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-rw-r--r--libmpcodecs/vf_pp7.c489
1 files changed, 0 insertions, 489 deletions
diff --git a/libmpcodecs/vf_pp7.c b/libmpcodecs/vf_pp7.c
deleted file mode 100644
index 0a30022576..0000000000
--- a/libmpcodecs/vf_pp7.c
+++ /dev/null
@@ -1,489 +0,0 @@
-/*
- * Copyright (C) 2005 Michael Niedermayer <michaelni@gmx.at>
- *
- * This file is part of MPlayer.
- *
- * MPlayer is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * MPlayer 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with MPlayer; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <inttypes.h>
-#include <math.h>
-
-#include "config.h"
-
-#include "mp_msg.h"
-#include "cpudetect.h"
-
-#include "libavutil/mem.h"
-
-#include "img_format.h"
-#include "mp_image.h"
-#include "vf.h"
-#include "libvo/fastmemcpy.h"
-
-#define XMIN(a,b) ((a) < (b) ? (a) : (b))
-#define XMAX(a,b) ((a) > (b) ? (a) : (b))
-
-typedef short DCTELEM;
-
-//===========================================================================//
-static const uint8_t __attribute__((aligned(8))) dither[8][8]={
-{ 0, 48, 12, 60, 3, 51, 15, 63, },
-{ 32, 16, 44, 28, 35, 19, 47, 31, },
-{ 8, 56, 4, 52, 11, 59, 7, 55, },
-{ 40, 24, 36, 20, 43, 27, 39, 23, },
-{ 2, 50, 14, 62, 1, 49, 13, 61, },
-{ 34, 18, 46, 30, 33, 17, 45, 29, },
-{ 10, 58, 6, 54, 9, 57, 5, 53, },
-{ 42, 26, 38, 22, 41, 25, 37, 21, },
-};
-
-struct vf_priv_s {
- int qp;
- int mode;
- int mpeg2;
- int temp_stride;
- uint8_t *src;
-};
-#if 0
-static inline void dct7_c(DCTELEM *dst, int s0, int s1, int s2, int s3, int step){
- int s, d;
- int dst2[64];
-//#define S0 (1024/0.37796447300922719759)
-#define C0 ((int)(1024*0.37796447300922719759+0.5)) //sqrt(1/7)
-#define C1 ((int)(1024*0.53452248382484879308/6+0.5)) //sqrt(2/7)/6
-
-#define C2 ((int)(1024*0.45221175985034745004/2+0.5))
-#define C3 ((int)(1024*0.36264567479870879474/2+0.5))
-
-//0.1962505182412941918 0.0149276808419397944-0.2111781990832339584
-#define C4 ((int)(1024*0.1962505182412941918+0.5))
-#define C5 ((int)(1024*0.0149276808419397944+0.5))
-//#define C6 ((int)(1024*0.2111781990832339584+0.5))
-#if 0
- s= s0 + s1 + s2;
- dst[0*step] = ((s + s3)*C0 + 512) >> 10;
- s= (s - 6*s3)*C1 + 512;
- d= (s0-s2)*C4 + (s1-s2)*C5;
- dst[1*step] = (s + 2*d)>>10;
- s -= d;
- d= (s1-s0)*C2 + (s1-s2)*C3;
- dst[2*step] = (s + d)>>10;
- dst[3*step] = (s - d)>>10;
-#elif 1
- s = s3+s3;
- s3= s-s0;
- s0= s+s0;
- s = s2+s1;
- s2= s2-s1;
- dst[0*step]= s0 + s;
- dst[2*step]= s0 - s;
- dst[1*step]= 2*s3 + s2;
- dst[3*step]= s3 - 2*s2;
-#else
- int i,j,n=7;
- for(i=0; i<7; i+=2){
