mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-20 07:16:55 +00:00
[165/906] import luma_to_curve effects (Sepia, Heat) from cvs branch with better texture memory handling (teximage curves only once). Sepia curve still needs some love.
This commit is contained in:
Filippo Argiolas
Matthew Waters
parent
c5bd6fdbc5
commit
e009d7b400
7 changed files with 334 additions and 0 deletions
|
|
@ -29,10 +29,12 @@ libgstopengl_la_SOURCES = \
|
||||||
gstgleffects.h \
|
gstgleffects.h \
|
||||||
effects/gstgleffectssources.c \
|
effects/gstgleffectssources.c \
|
||||||
effects/gstgleffectssources.h \
|
effects/gstgleffectssources.h \
|
||||||
|
effects/gstgleffectscurves.h \
|
||||||
effects/gstgleffectidentity.c \
|
effects/gstgleffectidentity.c \
|
||||||
effects/gstgleffectmirror.c \
|
effects/gstgleffectmirror.c \
|
||||||
effects/gstgleffectsqueeze.c \
|
effects/gstgleffectsqueeze.c \
|
||||||
effects/gstgleffectstretch.c \
|
effects/gstgleffectstretch.c \
|
||||||
|
effects/gstgleffectlumatocurve.c \
|
||||||
effects/gstgleffectglow.c
|
effects/gstgleffectglow.c
|
||||||
|
|
||||||
|
|
||||||
|
|
|
||||||
107
gst/gl/effects/gstgleffectlumatocurve.c
Normal file
107
gst/gl/effects/gstgleffectlumatocurve.c
Normal file
|
|
@ -0,0 +1,107 @@
|
||||||
|
/*
|
||||||
|
* GStreamer
|
||||||
|
* Copyright (C) 2008 Filippo Argiolas <filippo.argiolas@gmail.com>
|
||||||
|
*
|
||||||
|
* This library is free software; you can redistribute it and/or
|
||||||
|
* modify it under the terms of the GNU Library General Public
|
||||||
|
* License as published by the Free Software Foundation; either
|
||||||
|
* version 2 of the License, or (at your option) any later version.
|
||||||
|
*
|
||||||
|
* This library is distributed in the hope that it will be useful,
|
||||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||||
|
* Library General Public License for more details.
|
||||||
|
*
|
||||||
|
* You should have received a copy of the GNU Library General Public
|
||||||
|
* License along with this library; if not, write to the
|
||||||
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||||
|
* Boston, MA 02111-1307, USA.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <gstgleffects.h>
|
||||||
|
#include <gstgleffectscurves.h>
|
||||||
|
|
||||||
|
static void gst_gl_effects_luma_to_curve (GstGLEffects *effects,
|
||||||
|
GstGLEffectsCurve curve,
|
||||||
|
gint curve_index,
|
||||||
|
gint width, gint height,
|
||||||
|
GLuint texture)
|
||||||
|
{
|
||||||
|
GstGLShader *shader;
|
||||||
|
|
||||||
|
shader = g_hash_table_lookup (effects->shaderstable, "lumamap0");
|
||||||
|
|
||||||
|
if (!shader) {
|
||||||
|
shader = gst_gl_shader_new ();
|
||||||
|
g_hash_table_insert (effects->shaderstable, "lumamap0", shader);
|
||||||
|
}
|
||||||
|
|
||||||
|
g_return_if_fail (
|
||||||
|
gst_gl_shader_compile_and_check (shader, luma_to_curve_fragment_source,
|
||||||
|
GST_GL_SHADER_FRAGMENT_SOURCE));
|
||||||
|
|
||||||
|
glMatrixMode (GL_PROJECTION);
|
||||||
|
glLoadIdentity ();
|
||||||
|
|
||||||
|
gst_gl_shader_use (shader);
|
||||||
|
|
||||||
|
if (effects->curve[curve_index] == 0) {
|
||||||
|
/* this parameters are needed to have a right, predictable, mapping */
