CN101990107A - Encoding system and method, decoding system and method, display system and method - Google Patents
Encoding system and method, decoding system and method, display system and method Download PDFInfo
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Abstract
The invention discloses an encoding system and method, a decoding system and method, a display system and method, the display method comprises the following steps: embedding an image feature in a hidden form into a first image to generate a video signal, wherein the image feature is relative to the first image; performing two-dimensional encoding on the video signal; transmitting the video signal by a transmission channel; receiving the video signal; performing two-dimensional decoding on the video signal; parsing the video signal to take out the image feature; recombining the first image to obtain a second image; and outputting the first image and the second image to a display device for displaying. The display method can transmit relative image signal source necessary for stereo display via a single transmission channel, and also can be compatible to a prior two-dimensional display device downwards to display two-dimensional images.
Description
Technical field
The present invention relates to a kind of video coding/decoding system and display system, particularly a kind of stereoscopic video is carried out the system of coding/decoding and display system and associated method.
Background technology
As is well known, for wanting to present the stereo-picture sensation, the picture material of at least 2 visual angles (LOOK LEFT+LOOK RIGHT) need be provided, giving people's two respectively observes and sees and can be fused into stereo perception, so existing employed three-dimensional video-frequency picture reproducer, need to receive the above video input in two visual angles, make it be projected two (containing above) videos of different visual angles and remove to correspond respectively to beholder's right and left eyes, show more than the twice of (2D) so the video source number of required transmission is at least the plane.
Except the mode that visual angle, left and right sides image is provided respectively, also can use a photo to add a depth image (also being 2 signal sources), two photo about synthesizing respectively; As for two kinds of image sources that this method provided, then can use (right image source)+(producing depth information) generation through the aberration comparison method, perhaps reach by (LOOK LEFT is with the synthetic middle visual angle image of LOOK RIGHT)+methods such as (depth maps) as the DIBR method.Though can produce less volume of transmitted data (the depth of view information amount of information is come lowly than the general pattern amount of information) in this way, can't reduce the input source number of stereoscopic display device.
As shown in Figure 1, it is the block diagram of known Stereoscopic Video Presentation system.The Stereoscopic Video Presentation system includes a three-dimensional video-frequency transfer system 8 and a three-dimensional video-frequency receiving system 9, and three-dimensional video-frequency transfer system 8 comprises a stereo camera shooting unit 80, one first delivery unit 84 and one second delivery unit 88 again; Three-dimensional video-frequency receiving system 9 comprises one first receiving element 92, one second receiving element 94 and a stereoscopic display device 96 again.Stereo camera shooting unit 80 is taken at this and is produced one first image and one second image, and by first delivery unit 84 first image is transferred to first receiving element 92 by a transmission channel respectively, and second image is transferred to second receiving element 94 by another transmission channel by second delivery unit 88.Stereoscopic display device 96 is obtained first image and second image shows to carry out stereo-picture from first receiving element 92 and second receiving element 94 respectively.
Also be, existing stereoscopic display device and simple 2D display device are compared, it all must additionally add one group of information transfer channel, therefore recording (coding/transmission) end and showing the equipment that (decoding/reception) holds, corresponding special hardware requirement must be arranged also, could satisfy the extraction of three-dimensional video-frequency and present, so 3D and 2D equipment also are difficult for effectively compatible, all must be present in market, not only increase manufacturing cost, also lower the reusable performance of equipment greatly with specific matching method.
Summary of the invention
Purpose of the present invention, be to provide a kind of video coding system and method, video decoding system and method, video display system and method, can carry out the vision signal that stereo-picture shows or two-dimentional display device carries out the two dimensional image demonstration for stereoscopic display device to transmit one by single transmission channel.
In order to reach above-mentioned purpose, according to a kind of scheme of the present invention, provide a kind of video coding system, comprising: an image embeds a unit and a two dimensional image coding unit.Wherein image embeds the characteristics of image that the unit receives one first image and is associated with first image, and this characteristics of image is embedded in first image to export a vision signal with Stealth Modus; And the two dimensional image coding unit then carries out the two dimensional image encoding process to vision signal, and then exports a digital data stream.