- dst2[i*step/2]= 0;
- for(j=0; j<4; j++)
- dst2[i*step/2] += src[j*step] * cos(i*M_PI/n*(j+0.5)) * sqrt((i?2.0:1.0)/n);
- if(fabs(dst2[i*step/2] - dst[i*step/2]) > 20)
- printf("%d %d %d (%d %d %d %d) -> (%d %d %d %d)\n", i,dst2[i*step/2], dst[i*step/2],src[0*step], src[1*step], src[2*step], src[3*step], dst[0*step], dst[1*step],dst[2*step],dst[3*step]);
- }
-#endif
-}
-#endif
-
-static inline void dctA_c(DCTELEM *dst, uint8_t *src, int stride){
- int i;
-
- for(i=0; i<4; i++){
- int s0= src[0*stride] + src[6*stride];
- int s1= src[1*stride] + src[5*stride];
- int s2= src[2*stride] + src[4*stride];
- int s3= src[3*stride];
- int s= s3+s3;
- s3= s-s0;
- s0= s+s0;
- s = s2+s1;
- s2= s2-s1;
- dst[0]= s0 + s;
- dst[2]= s0 - s;
- dst[1]= 2*s3 + s2;
- dst[3]= s3 - 2*s2;
- src++;
- dst+=4;
- }
-}
-
-static void dctB_c(DCTELEM *dst, DCTELEM *src){
- int i;
-
- for(i=0; i<4; i++){
- int s0= src[0*4] + src[6*4];
- int s1= src[1*4] + src[5*4];
- int s2= src[2*4] + src[4*4];
- int s3= src[3*4];
- int s= s3+s3;
- s3= s-s0;
- s0= s+s0;
- s = s2+s1;
- s2= s2-s1;
- dst[0*4]= s0 + s;
- dst[2*4]= s0 - s;
- dst[1*4]= 2*s3 + s2;
- dst[3*4]= s3 - 2*s2;
- src++;
- dst++;
- }
-}
-
-#if HAVE_MMX
-static void dctB_mmx(DCTELEM *dst, DCTELEM *src){
- __asm__ volatile (
- "movq (%0), %%mm0 \n\t"
- "movq 1*4*2(%0), %%mm1 \n\t"
- "paddw 6*4*2(%0), %%mm0 \n\t"
- "paddw 5*4*2(%0), %%mm1 \n\t"
- "movq 2*4*2(%0), %%mm2 \n\t"
- "movq 3*4*2(%0), %%mm3 \n\t"
- "paddw 4*4*2(%0), %%mm2 \n\t"
- "paddw %%mm3, %%mm3 \n\t" //s
- "movq %%mm3, %%mm4 \n\t" //s
- "psubw %%mm0, %%mm3 \n\t" //s-s0
- "paddw %%mm0, %%mm4 \n\t" //s+s0
- "movq %%mm2, %%mm0 \n\t" //s2
- "psubw %%mm1, %%mm2 \n\t" //s2-s1
- "paddw %%mm1, %%mm0 \n\t" //s2+s1
- "movq %%mm4, %%mm1 \n\t" //s0'
- "psubw %%mm0, %%mm4 \n\t" //s0'-s'
- "paddw %%mm0, %%mm1 \n\t" //s0'+s'
- "movq %%mm3, %%mm0 \n\t" //s3'
- "psubw %%mm2, %%mm3 \n\t"
- "psubw %%mm2, %%mm3 \n\t"
- "paddw %%mm0, %%mm2 \n\t"
- "paddw %%mm0, %%mm2 \n\t"
- "movq %%mm1, (%1) \n\t"
- "movq %%mm4, 2*4*2(%1) \n\t"
- "movq %%mm2, 1*4*2(%1) \n\t"
- "movq %%mm3, 3*4*2(%1) \n\t"
- :: "r" (src), "r"(dst)
- );
-}
-#endif
-
-static void (*dctB)(DCTELEM *dst, DCTELEM *src)= dctB_c;
-
-#define N0 4
-#define N1 5
-#define N2 10
-#define SN0 2
-#define SN1 2.2360679775
-#define SN2 3.16227766017
-#define N (1<<16)
-
-static const int factor[16]={
- N/(N0*N0), N/(N0*N1), N/(N0*N0),N/(N0*N2),
- N/(N1*N0), N/(N1*N1), N/(N1*N0),N/(N1*N2),
- N/(N0*N0), N/(N0*N1), N/(N0*N0),N/(N0*N2),
- N/(N2*N0), N/(N2*N1), N/(N2*N0),N/(N2*N2),
-};
-
-static const int thres[16]={
- N/(SN0*SN0), N/(SN0*SN2), N/(SN0*SN0),N/(SN0*SN2),
