TW201101839A - System for encoding video and method, system for decoding video and method, system for displaying video and method - Google Patents

Abstract

A method for displaying video is provided. The steps of the method are as follows: first, embedding hidden an image character into a first video to generate a video signal, wherein the image character is relating to the first video; encoding the video signal to a two dimensional image; transmitting the video signal to a transmission path; receiving the video signal from the path; decoding the video signal; analyzing the video signal to get the image character; recombining the first video and the image character to generate a second video; and outputting the first video and the second video to a display apparatus for displaying.

Description

201101839 VI. Description of the Invention: [Technical Field] The present invention relates to a video encoding/decoding system and display relating to a system for encoding/decoding stereoscopic video and a special and related method. . . , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Establishing a sense of body, so the current use of the _ = imaging equipment, need to receive more than two viewing angles of the video wheel, 3 reaming two (including above) different angles of video to divide the two eyes should be 'Therefore, the number of video sources that need to be transmitted is at least twice. Ding Tian,,, 贞 ( (2D) ^ "In addition to the way to provide left and right viewing angle images, you can also __ photos plus a depth image (also 2 source sources), to f left = 5: photos; As for the two image sources provided by the law, = (; ^ image source) + (generated by depth difference method > generated, or (t such as two-view angle and right-view synthesis of intermediate-view images)'量 = = = = = = = = = = = = = = = = = = = = = 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 The video transmission system 8 and the system 9, the stereoscopic video transmission system 8 further includes a stereo reception f-transfer unit 84 and a second transmission unit t, and a second receiving unit t and a receiving unit 92, - The second connection _ generation 1 is set up, the camera image is taken here, and the first image is transmitted by the first transmission unit 3 201101839 84a to the first receiving unit by a transmission channel, and The second transmitting unit 88 transmits the second image to the second receiving unit 94 through another transmission channel. The stereoscopic display device% The first image and the second image are not obtained from the first receiving unit 92 and the second receiving unit 94 for stereoscopic image display. In other words, the current stereoscopic display device must be additionally added with a simple 2d display device. Group message transmission channel, so the equipment on the recording (encoding/transmission) side and the display (decoding/receiving) side must also have corresponding

Special hardware requirements can meet the capture and presentation of stereoscopic video. Therefore, ~3D is not easy to be compatible with the device. It must be stored in the market with a specific matching method, which not only increases the manufacturing cost, but also greatly reduces the repeatability of the device. The effectiveness of the use. SUMMARY OF THE INVENTION The purpose of the present invention is to provide a video encoding system and method, a decoding system and method, a video age system, and a green color to transmit a stereoscopic image through a single-channel display device. It is not necessary to perform a two-dimensional image display of one of the video signals. The above object, according to one aspect of the present invention, provides a type of 5fl coded money, including: an image coding unit. Among them, the Zhedeqi people stayed in the 1/r gu 1 jersey and edited and waited for a first image and associated with the first image feature, and the image features were hidden in the shirt. In the image to output a video signal; and the two-dimensional 'video signal it line-dimensional (four) 赖 code early to 'the neck technology problem, according to another aspect of the invention, it:;; code system, one digit The data stream is decoded, and the (4) video is subtracted from the two-dimensional image coding, and the image embedded in the first image is detected as early as possible. The two-dimensional image decoding unit receives the 201101839 bit data stream, and performs two-dimensional T-camera reception on the digital data stream to receive the two-dimensional shadow=yuan: it is difficult to view and provide video input for the video signal. Image features; hide image features

