TWI470994B - Video display adjusting method and video display adjusting device - Google Patents

Description

Video display adjustment method and video display adjustment device

The invention relates to video display adjustment, and more particularly to a video display adjustment method and apparatus for outputting a user prompt message according to a process of image conversion processing.

Three-dimensional imagery (3D) has recently led to a high-definition trend. According to medical research, stereoscopic images are received through the retina, forming the parallax of the left and right eyes. The information received by the left and right eyes must be consistent with the area seen in the image, and the brain can produce a stereoscopic image of the stereoscopic illusion of the human body; However, the angle of the left and right eye cohesive changes, violating the focus and cohesive synchronization changes, and excessively frequent occurrences may easily cause dizziness, vomiting, and the like.

Therefore, how to provide a prompt message to the viewer when viewing a stereoscopic movie to avoid the feeling of dizziness and vomiting is an important issue.

An object of the present invention is to provide a video display adjustment method and a device thereof, which use the calculation amount of each planar image in the input video to be converted into a stereoscopic image to remind the user to appropriately adjust the video display mode to solve the prior art. problem.

An embodiment of the present invention discloses a video display adjustment method, which includes the following steps: performing an image conversion process on an input video to convert each planar image in the input video into a stereoscopic image; The process generates a judgment value; and outputs a user prompt message according to the judgment value.

The embodiment of the present invention further discloses a video display adjustment apparatus, including: an image conversion processing unit, configured to perform an image conversion process on an input video to convert each planar image in the input video into a stereo image. a determining unit coupled to the image conversion processing unit for generating a determination value according to the processing of the image conversion processing; and an execution unit coupled to the execution unit for outputting according to the determination value A user prompt message.

The invention has the advantages that the user is reminded to appropriately adjust the video display mode according to the calculation amount of converting the stereo image into each plane image in the input video to avoid dizziness or vomiting.

Another advantage of the present invention is that after the user has received a return plane image message or a reduced stereo image effect message and adjusts the video display mode, the calculation amount or processing of the volume image can be converted again according to each plane image in the input video. The length of time reminds the user to watch the stereoscopic movie again.

Certain terms are used throughout this specification and the following claims to refer to particular elements, and those of ordinary skill in the art should understand that the hardware manufacturer may refer to the same element by a different noun. The scope of the specification and the subsequent patent application does not use the difference in name as the means of distinguishing the elements, but the difference in the function of the elements as the criterion for distinguishing, as mentioned in the entire specification and subsequent claims. "Includes" is an open-ended term and should be interpreted as "including but not limited to". In addition, the term "coupled" is used in this context to include any direct and indirect electrical connection means. Depicting a first device coupled to a second device means that the first device can be directly electrically connected to the second device or indirectly electrically connected to the second device through other devices or connection means.

Please refer to FIG. 1 , which is a schematic diagram of an embodiment of a video display adjustment device 100 of the present invention. As shown in FIG. 1 , the video display adjustment device 100 includes, but is not limited to, an image conversion processing unit 110 , a determination unit 120 , and an execution unit 130 . The image conversion processing unit 110 is configured to perform an image conversion process on an input video S_IN to convert each planar image in the input video S_IN into a stereoscopic image, that is, the image conversion processing unit 110 utilizes at least one conversion feature to Converting the planar image into the stereoscopic image. For example, the conversion feature is a two-eye parallax, an image brightness, an image texture, an object size in the image, an object moving speed in the image, or a scene switching in the image, but This is not a limitation of the invention. It is to be noted that the image conversion processing unit 110 can adopt any conventional technique for converting a planar image into a volume image. For brevity, details are not described herein again. The determining unit 120 is coupled to the image conversion processing unit 110 for generating a determination value SV according to the process of the image conversion processing unit 110 performing image conversion processing. For example, the determining unit 120 includes a calculating unit 121 for accumulating The calculation amount of the image conversion processing is to generate the determination value SV, that is, the determination value SV is the calculation amount of the stereoscopic image conversion in the input video S_IN. The execution unit 130 is coupled to the determining unit 120 for outputting a user prompt message S according to the determination value SV. In this embodiment, the execution unit 130 includes a comparison unit 131 and a display unit 132. The comparison unit 131 is coupled to the determination unit 120 for comparing the determination value SV with a threshold TH, and the display unit 132 is coupled to the display unit 132. The comparing unit 131 is configured to drive a display device 150 to display a user prompt message S through an On Screen Display (OSD) when the judgment value SV is greater than the threshold value TH. For example, the user prompts the message S to include (but Not limited to) stopping the playing of the message, continuing to play the message, returning the planar image message, and/or reducing the stereoscopic image effect message.