|
||||||
|
glGenTextures(1, &effects->curve[curve_index]);
|
||||||
|
glEnable(GL_TEXTURE_1D);
|
||||||
|
glBindTexture (GL_TEXTURE_1D, effects->curve[curve_index]);
|
||||||
|
glTexParameteri(GL_TEXTURE_1D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
|
||||||
|
glTexParameteri(GL_TEXTURE_1D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
|
||||||
|
glTexParameteri (GL_TEXTURE_1D, GL_TEXTURE_WRAP_S, GL_CLAMP);
|
||||||
|
glTexParameteri (GL_TEXTURE_1D, GL_TEXTURE_WRAP_T, GL_CLAMP);
|
||||||
|
|
||||||
|
glTexImage1D(GL_TEXTURE_1D, 0, curve.bytes_per_pixel,
|
||||||
|
curve.width, 0,
|
||||||
|
GL_RGB, GL_UNSIGNED_BYTE,
|
||||||
|
curve.pixel_data);
|
||||||
|
|
||||||
|
glDisable(GL_TEXTURE_1D);
|
||||||
|
}
|
||||||
|
|
||||||
|
glActiveTexture (GL_TEXTURE5);
|
||||||
|
glEnable (GL_TEXTURE_1D);
|
||||||
|
glBindTexture (GL_TEXTURE_1D, effects->curve[curve_index]);
|
||||||
|
|
||||||
|
gst_gl_shader_set_uniform_1i (shader, "curve", 5);
|
||||||
|
|
||||||
|
glDisable (GL_TEXTURE_1D);
|
||||||
|
|
||||||
|
gst_gl_effects_draw_texture (effects, texture);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void gst_gl_effects_heat_callback (gint width, gint height, guint texture, gpointer data)
|
||||||
|
{
|
||||||
|
GstGLEffects* effects = GST_GL_EFFECTS (data);
|
||||||
|
|
||||||
|
gst_gl_effects_luma_to_curve (effects, heat_curve, GST_GL_EFFECTS_CURVE_HEAT,
|
||||||
|
width, height, texture);
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
gst_gl_effects_heat (GstGLEffects *effects) {
|
||||||
|
GstGLFilter *filter = GST_GL_FILTER (effects);
|
||||||
|
|
||||||
|
gst_gl_filter_render_to_target (filter, effects->intexture, effects->outtexture,
|
||||||
|
gst_gl_effects_heat_callback, effects);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void gst_gl_effects_sepia_callback (gint width, gint height, guint texture, gpointer data)
|
||||||
|
{
|
||||||
|
GstGLEffects* effects = GST_GL_EFFECTS (data);
|
||||||
|
|
||||||
|
gst_gl_effects_luma_to_curve (effects, sepia_curve, GST_GL_EFFECTS_CURVE_SEPIA,
|
||||||
|
width, height, texture);
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
gst_gl_effects_sepia (GstGLEffects *effects) {
|
||||||
|
GstGLFilter *filter = GST_GL_FILTER (effects);
|
||||||
|
|
||||||
|
gst_gl_filter_render_to_target (filter, effects->intexture, effects->outtexture,
|
||||||
|
gst_gl_effects_sepia_callback, effects);
|
||||||
|
}
|
||||||
182
gst/gl/effects/gstgleffectscurves.h
Normal file
182
gst/gl/effects/gstgleffectscurves.h
Normal file
|
|
@ -0,0 +1,182 @@
|
||||||
|
/*
|
||||||
|
* GStreamer
|
||||||
|
* Copyright (C) 2008 Filippo Argiolas <filippo.argiolas@gmail.com>
|
||||||
|
*
|
||||||
|
* This library is free software; you can redistribute it and/or
|
||||||
|
* modify it under the terms of the GNU Library General Public
|
||||||
|
* License as published by the Free Software Foundation; either
|
||||||
|
* version 2 of the License, or (at your option) any later version.
|
||||||
|
*
|
||||||
|
* This library is distributed in the hope that it will be useful,
|
||||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||||
|
* Library General Public License for more details.
