CN1798246A - Video display device and method - Google Patents
Video display device and method Download PDFInfo
- Publication number
- CN1798246A CN1798246A CN 200410093244 CN200410093244A CN1798246A CN 1798246 A CN1798246 A CN 1798246A CN 200410093244 CN200410093244 CN 200410093244 CN 200410093244 A CN200410093244 A CN 200410093244A CN 1798246 A CN1798246 A CN 1798246A
- Authority
- CN
- China
- Prior art keywords
- image
- picture
- trend
- data signal
- video
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The method includes following steps: decides if the source code video signals are consecutively motion graphic signals; if yes, then they are outputted by interface mode; if they are static graphic, then they are outputted by line by line scan mode. The invention makes motion graphic more natural, and makes static graphic more clearly.
Description
(1) technical field
The invention of the relevant video display devices of the present invention, particularly relevant for when the continuous dynamic image, scan with interlace mode, be when not having trend in the video of benchmark or the image with the trend, scan with progressive scan mode, with this image being seemed makes static image seem more clear by nature, improves a kind of video display devices and method thereof that effect is improved image quality to greatest extent.
(2) background technology
Usually, vision signal can transmit with interlacing scan or the video mode of lining by line scan, but when display penetrated scan line display frame, television set (TV) display used interlace mode, and computer (PC) display then uses progressive scan mode.
Fig. 1 a is the figure of expression interlace mode, and Fig. 1 b is the figure of expression progressive scan mode.
As shown in Figure 1a, in interlacing scan (Interlaced) vision signal, frame comprises as 1,3,5,7... arrange and afterwards 2,4,6, the set that the compartment in two order fields that 8... arranges is arranged.
Simultaneously, the arrangement in each field just was shown in per 1/60 second, because speed is exceedingly fast, can becomes a complete picture and show.
And, in interlace mode, transmit vision signal and also help to preserve bandwidth.
In addition, though the picture reaction time of moment conversion is very fast with 1/60 second, when watching tableaux, there is the serious problem of shake.
In contrast, shown in Fig. 1 b, be that image shows an arrangement by next frame after arranging and generally showing to lower end level successively from the screen upper end more from top to bottom at every turn in (progressive) mode of lining by line scan.
Simultaneously, the time that is reacted to picture is 1/30 second, so tableaux is clean, but at dynamic menu more for a long time, reaction speed will slow down and seem nature.
As mentioned above, suppose when frog is actionless, if show with progressive scan mode, will be clear; But then exist its effect can bring the problem of dislike with interlace mode.Under situation about supposing in contrast, also can there be same problem.
(3) summary of the invention
This invention is to propose in order to address the above problem, and its purpose is to provide when display penetrates scan line, if trend continuous dynamic image just utilizes interlace mode to penetrate; If be benchmark or the image that does not have trend with the trend, then penetrate with progressive scan mode, with this image is seemed and make static image seem more clear by nature, improve a kind of video display devices and method thereof that effect is improved image quality to greatest extent.
To achieve these goals, video display devices of the present invention is the video display devices that shows the source code video data signal, consist of characteristics by following components: controller, comprise single picture controller and primary and secondary/bi-directional picture controller, when display system penetrates encoded video information stream as the source code video data signal, judge whether above-mentioned vision signal has dynamic image, if as the PIP between single picture and the single picture and the dynamic menu of bi-directional picture, just utilize interlace mode to penetrate, if be the single picture or the static image of benchmark, then penetrate with progressive scan mode with the trend; Grasp the video data signal characteristics according to described control 1, and the decoder that this is decoded; Show before the video data signal of described decoder decode, the rebuilding module that reconstitutes, the video data signal that rebuilt module reconstitutes is presented at display system to be suitable for progressive scan mode or interlace mode.
Simultaneously, above-mentioned controller is its characteristics with following part: if be benchmark or static image with the trend, penetrate and the single picture controller of control with progressive scan mode with regard to making it; If the image of continuous trend penetrates and the primary and secondary/bi-directional picture controller of control with interlace mode with regard to making it.
According to another side of the present invention, the display packing of video display devices is display system to be penetrated the method for former video data signal, is its characteristics by following steps: judge whether above-mentioned former video data signal is the step of the continuous image of trend; When above-mentioned steps is judged as the continuous image of trend, penetrate with interlace mode, if be the step that benchmark or static image then penetrate with progressive scan mode with the trend.
