Document nearest-neighbor scaling for vo_gl.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@37194 b3059339-0415-0410-9bf9-f77b7e298cf2
sherpya · May 10, 2014 · a199fe1 · a199fe1
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diff --git a/DOCS/man/en/mplayer.1 b/DOCS/man/en/mplayer.1
@@ -4358,6 +4358,8 @@ Might be faster on some cards.
 Use experimental unsharp masking with 3x3 support and a default strength of 0.5 (see filter-strength).
 .IPs 5
 Use experimental unsharp masking with 5x5 support and a default strength of 0.5 (see filter-strength).
+.IPs 64
+Use nearest-neighbor scaling.
 .RE
 .IPs cscale=<n>
 Select the scaling function to use for chrominance scaling.

diff --git a/libvo/vo_gl.c b/libvo/vo_gl.c
@@ -1314,6 +1314,7 @@ static int preinit_internal(const char *arg, int allow_sw)
               "    3: as 1 but without using a lookup texture.\n"
               "    4: experimental unsharp masking (sharpening).\n"
               "    5: experimental unsharp masking (sharpening) with larger radius.\n"
+              "   64: nearest neighbor scaling.\n"
               "  cscale=<n>\n"
               "    as lscale but for chroma (2x slower with little visible effect).\n"
               "  filter-strength=<value>\n"