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Code Issues Releases Activity

avfilter/vf_atadenoise: add planes option

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Make possible filtering only some planes.
This commit is contained in:
Paul B Mahol 2016-08-27 13:44:21 +02:00
parent 69abf4f93c
commit b2c6a11fb6
2 changed files with 18 additions and 0 deletions
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3
doc/filters.texi
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@ -4397,6 +4397,9 @@ threshold B is designed to react on continuous changes in the input signal.
@item s
Set number of frames filter will use for averaging. Default is 33. Must be odd
number in range [5, 129].
@item p
Set what planes of frame filter will use for averaging. Default is all.
@end table
@section bbox

15
libavfilter/vf_atadenoise.c
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@ -25,6 +25,7 @@
* David Bartovčak and Miroslav Vrankić
*/
#include "libavutil/imgutils.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
@ -44,6 +45,7 @@ typedef struct ATADenoiseContext {
float fthra[4], fthrb[4];
int thra[4], thrb[4];
int planes;
int nb_planes;
int planewidth[4];
int planeheight[4];
@ -68,6 +70,7 @@ static const AVOption atadenoise_options[] = {
{ "2a", "set threshold A for 3rd plane", OFFSET(fthra[2]), AV_OPT_TYPE_FLOAT, {.dbl=0.02}, 0, 0.3, FLAGS },
{ "2b", "set threshold B for 3rd plane", OFFSET(fthrb[2]), AV_OPT_TYPE_FLOAT, {.dbl=0.04}, 0, 5.0, FLAGS },
{ "s", "set how many frames to use", OFFSET(size), AV_OPT_TYPE_INT, {.i64=9}, 5, SIZE, FLAGS },
{ "p", "set what planes to filter", OFFSET(planes), AV_OPT_TYPE_FLAGS, {.i64=7}, 0, 15, FLAGS },
{ NULL }
};
@ -141,6 +144,12 @@ static int filter_slice8(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs
const int *linesize = (const int *)s->linesize[p];
const uint8_t *srcf[SIZE];
if (!((1 << p) & s->planes)) {
av_image_copy_plane(dst, out->linesize[p], src, in->linesize[p],
w, slice_end - slice_start);
continue;
}
for (i = 0; i < size; i++)
srcf[i] = data[i] + slice_start * linesize[i];
@ -212,6 +221,12 @@ static int filter_slice16(AVFilterContext *ctx, void *arg, int jobnr, int nb_job
const int *linesize = (const int *)s->linesize[p];
const uint16_t *srcf[SIZE];
if (!((1 << p) & s->planes)) {
av_image_copy_plane((uint8_t *)dst, out->linesize[p], (uint8_t *)src, in->linesize[p],
w * 2, slice_end - slice_start);
continue;
}
for (i = 0; i < s->size; i++)
srcf[i] = (const uint16_t *)(data[i] + slice_start * linesize[i]);