In order to solve the problems of the technologies described above, according to another kind of scheme of the present invention, a kind of video decoding system is provided, one digital data stream is decoded, and this digital data stream is that a vision signal is through two dimensional image coding gained, and vision signal is made up of one first image and a hiding characteristics of image that is embedded in this first image, and this system comprises: a two dimensional image decoding unit, an image analysis unit and an image repetitive.Two dimensional image decoding unit received digital data stream wherein, and stream carries out the two dimensional image decoding processing to digital data, and then outputting video signal; The image analysis unit receives the vision signal that the two dimensional image decoding unit is exported, and vision signal is carried out image analysis to take out characteristics of image and to export first image; Image reorganization unit is carried out the image reorganization processing to obtain one second image to first image and characteristics of image.
In order to solve the problems of the technologies described above, according to another scheme of the present invention, provide a kind of image display method, method comprises: receive one first image and be associated with a characteristics of image of first image; Characteristics of image is embedded in first image to obtain a vision signal with Stealth Modus; Vision signal is carried out the two dimensional image encoding process, and then export a digital information flow; Flow by a transmission channel output digital data; Receive the digital data stream that transmission channel is transmitted, and stream carries out the two dimensional image decoding processing to digital data, and then outputting video signal; Resolve vision signal to take out characteristics of image and to export first image; Recombinate first image and characteristics of image to obtain one second image; And export first image and second image to a display device to carry out Stereoscopic Video Presentation.
In order to solve the problems of the technologies described above, according to another scheme of the present invention, a kind of video display system is provided, comprise: a video coding system, comprise: an image embeds the unit, receive one first image and be associated with a characteristics of image of this first image, and this characteristics of image is embedded in this first image to export a vision signal with Stealth Modus; And a two dimensional image coding unit, this image is embedded this vision signal of exporting unit carry out the two dimensional image encoding process, and then export a numerical data and flow to a transmission channel; One video decoding system comprises: a two dimensional image decoding unit receives this digital data stream by this transmission channel, and this digital data stream is carried out the two dimensional image decoding processing, and then exports this vision signal; One image analysis unit receives this vision signal that this two dimensional image decoding unit is exported, and this vision signal is carried out image analysis to take out this characteristics of image and to export this first image; One image reorganization unit is carried out the image reorganization processing to obtain one second image to this first image and this characteristics of image; And a display device, receive this first image and this second image that this video decoding system is exported, and show this first image and this second image in the stereo display mode.
In order to solve the problems of the technologies described above, according to another scheme of the present invention, provide a kind of method for video coding, comprising: receive one first image and be associated with a characteristics of image of this first image; This characteristics of image is embedded in this first image to obtain a vision signal with Stealth Modus; And this vision signal carried out the two dimensional image encoding process, and then export a digital data stream.
In order to solve the problems of the technologies described above, according to another scheme of the present invention, a kind of video encoding/decoding method is provided, one digital data stream is decoded, this digital data stream is a vision signal through two dimensional image coding gained, and this vision signal hides the characteristics of image that is embedded in this first image by one first image and and form, and this method comprises: receive this digital data stream, and this digital data stream carried out the two dimensional image decoding processing, and then export this vision signal; Resolve this vision signal to take out this characteristics of image and to export this first image; And recombinate this first image and this characteristics of image are to obtain one second image.
In order to solve the problems of the technologies described above, according to another scheme of the present invention, a kind of image display method is provided, comprise: receive one first image and be associated with one first characteristics of image and one second characteristics of image of this first image, wherein this first characteristics of image passes through relatively this first image and one second image image difference gained between the two, second characteristics of image is by relatively this first image and one the 3rd image image difference gained between the two, and this second image and the 3rd image system are with the obtained image in difference shooting visual angle; This first characteristics of image, this second characteristics of image and a control command are embedded in this first image to obtain a vision signal with Stealth Modus; This vision signal is carried out the two dimensional image encoding process, and then export a digital information flow; Export this digital data stream by a transmission channel; Receive this digital data stream that this transmission channel is transmitted, and this digital data stream is carried out the two dimensional image decoding processing, and then export this vision signal; Resolve this vision signal to take out this first characteristics of image, this second characteristics of image and this control command and to export this first image; The beholder that this control command detects a display device watches a viewing location of the picture of this display device, and calculates one of this viewing location and watch the visual angle; Output one meets the output image feature that this watches the visual angle, and this output image is characterized as one of them of this first characteristics of image and this second characteristics of image; Recombinate this first image and this output image feature to obtain another image; And export this first image and this another image to this display device to carry out Stereoscopic Video Presentation.