Effect of the present invention:
As mentioned above, according to video display devices of the present invention and method thereof, when display penetrates scan line, if the continuous image of trend just penetrates with interlace mode; If when with the trend being the image of benchmark or static image, then penetrate with progressive scan mode, with this image is seemed and make static image seem more clear by nature, improve effect to greatest extent and improve image quality.
For further specifying above-mentioned purpose of the present invention, design feature and effect, the present invention is described in detail below with reference to accompanying drawing.
(4) description of drawings
Fig. 1 a is the figure of expression interlace mode, and Fig. 1 b is the figure of expression progressive scan mode.
Fig. 2 a, b are the function integration maps according to video display devices of the present invention, and wherein Fig. 2 b is the function integration map of the video display devices after Fig. 2 a middle controller structure is launched.
Fig. 3 is the figure of the mpeg video stream process of expression video display devices of the present invention.
The symbol description of major part in the accompanying drawing:
11: controller
11a:I-picture (single picture) controller
11b:P/B-picture (primary and secondary/bi-directional picture) controller
12: decoder 13: rebuilding module (Reconstruction module)
(5) embodiment
Below with reference to accompanying drawings, the embodiment to video display devices of the present invention and method thereof is elaborated.
Fig. 2 a, b are the function integration maps of video display devices of the present invention, and wherein Fig. 2 b is the function integration map of the video display devices after Fig. 2 a middle controller 11 structures are launched.
As Fig. 2 a, shown in the b, video display devices according to the present invention comprises controller 11, the effect of controller is: when display system is penetrated encoded video information stream (Videobit stream) (to call video data signal in the following text) as the source code video data signal, judge whether above-mentioned vision signal has dynamic image, if as P-Picture (PIP) between I-Picture (single picture) and the I-Picture (single picture) and the dynamic menu (Picture) of B-Picture (bi-directional picture), just utilize interlacing scan (interlaced) mode to penetrate, if be that the I-Picture or the static image of benchmark then penetrates in (progressive) mode of lining by line scan with the trend.
Here, above-mentioned controller 11 is made up of following components: when with the trend being the I-Picture of benchmark or static image, it is penetrated and single picture (I-Picture) the controller 11a that controls in (progressive) mode of lining by line scan; If during the continuous picture (Picture) of the such trend of P-Picture between I-Picture and the I-Picture and B-Picture, it is penetrated and primary and secondary/bi-directional picture (P/B-Picture) controller 11b of controlling in interlacing scan (interlaced) mode.
Simultaneously, comprise according to above-mentioned controller 11 and grasp the video data signal characteristics, and the decoder 12 that this is decoded.
Also comprise before the video data signal that shows above-mentioned decoder 12 decodings the rebuilding module 13 that reconstitutes.
Simultaneously, the video data signal that is reconstituted by above-mentioned rebuilding module 13 suitably is suitable for progressive scan mode or interlace mode and is presented at display systems such as display.
Fig. 3 is the figure of expression according to the process of the mpeg video stream on the video display devices of the present invention.
As shown in Figure 3, mpeg video stream constitutes with the sequence-header (Sequence header) of a series of most image groups (GOP:Group Of Picture) and the above-mentioned most image group information of demonstration.
Simultaneously, above-mentioned image group (GOP) is made of the image group title (GOP picture) of most pictures (Picture) and the above-mentioned most image informations of demonstration.
In addition, the most images that are included in above-mentioned image group are by constituting with bi-directional picture (B-Picture) as the single picture (I-Picture) of its reference images with as the above-mentioned single picture (I-Picture) and the PIP (P-Picture) between the single picture (I-Picture) of image data.
On image display of the present invention, when penetrating mpeg video stream, will judge whether above-mentioned video flowing is the image of continuous trend.
At this moment, if be judged as the picture of the PIP (P-Picture) between single picture (I-Picture) and the single picture (I-Picture) with the continuous trend of bi-directional picture (B-Picture), just penetrate in interlacing scan (interlaced) mode, when with the image trend being the single picture (I-Picture) of benchmark or static image, penetrate with progressive scan mode (progressive), make the image nature that seems with this, make static image seem more clear, improve the image quality that effect is improved video flowing to greatest extent.
Those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, and be not to be used as limitation of the invention, as long as in connotation scope of the present invention, all will drop in the scope of claims of the present invention variation, the modification of the above embodiment.
