static int filter(struct vf_instance *vf, struct mp_image *mpi) { int i, k; set_imgprop(&vf->priv->filter.inpic, mpi); if (mpi->qscale) { if (mpi->qscale_type != 0) { k = mpi->qstride * ((mpi->h + 15) >> 4); if (vf->priv->qbuffersize != k) { vf->priv->qbuffer = realloc(vf->priv->qbuffer, k); vf->priv->qbuffersize = k; } for (i = 0; i < k; ++i) vf->priv->qbuffer[i] = norm_qscale(mpi->qscale[i], mpi->qscale_type); vf->priv->filter.inpic_qscale = vf->priv->qbuffer; } else
static void filter(struct vf_priv_s *p, uint8_t *dst[3], uint8_t *src[3], int dst_stride[3], int src_stride[3], int width, int height, uint8_t *qp_store, int qp_stride){ int x, y, i, j; const int count= 1<<p->log2_count; for(i=0; i<3; i++){ int is_chroma= !!i; int w= width >>is_chroma; int h= height>>is_chroma; int stride= p->temp_stride[i]; int block= BLOCK>>is_chroma; if (!src[i] || !dst[i]) continue; // HACK avoid crash for Y8 colourspace for(y=0; y<h; y++){ int index= block + block*stride + y*stride; fast_memcpy(p->src[i] + index, src[i] + y*src_stride[i], w); for(x=0; x<block; x++){ p->src[i][index - x - 1]= p->src[i][index + x ]; p->src[i][index + w + x ]= p->src[i][index + w - x - 1]; } } for(y=0; y<block; y++){ fast_memcpy(p->src[i] + ( block-1-y)*stride, p->src[i] + ( y+block )*stride, stride); fast_memcpy(p->src[i] + (h+block +y)*stride, p->src[i] + (h-y+block-1)*stride, stride); } p->frame->linesize[i]= stride; memset(p->temp[i], 0, (h+2*block)*stride*sizeof(int16_t)); } if(p->qp) p->frame->quality= p->qp * FF_QP2LAMBDA; else p->frame->quality= norm_qscale(qp_store[0], p->mpeg2) * FF_QP2LAMBDA; // init per MB qscale stuff FIXME for(i=0; i<count; i++){ const int x1= offset[i+count-1][0]; const int y1= offset[i+count-1][1]; int offset; p->frame->data[0]= p->src[0] + x1 + y1 * p->frame->linesize[0]; p->frame->data[1]= p->src[1] + x1/2 + y1/2 * p->frame->linesize[1]; p->frame->data[2]= p->src[2] + x1/2 + y1/2 * p->frame->linesize[2]; avcodec_encode_video(p->avctx_enc[i], p->outbuf, p->outbuf_size, p->frame); p->frame_dec = p->avctx_enc[i]->coded_frame; offset= (BLOCK-x1) + (BLOCK-y1)*p->frame_dec->linesize[0]; //FIXME optimize for(y=0; y<height; y++){ for(x=0; x<width; x++){ p->temp[0][ x + y*p->temp_stride[0] ] += p->frame_dec->data[0][ x + y*p->frame_dec->linesize[0] + offset ]; } } offset= (BLOCK/2-x1/2) + (BLOCK/2-y1/2)*p->frame_dec->linesize[1]; for(y=0; y<height/2; y++){ for(x=0; x<width/2; x++){ p->temp[1][ x + y*p->temp_stride[1] ] += p->frame_dec->data[1][ x + y*p->frame_dec->linesize[1] + offset ]; p->temp[2][ x + y*p->temp_stride[2] ] += p->frame_dec->data[2][ x + y*p->frame_dec->linesize[2] + offset ]; } } } for(j=0; j<3; j++){ int is_chroma= !!j; if (!dst[j]) continue; // HACK avoid crash for Y8 colourspace store_slice_c(dst[j], p->temp[j], dst_stride[j], p->temp_stride[j], width>>is_chroma, height>>is_chroma, 8-p->log2_count); } }