[5*dstStride], 6*src5 + 9*src6 + src7);\ + OP(dst[6*dstStride], 6*src6 + 9*src7 + src8);\ + OP(dst[7*dstStride], 6*src7 + 9*src8 + src9);\ + dst ++;\ + src ++;\ + }\ +}\ +\ +static void OPNAME ## rv30_tpel8_hv_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\ + uint8_t half[8*10];\ + put_rv30_tpel8_h3_lowpass(half, src, 8, srcStride);\ + OPNAME ## rv30_tpel8_v3_lowpass(dst, half, dstStride, 8);\ +}\ +\ +static void OPNAME ## rv30_tpel16_v_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, const int C1, const int C2){\ + OPNAME ## rv30_tpel8_v_lowpass(dst , src , dstStride, srcStride, C1, C2);\ + OPNAME ## rv30_tpel8_v_lowpass(dst+8, src+8, dstStride, srcStride, C1, C2);\ + src += 8*srcStride;\ + dst += 8*dstStride;\ + OPNAME ## rv30_tpel8_v_lowpass(dst , src , dstStride, srcStride, C1, C2);\ + OPNAME ## rv30_tpel8_v_lowpass(dst+8, src+8, dstStride, srcStride, C1, C2);\ +}\ +\ +static void OPNAME ## rv30_tpel16_h_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, const int C1, const int C2){\ + OPNAME ## rv30_tpel8_h_lowpass(dst , src , dstStride, srcStride, C1, C2);\ + OPNAME ## rv30_tpel8_h_lowpass(dst+8, src+8, dstStride, srcStride, C1, C2);\ + src += 8*srcStride;\ + dst += 8*dstStride;\ + OPNAME ## rv30_tpel8_h_lowpass(dst , src , dstStride, srcStride, C1, C2);\ + OPNAME ## rv30_tpel8_h_lowpass(dst+8, src+8, dstStride, srcStride, C1, C2);\ +}\ +\ +static void OPNAME ## rv30_tpel16_hv_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\ + OPNAME ## rv30_tpel8_hv_lowpass(dst , src , dstStride, srcStride);\ + OPNAME ## rv30_tpel8_hv_lowpass(dst+8, src+8, dstStride, srcStride);\ + src += 8*srcStride;\ + dst += 8*dstStride;\ + OPNAME ## rv30_tpel8_hv_lowpass(dst , src , dstStride, srcStride);\ + OPNAME ## rv30_tpel8_hv_lowpass(dst+8, src+8, dstStride, srcStride);\ +}\ +\ + +#define RV30_MC(OPNAME, SIZE) \ +static void OPNAME ## rv30_tpel ## SIZE ## _mc10_c(uint8_t *dst, uint8_t *src, int stride){\ + OPNAME ## rv30_tpel ## SIZE ## _h_lowpass(dst, src, stride, stride, 12, 6);\ +}\ +\ +static void OPNAME ## rv30_tpel ## SIZE ## _mc20_c(uint8_t *dst, uint8_t *src, int stride){\ + OPNAME ## rv30_tpel ## SIZE ## _h_lowpass(dst, src, stride, stride, 6, 12);\ +}\ +\ +static void OPNAME ## rv30_tpel ## SIZE ## _mc01_c(uint8_t *dst, uint8_t *src, int stride){\ + OPNAME ## rv30_tpel ## SIZE ## _v_lowpass(dst, src, stride, stride, 12, 6);\ +}\ +\ +static void OPNAME ## rv30_tpel ## SIZE ## _mc02_c(uint8_t *dst, uint8_t *src, int stride){\ + OPNAME ## rv30_tpel ## SIZE ## _v_lowpass(dst, src, stride, stride, 6, 12);\ +}\ +\ +static void OPNAME ## rv30_tpel ## SIZE ## _mc11_c(uint8_t *dst, uint8_t *src, int stride){\ + uint8_t half[SIZE*SIZE];\ + put_rv30_tpel ## SIZE ## _h_lowpass(half, src, SIZE, stride, 12, 6);\ + OPNAME ## rv30_tpel ## SIZE ## _v_lowpass(dst, src, stride, stride, 12, 6);\ +}\ +\ +static void OPNAME ## rv30_tpel ## SIZE ## _mc12_c(uint8_t *dst, uint8_t *src, int stride){\ + uint8_t