AV_DEV_TO_APP_DISPLAY_WINDOW_BUFFER 1112 libavdevice/opengl_enc.c         (ret = avdevice_dev_to_app_control_message(h, AV_DEV_TO_APP_DISPLAY_WINDOW_BUFFER, NULL , 0)) < 0) {
AV_DEV_TO_APP_DISPLAY_WINDOW_BUFFER 1248 libavdevice/opengl_enc.c         (ret = avdevice_dev_to_app_control_message(h, AV_DEV_TO_APP_DISPLAY_WINDOW_BUFFER, NULL , 0)) < 0) {