- N/(SN2*SN0), N/(SN2*SN2), N/(SN2*SN0),N/(SN2*SN2),
- N/(SN0*SN0), N/(SN0*SN2), N/(SN0*SN0),N/(SN0*SN2),
- N/(SN2*SN0), N/(SN2*SN2), N/(SN2*SN0),N/(SN2*SN2),
-};
-
-static int thres2[99][16];
-
-static void init_thres2(void){
- int qp, i;
- int bias= 0; //FIXME
-
- for(qp=0; qp<99; qp++){
- for(i=0; i<16; i++){
- thres2[qp][i]= ((i&1)?SN2:SN0) * ((i&4)?SN2:SN0) * XMAX(1,qp) * (1<<2) - 1 - bias;
- }
- }
-}
-
-static int hardthresh_c(DCTELEM *src, int qp){
- int i;
- int a;
-
- a= src[0] * factor[0];
- for(i=1; i<16; i++){
- unsigned int threshold1= thres2[qp][i];
- unsigned int threshold2= (threshold1<<1);
- int level= src[i];
- if(((unsigned)(level+threshold1))>threshold2){
- a += level * factor[i];
- }
- }
- return (a + (1<<11))>>12;
-}
-
-static int mediumthresh_c(DCTELEM *src, int qp){
- int i;
- int a;
-
- a= src[0] * factor[0];
- for(i=1; i<16; i++){
- unsigned int threshold1= thres2[qp][i];
- unsigned int threshold2= (threshold1<<1);
- int level= src[i];
- if(((unsigned)(level+threshold1))>threshold2){
- if(((unsigned)(level+2*threshold1))>2*threshold2){
- a += level * factor[i];
- }else{
- if(level>0) a+= 2*(level - (int)threshold1)*factor[i];
- else a+= 2*(level + (int)threshold1)*factor[i];
- }
- }
- }
- return (a + (1<<11))>>12;
-}
-
-static int softthresh_c(DCTELEM *src, int qp){
- int i;
- int a;
-
- a= src[0] * factor[0];
- for(i=1; i<16; i++){
- unsigned int threshold1= thres2[qp][i];
- unsigned int threshold2= (threshold1<<1);
- int level= src[i];
- if(((unsigned)(level+threshold1))>threshold2){
- if(level>0) a+= (level - (int)threshold1)*factor[i];
- else a+= (level + (int)threshold1)*factor[i];
- }
- }
- return (a + (1<<11))>>12;
-}
-
-static int (*requantize)(DCTELEM *src, int qp)= hardthresh_c;
-
-static void filter(struct vf_priv_s *p, uint8_t *dst, uint8_t *src, int dst_stride, int src_stride, int width, int height, uint8_t *qp_store, int qp_stride, int is_luma){
- int x, y;
- const int stride= is_luma ? p->temp_stride : ((width+16+15)&(~15));
- uint8_t *p_src= p->src + 8*stride;
- DCTELEM *block= (DCTELEM *)p->src;
- DCTELEM *temp= (DCTELEM *)(p->src + 32);
-
- if (!src || !dst) return; // HACK avoid crash for Y8 colourspace
- for(y=0; y<height; y++){
- int index= 8 + 8*stride + y*stride;
- fast_memcpy(p_src + index, src + y*src_stride, width);
- for(x=0; x<8; x++){
- p_src[index - x - 1]= p_src[index + x ];
- p_src[index + width + x ]= p_src[index + width - x - 1];
- }
- }
- for(y=0; y<8; y++){
- fast_memcpy(p_src + ( 7-y)*stride, p_src + ( y+8)*stride, stride);
- fast_memcpy(p_src + (height+8+y)*stride, p_src + (height-y+7)*stride, stride);
