Add a fragment program for 5x5 unsharp masking

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@25786 b3059339-0415-0410-9bf9-f77b7e298cf2

2 files changed, 35 insertions, 0 deletions

diff --git a/libvo/gl_common.c b/libvo/gl_common.c
index fd0dee118c..d9d4cf531f 100644
--- a/libvo/gl_common.c
+++ b/libvo/gl_common.c
@@ -770,6 +770,30 @@ static const char *unsharp_filt_template =
   "SUB b.r, a.r, b.r;"
   "MAD yuv.%c, b.r, %s, a.r;";
 
+static const char *unsharp_filt_template2 =
+  "PARAM dcoord = {%f, %f, %f, %f};"
+  "PARAM dcoord2 = {%f, 0, 0, %f};"
+  "ADD coord, fragment.texcoord[%c].xyxy, dcoord;"
+  "SUB coord2, fragment.texcoord[%c].xyxy, dcoord;"
+  "TEX a.r, fragment.texcoord[%c], texture[%c], %s;"
+  "TEX b.r, coord.xyxy, texture[%c], %s;"
+  "TEX b.g, coord.zwzw, texture[%c], %s;"
+  "ADD b.r, b.r, b.g;"
+  "TEX b.b, coord2.xyxy, texture[%c], %s;"
+  "TEX b.g, coord2.zwzw, texture[%c], %s;"
+  "ADD b.r, b.r, b.b;"
+  "ADD b.a, b.r, b.g;"
+  "ADD coord, fragment.texcoord[%c].xyxy, dcoord2;"
+  "SUB coord2, fragment.texcoord[%c].xyxy, dcoord2;"
+  "TEX b.r, coord.xyxy, texture[%c], %s;"
+  "TEX b.g, coord.zwzw, texture[%c], %s;"
+  "ADD b.r, b.r, b.g;"
+  "TEX b.b, coord2.xyxy, texture[%c], %s;"
+  "TEX b.g, coord2.zwzw, texture[%c], %s;"
+  "DP4 b.r, b, {-0.1171875, -0.1171875, -0.1171875, -0.01953125};"
+  "MAD b.r, a.r, {0.859375}, b.r;"
+  "MAD yuv.%c, b.r, %s, a.r;";
+
 static const char *yuv_prog_template =
   "PARAM ycoef = {%.4f, %.4f, %.4f};"
   "PARAM ucoef = {%.4f, %.4f, %.4f};"
@@ -827,6 +851,7 @@ static void create_scaler_textures(int scaler, int *texu, char *texs) {
     case YUV_SCALER_BILIN:
     case YUV_SCALER_BICUB_NOTEX:
     case YUV_SCALER_UNSHARP:
+    case YUV_SCALER_UNSHARP2:
       break;
     case YUV_SCALER_BICUB:
     case YUV_SCALER_BICUB_X:
@@ -1055,6 +1080,15 @@ static void add_scaler(int scaler, char **prog_pos, int *remain, char *texs,
                in_tex, ttype, in_tex, ttype, in_tex, ttype, in_tex, ttype,
                in_tex, ttype, out_comp, "{0.5}");
       break;
+    case YUV_SCALER_UNSHARP2:
+      snprintf(*prog_pos, *remain, unsharp_filt_template2,
+               1.2 * ptw, 1.2 * pth, 1.2 * ptw, -1.2 * pth,
+               1.5 * ptw, 1.5 * pth,
+               in_tex, in_tex, in_tex,
+               in_tex, ttype, in_tex, ttype, in_tex, ttype, in_tex, ttype,
+               in_tex, ttype, in_tex, in_tex, in_tex, ttype, in_tex, ttype, in_tex, ttype,
+               in_tex, ttype, out_comp, "{0.5}");
+      break;
   }
   *remain -= strlen(*prog_pos);
   *prog_pos += strlen(*prog_pos);
diff --git a/libvo/gl_common.h b/libvo/gl_common.h
index 607cf8cf17..5025c0a4e0 100644
--- a/libvo/gl_common.h
+++ b/libvo/gl_common.h
@@ -244,6 +244,7 @@ int loadGPUProgram(GLenum target, char *prog);
 //! use cubic scaling without additional lookup texture
 #define YUV_SCALER_BICUB_NOTEX 3
 #define YUV_SCALER_UNSHARP 4
+#define YUV_SCALER_UNSHARP2 5
 //! mask for conversion type
 #define YUV_CONVERSION_MASK 0xF
 //! mask for scaler type