Γ, a video signal; the video signal is carried out: ΐί horse processing 'and then output-digital information stream; through the transmission wheel to receive the digital data stream transmitted by the transmission channel, ", the bit ^ material for 2D image decoding processing And then outputting the video resolution video signal to extract the image feature and outputting the first image, and the feature to obtain a second image; and = the first image to the display device for stereoscopic video display. The technical solution will have the following effects. A single transmission channel can be used to transmit the relevant image source required for stereoscopic display, and can also be downward compatible with the current two-dimensional display device for displaying one-dimensional images. The above summary, the following detailed description and the accompanying drawings are intended to further illustrate the manner in which the present invention can be used to achieve the intended purpose, and other objects and advantages of the present invention will be The description and the drawings are explained. [Embodiment] D The present invention mainly transmits a video signal through a single transmission channel, and the video signal is Displaying a two-dimensional image or a stereoscopic image (three-dimensional image) according to the hardware characteristics of the display device at the receiving end, in other words, displaying the stereoscopic image through the method of the present invention requires only a single transmission channel, and is backward compatible with the existing one. The two-dimensional display device is available for use. This case transmits 201101839. It is in the (4) Shaanxi people have the opportunity to carry out the ugly display of the Japanese yoke 2, when the receiving end < display device wants to display the stereo image: mountain, β can use the image feature data hidden by the video signal to be image-reconstructed to generate at least two sets of images for display, which are the view block diagrams of the embodiments of the present invention. The video display system of the second figure can be divided into - mainly to provide a video image display for the display of the stereo image 34 for two-dimensional image display. Further describes the stereoscopic video transmission system i, which includes There is a stereo camera = production = binoculars " angle to see the eyes =,, mouth and mouth, in addition to the three-dimensional camera army of the example, and for each of the angles of view to generate two images for stereo display = ^ News , system 12 packs The image comparison unit m, the input image 125, the two-dimensional image encoding unit 127, and the image 129, wherein the image comparison unit 121 is different from the (4) image difference, such as the image comparison unit 121. The method of subtracting the two images to obtain the foregoing unit 125 is to embed the image in 201101839 ❹ ,, and to rotate the image embedding processing result of the video signal, the video signal is hidden and embedded image features. In the first image, the image embedding unit 125 performs the image embedding operation by means of digital watermarking. The two-dimensional image encoding unit 127 performs the two-dimensional image encoding process on the video signal output by the image embedding unit ι25. And outputting the processing result of the digital data stream. The transmitting unit 129 outputs the digital data stream output by the two-dimensional image encoding unit 127 to an external transmission channel 2, and the transmission unit 129 can be a wired transmission unit or Wireless transmission single ^,. Therefore, the transmission channel 20 can be relatively a wired transmission channel or wireless transmission. Referring to the second figure, the stereoscopic video receiving system 3 is further described, which includes a display device and a video decoding system 30. The display device is displayed here as a 32-dimensional display device 34, and the stereoscopic display: the standby device 32 can be a virtual reality disk display, a virtual reality eye I, a virtual reality stereo stereo, and a laser 3D stereo. The projector or the stereoscopic display device may be an electronic device with a screen or the flat video decoding system 30 includes a receiving unit 3〇1, a2: a code unit 303, an image analyzing unit 3〇5, and The force image 309 'where the receiving unit 3〇1 receives the transmission channel 2 传 = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = The image parsing unit 305 performs this video signal = early ^ 3 〇 5. The signal number is the hidden money shadow material. The first is used to take out the image features and rotate the first analysis example. The image analysis unit 3〇5 is a digital watermark ^^ ^ Transfer. Miscellaneous weight = image features extracted from the early reflection 305, and the image is analyzed and re-imaged, for example, by ^view=image, 4 parallax compensation 7 201101839 Recombination processing adds the two images' The original image is restored, and the first-in-one technology is received. Therefore, in the industry, it is possible to read 34 after the image is used, and the video encoding/decoding technology used in the embodiment is skillful. : 3 channel 20 to transmit the display of the required information, and to perform stereoscopic display with the hardware features of the device or the general two-dimensional display is not obvious - if the device 34 can also be displayed: In combination with a 3D naked-eye stereoscopic display technology, the ^γϊ display 34 can be upgraded to have a power month for playing stereoscopic images. As shown in the second figure, a notebook computer 3 ό combined with _ 3d ^ body display technology to illustrate 'this notebook computer% is in the glory of the f-fitting a grating piece secret' There are a plurality of half-shaped protrusions 'and implanted in the notebook computer%-image allocation playback private mode, and the notebook computer 36 receives the first image and the second image output by the video decoding system. Therefore, when the image distribution player is executed, the first image and the second image can be combined into a single image, and the single image is output to the screen 361 for display, so that the viewer can view the light through the optical clip 363. The 139 screen can get the stereoscopic image viewing effect. The foregoing is only a brief description of how to use the 3D naked-eye stereoscopic display technology, and since the 3D naked-eye stereoscopic display technology has been successfully developed by many manufacturers, this technology is already a prior art, so the details of the more detailed details thereof are not here. To be detailed. Referring to the second figure, the above-described digital watermark embedding and parsing technique and the two-dimensional image encoding/decoding technique are all conventional techniques, and the technique of this part will not be described in detail in this embodiment. In addition, the technology of hiding information through the use of digital watermarking technology is characterized by strong toughness, that is, even in the case of the previous 201101839 horse transmission, the first equivalent of the video signal is "the image features in the image can still maintain anti-transmission. The attenuation of the channel is used to carry out signals, and the application environment with large changes in components can be easily used.

G ί== = ?Ϊ. For the video-pull method, it is integrated with the aforementioned display device. Another-real: the case, the delivery system "provides mi. 糸 system 12a' and through the camera unit 11 to process; the image source output to the video coding system into the first image is presented by fS1 t-photo - also, implementation In the example, the video coding system ^ is the first ==== and the second is: embedding the processing result. The two-dimensional shadow "ί 单 =, and the output part of the output - the output of the digital f stream to External communication = road and ===:=, stereoscopic use 'except for the rest of the subsequent processing is the same as the second reading? 3 figure' is the video display method of the embodiment of the present invention; 'Heart—and refer to the second figure. The method shown in the fifth figure includes 9 201101839. The steps S5B to S523 in which the steps belong to the video coding belong to the process of video decoding. In the process of stereoscopic video transmission, a first image and a second image are first acquired through a stereo camera unit (such as step S5: image difference between the image and the second image (eg, step S5〇3: comparison of aberrations) Method to compare; _ 峨 丝 — - micro j as step S5 〇 5); then hide the image features in a hidden way in one or two like ten (as in step 8, in this way by digital watermarking = The image is embedded in an action to form a video signal; afterwards, the encoding process is performed to obtain the encoding of the digital data stream = (eg, S5G9); and then through the transmission channel 2 (eg, step S511). In addition, in the stereo video receiving process, after the step ΜΠ, the transmission of the ί digit data stream is received (step S513); and then the capital; == 519) 'In addition, the coffee Wei itself does not hide this weight! Obtaining a second image (such as a step, in which, for example, the image processing method of the difference compensation method is performed in the image, the image display information is added to the first display image and the second image for display Equipment with the words iiiiH523 If it is a vertical axis* device, then the effect of the p-floor image can be used, and if the display device is a two-dimensional display device or if the I-dimensional image is like the first image, the two-dimensional image display is performed to achieve the equivalent of the step-by-step combination with the 3D naked eye. The stereoscopic display technology shows the effect of the stereoscopic image of the device. 201101839 After entering the footstep image feature, the image is also decompressed. The image is decompressed with mS. 519. Between the county features ~ ϊ ϊ 五 五 五 〜 〜 Although the coffee 3 can directly obtain a single image by comparing the two images (for example, the first ^ does not use the depth of field information as the image feature. The SM3 to S523 in the ~ belongs to the processing flow right of the video decoding, and is provided by I. _ different implementations. W processing