Claims (3)
1, a kind of video display devices is the video display devices that shows former image data signal, it is characterized in that comprising:
Controller, when display system penetrates encoded video information stream as the source code video data signal, judge whether above-mentioned vision signal has dynamic image, if as the PIP between single picture and the single picture and the dynamic menu of bi-directional picture, just utilize interlace mode to penetrate, if be the single picture or the static image of benchmark, then penetrate with progressive scan mode with the trend;
Grasp the video data signal characteristics according to described control 1, and the decoder that this is decoded;
Show before the video data signal of described decoder decode, the rebuilding module that reconstitutes, the video data signal that rebuilt module reconstitutes is presented at display system to be suitable for progressive scan mode or interlace mode.
2, video display devices as claimed in claim 1 is characterized in that:
Described controller is by when with the trend being the image of benchmark or static image, single picture controller of control and if during the continuous image of trend with regard to it is penetrated with progressive scan mode just penetrates with interlace mode and primary and secondary/bi-directional picture controller of control is formed.
3, a kind of display packing of video display devices as claimed in claim 1 is the method that penetrates source code image data signal to display system, it is characterized in that being made up of following steps:
Judge whether described source code image data signal is the step of the continuous image of trend;
In above-mentioned steps, as be judged as the continuous image of trend, just penetrate with interlace mode;
In above-mentioned steps, as be judged as with the trend when being the image of benchmark or static image, then the step that penetrates with progressive scan mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410093244 CN1798246A (en) | 2004-12-20 | 2004-12-20 | Video display device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410093244 CN1798246A (en) | 2004-12-20 | 2004-12-20 | Video display device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1798246A true CN1798246A (en) | 2006-07-05 |
Family
ID=36818977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410093244 Pending CN1798246A (en) | 2004-12-20 | 2004-12-20 | Video display device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1798246A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107155136A (en) * | 2007-08-15 | 2017-09-12 | Ati科技无限责任公司 | The automatic reduction of video display device power consumption |
-
2004
- 2004-12-20 CN CN 200410093244 patent/CN1798246A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107155136A (en) * | 2007-08-15 | 2017-09-12 | Ati科技无限责任公司 | The automatic reduction of video display device power consumption |
| CN107155136B (en) * | 2007-08-15 | 2021-03-30 | Ati科技无限责任公司 | Automatic reduction of power consumption in video display devices |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1293750C (en) | Trick modes using non-progressive dummy bidirectional predictive pictures | |
| US10200744B2 (en) | Overlay rendering of user interface onto source video | |
| CN101518066B (en) | Image displaying device and method, and image processing device and method | |
| RU2511595C2 (en) | Image signal decoding apparatus, image signal decoding method, image signal encoding apparatus, image encoding method and programme | |
| US8726325B2 (en) | Method and apparatus for scheduling delivery of video and graphics | |
| CN1770819A (en) | Image display apparatus | |
| US20020009287A1 (en) | Method and apparatus for decoding and recording medium | |
| CN1164078C (en) | Character frame method for 16 : 9 aspect ratio transformation of MPEG image | |
| CN1324893C (en) | Trick mode using non-progressive dummy bidirectional predictive pictures | |
| CN1137575C (en) | Screen display processor | |
| GB2333414A (en) | Video decoder and decoding method for digital TV system using skip and wait functions to control decoder | |
| CN1705355A (en) | Television broadcast receiving apparatus, program information processing method and program information processing program | |
| Kimata et al. | Panorama video coding for user-driven interactive video application | |
| CN1666502A (en) | Method and apparatus for conversion of video formats to 120 hz 4 to 1 interlaced formats | |
| CN1719888A (en) | Apparatus for implementing video frequency sequential to interlaced conversion and converting method | |
| CN1274143C (en) | Fast motion trick mode using non-progressive dummy bidirectional predictive pictures | |
| CN1889167A (en) | Frame rate adjusting method and apparatus for displaying video on interlace display devices | |
| CN1798246A (en) | Video display device and method | |
| CN1714571A (en) | Circuit for processing video signal containing information such as closed caption | |
| CN1196326C (en) | Generating a multi-window video signal | |
| CN1745577A (en) | Slow video display trick mode | |
| KR20200053485A (en) | Playback apparatus, playback method, program, and recording medium | |
| CN109167943A (en) | COAX interface TV ISDB-T signal processing method and system | |
| CN100341325C (en) | Method of displaying fed back terminal name in digital multiple-picture meeting TV system | |
| CN1317888C (en) | Image signal processor and image display |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |