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[690/906] windowx11glx: use fbconfigs if supported
This commit is contained in:
parent
b0c6d98f63
commit
46decac44e
2 changed files with 80 additions and 14 deletions
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@ -35,6 +35,9 @@
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G_DEFINE_TYPE (GstGLWindowX11GLX, gst_gl_window_x11_glx,
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GST_GL_TYPE_WINDOW_X11);
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#define GST_GL_WINDOW_X11_GLX_GET_PRIVATE(o) \
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(G_TYPE_INSTANCE_GET_PRIVATE((o), GST_GL_TYPE_WINDOW_X11_GLX, GstGLWindowX11GLXPrivate))
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static guintptr gst_gl_window_x11_glx_get_gl_context (GstGLWindowX11 *
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window_x11);
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static void gst_gl_window_x11_glx_swap_buffers (GstGLWindowX11 * window_x11);
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@ -49,12 +52,20 @@ GstGLAPI gst_gl_window_x11_glx_get_gl_api (GstGLWindow * window);
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static gpointer gst_gl_window_x11_glx_get_proc_address (GstGLWindow * window,
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const gchar * name);
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struct _GstGLWindowX11GLXPrivate
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{
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int glx_major;
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int glx_minor;
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};
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static void
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gst_gl_window_x11_glx_class_init (GstGLWindowX11GLXClass * klass)
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{
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GstGLWindowClass *window_class = (GstGLWindowClass *) klass;
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GstGLWindowX11Class *window_x11_class = (GstGLWindowX11Class *) klass;
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g_type_class_add_private (klass, sizeof (GstGLWindowX11GLXPrivate));
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window_x11_class->get_gl_context =
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GST_DEBUG_FUNCPTR (gst_gl_window_x11_glx_get_gl_context);
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window_x11_class->activate =
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@ -77,6 +88,7 @@ gst_gl_window_x11_glx_class_init (GstGLWindowX11GLXClass * klass)
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static void
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gst_gl_window_x11_glx_init (GstGLWindowX11GLX * window)
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{
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window->priv = GST_GL_WINDOW_X11_GLX_GET_PRIVATE (window);
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}
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/* Must be called in the gl thread */
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@ -130,16 +142,11 @@ static gboolean
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gst_gl_window_x11_glx_choose_format (GstGLWindowX11 * window_x11,
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GError ** error)
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{
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GstGLWindowX11GLX *window_glx;
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gint error_base;
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gint event_base;
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gint attrib[] = {
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GLX_RGBA,
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GLX_RED_SIZE, 1, GLX_GREEN_SIZE, 1, GLX_BLUE_SIZE, 1,
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GLX_DEPTH_SIZE, 16,
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GLX_DOUBLEBUFFER,
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None
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};
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window_glx = GST_GL_WINDOW_X11_GLX (window_x11);
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if (!glXQueryExtension (window_x11->device, &error_base, &event_base)) {
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g_set_error (error, GST_GL_WINDOW_ERROR,
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@ -147,15 +154,71 @@ gst_gl_window_x11_glx_choose_format (GstGLWindowX11 * window_x11,
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goto failure;
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}
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window_x11->visual_info = glXChooseVisual (window_x11->device,
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window_x11->screen_num, attrib);
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if (!window_x11->visual_info) {
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g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
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"Bad attributes in glXChooseVisual");
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if (!glXQueryVersion (window_x11->device, &window_glx->priv->glx_major,
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&window_glx->priv->glx_minor)) {
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g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_CREATE_CONTEXT,
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"Failed to query GLX version (glXQueryVersion failed)");
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goto failure;
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}
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GST_INFO ("GLX Version: %d.%d", window_glx->priv->glx_major,
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window_glx->priv->glx_minor);
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/* legacy case */
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if (window_glx->priv->glx_major < 1 || (window_glx->priv->glx_major == 1
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&& window_glx->priv->glx_minor < 3)) {
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gint attribs[] = {
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GLX_RGBA,
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GLX_RED_SIZE, 1,
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GLX_GREEN_SIZE, 1,
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GLX_BLUE_SIZE, 1,
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GLX_DEPTH_SIZE, 16,
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GLX_DOUBLEBUFFER,
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None
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};
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window_x11->visual_info = glXChooseVisual (window_x11->device,
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window_x11->screen_num, attribs);
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if (!window_x11->visual_info) {
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g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
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"Bad attributes in glXChooseVisual");
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goto failure;
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}
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} else {
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gint attribs[] = {
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GLX_RENDER_TYPE, GLX_RGBA_BIT,
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GLX_RED_SIZE, 1,
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GLX_GREEN_SIZE, 1,
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GLX_BLUE_SIZE, 1,
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GLX_DEPTH_SIZE, 16,
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GLX_DOUBLEBUFFER, True,
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None
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};
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int fbcount;
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GLXFBConfig *fbconfigs = glXChooseFBConfig (window_x11->device,
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DefaultScreen (window_x11->device), attribs, &fbcount);
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if (!fbconfigs) {
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g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
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"Could not find any FBConfig's to use (check attributes?)");
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goto failure;
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}
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window_x11->visual_info = glXGetVisualFromFBConfig (window_x11->device,
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fbconfigs[0]);
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XFree (fbconfigs);
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if (!window_x11->visual_info) {
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g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
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"Bad attributes in FBConfig");
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goto failure;
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}
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}
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return TRUE;
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failure:
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@ -36,6 +36,7 @@ G_BEGIN_DECLS
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typedef struct _GstGLWindowX11GLX GstGLWindowX11GLX;
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typedef struct _GstGLWindowX11GLXClass GstGLWindowX11GLXClass;
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typedef struct _GstGLWindowX11GLXPrivate GstGLWindowX11GLXPrivate;
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struct _GstGLWindowX11GLX {
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/*< private >*/
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@ -43,6 +44,8 @@ struct _GstGLWindowX11GLX {
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GLXContext glx_context;
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GstGLWindowX11GLXPrivate *priv;
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gpointer _reserved[GST_PADDING];
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};
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