TWI469615B - Handheld electronic device, dual image capturing method applying for thereof, and computer program product for load into thereof - Google Patents

Description

Handheld electronic device, dual image capturing method suitable for the same, and computer program product for loading thereon

The present invention relates to an electronic device, an image capturing method suitable for the same, and a computer program product for loading thereon, and more particularly to a handheld electronic device, a dual image capturing method suitable for the same, and The computer program product used to load it.

With the development of the 3C (Computer, Communications and Consumer) industry, more and more people will use handheld electrical devices as an aid in life. For example, a common handheld electronic device includes a personal digital assistant (PDA), a mobile phone, a smart phone, etc., which are lightweight and portable. As a result, the number of people using it is increasing and the functions required are becoming wider and wider.

Currently, handheld electronic devices are mostly equipped with camera functions. Among them, the images captured by the camera of the handheld electronic device are mostly preset to be horizontal outputs. If the user wants to output the captured image in a straight line, the image size must be reduced or cropped due to the difference in the aspect ratio of the straight and horizontal screens, resulting in the user not being able to obtain a satisfactory photo browsing and viewing experience, and vice versa. Of course. The above problems will be more serious when shooting movies. Users often have to use the video editing software to perform additional encoding and decoding procedures by externally or implicitly, and rotate the horizontal video image into a straight type. Appropriate viewing on a straight screen, and also the problem of having to shrink or crop due to aspect ratio. This causes confusion for the user.

Accordingly, one aspect of the present invention is to provide a handheld electronic device. When the user wants to capture the image by the handheld electronic device, the handheld electronic device controls the lens module having different image capturing ranges to capture images in different image capturing ranges. The handheld electronic device includes a first lens module, a second lens module, an input unit, and a control unit. The first lens module and the second lens module are respectively disposed on the handheld electronic device. The first lens module has a first image capturing range. The second lens module has a second image capturing range. The first image capturing range is different from the second image capturing range. The input unit is configured to receive a user input of the captured image. When the input unit receives the user input, the control unit controls the first lens module and the second lens module to simultaneously capture a first image and a second image.

Another aspect of the present invention is to provide a dual image capture method. In the dual image capturing method, when the user wants to capture the image by the handheld electronic device, the handheld electronic device controls the lens module having different image capturing ranges to capture images in different image capturing ranges. The dual image capture method is suitable for a handheld electronic device. The handheld electronic device includes a first lens module and a second lens module. The first lens module has a first image capturing range. The second lens module has a second image capturing range. The first image capturing range is different from the second image capturing range. The dual image capture method can be implemented as a computer program product including at least one program instruction. At least one program instruction of the computer program product is used to load the handheld electronic device. At least one of the computer program products instructs the handheld electronic device to perform the dual image capture method after loading the handheld electronic device. The dual image capture method includes the following steps: receiving a user input of a captured image. When receiving the user input, the first lens module and the second lens module simultaneously capture a first image and a second image, respectively.

The application of the present invention has the following advantages. The user can lift the handheld electronic device without moving the handheld electronic device, so that the handheld electronic device can simultaneously capture images of different ranges. Therefore, it is possible to avoid the regret that the image of the desired range is not photographed because the image cannot be taken into consideration when the image is lost at the moment of shooting. In addition, if the image captured by the handheld electronic device is a movie, the images of the vertical axis pixel and the horizontal axis pixel number are captured by different lens modules, thereby avoiding the vertical axis pixel and the horizontal between the two images. The additional video codec burden caused by the different axis pixels.

The spirit and scope of the present invention will be apparent from the following description of the preferred embodiments of the invention. The spirit and scope of the invention are not departed.

1 is a rear view of a handheld electronic device in accordance with an embodiment of the present invention. Figure 2 is a functional block diagram of the handheld electronic device of Figure 1. When the user wants to capture the image by the handheld electronic device, the handheld electronic device controls the lens module having different image capturing ranges to capture images in different image capturing ranges.