For example, when a user watches a stereoscopic movie, in order to avoid dizziness, a threshold TH is first set according to the user's own experience, wherein the threshold TH can be dynamically adjusted, and this criticality The value TH represents the most acceptable stereoscopic image effect for the user. When the stereoscopic video movie is played, the image conversion processing unit 110 first converts each planar image in the planar video into a stereoscopic image for subsequent playback, and the computing unit 121 performs each planar image conversion in the image conversion processing unit 110. When the stereoscopic image is formed, the calculation amount of the image conversion processing executed by the image conversion processing unit 110 is accumulated to generate the determination value SV. Therefore, when the comparison unit 131 finds that the determination value SV is greater than the threshold TH, that is, the user has already seen The stereoscopic image video of the stereoscopic image effect is too large. Therefore, the display unit 132 displays the user prompt message S on the display device 150 through a screen menu. As shown in FIG. 2, the second image is the video display adjustment device 100. A schematic diagram of an embodiment of the user prompt message S is displayed on the screen 151 of the display device 150 via a screen menu. In this embodiment, the user prompt message S includes a stop playing message 210, a resume playing message 220, a returning planar image message 230, and a reduced stereoscopic image effect message 240, so that the user can The situation is selected from the user prompt message S displayed on the screen. For example, if the user feels that there is no feeling of dizziness, then the user can choose to continue playing the message 220 to continue to play the stereoscopic video and restart Setting the threshold TH, or in another embodiment, the user feels that there is already a feeling of dizziness, and then can select to return to the plane image message 230 to play the plane video, select to stop playing the message 210 to stop viewing or select to reduce the stereo image. Effect message 240 to reduce stereoscopic image effects to avoid dizziness. Please note that the position displayed by the user prompt message S on the screen 151 may be the two sides or corner positions of the screen 151. As shown in FIG. 3, the third figure is the video display adjusting device 100 through a screen menu on the display device. 150 is a schematic diagram showing another embodiment of the user prompt message S. An advantage of this embodiment is that the location of the user prompt message S (including a stop play message 310, a resume play message 320, a return plane image message 330, and a reduced stereo image effect message 340) is displayed at a corner of the screen 151. In this way, the user prompts the message S to avoid the user's normal viewing of the movie and the prompting effect.

Please note that in another embodiment of the present invention, the calculation unit 121 can also be used to accumulate the processing time length of the image conversion processing unit 110 to perform the image conversion processing to generate the determination value SV. In other words, the determination value SV represents that the input video S_IN has been completed. It takes time to convert stereoscopic images. That is to say, the present invention can also prompt the user to appropriately adjust the video display mode according to the processing time length of each planar image converted into a stereoscopic image in the S_IN input video to avoid or slow down the uncomfortable feeling such as dizziness.

In another embodiment of the present invention, after the returning of the planar image message 230 or the reduced stereoscopic image effect message 240 is adjusted to adjust the video display mode, the threshold TH can be reset, and the computing unit 121 is also re-in the image conversion processing unit. The calculation amount or the processing time length of the image conversion processing performed by the image conversion processing unit 110 is generated by the integrated image conversion processing unit 110 to generate a new determination value SV, and the comparison unit 131 finds that the determination value SV is greater than the threshold TH. The user has been rested for a while and can continue to watch the stereoscopic movie. Therefore, the display unit 132 similarly displays the user prompt message S on the screen 151 through a screen menu, as shown in FIG. 4 is a schematic diagram of another embodiment in which the video display adjustment device displays the user prompt message on the display device 150 through a screen menu. In this embodiment, the user prompt message S includes a resume play message 401 and Upon returning to the stereoscopic image message 402, the user can then base on the situation based on his or her own condition. A message to adjust or maintain the current video display.

Please note that the user prompt message S can be displayed on the screen 151 through a screen menu by text or image, and the location where the user prompt message S is displayed on the screen 151 can be located on both sides or corners of the screen 151, but this is not The limitations of the present invention, which can be displayed on the screen 151 by text or image through a screen menu to remind the user to adjust the video display mode are all in accordance with the spirit of the present invention and fall within the scope of the present invention. In addition, the content of the user prompt message S is only an example of the present invention, and is not a limitation of the present invention. Any prompt message that can remind the user to adjust the video display mode is in accordance with the spirit of the present invention, and falls within the scope of the present invention. .

Please refer to FIG. 5, which is a flow chart of an operation example of the video display adjustment method of the present invention, including but not limited to the following steps (note that if substantially the same result is obtained, these steps are It is not necessary to follow the execution order shown in Figure 5):

Step S500: Start.

Step S510: Perform an image conversion process on an input video to convert each planar image in the input video into a stereo image.

Step S520: Generate a judgment value according to the processing of the image conversion processing.

Step S530: Output a user prompt message according to the judgment value.

With the steps shown in Figure 5 and the components shown in Figure 1, the relevant operational details can be understood. For the sake of brevity, it will not be repeated here.

