JP5075265B2 - Image reproduction apparatus and program - Google Patents

Description

The present invention relates to an image reproducing apparatus and a program for reproducing moving image file.

  2. Description of the Related Art Conventionally, in an image recording apparatus that captures, records, and plays a moving image, for example, when playing a recorded title (moving image file) including a multi-angle moving image, the user displays a title with an angle mark displayed on the display unit. select. Further, the user can confirm that the multi-angle moving image recording part has been reached by blinking the angle mark during the title reproduction (see, for example, Patent Document 1).

Japanese Patent Laid-Open No. 10-155138

  However, with the conventional technology, it has been impossible for the user to simply and simply reproduce a desired moving image by intuitive operation with respect to a moving image file recorded by switching the frame rate during shooting. Specifically, the user cannot confirm the presence / absence of a high frame rate recording section, playback of the recording section, switching between high frame rate playback and slow playback, and the like.

The present invention aims to make it obtain the line to confirm the presence or absence of high frame rate section.

Image reproducing apparatus according to the present invention, a section of the first frame rate, wherein the first hand to a display device a moving image corresponding to the moving image file that contains a segment frame rate different from the second frame rate is Viewing and stage, and which part of the moving picture corresponding to the moving picture file is a section of the first frame rate, a transient which parts of the moving picture corresponding to the video file is an interval of the second frame rate predetermined information for identification, characterized in that have a control means to allow slow reproduction is displayed on the display device together with information indicating that is performed on the section of the first frame rate .
The program according to the present invention causes a display device to display a moving image corresponding to a moving image file including a first frame rate interval and a second frame rate interval different from the first frame rate; Which part of the video corresponding to the video file corresponds to the first frame rate, which part of the video corresponding to the video file corresponds to the second frame rate, and the video file Predetermined information for identifying which part of the moving image is being played is displayed on the display device together with information indicating that slow playback is performed for the section of the first frame rate. This is a program for causing a computer to execute the step of controlling.

According to the present invention, it can be made to obtain the line to confirm the presence or absence of high frame rate section.

1 is a block diagram schematically showing a configuration of a digital camera which is an image recording apparatus in an embodiment of the present invention. It is a rear view of the digital camera of FIG. It is a figure which shows an example of the multi display displayed on the display part in FIG. It is a figure which shows an example of the single display displayed on the display part in FIG. It is a flowchart which shows the procedure of an icon display process. 6 is a diagram illustrating an example of a moving image playback state displayed on the display unit in FIG. 2, (A) illustrates a playback state other than the high frame rate interval, and (B) illustrates a high frame rate interval. Indicates the playback state. It is a figure which shows an example of the moving image reproduction state displayed on the display part in FIG. It is a figure which shows an example of the moving image reproduction state displayed on the display part in FIG. It is a figure which shows an example of the moving image reproduction state displayed on the display part in FIG. It is a figure explaining the transition between modes of reproduction | regeneration mode. It is a figure explaining the transition between modes of the area reproduction mode of the high frame rate area in reproduction mode. It is a figure explaining the menu screen displayed on the display part in FIG. It is a flowchart which shows the procedure of the slide show display process performed by the digital camera of FIG.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a block diagram schematically showing a configuration of a digital camera 100 that is an image recording apparatus according to an embodiment of the present invention. Note that the image recording apparatus illustrated in FIG. 1 is not limited to a digital camera, and may be configured by an imaging apparatus such as a digital video camera or a digital camera integrated mobile phone.

  In FIG. 1, a digital camera 100 includes a CPU (Central Processing Unit) 1, a memory 2, a display unit 3, an operation unit 4, an imaging unit 5, an image processing unit 6, a compression processing unit 7, and a storage medium 8. Are connected to each other via a system bus. The digital camera 100 executes an icon display process shown in FIG. 5 and a slide show display process shown in FIG.

  The CPU 1 executes a program stored on the memory 2, thereby performing predetermined operations necessary for shooting operations of the display unit 3, the operation unit 4, the imaging unit 5, the image processing unit 6, the compression processing unit 7, and the storage medium 8. Take control. The memory 2 holds a program executed by the CPU 1 and data necessary for executing the program.

  The display unit 3 is composed of a liquid crystal display or the like, and displays an operation menu such as reproduction display of captured images and setting of various shooting conditions. The operation unit 4 includes operation members such as buttons, a cross key, and a dial, and various shooting conditions are set and shooting operations and various modes are set by the user.

  The imaging unit 5 includes a lens unit and an imaging element, converts an optical image of a subject into a video signal, and supplies the video signal to the image processing unit 6. A CCD sensor or the like can be used as the image sensor. Furthermore, the imaging unit 5 includes a shutter mechanism and a diaphragm mechanism, and adjusts the amount of light. The image processing unit 6 performs predetermined signal processing on the video signal received from the imaging unit 5, thereby performing image processing such as autofocus (AF) processing, auto exposure (AE) processing, and white balance (WB) processing. I do. The image processing unit 6 sets a predetermined rectangular area of the video signal received from the imaging unit 5 as a distance measurement frame, and performs AF processing based on image information in the distance measurement frame. In addition, an arbitrary rectangular area is cut out by setting a view angle cut-out position during electronic zoom. Further, the image in the cut-out rectangular area is subjected to enlargement / reduction processing so as to fit EVF display, review display, or shooting size.

  The compression processing unit 7 performs compression processing of the video signal that has been subjected to predetermined processing in the image processing unit 6. When performing compression processing of a moving image, the compression processing unit 7 performs compression processing using both intra-frame coding and an inter-frame coding method using a predicted image. The storage medium 8 stores, as file data, the video signal compressed by the compression processing unit 7 and settings of various shooting conditions. The storage medium 8 is a removable storage medium and includes a semiconductor memory, a hard disk, a magnetic disk, an optical disk, a magneto-optical disk, and the like.

  FIG. 2 is a rear view of the digital camera 100 of FIG.

  In FIG. 2, the digital camera 100 has a display unit 3 on the left side for displaying a multi-display of FIG. 3 and a single display of FIG. 4 on the back side, and an operation unit 4 composed of operation buttons 401 to 407. On the right side. The display unit 3 displays a slide show in addition to the multi display and single display.

  The operation buttons 401 to 407 are used when an image file recorded and recorded is reproduced and displayed on the display unit 3 or when browsing an image file. Furthermore, it is also used when performing a predetermined operation when reproducing an image file.

  Four buttons of the operation buttons 403 to 406 are used as four-direction cross operation buttons.

  Hereinafter, a display form when browsing a captured and recorded image file in the playback mode of the digital camera 100 will be described with reference to FIGS.

  FIG. 3 is a diagram showing an example of multi-display displayed on the display unit 3 in FIG.

  In the display unit 3 of FIG. 3, thumbnail images 301 to 309 of image files recorded and recorded are arranged on 3 × 3 squares. Further, based on the icon display processing of FIG. 5 described later, the moving image icons 310 to 312 and the high frame rate interval icon 313 are displayed on the thumbnail image of the predetermined image file.

  Since the moving image icons 310 to 312 are displayed on the thumbnail images 305, 307, and 309 of the image file, the user can confirm that the image file is a moving image file. Furthermore, since the icon 313 with a high frame rate interval is displayed in the thumbnail image 305, it can be confirmed that the image file is a moving image file including the high frame rate interval. Further, since the above icons are not displayed on the thumbnail images 301 to 304, 306, 308, it can be confirmed that the image file is a still image file.

  The user can select a still image file or a moving image file to be reproduced from the thumbnail images 301 to 309 of the still image file and the moving image file with the operation buttons 403 to 406. Furthermore, the user can display the selected thumbnail image from the multi display to the single display by pressing the operation button 407 (FIG. 4).

  FIG. 4 is a diagram showing an example of single display displayed on the display unit 3 in FIG.

  A single display of the thumbnail image 305 of the moving image file in FIG. 3 is displayed on the display unit 3 in FIG. 4 and shows a standby state of moving image reproduction.

  Since the moving image icon 310 is displayed, the user can confirm that the file is a moving image file. Further, since the high frame rate interval icon 313 is displayed, the user can confirm that the moving image file includes a high frame rate interval. I can confirm. Then, the user can play the moving image file by pressing the operation button 407 (FIG. 6).

  FIG. 5 is a flowchart showing a procedure of icon display processing executed by the digital camera 100 of FIG. This process is executed by the CPU 1 in the digital camera 100.

  In FIG. 5, first, it is determined from the attribute information of the image file whether the captured and recorded image file is a moving image file (step S501). If the image file is a moving image file, a moving image icon is displayed for the image file. The thumbnail image is displayed (step S502). Next, it is determined from the attribute information of the image file whether or not the image file has a high frame rate interval (step S503). If the image file has a high frame rate interval, an icon with a high frame rate interval is displayed. The thumbnail image is displayed (step S504), and this process is terminated.

  If the result of determination in step S501 is that the image file is not a moving image file, this processing ends without displaying a moving image icon and an icon with a high frame rate interval.

  If the result of determination in step S503 is that there is no high frame rate interval in the image file, this processing ends without displaying the high frame rate interval icon.

  According to the icon display process of FIG. 5, when the captured and recorded image file is a moving image file (YES in step S501), the moving image icon is displayed on the thumbnail image of the image file (step S502). Further, when the image file has a high frame rate interval (YES in step S503), an icon with a high frame rate interval is displayed on the thumbnail image of the image file (step S504). Thereby, the user can perform intuitive operation regarding the moving image file recorded by switching the frame rate.

  Hereinafter, with reference to FIG. 6 to FIG. 9, a playback display mode of a moving image file including a high frame rate section recorded and recorded in the playback mode of the digital camera 100 will be described.

  6 is a diagram illustrating an example of a moving image playback state displayed on the display unit 3 in FIG. 2, (A) illustrates a playback state other than the high frame rate interval, and (B) illustrates a high frame rate interval. The playback state of is shown.

  As shown in FIG. 6B, when the high frame rate interval is reproduced, the high frame rate interval icon 313 is blinked to cause the user to reproduce the high frame rate interval. Can be notified.

  Hereinafter, a reproduction display mode according to the reproduction method in the high frame rate section will be described with reference to FIGS.

  7 to 8 are diagrams illustrating an example of a moving image reproduction state displayed on the display unit 3 in FIG.

  First, FIG. 7 shows a high frame rate playback mode in which a high frame rate section is played back at the same time as when shooting, and characters 314 are displayed. On the other hand, FIG. 8 shows a slow playback mode in which a high frame rate interval is played back slowly compared with the passage of time at the time of shooting, and characters 315 are displayed.

  The user can check the playback mode in the high frame rate interval by using the characters 314 to 315.

  FIG. 9 is a diagram showing an example of a moving image playback state displayed on the display unit 3 in FIG. 2, and a slow playback mode is set.

  In FIG. 9, a sequence bar 320 indicating the sequence of the entire moving image file is displayed on the display unit 3. The left end of the sequence bar 320 indicates the start of the moving image, the right end indicates the end of the moving image, and the current time 321 and the high frame rate sections 322 and 323 are displayed.

  In the present embodiment, sequence bar 320 may be displayed at the time of moving image reproduction or may be displayed at the time of stop. Furthermore, it may be displayed in the standby state of the moving image reproduction of FIG.

  Hereinafter, each mode setting and transition between modes of the playback mode of the digital camera 100 will be described with reference to FIGS.

  When the operation button 401 is pressed by the user in the moving image playback standby state of FIG. 4 described above, the playback mode is the all video sequence playback mode 1001, the high frame rate interval only playback mode 1002, and the high frame rate interval repeated playback mode 1003. And is switched cyclically (FIG. 10). The all moving image sequence reproduction mode 1001 is a mode for reproducing a sequence of all moving images. The high frame rate interval only reproduction mode 1002 is a mode for reproducing only the high frame rate interval. The high frame rate interval repetitive playback mode 1003 is a mode for repeatedly reproducing a high frame rate interval.

  Further, when the operation button 402 is pressed by the user, the section playback mode of the high frame rate section is cyclically switched between the high frame rate playback mode 1101 and the slow playback mode 1102 (FIG. 11). The high frame rate playback mode 1101 is a mode for playing back a high frame rate section in the same amount of time as when shooting. The slow playback mode 1102 is a mode in which the high frame rate section is played back in a slow manner by comparing with the passage of time at the time of shooting.

  In the following, an operation method for reproducing and displaying a moving image file including a high frame rate section recorded and recorded in the reproduction mode of the digital camera 100 will be described with reference to FIGS. 4 and 6 to 9.

  First, when the operation button 403 is pressed by the user in the moving image reproduction standby state shown in FIG. 4, cueing is performed at the head of the immediately preceding high frame rate interval. In addition, when the operation button 405 is pressed, cueing is performed at the head of the immediately following high frame rate section. Further, when the operation button 404 is pressed, the image frame immediately before the currently displayed image frame is displayed, and when the operation button 404 is continuously pressed, a rewind display is performed. When the operation button 406 is pressed, the image frame immediately after the currently displayed image frame is displayed. When the operation button 406 is continuously pressed, fast-forward display is performed. When the operation button 407 is pressed, the moving image reproduction is started from the currently displayed image frame (FIGS. 6 to 9).

  Next, when the user presses the operation button 403 in the moving image reproduction state shown in FIGS. 6 to 9, cueing is performed at the head of the immediately preceding high frame rate section, and the moving image reproduction is started from this position. When the operation button 405 is pressed, cueing is performed at the head of the immediately following high frame rate section, and moving image playback is started from this position. When the operation button 404 is pressed, rewind playback is performed. When the operation button 406 is pressed, fast-forward playback is performed. When the operation button 407 is pressed, the moving image reproduction is stopped and the moving image reproduction standby state is set (FIG. 4).

  Thereby, the user can perform a desired moving image reproduction simply and intuitively with respect to the moving image file recorded by switching the frame rate.

  In the present embodiment, the menu screen shown in FIG. 12 is displayed on the display unit 3 in the moving image playback standby state shown in FIG. 4 and the user can select various initial settings in the digital camera 100. In FIG. 12, the section playback mode for the high frame rate section is set to the high frame rate playback mode.

  FIG. 13 is a flowchart showing the procedure of a slide show display process executed by the digital camera 100 of FIG.

  This process is executed by the CPU 1 in the digital camera 100, and a slide show display is displayed on the display unit 3.

  In FIG. 13, first, it is determined from the attribute information of the image file whether the image file recorded and recorded is a moving image file (step S1301). If it is determined in step S1301 that the image file is not a moving image file, the still image file that is the image file is displayed for a certain period of time (step S1302), and the process proceeds to step S1306. On the other hand, if the image file is a moving image file, it is determined from the attribute information of the image file whether or not the image file has a high frame rate interval (step S1303).

  If the result of determination in step S1303 is that there is no high frame rate section in the image file, playback is performed for a certain period of time from the beginning of the moving image or a certain time after the beginning (step S1304), and processing proceeds to step S1306. On the other hand, when the image file has a high frame rate interval, the high frame rate interval is reproduced (step S1305), and the process proceeds to step S1306.

  In step S1306, it is determined whether or not the image file displayed or reproduced in steps S1302, S1304, and S1306 is the last image file of the slide show display (step S1306). On the other hand, the processing after step S1301 is executed. On the other hand, if it is the last image file, this processing is terminated.

  Further, this embodiment may have a configuration in which display is performed on an external display device without having a display unit inside.

(Other embodiments)
In each of the above-described embodiments, a computer-readable storage medium storing a program for realizing each of the above-described embodiments is supplied to the system or apparatus, and the computer of the system or apparatus (or CPU, MPU, or the like) ) Is also achieved by reading and executing the program stored in the storage medium.

  As a computer-readable storage medium for supplying a program for realizing the above-described embodiments, for example, a floppy (registered trademark) disk, hard disk, magneto-optical disk, CD-ROM, CD-R, CD An optical disk such as RW, DVD-ROM, DVD-RAM, DVD-RW, DVD + RW, magnetic tape, nonvolatile memory card, ROM, or the like can be used. The program for realizing each embodiment described above may be downloaded via a network.

  A part of the program for realizing each of the above-described embodiments may be configured using an OS (operating system) or the like running on the computer.

  Furthermore, a program for realizing each of the above-described embodiments may be configured to be executed by a function expansion board inserted into the computer or a function expansion unit connected to the computer.

1 CPU
3 Display unit 4 Operation unit 100 Digital camera 310, 311, 312 Video icon 313 Icon with high frame rate section

Claims (7)

A section of the first frame rate, and the first frame rate different from the first hand stage for Viewing the display device a moving image corresponding to the moving image file including 2 of the frame rate of the section,
And which parts of the moving picture corresponding to the moving picture file is a section of the first frame rate, which parts of the moving picture corresponding to the moving image file in order to identify the transient is an interval of the second frame rate an image reproducing device predetermined information, characterized in that it have a control means to make the throw played to period of the first frame rate is displayed on the display device together with information indicating that performed the . The image reproducing apparatus according to claim 1, further comprising: a determination unit configured to determine whether or not the moving image file includes the first frame rate section based on attribute information of the moving image file. The image reproducing apparatus according to claim 1, wherein the first frame rate is a high frame rate. The control means causes the display device to display the predetermined information, information indicating a start of a moving image corresponding to the moving image file, and information indicating an end of a moving image corresponding to the moving image file. The image reproduction device according to claim 1, wherein the image reproduction device is a feature of the image reproduction device. 5. The control device according to claim 1, wherein the control unit displays the predetermined information and information indicating a moving image sequence corresponding to the moving image file on the display device. 6. The image reproducing device described. The control means controls so that information for identifying which part of the moving image corresponding to the moving image file is being played is displayed on the display device together with the moving image corresponding to the moving image file. The image reproducing apparatus according to claim 1, wherein Displaying a moving image corresponding to a moving image file including a first frame rate section and a second frame rate section different from the first frame rate on a display device;
Which portion of the moving image corresponding to the moving image file is the first frame rate interval, which portion of the moving image corresponding to the moving image file is the second frame rate interval, Predetermined information for identifying which part of the corresponding moving image is being played is displayed on the display device together with information indicating that slow playback is performed for the section of the first frame rate. And a program for causing a computer to execute the controlling step.