The handheld electronic device 100 includes a control unit 110, a first lens module 120, a second lens module 130, and an input unit 140. The first lens module 120 and the second lens module 130 are respectively disposed on the handheld electronic device 100. The first lens module 120, the second lens module 130, and the input unit 140 are electrically connected to the control unit 110, respectively. The input unit 140 can be a button, a keyboard, a graphical user interface (GUI), or other types of input units.

The first lens module 120 has a first image capturing range. The second lens module 130 has a second image capturing range. The first image capturing range is different from the second image capturing range. The input unit 140 is configured to receive a user input of the captured image. When the input unit 140 receives the user input, the control unit 110 controls the first lens module 120 and the second lens module 130 to simultaneously capture a first image and a second image. The first image and the second image captured by the handheld electronic device 100 may include images, movies, or other types of images. In this way, the user can lift the handheld electronic device 100 without moving the handheld electronic device 100, so that the handheld electronic device 100 can simultaneously capture images of different ranges. Therefore, it is possible to avoid the regret that the image of the desired range is not photographed because the image cannot be taken into consideration when the image is lost at the moment of shooting.

In one embodiment of the present invention, the first image captured by the first lens module 120 can be a continuous image, and the second image captured by the second lens module 130 can be a horizontal image. Therefore, the configuration orientation of the first lens module 120 can be substantially perpendicular to the configuration orientation of the second lens module 130. In this way, the first image (straight image) extracted by the first lens module 120 can be substantially perpendicular to the second image (horizontal image) taken by the second lens module 130. In other words, the user does not need to move the handheld electronic device 100, so that the handheld electronic device 100 can simultaneously capture the straight image and the horizontal image. In addition, when the user selects the film shooting mode, the user must wait for the device to perform trans-coding for a long time on a handheld electronic device that can only perform horizontal shooting. In other words, the decoding of the original compressed horizontal image must be performed first, followed by the complete straight film compression coding. This process is very long, users can not only switch to watch instantly, but the video will also suffer from the quality degradation caused by two distortion film compression. If the design of the present invention is used, the user can switch the viewing mode at any time, and the films of both modes can maintain the best quality.

In addition, the handheld electronic device 100 can display different image capturing ranges captured by different lens modules according to different orientations (such as straight pendulum or yaw). Therefore, the handheld electronic device 100 further includes a display 150 and an orientation sensing module 160. The orientation sensing module 160 is configured to detect the orientation of the handheld electronic device 100. Wherein, a g sensor or other component capable of detecting the orientation may be used as the orientation sensing module 160. Therefore, when the handheld electronic device 100 enters a shooting mode, the handheld electronic device 100 can control the display 150 to display different lens modules according to the orientation of the handheld electronic device 100 detected by the orientation sensing module 160. The scope. When the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is a first orientation, the control unit 110 controls the display 150 to display the first image capturing range captured by the first lens module 120. When the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is a second orientation, the control unit 110 controls the display 150 to display the second image capturing range captured by the second lens module. Wherein the first orientation is different from the second orientation. In this way, the handheld electronic device 100 can instantly control the display 150 in the shooting mode according to different orientations, and display different image capturing ranges captured by different lens modules. In other words, the user can change the range displayed by the handheld electronic device 100 by placing the handheld electronic device 100 in different orientations during the shooting mode.

FIG. 3 is a front elevational view of the handheld electronic device of FIG. 1 in a straight swing. FIG. 4 is a front elevational view of the handheld electronic device of FIG. 1 when it is yawed. In one embodiment of the present invention, the first orientation of the handheld electronic device 100 can be preset and the yaw is preset to the second orientation of the handheld electronic device 100. Therefore, when the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is a straight swing (first orientation), the control unit 110 controls the display 150 to display the first lens module 120 in the first image capturing range. The straight image captured (as shown in Figure 3). When the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is the second orientation of the yaw, the control unit 110 controls the display 150 to display the second lens module 130 for capturing the second image capturing range. Horizontal image (as shown in Figure 4). However, in other embodiments, the first orientation and the second orientation may be preset to different orientations of other handheld electronic devices 100, and are not limited to the disclosure. In this way, the user can display the corresponding straight image or horizontal image by displaying the orientation of the handheld electronic device 100 as a straight pendulum or a yaw in the shooting mode, which is convenient for the user to operate. In addition, the display area of the display 150 can be fully utilized by avoiding the direct display of the direct image on the display 150 or the horizontal display of the display area caused by the display 150.

