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mpv/libmpcodecs/vf_uspp.c

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/*
Copyright (C) 2005 Michael Niedermayer <michaelni@gmx.at>
This program 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.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, 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 "libavcodec/avcodec.h"
#include "libavcodec/dsputil.h"
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
#include "img_format.h"
#include "mp_image.h"
#include "vf.h"
#include "libvo/fastmemcpy.h"
#define XMIN(a,b) ((a) < (b) ? (a) : (b))
#define BLOCK 16
//===========================================================================//
static const uint8_t __attribute__((aligned(8))) dither[8][8]={
{ 0*4, 48*4, 12*4, 60*4, 3*4, 51*4, 15*4, 63*4, },
{ 32*4, 16*4, 44*4, 28*4, 35*4, 19*4, 47*4, 31*4, },
{ 8*4, 56*4, 4*4, 52*4, 11*4, 59*4, 7*4, 55*4, },
{ 40*4, 24*4, 36*4, 20*4, 43*4, 27*4, 39*4, 23*4, },
{ 2*4, 50*4, 14*4, 62*4, 1*4, 49*4, 13*4, 61*4, },
{ 34*4, 18*4, 46*4, 30*4, 33*4, 17*4, 45*4, 29*4, },
{ 10*4, 58*4, 6*4, 54*4, 9*4, 57*4, 5*4, 53*4, },
{ 42*4, 26*4, 38*4, 22*4, 41*4, 25*4, 37*4, 21*4, },
};
static const uint8_t offset[511][2]= {
{ 0, 0},
{ 0, 0}, { 8, 8},
{ 0, 0}, { 4, 4}, {12, 8}, { 8,12},
{ 0, 0}, {10, 2}, { 4, 4}, {14, 6}, { 8, 8}, { 2,10}, {12,12}, { 6,14},
{ 0, 0}, {10, 2}, { 4, 4}, {14, 6}, { 8, 8}, { 2,10}, {12,12}, { 6,14},
{ 5, 1}, {15, 3}, { 9, 5}, { 3, 7}, {13, 9}, { 7,11}, { 1,13}, {11,15},
{ 0, 0}, { 8, 0}, { 0, 8}, { 8, 8}, { 5, 1}, {13, 1}, { 5, 9}, {13, 9},
{ 2, 2}, {10, 2}, { 2,10}, {10,10}, { 7, 3}, {15, 3}, { 7,11}, {15,11},
{ 4, 4}, {12, 4}, { 4,12}, {12,12}, { 1, 5}, { 9, 5}, { 1,13}, { 9,13},
{ 6, 6}, {14, 6}, { 6,14}, {14,14}, { 3, 7}, {11, 7}, { 3,15}, {11,15},
{ 0, 0}, { 8, 0}, { 0, 8}, { 8, 8}, { 4, 0}, {12, 0}, { 4, 8}, {12, 8},
{ 1, 1}, { 9, 1}, { 1, 9}, { 9, 9}, { 5, 1}, {13, 1}, { 5, 9}, {13, 9},
{ 3, 2}, {11, 2}, { 3,10}, {11,10}, { 7, 2}, {15, 2}, { 7,10}, {15,10},
{ 2, 3}, {10, 3}, { 2,11}, {10,11}, { 6, 3}, {14, 3}, { 6,11}, {14,11},
{ 0, 4}, { 8, 4}, { 0,12}, { 8,12}, { 4, 4}, {12, 4}, { 4,12}, {12,12},
{ 1, 5}, { 9, 5}, { 1,13}, { 9,13}, { 5, 5}, {13, 5}, { 5,13}, {13,13},
{ 3, 6}, {11, 6}, { 3,14}, {11,14}, { 7, 6}, {15, 6}, { 7,14}, {15,14},
{ 2, 7}, {10, 7}, { 2,15}, {10,15}, { 6, 7}, {14, 7}, { 6,15}, {14,15},
{ 0, 0}, { 8, 0}, { 0, 8}, { 8, 8}, { 0, 2}, { 8, 2}, { 0,10}, { 8,10},
{ 0, 4}, { 8, 4}, { 0,12}, { 8,12}, { 0, 6}, { 8, 6}, { 0,14}, { 8,14},
{ 1, 1}, { 9, 1}, { 1, 9}, { 9, 9}, { 1, 3}, { 9, 3}, { 1,11}, { 9,11},
{ 1, 5}, { 9, 5}, { 1,13}, { 9,13}, { 1, 7}, { 9, 7}, { 1,15}, { 9,15},
{ 2, 0}, {10, 0}, { 2, 8}, {10, 8}, { 2, 2}, {10, 2}, { 2,10}, {10,10},
