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update vf_geq to new ff_eval API

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@20471 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
ods15 2006-10-27 19:40:48 +00:00
parent 0f281eb8d9
commit 591f6c68bb
1 changed files with 84 additions and 77 deletions
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161
libmpcodecs/vf_geq.c
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@ -27,18 +27,12 @@
#include "mp_msg.h"
#include "cpudetect.h"
#if 1
double ff_eval(char *s, double *const_value, const char **const_name,
double (**func1)(void *, double), const char **func1_name,
double (**func2)(void *, double, double), char **func2_name,
void *opaque);
#endif
// Needed to bring in lrintf.
#define HAVE_AV_CONFIG_H
#include "libavcodec/avcodec.h"
#include "libavcodec/dsputil.h"
#include "libavcodec/eval.h"
#include "libavutil/common.h"
/* FIXME: common.h defines printf away when HAVE_AV_CONFIG
@ -57,7 +51,7 @@ double ff_eval(char *s, double *const_value, const char **const_name,
struct vf_priv_s {
char eq[3][2000];
AVEvalExpr * e[3];
int framenum;
mp_image_t *mpi;
};
@ -120,6 +114,76 @@ static double cr(struct vf_instance_s* vf, double x, double y){
static int put_image(struct vf_instance_s* vf, mp_image_t *mpi, double pts){
mp_image_t *dmpi;
int x,y, plane;
if(!(mpi->flags&MP_IMGFLAG_DIRECT)){
// no DR, so get a new image! hope we'll get DR buffer:
vf->dmpi=vf_get_image(vf->next,mpi->imgfmt,
MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE|MP_IMGFLAG_PREFER_ALIGNED_STRIDE,
mpi->w,mpi->h);
}
dmpi= vf->dmpi;
vf->priv->mpi= mpi;
vf_clone_mpi_attributes(dmpi, mpi);
for(plane=0; plane<3; plane++){
int w= mpi->w >> (plane ? mpi->chroma_x_shift : 0);
int h= mpi->h >> (plane ? mpi->chroma_y_shift : 0);
uint8_t *dst = dmpi->planes[plane];
int dst_stride= dmpi->stride[plane];
double const_values[]={
M_PI,
M_E,
0,
0,
w,
h,
vf->priv->framenum,
w/(double)mpi->w,
h/(double)mpi->h,
0
};
if (!vf->priv->e[plane]) continue;
for(y=0; y<h; y++){
const_values[3]=y;
for(x=0; x<w; x++){
const_values[2]=x;
dst[x+y* dst_stride]= ff_parse_eval(vf->priv->e[plane], const_values, vf);
}
}
}
vf->priv->framenum++;
return vf_next_put_image(vf,dmpi, pts);
}
static void uninit(struct vf_instance_s* vf){
if(!vf->priv) return;
av_free(vf->priv);
vf->priv=NULL;
}
//===========================================================================//
static int open(vf_instance_t *vf, char* args){
char eq[3][2000] = { { 0 }, { 0 }, { 0 } };
int plane;
vf->config=config;
vf->put_image=put_image;
// vf->get_image=get_image;
vf->uninit=uninit;
vf->priv=av_malloc(sizeof(struct vf_priv_s));
memset(vf->priv, 0, sizeof(struct vf_priv_s));
if (args) sscanf(args, "%1999s:%1999s:%1999s", eq[0], eq[1], eq[2]);
if (!eq[1][0]) strncpy(eq[1], eq[0], sizeof(eq[0])-1);
if (!eq[2][0]) strncpy(eq[2], eq[1], sizeof(eq[0])-1);
for(plane=0; plane<3; plane++){
static const char *const_names[]={
"PI",
"E",
@ -139,77 +203,20 @@ static int put_image(struct vf_instance_s* vf, mp_image_t *mpi, double pts){
"p",
NULL
};
double (*func2[])(void *, double, double)={
lum,
cb,
cr,
plane==0 ? lum : (plane==1 ? cb : cr),
NULL
};
char * a;
vf->priv->e[plane] = ff_parse(eq[plane], const_names, NULL, NULL, func2, func2_names, &a);
if(!(mpi->flags&MP_IMGFLAG_DIRECT)){
// no DR, so get a new image! hope we'll get DR buffer:
vf->dmpi=vf_get_image(vf->next,mpi->imgfmt,
MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE|MP_IMGFLAG_PREFER_ALIGNED_STRIDE,
mpi->w,mpi->h);
}
dmpi= vf->dmpi;
vf->priv->mpi= mpi;
vf_clone_mpi_attributes(dmpi, mpi);
for(plane=0; plane<3; plane++){
int w= mpi->w >> (plane ? mpi->chroma_x_shift : 0);
int h= mpi->h >> (plane ? mpi->chroma_y_shift : 0);
uint8_t *dst = dmpi->planes[plane];
int dst_stride= dmpi->stride[plane];
double (*func2[])(void *, double, double)={
lum,
cb,
cr,
plane==0 ? lum : (plane==1 ? cb : cr),
NULL
};
double const_values[]={
M_PI,
M_E,
0,
0,
w,
h,
vf->priv->framenum,
w/(double)mpi->w,
h/(double)mpi->h,
0
};
for(y=0; y<h; y++){
const_values[3]=y;
for(x=0; x<w; x++){
const_values[2]=x;
dst[x+y* dst_stride]= ff_eval(vf->priv->eq[plane], const_values, const_names, NULL, NULL, func2, func2_names, vf);
}
}
if (!vf->priv->e[plane]) {
mp_msg(MSGT_VFILTER, MSGL_ERR, "geq: error loading equation `%s': %s\n", eq[plane], a);
}
vf->priv->framenum++;
return vf_next_put_image(vf,dmpi, pts);
}
static void uninit(struct vf_instance_s* vf){
if(!vf->priv) return;
av_free(vf->priv);
vf->priv=NULL;
}
//===========================================================================//
static int open(vf_instance_t *vf, char* args){
vf->config=config;
vf->put_image=put_image;
// vf->get_image=get_image;
vf->uninit=uninit;
vf->priv=av_malloc(sizeof(struct vf_priv_s));
memset(vf->priv, 0, sizeof(struct vf_priv_s));
if (args) sscanf(args, "%1999s:%1999s:%1999s", vf->priv->eq[0], vf->priv->eq[1], vf->priv->eq[2]);
if(!vf->priv->eq[1][0]) strncpy(vf->priv->eq[1], vf->priv->eq[0], sizeof(vf->priv->eq[0])-1);
if(!vf->priv->eq[2][0]) strncpy(vf->priv->eq[2], vf->priv->eq[1], sizeof(vf->priv->eq[0])-1);
}
return 1;
}