In addition, when the handheld electronic device 100 displays the image captured by one of the lens modules, the user can prompt the user to capture the range of the other lens module by additionally displaying the photographic auxiliary line on the displayed image. Therefore, when the handheld electronic device 100 enters the shooting mode, and the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is the first orientation, the control unit 110 controls the display 150 to display the first lens module 120. The first image capturing range is captured, and one or more first photographic auxiliary lines are additionally displayed on the displayed first image capturing range. The first photographic auxiliary line is used to prompt the second image capturing range captured by the second lens module 130 to be relative to the position of the first image capturing range. In an embodiment of the invention, the first photographic auxiliary line may be preset to be generated at a specific position on the displayed first image capturing range. In another embodiment of the present invention, the image captured by the first lens module 120 and the second image captured by the second lens module 130 The image is compared, and the image is compared to obtain the position of the first photographic auxiliary line on the first image capturing range. However, in other embodiments, other methods may be used to obtain the position of the first photographic auxiliary line relative to the captured image in the first image capturing range, and is not limited to the disclosure.

In addition, when the handheld electronic device 100 enters the shooting mode, and the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is the second orientation, the control unit 110 controls the display 150 to display the second lens module 130. Extracting the second image capturing range, and displaying one or more second photographic auxiliary lines in the displayed second image capturing range to prompt the first image capturing module captured by the first lens module 120 The location of the range. In this way, when the range captured by one of the lens modules is displayed, the user can understand the range of the other lens module by prompting the photographic auxiliary line.

FIG. 5 illustrates an embodiment of a photographic auxiliary line displayed by the handheld electronic device 100 of FIG. 1. FIG. 6 is a diagram showing another embodiment of the photographic auxiliary line displayed by the handheld electronic device 100 of FIG. 1. For example, the first orientation of the handheld electronic device 100 can be preset and the yaw is preset to the second orientation of the handheld electronic device 100. Therefore, when the handheld electronic device 100 enters the shooting mode, and the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is a straight swing (first orientation), the control unit 110 controls the display 150 to display the first lens. The first image (straight image) 201 of the first image capturing range captured by the module 120 is further displayed with a first photographic auxiliary line 201a (as shown in FIG. 5) on the first image 201. The first photographic auxiliary line 201a is used to prompt the second image capturing range captured by the second lens module 130 to be relative to the position of the first image capturing range. In addition, when the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is yaw (second orientation), the control unit 110 controls the display 150 to display a second image on the second image capturing range. A second photographic auxiliary line 202a (shown in FIG. 6) is further displayed on the image 202 to prompt the position of the first image capturing range captured by the first lens module 120. In this way, the range of the horizontal image can be prompted when shooting a straight image, or the range of the direct image can be prompted when the horizontal image is captured to assist the shooting. However, in other embodiments, a plurality of photographic auxiliary lines may be displayed when displaying an image, and is not limited to the disclosure.

When the handheld electronic device 100 displays the image captured by one of the lens modules, the thumbnail image captured by the other lens module may be additionally displayed. Therefore, when the handheld electronic device 100 enters the shooting mode, and the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is the first orientation, the control unit 110 controls the display 150 to display the second image capturing range. A thumbnail. When the handheld electronic device 100 enters the shooting mode, and the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is the second orientation, the control unit 110 controls the display 150 to display another one of the first image capturing ranges. Figure. In this way, when displaying the image captured by one of the lens modules, the user can know the image of the range captured by the other lens module by using the thumbnail image.