|
||||||
|
*
|
||||||
|
* You should have received a copy of the GNU Library General Public
|
||||||
|
* License along with this library; if not, write to the
|
||||||
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||||
|
* Boston, MA 02111-1307, USA.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef __GST_GL_EFFECTS_TEXTURES__
|
||||||
|
#define __GST_GL_EFFECTS_TEXTURES__
|
||||||
|
|
||||||
|
|
||||||
|
struct _GstGLEffectsCurve {
|
||||||
|
guint width;
|
||||||
|
guint height;
|
||||||
|
guint bytes_per_pixel; /* 3:RGB */
|
||||||
|
guint8 pixel_data[256 * 1 * 3 + 1];
|
||||||
|
};
|
||||||
|
|
||||||
|
typedef struct _GstGLEffectsCurve GstGLEffectsCurve;
|
||||||
|
|
||||||
|
/* CURVE for the cross processing effect */
|
||||||
|
static const GstGLEffectsCurve cross_curve = {
|
||||||
|
256, 1, 3,
|
||||||
|
"\0\0\1\0\1\1\0\1\2\0\1\2\0\1\2\0\1\2\0\1\3\0\2\3\0\2\4\0\2\4\0\2\5\0\2\6"
|
||||||
|
"\0\3\6\0\3\6\0\3\7\0\3\10\0\4\10\0\4\11\0\4\12\0\4\12\1\4\13\1\5\14\1\5\15"
|
||||||
|
"\1\5\15\1\5\16\1\5\17\1\6\17\1\6\20\1\7\21\1\7\23\2\10\23\2\10\24\2\10\24"
|
||||||
|
"\2\11\26\2\11\27\2\11\30\3\11\31\3\12\31\3\13\32\3\13\33\4\13\34\4\14\35"
|
||||||
|
"\4\14\36\4\15\37\5\15\40\5\15\"\6\16#\6\17#\6\20$\7\20%\7\20%\10\21&\10\22"
|
||||||
|
"'\10\22)\11\24*\11\24*\12\24+\12\26.\13\26.\14\27.\14\30/\15\31""1\15\31"
|
||||||
|
"""2\16\32""3\16\33""3\20\33""5\20\35""6\20\36""7\22\37""7\23\"9\23#9\24$"
|
||||||
|
":\25$<\27&<\27'=\31'?\31)?\32*@\35+B\35-C\36.C\37""1E\"2F#3H$5H&6I'7I)7K"
|
||||||
|
"+:M-<N-<N1@N1BQ2BQ6CQ6EU7HU<IU=IV@NX@NXBQZCS[FU[HU]IV_MZ_N[_Q]`S_bU`dXbe"
|
||||||
|
"Zbe]gg]ig`ji`jjdljenlgpljqnpwppwpqxqszqw|sx}u|\201u}\203w\177\204x\177\206"
|
||||||
|
"x\204\210x\204\212z\212\213|\212\217}\217\221}\221\222}\222\224\177\226\224"
|
||||||
|
"\201\226\226\203\230\233\203\235\235\204\236\235\204\236\236\210\244\242"
|
||||||
|
"\210\244\242\210\245\244\212\251\245\213\252\251\213\254\252\215\257\254"
|
||||||
|
"\215\261\256\217\261\257\221\266\261\221\267\261\222\273\264\224\273\267"
|
||||||
|
"\224\274\267\224\276\273\230\301\273\230\302\274\231\304\276\231\307\302"
|
||||||
|
"\233\312\302\235\312\304\235\314\306\236\316\307\240\320\311\240\321\314"
|
||||||
|
"\242\324\315\242\325\316\244\327\320\245\332\321\245\333\321\245\334\323"
|
||||||
|
"\251\335\325\251\335\330\252\341\332\254\341\332\256\344\334\256\346\334"
|
||||||
|
"\256\347\337\257\347\340\261\350\340\263\351\342\263\352\344\264\354\345"
|
||||||
|
"\266\355\346\266\356\347\267\357\350\271\360\351\273\361\352\273\362\352"
|
||||||
|
"\274\362\355\276\364\356\277\364\357\277\365\360\277\365\360\302\366\361"
|
||||||
|
"\302\367\361\304\370\363\304\370\363\307\370\364\307\371\364\311\371\366"
|
||||||
|
"\312\372\367\312\372\367\314\372\367\316\373\370\316\373\370\320\373\371"
|
||||||
|
|
||||||
|
"\320\374\371\321\374\372\323\374\372\324\375\372\325\375\372\325\375\373"
|
||||||
|
"\327\375\373\330\375\374\332\375\374\333\375\375\334\376\375\334\376\375"
|
||||||
