JP2011166480A - Content reproduction device, method for controlling the same, and content reproduction program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To ensure the visibility of a selected image even when a display section is small, and enable easy selection of a desired image even when the number of images to be selected is large. <P>SOLUTION: A storage section 13 stores image data relating to content to be reproduced. A display section 12 displays the image data as an image. An operation section 11 receives an instruction to scroll the image data in an arbitrary direction. A control section 10 virtually places the image data over n rows in the vertical direction and m columns in the horizontal direction, and when the number of image data is not a multiple of m, the control section causes the display section to display a part of a combined image obtained by adding a void portion to the image data so that the resulting image data is a multiple of m. When the operation section outputs the instruction to scroll in an arbitrary direction, if the void portion is present in a direction specified by the operation section, the control section prohibits scrolling in the specified direction from the image located immediately before the void portion. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a content reproduction apparatus, a content reproduction apparatus control method, and a content reproduction program.

  2. Description of the Related Art In recent years, portable audio players, media players, and the like have become widespread as content reproducing devices that reproduce audio data such as music data, image data, and video data. Such content playback devices store image data related to the content as well as content such as music data, and display related image data during content search or content playback. An example of image data is a jacket photo of an album in which music data is recorded.

  An example of a conventional content reproduction apparatus will be described with reference to FIG. FIG. 8 is a conceptual diagram of display of a music search screen using a jacket photo by a conventional content reproduction apparatus.

  Music search based on a jacket photo is usually performed by displaying a list of a number of jacket photos and scrolling to select a desired jacket photo to select a song recorded in the album related to the jacket photo. .

  In FIG. 8, the display unit 120 is a liquid crystal display device or the like in the content reproduction device, and a plurality of jacket photos 200 are virtually arranged in three rows in the horizontal direction and displayed on the display unit 120.

  In FIG. 8, the solid line portion in the jacket photo 200 indicates the range displayed on the display unit 120, and the broken line portion is not displayed on the display unit 120, but is displayed on the display unit 120 by scrolling by the operation unit 110. A jacket photo 200 is shown.

  In the arrangement of the plurality of jacket photos in FIG. 8, even when the display of all the jacket photos is finished by scrolling upward or downward, the jacket photos having the same arrangement are repeatedly displayed without stopping the scrolling. For example, as shown in FIG. 8, when a jacket photo from A to O is a display target, after the columns A, B, and C are displayed by scrolling upward, the scrolling does not stop and M , N, and O are displayed again.

  Further, when the scroll is also possible in the horizontal direction, similarly, by scrolling in the left-right direction, the three columns of the jacket photo 200 displayed on the display unit 120 are repeatedly displayed in the horizontal direction.

  The user scrolls the jacket photo 200 displayed on the display unit 120 as shown in FIG. 8 so that the desired jacket photo 200 is displayed, and a cursor or the like (not shown) is superimposed on the desired jacket photo. Then, an operation for selecting a desired jacket photo is performed. By such an operation, the music data related to the selected jacket photo is reproduced.

  Patent Document 1 discloses an apparatus that arranges index images in two dimensions in the vertical and horizontal directions of a display screen.

JP 2000-125251 A

  In the conventional content reproduction apparatus, in order to display the display image in the horizontal direction so as to fit within the width of the display unit, the jacket photo has poor visibility when the content reproduction apparatus has a small display unit size. Furthermore, when the number of stored jacket photos becomes enormous, the user cannot know where the jacket photos are displayed by scrolling the jacket photos, and it becomes difficult to search for the desired jacket photos. End up.

  The present invention has been made in view of such problems, and even when the display unit of the content reproduction apparatus is small, the content reproduction apparatus and content that ensure the visibility of the image to be selected and are easy to select an image. It is an object of the present invention to provide a playback device control method and a content playback program.