FIG. 7 is a diagram showing an embodiment of the handheld electronic device 100 of FIG. 1 showing a thumbnail. FIG. 8 is a diagram showing another embodiment of the thumbnail display of the handheld electronic device 100 of FIG. 1. For example, the first orientation of the handheld electronic device 100 can be preset and the yaw is preset to the second orientation of the handheld electronic device 100. Therefore, when the handheld electronic device 100 enters the shooting mode, and the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is a straight swing (first orientation), the control unit 110 controls the display 150 to display the first lens module. The first image captured by the group 120 captures the first image (straight image) 301, and the thumbnail image 301a of the horizontal image of the second image capture range is displayed (as shown in FIG. 7). When the handheld electronic device 100 enters the shooting mode, and the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is yaw (second orientation), the control unit 110 controls the display 150 to display the second lens module 130. The second image (horizontal image) 302 in the second image capturing range is captured, and the thumbnail image 302a of the straight image in the first image capturing range is displayed (as shown in FIG. 8).

When the handheld electronic device 100 enters the browsing mode, the handheld electronic device 100 can display different images according to different orientations. Therefore, when the handheld electronic device 100 enters a browsing mode, and the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is a first orientation, the control unit 110 controls the display 150 to display the first image. When the handheld electronic device 100 enters the browsing mode, and the orientation sensing module 160 detects that the orientation of the handheld electronic device 100 is a second orientation, the control unit 110 controls the display 150 to display the second image. In this way, the handheld electronic device 100 can control the display 150 to display images captured by different image capturing ranges in the browsing mode according to different orientations. In other words, the user can change the image displayed by the handheld electronic device 100 by placing the handheld electronic device 100 in different orientations for browsing, which is convenient for the user to operate.

In addition, the handheld electronic device 100 can set the first image capturing range and the second image capturing range according to the interest characteristics set by the user. Accordingly, control unit 110 can receive an interest feature from input unit 140. The control unit 110 automatically determines the first image capturing range of the first image and the second image capturing range of the second image according to the feature of interest, so that the interest feature can be in the first image capturing range and the second image capturing range. Inside. Therefore, the first lens module 120 can capture the first image having the feature of interest according to the first image capturing range, and the second lens module 130 can capture the second feature image according to the second image capturing range. image. Among them, the interest feature can be preset as a face feature, a smile feature, and the like. In this way, the features of interest that are of interest to the user can be avoided and are not captured in the image.

FIG. 9 is a flow chart of a dual image capturing method according to an embodiment of the invention. In the dual image capturing method, when the user wants to capture the image by the handheld electronic device, the handheld electronic device controls the lens module having different image capturing ranges to capture images in different image capturing ranges. The dual image capture method is suitable for a handheld electronic device. The handheld electronic device includes a first lens module and a second lens module. The first lens module has a first image capturing range. The second lens module has a second image capturing range. The first image capturing range is different from the second image capturing range. The dual image capture method can be implemented as a computer program product including at least one program instruction. At least one program instruction of the computer program product is used to load the handheld electronic device. At least one of the computer program products instructs the handheld electronic device to perform the dual image capture method after loading the handheld electronic device. The computer program product can be stored in a portable electronic device readable recording medium, and the handheld electronic device can read the recording medium and perform a dual image capturing method. The portable electronic device can read the recording medium and can be a read-only memory, a flash memory, a hard disk, a compact disk, a flash drive, a network accessible database, or a person familiar with the art can easily think of the same function. The handheld electronic device can read the recording medium.

The dual image capture method 400 includes the following steps: In step 410, a user input of a captured image is received.

In step 420, when the user input is received (step 410), the first lens module and the second lens module of the handheld electronic device simultaneously capture a first image and a second image, respectively. The first image is the image captured by the first lens module on the first image capturing range, and the second image is the image captured by the second lens module on the second image capturing range. The first image and the second image may include images, movies, or other types of images. In this way, the user can lift the handheld electronic device without moving the handheld electronic device, so that the handheld electronic device can simultaneously capture images of different ranges.

