/* Base encoder initialization (internal) */ static gboolean gst_vaapi_encoder_init (GstVaapiEncoder * encoder, GstVaapiDisplay * display) { GstVaapiEncoderClass *const klass = GST_VAAPI_ENCODER_GET_CLASS (encoder); g_return_val_if_fail (display != NULL, FALSE); #define CHECK_VTABLE_HOOK(FUNC) do { \ if (!klass->FUNC) \ goto error_invalid_vtable; \ } while (0) CHECK_VTABLE_HOOK (init); CHECK_VTABLE_HOOK (finalize); CHECK_VTABLE_HOOK (get_default_properties); CHECK_VTABLE_HOOK (reconfigure); CHECK_VTABLE_HOOK (encode); CHECK_VTABLE_HOOK (reordering); CHECK_VTABLE_HOOK (flush); #undef CHECK_VTABLE_HOOK encoder->display = gst_vaapi_display_ref (display); encoder->va_display = gst_vaapi_display_get_display (display); encoder->va_context = VA_INVALID_ID; gst_video_info_init (&encoder->video_info); g_mutex_init (&encoder->mutex); g_cond_init (&encoder->surface_free); g_cond_init (&encoder->codedbuf_free); encoder->codedbuf_queue = g_async_queue_new_full ((GDestroyNotify) gst_vaapi_coded_buffer_proxy_unref); if (!encoder->codedbuf_queue) return FALSE; if (!klass->init (encoder)) return FALSE; if (!gst_vaapi_encoder_init_properties (encoder)) return FALSE; return TRUE; /* ERRORS */ error_invalid_vtable: { GST_ERROR ("invalid subclass hook (internal error)"); return FALSE; } }
GstVaapiDisplay * video_output_create_display (const gchar * display_name) { const VideoOutputInfo *o = g_video_output; GstVaapiDisplay *egl_display, *display = NULL; if (!o) { if (g_output_name) o = video_output_lookup (g_output_name); else { for (o = g_video_outputs; o->name != NULL; o++) { display = o->create_display (display_name); if (display) { if (gst_vaapi_display_get_display (display)) break; gst_vaapi_display_unref (display); display = NULL; } } } if (!o || !o->name) return NULL; g_print ("Using %s video output\n", o->name); g_video_output = o; } if (!display) display = o->create_display (display_name); if (g_egl_mode) { #if USE_EGL egl_display = gst_vaapi_display_egl_new (display, g_gles_version); #else egl_display = NULL; g_print ("error: unsupported EGL renderering mode\n"); #endif gst_vaapi_display_unref (display); if (!egl_display) return NULL; display = egl_display; } return display; }
int main(int argc, char *argv[]) { GstVaapiDisplay *display, *display2; guint width, height, par_n, par_d; gst_init(&argc, &argv); #if USE_DRM g_print("#\n"); g_print("# Create display with gst_vaapi_display_drm_new()\n"); g_print("#\n"); { display = gst_vaapi_display_drm_new(NULL); if (!display) g_error("could not create Gst/VA display"); dump_info(display); gst_vaapi_display_unref(display); } g_print("\n"); g_print("#\n"); g_print("# Create display with gst_vaapi_display_drm_new_with_device()\n"); g_print("#\n"); { int drm_device; drm_device = open(DRM_DEVICE_PATH, O_RDWR|O_CLOEXEC); if (drm_device < 0) g_error("could not open DRM device"); display = gst_vaapi_display_drm_new_with_device(drm_device); if (!display) g_error("could not create Gst/VA display"); dump_info(display); gst_vaapi_display_unref(display); close(drm_device); } g_print("\n"); g_print("#\n"); g_print("# Create display with gst_vaapi_display_new_with_display() [vaGetDisplayDRM()]\n"); g_print("#\n"); { int drm_device; VADisplay va_display; drm_device = open(DRM_DEVICE_PATH, O_RDWR|O_CLOEXEC); if (drm_device < 0) g_error("could not open DRM device"); va_display = vaGetDisplayDRM(drm_device); if (!va_display) g_error("could not create VA display"); display = gst_vaapi_display_new_with_display(va_display); if (!display) g_error("could not create Gst/VA display"); dump_info(display); gst_vaapi_display_unref(display); close(drm_device); } g_print("\n"); #endif #if USE_X11 g_print("#\n"); g_print("# Create display with gst_vaapi_display_x11_new()\n"); g_print("#\n"); { display = gst_vaapi_display_x11_new(NULL); if (!display) g_error("could not create Gst/VA display"); if (CHECK_DISPLAY_CACHE) { display2 = gst_vaapi_display_x11_new(NULL); /* Check for the same X11 display */ g_assert(gst_vaapi_display_x11_get_display( GST_VAAPI_DISPLAY_X11(display)) == gst_vaapi_display_x11_get_display( GST_VAAPI_DISPLAY_X11(display2))); /* Check for the same VA display */ g_assert(gst_vaapi_display_get_display(display) == gst_vaapi_display_get_display(display2)); gst_vaapi_display_unref(display2); #if USE_GLX display2 = gst_vaapi_display_glx_new(NULL); /* Check for the different X11 display */ /* XXX: it is also desired to cache underlying X11 displays */ g_assert(gst_vaapi_display_x11_get_display( GST_VAAPI_DISPLAY_X11(display)) != gst_vaapi_display_x11_get_display( GST_VAAPI_DISPLAY_X11(display2))); /* Check for different VA display */ g_assert(gst_vaapi_display_get_display(display) != gst_vaapi_display_get_display(display2)); gst_vaapi_display_unref(display2); #endif } gst_vaapi_display_get_size(display, &width, &height); g_print("Display size: %ux%u\n", width, height); gst_vaapi_display_get_pixel_aspect_ratio(display, &par_n, &par_d); g_print("Pixel aspect ratio: %u/%u\n", par_n, par_d); dump_info(display); gst_vaapi_display_unref(display); } g_print("\n"); g_print("#\n"); g_print("# Create display with gst_vaapi_display_x11_new_with_display()\n"); g_print("#\n"); { Display *x11_display; x11_display = XOpenDisplay(NULL); if (!x11_display) g_error("could not create X11 display"); display = gst_vaapi_display_x11_new_with_display(x11_display); if (!display) g_error("could not create Gst/VA display"); if (CHECK_DISPLAY_CACHE) { display2 = gst_vaapi_display_x11_new_with_display(x11_display); /* Check for the same VA display */ g_assert(gst_vaapi_display_get_display(display) == gst_vaapi_display_get_display(display2)); gst_vaapi_display_unref(display2); } dump_info(display); gst_vaapi_display_unref(display); XCloseDisplay(x11_display); } g_print("\n"); g_print("#\n"); g_print("# Create display with gst_vaapi_display_new_with_display() [vaGetDisplay()]\n"); g_print("#\n"); { Display *x11_display; VADisplay va_display; x11_display = XOpenDisplay(NULL); if (!x11_display) g_error("could not create X11 display"); va_display = vaGetDisplay(x11_display); if (!va_display) g_error("could not create VA display"); display = gst_vaapi_display_new_with_display(va_display); if (!display) g_error("could not create Gst/VA display"); dump_info(display); gst_vaapi_display_unref(display); XCloseDisplay(x11_display); } g_print("\n"); #endif #if USE_GLX g_print("#\n"); g_print("# Create display with gst_vaapi_display_glx_new()\n"); g_print("#\n"); { display = gst_vaapi_display_glx_new(NULL); if (!display) g_error("could not create Gst/VA display"); if (CHECK_DISPLAY_CACHE) { display2 = gst_vaapi_display_glx_new(NULL); /* Check for the same X11 display */ g_assert(gst_vaapi_display_x11_get_display( GST_VAAPI_DISPLAY_X11(display)) == gst_vaapi_display_x11_get_display( GST_VAAPI_DISPLAY_X11(display2))); /* Check for the same VA display */ g_assert(gst_vaapi_display_get_display(display) == gst_vaapi_display_get_display(display2)); gst_vaapi_display_unref(display2); display2 = gst_vaapi_display_x11_new(NULL); /* Check for the same X11 display */ g_assert(gst_vaapi_display_x11_get_display( GST_VAAPI_DISPLAY_X11(display)) == gst_vaapi_display_x11_get_display( GST_VAAPI_DISPLAY_X11(display2))); /* Check for the same VA display */ g_assert(gst_vaapi_display_get_display(display) == gst_vaapi_display_get_display(display2)); gst_vaapi_display_unref(display2); } gst_vaapi_display_get_size(display, &width, &height); g_print("Display size: %ux%u\n", width, height); gst_vaapi_display_get_pixel_aspect_ratio(display, &par_n, &par_d); g_print("Pixel aspect ratio: %u/%u\n", par_n, par_d); dump_info(display); gst_vaapi_display_unref(display); } g_print("\n"); g_print("#\n"); g_print("# Create display with gst_vaapi_display_glx_new_with_display()\n"); g_print("#\n"); { Display *x11_display; x11_display = XOpenDisplay(NULL); if (!x11_display) g_error("could not create X11 display"); display = gst_vaapi_display_glx_new_with_display(x11_display); if (!display) g_error("could not create Gst/VA display"); dump_info(display); gst_vaapi_display_unref(display); XCloseDisplay(x11_display); } g_print("\n"); #ifdef HAVE_VA_VA_GLX_H g_print("#\n"); g_print("# Create display with gst_vaapi_display_new_with_display() [vaGetDisplayGLX()]\n"); g_print("#\n"); { Display *x11_display; VADisplay va_display; x11_display = XOpenDisplay(NULL); if (!x11_display) g_error("could not create X11 display"); va_display = vaGetDisplayGLX(x11_display); if (!va_display) g_error("could not create VA display"); display = gst_vaapi_display_new_with_display(va_display); if (!display) g_error("could not create Gst/VA display"); dump_info(display); gst_vaapi_display_unref(display); XCloseDisplay(x11_display); } g_print("\n"); #endif #endif #if USE_WAYLAND g_print("#\n"); g_print("# Create display with gst_vaapi_display_wayland_new()\n"); g_print("#\n"); { display = gst_vaapi_display_wayland_new(NULL); if (!display) g_error("could not create Gst/VA display"); gst_vaapi_display_get_size(display, &width, &height); g_print("Display size: %ux%u\n", width, height); gst_vaapi_display_get_pixel_aspect_ratio(display, &par_n, &par_d); g_print("Pixel aspect ratio: %u/%u\n", par_n, par_d); dump_info(display); gst_vaapi_display_unref(display); } g_print("\n"); #endif gst_deinit(); return 0; }