Method ▲, γ, 'ϊ系' is the video information of the embodiment of the present invention, as shown in the seventh figure, the digital data 丄 = the first block of the first-shirt image 13U, with image features & j has a third region of the sequence data string, in which the order = string and the same as the # image feature - and hidden in the hidden image - the sequence of the poor string can be - a series of two The carry bit or 0) is composed.疋1 The method shown in the sixth figure comprises the following steps: receiving the digital data stream transmitted by the transmission channel (for example, in step S6, the digital data stream is the same as the structure shown in the seventh figure; Dimensional image decoding to obtain a video signal (step S6〇3) T technique to parse the video signal (step S605), where the digital floating water is analyzed; and then the information is captured from the information hidden in the video signal and Sequence data string (step S607); and determine whether the sequence data ^ 3 is too large (such as step s6 〇 9), where the sequence data string is compared with two preset data strings, the preset data string is The sequence data ^ is the original data before the transmission channel transmission. If the comparison result is that the number of bit differences between the two exceeds a tolerance range, the received sequence data ^ will be determined to be too large, so a strain processing is performed. Action (such as + S615). Step 201101839 and if the determination in step S609 is no, then through the reorganization of the first symbol r to the second image (such as = this = can be ^ di different f compensation method of image processing In the final step Ll3), the shirt image and the second image are displayed for display by the display device (if disclosed, the detection and response of the location data in the transmission channel can be detected, for example, mainly by The content of the content of the sequence j is changed to know that the transmission product of the transmission channel and the if-number data flow is too strict 4, as in the above step S615, the appropriate countermeasure action can be taken, for example, The output display of the subsequent S611 and S613 may also perform appropriate image remediation on the image displayed in the last step S6n, such as moderately reducing the resolution of the display, starting the image smoothing filter, or sending a message to the transmitting end to adjust the transmission parameters... Etc., = ensure that the first image and the second image that can be output at the end can maintain a certain quality. Please, please refer to the eighth picture, and refer to the ninth and tenth pictures. The structure of the digital data stream received in the figure, as shown in the ninth, the digital data stream 133 is composed of a first area 1331 having a first image and a second block 1332 having a first image feature. a third block 1333 of the second wheat feature and a fourth block 133^ having a control command, wherein the control command is embedded in the first image together with the first image feature and the second image feature in a hidden manner The first image feature is obtained by comparing image differences between the first image and the second image, and the second image feature is obtained by comparing image differences between the first image and the third image, and The second image and the third image are obtained by the stereo camera unit without capturing the angle of view. It is assumed that the second image is obtained by taking the second angle of view and the second image by using the second angle of view as the following example. And there is no limitation that only the first image feature and the second image feature can only have image features obtained by more different shooting angles. 201101839 The method shown in the eighth figure includes the following steps: receiving transmission channel The traveling data of the passing wheel _ consulting #, & / = bit stream is a two-dimensional image decoding as shown in the ninth figure to obtain (4) ^ to analyze the video signal for this digital data (such as Step 3) '··3), ·Digital watermarking control command through the receiving end ^n〇7); = the device's perspective position of the face (such as the steps: nj watch the display in the device The screen 5 is provided with an object 2, and the step is by ugly, the object detector is ugly, 51, such as the position of the tenth figure, such as the P1 or the P3m screen 5 front end to view the viewing position. Viewing angle. /Let's lightly, and calculate the viewing angle in front of the screen according to step S809, and then determine the right: the image of the firefly image of the viewer (such as the relative image feature or the second image of step S81n) Feature: The control f command will judge that the current first-hypothetical viewing angle is the first viewing angle of view 'for example, it is determined that the first image feature can be set, then the sign is extracted, and the flute having the phase is output, and the viewing angle is required. The image is then reconstructed by the first image 1 image feature (step S813), (step S815), the image feature is obtained by a second image image processing method, and the image difference compensation method is used. For the display device to receive two, the second image and the second image step ssii judges to be no H (as measured in step 7), and if the stream simultaneously transmits multiple sets of different views: the second can display the digital data display device in the transmission channel The video data of the root can be compared with the stereo view viewed from the viewing angle of the receiving end, and the 201101839 stereoscopic work number (such as the aforementioned first image) is relatively provided, and the transmission channel is estimated. Quality affected by the process: =i command is used to control the stereoscopic playback perspective (4) m Μ The hardware features are determined to play in 2D video, so the related iL provided by the present invention can be compatible with The current two-indicating device provides = and ifl can make the existing two-dimensional display device have the same effect of playing stereoscopic development through a simple upgrade. However, the drawings and descriptions disclosed in the description of the earth are only the reality of the present invention. 〒: Anyone who is skilled in this art can make other improvements according to the above description, and these changes still belong to the invention spirit of the present invention and the scope of the patents. [Simplified description of the drawing] A block diagram of a stereoscopic video display system; a second diagram is a block diagram of a video display system according to an embodiment of the present invention; and a third diagram is a schematic diagram of displaying a stereoscopic image by a two-dimensional display device according to an embodiment of the present invention;