{ 2, 4}, {10, 4}, { 2,12}, {10,12}, { 2, 6}, {10, 6}, { 2,14}, {10,14},
{ 3, 1}, {11, 1}, { 3, 9}, {11, 9}, { 3, 3}, {11, 3}, { 3,11}, {11,11},
{ 3, 5}, {11, 5}, { 3,13}, {11,13}, { 3, 7}, {11, 7}, { 3,15}, {11,15},
{ 4, 0}, {12, 0}, { 4, 8}, {12, 8}, { 4, 2}, {12, 2}, { 4,10}, {12,10},
{ 4, 4}, {12, 4}, { 4,12}, {12,12}, { 4, 6}, {12, 6}, { 4,14}, {12,14},
{ 5, 1}, {13, 1}, { 5, 9}, {13, 9}, { 5, 3}, {13, 3}, { 5,11}, {13,11},
{ 5, 5}, {13, 5}, { 5,13}, {13,13}, { 5, 7}, {13, 7}, { 5,15}, {13,15},
{ 6, 0}, {14, 0}, { 6, 8}, {14, 8}, { 6, 2}, {14, 2}, { 6,10}, {14,10},
{ 6, 4}, {14, 4}, { 6,12}, {14,12}, { 6, 6}, {14, 6}, { 6,14}, {14,14},
{ 7, 1}, {15, 1}, { 7, 9}, {15, 9}, { 7, 3}, {15, 3}, { 7,11}, {15,11},
{ 7, 5}, {15, 5}, { 7,13}, {15,13}, { 7, 7}, {15, 7}, { 7,15}, {15,15},
{ 0, 0}, { 8, 0}, { 0, 8}, { 8, 8}, { 4, 4}, {12, 4}, { 4,12}, {12,12}, { 0, 4}, { 8, 4}, { 0,12}, { 8,12}, { 4, 0}, {12, 0}, { 4, 8}, {12, 8}, { 2, 2}, {10, 2}, { 2,10}, {10,10}, { 6, 6}, {14, 6}, { 6,14}, {14,14}, { 2, 6}, {10, 6}, { 2,14}, {10,14}, { 6, 2}, {14, 2}, { 6,10}, {14,10}, { 0, 2}, { 8, 2}, { 0,10}, { 8,10}, { 4, 6}, {12, 6}, { 4,14}, {12,14}, { 0, 6}, { 8, 6}, { 0,14}, { 8,14}, { 4, 2}, {12, 2}, { 4,10}, {12,10}, { 2, 0}, {10, 0}, { 2, 8}, {10, 8}, { 6, 4}, {14, 4}, { 6,12}, {14,12}, { 2, 4}, {10, 4}, { 2,12}, {10,12}, { 6, 0}, {14, 0}, { 6, 8}, {14, 8}, { 1, 1}, { 9, 1}, { 1, 9}, { 9, 9}, { 5, 5}, {13, 5}, { 5,13}, {13,13}, { 1, 5}, { 9, 5}, { 1,13}, { 9,13}, { 5, 1}, {13, 1}, { 5, 9}, {13, 9}, { 3, 3}, {11, 3}, { 3,11}, {11,11}, { 7, 7}, {15, 7}, { 7,15}, {15,15}, { 3, 7}, {11, 7}, { 3,15}, {11,15}, { 7, 3}, {15, 3}, { 7,11}, {15,11}, { 1, 3}, { 9, 3}, { 1,11}, { 9,11}, { 5, 7}, {13, 7}, { 5,15}, {13,15}, { 1, 7}, { 9, 7}, { 1,15}, { 9,15}, { 5, 3}, {13, 3}, { 5,11}, {13,11}, { 3, 1}, {11, 1}, { 3, 9}, {11, 9}, { 7, 5}, {15, 5}, { 7,13}, {15,13}, { 3, 5}, {11, 5}, { 3,13}, {11,13}, { 7, 1}, {15, 1}, { 7, 9}, {15, 9}, { 0, 1}, { 8, 1}, { 0, 9}, { 8, 9}, { 4, 5}, {12, 5}, { 4,13}, {12,13}, { 0, 5}, { 8, 5}, { 0,13}, { 8,13}, { 4, 1}, {12, 1}, { 4, 9}, {12, 9}, { 2, 3}, {10, 3}, { 2,11}, {10,11}, { 6, 7}, {14, 7}, { 6,15}, {14,15}, { 2, 7}, {10, 7}, { 2,15}, {10,15}, { 6, 3}, {14, 3}, { 6,11}, {14,11}, { 0, 3}, { 8, 3}, { 0,11}, { 8,11}, { 4, 7}, {12, 7}, { 4,15}, {12,15}, { 0, 7}, { 8, 7}, { 0,15}, { 8,15}, { 4, 3}, {12, 3}, { 4,11}, {12,11}, { 2, 1}, {10, 1}, { 2, 9}, {10, 9}, { 6, 5}, {14, 5}, { 6,13}, {14,13}, { 2, 5}, {10, 5}, { 2,13}, {10,13}, { 6, 1}, {14, 1}, { 6, 9}, {14, 9}, { 1, 0}, { 9, 0}, { 1, 8}, { 9, 8}, { 5, 4}, {13, 4}, { 5,12}, {13,12}, { 1, 4}, { 9, 4}, { 1,12}, { 9,12}, { 5, 0}, {13, 0}, { 5, 8}, {13, 8}, { 3, 2}, {11, 2}, { 3,10}, {11,10}, { 7, 6}, {15, 6}, { 7,14}, {15,14}, { 3, 6}, {11, 6}, { 3,14}, {11,14}, { 7, 2}, {15, 2}, { 7,10}, {15,10}, { 1, 2}, { 9, 2}, { 1,10}, { 9,10}, { 5, 6}, {13, 6}, { 5,14}, {13,14}, { 1, 6}, { 9, 6}, { 1,14}, { 9,14}, { 5, 2}, {13, 2}, { 5,10}, {13,10}, { 3, 0}, {11, 0}, { 3, 8}, {11, 8}, { 7, 4}, {15, 4}, { 7,12}, {15,12}, { 3, 4}, {11, 4}, { 3,12}, {11,12}, { 7, 0}, {15, 0}, { 7, 8}, {15, 8},
