mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2025-02-17 11:45:25 +00:00
Code Issues 1 Projects Releases Wiki Activity

[145/906] gen/del the middle texture only one time in the gstglfilterblur

Browse source
This commit is contained in:
Julien Isorce 2008-08-11 15:30:38 +02:00 committed by Matthew Waters
parent fadb69b0aa
commit 26564461f0
1 changed files with 17 additions and 15 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

32
gst/gl/gstglfilterblur.c
View file

@ -39,6 +39,8 @@ struct _GstGLFilterBlur
GstGLFilter filter;
GstGLShader *shader0;
GstGLShader *shader1;
GLuint midtexture;
};
struct _GstGLFilterBlurClass
@ -119,22 +121,22 @@ static void gst_gl_filterblur_hcallback (gint width, gint height, guint texture,
static void gst_gl_filterblur_vcallback (gint width, gint height, guint texture, gpointer stuff);
static void
static void
gst_gl_filterblur_init_resources (GstGLFilter *filter)
{
// GstGLFilterBlur *filterblur = GST_GL_FILTERBLUR (filter);
/* dummy gl call to test if we really are in a gl context */
g_print ("\nStart!!!: %s\n\n", glGetString (GL_VERSION));
}
static void
static void
gst_gl_filterblur_reset_resources (GstGLFilter *filter)
{
// GstGLFilterBlur *filterblur = GST_GL_FILTERBLUR (filter);
/* dummy gl call to test if we really are in a gl context */
g_print ("\nStop!!!: %s\n\n", glGetString (GL_VENDOR));
g_print ("\nStop!!!: %s\n\n", glGetString (GL_VENDOR));
}
static void
@ -166,6 +168,7 @@ gst_gl_filterblur_init (GstGLFilterBlur * filterblur, GstGLFilterBlurClass * kla
{
filterblur->shader0 = NULL;
filterblur->shader1 = NULL;
filterblur->midtexture = 0;
}
static void
@ -178,6 +181,9 @@ gst_gl_filter_filterblur_reset (GstGLFilter* filter)
//blocking call, wait the opengl thread has destroyed the shader
gst_gl_display_del_shader (filter->display, filterblur->shader1);
//blocking call, put the texture in the pool
gst_gl_display_del_texture (filter->display, filterblur->midtexture);
}
static void
@ -211,6 +217,9 @@ gst_gl_filterblur_init_shader (GstGLFilter* filter)
{
GstGLFilterBlur* blur_filter = GST_GL_FILTERBLUR (filter);
//blocking call, generate a texture using the pool
gst_gl_display_gen_texture (filter->display, &blur_filter->midtexture) ;
//blocking call, wait the opengl thread has compiled the shader
gst_gl_display_gen_shader (filter->display, hconv9_fragment_source, &blur_filter->shader0);
@ -252,7 +261,7 @@ change_view (GstGLDisplay *display, gpointer data)
0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 1.0
};
glMatrixMode (GL_MODELVIEW);
glLoadMatrixd (mirrormatrix);
}
@ -261,23 +270,16 @@ static gboolean
gst_gl_filterblur_filter (GstGLFilter* filter, GstGLBuffer* inbuf,
GstGLBuffer* outbuf)
{
gpointer filterblur = GST_GL_FILTERBLUR(filter);
GLuint midtexture = 0;
GstGLFilterBlur* filterblur = GST_GL_FILTERBLUR(filter);
//blocking call, generate a texture using the pool
gst_gl_display_gen_texture (filter->display, &midtexture) ;
gst_gl_filter_render_to_target (filter, inbuf->texture, midtexture,
gst_gl_filter_render_to_target (filter, inbuf->texture, filterblur->midtexture,
gst_gl_filterblur_hcallback, filterblur);
gst_gl_display_thread_add (filter->display, change_view, filterblur);
gst_gl_filter_render_to_target (filter, midtexture, outbuf->texture,
gst_gl_filter_render_to_target (filter, filterblur->midtexture, outbuf->texture,
gst_gl_filterblur_vcallback, filterblur);
//blocking call, put the texture in the pool
gst_gl_display_del_texture (filter->display, midtexture);
return TRUE;
}