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[666/906] sobel: port for non-glew

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This commit is contained in:
Matthew Waters 2013-02-01 18:20:04 +11:00
parent 8bf203f536
commit 3d1aa836bf
1 changed files with 15 additions and 12 deletions
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27
gst/gl/gstglfiltersobel.c
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@ -71,22 +71,23 @@ static void
gst_gl_filtersobel_init_resources (GstGLFilter * filter)
{
GstGLFilterSobel *filtersobel = GST_GL_FILTERSOBEL (filter);
GstGLFuncs *gl = filter->display->gl_vtable;
int i;
for (i = 0; i < 2; i++) {
glGenTextures (1, &filtersobel->midtexture[i]);
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, filtersobel->midtexture[i]);
glTexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA8,
gl->GenTextures (1, &filtersobel->midtexture[i]);
gl->BindTexture (GL_TEXTURE_RECTANGLE_ARB, filtersobel->midtexture[i]);
gl->TexImage2D (GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA8,
GST_VIDEO_INFO_WIDTH (&filter->out_info),
GST_VIDEO_INFO_HEIGHT (&filter->out_info),
0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER,
gl->TexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER,
GL_LINEAR);
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER,
gl->TexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER,
GL_LINEAR);
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S,
gl->TexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S,
GL_CLAMP_TO_EDGE);
glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_T,
gl->TexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_T,
GL_CLAMP_TO_EDGE);
}
}
@ -95,10 +96,11 @@ static void
gst_gl_filtersobel_reset_resources (GstGLFilter * filter)
{
GstGLFilterSobel *filtersobel = GST_GL_FILTERSOBEL (filter);
GstGLFuncs *gl = filter->display->gl_vtable;
int i;
for (i = 0; i < 2; i++) {
glDeleteTextures (1, &filtersobel->midtexture[i]);
gl->DeleteTextures (1, &filtersobel->midtexture[i]);
}
}
@ -239,6 +241,7 @@ gst_gl_filtersobel_length (gint width, gint height, guint texture,
gpointer stuff)
{
GstGLFilter *filter = GST_GL_FILTER (stuff);
GstGLFuncs *gl = filter->display->gl_vtable;
GstGLFilterSobel *filtersobel = GST_GL_FILTERSOBEL (filter);
glMatrixMode (GL_PROJECTION);
@ -246,10 +249,10 @@ gst_gl_filtersobel_length (gint width, gint height, guint texture,
gst_gl_shader_use (filtersobel->len);
glActiveTexture (GL_TEXTURE1);
glEnable (GL_TEXTURE_RECTANGLE_ARB);
glBindTexture (GL_TEXTURE_RECTANGLE_ARB, texture);
glDisable (GL_TEXTURE_RECTANGLE_ARB);
gl->ActiveTexture (GL_TEXTURE1);
gl->Enable (GL_TEXTURE_RECTANGLE_ARB);
gl->BindTexture (GL_TEXTURE_RECTANGLE_ARB, texture);
gl->Disable (GL_TEXTURE_RECTANGLE_ARB);
gst_gl_shader_set_uniform_1i (filtersobel->len, "tex", 1);
gst_gl_shader_set_uniform_1i (filtersobel->len, "invert",