half[SIZE*SIZE];\ + put_rv30_tpel ## SIZE ## _h_lowpass(half, src, SIZE, stride, 12, 6);\ + OPNAME ## rv30_tpel ## SIZE ## _v_lowpass(dst, src, stride, stride, 6, 12);\ +}\ +\ +static void OPNAME ## rv30_tpel ## SIZE ## _mc21_c(uint8_t *dst, uint8_t *src, int stride){\ + uint8_t half[SIZE*SIZE];\ + put_rv30_tpel ## SIZE ## _h_lowpass(half, src, SIZE, stride, 6, 12);\ + OPNAME ## rv30_tpel ## SIZE ## _v_lowpass(dst, src, stride, stride, 12, 6);\ +}\ +\ +static void OPNAME ## rv30_tpel ## SIZE ## _mc22_c(uint8_t *dst, uint8_t *src, int stride){\ + OPNAME ## rv30_tpel ## SIZE ## _hv_lowpass(dst, src, stride, stride);\ +}\ +\ + +#define op_avg(a, b) a = (((a)+cm[((b) + 8)>>4]+1)>>1) +#define op_put(a, b) a = cm[((b) + 8)>>4] + +RV30_LOWPASS(put_ , op_put) +RV30_LOWPASS(avg_ , op_avg) +RV30_MC(put_, 8) +RV30_MC(put_, 16) +RV30_MC(avg_, 8) +RV30_MC(avg_, 16) + +void ff_rv30dsp_init(DSPContext* c, AVCodecContext *avctx) { + c->put_rv30_tpel_pixels_tab[0][ 0] = c->put_h264_qpel_pixels_tab[0][0]; + c->put_rv30_tpel_pixels_tab[0][ 1] = put_rv30_tpel16_mc10_c; + c->put_rv30_tpel_pixels_tab[0][ 2] = put_rv30_tpel16_mc20_c; + c->put_rv30_tpel_pixels_tab[0][ 4] = put_rv30_tpel16_mc01_c; + c->put_rv30_tpel_pixels_tab[0][ 5] = put_rv30_tpel16_mc11_c; + c->put_rv30_tpel_pixels_tab[0][ 6] = put_rv30_tpel16_mc21_c; + c->put_rv30_tpel_pixels_tab[0][ 8] = put_rv30_tpel16_mc02_c; + c->put_rv30_tpel_pixels_tab[0][ 9] = put_rv30_tpel16_mc12_c; + c->put_rv30_tpel_pixels_tab[0][10] = put_rv30_tpel16_mc22_c; + c->avg_rv30_tpel_pixels_tab[0][ 0] = c->avg_h264_qpel_pixels_tab[0][0]; + c->avg_rv30_tpel_pixels_tab[0][ 1] = avg_rv30_tpel16_mc10_c; + c->avg_rv30_tpel_pixels_tab[0][ 2] = avg_rv30_tpel16_mc20_c; + c->avg_rv30_tpel_pixels_tab[0][ 4] = avg_rv30_tpel16_mc01_c; + c->avg_rv30_tpel_pixels_tab[0][ 5] = avg_rv30_tpel16_mc11_c; + c->avg_rv30_tpel_pixels_tab[0][ 6] = avg_rv30_tpel16_mc21_c; + c->avg_rv30_tpel_pixels_tab[0][ 8] = avg_rv30_tpel16_mc02_c; + c->avg_rv30_tpel_pixels_tab[0][ 9] = avg_rv30_tpel16_mc12_c; + c->avg_rv30_tpel_pixels_tab[0][10] = avg_rv30_tpel16_mc22_c; + c->put_rv30_tpel_pixels_tab[1][ 0] = c->put_h264_qpel_pixels_tab[1][0]; + c->put_rv30_tpel_pixels_tab[1][ 1] = put_rv30_tpel8_mc10_c; + c->put_rv30_tpel_pixels_tab[1][ 2] = put_rv30_tpel8_mc20_c; + c->put_rv30_tpel_pixels_tab[1][ 4] = put_rv30_tpel8_mc01_c; + c->put_rv30_tpel_pixels_tab[1][ 5] = put_rv30_tpel8_mc11_c; + c->put_rv30_tpel_pixels_tab[1][ 6] = put_rv30_tpel8_mc21_c; + c->put_rv30_tpel_pixels_tab[1][ 8] = put_rv30_tpel8_mc02_c; + c->put_rv30_tpel_pixels_tab[1][ 9] = put_rv30_tpel8_mc12_c; + c->put_rv30_tpel_pixels_tab[1][10] = put_rv30_tpel8_mc22_c; + c->avg_rv30_tpel_pixels_tab[1][ 0] = c->avg_h264_qpel_pixels_tab[1][0]; + c->avg_rv30_tpel_pixels_tab[1][ 1] = avg_rv30_tpel8_mc10_c; + c->avg_rv30_tpel_pixels_tab[1][ 2] = avg_rv30_tpel8_mc20_c; + c->avg_rv30_tpel_pixels_tab[1][ 4] = avg_rv30_tpel8_mc01_c; + c->avg_rv30_tpel_pixels_tab[1][ 