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Embedded video server based on ARM framework and DSP framework

A video server and embedded technology, applied in the field of network video, can solve problems such as low performance and flexibility, and achieve the effects of eliminating wiring work, high versatility, and strong environmental adaptability

Inactive Publication Date: 2010-02-17
SHANDONG UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

For example, "a network video server" mentioned in the invention patent with publication number CN101094386, because the video server adopts a single microprocessor mode, audio and video encoding compression and other logic functions are all completed by the single microprocessor , its performance and flexibility are relatively low

Method used

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  • Embedded video server based on ARM framework and DSP framework
  • Embedded video server based on ARM framework and DSP framework
  • Embedded video server based on ARM framework and DSP framework

Examples

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Embodiment 1

[0027] Embodiment 1: (device embodiment)

[0028] Embodiments of the device of the present invention are Figure 1-2 Shown includes ARM9 microprocessor 1, TI C6000 DSP chip 2, DDR2 SDRAM memory 3, Flash memory 4, SATA hard disk 5, high-speed Ethernet controller 6, is characterized in that ARM9 microprocessor 1 and TI C6000 DSP chip 2 , DDR2 SDRAM memory 3, Flash memory 4, SATA hard disk 5, and high-speed Ethernet controller 6 are connected and are responsible for running the operating system and user programs.

[0029] The above-mentioned TI C6000 DSP chip 2 is connected with the ARM9 microprocessor 1 . Due to the special hardware structure of DSP, special hardware multipliers and special instructions, it can realize various digital signal processing and meet various high real-time requirements rapidly, and the TI C6000 DSP chip among the present invention is used for carrying out high-speed H.264 codec operation.

[0030] The above-mentioned DDR2 SDRAM memory 3 is connecte...

Embodiment 2

[0034] Embodiment 2: (method embodiment)

[0035] The operating method in the device of the present invention is as image 3 As shown, the steps are as follows:

[0036] 12. start;

[0037] 13. Power on the system;

[0038] 14. Hardware initialization;

[0039] 15. Image acquisition and A / D conversion;

[0040] 16. Image compression coding;

[0041] 17. Pack the code stream and store it on the hard disk, and then go to step 15.

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PUM

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Abstract

The invention discloses an embedded video server based on an ARM framework and a DSP framework, belonging to the technical field of network video. The embedded video server comprises an ARM9 microprocessor, a TI C6000 DSP chip, a DDR2 SDRAM memory, a Flash memory, an SATA hard disk and a high-speed Ethernet controller, and is characterized in that the ARM9 microprocessor is respectively connectedwith the TI C6000 DSP chip, the DDR2 SDRAM memory, the Flash memory, the SATA hard disk and the high-speed Ethernet controller, and is responsible for operating an operation system and a user program.The invention provides an embedded video server which features reasonable design, high cost performance and good effect, and can be widely used in the following monitoring occasions, such as coal mines, hospitals, schools, road traffic, subdistricts and wine shops and the like; the invention constructs a remote monitoring system, and can prevent the wiring work in traditional monitoring solutions, thus realizing plug and play and reducing the complexity of network configuration.

Description

(1) Technical field [0001] The invention relates to an embedded video server based on ARM and DSP architecture, which belongs to the technical field of network video. (2) Background technology [0002] Embedded system is application-centric, based on computer technology, software and hardware can be tailored, suitable for application systems, and a dedicated computer system that has strict requirements on function, reliability, cost, volume, and power consumption. It is generally composed of four parts: embedded microprocessor, peripheral hardware devices, embedded operating system and user's application program, and is used to realize functions such as control, monitoring or management of other devices. The embedded video server is a special computer device that collects, compresses, stores and transmits audio and video data. It can build a remote monitoring system and is widely used in financial, transportation, industrial, family and other monitoring occasions, as well as...

Claims

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Application Information

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IPC IPC(8): H04N7/14
Inventor 王祖强王运哲马成海
Owner SHANDONG UNIV
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