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https://gitee.com/openharmony/third_party_ffmpeg
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20% faster predict_plane()
moion vector max/min fix Originally committed as revision 3434 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer
parent
cc078b9e09
commit
ff158dc95d
@ -1731,10 +1731,10 @@ static int encode_q_branch(SnowContext *s, int level, int x, int y){
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c->mb_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->mb_cmp);
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c->current_mv_penalty= c->mv_penalty[s->m.f_code=1] + MAX_MV;
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c->xmin = - x*block_w - 16;
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c->ymin = - y*block_w - 16;
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c->xmax = - (x+1)*block_w + (w<<(LOG2_MB_SIZE - s->block_max_depth)) + 16;
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c->ymax = - (y+1)*block_w + (h<<(LOG2_MB_SIZE - s->block_max_depth)) + 16;
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c->xmin = - x*block_w - 16+2;
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c->ymin = - y*block_w - 16+2;
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c->xmax = - (x+1)*block_w + (w<<(LOG2_MB_SIZE - s->block_max_depth)) + 16-2;
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c->ymax = - (y+1)*block_w + (h<<(LOG2_MB_SIZE - s->block_max_depth)) + 16-2;
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if(P_LEFT[0] > (c->xmax<<shift)) P_LEFT[0] = (c->xmax<<shift);
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if(P_LEFT[1] > (c->ymax<<shift)) P_LEFT[1] = (c->ymax<<shift);
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@ -1929,7 +1929,6 @@ static void decode_blocks(SnowContext *s){
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static void mc_block(uint8_t *dst, uint8_t *src, uint8_t *tmp, int stride, int b_w, int b_h, int dx, int dy){
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int x, y;
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for(y=0; y < b_h+5; y++){
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for(x=0; x < b_w; x++){
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int a0= src[x + y*stride];
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@ -2016,73 +2015,173 @@ mca( 8, 0,16)
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mca( 0, 8,16)
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mca( 8, 8,16)
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static always_inline void add_xblock(SnowContext *s, DWTELEM *dst, uint8_t *src, uint8_t *obmc, int s_x, int s_y, int b_w, int b_h, int mv_x, int mv_y, int w, int h, int dst_stride, int src_stride, int obmc_stride, int mb_type, int add, int color){
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uint8_t tmp[src_stride*(b_h+5)]; //FIXME move to context to gurantee alignment
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int x,y;
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if(s_x<0){
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obmc -= s_x;
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b_w += s_x;
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s_x=0;
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}else if(s_x + b_w > w){
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b_w = w - s_x;
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}
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if(s_y<0){
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obmc -= s_y*obmc_stride;
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b_h += s_y;
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s_y=0;
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}else if(s_y + b_h> h){
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b_h = h - s_y;
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}
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if(b_w<=0 || b_h<=0) return;
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dst += s_x + s_y*dst_stride;
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if(mb_type==BLOCK_INTRA){
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static void pred_block(SnowContext *s, uint8_t *dst, uint8_t *src, uint8_t *tmp, int stride, int sx, int sy, int b_w, int b_h, BlockNode *block, int plane_index, int w, int h){
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if(block->type){
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int x, y;
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const int color= block->color[plane_index];
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for(y=0; y < b_h; y++){
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for(x=0; x < b_w; x++){
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if(add) dst[x + y*dst_stride] += obmc[x + y*obmc_stride] * color * (256/OBMC_MAX);
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else dst[x + y*dst_stride] -= obmc[x + y*obmc_stride] * color * (256/OBMC_MAX);
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dst[x + y*stride]= color;
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}
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}
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}else{
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int dx= mv_x&15;
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int dy= mv_y&15;
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// int dxy= (mv_x&1) + 2*(mv_y&1);
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s_x += (mv_x>>4) - 2;
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s_y += (mv_y>>4) - 2;
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src += s_x + s_y*src_stride;
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//use dsputil
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if( (unsigned)s_x >= w - b_w - 4
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|| (unsigned)s_y >= h - b_h - 4){
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ff_emulated_edge_mc(tmp + 32, src, src_stride, b_w+5, b_h+5, s_x, s_y, w, h);
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src= tmp + 32;
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}
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assert(mb_type==0);
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mc_block(tmp, src, tmp + 64+8, src_stride, b_w, b_h, dx, dy);
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for(y=0; y < b_h; y++){
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for(x=0; x < b_w; x++){
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if(add) dst[x + y*dst_stride] += obmc[x + y*obmc_stride] * tmp[x + y*src_stride] * (256/OBMC_MAX);
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else dst[x + y*dst_stride] -= obmc[x + y*obmc_stride] * tmp[x + y*src_stride] * (256/OBMC_MAX);
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}
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const int scale= plane_index ? s->mv_scale : 2*s->mv_scale;
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int mx= block->mx*scale;
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int my= block->my*scale;
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sx += (mx>>4) - 2;
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sy += (my>>4) - 2;
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src += sx + sy*stride;
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if( (unsigned)sx >= w - b_w - 4
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|| (unsigned)sy >= h - b_h - 4){
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ff_emulated_edge_mc(tmp + MB_SIZE, src, stride, b_w+5, b_h+5, sx, sy, w, h);
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src= tmp + MB_SIZE;
