CN202856917U - High-definition network television device - Google Patents
High-definition network television device Download PDFInfo
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- CN202856917U CN202856917U CN 201220498184 CN201220498184U CN202856917U CN 202856917 U CN202856917 U CN 202856917U CN 201220498184 CN201220498184 CN 201220498184 CN 201220498184 U CN201220498184 U CN 201220498184U CN 202856917 U CN202856917 U CN 202856917U
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Abstract
The utility model relates to the technical field of video equipment, and particularly relates to a high-definition network television device which is an information terminal based on an IGRS standard. The device comprises a hardware part and a software part. According to the hardware part, a CPU core is employed to be matched with a hardware decoder accelerator structure, and a TS stream demultiplexing unit and an audio and video decoding subsystem are internally installed and are connected through a system external bus. The hardware part is also provided with a video input and output unit, an infrared receiver, a front segment control panel, an audio unit, a network interface and the like, a Linux operating system is employed, and a 1080P HD program stream can be parsed. The software part comprises a platform software layer, a media encoding and decoding layer, a media processing layer, a media management framework layer and an application layer. Through IGRS support, a digital home interactive service based on the IGRS standard is realized, a QoS management system based on IPv6 is achieved, the device and service automatic discovery/automatic configuration are supported, a technical requirement of a user is decreased, and the integration of television and network functions is realized.
Description
Technical field
The utility model relates to the video equipment technical field, especially relates to Web TV equipment.
Background technology
The electrical equipment such as present television set, computer have become the important parts such as modern people's life, work, study and amusement.Along with television set, computer are day by day ripe in its corresponding art, the function that provides is also more and more abundanter, television set also having occurred thus is identical with a lot of functions that computer can provide, TV is not stopping single video playback capability, thereby, how can be effectively with both further integrated be the problem that people are considering.
Summary of the invention
The purpose of this utility model is to provide a kind of high definition Web TV equipment based on IGRS standard, realizes that TV, network function are integrated.
For achieving the above object, the utility model adopts following technical scheme:
A kind of high definition Web TV equipment, this high definition Web TV equipment is a kind of information terminal based on IGRS standard, include hardware components and software section, wherein hardware components adopts core cpu collocation hardware decoding accelerator framework, built-in TS stream demultiplexing unit, audio/video decoding subsystem connect by system's external bus; And also be provided with video input unit, video output unit, infrared receiver, leading portion control panel, audio unit, network interface, USB interface, ide interface, LCD interface and SD interface, adopt linux operating system, can resolve 1080P high-definition program stream; Described infrared receiver and leading portion control panel are by bus extender GPIO 12C, file protocol FIP, modulator PWM and the IR interface connecting system of system peripheral, and network interface can be Ethernet or WIFI by the PCI expansion; Described software section includes platform software layer, media encoding and decoding layer, media processing layer, media management framework layer and application layer, and wherein the platform software layer comprises linux operating system, drive system and IPv4/IPv6 protocol stack; Media encoding and decoding layer comprise Video Codec Audio Codec Image Codec; The media processing layer comprises media file parsing and distribution of media, the Mpeg2 ts dmux demultiplexings such as establishment, media network host-host protocol http and rtp; The media management framework layer comprises user graphical interface, DRM management, IGRS protocol stack; Application layer comprises IGRS's player, local player, browser, network management; In the time of IGRS player plays audio frequency and video directly with IGRS's server by the outer channel transmission data that transmits of band.
Described video input unit includes DVI interface, HDMI interface, VGA interface, rgb interface, CVBS interface and SVIDEO interface, and video output unit includes HDMI interface, VGA interface, CVBS interface and SVIDEO interface.
The audio input interface of described audio unit is I2S interface or S/PDIF interface; And the audio output interface of audio unit is the I2S interface.
Described USB interface connects by the PCI expansion.
The utility model is supported by IGRS, adopts the information interaction between the open various digital devices of standard implementation, realizes the digital home's interactive service based on IGRS standard, based on the QoS management system of IPv6, provides the QoS control strategy of optimization; Support IPv4/IPv6 dual stack, natural advantage with IPv6 equipment is communicated by letter etc. based on the End-to-End Security of IPSec such as 128 bit address, support.Aspect user's experience, support equipment and professional automatically the discovery/automatically configuration can be reduced user's specification requirement greatly especially; Software architecture is excellent, and clear layer, modularization are by force, maintainable and extensibility is high, supports different hardware platforms, and be portable strong.The embedded OS of optimizing is optimized aspects such as memory space, power management and startups, has obtained preferably effect, realizes that TV, network function are integrated, obtains high definition Web TV equipment.
Description of drawings:
Accompanying drawing 1 is structure principle chart of the present utility model;
Accompanying drawing 2 is player of the present utility model and server interaction framework schematic diagram.
