CN203289583U - A network code stream converter - Google Patents
A network code stream converter Download PDFInfo
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- CN203289583U CN203289583U CN2013203381928U CN201320338192U CN203289583U CN 203289583 U CN203289583 U CN 203289583U CN 2013203381928 U CN2013203381928 U CN 2013203381928U CN 201320338192 U CN201320338192 U CN 201320338192U CN 203289583 U CN203289583 U CN 203289583U
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- code stream
- network code
- memory
- decoder
- microprocessor
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Abstract
The utility model discloses a network code stream converter comprising a microprocessor connected with a first memory, an operation indicating lamp, and a FLASH. The microprocessor is also connected with a PCI bridge chip, an Ethernet interface, and a decoder. The PCI bridge chip is connected with an IDE interface. The decoder is connected with a second memory and a digital-to-analog converting circuit. The network code stream converter has advantages that the network code stream converter is suitable for converting MPEG-4 video code streams in order to enable the output of the MPEG-4 video code streams to satisfy a television signal, and that the network code stream converter has a self-adaptive resource allocation capability and high-quality video images.
Description
Technical field
The utility model relates to a kind of code stream transducer, relates in particular a kind of transducer of video code flow for network.
Background technology
Along with the development of science and technology, the sharing of media information resource, Internet resources can, by televising, just need transcoding technology.But, the development of network technology, people are higher to the requirement of transmission of video speed and picture quality.Most players all moves on PC at present, and its range of application is very restricted.
The utility model content
The utility model provides a kind of network code stream transformer, and the video code flow conversion that it is applicable to MPEG-4, make its output that meets TV signal, and it has adaptive resource allotment ability, and the video image high-quality.
For solving above-mentioned technical problem, the utility model by the following technical solutions:
The network code stream transformer, it comprises microprocessor, be connected with first memory, relay indicating light and FLASH on described microprocessor, also be connected with pci bridge chip, Ethernet interface and decoder on described microprocessor, be connected with ide interface on described pci bridge chip, be connected with second memory and D/A converting circuit on described decoder.
Further technical scheme is:
Described pci bridge chip, Ethernet interface and decoder all are connected with microprocessor in the mode of pci bus.
Described microprocessor is TMPR4925XB-200.
Described decoder is VW2010 A/V/S codec chip.
Described pci bridge chip is PCI9054.
Described first memory and second memory are SDRAM.
Compared with prior art, the beneficial effects of the utility model are: of the present utility model can the conversion the video code flow of MPEG-4, make its output requirement that meets TV signal, and it has adaptive resource allotment ability, and video transmission quality is high.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is structured flowchart of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.Execution mode of the present utility model includes but not limited to the following example.
[embodiment]
Network code stream transformer as shown in Figure 1, it comprises microprocessor, be connected with first memory, relay indicating light and FLASH on described microprocessor, also be connected with pci bridge chip, Ethernet interface and decoder on described microprocessor, be connected with ide interface on described pci bridge chip, be connected with second memory and D/A converting circuit on described decoder.
Described pci bridge chip, Ethernet interface and decoder all are connected with microprocessor in the mode of pci bus.
Described microprocessor is TMPR4925XB-200.
Described decoder is VW2010 A/V/S codec chip.
Described pci bridge chip is PCI9054.
Described first memory and second memory are SDRAM, can solve the unsettled situation of data flow, to guarantee normal decode procedure.
The course of work of the present embodiment is as follows:
FLASH is flash memory, and FLASH is used for the storage hardened operating system, and first memory and second memory move for system as internal memory.D/A converting circuit is connected with TV.Pci bridge chip is pci bus signal conversion local bus signal.But ide interface connection ID E hard disk, can decode to the video in hard disk it.Vision signal in network enters microprocessor, and decoder carries out hard decoder to MPEG-4, and sends to and televise, to improve the quality of video.Microcontroller can be controlled relay indicating light the operating state of whole equipment is shown.
, according to the above embodiments, can well complete the utility model.
Be as mentioned above embodiment of the present utility model.The utility model is not limited to above-mentioned execution mode, and anyone should learn the structural change of making under enlightenment of the present utility model, every with the utlity model has identical or close technical scheme, within all falling into protection range of the present utility model.
Claims (6)
1. network code stream transformer, it is characterized in that: it comprises microprocessor, be connected with first memory, relay indicating light and FLASH on described microprocessor, also be connected with pci bridge chip, Ethernet interface and decoder on described microprocessor, be connected with ide interface on described pci bridge chip, be connected with second memory and D/A converting circuit on described decoder.
2. network code stream transformer according to claim 1, it is characterized in that: described pci bridge chip, Ethernet interface and decoder all are connected with microprocessor in the mode of pci bus.
3. network code stream transformer according to claim 1, it is characterized in that: described microprocessor is TMPR4925XB-200.
4. network code stream transformer according to claim 1, it is characterized in that: described decoder is VW2010 A/V/S codec chip.
5. network code stream transformer according to claim 1, it is characterized in that: described pci bridge chip is PCI9054.
6. network code stream transformer according to claim 1, it is characterized in that: described first memory and second memory are SDRAM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203381928U CN203289583U (en) | 2013-06-14 | 2013-06-14 | A network code stream converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203381928U CN203289583U (en) | 2013-06-14 | 2013-06-14 | A network code stream converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203289583U true CN203289583U (en) | 2013-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203381928U Expired - Fee Related CN203289583U (en) | 2013-06-14 | 2013-06-14 | A network code stream converter |
Country Status (1)
| Country | Link |
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| CN (1) | CN203289583U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103313096A (en) * | 2013-06-14 | 2013-09-18 | 成都思迈科技发展有限责任公司 | Network code stream converter |
| CN105516712A (en) * | 2015-12-11 | 2016-04-20 | 中国航空工业集团公司西安航空计算技术研究所 | Audio and video decoding chip test platform and method |
-
2013
- 2013-06-14 CN CN2013203381928U patent/CN203289583U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103313096A (en) * | 2013-06-14 | 2013-09-18 | 成都思迈科技发展有限责任公司 | Network code stream converter |
| CN105516712A (en) * | 2015-12-11 | 2016-04-20 | 中国航空工业集团公司西安航空计算技术研究所 | Audio and video decoding chip test platform and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131113 Termination date: 20140614 |
|
| EXPY | Termination of patent right or utility model |