4 is a perspective view of another embodiment of the present invention; FIG. 1 is a flow chart of a video display method according to an embodiment of the present invention; and FIG. 6 is a video decoding method according to an embodiment of the present invention; The seventh embodiment is a schematic diagram of a digital data stream according to an embodiment of the present invention. The eighth figure is a flowchart of a video decoding method according to another embodiment of the present invention. The ninth figure is another embodiment of the present invention. Schematic diagram of the digital data stream; and 14 201101839 The tenth figure is a schematic diagram of a multi-view image. [Description of main component symbols] [Prior Art] 8 stereoscopic video transmission system 80 stereoscopic imaging unit 88 second transmission unit 9 stereoscopic video receiving system 92 first receiving unit 96 stereoscopic display device 84 first transmitting unit 94 second receiving unit

[Invention]:!, stereoscopic video transmission system 10 stereo camera unit 11 camera unit 12, 12a video coding system 121 image comparison unit 125 image embedding unit 127 two-dimensional image encoding unit 129 transmission unit 131 digital data stream

1311 first block 1312 second block 1313 third block 133 digital data stream 1331 first block 1332 second block 1333 third block 1334 fourth block 20 transmission channel 3 stereo video receiving system 30 video decoding System 301 receiving unit 303 2D image decoding unit 305 Image analyzing unit 309 Image recombining unit 32 Stereoscopic display device 15 201101839 34 Two-dimensional display device 36 Notebook computer 361 Screen 363 Raster 5 Screen 51 Object detector PI, P2, P3 Viewing position S501~S523 Flowchart Step Description S601~S615 Flowchart Step Description S801~S819 Flowchart Step Description

16

Claims (1)