In an embodiment of step 420, the first image captured by the first lens module on the first image capturing range may be a continuous image, and the second lens module may be captured in the second image. The second image captured in the range is a horizontal image. In this way, the user can simultaneously capture the straight image and the horizontal image without moving the handheld electronic device. Therefore, it is possible to avoid the regret that the image of the desired range is not photographed because the image cannot be taken into consideration when the image is lost at the moment of shooting. In addition, when the user selects the film shooting mode, the user must wait for the device to perform trans-coding for a long time on a handheld electronic device that can only perform horizontal shooting. In other words, the decoding of the original compressed horizontal image must be performed first, followed by the complete straight film compression coding. This process is very long, users can not only switch to watch instantly, but the video will also suffer from the quality degradation caused by two distortion film compression. If the design of the present invention is used, the user can switch the viewing mode at any time, and the films of both modes can maintain the best quality.

In addition, depending on the orientation of the handheld electronic device (such as straight swing or yaw), different lens capture ranges can be displayed for different lens modules. Thus, in step 430, the orientation of the handheld electronic device can be detected. Wherein, the detection of step 430 can be performed using a gravity sensor or other component capable of detecting the orientation.

In step 440, when the orientation of the handheld electronic device is detected as a first orientation, and when the handheld electronic device enters a shooting mode, the handheld electronic device displays the image capturing range of the first lens module.

In step 450, when the orientation of the handheld electronic device is detected as a second orientation, and when the handheld electronic device enters the shooting mode, the handheld electronic device displays the image capturing range of the second lens module. Wherein the first orientation is different from the second orientation. In this way, in the shooting mode, different handheld image capturing ranges captured by different lens modules can be displayed in the handheld electronic device according to different orientations. In other words, the user can change the image displayed by the handheld electronic device by placing the handheld electronic device in different orientations. In addition, the first orientation can be a straight pendulum handheld electronic device, and the second orientation is a sway handheld electronic device, wherein the first image corresponding to the first orientation is a straight image, and the second image corresponding to the second orientation is Horizontal image. In this way, the user can display the position of the handheld electronic device as a straight pendulum or a yaw in the shooting mode, so that the handheld electronic device displays a straight image or a horizontal image in a corresponding range. User operation. In addition, the horizontal display of the straight image on the handheld electronic device or the horizontal display of the display area caused by the handheld electronic device can be avoided, thereby making full use of the display area on the handheld electronic device.

In addition, when the handheld electronic device displays the image captured by one of the lens modules, the user can prompt the user to capture the range of the other lens module by additionally displaying the photographic auxiliary line on the displayed image. Therefore, when the orientation of the handheld electronic device is detected as the first orientation, and when the handheld electronic device enters the shooting mode, one or more first photographic auxiliary lines may be additionally displayed on the handheld electronic device, in step 440. Capture and display the range. The first photographic auxiliary line is used for prompting the second image capturing range captured by the second lens module relative to the position of the first lens module in the captured first image range. In addition, when it is detected that the orientation of the handheld electronic device is the second orientation, and when the handheld electronic device enters the shooting mode, one or more second photographic auxiliary lines may be additionally displayed on the handheld electronic device, at step 450. Capture and display the range. The second photographic auxiliary line is used to prompt the first image capturing range captured by the first lens module relative to the position of the second image range captured by the second lens module. In this way, when the range captured by one of the lens modules is displayed, the user can understand the range of the other lens module by prompting the photographic auxiliary line.

When the handheld electronic device displays the image captured by one of the lens modules, the thumbnail image captured by the other lens module can be additionally displayed. Therefore, when the orientation of the handheld electronic device is detected as the first orientation, and when the handheld electronic device enters the shooting mode, the handheld electronic device can display another first thumbnail of the second image capturing range. On the image displayed in step 440. In addition, when detecting that the orientation of the handheld electronic device is the second orientation, and when the handheld electronic device enters the shooting mode, the handheld electronic device may display another second thumbnail from the first image capturing range. , on the image displayed in step 450. In this way, when displaying the image captured by one of the lens modules, the user can know the image of the range captured by the other lens module by using the thumbnail image.

