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[902/906] context: implement glGetStringi handling for GL core contexts/GLES3
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parent
c3146c0d48
commit
ea0c6b3f70
2 changed files with 36 additions and 3 deletions
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@ -163,3 +163,12 @@ GST_GL_EXT_FUNCTION (void, ColorMaterial,
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GST_GL_EXT_FUNCTION (void, ShadeModel,
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(GLenum value))
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GST_GL_EXT_END ()
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GST_GL_EXT_BEGIN (gl3,
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3, 1,
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GST_GL_API_GLES3, /* not in GLES */
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"\0",
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"\0")
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GST_GL_EXT_FUNCTION (const GLubyte*, GetStringi,
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(GLenum name, GLint index))
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GST_GL_EXT_END ()
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@ -652,6 +652,22 @@ _unlock_create_thread (GstGLContext * context)
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g_mutex_unlock (&context->priv->render_lock);
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}
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static gchar *
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_build_extension_string (GstGLContext * context)
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{
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const GstGLFuncs *gl = context->gl_vtable;
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GString *exts = g_string_sized_new (1024);
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int i, n;
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gl->GetIntegerv (GL_NUM_EXTENSIONS, &n);
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for (i = 0; i < n; i++) {
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g_string_append_printf (exts, "%s ", gl->GetStringi (GL_EXTENSIONS, i));
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}
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return exts->str;
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}
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//gboolean
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//gst_gl_context_create (GstGLContext * context, GstGLContext * other_context, GError ** error)
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static gpointer
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@ -667,7 +683,7 @@ gst_gl_context_create_thread (GstGLContext * context)
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gchar *api_string;
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gchar *compiled_api_s;
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gchar *user_api_string;
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const gchar *user_choice;
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const gchar *user_choice, *extensions;
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GError **error;
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GstGLContext *other_context;
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@ -757,6 +773,8 @@ gst_gl_context_create_thread (GstGLContext * context)
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gl->GetError = gst_gl_context_get_proc_address (context, "glGetError");
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gl->GetString = gst_gl_context_get_proc_address (context, "glGetString");
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gl->GetStringi = gst_gl_context_get_proc_address (context, "glGetStringi");
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gl->GetIntegerv = gst_gl_context_get_proc_address (context, "glGetIntegerv");
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if (!gl->GetError || !gl->GetString) {
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g_set_error (error, GST_GL_CONTEXT_ERROR, GST_GL_CONTEXT_ERROR_FAILED,
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@ -773,8 +791,14 @@ gst_gl_context_create_thread (GstGLContext * context)
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if (!ret)
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goto failure;
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_gst_gl_feature_check_ext_functions (context, gl_major, gl_minor,
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(const gchar *) gl->GetString (GL_EXTENSIONS));
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/* GL core contexts and GLES3 */
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if (gl->GetIntegerv && gl->GetStringi) {
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extensions = _build_extension_string (context);
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} else {
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extensions = (const gchar *) gl->GetString (GL_EXTENSIONS);
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}
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_gst_gl_feature_check_ext_functions (context, gl_major, gl_minor, extensions);
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context->priv->alive = TRUE;
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