Therefore the present invention will have following effect by above-mentioned technical scheme: only need single transmission channel promptly to can be used to transmit the required associated picture signal source of stereo display, and also can be compatible to existing two-dimentional display device downwards for showing that two dimensional image uses.
Above general introduction and ensuing detailed description and accompanying drawing all are to reach mode, means and the effect that predetermined purpose is taked in order to further specify the present invention.And relevant other purposes of the present invention and advantage will be set forth in follow-up explanation and accompanying drawing.
Description of drawings
Fig. 1 is the block diagram of known Stereoscopic Video Presentation system;
Fig. 2 is the block diagram of the video display system of the embodiment of the invention;
Fig. 3 is the schematic diagram with two-dimentional display device demonstration stereo-picture of the embodiment of the invention;
Fig. 4 is the block diagram of the three-dimensional video-frequency transfer system of another embodiment of the present invention;
Fig. 5 is the flow chart of the image display method of the embodiment of the invention;
Fig. 6 is the flow chart of the video encoding/decoding method of the embodiment of the invention;
Fig. 7 is the schematic diagram of the digital data stream of the embodiment of the invention;
Fig. 8 is the flow chart of the video encoding/decoding method of another embodiment of the present invention;
Fig. 9 is the schematic diagram of the digital data stream of another embodiment of the present invention; And
Figure 10 is the floor map of multi-view image.
Description of reference numerals in the above-mentioned accompanying drawing is as follows:
Prior art
8 three-dimensional video-frequency transfer systems
80 stereo camera shooting unit, 84 first delivery units
88 second delivery units
9 three-dimensional video-frequency receiving systems
92 first receiving elements, 94 second receiving elements
96 stereoscopic display devices
The present invention
1,1a three-dimensional video-frequency transfer system
10 stereo camera shooting unit
11 image units
12,12a video coding system
121 image comparing units, 125 images embed the unit
127 two dimensional image coding units, 129 delivery units
131 digital data streams
1,311 first blocks, 1,312 second blocks
1313 the 3rd blocks
133 digital data streams
1,331 first blocks, 1,332 second blocks
1333 the 3rd blocks 1334 the 4th block
20 transmission channels
3 three-dimensional video-frequency receiving systems
30 video decoding systems
301 receiving elements, 303 two dimensional image decoding units
305 image analysis unit, 309 image reorganization unit
32 stereoscopic display devices
34 two-dimentional display devices
36 notebook computers
361 screens, 363 lenticular lenses
5 screens
51 object detection devices
P1, P2, P3 viewing location
S501～S523 flow chart step explanation
S601～S615 flow chart step explanation
S801～S819 flow chart step explanation
Embodiment
The present invention is transmitted a vision signal by single transmission channel, and this vision signal is to carry out the demonstration of two dimensional image or stereo-picture (3-D view) according to the ardware feature of the display device of receiving terminal, in other words show that by mode of the present invention stereo-picture only needs single transmission channel, and can be compatible to the existing two-dimensional display device again downwards for using.The vision signal that use is transmitted in the present invention is that portion embeds that have can be for the associated picture characteristic of carrying out stereo display within it, when the display device desire of receiving terminal shows stereo-picture, then this vision signal can be hidden the image feature data of carrying under one's arms and be taken out, and promptly can produce at least two groups for the required image source of stereo display by suitable image reorganization processing.
At first see also Fig. 2, it is shown to be the block diagram of the video display system of the embodiment of the invention.The video display system of Fig. 2 is to be divided into a three-dimensional video-frequency transfer system 1 and a three-dimensional video-frequency receiving system 3.Wherein three-dimensional video-frequency transfer system 1 mainly provides and shows the required vision signal of stereo-picture, and three-dimensional video-frequency transfer system 1 externally transmits this vision signal by single transmission channel 20.Three-dimensional video-frequency receiving system 3 receives this vision signal by this single transmission channel 20 equally, and the output of this vision signal is shown in stereoscopic display device 32 to carry out stereo-picture and show or output is shown in two-dimentional display device 34 and shows to carry out two dimensional image.
Further specify three-dimensional video-frequency transfer system 1, it includes a stereo camera shooting unit 10 and a video coding system 12, and stereo camera shooting unit 10 is to be used for taking producing the image of people's eyes with an object that angle is seen, is to do explanation with single visual angle at this.So stereo camera shooting unit 10 will produce one first image (result who watches as right eye) and one second image (result who watches as left eye).The stereo camera shooting unit 10 of previous embodiment does not exceed to take single visual angle in addition, and stereo camera shooting unit 10 also can be to take a plurality of different visual angles, and produces two images respectively at each visual angle and use for stereo display.
Consult Fig. 2 again, and further specify three-dimensional video-frequency receiving system 3, it includes a display device and a video decoding system 30.Display device this can be stereoscopic display device 32 also or two-dimentional display device 34, stereoscopic display device 32 can be display on the virtual reality helmet, virtual reality glasses display, virtual reality stereo projector, laser 3D stereo projector or stereoscopic TV; Two dimension display device 34 can be electronic installation or the flat-panel display devices with screen.
Therefore for stereoscopic display device 32, the two picture group image sources that promptly can receive first image and second image show to carry out stereo-picture, belong to known technology and how to carry out follow-up stereo display operation, so do not described in detail at this about stereoscopic display device 32.For two-dimentional display device 34, it promptly can carry out the two dimensional image demonstration after receiving first image in addition.Therefore by the employed video coding/decoding technology of present embodiment, it mainly is to come the transmitting and displaying information needed by single transmission channel 20, and the ardware feature that can look display device carries out stereo display or General Two-Dimensional shows.
What this external demand specified is if will make two-dimentional display device 34 also can show stereo-picture, can be by having the function of playing stereo-picture in conjunction with a 3D bore hole stereo display technique so that existing two-dimentional display device 34 can escalate into.As shown in Figure 3, illustrate in conjunction with a 3D bore hole stereo display technique with a notebook computer 36, this notebook computer 36 is fitted with a lenticular lenses 363 outside screen 361, this lenticular lenses 363 is formed with a plurality of semicircular protrusions in the surface, and at notebook computer 36 inner implantation one images distribution playing programs, and make this notebook computer 36 receive first image and second image that video decoding system 30 is exported.So when image distributes playing program to carry out, can be with this first image and the synthetic single image of second image sets, and export this single image to screen 361 and play and show, so for the beholder, watch this screen 361 can obtain the viewing effect of stereo-picture by lenticular lenses 363.And aforementioned only be how diagrammatic illustration uses 3D bore hole stereo display technique, and since the existing how tame manufacturer of 3D bore hole stereo display technique succeed in developing, so technology has been to belong to known technology, thus for its more specifically detailed content promptly do not described in detail at this.
Consult Fig. 2 again, the embedding of aforementioned digital relief watermark and analytic technique and two dimensional image coding/decoding technology all are to belong to known technology, so do not describe the technology of this part in detail in this embodiment explanation.Be characteristics by the technology of using the digital relief watermark technology to conceal information in addition with obdurability, when even also promptly aforementioned vision signal is transmitted through coding, wherein if first image of vision signal is when destruction/change, conceal in first image characteristics of image and still can keep the identifiability of certain degree, can have characteristics such as the decay of anti-transmission channel and interference so carry out signal transmission by this kind mode, therefore be fit to very much be applied to the big applied environment of condition variation, for example be used in the stereo display on the mobile communication.
Moreover, aforesaid video coding system and video decoding system can be easily by system handles chip, single-chip also or specific function integrated circuit (ASIC) realize the processing computing that it is relative.And can be by adding or built-in mode does integration with aforementioned display device for video decoding system 30.
Then, see also Fig. 4, it is the block diagram of another embodiment of three-dimensional video-frequency transfer system 1a.Comprise an image unit 11 and a video coding system 12a at this three-dimensional video-frequency transfer system 1a, and provide the single image source of one first image to export to video coding system 12a by image unit 11 to handle.Because the depth of view information that image unit 11 also can be presented this first image when taking first image is recorded in the data of first image in the lump.In this embodiment, video coding system 12a is the depth of view information that will be write down in first image as being that characteristics of image uses, and embed unit 125 by image this characteristics of image is embedded in first image with Stealth Modus, and the image of exporting a vision signal embeds result.127 of two dimensional image coding units are image to be embedded the vision signal of exporting unit 125 carry out the two dimensional image encoding process, and export the result of a digital data stream.129 of delivery units are to export the digital data stream that two dimensional image coding unit 127 is exported to an outside transmission channel to transmit.So for the three-dimensional video-frequency transfer system 1a that Fig. 4 disclosed, it is to use as characteristics of image with the depth of view information of first image, in addition remaining subsequent treatment all is to carry out with mode shown in Figure 2.
See also Fig. 5, it is the flow chart of the image display method of the embodiment of the invention, and sees also Fig. 2, and method shown in Figure 5 comprises the steps:
Wherein step S501～S511 belongs to the processing procedure of video coding, and step S513～S523 belongs to the processing procedure of video decode.
In the three-dimensional video-frequency transport process, at first obtain one first image and one second image, as step S501 by a stereo camera shooting unit 10; Relatively the image difference between first image and second image as step S503, compares with the aberration comparison method at this; Obtain a characteristics of image according to comparative result, as step S505; Embed this characteristics of image in first image with Stealth Modus again,, carry out the action that this image embeds in this mode, to form a vision signal with digital relief watermark as step S507; Again this vision signal is carried out the encoding process of two dimensional image to obtain the coding result of a digital data stream, as step S509 afterwards; Again by a transmission channel 20 these digital data streams of output, as step S511.
And in the three-dimensional video-frequency receiving course, after step S511, receive the digital data stream that transmission channel 20 is transmitted, as step S513; Again this digital data stream is carried out the two dimensional image decoding to obtain vision signal, as step S515; Then resolve this vision signal,, carry out in this mode of resolving with digital relief watermark as step S517; And then the information of concealing obtains characteristics of image from vision signal, and as step S519, can be considered as be the data of first image to the vision signal part of not concealing information itself in addition; Follow by recombinate first image and characteristics of image to obtain one second image, as step S521, mode in this reorganization is to carry out in the image processing mode of image difference penalty method, for example joins in first image by the display message of phase add mode with characteristics of image; Be that exportable first image and second image show for display device at last, as step S523.
If the display device stereoscopic display device of abovementioned steps S523 then can demonstrate the effect of stereo-picture, carry out two dimensional image and show if then can only select the image (as first image) of one when display device is two-dimentional display device, also or if two-dimentional display device can be reached the display effect of the stereo-picture that is equal to stereoscopic display device further combined with 3D bore hole stereo display technique.
Moreover can further compress to reduce data volume this characteristics of image before the abovementioned steps S507 execution, in like manner after step S519 obtains characteristics of image, also further it is carried out image decompressor and handle.
Though the S501～S503 among Fig. 5 is by comparing image difference between two images in addition, to obtain characteristics of image, but also can directly obtain the depth of view information of single image (as first image) and this image at the executive mode of S501～S503, and use as characteristics of image with this depth of view information.
The handling process that then belongs to video decode at the S513～S523 among Fig. 5 below provides several different execution modes again.
At first see also Fig. 6, it is the flow chart of the video encoding/decoding method of the embodiment of the invention, the data structure of received digital data stream in the key diagram 6 at first, as shown in Figure 7, this digital data stream 131 is made up of first block 1311 with first image, the 3rd block 1313 that has second block 1312 of characteristics of image and have a serial data strings, serial data strings wherein is and is embedded in first image with Stealth Modus in the lump with characteristics of image, forms and this serial data strings can be an a series of binary bit bit numerical value (for example being 1 or 0).
Method shown in Figure 6 comprises following step:
Receive the digital data stream that transmission channel is transmitted, as step S601, this digital data stream is as framework shown in Figure 7; Again this digital data stream is carried out the two dimensional image decoding to obtain vision signal, as step S603; Then resolve this vision signal,, carry out in this mode of resolving with digital relief watermark as step S605; And then the information of concealing obtains characteristics of image and serial data strings from vision signal, as step S607; And judge whether serial data strings has change excessive, as step S609, at this a serial data strings and a preset data string are compared, this preset data string promptly for this reason serial data by the initial data before the transmission channel transmission, if comparison result outnumbers a tolerance for bit difference between the two, the serial data strings that then receives will be assert that change is excessive, therefore carry out the action of a strained handling, as step S615.
And when if step S609 is not judged as not, then by recombinate first image and characteristics of image to obtain one second image, as step S611, be to carry out in the image processing mode of image difference penalty method in the mode of this reorganization; Be that exportable first image and second image show for display device at last, as step S613.
The mode that Fig. 6 disclosed, can be subjected to the degree of interference effect to make detection and reaction to the digital data stream in the transmission channel, for example it mainly is that content change degree by judging serial data strings is to learn the transmission quality of this transmission channel, and when digital data stream is subjected to annoyance level too serious, when step S615 carries out as described above, can take suitable countermeasure action, the output that for example stops follow-up S611 and S613 also shows or the image that final step S613 shows is carried out suitable image remedy, reduce picture as appropriateness and show resolution, start image smoothing filter or transmission information and adjust transmission parameter to transmission ends ... etc. mode, to guarantee that can export first image and second image that show at last all can possess certain display quality.
Then please consult Fig. 8 again, and cooperate with reference to figure 9 and Figure 10.The framework of received digital data stream in the key diagram 8 at first, as shown in Figure 9, this digital data stream 133 is made up of first block 1331 with first image, second block 1332 with first characteristics of image, the 4th block 1334 that has the 3rd block 1333 of second characteristics of image and have a control command, and control command wherein also is embedded in first image with Stealth Modus in the lump with first characteristics of image and second characteristics of image.And aforementioned first characteristics of image is by comparing first image and second image image difference gained between the two, second characteristics of image is by comparing first image and the 3rd image image difference gained between the two, and second image and the 3rd image system take the obtained image in visual angle by the stereo camera shooting unit with difference, suppose that at this second image takes visual angle and the 3rd image with second and take with the 3rd that the visual angle is obtained to be illustrated as following, and also not limiting at this only to have first characteristics of image and second characteristics of image, and more different obtained characteristics of image in visual angles of taking also can be arranged.
Method shown in Figure 8 comprises following step:
Receive the digital data stream that transmission channel is transmitted, as step S801, this digital data stream is as framework shown in Figure 9; Again this digital data stream is carried out the two dimensional image decoding to obtain vision signal, as step S803; Then resolve this vision signal,, carry out in this mode of resolving with digital relief watermark as step S805; And then the information of concealing obtains first characteristics of image, second characteristics of image and control command from vision signal, as step S807; Control command detects the position, visual angle that a beholder watches the picture of display device by a display device of receiving terminal afterwards, as step S809, this step is by an object detection device 51 is set on the screen in display device 5, as shown in figure 10, this object detection device 51 can be used for the position of detecting position at screen 5 front end beholder places, as viewing location such as P1 or P2 or P3, and calculate the visual angle of watching of this viewing location.
Obtain the visual angle of watching of a beholder place screen front afterwards according to the testing result of step S809, and then judge to have or not and provide this to watch the relative characteristics of image at visual angle, as step S811, also be that control command will judge whether present first characteristics of image or second characteristics of image can meet this and watch the visual angle, for example to watch the visual angle be position in the certain limit of the left and right sides, first visual angle to hypothesis, then will judge first characteristics of image can provide this and watch the required characteristics of image in visual angle, and output has first characteristics of image at this visual angle, as step S813, follow by recombinate first image and first characteristics of image to obtain one second image, as step S815, be to carry out in the image processing mode of image difference penalty method in the mode of this reorganization; Be that two images such as exportable first image and second image show for display device at last, as step S817.And, then stop this flow process, as step S819 if step S811 is judged as not.
The mode that Fig. 8 disclosed, can transmit the required video data of many group different visual angles simultaneously to the digital data stream in the transmission channel, can be for the display device of receiving terminal according to the visual angle of watching at beholder place, and provide the three-dimensional video-frequency that this watches the visual angle to watch relatively.
In sum, the present invention is transmitted for the three-dimensional two required image sources of developing by single transmission channel at least, and will hide Info by the execution that image embeds and be embedded in a picture signal (first image as described above), and this serial data strings that hides Info and can be used for producing the required characteristics of image of another picture group image source at least one, be used for assessing transmission channel quality degree of susceptibility, also or control command is to be used for controlling three-dimensional visual angle adjustment of playing etc.
So can reduce by the present invention and to play the required transmission channel of three-dimensional video-frequency and be 1 group and get final product, and it is to play or the two dimensional image broadcast with stereo-picture that the ardware feature that can look display device decides, so associated video coding/decoding technology provided by the present invention can be compatible to existing two-dimentional display device downwards for use, and also can make the existing two-dimensional display device equally have the effect of playing three-dimensional development by simple upgrading.
