diff options
| author | davidovski <david@davidovski.xyz> | 2021-10-09 22:20:41 +0100 |
|---|---|---|
| committer | davidovski <david@davidovski.xyz> | 2021-10-09 22:20:41 +0100 |
| commit | 01ced0b7ce47d279789efb2dc70d1cd009ac56ad (patch) | |
| tree | 6ece604b8ae3476d2d70c9c9d42f86fe607990da /config/mpv/shaders/Anime4K_Thin_HQ.glsl | |
initial commit
Diffstat (limited to 'config/mpv/shaders/Anime4K_Thin_HQ.glsl')
| -rw-r--r-- | config/mpv/shaders/Anime4K_Thin_HQ.glsl | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/config/mpv/shaders/Anime4K_Thin_HQ.glsl b/config/mpv/shaders/Anime4K_Thin_HQ.glsl new file mode 100644 index 0000000..953dff5 --- /dev/null +++ b/config/mpv/shaders/Anime4K_Thin_HQ.glsl @@ -0,0 +1,222 @@ +// MIT License
+
+// Copyright (c) 2019-2021 bloc97
+// All rights reserved.
+
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+//!DESC Anime4K-v3.2-Thin-(HQ)-Luma
+//!HOOK MAIN
+//!BIND HOOKED
+//!SAVE LINELUMA
+//!COMPONENTS 1
+
+float get_luma(vec4 rgba) {
+ return dot(vec4(0.299, 0.587, 0.114, 0.0), rgba);
+}
+
+vec4 hook() {
+ return vec4(get_luma(HOOKED_tex(HOOKED_pos)), 0.0, 0.0, 0.0);
+}
+
+//!DESC Anime4K-v3.2-Thin-(HQ)-Sobel-X
+//!HOOK MAIN
+//!BIND LINELUMA
+//!SAVE LINESOBEL
+//!COMPONENTS 2
+
+vec4 hook() {
+ float l = LINELUMA_texOff(vec2(-1.0, 0.0)).x;
+ float c = LINELUMA_tex(LINELUMA_pos).x;
+ float r = LINELUMA_texOff(vec2(1.0, 0.0)).x;
+
+ float xgrad = (-l + r);
+ float ygrad = (l + c + c + r);
+
+ return vec4(xgrad, ygrad, 0.0, 0.0);
+}
+
+
+//!DESC Anime4K-v3.2-Thin-(HQ)-Sobel-Y
+//!HOOK MAIN
+//!BIND LINESOBEL
+//!SAVE LINESOBEL
+//!COMPONENTS 1
+
+vec4 hook() {
+ float tx = LINESOBEL_texOff(vec2(0.0, -1.0)).x;
+ float cx = LINESOBEL_tex(LINESOBEL_pos).x;
+ float bx = LINESOBEL_texOff(vec2(0.0, 1.0)).x;
+
+ float ty = LINESOBEL_texOff(vec2(0.0, -1.0)).y;
+ float by = LINESOBEL_texOff(vec2(0.0, 1.0)).y;
+
+ float xgrad = (tx + cx + cx + bx) / 8.0;
+
+ float ygrad = (-ty + by) / 8.0;
+
+ //Computes the luminance's gradient
+ float norm = sqrt(xgrad * xgrad + ygrad * ygrad);
+ return vec4(pow(norm, 0.7));
+}
+
+
+//!DESC Anime4K-v3.2-Thin-(HQ)-Gaussian-X
+//!HOOK MAIN
+//!BIND HOOKED
+//!BIND LINESOBEL
+//!SAVE LINESOBEL
+//!COMPONENTS 1
+
+#define SPATIAL_SIGMA (2.0 * float(HOOKED_size.y) / 1080.0) //Spatial window size, must be a positive real number.
+
+#define KERNELSIZE (max(int(ceil(SPATIAL_SIGMA * 2.0)), 1) * 2 + 1) //Kernel size, must be an positive odd integer.
+#define KERNELHALFSIZE (int(KERNELSIZE/2)) //Half of the kernel size without remainder. Must be equal to trunc(KERNELSIZE/2).
+#define KERNELLEN (KERNELSIZE * KERNELSIZE) //Total area of kernel. Must be equal to KERNELSIZE * KERNELSIZE.
