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vf_gradfun: use option parser

This commit is contained in:
wm4 2012-01-08 18:12:43 +01:00
parent 827faa3843
commit ae16c751c8
1 changed files with 26 additions and 9 deletions
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35
libmpcodecs/vf_gradfun.c
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@ -41,7 +41,12 @@
#include "libavutil/avutil.h"
#include "ffmpeg_files/x86_cpu.h"
#include "m_option.h"
#include "m_struct.h"
struct vf_priv_s {
float cfg_thresh;
int cfg_radius;
int thresh;
int radius;
uint16_t *buf;
@ -49,6 +54,9 @@ struct vf_priv_s {
int width, int thresh, const uint16_t *dithers);
void (*blur_line)(uint16_t *dc, uint16_t *buf, uint16_t *buf1,
uint8_t *src, int sstride, int width);
} const vf_priv_dflt = {
.cfg_thresh = 1.2,
.cfg_radius = 16,
};
static const uint16_t __attribute__((aligned(16))) pw_7f[8] = {127,127,127,127,127,127,127,127};
@ -368,20 +376,14 @@ static void uninit(struct vf_instance *vf)
static int vf_open(vf_instance_t *vf, char *args)
{
float thresh = 1.2;
int radius = 16;
vf->get_image=get_image;
vf->put_image=put_image;
vf->query_format=query_format;
vf->config=config;
vf->uninit=uninit;
vf->priv=malloc(sizeof(struct vf_priv_s));
memset(vf->priv, 0, sizeof(struct vf_priv_s));
if (args) sscanf(args, "%f:%d", &thresh, &radius);
vf->priv->thresh = (1<<15)/av_clipf(thresh,0.51,255);
vf->priv->radius = av_clip((radius+1)&~1,4,32);
vf->priv->thresh = (1<<15)/av_clipf(vf->priv->cfg_thresh,0.51,255);
vf->priv->radius = av_clip((vf->priv->cfg_radius+1)&~1,4,32);
vf->priv->blur_line = blur_line_c;
vf->priv->filter_line = filter_line_c;
@ -401,11 +403,26 @@ static int vf_open(vf_instance_t *vf, char *args)
return 1;
}
#undef ST_OFF
#define ST_OFF(f) M_ST_OFF(struct vf_priv_s,f)
static const m_option_t vf_opts_fields[] = {
{"strength", ST_OFF(cfg_thresh), CONF_TYPE_FLOAT, M_OPT_RANGE, 0.51, 255, NULL},
{"radius", ST_OFF(cfg_radius), CONF_TYPE_INT, M_OPT_RANGE, 4, 32, NULL},
{ NULL, NULL, 0, 0, 0, 0, NULL }
};
static const m_struct_t vf_opts = {
"gradfun",
sizeof(struct vf_priv_s),
&vf_priv_dflt,
vf_opts_fields
};
const vf_info_t vf_info_gradfun = {
"gradient deband",
"gradfun",
"Loren Merritt",
"",
vf_open,
NULL
&vf_opts
};