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dmabuf: Cache egl formats
Only call eglQueryDmaBufModifiersEXT once, and reuse the results.
This commit is contained in:
Matthias Clasen
parent
ed54aa8acf
commit
8f90ddb906
@ -392,6 +392,7 @@ gdk_display_dispose (GObject *object)
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g_queue_clear (&display->queued_events);
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g_clear_object (&display->egl_gsk_renderer);
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g_clear_pointer (&display->egl_dmabuf_formats, gdk_dmabuf_formats_unref);
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g_clear_pointer (&display->egl_external_formats, gdk_dmabuf_formats_unref);
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g_clear_object (&priv->gl_context);
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@ -122,6 +122,7 @@ struct _GdkDisplay
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/* Cached data the EGL dmabuf downloader */
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gpointer egl_gsk_renderer;
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GdkDmabufFormats *egl_dmabuf_formats;
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GdkDmabufFormats *egl_external_formats;
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};
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@ -40,95 +40,110 @@
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* gsk_renderer_render_texture + GL texture download.
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*/
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static gboolean
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gdk_dmabuf_egl_downloader_collect_formats (const GdkDmabufDownloader *downloader,
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GdkDisplay *display,
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GdkDmabufFormatsBuilder *formats,
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GdkDmabufFormatsBuilder *external)
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{
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GdkGLContext *context = gdk_display_get_gl_context (display);
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EGLDisplay egl_display = gdk_display_get_egl_display (display);
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int num_fourccs;
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int *fourccs;
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guint64 *modifiers;
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unsigned int *external_only;
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int n_mods;
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if (egl_display == EGL_NO_DISPLAY ||
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!display->have_egl_dma_buf_import ||
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!gdk_gl_context_has_image_storage (context))
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return FALSE;
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gdk_gl_context_make_current (context);
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eglQueryDmaBufFormatsEXT (egl_display, 0, NULL, &num_fourccs);
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fourccs = g_new (int, num_fourccs);
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eglQueryDmaBufFormatsEXT (egl_display, num_fourccs, fourccs, &num_fourccs);
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n_mods = 80;
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modifiers = g_new (guint64, n_mods);
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external_only = g_new (unsigned int, n_mods);
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for (int i = 0; i < num_fourccs; i++)
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{
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int num_modifiers;
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eglQueryDmaBufModifiersEXT (egl_display,
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fourccs[i],
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0,
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NULL,
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NULL,
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&num_modifiers);
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if (num_modifiers > n_mods)
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{
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n_mods = num_modifiers;
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modifiers = g_renew (guint64, modifiers, n_mods);
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external_only = g_renew (unsigned int, external_only, n_mods);
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}
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eglQueryDmaBufModifiersEXT (egl_display,
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fourccs[i],
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num_modifiers,
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modifiers,
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external_only,
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&num_modifiers);
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for (int j = 0; j < num_modifiers; j++)
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{
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/* All linear formats we support are already added my the mmap downloader.
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* We don't add external formats, unless we can use them (via GLES)
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*/
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if (modifiers[j] != DRM_FORMAT_MOD_LINEAR &&
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(!external_only[j] || gdk_gl_context_get_use_es (context)))
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{
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GDK_DEBUG (DMABUF, "%s%s dmabuf format %.4s:%#" G_GINT64_MODIFIER "x",
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external_only[j] ? "external " : "",
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downloader->name,
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(char *) &fourccs[i],
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modifiers[j]);
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gdk_dmabuf_formats_builder_add_format (formats, fourccs[i], modifiers[j]);
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}
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if (external_only[j])
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gdk_dmabuf_formats_builder_add_format (external, fourccs[i], modifiers[j]);
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}
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}
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g_free (modifiers);
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g_free (external_only);
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g_free (fourccs);
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return TRUE;
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}
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static gboolean
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gdk_dmabuf_egl_downloader_add_formats (const GdkDmabufDownloader *downloader,
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GdkDisplay *display,
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GdkDmabufFormatsBuilder *builder)
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{
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GdkGLContext *context = gdk_display_get_gl_context (display);
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EGLDisplay egl_display = gdk_display_get_egl_display (display);
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GdkDmabufFormatsBuilder *formats;
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GdkDmabufFormatsBuilder *external;
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gboolean retval = FALSE;
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g_assert (display->egl_dmabuf_formats == NULL);
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g_assert (display->egl_external_formats == NULL);
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formats = gdk_dmabuf_formats_builder_new ();
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external = gdk_dmabuf_formats_builder_new ();
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gdk_gl_context_make_current (context);
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if (egl_display != EGL_NO_DISPLAY &&
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display->have_egl_dma_buf_import &&
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gdk_gl_context_has_image_storage (context))