The above-mentioned accompanying drawing that discloses, explanation only are embodiments of the invention, and all those of ordinary skill in the art work as can do other all improvement according to above-mentioned explanation, and these changes still belong in the spiritual and appended claim of invention of the present invention.
Claims (20)
1. a video coding system is characterized in that, comprising:
One image embeds the unit, receives one first image and is associated with a characteristics of image of this first image, and this characteristics of image is embedded in this first image to export a vision signal with Stealth Modus; And
One two dimensional image coding unit embeds this vision signal of exporting the unit to this image and carries out the two dimensional image encoding process, and then exports a digital data stream.
2. video coding system as claimed in claim 1 is characterized in that, also comprises:
One image comparing unit receives one first image and one second image, and relatively this first image and this second image image difference between the two embed the unit for this image to export this characteristics of image.
3. video coding system as claimed in claim 1 is characterized in that, wherein this characteristics of image is the depth of view information of this first image.
4. video coding system as claimed in claim 1 is characterized in that, wherein this image embedding unit hides this characteristics of image in the mode of digital relief watermark and is embedded in this first image.
5. video decoding system, it is characterized in that, a digital data stream is decoded that this digital data stream is that a vision signal is through two dimensional image coding gained, and this vision signal is made up of one first image and a hiding characteristics of image that is embedded in this first image, and this system comprises:
One two dimensional image decoding unit receives this digital data stream, and this digital data stream is carried out the two dimensional image decoding processing, and then exports this vision signal;
One image analysis unit receives this vision signal that this two dimensional image decoding unit is exported, and this vision signal is carried out image analysis to take out this characteristics of image and to export this first image;
One image reorganization unit is carried out the image reorganization processing to obtain one second image to this first image and this characteristics of image.
6. video decoding system as claimed in claim 5, it is characterized in that, wherein this image analysis unit parses this characteristics of image with the digital relief watermark analysis mode, and this image reorganization unit is used image difference compensation way recombinate this first image and this characteristics of image.
7. a video display system is characterized in that, comprising:
One video coding system comprises:
One image embeds the unit, receives one first image and is associated with a characteristics of image of this first image, and this characteristics of image is embedded in this first image to export a vision signal with Stealth Modus; And
One two dimensional image coding unit embeds this vision signal of exporting unit to this image and carries out the two dimensional image encoding process, and then exports a numerical data and flow to a transmission channel;
One video decoding system comprises:
One two dimensional image decoding unit receives this digital data stream by this transmission channel, and this digital data stream is carried out the two dimensional image decoding processing, and then exports this vision signal;
One image analysis unit receives this vision signal that this two dimensional image decoding unit is exported, and this vision signal is carried out image analysis to take out this characteristics of image and to export this first image;
One image reorganization unit is carried out the image reorganization processing to obtain one second image to this first image and this characteristics of image; And
One display device receives this first image and this second image that this video decoding system is exported, and shows this first image and this second image in the stereo display mode.
8. video display system as claimed in claim 7 is characterized in that, wherein this display device comprises:
One two-dimentional display device, have an image and distribute playing program, this first image and this second image that this image distributes playing program to export in order to receive this video decoding system, and with this first image and the synthetic single image of this second image to be output in a screen of this two dimension display device;
One lenticular lenses fits in this screen of this two dimension display device.
9. a method for video coding is characterized in that, comprising:
Receive one first image and be associated with a characteristics of image of this first image;
This characteristics of image is embedded in this first image to obtain a vision signal with Stealth Modus; And
This vision signal is carried out the two dimensional image encoding process, and then export a digital data stream.
10. method for video coding as claimed in claim 9 is characterized in that, wherein this characteristics of image is that this first image and one second image compare gained or are the depth of view information of this first image with the aberration comparison method between the two.
11. method for video coding as claimed in claim 9 is characterized in that, wherein this characteristics of image is hidden in the mode of digital relief watermark and is embedded in this first image.
12. video encoding/decoding method, it is characterized in that, a digital data stream is decoded that this digital data stream is that a vision signal is through two dimensional image coding gained, and this vision signal is made up of one first image and a hiding characteristics of image that is embedded in this first image, and this method comprises:
Receive this digital data stream, and this digital data stream is carried out the two dimensional image decoding processing, and then export this vision signal;
Resolve this vision signal to take out this characteristics of image and to export this first image; And
Recombinate this first image and this characteristics of image to obtain one second image.