|
"\335\376\375\337\376\375\337\376\375\340\376\376\342\376\376\344\376\376"
|
||||||
|
"\344\376\376\345\376\376\346\376\376\347\376\376\350\377\376\351\377\377"
|
||||||
|
"\353\377\377\354\377\377\356\377\377\357\377\377\361\377\377\361\377\377"
|
||||||
|
"\361\377\377\364\377\377\365\377\377\366\377\377\367\377\377\367\377\377"
|
||||||
|
"\371\377\377\371\377\377\372\377\377\373\377\377\373\377\377\374\377\377"
|
||||||
|
"\375\377\377\375\377\377\375\377\377\376",
|
||||||
|
};
|
||||||
|
|
||||||
|
/* CURVE for the heat signature effect */
|
||||||
|
static const GstGLEffectsCurve heat_curve = {
|
||||||
|
256, 1, 3,
|
||||||
|
"\0\0\0\0\0\0\0\1\0\0\1\0\0\1\1\0\2\1\0\2\1\1\2\1\1\2\2\1\2\2\1\3\2\1\3\3"
|
||||||
|
"\1\3\3\1\4\3\1\4\4\1\5\4\1\5\5\2\5\6\2\6\6\2\6\7\2\6\7\2\7\7\2\7\11\2\10"
|
||||||
|
"\11\2\10\12\3\11\13\3\11\13\3\11\14\3\12\15\3\12\17\3\13\17\3\14\20\3\14"
|
||||||
|
"\22\4\15\23\4\16\24\4\16\26\4\16\27\4\17\31\4\20\34\4\21\34\5\21\40\5\22"
|
||||||
|
"\40\5\22$\5\23$\5\25&\6\25(\6\26-\6\26-\6\27""0\6\31""2\7\31""5\7\32;\7\34"
|
||||||
|
";\7\34?\10\35C\10\36G\10\37L\10\40V\11!V\11\"[\11$a\11&l\12&l\12'r\12(~\13"
|
||||||
|
"*~\13,\204\14,\213\14.\221\14/\227\14""1\236\15""2\244\15""4\252\15""5\260"
|
||||||
|
"\16""7\267\16""8\275\17:\302\17;\310\17=\323\20?\323\21@\330\21D\335\21D"
|
||||||
|
"\342\22E\346\22I\353\23I\356\23K\362\24M\365\24N\370\25P\372\26R\374\26T"
|
||||||
|
"\376\26V\377\27X\377\27Z\377\30\\\376\31`\376\31`\375\32b\373\32d\371\33"
|
||||||
|
"f\366\34j\363\34j\360\35l\354\36n\350\36r\344\37r\337\40t\333\40w\326!y\321"
|
||||||
|
"\"|\314#~\307$\201\301$\204\267%\207\267&\212\261'\214\254(\217\247(\222"
|
||||||
|
"\241)\226\234*\231\227+\234\222,\237\216-\242\211.\245\205/\251\2010\254"
|
||||||
|
"}1\257z2\262w3\266t4\271p5\274m6\277j7\302f8\305c9\310`:\314\\;\317Y<\321"
|
||||||
|
"V>\324S?\327P@\332LA\335IB\337FC\342CE\344@F\347=G\351;I\3538I\3558M\357"
|
||||||
|
"3P\3610S\363.V\365+Y\366)\\\370'`\371%d\372#g\373\"l\374\40p\374\37t\374"
|
||||||
|
"\35t\375\34}\376\33\202\376\32\202\375\31\213\375\30\220\375\27\225\375\27"
|
||||||
|
"\232\373\26\237\372\25\244\371\24\251\370\23\256\367\23\262\367\22\267\364"
|
||||||
|
"\21\274\362\20\300\361\20\305\357\17\311\355\16\311\353\16\322\351\15\326"
|
||||||
|
"\346\15\332\346\14\336\344\14\341\337\13\341\335\13\350\332\12\353\330\11"
|
||||||
|
"\356\330\11\360\322\10\362\320\10\364\320\10\364\312\7\366\307\7\366\304"
|
||||||
|
"\7\367\302\6\367\277\6\370\274\5\367\271\5\367\271\5\367\263\4\365\260\4"
|
||||||
|
"\364\255\4\363\253\3\362\250\3\361\245\3\360\242\3\357\240\3\357\235\2\355"
|
||||||
|
"\232\2\355\227\2\354\225\2\353\221\1\353\216\1\353\216\1\353\213\1\353\204"
|
||||||
|
"\1\353\201\1\354}\1\354y\0\354v\0\355r\0\355n\0\355j\0\356f\0\356b\0\357"
|
||||||
|
"_\0\357[\0\357W\0\357S\0\360O\0\360O\0\361K\0\361C\0\362@\0\363<\0\3638\0"
|
||||||
|
"\3648\0\3641\0\365.\0\366+\0\366'\0\367'\0\370!\0\370\36\0\370\33\0\371\30"
|
||||||
|
