# 概述

Qualcomm^®^ Adreno™ 显示处理单元 (DPU) 提供硬件加速图像处理。DPU 从内存中检索像素数据，并通过标准接口将其发送到显示外设。

![../../_images/overview1.png](data:image/png;base64,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)

**图：DPU 架构**

DPU 提供以下图像处理和接口功能：

- **图像处理**包括以下内容：

    - **组合**：将单个图层混合到一个可发送到显示面板的帧中。
    - **缩放**：支持放大/缩小源图像以匹配面板分辨率。
    - **颜色格式转换**：将颜色从一种颜色格式转换为另一种颜色格式（从 YUV 到 RGB）。
    - **颜色空间转换**：将颜色从一个颜色空间转换为另一个颜色空间（sRGB、P3 和 BT2020）。
    - **颜色处理**：增强颜色以获得更好的视觉质量
- **接口**：使用 MIPI DSI 接口连接各种显示屏，或者使用 DisplayPort 连接电脑或显示器。

    - **MIPI DSI**：定义主机处理器和外围设备之间的协议，这些协议符合移动设备接口的 MIPI 联盟规范。
    - **DisplayPort**：作为数字显示接口，主要连接视频源到电脑显示器等显示设备，也可以传输音频、USB 等数据形式

Adreno DPU 引擎的硬件功能通过 [Qualcomm^®^ Intelligent Multimedia SDK (IM SDK)](https://docs.qualcomm.com/bundle/publicresource/topics/80-70017-50/overview.html) 和 `libdrm` API 公开。

Note

请参阅 Qualcomm^®^ Linux^®^ 上支持的[硬件 SoC](https://docs.qualcomm.com/bundle/publicresource/topics/80-70017-115/soc.html)。

Last Published: Jan 23, 2025

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