- }
- //FIXME (try edge emu)
-
- for(y=0; y<height; y++){
- for(x=-8; x<0; x+=4){
- const int index= x + y*stride + (8-3)*(1+stride) + 8; //FIXME silly offset
- uint8_t *src = p_src + index;
- DCTELEM *tp= temp+4*x;
-
- dctA_c(tp+4*8, src, stride);
- }
- for(x=0; x<width; ){
- const int qps= 3 + is_luma;
- int qp;
- int end= XMIN(x+8, width);
-
- if(p->qp)
- qp= p->qp;
- else{
- qp= qp_store[ (XMIN(x, width-1)>>qps) + (XMIN(y, height-1)>>qps) * qp_stride];
- qp=norm_qscale(qp, p->mpeg2);
- }
- for(; x<end; x++){
- const int index= x + y*stride + (8-3)*(1+stride) + 8; //FIXME silly offset
- uint8_t *src = p_src + index;
- DCTELEM *tp= temp+4*x;
- int v;
-
- if((x&3)==0)
- dctA_c(tp+4*8, src, stride);
-
- dctB(block, tp);
-
- v= requantize(block, qp);
- v= (v + dither[y&7][x&7])>>6;
- if((unsigned)v > 255)
- v= (-v)>>31;
- dst[x + y*dst_stride]= v;
- }
- }
- }
-}
-
-static int config(struct vf_instance *vf,
- int width, int height, int d_width, int d_height,
- unsigned int flags, unsigned int outfmt){
- int h= (height+16+15)&(~15);
-
- vf->priv->temp_stride= (width+16+15)&(~15);
- vf->priv->src = av_malloc(vf->priv->temp_stride*(h+8)*sizeof(uint8_t));
-
- return vf_next_config(vf,width,height,d_width,d_height,flags,outfmt);
-}
-
-static void get_image(struct vf_instance *vf, mp_image_t *mpi){
- if(mpi->flags&MP_IMGFLAG_PRESERVE) return; // don't change
- // ok, we can do pp in-place (or pp disabled):
- vf->dmpi=vf_get_image(vf->next,mpi->imgfmt,
- mpi->type, mpi->flags | MP_IMGFLAG_READABLE, mpi->width, mpi->height);
- mpi->planes[0]=vf->dmpi->planes[0];
- mpi->stride[0]=vf->dmpi->stride[0];
- mpi->width=vf->dmpi->width;
- if(mpi->flags&MP_IMGFLAG_PLANAR){
- mpi->planes[1]=vf->dmpi->planes[1];
- mpi->planes[2]=vf->dmpi->planes[2];
- mpi->stride[1]=vf->dmpi->stride[1];
- mpi->stride[2]=vf->dmpi->stride[2];
- }
- mpi->flags|=MP_IMGFLAG_DIRECT;
-}
-
-static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){
- mp_image_t *dmpi;
-
- if(mpi->flags&MP_IMGFLAG_DIRECT){
- dmpi=vf->dmpi;
- }else{
- // no DR, so get a new image! hope we'll get DR buffer:
- dmpi=vf_get_image(vf->next,mpi->imgfmt,
- MP_IMGTYPE_TEMP,
- MP_IMGFLAG_ACCEPT_STRIDE|MP_IMGFLAG_PREFER_ALIGNED_STRIDE,
- mpi->width,mpi->height);
- vf_clone_mpi_attributes(dmpi, mpi);
- }
-
- vf->priv->mpeg2= mpi->qscale_type;
- if(mpi->qscale || vf->priv->qp){
- filter(vf->priv, dmpi->planes[0], mpi->planes[0], dmpi->stride[0], mpi->stride[0], mpi->w, mpi->h, mpi->qscale, mpi->qstride, 1);
- filter(vf->priv, dmpi->planes[1], mpi->planes[1], dmpi->stride[1], mpi->stride[1], mpi->w>>mpi->chroma_x_shift, mpi->h>>mpi->chroma_y_shift, mpi->qscale, mpi->qstride, 0);