"\0\371\26\0\373\26\0\373\23\0\374\15\0\374\13\0\375\10\0\375\5\0\376\3\0",
|
||||||
|
};
|
||||||
|
|
||||||
|
static const GstGLEffectsCurve sepia_curve = {
|
||||||
|
256, 1, 3,
|
||||||
|
"\0\0\0\0\0\0\1\2\1\2\3\2\3\3\3\4\5\3\6\6\5\7\6\5\7\7\6\12\10\7\12\12\7\13"
|
||||||
|
"\12\10\15\13\11\15\14\12\16\14\13\21\16\14\21\17\14\21\20\16\23\21\16\24"
|
||||||
|
"\21\20\27\22\21\27\24\21\27\25\22\30\27\22\33\27\24\34\30\25\35\30\25\36"
|
||||||
|
"\32\26\37\33\27\37\34\30\40\35\30!\36\31#\36\32%!\33%\"\34&#\35'#\36($\36"
|
||||||
|
"*%\40*'\40+'\",'\".($.)$0,%1,&2.'3.'4/(51)61*82,94,:4-;5.<6/=70>82@92A:2"
|
||||||
|
"C;3C=5E=5F>6G?8J@8JB9LB:LC;ME<NF<OG=RH>SI?TJ@UKAVLAWMBXNEZOE]PF]SG^SG`TH"
|
||||||
|
"`VIaVJbWJdXKfYLhZMi[Ni]Nj^Ok_Pl`RmaSpcSqcTrdUsfVtgVuhWvhXwiYxjYzlZ{l[|m]"
|
||||||
|
"~n^\177p_\200q_\201r`\202sa\204tc\205uc\206vd\207wf\210xf\211zg\212{h\213"
|
||||||
|
"|i\214}j\216~k\217\177l\220\200m\221\201n\222\202p\223\204q\224\205r\225"
|
||||||
|
"\206s\226\207t\230\210u\231\211v\232\212w\233\213x\234\214z\235\216{\236"
|
||||||
|
"\217|\240\217}\241\220~\242\221\177\243\222\200\244\223\201\245\224\202\246"
|
||||||
|
"\225\204\247\226\205\251\230\206\252\231\207\253\232\211\253\233\211\254"
|
||||||
|
"\234\213\255\235\214\256\236\216\257\240\217\261\241\220\262\242\221\263"
|
||||||
|
"\243\222\264\244\223\265\245\224\266\246\225\266\247\226\267\247\230\267"
|
||||||
|
"\252\231\272\253\232\273\253\233\273\254\234\275\255\236\276\256\240\277"
|
||||||
|
"\256\241\277\261\242\300\262\243\301\263\244\303\264\245\304\265\246\305"
|
||||||
|
"\265\247\306\267\251\306\270\252\307\272\253\310\273\254\311\274\256\311"
|
||||||
|
"\275\257\313\276\261\315\277\262\315\277\263\316\300\263\317\303\265\317"
|
||||||
|
"\304\265\321\304\267\322\305\270\322\305\270\323\307\273\324\310\275\325"
|
||||||
|
"\310\276\325\312\277\326\313\300\326\315\300\331\316\303\331\317\304\332"
|
||||||
|
"\320\305\334\321\306\334\321\307\334\323\311\336\324\312\337\325\312\340"
|
||||||
|
"\326\315\340\330\316\341\331\317\342\332\320\343\332\320\343\333\322\344"
|
||||||
|
"\334\324\346\335\325\347\336\326\350\337\330\351\340\331\351\340\332\352"
|
||||||
|
"\341\333\353\343\334\353\344\335\354\346\335\355\347\340\355\350\341\357"
|
||||||
|
"\351\342\360\352\343\360\353\344\361\354\346\361\355\346\363\356\350\363"
|
||||||
|
"\356\350\363\357\353\364\360\353\366\361\355\366\361\356\367\362\357\367"
|
||||||
|
"\364\360\370\365\361\371\366\361\371\367\364\372\367\364\372\370\366\372"
|
||||||
|
"\371\367\373\372\370\373\372\370\374\372\371\374\373\371\375\374\373\375"
|
||||||
|
"\374\373\375\374\374\375\375\374\376\375\375\376\375\375\376\376\375\376"
|
||||||
|
"\376\376\377\376\376\377\377\377\377\377\377",
|
||||||
|
};
|
||||||
|
|
||||||
|
#if 0
|
||||||
|
|
||||||
|
static const struct {
|
||||||
|
guint width;
|
||||||
|
guint height;
|
||||||
|
guint bytes_per_pixel; /* 3:RGB, 4:RGBA */
|
||||||
|
guint8 pixel_data[256 * 1 * 3 + 1];
|
||||||
|
} cross_curve = {
|
||||||
|