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}
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mc_block(dst, src, tmp, stride, b_w, b_h, mx&15, my&15);
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}
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}
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static void predict_plane(SnowContext *s, DWTELEM *buf, int plane_index, int add){
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static always_inline int same_block(BlockNode *a, BlockNode *b){
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return !((a->mx - b->mx) | (a->my - b->my) | a->type | b->type);
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}
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//FIXME name clenup (b_w, block_w, b_width stuff)
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static always_inline void add_yblock(SnowContext *s, DWTELEM *dst, uint8_t *src, uint8_t *obmc, int src_x, int src_y, int b_w, int b_h, int w, int h, int dst_stride, int src_stride, int obmc_stride, int b_x, int b_y, int add, int plane_index){
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const int b_width = s->b_width << s->block_max_depth;
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const int b_height= s->b_height << s->block_max_depth;
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const int b_stride= b_width;
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BlockNode *lt= &s->block[b_x + b_y*b_stride];
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BlockNode *rt= lt+1;
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BlockNode *lb= lt+b_stride;
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BlockNode *rb= lb+1;
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uint8_t *block[4];
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uint8_t tmp[src_stride*(b_h+5)]; //FIXME align
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int x,y;
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if(b_x<0){
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lt= rt;
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lb= rb;
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}else if(b_x + 1 >= b_width){
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rt= lt;
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rb= lb;
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}
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if(b_y<0){
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lt= lb;
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rt= rb;
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}else if(b_y + 1 >= b_height){
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lb= lt;
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rb= rt;
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}
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if(src_x<0){ //FIXME merge with prev & always round internal width upto *16
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obmc -= src_x;
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b_w += src_x;
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src_x=0;
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}else if(src_x + b_w > w){
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b_w = w - src_x;
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}
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if(src_y<0){
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obmc -= src_y*obmc_stride;
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b_h += src_y;
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src_y=0;
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}else if(src_y + b_h> h){
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b_h = h - src_y;
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}
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if(b_w<=0 || b_h<=0) return;
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assert(src_stride > 7*MB_SIZE);
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dst += src_x + src_y*dst_stride;
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// src += src_x + src_y*src_stride;
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block[0]= tmp+3*MB_SIZE;
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pred_block(s, block[0], src, tmp, src_stride, src_x, src_y, b_w, b_h, lt, plane_index, w, h);
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if(same_block(lt, rt)){
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block[1]= block[0];
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}else{
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block[1]= tmp + 4*MB_SIZE;
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pred_block(s, block[1], src, tmp, src_stride, src_x, src_y, b_w, b_h, rt, plane_index, w, h);
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}
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if(same_block(lt, lb)){
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block[2]= block[0];
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}else if(same_block(rt, lb)){
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block[2]= block[1];
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}else{
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block[2]= tmp+5*MB_SIZE;
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pred_block(s, block[2], src, tmp, src_stride, src_x, src_y, b_w, b_h, lb, plane_index, w, h);
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}
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if(same_block(lt, rb) ){
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block[3]= block[0];
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}else if(same_block(rt, rb)){
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block[3]= block[1];
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}else if(same_block(lb, rb)){
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block[3]= block[2];
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}else{
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block[3]= tmp+6*MB_SIZE;
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pred_block(s, block[3], src, tmp, src_stride, src_x, src_y, b_w, b_h, rb, plane_index, w, h);
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}
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#if 0
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for(y=0; y<b_h; y++){
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for(x=0; x<b_w; x++){
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int v= obmc [x + y*obmc_stride] * block[3][x + y*src_stride] * (256/OBMC_MAX);
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if(add) dst[x + y*dst_stride] += v;
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else dst[x + y*dst_stride] -= v;
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}
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}
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for(y=0; y<b_h; y++){
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uint8_t *obmc2= obmc + (obmc_stride>>1);
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for(x=0; x<b_w; x++){
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int v= obmc2[x + y*obmc_stride] * block[2][x + y*src_stride] * (256/OBMC_MAX);
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if(add) dst[x + y*dst_stride] += v;
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else dst[x + y*dst_stride] -= v;
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}
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}
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for(y=0; y<b_h; y++){
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uint8_t *obmc3= obmc + obmc_stride*(obmc_stride>>1);