The steps of the above-described various processes are merely examples of the present invention, and are not intended to limit the present invention, and the methods may further include other intermediate steps or may be several without departing from the spirit of the present invention. The steps are combined into a single step to make the appropriate changes.

The embodiments described above are only intended to illustrate the technical features of the present invention and are not intended to limit the scope of the present invention. As described above, the present invention provides a video display adjustment method and apparatus for alerting a user to appropriately adjust a video display mode according to an operation amount or a processing time length of each planar image converted into an image in an input video to avoid Dizziness or vomiting occurs. In addition, another advantage of the present invention is that after the user receives a return plane image message or a reduced stereo image effect message and adjusts the video display mode, the user can convert the image into a stereo image according to each plane image in the input video. The amount of calculation or processing time length reminds the user to watch the stereoscopic movie again.

The above are only the preferred embodiments of the present invention, and all changes and modifications made to the scope of the present invention should be within the scope of the present invention.

100. . . Video display adjustment device

110. . . Image conversion processing unit

120. . . Judging unit

130. . . Execution unit

121. . . Computing unit

131. . . Comparison unit

132. . . Display unit

150. . . Display device

151. . . Screen

210, 220, 230, 240, 310, 320, 330, 340, 401, 402. . . User prompt message

Fig. 1 is a schematic view showing an embodiment of a video display adjusting device of the present invention.

Figure 2 is a schematic diagram of an embodiment of a video display adjustment device displaying a user prompt message on a display device via a screen menu.

Figure 3 is a schematic diagram of another embodiment of a video display adjustment device displaying a user prompt message on a display device via a screen menu.

Figure 4 is a schematic diagram showing another embodiment of the video display adjustment device displaying a user prompt message on the display device through a screen menu.

FIG. 5 is a flow chart showing an operation example of one of the video display adjustment methods of the present invention.

100. . . Video display adjustment device

110. . . Image conversion processing unit

120. . . Judging unit

130. . . Execution unit

121. . . Computing unit

131. . . Comparison unit

132. . . Display unit

150. . . Display device

Claims (16)

A video display adjustment method includes: performing image conversion processing on an input video to convert each planar image in the input video into a stereo image; and generating a judgment value according to a process of the image conversion process; A user prompt message is output according to the judgment value. The method of claim 1, wherein the image conversion processing uses at least one conversion feature to convert the planar image into the stereoscopic image. The method of claim 2, wherein the conversion feature comprises a binocular parallax, an image brightness, an image texture, an object size in the image, an object moving speed in the image, or a scene switching in the image. The method of claim 1, wherein the step of outputting the user prompt message according to the judgment value further comprises: comparing the judgment value with a threshold value; and when the judgment value is greater than the threshold value, The user prompt message is displayed through an On Screen Display (OSD). The method of claim 4, wherein the user prompt message comprises a stop playing message, a resume playing message, a returning planar image message or a reduced stereoscopic image effect message. The method of claim 4, wherein the threshold value is dynamically adjustable. The method of claim 1, wherein the step of generating the determination value according to the processing of the image conversion processing comprises: accumulating an operation amount of the image conversion processing to generate the determination value. The method of claim 1, wherein the step of generating the determination value according to the processing of the image conversion processing comprises: accumulating a processing time length of the image conversion processing to generate the determination value. A video display adjustment device includes: an image conversion processing unit configured to perform an image conversion process on an input video to convert each planar image in the input video into a stereoscopic image; a determining unit coupled to the The image conversion processing unit is configured to generate a determination value according to the processing of the image conversion processing; and an execution unit coupled to the execution unit for outputting a user prompt message according to the determination value. The video display adjustment device of claim 9, wherein the image conversion processing unit converts the planar image into the stereoscopic image by using at least one conversion feature. The video display adjustment device of claim 10, wherein the conversion feature is a two-eye parallax, an image brightness, an image texture, an object size in the image, an object moving speed in the image, or a scene in the image. Switch. The video display adjustment device of claim 9, wherein the execution unit further comprises: a comparison unit coupled to the determination unit for comparing the determination value with a threshold value; and a display unit, The comparison unit is configured to display the user prompt message on a screen through an On Screen Display (OSD) when the determination value is greater than the threshold. The video display adjustment device of claim 12, wherein the user prompt message comprises a stop play message, a resume play message, a return plane image message or a reduced stereo image effect message. The video display adjustment device of claim 12, wherein the threshold value is dynamically adjustable. The video display adjustment device of claim 9, wherein the determining unit comprises: a calculating unit configured to accumulate an operation amount of the image conversion processing to generate the determination value. The video display adjustment device of claim 9, wherein the determining unit comprises: a calculating unit for accumulating the processing time length of the image converting process to generate the determining value.