256, 1, 3,
|
||||||
|
"\0\0\31\0\0\31\0\1\32\0\2\33\0\2\34\0\3\34\0\3\36\0\3\36\0\4\37\0\5\37\0"
|
||||||
|
"\6\37\0\6\40\0\7!\0\7\"\0\10\"\0\11#\0\11$\0\12%\0\13%\0\14'\0\14(\0\15("
|
||||||
|
"\0\15)\1\17)\1\17*\1\20+\1\20+\1\21,\1\22,\1\22.\1\22.\1\23/\1\24""0\2\26"
|
||||||
|
"""0\2\27""1\2\30""2\2\30""3\2\30""4\2\30""5\2\32""5\2\32""7\2\33""7\3\34"
|
||||||
|
"""8\3\35""8\3\37""9\3\37:\3\40;\4\40;\4!<\4#=\5#>\5$?\5&?\6&@\6'A\7(B\7)"
|
||||||
|
"C\7)D\7*D\7+F\10,G\10/H\11/H\12""0I\12""1K\13""2K\13""4K\15""4M\15""6N\15"
|
||||||
|
"""7O\15""8P\16""9P\16;Q\17<S\20=T\21>U\21@U\22AV\22BY\23DY\25FZ\25HZ\26H"
|
||||||
|
"[\30J]\30N^\30N_\31O_\32P`\33Sb\35Tc\36Ud\36Xd\37Ye\40[g!]h#^i$bi%bj'dl("
|
||||||
|
"em)gm*jn,jo-mq/nr1rr2rs4tt6uu7ww9yw;zx=}y?~{@\200{B\201{D\203}G\204~I\206"
|
||||||
|
"\177K\207\177N\212\200P\213\201S\214\202U\216\203X\217\203Z\221\204]\222"
|
||||||
|
"\205_\224\206b\225\207d\227\207g\230\211i\232\212l\233\213n\234\214q\236"
|
||||||
|
"\214s\237\215w\241\216y\242\217{\244\220~\245\220\200\246\221\202\250\222"
|
||||||
|
"\204\251\223\206\253\223\211\254\224\214\255\225\216\257\226\220\260\227"
|
||||||
|
"\222\261\227\222\262\227\226\263\231\230\265\232\232\266\233\234\267\233"
|
||||||
|
"\236\271\234\240\272\235\242\273\236\245\275\237\247\276\237\251\277\240"
|
||||||
|
"\253\300\241\255\300\242\255\303\243\260\304\243\261\305\244\261\307\245"
|
||||||
|
"\265\310\246\267\311\246\271\311\247\273\313\250\275\314\251\276\315\252"
|
||||||
|
"\300\316\252\302\317\253\304\317\254\306\321\255\307\323\256\311\324\256"
|
||||||
|
"\313\325\257\314\326\260\314\327\261\317\330\261\321\331\261\323\331\262"
|
||||||
|
"\324\332\262\326\334\264\326\335\264\332\335\265\333\336\266\335\336\266"
|
||||||
|
"\336\340\270\337\341\271\341\341\271\341\342\272\344\343\273\344\344\273"
|
||||||
|
"\350\345\274\350\345\275\351\346\276\354\347\277\355\347\300\355\350\300"
|
||||||
|
"\360\351\301\361\352\301\363\353\303\364\353\304\365\354\304\367\354\305"
|
||||||
|
"\370\354\305\370\355\307\371\355\310\373\356\310\374\356\311\375\357\312"
|
||||||
|
"\376\360\313\377\360\314\377\360\314\377\361\314\377\362\315\377\362\315"
|
||||||
|
"\377\363\316\377\363\317\377\364\320\377\364\321\377\365\322\377\365\322"
|
||||||
|
"\377\365\322\377\366\324\377\366\324\377\367\326\377\367\326\377\367\327"
|
||||||
|
"\377\367\330\377\370\331\377\371\332\377\371\332\377\371\332\377\371\334"
|
||||||
|
"\377\371\334\377\371\335\377\372\335\377\372\336\377\373\337\377\373\340"
|
||||||
|
"\377\373\340\377\374\341\377\374\342\377\374\343\377\374\344\377\374\344"
|
||||||
|
"\377\375\344\377\375\345\377\376\347\377\376\350\377\376\350\377\377\351",
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
@ -143,3 +143,16 @@ const gchar *sum_fragment_source =
|
||||||
" vec4 blendcolor = texture2DRect (blend, gl_TexCoord[0].st);"
|
" vec4 blendcolor = texture2DRect (blend, gl_TexCoord[0].st);"
|
||||||
" gl_FragColor = alpha * basecolor + beta * blendcolor;"
|
