本文论述了硬件平台的设计实现和高清晰度视频解码软件的实现。
This paper discusses designing the hardware platform and developing HD video decoding software.
首先,使用软件解码视频要比使用硬件更加耗费电量,而电量对于手持设备来说是很重要的。
Firstly, decoding video in software is a much more power-intensive process than decoding the video in hardware, and power is at a premium in handheld devices.
使用CCD摄像机、视频解码芯片、DSP搭建硬件平台,并嵌入软件识别检测容量算法,可实时显示容量值,并有自动报警功能。
Using CCD camera, video decoding chip, DSP to set up a hardware, embodied the software, it can examine the volume, display the result and auto alarm.
本论文研究了MPEG - 4标准,在实现MPEG - 4视频编解码器软件原型的基础上,重点研究了编码过程中的两项关键技术:运动估计和码率控制。
This paper research the MPEG-4 standard and realize the software prototype of the MPEG-4 video codec. The paper emphasize two key techniques in MPEG-4 encoder: Motion Estimation and Bit Rate Control.
本文报告了一种新的纯软件视频编解码算法。
A novel software-only video codec is presented in this paper.
随后,本文在PC机上采用VC编写了改进后的MPEG - 4视频编码器和解码器的软件,验证了对算法改进的可行性。
Later this paper implements the software of modified video encoder and decoder of MPEG-4 using VC on PC platform, which verifies feasibility of modified algorithms.
视频解码芯片的结构因硬件强大的处理能力和软件灵活的可编程功能从硬件转向软硬件分区结构。
The architecture of video decoder is transforming from dedicated hardware to HW/SW partition owing to the powerful process of hardware and the flexibility and programmability of software.
为了能够在播放视频时达到高电池续航时间,移动设备必须使用硬件解码视频,因为软件解码需要耗费太多的电能。
To achieve long battery life when playing video, mobile devices must decode the video in hardware; decoding it in software USES too much power.
通过采用功能全面的视频解码器并辅以dsp软件的配合,本系统可以兼容多种视频格式。
By using the full functional video decoder and cooperated with the DSP program, this system can be compliant with various video formats.
软件主要有操作系统及音视频编解码算法等部分。
The software includes operating system , audio and video coding algorithm.
本课题提出并实现了使用单片媒体处理器全软件实现系统解复用、音视频解码的高清晰度有线电视机顶盒的方案。
In this project, a solution of realizing a completely programmable HDTV STB based on a single media processor is presented.
第二章对视频编解码器软件的硬件平台——OMAP1510的DSP子系统及其集成开发环境CCS的功能特点进行了介绍,并分析了硬件平台和开发环境对视频编解码器性能实现的影响。
Chapter 2 introduced the features of the hardware platform - OMAP1510's DSP subsystem and it's related integrated development environment - CCS and analyzed these features' impact on the video codec.
第二章对视频编解码器软件的硬件平台——OMAP1510的DSP子系统及其集成开发环境CCS的功能特点进行了介绍,并分析了硬件平台和开发环境对视频编解码器性能实现的影响。
Chapter 2 introduced the features of the hardware platform - OMAP1510's DSP subsystem and it's related integrated development environment - CCS and analyzed these features' impact on the video codec.
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