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author | reimar <reimar@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2006-06-12 16:25:05 +0000 |
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committer | reimar <reimar@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2006-06-12 16:25:05 +0000 |
commit | 747dac29a998a98f011ff9d52784cfbcc611ff9c (patch) | |
tree | 18aabf02d946d89f6e659cc987d7c3526d69d1e7 /libvo | |
parent | 4da7abe5156e593907b9a08587da8feaa1389fea (diff) | |
download | mpv-747dac29a998a98f011ff9d52784cfbcc611ff9c.tar.bz2 mpv-747dac29a998a98f011ff9d52784cfbcc611ff9c.tar.xz |
Optimize bicubic filtering
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@18689 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'libvo')
-rw-r--r-- | libvo/gl_common.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/libvo/gl_common.c b/libvo/gl_common.c index 578063bfb6..f0362c76f1 100644 --- a/libvo/gl_common.c +++ b/libvo/gl_common.c @@ -651,17 +651,13 @@ static const char *bilin_filt_template = #define BICUB_FILT_MAIN(textype) \ /* first y-interpolation */ \ - "SUB coord.xy, fragment.texcoord[%c], parmx.rara;" \ - "SUB coord.zw, coord.xyxy, parmy.arar;" \ - "TEX a.r, coord.zwzw, texture[%c], "textype";" \ - "ADD coord.zw, coord.xyxy, parmy.agag;" \ + "ADD coord, fragment.texcoord[%c].xyxy, cdelta.xyxw;" \ + "TEX a.r, coord.xyxy, texture[%c], "textype";" \ "TEX a.g, coord.zwzw, texture[%c], "textype";" \ "LRP a.b, parmy.b, a.rrrr, a.gggg;" \ /* second y-interpolation */ \ - "ADD coord.xy, fragment.texcoord[%c], parmx.gaga;" \ - "SUB coord.zw, coord.xyxy, parmy.arar;" \ - "TEX a.r, coord.zwzw, texture[%c], "textype";" \ - "ADD coord.zw, coord.xyxy, parmy.agag;" \ + "ADD coord, fragment.texcoord[%c].xyxy, cdelta.zyzw;" \ + "TEX a.r, coord.xyxy, texture[%c], "textype";" \ "TEX a.g, coord.zwzw, texture[%c], "textype";" \ "LRP a.a, parmy.b, a.rrrr, a.gggg;" \ /* x-interpolation */ \ @@ -670,15 +666,17 @@ static const char *bilin_filt_template = static const char *bicub_filt_template_2D = "MAD coord.xy, fragment.texcoord[%c], {%f, %f}, {0.5, 0.5};" "TEX parmx, coord.x, texture[%c], 1D;" - "MUL parmx.rg, parmx, {%f, %f};" + "MUL cdelta.xz, parmx.rrgg, {-%f, 0, %f, 0};" "TEX parmy, coord.y, texture[%c], 1D;" - "MUL parmy.rg, parmy, {%f, %f};" + "MUL cdelta.yw, parmy.rrgg, {0, -%f, 0, %f};" BICUB_FILT_MAIN("2D"); static const char *bicub_filt_template_RECT = "ADD coord, fragment.texcoord[%c], {0.5, 0.5};" "TEX parmx, coord.x, texture[%c], 1D;" + "MUL cdelta.xz, parmx.rrgg, {-1, 0, 1, 0};" "TEX parmy, coord.y, texture[%c], 1D;" + "MUL cdelta.yw, parmy.rrgg, {0, -1, 0, 1};" BICUB_FILT_MAIN("RECT"); static const char *yuv_prog_template = @@ -932,7 +930,7 @@ static void glSetupYUVFragprog(float brightness, float contrast, "OPTION ARB_precision_hint_fastest;" // all scaler variables must go here so they aren't defined // multiple times when the same scaler is used more than once - "TEMP coord, parmx, parmy, a, yuv;"; + "TEMP coord, cdelta, parmx, parmy, a, yuv;"; int prog_remain = sizeof(yuv_prog) - strlen(yuv_prog); char *prog_pos = &yuv_prog[strlen(yuv_prog)]; int cur_texu = 3; |