- filter(vf->priv, dmpi->planes[2], mpi->planes[2], dmpi->stride[2], mpi->stride[2], mpi->w>>mpi->chroma_x_shift, mpi->h>>mpi->chroma_y_shift, mpi->qscale, mpi->qstride, 0);
- }else{
- memcpy_pic(dmpi->planes[0], mpi->planes[0], mpi->w, mpi->h, dmpi->stride[0], mpi->stride[0]);
- memcpy_pic(dmpi->planes[1], mpi->planes[1], mpi->w>>mpi->chroma_x_shift, mpi->h>>mpi->chroma_y_shift, dmpi->stride[1], mpi->stride[1]);
- memcpy_pic(dmpi->planes[2], mpi->planes[2], mpi->w>>mpi->chroma_x_shift, mpi->h>>mpi->chroma_y_shift, dmpi->stride[2], mpi->stride[2]);
- }
-
-#if HAVE_MMX
- if(gCpuCaps.hasMMX) __asm__ volatile ("emms\n\t");
-#endif
-#if HAVE_MMX2
- if(gCpuCaps.hasMMX2) __asm__ volatile ("sfence\n\t");
-#endif
-
- return vf_next_put_image(vf,dmpi, pts);
-}
-
-static void uninit(struct vf_instance *vf){
- if(!vf->priv) return;
-
- av_free(vf->priv->src);
- vf->priv->src= NULL;
-
- free(vf->priv);
- vf->priv=NULL;
-}
-
-//===========================================================================//
-static int query_format(struct vf_instance *vf, unsigned int fmt){
- switch(fmt){
- case IMGFMT_YVU9:
- case IMGFMT_IF09:
- case IMGFMT_YV12:
- case IMGFMT_I420:
- case IMGFMT_IYUV:
- case IMGFMT_CLPL:
- case IMGFMT_Y800:
- case IMGFMT_Y8:
- case IMGFMT_444P:
- case IMGFMT_422P:
- case IMGFMT_411P:
- return vf_next_query_format(vf,fmt);
- }
- return 0;
-}
-
-static int control(struct vf_instance *vf, int request, void* data){
- return vf_next_control(vf,request,data);
-}
-
-static int vf_open(vf_instance_t *vf, char *args){
- vf->config=config;
- vf->put_image=put_image;
- vf->get_image=get_image;
- vf->query_format=query_format;
- vf->uninit=uninit;
- vf->control= control;
- vf->priv=malloc(sizeof(struct vf_priv_s));
- memset(vf->priv, 0, sizeof(struct vf_priv_s));
-
- if (args) sscanf(args, "%d:%d", &vf->priv->qp, &vf->priv->mode);
-
- if(vf->priv->qp < 0)
- vf->priv->qp = 0;
-
- init_thres2();
-
- switch(vf->priv->mode){
- case 0: requantize= hardthresh_c; break;
- case 1: requantize= softthresh_c; break;
- default:
- case 2: requantize= mediumthresh_c; break;
- }
-
-#if HAVE_MMX
- if(gCpuCaps.hasMMX){
- dctB= dctB_mmx;
- }
-#endif
-#if 0
- if(gCpuCaps.hasMMX){
- switch(vf->priv->mode){
- case 0: requantize= hardthresh_mmx; break;
- case 1: requantize= softthresh_mmx; break;
- }
- }
-#endif
-
- return 1;
-}
-
-const vf_info_t vf_info_pp7 = {
- "postprocess 7",
- "pp7",
- "Michael Niedermayer",
- "",
- vf_open,
- NULL
-};
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 11:13:40 +0000