diff options
author | Stefano Sabatini <stefasab@gmail.com> | 2013-02-15 17:06:05 +0400 |
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committer | Stefano Sabatini <stefasab@gmail.com> | 2013-02-16 03:08:31 +0400 |
commit | 2042cd37699f306cea011993e406e6e8d02b6897 (patch) | |
tree | bf9bc36c6e0fe4d6e5442fd31bdb0e8a452cbb78 /libavfilter/vf_unsharp.c | |
parent | 37b42bcb7db92a23da74f4e29fc11f810e8c6be5 (diff) |
lavfi/unsharp: extend range for amount values, to reflect the behavior of mp=unsharp
Also update the documentation accordingly, and suggest a meaningful range.
Diffstat (limited to 'libavfilter/vf_unsharp.c')
-rw-r--r-- | libavfilter/vf_unsharp.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/libavfilter/vf_unsharp.c b/libavfilter/vf_unsharp.c index cf2d37a3cb..2170d651e7 100644 --- a/libavfilter/vf_unsharp.c +++ b/libavfilter/vf_unsharp.c @@ -36,6 +36,8 @@ * http://www.engin.umd.umich.edu/~jwvm/ece581/21_GBlur.pdf */ +#include <float.h> /* DBL_MAX */ + #include "avfilter.h" #include "formats.h" #include "internal.h" @@ -78,15 +80,15 @@ static const AVOption unsharp_options[] = { { "lx", "set luma matrix x size", OFFSET(luma_msize_x), AV_OPT_TYPE_INT, {.i64=5}, 3, 63 }, { "luma_msize_y", "set luma matrix y size", OFFSET(luma_msize_y), AV_OPT_TYPE_INT, {.i64=5}, 3, 63 }, { "ly", "set luma matrix y size", OFFSET(luma_msize_y), AV_OPT_TYPE_INT, {.i64=5}, 3, 63 }, - { "luma_amount", "set luma effect amount", OFFSET(luma_amount), AV_OPT_TYPE_DOUBLE, {.dbl=1.0}, -2.0, 5.0 }, - { "la", "set luma effect amount", OFFSET(luma_amount), AV_OPT_TYPE_DOUBLE, {.dbl=1.0}, -2.0, 5.0 }, + { "luma_amount", "set luma effect amount", OFFSET(luma_amount), AV_OPT_TYPE_DOUBLE, {.dbl=1.0}, -DBL_MAX, DBL_MAX }, + { "la", "set luma effect amount", OFFSET(luma_amount), AV_OPT_TYPE_DOUBLE, {.dbl=1.0}, -DBL_MAX, DBL_MAX }, { "chroma_msize_x", "set chroma matrix x size", OFFSET(chroma_msize_x), AV_OPT_TYPE_INT, {.i64=5}, 3, 63 }, { "cx", "set chroma matrix x size", OFFSET(chroma_msize_x), AV_OPT_TYPE_INT, {.i64=5}, 3, 63 }, { "chroma_msize_y", "set chroma matrix y size", OFFSET(chroma_msize_y), AV_OPT_TYPE_INT, {.i64=5}, 3, 63 }, { "cy" , "set chroma matrix y size", OFFSET(chroma_msize_y), AV_OPT_TYPE_INT, {.i64=5}, 3, 63 }, - { "chroma_amount", "set chroma effect strenght", OFFSET(chroma_amount), AV_OPT_TYPE_DOUBLE, {.dbl=0.0}, -2.0, 5.0 }, - { "ca", "set chroma effect strenght", OFFSET(chroma_amount), AV_OPT_TYPE_DOUBLE, {.dbl=0.0}, -2.0, 5.0 }, + { "chroma_amount", "set chroma effect strenght", OFFSET(chroma_amount), AV_OPT_TYPE_DOUBLE, {.dbl=0.0}, -DBL_MAX, DBL_MAX }, + { "ca", "set chroma effect strenght", OFFSET(chroma_amount), AV_OPT_TYPE_DOUBLE, {.dbl=0.0}, -DBL_MAX, DBL_MAX }, { NULL } }; |