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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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glcontextegl: dump the list of EGLConfig's available
This commit is contained in:
Matthew Waters
parent
cfa5d64ff1
commit
c850faff95
1 changed files with 257 additions and 6 deletions
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@ -152,6 +152,249 @@ gst_gl_context_egl_choose_format (GstGLContext * context, GError ** error)
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return TRUE;
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}
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static void
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gst_gl_context_egl_dump_config (GstGLContextEGL * egl, EGLConfig config)
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{
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int id;
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int buffer_type;
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if (!egl->egl_display)
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return;
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{
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int native_visual_id, native_visual_type;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_CONFIG_ID, &id))
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return;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_NATIVE_VISUAL_ID,
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&native_visual_id))
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return;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_NATIVE_VISUAL_TYPE,
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&native_visual_type))
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return;
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GST_DEBUG_OBJECT (egl, "dumping EGLConfig %p with id 0x%x and "
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"native visual id 0x%x of type 0x%x", config, id, native_visual_id,
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native_visual_type);
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}
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{
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#define MAX_CONFORMANT 8
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int conformant, i = 0;
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const char *conformant_values[MAX_CONFORMANT] = { NULL, };
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char *conformant_str = NULL;;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_CONFORMANT,
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&conformant))
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return;
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if (conformant & EGL_OPENGL_BIT)
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conformant_values[i++] = "OpenGL";
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if (conformant & EGL_OPENGL_ES_BIT)
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conformant_values[i++] = "OpenGL ES";
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if (conformant & EGL_OPENGL_ES2_BIT)
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conformant_values[i++] = "OpenGL ES 2.x";
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if (conformant & EGL_OPENGL_ES3_BIT)
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conformant_values[i++] = "OpenGL ES 3.x";
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if (conformant & EGL_OPENVG_BIT)
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conformant_values[i++] = "OpenVG";
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/* bad things have happened if this fails: we haven't allocated enough
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* space to hold all the values */
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g_assert (i < MAX_CONFORMANT);
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conformant_str = g_strjoinv ("|", (char **) conformant_values);
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GST_DEBUG_OBJECT (egl, "Conformant for %s", conformant_str);
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g_free (conformant_str);
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#undef MAX_CONFORMANT
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}
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{
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#define MAX_RENDERABLE 8
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int renderable, i = 0;
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const char *renderable_values[MAX_RENDERABLE] = { NULL, };
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char *renderable_str = NULL;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_RENDERABLE_TYPE,
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&renderable))
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return;
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if (renderable & EGL_OPENGL_BIT)
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renderable_values[i++] = "OpenGL";
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if (renderable & EGL_OPENGL_ES_BIT)
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renderable_values[i++] = "OpenGL ES";
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if (renderable & EGL_OPENGL_ES2_BIT)
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renderable_values[i++] = "OpenGL ES 2.x";
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if (renderable & EGL_OPENGL_ES3_BIT)
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renderable_values[i++] = "OpenGL ES 3.x";
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if (renderable & EGL_OPENVG_BIT)
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renderable_values[i++] = "OpenVG";
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/* bad things have happened if this fails: we haven't allocated enough
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* space to hold all the values */
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g_assert (i < MAX_RENDERABLE);
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renderable_str = g_strjoinv ("|", (char **) renderable_values);
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GST_DEBUG_OBJECT (egl, "Renderable for %s", renderable_str);
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g_free (renderable_str);
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#undef MAX_RENDERABLE
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}
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{
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#define MAX_SURFACE 8
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int surface, i = 0;
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const char *surface_values[MAX_SURFACE] = { NULL, };
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char *surface_str = NULL;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_SURFACE_TYPE,
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&surface))
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return;
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if (surface & EGL_WINDOW_BIT)
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surface_values[i++] = "window";
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if (surface & EGL_PBUFFER_BIT)
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surface_values[i++] = "pbuffer";
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if (surface & EGL_MULTISAMPLE_RESOLVE_BOX_BIT)
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surface_values[i++] = "multisample-resolve-box";
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if (surface & EGL_SWAP_BEHAVIOR_PRESERVED_BIT)
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surface_values[i++] = "swap-behaviour-preserved";
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if (surface & EGL_VG_ALPHA_FORMAT_PRE_BIT)
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surface_values[i++] = "vg-alpha-format-pre";
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if (surface & EGL_VG_COLORSPACE_LINEAR_BIT)
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surface_values[i++] = "vg-colorspace-linear";
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/* bad things have happened if this fails: we haven't allocated enough
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* space to hold all the values */
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g_assert (i < MAX_SURFACE);
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surface_str = g_strjoinv ("|", (char **) surface_values);
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GST_DEBUG_OBJECT (egl, "Surface for %s", surface_str);
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g_free (surface_str);
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#undef MAX_RENDERABLE
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}
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{
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#define MAX_CAVEAT 8
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int caveat, i = 0;
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const char *caveat_values[MAX_CAVEAT] = { NULL, };
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_CONFIG_CAVEAT,
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&caveat))
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return;
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if (caveat == EGL_SLOW_CONFIG) {
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caveat_values[i++] = "slow";
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} else if (caveat == EGL_NON_CONFORMANT_CONFIG) {
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caveat_values[i++] = "non-conformant";
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}
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if (i > 0) {
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char *caveat_str = g_strjoinv ("|", (char **) caveat_values);
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GST_DEBUG_OBJECT (egl, "Advertised as %s", caveat_str);
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g_free (caveat_str);
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}
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#undef MAX_CAVEAT
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}
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_COLOR_BUFFER_TYPE,
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&buffer_type))
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return;