When entering the browsing mode, the handheld electronic device can also display different images according to different orientations. Therefore, when the step 430 detects that the orientation of the handheld electronic device is the first orientation and the handheld electronic device enters a browsing mode, the first image captured by the first lens module is displayed on the handheld electronic device. In addition, when the step 430 detects that the orientation of the handheld electronic device is the second orientation and the handheld electronic device enters a browsing mode, the second image captured by the second lens module is displayed on the handheld electronic device. In this way, in the browsing mode, according to the different orientations of the handheld electronic device, the images captured by the different lens modules are displayed, which is convenient for the user to operate.

In addition, the hand can set the first image capturing range and the second image capturing range according to the interest feature set by the user, and use the step 420 as the basis for capturing the image. Therefore, the dual image capturing method 400 further includes the following steps: receiving an interest feature. The first image capturing range of the first image and the second image capturing range of the second image are automatically determined according to the feature of interest, so that the interest feature is within the first image capturing range and the second image capturing range. Among them, the interest feature can be preset as a face feature, a smile feature, and the like. Therefore, in step 420, the first lens module and the second lens module can simultaneously capture the first image and the second image according to the set first image capturing range and the second image capturing range. In this way, the features of interest that are of interest to the user can be avoided and are not captured in the image.

It will be apparent from the above-described embodiments of the present invention that the application of the present invention has the following advantages. The user can lift the handheld electronic device without moving the handheld electronic device, so that the handheld electronic device can simultaneously capture images of different ranges. Therefore, it is possible to avoid the regret that the image of the desired range is not photographed because the image cannot be taken into consideration when the image is lost at the moment of shooting. In addition, if the image captured by the handheld electronic device is a movie, the instant switching mode can be obtained to maintain the best viewing quality.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and the present invention can be modified and modified without departing from the spirit and scope of the present invention. The scope is subject to the definition of the scope of the patent application attached.

100. . . Handheld electronic device

110. . . control unit

120. . . First lens module

130. . . Second lens module

140. . . Input unit

150. . . monitor

160. . . Azimuth sensing module

201. . . First image

201a. . . First photography guide

202. . . Second image

202a. . . Second photography guide

301. . . First image

301a. . . Shrink image of horizontal image

302. . . Second image

302a. . . Thumbnail of straight image

400. . . Dual image capture method

410～450. . . step

The above and other objects, features, advantages and embodiments of the present invention will become more apparent and understood.

1 is a rear view of a handheld electronic device in accordance with an embodiment of the present invention.

Figure 2 is a functional block diagram of the handheld electronic device of Figure 1.

FIG. 3 is a front elevational view of the handheld electronic device of FIG. 1 in a straight swing.

FIG. 4 is a front elevational view of the handheld electronic device of FIG. 1 when it is yawed.

FIG. 5 illustrates an embodiment of a photographic auxiliary line displayed by the handheld electronic device 100 of FIG. 1.

FIG. 6 is a diagram showing another embodiment of the photographic auxiliary line displayed by the handheld electronic device 100 of FIG. 1.

FIG. 7 is a diagram showing an embodiment of the handheld electronic device 100 of FIG. 1 showing a thumbnail.

FIG. 8 is a diagram showing another embodiment of the thumbnail display of the handheld electronic device 100 of FIG. 1.

FIG. 9 is a flow chart of a dual image capturing method according to an embodiment of the invention.

100. . . Handheld electronic device

110. . . control unit

120. . . First lens module

130. . . Second lens module

140. . . Input unit

150. . . monitor

160. . . Azimuth sensing module

Claims (15)