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{
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int num_fourccs;
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int *fourccs;
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guint64 *modifiers;
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unsigned int *external_only;
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int n_mods;
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eglQueryDmaBufFormatsEXT (egl_display, 0, NULL, &num_fourccs);
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fourccs = g_new (int, num_fourccs);
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eglQueryDmaBufFormatsEXT (egl_display, num_fourccs, fourccs, &num_fourccs);
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n_mods = 80;
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modifiers = g_new (guint64, n_mods);
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external_only = g_new (unsigned int, n_mods);
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for (int i = 0; i < num_fourccs; i++)
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{
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int num_modifiers;
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eglQueryDmaBufModifiersEXT (egl_display,
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fourccs[i],
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0,
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NULL,
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NULL,
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&num_modifiers);
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if (num_modifiers > n_mods)
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{
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n_mods = num_modifiers;
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modifiers = g_renew (guint64, modifiers, n_mods);
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external_only = g_renew (unsigned int, external_only, n_mods);
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}
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eglQueryDmaBufModifiersEXT (egl_display,
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fourccs[i],
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num_modifiers,
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modifiers,
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external_only,
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&num_modifiers);
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for (int j = 0; j < num_modifiers; j++)
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{
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/* All linear formats we support are already added my the mmap downloader.
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* We don't add external formats, unless we can use them (via GLES)
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*/
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if (modifiers[j] != DRM_FORMAT_MOD_LINEAR &&
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(!external_only[j] || gdk_gl_context_get_use_es (context)))
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{
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GDK_DEBUG (DMABUF, "%s%s dmabuf format %.4s:%#" G_GINT64_MODIFIER "x",
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external_only[j] ? "external " : "",
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downloader->name,
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(char *) &fourccs[i],
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modifiers[j]);
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gdk_dmabuf_formats_builder_add_format (builder, fourccs[i], modifiers[j]);
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}
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if (external_only[j])
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gdk_dmabuf_formats_builder_add_format (external, fourccs[i], modifiers[j]);
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}
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}
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g_free (modifiers);
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g_free (external_only);
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g_free (fourccs);
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retval = TRUE;
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}
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retval = gdk_dmabuf_egl_downloader_collect_formats (downloader, display, formats, external);
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display->egl_dmabuf_formats = gdk_dmabuf_formats_builder_free_to_formats (formats);
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display->egl_external_formats = gdk_dmabuf_formats_builder_free_to_formats (external);
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gdk_dmabuf_formats_builder_add_formats (builder, display->egl_dmabuf_formats);
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return retval;
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}
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@ -210,49 +225,10 @@ gdk_dmabuf_egl_downloader_supports (const GdkDmabufDownloader *downloader,
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GdkMemoryFormat *out_format,
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GError **error)
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{
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EGLDisplay egl_display;
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GdkGLContext *context;
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int num_modifiers;
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guint64 *modifiers;
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unsigned int *external_only;
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egl_display = gdk_display_get_egl_display (display);
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if (egl_display == EGL_NO_DISPLAY)
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if (gdk_dmabuf_formats_contains (display->egl_dmabuf_formats, dmabuf->fourcc, dmabuf->modifier))
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{
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g_set_error_literal (error,
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GDK_DMABUF_ERROR, GDK_DMABUF_ERROR_UNSUPPORTED_FORMAT,
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"EGL not available");
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return FALSE;
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}
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context = gdk_display_get_gl_context (display);
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gdk_gl_context_make_current (context);
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eglQueryDmaBufModifiersEXT (egl_display,
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dmabuf->fourcc,
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0,
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NULL,
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NULL,
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&num_modifiers);
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modifiers = g_newa (uint64_t, num_modifiers);
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external_only = g_newa (unsigned int, num_modifiers);
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eglQueryDmaBufModifiersEXT (egl_display,
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dmabuf->fourcc,
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num_modifiers,
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modifiers,
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external_only,
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&num_modifiers);
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for (int i = 0; i < num_modifiers; i++)
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{
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if (modifiers[i] == dmabuf->modifier)
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{
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*out_format = get_memory_format (dmabuf->fourcc, premultiplied);
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return TRUE;
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}
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*out_format = get_memory_format (dmabuf->fourcc, premultiplied);
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return TRUE;
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}
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g_set_error (error,
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