};
struct vf_priv_s {
int log2_count;
int qp;
int mode;
int mpeg2;
int temp_stride[3];
uint8_t *src[3];
int16_t *temp[3];
int outbuf_size;
uint8_t *outbuf;
AVCodecContext *avctx_enc[BLOCK*BLOCK];
AVCodecContext *avctx_dec[BLOCK*BLOCK];
AVFrame *frame;
AVFrame *frame_dec;
};
static void store_slice_c(uint8_t *dst, int16_t *src, int dst_stride, int src_stride, int width, int height, int log2_scale){
int y, x;
#define STORE(pos) \
temp= ((src[x + y*src_stride + pos]<<log2_scale) + d[pos])>>8;\
if(temp & 0x100) temp= ~(temp>>31);\
dst[x + y*dst_stride + pos]= temp;
for(y=0; y<height; y++){
const uint8_t *d= dither[y&7];
for(x=0; x<width; x+=8){
int temp;
STORE(0);
STORE(1);
STORE(2);
STORE(3);
STORE(4);
STORE(5);
STORE(6);
STORE(7);
}
}
}
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;
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++){
memcpy(p->src[i] + ( block-1-y)*stride, p->src[i] + ( y+block )*stride, stride);
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= (qp_store[0] * FF_QP2LAMBDA)>>p->mpeg2;
// 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, out_size;
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];
out_size = 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;
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);
}
}
static int config(struct vf_instance_s* vf,
int width, int height, int d_width, int d_height,
unsigned int flags, unsigned int outfmt){
int i;
AVCodec *dec= avcodec_find_decoder(CODEC_ID_SNOW);
AVCodec *enc= avcodec_find_encoder(CODEC_ID_SNOW);
for(i=0; i<3; i++){
int is_chroma= !!i;
int w= ((width + 4*BLOCK-1) & (~(2*BLOCK-1)))>>is_chroma;
int h= ((height + 4*BLOCK-1) & (~(2*BLOCK-1)))>>is_chroma;
vf->priv->temp_stride[i]= w;
vf->priv->temp[i]= malloc(vf->priv->temp_stride[i]*h*sizeof(int16_t));
vf->priv->src [i]= malloc(vf->priv->temp_stride[i]*h*sizeof(uint8_t));
}
for(i=0; i< (1<<vf->priv->log2_count); i++){
AVCodecContext *avctx_enc, *avctx_dec;
avctx_enc=
vf->priv->avctx_enc[i]= avcodec_alloc_context();
avctx_dec=
vf->priv->avctx_dec[i]= avcodec_alloc_context();
avctx_dec->width =
avctx_enc->width = width + BLOCK;
avctx_dec->height =
avctx_enc->height = height + BLOCK;
avctx_enc->time_base= (AVRational){1,25}; // meaningless
avctx_enc->gop_size = 300;
avctx_enc->max_b_frames= 0;
avctx_enc->pix_fmt = PIX_FMT_YUV420P;
avctx_enc->flags = CODEC_FLAG_QSCALE | CODEC_FLAG_LOW_DELAY;
avctx_enc->strict_std_compliance = FF_COMPLIANCE_EXPERIMENTAL;