A handheld electronic device includes: a first lens module disposed on the handheld electronic device and having a first image capturing range; and a second lens module disposed on the handheld electronic device a second image capturing range, wherein the first image capturing range is different from the second image capturing range; a display; and a position sensing module for detecting an orientation of the handheld electronic device; In a shooting mode: based on the orientation sensing module detecting the orientation of the handheld electronic device as a first orientation, the display displaying the first image capturing range of the first lens module, and displaying One or more first photographic auxiliary lines to prompt the second image capture range. The handheld electronic device of claim 1, further comprising: an input unit for receiving a user input of the captured image; and a control unit for receiving the user input when the input unit receives the input Controlling the first lens module and the second lens module to simultaneously capture a first image and a second image, wherein the first image is a continuous image, and the second image is a horizontal image. The configuration orientation of the first lens module is substantially perpendicular to the configuration orientation of the second lens module. The handheld electronic device of claim 1, wherein In the shooting mode: when the orientation sensing module detects that the orientation of the handheld electronic device is a second orientation, the display displays the second image capturing range of the second lens module. The handheld electronic device of claim 3, wherein: when in the shooting mode, the orientation sensing module detects that the orientation of the handheld electronic device is the second orientation, the display further displays one or A plurality of second photographic auxiliary lines are provided to prompt the first image capturing range. The handheld electronic device of claim 3, wherein: when in the shooting mode, the orientation sensing module detects that the orientation of the handheld electronic device is the first orientation, the display further displays the a first thumbnail image of the second image capturing range; and when the orientation sensing module detects that the orientation of the handheld electronic device is the second orientation, the display further displays the first The second thumbnail of one of the image capture ranges. The handheld electronic device of claim 2, further comprising: when the handheld electronic device enters a browsing mode, and the orientation sensing module detects that the orientation of the handheld electronic device is a first orientation, The display displays the first image; and when the handheld electronic device enters the browsing mode, and the orientation sensing module detects that the orientation of the handheld electronic device is a second orientation, the display displays the second image. The handheld electronic device of claim 2, wherein the first image and the second image comprise a picture and/or a movie. A dual image capturing method suitable for a handheld electronic device The handheld electronic device includes a first lens module having a first image capturing range and a second lens module having a second image capturing range, wherein the first image capturing range is The second image capturing range is different. The method includes the following steps: detecting an orientation of the handheld electronic device; when entering a shooting mode: when detecting that the orientation of the handheld electronic device is a first orientation, Displaying, by the handheld electronic device, the first image capturing range of the first lens module; and displaying one or more first photography auxiliary lines to prompt the second image capturing range. The method of claim 8, wherein before detecting the orientation of the handheld electronic device, the method further comprises: receiving a user input of the captured image; and receiving the user input, the first lens module And capturing a first image and a second image simultaneously with the second lens module, wherein the first image is a continuous image, and the second image is a horizontal image. The method of claim 8, further comprising: displaying the second lens module capture range on the handheld electronic device when detecting that the orientation of the handheld electronic device is a second orientation. The method of claim 10, further comprising: displaying one or more second shots when the handheld electronic device enters the photographing mode and detecting that the orientation of the handheld electronic device is the second orientation A guide line to prompt the first image capture range. The method of claim 10, further comprising: displaying the second image capturing range when the handheld electronic device enters the shooting mode and detecting that the orientation of the handheld electronic device is the first orientation a first thumbnail image; and when the handheld electronic device enters the shooting mode and detects that the orientation of the handheld electronic device is the second orientation, another one of the first image capturing ranges is displayed Thumbnail. The method of claim 9, further comprising: displaying the first image when the handheld electronic device enters a browsing mode and detecting that the orientation of the handheld electronic device is a first orientation; and when the The handheld electronic device enters the browsing mode, and when the orientation of the handheld electronic device is detected to be a second orientation, the second image is displayed. The method of claim 9, wherein the first image and the second image comprise a picture and/or a movie. A computer program product comprising at least one program command for loading a handheld electronic device, the handheld electronic device comprising a first lens module having a first image capturing range and having a second image Taking a second lens module of the range, wherein the first image capturing range is different from the second image capturing range, the at least one program command performs at least the following steps after loading the handheld electronic device: detecting the The orientation of the handheld electronic device; and when entering a shooting mode: when the orientation of the handheld electronic device is detected as a first orientation, displaying the first image of the first lens module on the handheld electronic device Capture a range; and another one or more first photographic auxiliary lines are displayed to prompt the second image capturing range.