201101839 VII. Patent application scope: 1. A video coding system, comprising: an image embedding unit, receiving a first image and an image feature associated with the first image, and embedding the image feature in a hidden manner The first image is outputted with a video signal; and a two-dimensional image encoding unit performs a two-dimensional image encoding process on the video signal output by the image embedding unit, thereby outputting a digital data stream. 2. The video coding system of claim 1, wherein the image feature is an image difference between the first image and a second image. 3. The video encoding system of claim 2, further comprising: an image comparing unit, receiving the first image and the second image, and comparing the first image with the second image The image difference is output to the image embedding unit. 4. The video coding system of claim 3, wherein the first image and the second image received by the image comparison unit are provided by a stereo camera unit. 5. The video coding system of claim 1, wherein the shadow image feature is a depth of field message of the first image. 6. The video encoding system of claim 1, wherein the image embedding unit hides the image feature in the first image in a digital watermarking manner. 7. A video decoding system for decoding a digital data stream, wherein the digital data stream is encoded by a two-dimensional image, and the video signal is embedded in the first image by a first image and a hidden image. The image feature comprises: a two-dimensional image decoding unit, receiving the digital data stream, and performing two-dimensional image decoding processing on the digital data stream, thereby outputting the video signal; 17 201101839 t image parsing unit 'connected (four) 2D image decoding shadow 9, 10, t Please refer to the i-resolution unit of the patent scope item 7 to solve the watermark analysis method to solve the second solution, the (4) image and the image feature. The method of reorganizing the first-type video display system comprises: - a video encoding system comprising: - an image embedding unit, receiving - an image-image feature, and associating the 嗲U with the first-embedded in the first In the image, ^= 征 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐 隐C) a two-dimensional image decoding unit, a data stream, and receiving the digits for the digit 5 channel, and then outputting the video signal & the 2D image decoding stone unit 1 image parsing unit, receiving the video signal And taking out the image feature and the round-two-t-line image decoding-image recombining unit for the video=code unit, and the image of the n-shirt image; the image recombination processing to obtain a image of the image is displayed. The device receives the video solution: ^, and the image and the second image stereo 2, and the first display mode is displayed. 18 201101839 Ο Ο ▲ the first image and the second image. For example, the video display system described in claim 10, wherein the transmission channel is a wired transmission or a wireless transmission channel. The video display system of claim 10, wherein the display device is configured to stereoscopically display the stereoscopic display device and output the first image/image and the second image in a vertical manner. . The video display system according to claim 12, wherein the display is a virtual reality 4 display, a virtual reality eye, a projection projector, a laser 3D stereo projector, and a stereo Ids. The video display system of the present invention, wherein the 'haves an image distribution player, and the image is combined to form a single image for output in the two-dimensional, such as = profit; {= two screens. The two-dimensional display device is one of the ones that have the honor. The device and the flat display device are a video encoding method, including: a receiving-first image and an image feature that the image feature is scattered in a hidden manner in the image mode; a video signal: and, in the image, in the image To obtain the data stream for the video signal. "Image, flat code processing" and then a digit 7 , such as the patent image of the first image feature is the first message, the method, wherein the difference comparison method is obtained. ^ An image between the two like 11 13 16 19 201101839 18 The first image and the second image system of the 17th item of the scope of the patent application, wherein the object of the 2nd patent system is the same as the image of the object. The depth of field information of the image. In the case of the patent, the method described in item 16 of the patent application is as follows: the feature is the method of reading the watermark of the bit, and the method of hiding the two is used. The method of resource 1 decodes the stream of the number. The digital two-system is a video signal that passes through a two-dimensional image. The X-digit digital signal system*-the first image and the image are composed of the image features. The method includes: - the digital data stream of the image, and the digital data code is processed, and the video signal is sent in; the 仃-,,. 衫 image is solved: the = signal is used to take out the image feature and the first image is taken out = the first image and the image feature to obtain the video decoding A in the second description 23, such as Shen 2 ^ == Bit watermark analysis method for fine-grained knots. The video decoding method described in the target 21, the Gossip g image and the image feature system use the image difference complement-type video display method, and the method includes: a first image and a hidden party associated with the first image are inserted into the first phase to obtain a round-out number, and the digital data stream is rotated by the J transmission channel; the digital data stream transmitted by the channel is And decoding the two-dimensional image, and outputting the video signal 19 20 21 22 24 20 201101839 to parse the video signal to extract the image feature and output the first image; recombining the first image and the image feature to Obtaining a second image; and outputting the first image and the second image to a display device for stereoscopic video display. The video display method of claim 24, wherein the image feature is obtained by comparing the first image and the second image by an aberration comparison method. The video display method of claim 25, wherein the first image and the second image are provided by a stereo camera unit. 27. The video display method of claim 24, wherein the image feature is a depth of field message of the first image. 28. The video display method of claim 24, wherein the image feature is hidden in the first image by digital watermarking. The video display method of claim 24, wherein the image feature is first embedded in the first image before the image feature is subjected to image compression processing. 30. The video display method of claim 24, wherein the image feature is embedded in the first image in a hidden manner, further hiding the embedded data string. The video display method of claim 30, wherein the parsing step further comprises: parsing the sequence data string, and determining a bit between the sequence data string and a preset data string. Whether the number of meta-differents exceeds a tolerance range. 32. The video display method of claim 31, wherein the first image and the image feature are recombined to obtain a difference between the sequence of the second image and the preset data string. Executed when it is less than the tolerance range. The method of video display according to claim 31, wherein when the result of the decision is that the tolerance is exceeded, the display device is stopped to output the display or the output of the display device is displayed to reduce the display of the face. The analysis device is a stereoscopic display device. The video display method is as described in claim 24, and the display device is a stereoscopic display device. /, ^ 35. The video display device shown in claim 24 is a two-dimensional display device, and the first image and the second image are synthesized by the image distribution mode: - The image is attached to the 二维 of the two-dimensional display device and has a lenticular sheet. 5 5 5 5 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 j like the image between the two "the resulting ^^ image;: the third image of the first - f彡 image; the Tibetan way to mourn the first - f and "control command to implicitly carry out the video signal _ ^乂 到 —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— —— :Beibei and the digital control of the command to detect the tears of the video; the transfer of the face--viewing ^ who watched the show 夂 ° 异 出 该 该 该 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 2011 An output image feature of the viewing angle, the output image feature being one of the first image feature and the second image feature; recombining the first image and the output image feature to obtain another image; and outputting the first Image and the other image to The display device performs a stereo video display. twenty three