" gl_FragColor = alpha * basecolor + beta * blendcolor;"
|
||||||
"}";
|
"}";
|
||||||
|
|
||||||
|
const gchar *luma_to_curve_fragment_source =
|
||||||
|
"#extension GL_ARB_texture_rectangle : enable\n"
|
||||||
|
"uniform sampler2DRect tex;"
|
||||||
|
"uniform sampler1D curve;"
|
||||||
|
"void main () {"
|
||||||
|
" vec2 texturecoord = gl_TexCoord[0].st;"
|
||||||
|
" vec4 color = texture2DRect (tex, texturecoord);"
|
||||||
|
" float luma = dot(color.rgb, vec3(0.2125, 0.7154, 0.0721));"
|
||||||
|
" vec4 outcolor;"
|
||||||
|
" color = texture1D(curve, luma);"
|
||||||
|
" gl_FragColor = color;"
|
||||||
|
"}";
|
||||||
|
|
|
||||||
|
|
@ -30,5 +30,6 @@ const gchar *luma_threshold_fragment_source;
|
||||||
const gchar *hconv9_fragment_source;
|
const gchar *hconv9_fragment_source;
|
||||||
const gchar *vconv9_fragment_source;
|
const gchar *vconv9_fragment_source;
|
||||||
const gchar *sum_fragment_source;
|
const gchar *sum_fragment_source;
|
||||||
|
const gchar *luma_to_curve_fragment_source;
|
||||||
|
|
||||||
#endif /* __GST_GL_EFFECTS_SOURCES_H__ */
|
#endif /* __GST_GL_EFFECTS_SOURCES_H__ */
|
||||||
|
|
|
||||||
|
|
@ -59,6 +59,8 @@ typedef enum {
|
||||||
GST_GL_EFFECT_MIRROR,
|
GST_GL_EFFECT_MIRROR,
|
||||||
GST_GL_EFFECT_SQUEEZE,
|
GST_GL_EFFECT_SQUEEZE,
|
||||||
GST_GL_EFFECT_STRETCH,
|
GST_GL_EFFECT_STRETCH,
|
||||||
|
GST_GL_EFFECT_HEAT,
|
||||||
|
GST_GL_EFFECT_SEPIA,
|
||||||
GST_GL_EFFECT_GLOW,
|
GST_GL_EFFECT_GLOW,
|
||||||
GST_GL_N_EFFECTS
|
GST_GL_N_EFFECTS
|
||||||
} GstGLEffectsEffect;
|
} GstGLEffectsEffect;
|
||||||
|
|
@ -73,6 +75,8 @@ gst_gl_effects_effect_get_type (void)
|
||||||
{ GST_GL_EFFECT_MIRROR, "Mirror Effect", "mirror" },
|
{ GST_GL_EFFECT_MIRROR, "Mirror Effect", "mirror" },
|
||||||
{ GST_GL_EFFECT_SQUEEZE, "Squeeze Effect", "squeeze" },
|
{ GST_GL_EFFECT_SQUEEZE, "Squeeze Effect", "squeeze" },
|
||||||
{ GST_GL_EFFECT_STRETCH, "Stretch Effect", "stretch" },
|
{ GST_GL_EFFECT_STRETCH, "Stretch Effect", "stretch" },
|
||||||
|
{ GST_GL_EFFECT_HEAT, "Heat Signature Effect", "heat" },
|
||||||
|
{ GST_GL_EFFECT_SEPIA, "Sepia Toning Effect", "sepia" },
|
||||||
{ GST_GL_EFFECT_GLOW, "Glow Lighting Effect", "glow" },
|
{ GST_GL_EFFECT_GLOW, "Glow Lighting Effect", "glow" },
|
||||||
{ 0, NULL, NULL }
|
{ 0, NULL, NULL }
|
||||||
};
|
};
|
||||||
|
|
@ -100,6 +104,12 @@ gst_gl_effects_set_effect (GstGLEffects *effects, gint effect_type) {
|
||||||
case GST_GL_EFFECT_STRETCH:
|
case GST_GL_EFFECT_STRETCH:
|
||||||
effects->effect = (GstGLEffectProcessFunc) gst_gl_effects_stretch;
|
effects->effect = (GstGLEffectProcessFunc) gst_gl_effects_stretch;
|
||||||
break;
|
break;
|
||||||
|
case GST_GL_EFFECT_HEAT:
|
||||||
|
effects->effect = (GstGLEffectProcessFunc) gst_gl_effects_heat;
|
||||||
|
break;
|
||||||
|
case GST_GL_EFFECT_SEPIA:
|
||||||
|
effects->effect = (GstGLEffectProcessFunc) gst_gl_effects_sepia;
|
||||||
|
break;
|
||||||
case GST_GL_EFFECT_GLOW:
|
case GST_GL_EFFECT_GLOW:
|
||||||