  In order to achieve the above object, a content reproduction apparatus 1 according to a first invention includes a storage unit that stores image data related to content to be reproduced, and a display unit that displays the image data stored in the storage unit as an image. An operation unit that receives an instruction to scroll the image data displayed on the display unit in an arbitrary direction, the image is virtually arranged in n rows and m columns in the vertical direction, and the number of the image data is n and m A part of the image is displayed on the display unit as a collective image with a blank portion added so as to be a product of, and when the operation unit is instructed to scroll in an arbitrary direction, the collective image is displayed on the operation unit. When the blank portion is arranged in the direction designated by the operation unit, the image is positioned immediately before the blank portion. When scrolling in the indicated direction is prohibited and the image arranged at the end of the collective image is reached by scrolling in the direction indicated by the operation unit, the collective image is virtually continuous. And a control unit that displays the screen so as to be scrolled.

  In the content reproduction apparatus 1 according to the second invention, in the first invention, the control unit is positioned immediately before the blank part when the blank part is arranged in the direction instructed by the operation unit. When the entire image to be displayed is displayed, scrolling in the designated direction is prohibited from the image positioned immediately before the blank portion.

  In the content reproduction apparatus 1 according to the third invention, in the first or second invention, the control unit displays only one of the images constituting the aggregated image on the display unit. It is characterized by displaying as possible.

  The content reproduction apparatus 1 according to a fourth invention is characterized in that, in any one of the first to third inventions, the control unit has three rows in the horizontal direction in the collective image.

  The control method of the content reproduction apparatus 1 according to the fifth invention is stored in the storage unit, and the image data related to the content to be reproduced is virtually arranged in the vertical direction n rows and the horizontal direction m columns, and the image A step of displaying a part on the display unit as a collective image with a blank part added so that the number of data is a product of n and m, and when an instruction to scroll in an arbitrary direction is given by the operation unit, When the collective image is scrolled in the direction instructed by the operation unit and the blank portion is arranged in the direction instructed by the operation unit, the instructed direction from the image located immediately before the blank portion When the image arranged at the end of the collective image is reached by scrolling in the direction designated by the operation unit, the collective image is virtual Performing control to display to be scrolled as being positioned in succession, characterized in that it comprises a.

  A content reproduction program according to a sixth invention causes a computer to execute each step in the fifth invention.

  The content reproduction apparatus of the present invention can easily select a desired image even if the number of images to be selected is enormous.

It is a block diagram of the content reproduction apparatus based on the Example of this invention. 1 is an external front view of a content reproduction apparatus according to an embodiment of the present invention. It is a conceptual diagram which shows the example of an image display of the content reproduction apparatus which concerns on 1st Example of this invention. It is a figure which shows the example of an image display accompanying the scroll of the content reproduction apparatus which concerns on 1st Example of this invention. It is a figure which shows the other example of image display accompanying the scroll of the content reproduction apparatus which concerns on 1st Example of this invention. It is a figure which shows the example of an image display accompanying the scroll of the content reproduction apparatus which concerns on 2nd Example of this invention. It is a figure which shows the other example of image display accompanying the scroll of the content reproduction apparatus which concerns on 2nd Example of this invention. It is a conceptual diagram which shows the example of an image display in the conventional content reproduction apparatus.

  Hereinafter, the configuration of the content reproduction apparatus according to the first embodiment of the present invention will be described with reference to FIG. 1 and FIG. FIG. 1 is a block diagram of the content reproduction apparatus, and FIG. 2 is an external front view of the content reproduction apparatus.

  The content playback device 1 is intended for various devices that display images related to content, such as portable or stationary playback devices, recording / playback devices, mobile phone devices, PDAs (Personal Digital Assistants), PNDs (Portable Navigation Devices), etc. To do.

  The content playback apparatus 1 includes a control unit 10, an operation unit 11, a display unit 12, a storage unit 13, a DAC (Digital Analog Converter) 14, an output unit 15, an ADC (Analog Digital Converter) 16, an input unit 17, and an external I / F 18. Is provided.

  The control unit 10 includes, for example, a CPU (Central Processing Unit), a RAM (Random Access Memory), a ROM (Read Only Memory), a DSP (Digital Signal Processor), and the like. Based on the operation by the unit 11, display control of various information on the display unit 12, which will be described later, and control such as scrolling are performed.

  The control unit 10 reproduces data of various contents, and performs decoding processing of content data, audio processing, image processing, and the like for reproducing various contents.

  The operation unit 11 is a user interface for the user to perform various operations of the content reproduction apparatus 1, and in addition to the mechanical switch shown in FIG. 2, a touch panel or an optical sensor superimposed on the display unit 12. It may be due to. Examples of the operation unit 11 include an upward operation unit 11U, a downward operation unit 11D, a left operation unit 11L, a right operation unit 11R, and a determination operation unit 11E as illustrated in FIG.

  When operated by the user, the upward operation unit 11U moves information displayed on the display unit 12 in an upward direction by the processing of the control unit 10. When operated by the user, the downward operation unit 11D moves the information displayed on the display unit 12 in the downward direction by the processing of the control unit 10.

  11 L of left direction operation parts move the information currently displayed on the display part 12 by the process of the control part 10 by a user's operation in the left direction. 11 R of right direction operation parts move the information currently displayed on the display part 12 by the process of the control part 10 to the right direction by being operated by the user. The determination operation unit 11E is operated by the user to determine various processes and selection of images, contents, and the like by the process of the control unit 10.

  The display unit 12 performs various displays related to various information related to content, the operation status of the content playback apparatus 1, and operations, and includes a display element made of, for example, liquid crystal or organic EL (Electro Luminescence).

The storage unit 13 is configured by, for example, a memory or an HDD (Hard Disk Drive), and stores various data related to content such as content data and image data.
The memory and HDD used for the storage unit 13 are not only those built in the content reproduction apparatus 1 but also an external memory card via a memory card slot (not shown) or an external memory connected by an external I / F 18 described later. Or an external HDD.

  The DAC 14 converts digital audio data output via the control unit 10 into an analog audio signal and outputs the analog audio signal to the output unit 15 described later.

  The output unit 15 is a terminal that outputs an audio signal converted into an analog signal by the DAC 14. The output unit 15 is a stereo mini jack for connecting headphones or an external audio device (not shown), a speaker terminal for connecting a speaker (not shown), or built in the content reproduction apparatus 1. It may be a speaker.

  The ADC 16 converts an analog audio signal input from the input unit 17 described later into digital audio data, and outputs the digital audio data to the control unit 10.

  The input unit 17 is a terminal for inputting an analog audio signal from an external device (not shown) or an external microphone, and includes a stereo mini jack. The input unit 17 and the output unit 15 may be provided respectively, or may be shared as one terminal.

  The external I / F 18 is a USB (Universal Serial Bus) or HDMI (High-Definition Multimedia Interface) terminal, for example, an external memory or HDD connected via USB, a personal computer as an external device, or an external audio connected via HDMI. Connected to devices and video devices to exchange information.

  Next, as a first embodiment of the present invention, an example of image display operation in the content reproduction apparatus 1 will be described with reference to FIGS. FIG. 3 is a conceptual diagram of an image display example on the display unit 12 of the content reproduction apparatus 1 and shows an example in which the jacket photo 20 is stored in the storage unit 13 from the jacket photos 20A to 20N.

  The display of the jacket photo 20 as shown in FIG. 3 is displayed, for example, by performing album search in the music search menu by an operation in the operation unit 11. When the album search is executed, the control unit 10 searches for the jacket photos 20 related to all the albums stored in the storage unit 13 based on the album information stored in the storage unit 13 and the image data of each album, for example. It is displayed on the display unit 12 as a virtual collective image 30 having three columns in the horizontal direction and five rows in the vertical direction.

  In FIG. 3, the collective image 30 is an image displayed by the control unit 10 so as to virtually configure one image in which the jacket photo 20 is connected vertically and horizontally within the range displayed on the display unit 12. . 3 indicates the arrangement of the jacket photo 20 displayed on the display unit 12 in the collective image 30, and the broken line portion indicates a range displayed on the display unit 12 by the operation of the operation unit 11 in the collective image 30. The arrangement of the jacket photo 20 displayed when the user moves is shown.

  In the example of FIG. 3, the group photos 30 are arranged in 5 rows and 3 columns in the vertical direction, and blank portions 22 are arranged at locations that are insufficient for the 5 × 3 arrangement by the jacket photos 20A to 20N.

  On the display unit 12, the jacket photo 20H is displayed as a whole, and a part of the jacket photos 20D, 20E, 20F, 20G, 20I, 20J, 20K, and 20L is displayed around the jacket photo 20H. Here, the display size of each jacket photo 20 is set to a size capable of displaying only one of the jacket photos 20 with respect to the size of the display unit 12.

  For example, when the number of display pixels of the display unit 12 is 240 × 400 dots, each size of the jacket photo 20 is 240 dots or less which is a short side, and is more than half the size of 400 dots which is a long side. For example, the size is 220 × 220 dots.

  By performing such display, even when scrolling is performed by operating the operation unit 11, the jacket photo 20 displayed on the entire display unit 12 is limited to one. For this reason, even if the display position of the jacket photo 20 displayed as a whole is deviated from the center of the display unit 12, a desired one can be identified from the jacket photo 20, and is displayed as a whole by the operation of the decision operation unit 11E. A desired jacket photo 20 can be selected.

  In the case of FIG. 3, the jacket photo 20H is displayed as a whole. If the jacket photo 20H is displayed as a whole, the jacket photo H can be operated by operating the decision operation unit 11E regardless of the position of the jacket photo 20H. Is selected, and music belonging to the album related to the jacket photo H can be selected or reproduced.

  Next, the operation when the image display as shown in FIG. 3 is scrolled in the horizontal direction by the operation of the operation unit 11 will be described with reference to FIGS. The horizontal scrolling by the operation of the operation unit 11 is performed by the user operating the left direction operation unit 11L or the right direction operation unit 11R, so that the control unit 10 that has detected the operation displays the collective image 30 in the operated direction. It is displayed on the display unit 12 so as to move.

  In FIG. 4, FIG. 4B shows a state before scrolling, for example, a state where the jacket photo 20H is displayed as a whole. In this state, only the jacket photo 20H is displayed on the display unit 12, and the jacket photos 20D, 20E, 20F, 20G, 20I, 20J, 20K, and 20L arranged around the jacket photo 20H are only partially displayed. Has been.

  FIG. 4A shows a state in which the leftward operation unit 11L is scrolled to the left from the state of FIG. 4B, and the jacket photo 20H in the state of FIG. In this state, the jacket photo 20I is displayed as a whole through a state (not shown) in which the jacket photo 20G is displayed as a whole by scrolling leftward.

  In the scrolling in this case, the scrolling is performed in the left direction from the state of FIG. 4B, and the operation of the left direction operation unit 11L is further performed than the state in which the jacket photo 20G constituting the end of the collective image 30 is displayed. Since it is continued, the jacket photo 20 in the same row including the jacket photo 20I is displayed so that the repeated group photo 30 is virtually continuously arranged continuously with the display of the jacket photo 20G.

  FIG. 4C shows a state in which the rightward operation unit 11R is scrolled to the right from the state of FIG. 4B, and the jacket photo 20H in the state of FIG. In this state, the jacket photo 20G is displayed in its entirety through a state (not shown) in which the jacket photo 20I is displayed as a whole by scrolling to the right.

  In the scrolling in this case, the scrolling is performed in the right direction from the state of FIG. 4B, and the operation of the right direction operation unit 11 </ b> R is further performed than the state in which the jacket photo 20 </ b> I constituting the end of the collective image 30 is displayed. Since it is continued, the jacket photo 20 in the same row including the jacket photo 20G is displayed so that the repeated group photo 30 is virtually continuously arranged continuously with the display of the jacket photo 20G.

  As described above, in the horizontal scroll of the collective image 30, the collective image 30 is repeatedly displayed in the horizontal direction as long as the operation of the left operation unit 11L or the right operation unit 11R is continued.

  In FIG. 5, FIG. 5B shows a state before scrolling, for example, a state where the jacket photo 20N is displayed as a whole. In this state, only the jacket photo 20N is displayed on the display unit 20, and the jacket photo 20N is displayed in addition to the jacket photos 20J, 20K, 20L, 20M, and the blank portion 22 arranged around the jacket photo 20H. Only a part of the jacket photos 20A, 20B, and 20C that are repeatedly displayed because they are the lower ends of the collective image 30 are displayed.

  FIG. 5A shows a state in which the left-side operation unit 11L has been scrolled leftward from the state of FIG. 5B, and the jacket photo 20N in the state of FIG. In this state, the jacket photo 20M is displayed as a whole by scrolling leftward. Even if the operation of the left direction operation unit 11L is further continued from the state in which the jacket photo 20M is displayed as a whole, since the jacket photo 20M is the left end of the collective image 30, there are blank spaces in the repeated display. Since the portion 22 is arranged, scrolling in the left direction from the state in which the jacket photo 20M is entirely displayed is prohibited.

  FIG. 5C shows a state in which the rightward operation unit 11R is scrolled to the right from the state of FIG. 5B, and the jacket photo 20N in the state of FIG. Scrolling rightward from the displayed state is performed, but since the blank portion 22 is arranged to the right of the jacket photo 20N, scrolling rightward from the state in which the jacket photo 20N is entirely displayed is performed. Is forbidden.

  Next, as a second embodiment of the present invention, an image display operation example in the content reproduction apparatus 1 will be described with reference to FIGS. Since the configuration of the content playback apparatus and the configuration of the collective image 30 in the second embodiment are the same as the configuration of the content playback apparatus in the first embodiment, description thereof will be omitted.

  6 and 7 are diagrams for explaining the operation when the image display as shown in FIG. 3 is scrolled in the vertical direction by the operation of the operation unit 11. When the user operates the upward operation unit 11U or the downward operation unit 11D, the control unit 10 that has detected the operation causes the display unit 12 to display the collective image 30 so as to move in the operated direction.

  In FIG. 6, FIG. 6 (a) shows a state before scrolling, for example, a state in which the jacket photo 20H is entirely displayed. In this state, only the jacket photo 20H is displayed on the display unit 12, and the jacket photos 20D, 20E, 20F, 20G, 20I, 20J, 20K, and 20L arranged around the jacket photo 20H are only partially displayed. Has been.

  FIG. 6B shows a state of scrolling downward from the state of FIG. 6A by the operation of the downward operation unit 11D, and the jacket photo 20H in the state of FIG. 4A is displayed as a whole. In this state, the jacket photo 20K is displayed in its entirety after the jacket photo 20K is scrolled downward (not shown).

  In the scroll in this case, the jacket photo 20K is further scrolled from the state where the entire jacket photo 20K is displayed, and the blank portion 22 adjacent to the jacket photo 20N is displayed together with the jacket photo 20N. Since the image is not located immediately before the blank portion 22, scrolling in the downward direction is continued.

  FIG. 6C shows a state in which the operation of the downward operation unit 11D is further continued from the state of FIG. 6B, and the jacket photo 20N is the lower end of the collective image 30. The collective image 30 is repeatedly displayed, and the jacket photo 20B is displayed on the full screen.

  In FIG. 7, FIG. 7A shows a state before scrolling, for example, a state where the jacket photo 20I is displayed as a whole. In this state, only the jacket photo 20I is displayed on the display unit 12, and only a part of the jacket photos 20E, 20F, 20D, 20H, 20G, 20K, 20L, and 20J arranged around the jacket photo 20I is displayed. Has been.

  FIG. 7 (b) shows a state in which the jacket photo 20L is displayed as a whole as shown in FIG. 7 (a) when scrolled downward by the operation of the downward operation unit 11D. In this case, since the jacket photo 20L is an image located immediately before the blank portion 22 in the scroll direction even if the operation of the downward operation unit 11D is further continued from the state where the jacket photo 20L is displayed as a whole, the jacket photo Scrolling downward from the state in which 20L is entirely displayed is prohibited.

  By such processing, the user can easily recognize the end or the beginning of the collective image when the collective image 30 based on the jacket photo 20 virtually arranged vertically and horizontally has the blank portion 22, and the storage unit Even if there are an enormous number of jacket photos 20 stored in 13, the positional relationship of the desired jacket photos can be recognized.

  Therefore, the number of arrangements in the vertical direction and the horizontal direction of the collective image 30 may be arbitrarily changed by the user. Furthermore, when the number of the jacket photos 20 constituting the collective image 30 is a number that does not generate the blank portion 22, the number of arrangements of the collective image 30 in the vertical direction and the horizontal direction so that the control portion 10 generates the blank portion 22. You may perform the process which changes.

  The embodiment of the present invention can be variously modified without departing from the gist thereof. For example, although the jacket photo 20 displayed on the display unit 12 as the collective image 30 has been described as all the jacket photos 20 stored in the storage unit 13, the jacket photo 20 belonging to a predetermined genre or a predetermined age is displayed. May be.

  In the second embodiment, scrolling in the downward direction has been described, but the same applies to scrolling in the upward direction by the operation of the upward operation unit 11U.

  In FIG. 3, the blank portion 22 is arranged at the lower right end portion of the collective image 30, but it may be a lower left end portion or a central lower end portion, and further, a jacket photo in the same row as the blank portion 22 (in FIG. 3). The jacket photos 20M and 20N) may be arranged at the center lower end of the collective image 30.

  Furthermore, in the first and second embodiments, the horizontal scroll and the vertical scroll have been described. However, the same applies to a diagonal scroll.

  1: content playback device, 10: control unit, 11: operation unit, 12: display unit, 13: storage unit, 14: DAC, 15: output unit, 16: ADC, 17: input unit, 18: external I / F , 20: Jacket photo, 30: Collective image

Claims (6)

A storage unit for storing image data relating to content to be reproduced;
A display unit for displaying the image data stored in the storage unit as an image;
An operation unit that receives an instruction to scroll image data displayed on the display unit in an arbitrary direction;
The image is virtually arranged in n rows and m columns in the vertical direction, and a part of the image data is added to the display unit as a collective image with a blank portion so that the number of the image data is a product of n and m. When the display unit is instructed to scroll in the arbitrary direction by the operation unit, the collective image is scrolled in the direction instructed by the operation unit, and the blank portion is displayed in the direction instructed by the operation unit. If it is arranged, it is prohibited to scroll in the designated direction from the image located immediately before the blank part, and is arranged at the end of the collective image by scrolling in the direction designated by the operation unit. A control unit that causes the grouped image to be displayed so as to scroll so that the grouped image is virtually continuously arranged.
A content reproduction apparatus comprising: When the blank portion is arranged in the direction instructed by the operation unit, the control unit is positioned immediately before the blank portion when the entire image positioned immediately before the blank portion is displayed. Scrolling in the indicated direction is prohibited from the image to be performed,
The content reproduction apparatus according to claim 1. The control unit displays only one of the images constituting the collective image so that the entire image can be displayed on the display unit.
The content reproduction apparatus according to claim 1 or 2. The control unit is characterized in that the horizontal arrangement in the collective image is arranged in three rows.
The content reproduction apparatus according to any one of claims 1 to 3. The image data related to the content to be reproduced, which is stored in the storage unit, is virtually arranged in the vertical direction n rows and the horizontal direction m columns, and the blank portion so that the number of the image data is a product of n and m Displaying a part of the image on the display unit as a collective image with
When the operation unit instructs to scroll in an arbitrary direction, the collective image is scrolled in the direction instructed by the operation unit, and the blank portion is arranged in the direction instructed by the operation unit. In this case, scrolling in the designated direction is prohibited from the image located immediately before the blank portion, and the image arranged at the end of the collective image is scrolled in the direction designated by the operation unit. If it has reached, a step of performing control to display the collective image so as to be scrolled so as to be virtually arranged continuously;
A method for controlling a content reproduction apparatus, comprising:   A content reproduction program for causing a computer to execute each step of the method for controlling the content reproduction apparatus according to claim 5.

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