Embodiment:
Consult shown in Fig. 1,2, the relevant a kind of high definition Web TV equipment of the utility model, this high definition Web TV equipment is a kind of information terminal based on IGRS standard, include hardware components and software section, wherein hardware components adopts core cpu 1 collocation hardware decoding accelerator 2 frameworks, built-in TS stream demultiplexing unit 3, audio/video decoding subsystem 4 connect by system's external bus; And also be provided with video input unit 5, video output unit 6, infrared receiver 7, leading portion control panel 8, audio unit 9, network interface 10, usb 11, ide interface 12, LCD interface and SD interface 13, adopt linux operating system, can resolve 1080P high-definition program stream; Described infrared receiver 7 and leading portion control panel 8 are by device 14 connected systems of bus extender GPIO 12C, file protocol FIP, modulator PWM and the IR interface composition of system peripheral, and network interface 10 can be Ethernet or WIFI by the PCI expansion; Described software section includes platform software layer, media encoding and decoding layer, media processing layer, media management framework layer and application layer, and wherein the platform software layer comprises linux operating system, drive system and IPv4/IPv6 protocol stack; Media encoding and decoding layer comprise Video Codec Audio Codec Image Codec; The media processing layer comprises media file parsing and distribution of media, the Mpeg2 ts dmux demultiplexings such as establishment, media network host-host protocol http and rtp; The media management framework layer comprises user graphical interface, DRM management, IGRS protocol stack; Application layer comprises IGRS's player, local player, browser, network management; In the time of IGRS player 15 playing audio-video directly with IGRS's server 16 by the outer channel transmission data that transmits of band, as shown in Figure 2.
In the utility model, described video input unit 5 includes DVI interface, HDMI interface, VGA interface, rgb interface, CVBS interface and SVIDEO interface, and video output unit 6 includes HDMI interface, VGA interface, CVBS interface and SVIDEO interface.The audio input interface of described audio unit 9 is I2S interface or S/PDIF interface; And the audio output interface of audio unit 9 is the I2S interface.Described usb 11 is by PCI expansion connected system.
The utility model work is as follows:
After the device power, each equipment to its place based on the information on services that oneself provides of broadcasting on the IGRS network of IPv6, then by the data interaction between remote controller control and coordination IGRS's server and the IGRS's player, in the time of IGRS player plays audio frequency and video directly with IGRS's server by the outer channel transmission data that transmits of band, reciprocal process is described below:
A), find AV service on the IGRS equipment by the IGRS service discovery mechanisms, comprise content indexing service, source of media connection management service, the service of source of media transfer management, media object connection management service, the service of media object transfer management and present management service;
B), obtain the sequencing ability of content indexing service support on IGRS's media server: call the content indexing service interface, return value is the sequencing ability of content indexing service support, for example return " * " and with regard to the support of denoting contents index service all contents directory object properties are sorted, return " DeviceName " and just express support for device name is sorted;
C), inquire about, browse, locate the content that needs transmission to play: the corresponding interface that calls content indexing service on the media server operates the browse for media content catalogue, and returned content comprises the connection management identifier that media name corresponding to media content object, media formats, this items of media content are corresponding etc.;
D), obtain host-host protocol, control protocol and the media formats that IGRS's media server is supported: return connection management service identifier corresponding to media item according to step c), the interface that remote controller calls this service (connection management service) obtains host-host protocol, control protocol and the media formats of this connection management service support, and media server end IP available address list;
E), obtain host-host protocol, control protocol and the media formats that IGRS's media player is supported: the connection management service interface that calls on IGRS's media player obtains host-host protocol, control protocol and the media formats of this connection management service support.If there are a plurality of connection management services on this equipment, the interface that a plurality of connection management services are then called at the control point successively obtains host-host protocol, control protocol and the media formats of its support;
F), matching treatment is carried out at the control point: host-host protocol, control protocol and media formats that remote controller is supported IGRS's media server and IGRS's media player mate.For the media formats coupling, the current media formats of media object will be mated preferentially;
G), media transcoding: whether remote controller calls on IGRS's media server content indexing service operations request can the convert media content format, can the content indexing service on IGRS's media server will be judged self carry out media format conversion this moment, will whether agree that the response of carrying out media format conversion returns control point (this interface can be selected at random according to the difference of using)