effects->effect = (GstGLEffectProcessFunc) gst_gl_effects_glow;
|
effects->effect = (GstGLEffectProcessFunc) gst_gl_effects_glow;
|
||||||
break;
|
break;
|
||||||
|
|
@ -139,6 +149,10 @@ gst_gl_effects_reset_gl_resources (GstGLFilter *filter)
|
||||||
glDeleteTextures (1, &effects->midtexture[i]);
|
glDeleteTextures (1, &effects->midtexture[i]);
|
||||||
effects->midtexture[i] = 0;
|
effects->midtexture[i] = 0;
|
||||||
}
|
}
|
||||||
|
for (i=0; i<GST_GL_EFFECTS_N_CURVES; i++) {
|
||||||
|
glDeleteTextures (1, &effects->curve[i]);
|
||||||
|
effects->curve[i] = 0;
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
static void
|
static void
|
||||||
|
|
@ -217,10 +231,15 @@ gst_gl_effects_draw_texture (GstGLEffects * effects, GLuint tex)
|
||||||
static void
|
static void
|
||||||
gst_gl_effects_init (GstGLEffects * effects, GstGLEffectsClass * klass)
|
gst_gl_effects_init (GstGLEffects * effects, GstGLEffectsClass * klass)
|
||||||
{
|
{
|
||||||
|
gint i;
|
||||||
effects->shaderstable = g_hash_table_new_full (g_str_hash,
|
effects->shaderstable = g_hash_table_new_full (g_str_hash,
|
||||||
g_str_equal,
|
g_str_equal,
|
||||||
NULL,
|
NULL,
|
||||||
g_object_unref);
|
g_object_unref);
|
||||||
|
for (i=0; i<GST_GL_EFFECTS_N_CURVES; i++) {
|
||||||
|
effects->curve[i] = 0;
|
||||||
|
}
|
||||||
|
|
||||||
effects->effect = gst_gl_effects_identity;
|
effects->effect = gst_gl_effects_identity;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -45,6 +45,12 @@ typedef void (* GstGLEffectProcessFunc) (GstGLEffects *effects);
|
||||||
|
|
||||||
#define NEEDED_TEXTURES 4
|
#define NEEDED_TEXTURES 4
|
||||||
|
|
||||||
|
enum {
|
||||||
|
GST_GL_EFFECTS_CURVE_HEAT,
|
||||||
|
GST_GL_EFFECTS_CURVE_SEPIA,
|
||||||
|
GST_GL_EFFECTS_N_CURVES
|
||||||
|
};
|
||||||
|
|
||||||
struct _GstGLEffects
|
struct _GstGLEffects
|
||||||
{
|
{
|
||||||
GstGLFilter filter;
|
GstGLFilter filter;
|
||||||
|
|
@ -56,6 +62,8 @@ struct _GstGLEffects
|
||||||
GLuint midtexture[NEEDED_TEXTURES];
|
GLuint midtexture[NEEDED_TEXTURES];
|
||||||
GLuint outtexture;
|
GLuint outtexture;
|
||||||
|
|
||||||
|
GLuint curve[GST_GL_EFFECTS_N_CURVES];
|
||||||
|
|
||||||
GHashTable *shaderstable;
|
GHashTable *shaderstable;
|
||||||
};
|
};
|
||||||
|
|
||||||
|
|
@ -79,6 +87,8 @@ void gst_gl_effects_identity (GstGLEffects *effects);
|
||||||
void gst_gl_effects_mirror (GstGLEffects *effects);
|
void gst_gl_effects_mirror (GstGLEffects *effects);
|
||||||
void gst_gl_effects_squeeze (GstGLEffects *effects);
|
void gst_gl_effects_squeeze (GstGLEffects *effects);
|
||||||
void gst_gl_effects_stretch (GstGLEffects *effects);
|
void gst_gl_effects_stretch (GstGLEffects *effects);
|
||||||
|
void gst_gl_effects_heat (GstGLEffects *effects);
|
||||||
|
void gst_gl_effects_sepia (GstGLEffects *effects);
|
||||||
void gst_gl_effects_glow (GstGLEffects *effects);
|
void gst_gl_effects_glow (GstGLEffects *effects);
|
||||||
|
|
||||||
G_END_DECLS
|
G_END_DECLS
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue