Common process - display 更多...

#include "tuya_cloud_types.h"

tkl_display.h 的引用(Include)关系图:

此图展示该文件直接或间接的被哪些文件引用了:

结构体
struct	TKL_DISP_DEVICE_S

类型定义
typedef VOID(*	TKL_DISP_HOTPLUG_CB) (TKL_DISP_PORT_E port, BOOL_T connected)

typedef VOID(*	TKL_DISP_VSYNC_CB) (TKL_DISP_PORT_E port, INT64_T timestamp)

枚举
enum	TKL_DISP_PIXEL_FMT_E { TKL_DISP_PIXEL_FMT_ABGR = 0 , TKL_DISP_PIXEL_FMT_RGBX , TKL_DISP_PIXEL_FMT_RGBA , TKL_DISP_PIXEL_FMT_ARGB , TKL_DISP_PIXEL_FMT_RGB565 }

enum	TKL_DISP_PORT_E { TKL_DISP_LCD = 0 , TKL_DISP_VGA , TKL_DISP_HDMI , TKL_DISP_DP , TKL_DISP_NUM }

enum	TKL_DISP_POWER_MODE_E { TKL_DISP_POWER_OFF = 0 , TKL_DISP_POWER_ON , TKL_DISP_POWER_NUM }

enum	TKL_DISP_ROTATION_E { TKL_DISP_ROTATION_0 = 0 , TKL_DISP_ROTATION_90 , TKL_DISP_ROTATION_180 , TKL_DISP_ROTATION_270 }

函数
TKL_DISP_FRAMEBUFFER_S *	tkl_disp_alloc_framebuffer (TKL_DISP_DEVICE_S *display_device)
	Alloc mapped framebuffer or layer 更多...

OPERATE_RET	tkl_disp_blit (TKL_DISP_DEVICE_S display_device, TKL_DISP_FRAMEBUFFER_S buf, TKL_DISP_RECT_S *rect)

OPERATE_RET	tkl_disp_deinit (TKL_DISP_DEVICE_S *display_device)
	Release display device 更多...

OPERATE_RET	tkl_disp_fill (TKL_DISP_DEVICE_S display_device, TKL_DISP_RECT_S rect, TKL_DISP_COLOR_U color)
	Fill destination area with color 更多...

OPERATE_RET	tkl_disp_flush (TKL_DISP_DEVICE_S *display_device)
	Flush buffers to display device 更多...

OPERATE_RET	tkl_disp_free_capabilities (TKL_DISP_DEVICE_S display_device, TKL_DISP_INFO_S cfg)
	Free capabilities get by tkl_disp_get_capabilities() 更多...

VOID_T	tkl_disp_free_framebuffer (TKL_DISP_DEVICE_S display_device, TKL_DISP_FRAMEBUFFER_S buf)
	Free mapped framebuffer or layer 更多...

OPERATE_RET	tkl_disp_get_brightness (TKL_DISP_DEVICE_S display_device, INT_T brightness)
	Get display brightness(Backlight or HSB) 更多...

OPERATE_RET	tkl_disp_get_capabilities (TKL_DISP_DEVICE_S display_device, TKL_DISP_INFO_S *cfg)
	Get capabilities supported by display(For external display device. e.g. HDMI/VGA) 更多...

OPERATE_RET	tkl_disp_get_info (TKL_DISP_DEVICE_S display_device, TKL_DISP_INFO_S info)
	Get display info 更多...

OPERATE_RET	tkl_disp_get_power_mode (TKL_DISP_DEVICE_S display_device, TKL_DISP_POWER_MODE_E power_mode)
	Gets the display screen's power state 更多...

OPERATE_RET	tkl_disp_init (TKL_DISP_DEVICE_S display_device, TKL_DISP_EVENT_HANDLER_S event_handler)
	Init and config display device 更多...

OPERATE_RET	tkl_disp_set_brightness (TKL_DISP_DEVICE_S *display_device, INT_T brightness)
	Set display brightness(Backlight or HSB) 更多...

OPERATE_RET	tkl_disp_set_info (TKL_DISP_DEVICE_S display_device, TKL_DISP_INFO_S info)
	Set display info 更多...

OPERATE_RET	tkl_disp_set_power_mode (TKL_DISP_DEVICE_S *display_device, TKL_DISP_POWER_MODE_E power_mode)
	Sets the display screen's power state 更多...

OPERATE_RET	tkl_disp_wait_vsync (TKL_DISP_DEVICE_S *display_device)
	Wait for vsync signal 更多...

详细描述

Common process - display

版本: 0.1

日期: 2021-07-26

版权所有: Copyright 2019-2021 Tuya Inc. All Rights Reserved.

支持图像的位块传输。
支持色彩填充。
需要支持HDMI/VGA/DP等外接设备的热插拔通知。
需要支持HDMI/VGA/DP等外接设备格式/分辨率/刷新率的查询和设置
需要支持帧同步接口，避免图像刷新的撕裂。
需要支持多个图层。
需要提供一个类似gralloc的内存管理接口，用于将内核framebuffer或dma-buf直接映射给应用使用，减少拷贝操作

函数说明

◆ tkl_disp_alloc_framebuffer()

TKL_DISP_FRAMEBUFFER_S * tkl_disp_alloc_framebuffer ( TKL_DISP_DEVICE_S * display_device )

Alloc mapped framebuffer or layer

参数

display_device display device

返回: VOID_T* Pointer to mapped memory

◆ tkl_disp_blit()

OPERATE_RET tkl_disp_blit	(	TKL_DISP_DEVICE_S *	display_device,
		TKL_DISP_FRAMEBUFFER_S *	buf,
		TKL_DISP_RECT_S *	rect
	)

参数

display_device	display device
buf	framebuffer
rect	destination area

返回: OPERATE_RET 0 on success. A negative error code on error.

◆ tkl_disp_deinit()

OPERATE_RET tkl_disp_deinit ( TKL_DISP_DEVICE_S * display_device )

Release display device

参数

display_device display device

返回: OPERATE_RET 0 on success. A negative error code on error.

◆ tkl_disp_fill()

OPERATE_RET tkl_disp_fill	(	TKL_DISP_DEVICE_S *	display_device,
		TKL_DISP_RECT_S *	rect,
		TKL_DISP_COLOR_U	color
	)

Fill destination area with color

参数

display_device	display device
rect	destination area to fill
color	color to fill

返回: OPERATE_RET

◆ tkl_disp_flush()

OPERATE_RET tkl_disp_flush ( TKL_DISP_DEVICE_S * display_device )

Flush buffers to display device

参数

display_device display device

返回: OPERATE_RET 0 on success. A negative error code on error.

◆ tkl_disp_free_capabilities()

OPERATE_RET tkl_disp_free_capabilities	(	TKL_DISP_DEVICE_S *	display_device,
		TKL_DISP_INFO_S *	cfg
	)

Free capabilities get by tkl_disp_get_capabilities()

参数

display_device	display device
cfg	configurations

返回: OPERATE_RET 0 on success. A negative error code on error.

◆ tkl_disp_free_framebuffer()

VOID_T tkl_disp_free_framebuffer	(	TKL_DISP_DEVICE_S *	display_device,
		TKL_DISP_FRAMEBUFFER_S *	buf
	)

Free mapped framebuffer or layer

参数

display_device	display device
buf	Pointer to mapped memory

返回: VOID_T

◆ tkl_disp_get_brightness()

OPERATE_RET tkl_disp_get_brightness	(	TKL_DISP_DEVICE_S *	display_device,
		INT_T *	brightness
	)

Get display brightness(Backlight or HSB)

参数

display_device	display device
brightness	brightness

返回: OPERATE_RET 0 on success. A negative error code on error.

◆ tkl_disp_get_capabilities()

OPERATE_RET tkl_disp_get_capabilities	(	TKL_DISP_DEVICE_S *	display_device,
		TKL_DISP_INFO_S **	cfg
	)

Get capabilities supported by display(For external display device. e.g. HDMI/VGA)

参数

display_device	display device
cfg	configurations

返回: OPERATE_RET 0 on success. A negative error code on error.

◆ tkl_disp_get_info()

OPERATE_RET tkl_disp_get_info	(	TKL_DISP_DEVICE_S *	display_device,
		TKL_DISP_INFO_S *	info
	)

Get display info

参数

display_device	display device
info	display device info

返回: OPERATE_RET 0 on success. A negative error code on error.

◆ tkl_disp_get_power_mode()

OPERATE_RET tkl_disp_get_power_mode	(	TKL_DISP_DEVICE_S *	display_device,
		TKL_DISP_POWER_MODE_E *	power_mode
	)

Gets the display screen's power state

参数

display_device	display device
power_mode	power state

返回: OPERATE_RET 0 on success. A negative error code on error.

◆ tkl_disp_init()

OPERATE_RET tkl_disp_init	(	TKL_DISP_DEVICE_S *	display_device,
		TKL_DISP_EVENT_HANDLER_S *	event_handler
	)

Init and config display device

参数

display_device	display device
cfg	display configuration

返回: OPERATE_RET 0 on success. A negative error code on error.

◆ tkl_disp_set_brightness()

OPERATE_RET tkl_disp_set_brightness	(	TKL_DISP_DEVICE_S *	display_device,
		INT_T	brightness
	)

Set display brightness(Backlight or HSB)

参数

display_device	display device
brightness	brightness

返回: OPERATE_RET 0 on success. A negative error code on error.

◆ tkl_disp_set_info()

OPERATE_RET tkl_disp_set_info	(	TKL_DISP_DEVICE_S *	display_device,
		TKL_DISP_INFO_S *	info
	)

Set display info

参数

display_device	display device
info	display device info

返回: OPERATE_RET

◆ tkl_disp_set_power_mode()

OPERATE_RET tkl_disp_set_power_mode	(	TKL_DISP_DEVICE_S *	display_device,
		TKL_DISP_POWER_MODE_E	power_mode
	)

Sets the display screen's power state

参数

display_device	display device
power_mode	power state

返回: OPERATE_RET 0 on success. A negative error code on error.

◆ tkl_disp_wait_vsync()

OPERATE_RET tkl_disp_wait_vsync ( TKL_DISP_DEVICE_S * display_device )

Wait for vsync signal

参数

display_device display device

返回: OPERATE_RET 0 on success. A negative error code on error.

结构体

类型定义

枚举

函数

详细描述

函数说明

◆ tkl_disp_alloc_framebuffer()

◆ tkl_disp_blit()

◆ tkl_disp_deinit()

◆ tkl_disp_fill()

◆ tkl_disp_flush()

◆ tkl_disp_free_capabilities()

◆ tkl_disp_free_framebuffer()

◆ tkl_disp_get_brightness()

◆ tkl_disp_get_capabilities()

◆ tkl_disp_get_info()

◆ tkl_disp_get_power_mode()

◆ tkl_disp_init()

◆ tkl_disp_set_brightness()

◆ tkl_disp_set_info()

◆ tkl_disp_set_power_mode()

◆ tkl_disp_wait_vsync()