summaryrefslogtreecommitdiffstats
path: root/libhb/lapsharp.c
diff options
context:
space:
mode:
authorBradley Sepos <[email protected]>2017-06-04 07:24:02 -0400
committerBradley Sepos <[email protected]>2017-06-04 07:24:02 -0400
commit77c3efd8f4d05a199ec736d9cc319d199ddc0c44 (patch)
tree579262491f747f5fdc72c2f307621dd7dea9914a /libhb/lapsharp.c
parentc4bffebc3bacd48122460384b7bd262c7e68f96f (diff)
libhb: Fix C const issue in lapsharp.c.
Simple runtime vs. compile time error, which Clang hid from me.
Diffstat (limited to 'libhb/lapsharp.c')
-rw-r--r--libhb/lapsharp.c20
1 files changed, 8 insertions, 12 deletions
diff --git a/libhb/lapsharp.c b/libhb/lapsharp.c
index 89160b72e..5f1606d3c 100644
--- a/libhb/lapsharp.c
+++ b/libhb/lapsharp.c
@@ -30,29 +30,28 @@ typedef struct {
// 4-neighbor Laplacian kernel (lap)
// Sharpens vertical and horizontal edges, less effective on diagonals
+// size = 3, coef = 1.0
static const int kernel_lap[] =
{
0, -1, 0,
-1, 5, -1,
0, -1, 0
};
-static const int kernel_lap_size = 3;
-static const double kernel_lap_coef = 1.0 / 1;
// Isotropic Laplacian kernel (isolap)
// Minimial directionality, sharpens all edges similarly
+// size = 3, coef = 1.0 / 5
static const int kernel_isolap[] =
{
-1, -4, -1,
-4, 25, -4,
-1, -4, -1
};
-static const int kernel_isolap_size = 3;
-static const double kernel_isolap_coef = 1.0 / 5;
// Laplacian of Gaussian kernel (log)
// Slight noise and grain rejection
// σ ~= 1
+// size = 5, coef = 1.0 / 5
static const int kernel_log[] =
{
0, 0, -1, 0, 0,
@@ -61,12 +60,11 @@ static const int kernel_log[] =
0, -1, -2, -1, 0,
0, 0, -1, 0, 0
};
-static const int kernel_log_size = 5;
-static const double kernel_log_coef = 1.0 / 5;
// Isotropic Laplacian of Gaussian kernel (isolog)
// Minimial directionality, plus noise and grain rejection
// σ ~= 1.2
+// size = 5, coef = 1.0 / 15
static const int kernel_isolog[] =
{
0, -1, -1, -1, 0,
@@ -75,15 +73,13 @@ static const int kernel_isolog[] =
-1, -3, -4, -3, -1,
0, -1, -1, -1, 0
};
-static const int kernel_isolog_size = 5;
-static const double kernel_isolog_coef = 1.0 / 15;
static kernel_t kernels[] =
{
- { kernel_lap, kernel_lap_size, kernel_lap_coef },
- { kernel_isolap, kernel_isolap_size, kernel_isolap_coef },
- { kernel_log, kernel_log_size, kernel_log_coef },
- { kernel_isolog, kernel_isolog_size, kernel_isolog_coef }
+ { kernel_lap, 3, 1.0 },
+ { kernel_isolap, 3, 1.0 / 5 },
+ { kernel_log, 5, 1.0 / 5 },
+ { kernel_isolog, 5, 1.0 / 15 }
};
struct hb_filter_private_s