13. an image display method is characterized in that method comprises:
Receive one first image and be associated with a characteristics of image of this first image;
This characteristics of image is embedded in this first image to obtain a vision signal with Stealth Modus;
This vision signal is carried out the two dimensional image encoding process, and then export a digital information flow;
Export this digital data stream by a transmission channel;
Receive this digital data stream that this transmission channel is transmitted, and this digital data stream is carried out the two dimensional image decoding processing, and then export this vision signal;
Resolve this vision signal to take out this characteristics of image and to export this first image;
Recombinate this first image and this characteristics of image to obtain one second image; And
Export this first image and this second image to a display device to carry out Stereoscopic Video Presentation.
14. image display method as claimed in claim 13 is characterized in that, wherein this characteristics of image is that this first image and one second image compare gained or are the depth of view information of this first image with the aberration comparison method between the two.
15. image display method as claimed in claim 13 is characterized in that, wherein this characteristics of image is hidden in the mode of digital relief watermark and is embedded in this first image.
16. image display method as claimed in claim 13 is characterized in that, further hiding to embed when wherein this characteristics of image is embedded in this first image with Stealth Modus has the serial datum string.
17. image display method as claimed in claim 16 is characterized in that, wherein also comprises in this analyzing step:
Parse this serial data strings, and judge whether this serial data strings and preset data string bit difference number between the two surpasses a tolerance; Wherein recombinate this first image and this characteristics of image just carried out during less than this tolerance in this serial data strings and this preset data string difference between the two to obtain this second image.
18. image display method as claimed in claim 17, it is characterized in that, wherein when judged result when surpassing tolerance, the output that then stops this display device shows or the output of this display device is shown to reduce picture and shows resolution, starts the mode of remedying that image smoothing filter or transmission information adjusts transmission parameter to transmission ends and handle.
19. image display method as claimed in claim 13, it is characterized in that, wherein this display device is a two-dimentional display device, and with the image method of salary distribution this first image and this second image are synthesized a single image being output in a screen of this two dimension display device by this two dimension display device, and this screen is fitted with a lenticular lenses outward.
20. an image display method is characterized in that method comprises:
Receive one first image and be associated with one first characteristics of image and one second characteristics of image of this first image, wherein this first characteristics of image passes through relatively this first image and one second image image difference gained between the two, second characteristics of image is by relatively this first image and one the 3rd image image difference gained between the two, and this second image and the 3rd image system are with the obtained image in difference shooting visual angle;
This first characteristics of image, this second characteristics of image and a control command are embedded in this first image to obtain a vision signal with Stealth Modus;
This vision signal is carried out the two dimensional image encoding process, and then export a digital information flow;
Export this digital data stream by a transmission channel;
Receive this digital data stream that this transmission channel is transmitted, and this digital data stream is carried out the two dimensional image decoding processing, and then export this vision signal;
Resolve this vision signal to take out this first characteristics of image, this second characteristics of image and this control command and to export this first image;
The beholder that this control command detects a display device watches a viewing location of the picture of this display device, and calculates one of this viewing location and watch the visual angle;
Output one meets the output image feature that this watches the visual angle, and this output image is characterized as one of them of this first characteristics of image and this second characteristics of image;
Recombinate this first image and this output image feature to obtain another image; And
Export this first image and this another image to this display device to carry out Stereoscopic Video Presentation.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102982501A (en) * | 2012-11-19 | 2013-03-20 | 山东神思电子技术股份有限公司 | Image sample calibration method |
| CN109257588A (en) * | 2018-09-30 | 2019-01-22 | Oppo广东移动通信有限公司 | A kind of data transmission method, terminal, server and storage medium |
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2009
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102982501A (en) * | 2012-11-19 | 2013-03-20 | 山东神思电子技术股份有限公司 | Image sample calibration method |
| CN102982501B (en) * | 2012-11-19 | 2015-07-01 | 山东神思电子技术股份有限公司 | Image sample calibration method |
| CN109257588A (en) * | 2018-09-30 | 2019-01-22 | Oppo广东移动通信有限公司 | A kind of data transmission method, terminal, server and storage medium |
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