5] = avg_rv30_tpel8_mc11_c; + c->avg_rv30_tpel_pixels_tab[1][ 6] = avg_rv30_tpel8_mc21_c; + c->avg_rv30_tpel_pixels_tab[1][ 8] = avg_rv30_tpel8_mc02_c; + c->avg_rv30_tpel_pixels_tab[1][ 9] = avg_rv30_tpel8_mc12_c; + c->avg_rv30_tpel_pixels_tab[1][10] = avg_rv30_tpel8_mc22_c; +} diff --git a/libavcodec/rv34.c b/libavcodec/rv34.c index fe7f4d6837..af1b840864 100644 --- a/libavcodec/rv34.c +++ b/libavcodec/rv34.c @@ -559,6 +559,8 @@ static void rv34_pred_mv_b(RV34DecContext *r, int block_type, int dir) fill_rectangle(cur_pic->motion_val[!dir][mv_pos], 2, 2, s->b8_stride, 0, 4); } +static const int chroma_coeffs[3] = { 8, 5, 3 }; + /** * generic motion compensation function * @@ -584,21 +586,15 @@ static inline void rv34_mc(RV34DecContext *r, const int block_type, int is16x16 = 1; if(thirdpel){ -#if 0 /// todo int lx, ly; - mx = s->current_picture_ptr->motion_val[dir][mv_pos][0] / 3; - my = s->current_picture_ptr->motion_val[dir][mv_pos][1] / 3; - lx = ((s->current_picture_ptr->motion_val[dir][mv_pos][0] % 3) + 3) % 3; - ly = ((s->current_picture_ptr->motion_val[dir][mv_pos][1] % 3) + 3) % 3; - dxy = ly*3 + lx; - uvmx = -#endif - mx = s->current_picture_ptr->motion_val[dir][mv_pos][0] >> 2; - my = s->current_picture_ptr->motion_val[dir][mv_pos][1] >> 2; - dxy = ((my & 3) << 2) | (mx & 3); - uvmx = mx & 6; - uvmy = my & 6; + mx = (s->current_picture_ptr->motion_val[dir][mv_pos][0] + (3 << 24)) / 3 - (1 << 24); + my = (s->current_picture_ptr->motion_val[dir][mv_pos][1] + (3 << 24)) / 3 - (1 << 24); + lx = (s->current_picture_ptr->motion_val[dir][mv_pos][0] + (3 << 24)) % 3; + ly = (s->current_picture_ptr->motion_val[dir][mv_pos][1] + (3 << 24)) % 3; + dxy = ly*4 + lx; + uvmx = chroma_coeffs[(3*(mx&1) + lx) >> 1]; + uvmy = chroma_coeffs[(3*(my&1) + ly) >> 1]; }else{ mx = s->current_picture_ptr->motion_val[dir][mv_pos][0] >> 2; my = s->current_picture_ptr->motion_val[dir][mv_pos][1] >> 2; @@ -655,15 +651,21 @@ static void rv34_mc_1mv(RV34DecContext *r, const int block_type, const int width, const int height, int dir) { rv34_mc(r, block_type, xoff, yoff, mv_off, width, height, dir, r->rv30, - r->s.dsp.put_h264_qpel_pixels_tab, r->s.dsp.put_h264_chroma_pixels_tab); + r->rv30 ? r->s.dsp.put_rv30_tpel_pixels_tab + : r->s.dsp.put_h264_qpel_pixels_tab, + r->s.dsp.put_h264_chroma_pixels_tab); } static void rv34_mc_2mv(RV34DecContext *r, const int block_type) { rv34_mc(r, block_type, 0, 0, 0, 2, 2, 0, r->rv30, - r->s.dsp.put_h264_qpel_pixels_tab, r->s.dsp.put_h264_chroma_pixels_tab); + r->rv30 ? r->s.dsp.put_rv30_tpel_pixels_tab + : r->s.dsp.put_h264_qpel_pixels_tab, + r->s.dsp.put_h264_chroma_pixels_tab); rv34_mc(r, block_type, 0, 0, 0, 2, 2, 1, r->rv30, - r->s.dsp.avg_h264_qpel_pixels_tab, r->s.dsp.avg_h264_chroma_pixels_tab); + r->rv30 ? r->s.dsp.avg_rv30_tpel_pixels_tab + : r->s.dsp.avg_h264_qpel_pixels_tab, + r->s.dsp.avg_h264_chroma_pixels_tab); } /** number of motion vectors in each macroblock type */ |