*/
tdm_pp *(*display_create_pp)(tdm_backend_data *bdata, tdm_error *error);
- void (*reserved1)(void);
+ /**
+ * @brief Create a virtual output object of a backend module
+ * @param[in] bdata The backend module data
+ * @param[in] name The output name
+ * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value.
+ * @return A tdm_voutput object
+ * @see voutput_destroy() function
+ * @remark
+ * A backend module doesn't need to implement this function if doesn't support virtual output.
+ */
+ tdm_voutput *(*voutput_create)(tdm_backend_data *bdata, const char *name, tdm_error *error);
+
void (*reserved2)(void);
void (*reserved3)(void);
void (*reserved4)(void);
*/
tdm_hwc *(*output_get_hwc)(tdm_output *output, tdm_error *error);
+ void (*reserved3)(void);
+ void (*reserved4)(void);
void (*reserved5)(void);
void (*reserved6)(void);
void (*reserved7)(void);
void (*reserved8)(void);
} tdm_func_output;
+typedef struct _tdm_func_voutput {
+ /**
+ * @brief Destroy a virtual output object of a backend module
+ * @param[in] voutput The voutput object
+ * @return #TDM_ERROR_NONE if success. Otherwise, error value.
+ * @see voutput_create() function
+ * @remark
+ * A backend module doesn't need to implement this function if doesn't support virtual output.
+ */
+ tdm_error (*voutput_destroy)(tdm_voutput *voutput);
+
+ /**
+ * @brief Set available modes of a virtual output object
+ * @param[in] voutput A voutput object
+ * @param[in] modes Modes of voutput
+ * @param[in] count A count of modes
+ * @return #TDM_ERROR_NONE if success. Otherwise, error value.
+ * @remark
+ * A backend module doesn't need to implement this function if doesn't support virtual output.
+ */
+ tdm_error (*voutput_set_available_mode)(tdm_voutput *voutput, const tdm_output_mode *modes, int count);
+
+ /**
+ * @brief Set physical size(mm) of a virtual output object
+ * @param[in] voutput A voutput object
+ * @param[in] mmwidth Width of voutput
+ * @param[in] mmheight Height of voutput
+ * @return #TDM_ERROR_NONE if success. Otherwise, error value.
+ * @remark
+ * A backend module doesn't need to implement this function if doesn't support virtual output.
+ */
+ tdm_error (*voutput_set_physical_size)(tdm_voutput *voutput, unsigned int mmwidth, unsigned int mmheight);
+
+ /**
+ * @brief Set connect status of a virtual output object
+ * @param[in] voutput A voutput object
+ * @return #TDM_ERROR_NONE if success. Otherwise, error value.
+ * @remark
+ * A backend module doesn't need to implement this function if doesn't support virtual output.
+ */
+ tdm_error (*voutput_connect)(tdm_voutput *voutput);
+
+ /**
+ * @brief Set disconnect status of a virtual output object
+ * @param[in] voutput A voutput object
+ * @return #TDM_ERROR_NONE if success. Otherwise, error value.
+ * @remark
+ * A backend module doesn't need to implement this function if doesn't support virtual output.
+ */
+ tdm_error (*voutput_disconnect)(tdm_voutput *voutput);
+
+ /**
+ * @brief Get output object from virtual output object
+ * @param[in] voutput A voutput object
+ * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value.
+ * @return A tdm_output object
+ * @remark
+ * A backend module doesn't need to implement this function if doesn't support virtual output.
+ */
+ tdm_output *(*voutput_get_output)(tdm_voutput *voutput, tdm_error *error);
+
+ /**
+ * @brief Set a user commit function
+ * @param[in] voutput A voutput object
+ * @param[in] func A user voutput commit function
+ * @return #TDM_ERROR_NONE if success. Otherwise, error value.
+ * @remark
+ * A backend module doesn't need to implement this function if doesn't support virtual output.
+ * If virtual output's output_commit is executed, call this voutput commit func.
+ */
+ tdm_error (*voutput_set_commit_func)(tdm_voutput *voutput, tdm_voutput_commit_handler commit_func);
+
+ /**
+ * @brief Notify commit done to backend
+ * @param[in] voutput A voutput object
+ * @return #TDM_ERROR_NONE if success. Otherwise, error value.
+ * @remark
+ * A backend module doesn't need to implement this function if doesn't support virtual output.
+ */
+ tdm_error (*voutput_commit_done)(tdm_voutput *voutput);
+
+ void (*reserved1)(void);
+ void (*reserved2)(void);
+ void (*reserved3)(void);
+ void (*reserved4)(void);
+ void (*reserved5)(void);
+ void (*reserved6)(void);
+} tdm_func_voutput;
/**
* @brief The layer functions for a backend module.
*/
tdm_hwc_window_info *info);
/**
- * @brief Get the geometry information to a layer object
- * @param[in] layer A layer object
- * @param[out] info The geometry information
- * @return #TDM_ERROR_NONE if success. Otherwise, error value.
- */
- tdm_error (*hwc_window_get_info)(tdm_hwc_window *hwc_window,
- tdm_hwc_window_info *info);
-
- /**
* @brief Set a TDM buffer to a window object
* @details A TDM buffer will be applied when the hwc object
* of a layer object is committed.
tdm_func_output *func_output);
/**
+ * @brief Register the backend voutput functions to a display
+ * @param[in] dpy A display object
+ * @param[in] func_voutput voutput functions
+ * @return #TDM_ERROR_NONE if success. Otherwise, error value.
+ * @see tdm_backend_register_func_display, tdm_backend_register_func_output
+ * @remarks
+ * A backend module doesn't need to implement this function if doesn't support virtual output.
+ */
+tdm_error
+tdm_backend_register_func_voutput(tdm_display *dpy, tdm_func_voutput *func_voutput);
+
+/**
* @brief Register the backend layer functions to a display
* @param[in] dpy A display object
* @param[in] func_layer layer functions
tdm_func_capture *func_capture);
/**
+ * @brief Register the backend output to a display
+ * @param[in] dpy A display object
+ * @param[in] output A backend output object
+ * @return #TDM_ERROR_NONE if success. Otherwise, error value.
+ * @see tdm_backend_unregister_output
+ */
+tdm_error
+tdm_backend_register_output(tdm_display *dpy, tdm_output *output);
+
+/**
+ * @brief Unregister the backend output to a display
+ * @param[in] dpy A display object
+ * @param[in] output A backend output object
+ * @return #TDM_ERROR_NONE if success. Otherwise, error value.
+ * @see tdm_backend_register_output
+ */
+void
+tdm_backend_unregister_output(tdm_display *dpy, tdm_output *output);
+
+/**
* @brief Increase the ref_count of a TDM buffer
* @details
* TDM has its own buffer release mechanism to let an frontend user know when a TDM buffer