H), configuration IGRS media server/IGRS's media player: call respectively the connection management service of media source and the connection management service operations of media object end, the notice media server is connected with the media object device and is connected connection with media formats based on the host-host protocol that chooses and will sets up.The connection management service of source of media and the connection management service of media object will be returned respectively the control point connection identifier (CID, are used for the management to connecting.Simultaneously, based on the host-host protocol of selecting, the connection management service of media object end will be returned to the control point transmission Provisioning Instance Identifier, this identifier will by the transfer management service of media object end be used for controlling the flowing of media content (as play, suspend, stop, search etc.).In addition, the connection management service of media object end will be returned one and present the management identifier, will be used for controlling the characteristic that presents of media content by the control point.The IP available address list that input medium server end GetProtocolInfo returns when the PrepareForConnection of the connection management service of calling the media object end, export attachable IP address list, produce one of foundation of media object in the transmission medium tabulation as the control point, back;
I), select transferring content: the SetTransportURIList that remote controller calls the media object transfer management service on IGRS's player operates to identify the content that will transmit.Wherein the media list of input is the connected IP address list that the control point has matched;
J), the content delivery of beginning media object: use the service of media object transfer management, call the transfer management operation (as play, stop, search etc.).For because media format information and the unmatched mistake of physical medium server-capabilities of the GetProtocolInfo output that causes are closed in the transcoding service, unified with http 404 misrepresentations;
K), adjust the characteristic that presents of media object: present management service on the invokes media players, call and present the bookkeeping interface and finish the adjustment that presents characteristic (as adjusting brightness, contrast, volume, quiet etc.);
L), adjust the media object of current broadcast in the playlist: call Next or Previous Interface realization in the source of media transmission service, can adjust to media object next to be played or the previous media object of having play of appointment in the play mode, continue to play one by one according to play mode;
M), close the connection between media server and the media player: behind the session termination between the two, the associative operation that the connection management service of the connection management service of source of media and media object is called at the control point is closed the connection between the two.
Claims (4)
1. high definition Web TV equipment, it is characterized in that: this high definition Web TV equipment is a kind of information terminal based on IGRS standard, include hardware components and software section, wherein hardware components adopts core cpu collocation hardware decoding accelerator framework, built-in TS stream demultiplexing unit, audio/video decoding subsystem connect by system's external bus; And also be provided with video input unit, video output unit, infrared receiver, leading portion control panel, audio unit, network interface, USB interface, ide interface, LCD interface and SD interface, adopt linux operating system, can resolve 1080P high-definition program stream; Described infrared receiver and leading portion control panel are by bus extender GPIO 12C, file protocol FIP, modulator PWM and the IR interface connecting system of system peripheral, and network interface can be Ethernet or WIFI by the PCI expansion; Described software section includes platform software layer, media encoding and decoding layer, media processing layer, media management framework layer and application layer, and wherein the platform software layer comprises linux operating system, drive system and IPv4/IPv6 protocol stack; Media encoding and decoding layer comprise Video Codec Audio Codec Image Codec; The media processing layer comprises media file parsing and distribution of media, the Mpeg2 ts dmux demultiplexings such as establishment, media network host-host protocol http and rtp; The media management framework layer comprises user graphical interface, DRM management, IGRS protocol stack; Application layer comprises IGRS's player, local player, browser, network management; In the time of IGRS player plays audio frequency and video directly with IGRS's server by the outer channel transmission data that transmits of band.
2. a kind of high definition Web TV equipment according to claim 1, it is characterized in that: described video input unit includes DVI interface, HDMI interface, VGA interface, rgb interface, CVBS interface and SVIDEO interface, and video output unit includes HDMI interface, VGA interface, CVBS interface and SVIDEO interface.
3. a kind of high definition Web TV equipment according to claim 1, it is characterized in that: the audio input interface of described audio unit is I2S interface or S/PDIF interface; And the audio output interface of audio unit is the I2S interface.
4. a kind of high definition Web TV equipment according to claim 1 is characterized in that: described USB interface connects by the PCI expansion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220498184 CN202856917U (en) | 2012-09-27 | 2012-09-27 | High-definition network television device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220498184 CN202856917U (en) | 2012-09-27 | 2012-09-27 | High-definition network television device |
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| CN202856917U true CN202856917U (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220498184 Expired - Lifetime CN202856917U (en) | 2012-09-27 | 2012-09-27 | High-definition network television device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103269333A (en) * | 2013-04-23 | 2013-08-28 | 深圳市京华科讯科技有限公司 | Multimedia accelerating system based on virtualization |
| CN105635815A (en) * | 2014-10-30 | 2016-06-01 | Tcl集团股份有限公司 | Bus-type TV system and communication method thereof |
-
2012
- 2012-09-27 CN CN 201220498184 patent/CN202856917U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103269333A (en) * | 2013-04-23 | 2013-08-28 | 深圳市京华科讯科技有限公司 | Multimedia accelerating system based on virtualization |
| CN105635815A (en) * | 2014-10-30 | 2016-06-01 | Tcl集团股份有限公司 | Bus-type TV system and communication method thereof |
| CN105635815B (en) * | 2014-10-30 | 2019-06-11 | Tcl集团股份有限公司 | A kind of bus-type television system and its means of communication |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130403 |
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| CX01 | Expiry of patent term |