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if (buffer_type == EGL_RGB_BUFFER) {
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int red, blue, green, alpha;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_RED_SIZE, &red))
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return;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_GREEN_SIZE, &green))
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return;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_BLUE_SIZE, &blue))
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return;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_ALPHA_SIZE, &alpha))
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return;
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GST_DEBUG_OBJECT (egl, "[R, G, B, A] = [%i, %i, %i, %i]", red, green, blue,
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alpha);
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} else if (buffer_type == EGL_LUMINANCE_BUFFER) {
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int luminance, alpha;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_LUMINANCE_SIZE,
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&luminance))
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return;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_ALPHA_SIZE, &alpha))
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return;
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GST_DEBUG_OBJECT (egl, "[L, A] = [%i, %i]", luminance, alpha);
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} else {
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GST_WARNING_OBJECT (egl, "unknown EGL_COLOR_BUFFER_TYPE value %x",
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buffer_type);
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return;
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}
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{
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int depth, stencil;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_DEPTH_SIZE, &depth))
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return;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_STENCIL_SIZE,
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&stencil))
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return;
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GST_DEBUG_OBJECT (egl, "[D, S] = [%i, %i]", depth, stencil);
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}
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{
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int min, max;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_MIN_SWAP_INTERVAL,
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&min))
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return;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_MAX_SWAP_INTERVAL,
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&max))
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return;
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GST_DEBUG_OBJECT (egl, "Swap interval range is [%i, %i]", min, max);
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}
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{
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int width, height, pixels;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_MAX_PBUFFER_WIDTH,
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&width))
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return;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_MAX_PBUFFER_HEIGHT,
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&height))
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return;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_MAX_PBUFFER_PIXELS,
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&pixels))
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return;
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GST_DEBUG_OBJECT (egl,
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"PBuffer maximum dimensions are [%i, %i]. Max pixels are %i", width,
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height, pixels);
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}
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{
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int sample_buffers, samples_per_pixel;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_SAMPLE_BUFFERS,
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&sample_buffers))
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return;
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if (!eglGetConfigAttrib (egl->egl_display, config, EGL_SAMPLES,
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&samples_per_pixel))
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return;
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GST_DEBUG_OBJECT (egl, "Multisample buffers: %i and Samples per pixel: %i",
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sample_buffers, samples_per_pixel);
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}
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}
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static void
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gst_gl_context_egl_dump_all_configs (GstGLContextEGL * egl)
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{
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int i, n;
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EGLConfig *configs;
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if (!eglGetConfigs (egl->egl_display, NULL, 0, &n)) {
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GST_WARNING_OBJECT (egl, "Failed to get number of EGLConfig's");
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return;
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}
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configs = g_new0 (EGLConfig, n);
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if (!eglGetConfigs (egl->egl_display, configs, n, &n)) {
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GST_WARNING_OBJECT (egl, "Failed to get the list of EGLConfig's");
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goto out;
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}
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for (i = 0; i < n; i++)
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gst_gl_context_egl_dump_config (egl, configs[i]);
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out:
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g_free (configs);
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}
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static gboolean
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gst_gl_context_egl_choose_config (GstGLContextEGL * egl, GstGLAPI gl_api,
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gint major, GError ** error)
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@ -160,30 +403,35 @@ gst_gl_context_egl_choose_config (GstGLContextEGL * egl, GstGLAPI gl_api,
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EGLint numConfigs;
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gint i = 0;
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EGLint config_attrib[20];
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EGLint egl_api = 0;
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gst_gl_context_egl_dump_all_configs (egl);
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create_context =
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gst_gl_check_extension ("EGL_KHR_create_context", egl->egl_exts);
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/* silence unused warnings */
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(void) create_context;
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config_attrib[i++] = EGL_SURFACE_TYPE;
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config_attrib[i++] = EGL_WINDOW_BIT;
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config_attrib[i++] = EGL_RENDERABLE_TYPE;
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if (gl_api & GST_GL_API_GLES2) {
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if (major == 3) {
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#if defined(EGL_KHR_create_context)
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if (create_context) {
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config_attrib[i++] = EGL_OPENGL_ES3_BIT_KHR;
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egl_api = EGL_OPENGL_ES3_BIT_KHR;
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} else
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#endif
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{
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return FALSE;
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}
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} else {
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config_attrib[i++] = EGL_OPENGL_ES2_BIT;
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egl_api = EGL_OPENGL_ES2_BIT;
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}
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} else
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config_attrib[i++] = EGL_OPENGL_BIT;
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egl_api = EGL_OPENGL_BIT;
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config_attrib[i++] = EGL_SURFACE_TYPE;
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config_attrib[i++] = EGL_WINDOW_BIT;
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config_attrib[i++] = EGL_RENDERABLE_TYPE;
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config_attrib[i++] = egl_api;
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#if defined(USE_EGL_RPI) && GST_GL_HAVE_WINDOW_WAYLAND
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/* The configurations with a=0 seems to be buggy whereas
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* it works when using dispmanx directly */
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@ -211,6 +459,9 @@ gst_gl_context_egl_choose_config (GstGLContextEGL * egl, GstGLAPI gl_api,
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goto failure;
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}
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GST_DEBUG_OBJECT (egl, "chosen EGLConfig");
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gst_gl_context_egl_dump_config (egl, egl->egl_config);
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return TRUE;
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failure:
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