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for(x=0; x<b_w; x++){
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int v= obmc3[x + y*obmc_stride] * block[1][x + y*src_stride] * (256/OBMC_MAX);
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if(add) dst[x + y*dst_stride] += v;
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else dst[x + y*dst_stride] -= v;
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}
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}
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for(y=0; y<b_h; y++){
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uint8_t *obmc3= obmc + obmc_stride*(obmc_stride>>1);
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uint8_t *obmc4= obmc3+ (obmc_stride>>1);
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for(x=0; x<b_w; x++){
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int v= obmc4[x + y*obmc_stride] * block[0][x + y*src_stride] * (256/OBMC_MAX);
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if(add) dst[x + y*dst_stride] += v;
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else dst[x + y*dst_stride] -= v;
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}
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}
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#else
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for(y=0; y<b_h; y++){
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//FIXME ugly missue of obmc_stride
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uint8_t *obmc1= obmc + y*obmc_stride;
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uint8_t *obmc2= obmc1+ (obmc_stride>>1);
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uint8_t *obmc3= obmc1+ obmc_stride*(obmc_stride>>1);
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uint8_t *obmc4= obmc3+ (obmc_stride>>1);
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for(x=0; x<b_w; x++){
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int v= obmc1[x] * block[3][x + y*src_stride]
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+obmc2[x] * block[2][x + y*src_stride]
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+obmc3[x] * block[1][x + y*src_stride]
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+obmc4[x] * block[0][x + y*src_stride];
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if(add) dst[x + y*dst_stride] += v * (256/OBMC_MAX);
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else dst[x + y*dst_stride] -= v * (256/OBMC_MAX);
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}
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}
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#endif
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}
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static always_inline void predict_plane(SnowContext *s, DWTELEM *buf, int plane_index, int add){
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Plane *p= &s->plane[plane_index];
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const int mb_w= s->b_width << s->block_max_depth;
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const int mb_h= s->b_height << s->block_max_depth;
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const int mb_stride= mb_w;
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int x, y, mb_x, mb_y;
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int scale = plane_index ? s->mv_scale : 2*s->mv_scale;
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int block_size = MB_SIZE >> s->block_max_depth;
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int block_w = plane_index ? block_size/2 : block_size;
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uint8_t *obmc = plane_index ? obmc_tab[s->block_max_depth+1] : obmc_tab[s->block_max_depth];
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const uint8_t *obmc = plane_index ? obmc_tab[s->block_max_depth+1] : obmc_tab[s->block_max_depth];
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int obmc_stride= plane_index ? block_size : 2*block_size;
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int ref_stride= s->last_picture.linesize[plane_index];
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uint8_t *ref = s->last_picture.data[plane_index];
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@ -2090,31 +2189,31 @@ static void predict_plane(SnowContext *s, DWTELEM *buf, int plane_index, int add
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int h= p->height;
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START_TIMER
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if(s->avctx->debug&512){
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for(y=0; y<h; y++){
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for(x=0; x<w; x++){
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if(add) buf[x + y*w]+= 128*256;
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else buf[x + y*w]-= 128*256;
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if(s->keyframe || (s->avctx->debug&512)){
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for(y=0; y<h; y++){
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for(x=0; x<w; x++){
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if(add) buf[x + y*w]+= 128*256;
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else buf[x + y*w]-= 128*256;
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}
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}
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return;
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}
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return;
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}
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for(mb_y=-1; mb_y<=mb_h; mb_y++){
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for(mb_x=-1; mb_x<=mb_w; mb_x++){
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int index= clip(mb_x, 0, mb_w-1) + clip(mb_y, 0, mb_h-1)*mb_stride;
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for(mb_y=0; mb_y<=mb_h; mb_y++){
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for(mb_x=0; mb_x<=mb_w; mb_x++){
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START_TIMER
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add_xblock(s, buf, ref, obmc,
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block_w*mb_x - block_w/2,
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block_w*mb_y - block_w/2,
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2*block_w, 2*block_w,
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s->block[index].mx*scale, s->block[index].my*scale,
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w, h,
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w, ref_stride, obmc_stride,
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s->block[index].type, add, s->block[index].color[plane_index]);
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STOP_TIMER("add_xblock")
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add_yblock(s, buf, ref, obmc,
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block_w*mb_x - block_w/2,
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block_w*mb_y - block_w/2,
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block_w, block_w,
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w, h,
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w, ref_stride, obmc_stride,
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mb_x - 1, mb_y - 1,
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add, plane_index);
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STOP_TIMER("add_yblock")
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}
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}
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