avcodec_open(avctx_enc, enc);
avcodec_open(vf->priv->avctx_dec[i], dec);
}
vf->priv->frame= avcodec_alloc_frame();
vf->priv->frame_dec= avcodec_alloc_frame();
vf->priv->outbuf_size= (width + BLOCK)*(height + BLOCK)*10;
vf->priv->outbuf= malloc(vf->priv->outbuf_size);
return vf_next_config(vf,width,height,d_width,d_height,flags,outfmt);
}
static void get_image(struct vf_instance_s* 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_s* vf, mp_image_t *mpi, double pts){
mp_image_t *dmpi;
if(!(mpi->flags&MP_IMGFLAG_DIRECT)){
// 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);
}else{
dmpi=vf->dmpi;
}
vf->priv->mpeg2= mpi->qscale_type;
if(vf->priv->log2_count || !(mpi->flags&MP_IMGFLAG_DIRECT)){
if(mpi->qscale || vf->priv->qp){
filter(vf->priv, dmpi->planes, mpi->planes, dmpi->stride, mpi->stride, mpi->w, mpi->h, mpi->qscale, mpi->qstride);
}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]);
}
}
#ifdef HAVE_MMX
if(gCpuCaps.hasMMX) asm volatile ("emms\n\t");
#endif
#ifdef 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_s* vf){
int i;
if(!vf->priv) return;
for(i=0; i<3; i++){
if(vf->priv->temp[i]) free(vf->priv->temp[i]);
vf->priv->temp[i]= NULL;
if(vf->priv->src[i]) free(vf->priv->src[i]);
vf->priv->src[i]= NULL;
}
for(i=0; i<BLOCK*BLOCK; i++){
av_freep(&vf->priv->avctx_enc[i]);
av_freep(&vf->priv->avctx_dec[i]);
}
free(vf->priv);
vf->priv=NULL;
}
//===========================================================================//
static int query_format(struct vf_instance_s* vf, unsigned int fmt){
switch(fmt){
case IMGFMT_YV12:
case IMGFMT_I420:
case IMGFMT_IYUV:
case IMGFMT_Y800:
case IMGFMT_Y8:
return vf_next_query_format(vf,fmt);
}
return 0;
}
static unsigned int fmt_list[]={
IMGFMT_YV12,
IMGFMT_I420,
IMGFMT_IYUV,
IMGFMT_Y800,
IMGFMT_Y8,
0
};
static int control(struct vf_instance_s* vf, int request, void* data){
switch(request){
case VFCTRL_QUERY_MAX_PP_LEVEL:
return 8;
case VFCTRL_SET_PP_LEVEL:
vf->priv->log2_count= *((unsigned int*)data);
//FIXME we have to realloc a few things here
return CONTROL_TRUE;
}
return vf_next_control(vf,request,data);
}
static int open(vf_instance_t *vf, char* args){
int log2c=-1;
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));
avcodec_init();
avcodec_register_all();
vf->priv->log2_count= 4;
if (args) sscanf(args, "%d:%d:%d", &log2c, &vf->priv->qp, &vf->priv->mode);
if( log2c >=0 && log2c <=8 )
vf->priv->log2_count = log2c;
if(vf->priv->qp < 0)
vf->priv->qp = 0;
// #ifdef HAVE_MMX
// if(gCpuCaps.hasMMX){
// store_slice= store_slice_mmx;
// }
// #endif
return 1;
}
vf_info_t vf_info_uspp = {
"ultra simple/slow postprocess",
"uspp",
"Michael Niedermayer",
"",
open,
NULL
};
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