+
+float gaussian(float x, float s, float m) {
+ float scaled = (x - m) / s;
+ return exp(-0.5 * scaled * scaled);
+}
+
+float comp_gaussian_x() {
+
+ float g = 0.0;
+ float gn = 0.0;
+
+ for (int i=0; i<KERNELSIZE; i++) {
+ float di = float(i - KERNELHALFSIZE);
+ float gf = gaussian(di, SPATIAL_SIGMA, 0.0);
+
+ g = g + LINESOBEL_texOff(vec2(di, 0.0)).x * gf;
+ gn = gn + gf;
+
+ }
+
+ return g / gn;
+}
+
+vec4 hook() {
+ return vec4(comp_gaussian_x(), 0.0, 0.0, 0.0);
+}
+
+
+//!DESC Anime4K-v3.2-Thin-(HQ)-Gaussian-Y
+//!HOOK MAIN
+//!BIND HOOKED
+//!BIND LINESOBEL
+//!SAVE LINESOBEL
+//!COMPONENTS 1
+
+#define SPATIAL_SIGMA (2.0 * float(HOOKED_size.y) / 1080.0) //Spatial window size, must be a positive real number.
+
+#define KERNELSIZE (max(int(ceil(SPATIAL_SIGMA * 2.0)), 1) * 2 + 1) //Kernel size, must be an positive odd integer.
+#define KERNELHALFSIZE (int(KERNELSIZE/2)) //Half of the kernel size without remainder. Must be equal to trunc(KERNELSIZE/2).
+#define KERNELLEN (KERNELSIZE * KERNELSIZE) //Total area of kernel. Must be equal to KERNELSIZE * KERNELSIZE.
+
+float gaussian(float x, float s, float m) {
+ float scaled = (x - m) / s;
+ return exp(-0.5 * scaled * scaled);
+}
+
+float comp_gaussian_y() {
+
+ float g = 0.0;
+ float gn = 0.0;
+
+ for (int i=0; i<KERNELSIZE; i++) {
+ float di = float(i - KERNELHALFSIZE);
+ float gf = gaussian(di, SPATIAL_SIGMA, 0.0);
+
+ g = g + LINESOBEL_texOff(vec2(0.0, di)).x * gf;
+ gn = gn + gf;
+
+ }
+
+ return g / gn;
+}
+
+vec4 hook() {
+ return vec4(comp_gaussian_y(), 0.0, 0.0, 0.0);
+}
+
+//!DESC Anime4K-v3.2-Thin-(HQ)-Kernel-X
+//!HOOK MAIN
+//!BIND LINESOBEL
+//!SAVE LINESOBEL
+//!COMPONENTS 2
+
+vec4 hook() {
+ float l = LINESOBEL_texOff(vec2(-1.0, 0.0)).x;
+ float c = LINESOBEL_tex(LINESOBEL_pos).x;
+ float r = LINESOBEL_texOff(vec2(1.0, 0.0)).x;
+
+ float xgrad = (-l + r);
+ float ygrad = (l + c + c + r);
+
+ return vec4(xgrad, ygrad, 0.0, 0.0);
+}
+
+
+//!DESC Anime4K-v3.2-Thin-(HQ)-Kernel-Y
+//!HOOK MAIN
+//!BIND LINESOBEL
+//!SAVE LINESOBEL
+//!COMPONENTS 2
+
+vec4 hook() {
+ float tx = LINESOBEL_texOff(vec2(0.0, -1.0)).x;
+ float cx = LINESOBEL_tex(LINESOBEL_pos).x;
+ float bx = LINESOBEL_texOff(vec2(0.0, 1.0)).x;
+
+ float ty = LINESOBEL_texOff(vec2(0.0, -1.0)).y;
+ float by = LINESOBEL_texOff(vec2(0.0, 1.0)).y;
+
+ float xgrad = (tx + cx + cx + bx) / 8.0;
+
+ float ygrad = (-ty + by) / 8.0;
+
+ //Computes the luminance's gradient
+ return vec4(xgrad, ygrad, 0.0, 0.0);
+}
+
+
+//!DESC Anime4K-v3.2-Thin-(HQ)-Warp
+//!HOOK MAIN
+//!BIND HOOKED
+//!BIND LINESOBEL
+
+#define STRENGTH 0.6 //Strength of warping for each iteration
+#define ITERATIONS 1 //Number of iterations for the forwards solver, decreasing strength and increasing iterations improves quality at the cost of speed.
+
+vec4 hook() {
+ vec2 d = HOOKED_pt;
+
+ float relstr = HOOKED_size.y / 1080.0 * STRENGTH;
+
+ vec2 pos = HOOKED_pos;
+ for (int i=0; i<ITERATIONS; i++) {
+ vec2 dn = LINESOBEL_tex(pos).xy;
+ vec2 dd = (dn / (length(dn) + 0.01)) * d * relstr; //Quasi-normalization for large vectors, avoids divide by zero
+ pos -= dd;
+ }
+
+ return HOOKED_tex(pos);
+
+}
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