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avfilter/vf_unsharp: limit matrix size in either direction to 23 

Anything bigger is not supported anyway.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2016-09-17 13:55:06 +02:00
parent d790887d1c
commit 4096bb176b
2 changed files with 5 additions and 5 deletions
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8
doc/filters.texi
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@ -13434,11 +13434,11 @@ It accepts the following parameters:
@table @option
@item luma_msize_x, lx
Set the luma matrix horizontal size. It must be an odd integer between
3 and 63. The default value is 5.
3 and 23. The default value is 5.
@item luma_msize_y, ly
Set the luma matrix vertical size. It must be an odd integer between 3
and 63. The default value is 5.
and 23. The default value is 5.
@item luma_amount, la
Set the luma effect strength. It must be a floating point number, reasonable
@ -13451,11 +13451,11 @@ Default value is 1.0.
@item chroma_msize_x, cx
Set the chroma matrix horizontal size. It must be an odd integer
between 3 and 63. The default value is 5.
between 3 and 23. The default value is 5.
@item chroma_msize_y, cy
Set the chroma matrix vertical size. It must be an odd integer
between 3 and 63. The default value is 5.
between 3 and 23. The default value is 5.
@item chroma_amount, ca
Set the chroma effect strength. It must be a floating point number, reasonable

2
libavfilter/vf_unsharp.c
View File

@ -266,7 +266,7 @@ end:
#define OFFSET(x) offsetof(UnsharpContext, x)
#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
#define MIN_SIZE 3
#define MAX_SIZE 63
#define MAX_SIZE 23
static const AVOption unsharp_options[] = {
{ "luma_msize_x", "set luma matrix horizontal size", OFFSET(lmsize_x), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS },
{ "lx", "set luma matrix horizontal size", OFFSET(lmsize_x), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS },