JP4280688B2 - Movie processing apparatus and movie processing method - Google Patents

Description

The present invention, the moving picture processing device, and to a moving image processing how, when processing particularly video data in the recording medium, the moving picture processing apparatus for generating a digest moving image data representing a summary of a plurality of moving image data, and moving picture processing side Regarding the law .

  In recent years, moving image recording apparatuses that record moving image data on a random access medium such as a disk have become common due to the increase in capacity of data recording media and the progress of moving image compression technology. These moving image recording apparatuses can record a large number of moving image data on a single recording medium, and can quickly access desired moving image data by high-speed cueing using random accessibility. Has the advantage.

  Taking advantage of this advantage, when a plurality of moving image data is recorded on a single recording medium, a moving image recording apparatus capable of easily searching for moving image data desired by a user has been disclosed. Yes.

  FIG. 16 is a diagram used for explaining thumbnail list display processing executed by a conventional moving image recording apparatus.

  In FIG. 16, when a plurality of moving image data 1501a, 1501b, 1501c... Is recorded on the recording medium 1501, a plurality of image data cut out from each moving image data is reduced, and thumbnail image data of each moving image data is created. The Further, the created thumbnail image data is sequentially switched and reproduced on the thumbnail image display portions 1502a to 1502g of the moving image data on the thumbnail list screen 1503 displayed on the display device 1502. For example, thumbnail image data formed from a plurality of image data cut out from the moving image data 1501a is sequentially switched and reproduced on the thumbnail image display unit 1502a.

  The user can grasp any desired moving image data by viewing the images reproduced on the thumbnail display portions 1502a to 1502g on the thumbnail list screen 1503, and thereby the contents of the moving image data recorded on the recording medium 1501. This can be confirmed (see, for example, Patent Document 1).

In recent years, a system has been conceived in which a moving image recorded in a moving image recording apparatus is transmitted to a mobile terminal via a transmission path such as a network, so that the moving image can be reproduced and viewed in various places. . In this case, the thumbnail list screen shown in FIG. 15 is first transmitted to the portable terminal, and after confirming the thumbnail list screen on the portable terminal, reproduction and transmission of desired moving image data is instructed.
JP-A-11-289517

  However, since the thumbnail image described above extracts only a small part of the moving image data, for example, only the top portion of the screen, the entire moving image data cannot be grasped.

  Therefore, if the number of thumbnail images extracted from one video data is increased, it becomes easier to grasp the contents. However, such a thumbnail list screen is transmitted to the mobile terminal via the transmission path as described above, and on the mobile terminal. When trying to display, the display screen of the mobile terminal is extremely small compared to a general television monitor, and many thumbnails cannot be displayed on one screen.

  Therefore, it takes much time and effort, such as switching the display screen of the thumbnail image displayed on the mobile terminal by the user. In order to reduce such time and effort, the number of thumbnail screens may be reduced, but there is a problem that it becomes difficult to grasp the contents of the moving image data.

An object of the present invention, the moving picture processing device that a user can quickly perform contents grasping multiple video in the recording medium, and to provide a video processing how.

In order to achieve the above object, a moving image processing apparatus according to claim 1 is configured to reproduce a plurality of moving image files each including moving image data from a recording medium, and a plurality of moving image files reproduced by the reproducing unit . generating an extraction means for extracting a portion of the moving image data, respectively, additional information for display by superimposing the respective names of the plurality of moving image files to the digest image of the plurality of moving image file as a text from the moving image data and additional information generating means for, by combining the generated additional information by the plurality of extracted said part of the moving image data and the additional information generating unit by the extraction means, the digest image of the plurality of moving image files And digest generating means for generating one digest image data indicating the above.

The moving image processing device according to claim 2 is the moving image processing device according to claim 1, wherein the additional information is text information indicating the name, and the generation unit is configured to generate the moving image data with respect to the plurality of partial moving image data. The digest image data is generated by multiplexing the text information corresponding to a plurality of moving image files .

Video processing apparatus according to claim 3, wherein, in the moving image processing apparatus according to claim 1, wherein the digest generation means further the additional information and said store to the administrative information of the digest image data.

The moving image processing device according to claim 4 is the moving image processing device according to any one of claims 1 to 3, wherein the additional information generating means adds information added to the moving image file recorded on the recording medium. Based on this, the name is detected.

The moving image processing apparatus according to claim 5, wherein the digest generation unit includes a plurality of the pieces of moving image data extracted by the extraction unit. The digest image data is generated with each as one chapter .

The moving image processing device according to claim 6, wherein the name is a title name arbitrarily added to the moving image file according to any one of claims 1 to 3. And

Video processing apparatus according to claim 7, wherein, in the moving image processing apparatus according to any one of claims 1 to 6, wherein the digest generation unit further scene change effects in synchronization with the switching of the scene in the digest image data Is added.

The moving image processing device according to claim 8 is the moving image processing device according to any one of claims 1 to 6, wherein the digest generation unit further performs a scene change in synchronization with a scene change in the digest image data. The symbol shown is superimposed.

In order to achieve the above object, a moving image processing method according to claim 9 includes a reproduction step of reproducing a plurality of moving image files each including moving image data from a recording medium, and a plurality of moving image files reproduced by the reproduction step . respectively generate an extraction step of extracting a portion of the moving image data from the moving image data, the additional information to be displayed superimposed on the digest views of the plurality of moving image files names of the plurality of moving image files as text The digest information of the plurality of moving image files is synthesized by combining the additional information generation step and the plurality of partial moving image data extracted in the extraction step and the additional information generated in the additional information generation step. A digest generation step for generating digest image data to be displayed. To.

The moving image processing method according to claim 10 is the moving image processing method according to claim 9, wherein the additional information is text information indicating the name, and the generation step is performed on the plurality of partial moving image data. The digest image data is generated by multiplexing the text information corresponding to a plurality of moving image files .

Moving image processing method according to claim 11, wherein, in the moving image processing method according to claim 9, wherein the digest generation step further, the additional information and said store to the administrative information of the digest image data.

The moving image processing method according to claim 12 is the moving image processing method according to any one of claims 9 to 11, wherein the additional information generating step includes adding information to the moving image file recorded on the recording medium. Based on this, the name is detected.

Moving image processing method according to claim 13, wherein, in the moving image processing method according to any one of claims 9 to 12, wherein the digest generating step, a plurality of the portion of the moving image data extracted by the extraction step The digest image data is generated with each as one chapter .

The moving image processing method according to claim 14 is the moving image processing method according to any one of claims 9 to 11 , wherein the name is a title name arbitrarily added to the moving image file . And

Moving image processing method according to claim 15, wherein, in the moving image processing method according to any one of claims 9 to 14, wherein the digest generating step further, scene change effects in synchronization with the switching of the scene in the digest image data Is added.

The moving image processing method according to claim 16 is the moving image processing method according to any one of claims 9 to 14, wherein the digest generation step further performs a scene change in synchronization with a scene change in the digest image data. The symbol shown is superimposed.

According to the moving image processing apparatus according to claim 1 and the moving image processing method according to claim 9, a plurality of partial moving images extracted from the moving image data of the plurality of moving image files reproduced from the recording medium. digest image data representing the data, it combines the additional information generated for display by superimposing the digest images of a plurality of moving image files names of the plurality of moving image file as a text, a digest images of a plurality of moving image files Therefore, the user can quickly grasp the contents of the original moving image data in the recording medium.

According to the moving image processing apparatus according to claim 2 and the moving image processing method according to claim 10, the additional information is text information indicating a name, and the plurality of moving image data corresponds to a plurality of moving image files . Since the digest image data is generated by multiplexing the text information, it is possible to ensure that the user quickly grasps the contents of the original moving image data in the recording medium.

According to claim 3 video processing method of the moving picture processing device and claim 11, wherein according digest image data management information in the additional information store to Runode, grasp the contents of the original video data in the user recording medium Can be performed promptly.

According to the moving image processing apparatus according to claim 4 and the moving image processing method according to claim 12, the name is detected based on information added to the moving image file recorded on the recording medium. The content of the original moving image data can be quickly grasped more reliably.

According to the moving image processing apparatus according to claim 5 and the moving image processing method according to claim 13 , since the digest image data is generated by using each of the plurality of extracted moving image data as one chapter , the user records The contents of the original moving image data in the medium can be quickly grasped more reliably.

According to the moving image processing apparatus according to claim 6 and the moving image processing method according to claim 14, since the name is a title name arbitrarily added to the moving image file , the user can use the original moving image data in the recording medium. It is more reliable to quickly grasp the contents of

According to claim 7 the moving picture processing apparatus and video processing method of claim 15, wherein according Because in synchronization with the switching of the scene in the digest image data adds scene transition effect, the user of the original moving image data digesting The switching can be easily visually confirmed.

According to the moving image processing device according to claim 8 and the moving image processing method according to claim 16, since the symbol indicating the scene change is superimposed in synchronization with the switching of the scene in the digest image data, the user can convert the original moving image into a digest. Data switching can be easily seen.

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

  FIG. 1 is a block diagram schematically showing the configuration of a digest video generation device as a video processing device according to an embodiment of the present invention.

  In FIG. 1, a digest moving image generation apparatus 100 includes a digest generation control circuit 209 that controls the entire apparatus, a recording medium 201 that records a plurality of moving image data (hereinafter referred to as “original moving image data”), and a recording medium 201. The content read circuit 202 for sequentially reading a plurality of original moving image data recorded in the video, the video decoding circuit 204 for decoding video data from the original moving image data transmitted from the content read circuit 202, and the video decoding circuit 204 are combined. A video digest circuit 207 for generating digest video data from the video data. Here, each time the image is acquired by shooting or recording, the recording medium 201 holds the original moving image data in which the file names are assigned in order of MOVIE_001.MPG, MOVIE_002.MPG, MOVIE_003.MPG, etc. (FIG. 2). .

  The digest video generation device 100 also decodes audio data from the original video data transmitted from the content read circuit 202, and audio data for the digest video from the audio data combined by the audio decoding circuit 205. And an audio digest circuit 208 for generating Further, the digest video generation apparatus 100 extracts the file name of the original video data transmitted from the content reading circuit 202 and converts it into text data, and the digest video created by the video digest circuit 207. A superimpose circuit 206 that superimposes the file name converted to text data by the file name extraction circuit 203 on the video data.

  Furthermore, the digest moving image generation apparatus 100 compresses and encodes the digest moving image video data on which the file name is superimposed by the superimpose circuit 206, and the digest moving image generated by the audio digest circuit 208. Audio encoding circuit 211 for compressing and encoding audio data, and multiplexing for data multiplexing the compression-encoded moving image data from video encoding circuit 210 and the compression-encoded audio data from audio encoding circuit 211 A chapter 212 that generates chapter management information for each original moving image data read by the circuit 212, the content reading circuit 202, and a chapter generated by the chapter generator 214 for the data multiplexed by the multiplexing circuit 212 Necessary for recording or transmission based on management information Formatting circuit 213 that formats digest video data 102 (FIG. 2) by formatting into formats, and digest video data 102 from formatting circuit 213 is converted according to the format of the transmission path, and is not shown via the transmission path. A transmission circuit 215 for transmitting to the display device.

  The digest generation control circuit 209 is connected to the content reading circuit 202, the video digest circuit 207, the audio digest circuit 208, and the chapter generation circuit 214, and which original moving image data recorded on the recording medium 201 is at what timing. The content read circuit 202 is instructed to transmit to the file name extraction circuit 203, the video decoding circuit 204, and the audio decoding circuit 205, and at what timing the video data for the digest video is superimposed. Is transmitted to the audio digest circuit 208, and the audio digest circuit 208 is instructed at what timing the audio data for the digest video is transmitted to the audio encoding circuit 211. Carried out.

  As shown in FIG. 2, the digest video data 102 output from the transmission circuit 215 includes chapters for each original video data generated based on the chapter management information generated by the chapter generation circuit 214. Holds video data for a digest video with a superimposed file name.

  The digest video data 102 is configured so that chapter skip can be performed when the data is played back on a display device (not shown), and the video data held in the target chapter can be quickly played back. it can. For example, as shown in FIG. 2, when video data for digest video with the file name “MOVIE_001.MPG” superimposed on chapter 1 is held, chapter video is skipped to chapter 1 and digest video data 102 is reproduced. Then, on the display device (not shown), a video playback unit 105 that plays back the video data for the digest video of the original video data whose file name is MOVIE_001.MPG, and a file superimposed on the video data for the digest video A digest movie 103 including a superimpose unit 104 that multiplexly displays the name “MOVIE — 001.MPG” on the movie playback unit 105 is displayed. Also, in synchronization with the digest video data reproduced by the video reproduction unit 105, the digest video audio data generated by the audio digest circuit 208 is reproduced by a speaker (not shown) and output as audio.

  As shown in FIGS. 1 and 2, when the data held in the chapter 1 of the digest video data 102 generated by the digest video generation device 100 is reproduced on a display device (not shown), the digest held in the chapter 1 The video data for video is played back by the video playback unit 105, and the file name “MOVIE_001.MPG” superimposed on the video data for digest video is displayed by the superimpose unit 104 that is multiplexed and displayed on the video playback unit 105. Therefore, the user can quickly grasp the contents of the plurality of original moving image data in the recording medium 201.

  In the superimposing unit 104 in FIG. 2, the character information indicating the file name of the original moving image data is multiplex displayed as it is on the moving image reproducing unit 105 (FIG. 4A), but the present invention is not limited to this. The title name given by the user input with respect to the original moving image data may be displayed (FIG. 4B), or the name of the chapter where the data is played back by cueing may be displayed (FIG. 4C). )). Accordingly, the user can quickly grasp the contents of the plurality of original moving image data in the recording medium 201 (first modification of the digest moving image processing described with reference to FIG. 2).

  In addition, the video digest circuit 207 converts the video data by cutting out video data having a predetermined length from the video data combined by the video decoding circuit 204 in time. For example, when the original moving image data 302 having the file name “MOVIE_001.MPG” shown in FIG. 3A is digested and stored in the digest moving image data 102 first, it is displayed when the original moving image data 302 is played back. The video digest circuit 207 cuts out the data for the first minute from the moving picture 301 to be the digest moving picture video data 305. Further, the digest video data 305 is held in chapter 1, which is the first chapter of the digest video data 102. Thereby, even when the capacity of the transmission path used when transmitting the digest moving image data 102 to the display device is limited, the data amount of the digest moving image data 102 can be reliably reduced and transmitted. In the present embodiment, the beginning part is cut out from the original moving image data. However, the present invention is not limited to this, and any part other than the beginning part, intermittent cutouts at predetermined time intervals, or the like may be used.

  In addition, the video digesting circuit 207 converts the video data by reducing the display size during playback of the digest video data 501 displayed on the video playback unit 105, as shown in FIG. 3B. Also good. In this case, if the font size of the file name displayed on the superimpose unit 104 is reduced at the same rate as this reduction rate, the font size becomes too small depending on the reduction rate of the display size at the time of reproduction, so that the file name is visually recognized. Sexuality gets worse. Therefore, unlike the superimposing unit 505 in FIG. 5, the font size reduction rate of the file name to be superimposed may not be set to the same rate as the display size, but may be set to be reduced at a rate considering its visibility. Good. The digesting of the video data by the method of reducing the display size may be combined with the above-described method of temporally cutting out the video data (second modified example of the digest moving image processing described with reference to FIG. 2).

  Further, in the present embodiment, the data amount of the digest video data 102 is reduced by digesting the video data in the video digest circuit 207, but the video encoding circuit 210 performs encoding at a high compression rate. Etc., and may be combined with reduction processing by other circuits. Although audio digesting is not the main point of the present invention, description thereof will be omitted. However, when video data is digested by time segmentation, it is indispensable to segment audio data in the corresponding time zone, and an audio digest circuit In 208, this cut-out process is performed.

  FIG. 6 is a diagram used for explaining a third modification of the digest moving image processing described with reference to FIG. 2. FIG. 6A shows a case where the screen transition unit 601 is displayed as a scene change effect, and FIG. ) Shows a case where the symbol 602 is displayed as a scene change effect.

  The digest video processing described in FIG. 6 has basically the same configuration as the digest video processing described in FIG. 2, and the same components are denoted by the same reference numerals and redundant description is omitted. Different components will be described.

  In FIG. 6, the digest moving image data 102a (FIG. 6 (a)) has a scene change display section 602 at the joint between chapters in order to add a scene changing effect synchronized with the change of the video data for the digest moving image reproduced on the display device. The digest moving image data 102b (FIG. 6B) includes scene change display portions 605 to 607 at the joints between chapters.

  For example, when the video data for the digest video in which the file name “MOVIE — 001.MPG” is superimposed on the chapter 1 is retained, the chapter video skipped to the chapter 1 and the digest video data 102a is reproduced. ), The display device (not shown) is superimposed on the video data for the digest video of the video data for digest video of the original video data whose file name is MOVIE_001.MPG and the video data for the digest video. The digest moving image 103 a including the superimpose unit 104 that multiplexly displays the file name “MOVIE — 001.MPG” on the moving image playback unit 105 is displayed.

  This digest video 103a is reproduced as a scene change effect at the end of playback of the data held in chapter 1, that is, when the data of the scene change display unit 602 at the joint between chapters 1 and 2 is played back. A screen transition portion 601 is displayed at the right end of the portion 105.

  Further, when the video data for the digest video in which the file name “MOVIE — 002.MPG” is superimposed on the chapter 2 is retained, when the chapter video is skipped to the chapter 2 and the digest video data 102b is reproduced, FIG. ), The display device (not shown) is superimposed on the video data for the digest video of the video data for the digest video of the original video data whose file name is MOVIE_002.MPG and the video data for the digest video. The digest moving image 103 b including the superimposing unit 104 that multiplexly displays the file name “MOVIE — 002.MPG” on the moving image reproducing unit 105 is displayed.

  This digest video 103b has a frame as a scene change effect at the start of reproduction of data held in chapter 2, that is, when the data of the scene change display portion 605 at the joint between chapters 1 and 2 is played back. A symbol 602 is overlaid on the moving image reproduction unit 105.

  As shown in FIG. 6, since the transition effect and the scene change effect such as the change symbol are added when the video data for the digest video being played back by the video playback unit 105 is switched, the user can easily visually recognize the switch. it can.

  FIG. 7 is a block diagram schematically showing a configuration of a first modification of the digest video generation apparatus 100 of FIG.

  The digest video generation apparatus 100a in FIG. 7 has basically the same configuration as the digest video generation apparatus 100 in FIG. 1, and the same components are denoted by the same reference numerals and redundant description is omitted. Different components will be described.

  The digest video generation apparatus 100a includes a changeover switch 701 between the file name extraction circuit 203 and the superimpose circuit 206, and a changeover switch 702 between the video digestion circuit 207 and the video encoding circuit 210.

  The changeover switch 701 is also connected to the video encoding circuit 210. When the switch is ON, the file name extracted as text data by the file name extraction circuit 203 is transmitted to the superimpose circuit 206, and when the switch is OFF. Transmits the file name directly to the video encoding circuit 210 without transmitting it to the superimpose circuit 206.

  Similarly to the selector switch 701, the selector switch 702 is also connected to the video encoding circuit 210. When the switch is ON, the video data digested by the video digest circuit 207 is sent to the superimpose circuit 206. When it is transmitted and the switch is OFF, this video data is directly transmitted to the video encoding circuit 210 without being transmitted to the superimpose circuit 206.

  When the user selects to multiplex display the superimpose unit 104 on the video playback unit 105, the digest video generation device 100a turns on both the switches 701 and 702, and is the same as the digest video generation device 100 of FIG. The configuration is set so that the superimpose unit 104 is displayed in a multiplexed manner on the moving image playback unit 105. On the other hand, when the user selects not to multiplex-display the superimpose unit 104 on the video playback unit 105, the digest video generation apparatus 100a turns off both the changeover switches 701 and 702 and causes the video playback unit 105 to display the superimpose unit. 104 is set not to be displayed in multiple.

  According to the digest moving image generating apparatus 100a shown in FIG. 7, it is possible to easily switch whether or not to superimpose the superimposing unit 104 on the moving image reproducing unit 105.

  FIG. 8 is a block diagram schematically showing a configuration of the second modification of the digest video generation apparatus 100 of FIG.

  The digest video generation device 100b in FIG. 8 has basically the same configuration as the digest video generation device 100 in FIG. 1, and the same components are denoted by the same reference numerals and redundant description is omitted. Different components will be described.

  The digest moving image generation apparatus 100b includes an additional information extraction circuit 916 and a text generation circuit 918 instead of the file name extraction circuit 203, and a terminal 917 connected to the text generation circuit 918.

  The additional information extraction circuit 916 extracts additional information composed of title information or the like previously recorded in the original moving image data being processed, and supplies it to the text generation circuit 918.

  The terminal 917 supplies the language setting input from the outside to the text generation circuit 918.

  The text generation circuit 918 generates text information using the additional information supplied from the additional information extraction circuit 916 as a language corresponding to the language information supplied from the terminal 917 and supplies the text information to the superimpose circuit 206.

  The language setting in this embodiment refers to a setting for whether the text information generated by the text generation circuit 918 is displayed in Japanese or English. The language set at the terminal 917 is not limited to Japanese and English, but may be French or German.

  FIG. 9 is a diagram used for explaining a digest moving image display process executed by the digest moving image generating apparatus 100b of FIG.

  The digest video data 102c in FIG. 9 is basically the same in configuration as the digest video data 102 in FIG. 2, and the same components are denoted by the same reference numerals and redundant description is omitted, and different configurations are described below. The element will be described.

  In FIG. 9, the video data for the digest video of the original video data having the file name “MOVIE_001.MPG” is stored in chapter 1, and the additional information is superimposed on the video data for the digest video. When the date and time information of the original image data is supplied from the additional information extraction circuit 916 as the additional information and the language setting supplied from the terminal 917 is the Japanese setting, the superimposed additional information is “2004”. The text data is “January 1st”. In this case, when the chapter video is skipped to chapter 1 and the digest video data 102c is reproduced, the video reproduction for reproducing the video data for the digest video of the original video data whose file name is MOVIE_001.MPG is displayed on the display device (not shown). The digest video 103c is displayed which includes the unit 105 and the superimposing unit 104c that multiplex-displays the additional information “January 1, 2004” superimposed on the video data for digest video on the video playback unit 105. . In addition, in synchronization with the video data reproduced by the moving image reproducing unit 105, the digest moving image audio data generated by the audio digest circuit 208 is reproduced by a speaker (not shown) and output as audio.

  As shown in FIGS. 8 and 9, when the data held in the chapter 1 of the digest video data 102c generated by the digest video generation device 100b is reproduced on a display device (not shown), the digest video held in the chapter 1 is displayed. Video data is played back by the video playback unit 105, and the additional information “January 1, 2004” superimposed on the digest video data is displayed in the video playback unit 105 by the superimpose unit 104 c. Since it is displayed, the user can quickly grasp the contents of the plurality of original moving image data in the recording medium 201.

  Here, when the language setting supplied from the transmission circuit 215 is Japanese, as in the process of FIG. 9, the superimposing unit 104c of the digest video 103c is shown in FIG. The date and time information “January 1, 2004” displayed in Japanese is displayed as additional information, but when the language setting supplied from the transmission circuit 215 is English, as shown in FIG. The date and time information “January 1, 2004” displayed in English is displayed as additional information (a modification of the digest moving image processing described with reference to FIG. 9).

  FIG. 11 is a block diagram schematically showing a configuration of the first modification of the digest video generation apparatus 100b of FIG.

  The digest video generation device 100c in FIG. 11 has basically the same configuration as the digest video generation device 100b in FIG. 8, and the same components are denoted by the same reference numerals and redundant description is omitted. Different components will be described.

  The digest video generation apparatus 100 c includes a changeover switch 1101 between the text generation circuit 918 and the superimpose circuit 206, and a changeover switch 1102 between the video digest circuit 207 and the video encoding circuit 210.

  The change-over switch 1101 is also connected to the video encoding circuit 210. When the switch is ON, the text information generated by the text generation circuit 918 is transmitted to the superimpose circuit 206, and when the switch is OFF, The file name is transmitted directly to the video encoding circuit 210 without being transmitted to the superimpose circuit 206.

  The changeover switch 1102 is also connected to the video encoding circuit 210 in the same manner as the changeover switch 1101. When the switch is ON, the video data digested by the video digest circuit 207 is sent to the superimpose circuit 206. When it is transmitted and the switch is OFF, this video data is directly transmitted to the video encoding circuit 210 without being transmitted to the superimpose circuit 206.

  When the user selects to multiplex display the superimpose unit 104c on the video playback unit 105, the digest video generation device 100c turns on both the changeover switches 1101 and 1102 and has the same configuration as the digest video generation device 100b of FIG. And the superimposing unit 104c is set to be displayed in a multiplexed manner on the moving image reproduction unit 105. On the other hand, when the user selects not to multiplex display the superimpose unit 104c on the video playback unit 105, the digest video generation device 100c turns off both the change-over switches 1101 and 1102 to the video playback unit 105. 104c is set not to be displayed in multiple.

  According to the digest video generation device 100c of FIG. 11, it is possible to easily switch whether or not to superimpose the superimpose unit 104c on the video playback unit 105.

  FIG. 12 is a block diagram schematically showing a configuration of the second modification of the digest video generation apparatus 100b of FIG.

  The digest video generation device 100e in FIG. 12 has basically the same configuration as the digest video generation device 100b in FIG. 8, and the same components are denoted by the same reference numerals and redundant description is omitted. Different components will be described.

  The digest video generation apparatus 100e does not have the superimpose circuit 206, the text generation circuit 918 is connected to the chapter generation circuit 214, and the video digest circuit 207 is connected to the video encoding circuit 210.

  FIG. 13 is a diagram used for explaining the digest moving image data display process executed by the digest moving image generating apparatus 100e of FIG.

  The digest video data 102e in FIG. 13 is basically the same in configuration as the digest video data 102 in FIG. 2 except that it has a header portion 1203 at the head, and the same components are denoted by the same reference numerals. Thus, the redundant description will be omitted, and different components will be described below.

  In FIG. 13, the digest video data 102e has a chapter for each original video data generated based on the chapter management information generated by the chapter generation circuit 214, and each chapter holds video data for the digest video. ing.

  The digest video data 102e is configured such that chapter skip can be performed when the data is played back on a display device (not shown), and the video data held in the target chapter can be quickly cued. it can.

  The digest video data 102e has a header part 1203 at the tip thereof, and the header part 1203 has chapter management data 1204 associated with the chapter generated by the chapter generation circuit 214. Further, the chapter management data 1204 includes an additional information entry unit 1205a in which additional information of each chapter holding digest video data is entered. Here, in this embodiment, the additional information extraction circuit 916 supplies the date and time information of the original image data as the additional information, and the language setting supplied from the terminal 917 is the Japanese setting. Therefore, the additional information entered in the additional information entry unit 1205a is text data “January 1, 2004”.

  For example, as shown in FIG. 13, when the video data for digest video of the original video data whose file name is MOVIE_001.MPG is held in chapter 1, chapter skip is performed in chapter 1 and digest video data 102e is reproduced. First, “January 1, 2004”, which is the additional information of the chapter in which the digest video data that has been found, is held, is extracted from the additional information entry unit 1205a. Thereafter, on the display device (not shown), the moving image reproducing unit 105 that reproduces the digest moving image video data of the original moving image data whose file name is MOVIE_001.MPG, and additional information “2004” extracted from the additional information entry unit 1205a. A digest video 103e including a superimpose unit 104e that multiplexly displays “January 1” on the video playback unit 105 is displayed. Also, in synchronization with the digest video data reproduced by the video reproduction unit 105, the digest video audio data generated by the audio digest circuit 208 is reproduced by a speaker (not shown) and output as audio.

  When the digest video data being played back by the video playback unit 105 is switched, the additional information of the chapter holding the switched digest video data is extracted from the additional information entry unit 1205a, and this superimposition is performed. Multiple display is performed on the moving image reproduction unit 105 by the unit 104e.

  As shown in FIGS. 12 and 13, when the data held in the chapter 1 of the digest video data 102e generated by the digest video generation device 100e is reproduced on a display device (not shown), additional information “2004 1” of this chapter is displayed. "Month 1st" is extracted from the additional information entry unit 1205a, and then the video data for the digest video held in the chapter 1 is played back by the video playback unit 105. The extracted additional information "January 1, 2004" Is displayed by the superimpose unit 104e that is displayed in a multiplexed manner on the video playback unit 105, so that even if the digest video generation device 100e does not have the superimpose circuit 206, the user can use a plurality of elements in the recording medium 201. The content of video data can be quickly grasped, and the entire device can be downsized. That.

  FIG. 14 is a block diagram schematically showing a configuration of the third modification of the digest video generation apparatus 100 of FIG.

  The digest video generation device 100d in FIG. 14 has basically the same configuration as the digest video generation device 100 in FIG. 1, and the same components are denoted by the same reference numerals and redundant description is omitted. Different components will be described.

  The digest video generation apparatus 100d does not have the superimpose circuit 206, the file name extraction circuit 203 is connected to the chapter generation circuit 214, and the video digest circuit 207 is connected to the video encoding circuit 210.

  FIG. 15 is a diagram used for explaining a digest moving image display process executed by the digest moving image generating apparatus 100d of FIG.

  The digest video data 102d in FIG. 15 has basically the same configuration as the digest video data 102e (FIG. 13), and the same components are denoted by the same reference numerals and redundant description is omitted. Different components will be described below.

  In FIG. 15, the digest video data 102d has chapters for each original video data generated based on the chapter management information generated by the chapter generation circuit 214, and digest video data is held in each chapter. ing.

  The digest moving image data 102d is configured such that chapter skip can be performed when the data is reproduced on a display device (not shown), and the video data held in the target chapter can be quickly cued. it can.

  The digest moving image data 102d has a header portion 1203 at the tip thereof, and the header portion 1203 has chapter management data 1204 associated with the chapter generated by the chapter generation circuit 214. Further, the chapter management data 1204 has a chapter name entry section 1205 in which the chapter names of the chapters that hold the digest video data are entered.

  For example, as shown in FIG. 15, when the video data for digest video of the original video data whose file name is MOVIE_001.MPG is held in chapter 1, chapter skip is performed in chapter 1 and digest video data 102d is reproduced. First, “chapter 1” that is the chapter name of the chapter in which the digest video data that has been found is held is extracted from the chapter name entry unit 1205. Thereafter, on the display device (not shown), the movie playback unit 105 that plays back the video data for the digest movie of the original movie data whose file name is MOVIE_001.MPG, and the chapter name “chapter” extracted from the chapter name entry unit 1205. A digest moving image 103 d including a superimposing unit 104 d that multiplexly displays “1” on the moving image reproducing unit 105 is displayed. Also, in synchronization with the digest video data reproduced by the video reproduction unit 105, the digest video audio data generated by the audio digest circuit 208 is reproduced by a speaker (not shown) and output as audio.

  When the digest movie video data being played back by the movie playback unit 105 is switched, the chapter name of the chapter holding the switched digest movie video data is extracted from the chapter name entry unit 1205, and this superimposition is performed. Multiple display is performed on the moving image reproduction unit 105 by the unit 104d.

  As shown in FIGS. 14 and 15, when the data held in the chapter 1 of the digest video data 102d generated by the digest video generation device 100d is reproduced on a display device (not shown), the chapter name “chapter 1” of this chapter is displayed. Is extracted from the chapter name entry unit 1205, and then the video data for the digest video stored in the chapter 1 is played back by the video playback unit 105, and the extracted chapter name “chapter 1” is displayed on the video playback unit 105 in a multiplexed manner. Displayed on the superimposing unit 104d, the user can quickly grasp the contents of the plurality of original moving image data in the recording medium 201 even if the digest moving image generating apparatus 100d does not have the superimposing circuit 206. And the entire apparatus can be reduced in size.

  Another object of the present invention is to supply a storage medium (or recording medium) on which a program code of software that realizes the functions of the above-described embodiments is recorded to a system or apparatus, and the computer (or CPU or Needless to say, this can also be achieved by the MPU) reading and executing the program code stored in the storage medium.

  In this case, the program code itself read from the storage medium realizes the functions of the above-described embodiments, and the storage medium storing the program code constitutes the present invention.

  Further, by executing the program code read by the computer, not only the functions of the above-described embodiments are realized, but also an operating system (OS) or the like running on the computer based on the instruction of the program code. It goes without saying that a case where the function of the above-described embodiment is realized by performing part or all of the actual processing and the processing is included.

  Further, after the program code read from the storage medium is written in a memory provided in a function expansion card inserted into the computer or a function expansion unit connected to the computer, the function expansion is performed based on the instruction of the program code. It goes without saying that the CPU or the like provided in the card or the function expansion unit performs part or all of the actual processing and the functions of the above-described embodiments are realized by the processing.

  The above-described program only needs to be able to realize the functions of the above-described embodiments by a computer, and the form includes forms such as object code, a program executed by an interpreter, and script data supplied to the OS. But you can.

  As a recording medium for supplying the program, for example, RAM, NV-RAM, floppy (registered trademark) disk, optical disk, magneto-optical disk, CD-ROM, MO, CD-R, CD-RW, DVD (DVD-ROM, DVD-RAM, DVD-RW, DVD + RW), magnetic tape, non-volatile memory card, other ROM, etc. may be used as long as they can store the above programs. Alternatively, the program is supplied by downloading from another computer or database (not shown) connected to the Internet, a commercial network, a local area network, or the like.

It is a block diagram which shows schematically the structure of the digest moving image production | generation apparatus as a moving image processing apparatus which concerns on embodiment of this invention. It is a figure used for demonstrating the digest moving image display process performed by the digest moving image production | generation apparatus of FIG. It is a figure used for demonstrating the digesting process of the video data performed by the video digesting circuit in FIG. 1, (a) shows the method of cut out temporally and digesting, (b) is image size Shows a method of digesting by reducing. FIG. 6 is a diagram used for explaining a first modification of the digest moving image processing described in FIG. 2, in which (a) displays a file name, (b) displays a title name, (c) Indicates a case where a file name and a chapter name are displayed. It is a figure used for demonstrating the 2nd modification of the digest moving image process demonstrated in FIG. It is a figure used for demonstrating the 3rd modification of the digest moving image process demonstrated in FIG. 2, (a) shows the case where a screen transition part is displayed as a scene change effect, (b) is a scene change. The case where a symbol is displayed as an effect is shown. It is a block diagram which shows schematically the structure of the 1st modification of the digest moving image production | generation apparatus of FIG. It is a block diagram which shows schematically the structure of the 2nd modification of the digest moving image production | generation apparatus of FIG. It is a figure used for demonstrating the digest moving image display process performed by the digest moving image production | generation apparatus of FIG. It is a figure used for demonstrating the modification of the digest moving image process demonstrated in FIG. 9, (a) shows the case where Japanese is displayed, (b) shows the case where English is displayed. It is a block diagram which shows roughly the structure of the 1st modification of the digest moving image production | generation apparatus of FIG. It is a block diagram which shows roughly the structure of the 2nd modification of the digest moving image production | generation apparatus of FIG. It is a figure used for demonstrating the digest moving image display process performed by the digest moving image production | generation apparatus of FIG. It is a block diagram which shows roughly the structure of the 3rd modification of the digest moving image production | generation apparatus of FIG. It is a figure used for demonstrating the digest moving image display process performed by the digest moving image production | generation apparatus of FIG. It is a figure used for demonstrating the thumbnail list display process performed with the conventional moving image recording device.

Explanation of symbols

100 Digest Movie Generation Device 201 Recording Medium 202 Content Reading Circuit 204 Video Decoding Circuit 207 Video Digest Generation Circuit 209 Digest Generation Control Circuit

Claims (16)

Reproducing means for reproducing a plurality of moving image files each containing moving image data from a recording medium;
Extracting means for extracting a part of moving image data from moving image data of a plurality of moving image files reproduced by the reproducing means;
An additional information generating means for generating additional information for display by superimposing each digest view of the plurality of moving image files names of the plurality of moving image file as a text,
One digest image data indicating a digest image of the plurality of moving image files by combining the plurality of partial moving image data extracted by the extracting unit and the additional information generated by the additional information generating unit. And a digest generating means for generating a video. The additional information is text information indicating the name, and the generating unit multiplexes the text information corresponding to the plurality of moving image files with the plurality of moving image data, thereby converting the digest image data. The moving image processing apparatus according to claim 1, wherein the moving image processing apparatus generates the moving image processing apparatus. The digest generation unit further video processing apparatus according to claim 1, wherein the additional information to the management information of the digest image data and said store to Rukoto. 4. The moving image processing apparatus according to claim 1, wherein the additional information generation unit detects the name based on information added to a moving image file recorded on the recording medium. 5. . The digest generation unit, any one of claims 1 to 4, characterized in that to generate the digest image data a plurality of said portion of the moving image data extracted by the extraction unit as one chapter each The moving image processing apparatus described in 1. 4. The moving image processing apparatus according to claim 1, wherein the name is a title name arbitrarily added to the moving image file . 5. The digest generating means further includes:
The moving image processing apparatus according to claim 1, wherein a scene change effect is added in synchronization with a scene change in the digest image data. The digest generating means further includes:
7. The moving image processing apparatus according to claim 1, wherein a symbol indicating a scene change is superimposed in synchronization with a scene change in the digest image data. A reproduction step of reproducing a plurality of moving image files each including moving image data from a recording medium;
An extraction step of extracting a part of moving image data from moving image data of a plurality of moving image files reproduced by the reproducing step;
An additional information generating step of generating the additional information to be displayed superimposed on the digest views of the plurality of moving image files names of the plurality of moving image file as a text,
By combining the additional information generated by said additional information generating step a plurality of the part of the moving image data extracted by the extracting step, generating a digest image data indicating the digest images of the plurality of moving image files And a digest generating step. The additional information is text information indicating the name, and the generating step divides the digest image data by multiplexing the text information corresponding to the plurality of moving image files with respect to the plurality of moving image data. The moving image processing method according to claim 9, wherein the moving image processing method is generated. The digest generating step further, moving image processing method according to claim 9, wherein the additional information to the management information of the digest image data and said store to Rukoto. 12. The moving image processing method according to claim 9, wherein the additional information generating step detects the name based on information added to a moving image file recorded on the recording medium. . The digest generating step, any one of claims 9 to 12, characterized in that to generate the digest image data said extracted by the extraction step plurality of the part of the moving image data as one chapter each The video processing method described in 1. The moving image processing method according to claim 9, wherein the name is a title name arbitrarily added to the moving image file . The digest generation step further includes:
The moving image processing method according to claim 9, wherein a scene change effect is added in synchronization with a scene change in the digest image data. The digest generation step further includes:
15. The moving image processing method according to claim 9, wherein a symbol indicating a scene change is superimposed in synchronization with a scene change in the digest image data.

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