JP2002314917A - Information reproducing system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a convenient information reproducing system for recording the history of reproducing states minutely for each recording content and indicating it to the user. SOLUTION: The information reproducing system includes a reproducing means 101 for reproducing image information and/or voice information, recorded in a recording medium, in a one mode out of plurality of reproducing modes, a storing means 102 for storing the reproducing mode when the image information and/or voice information are reproduced by the reproducing means 101, and a display means 103 displaying the reproducing mode, stored in the storing means 102, as a reproducing history.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an information reproducing apparatus capable of reproducing video information and / or audio information recorded on a recording medium in a plurality of reproduction modes.

[0002]

2. Description of the Related Art As a conventional information reproducing apparatus of this kind, for example, Japanese Patent Application Laid-Open No. 2001-35139 discloses a state of recorded contents (for example, classification by reproduced / unreproduced / empty area).
Is created and displayed as a playback history list.

[0003] Japanese Patent Application Laid-Open No. 2000-138886 proposes a list display of a playback history graph, which is a bar graph that displays a time region that has already been played and viewed for each recorded program in a rectangular shape.

[0004]

However, in the above-described conventional information reproducing apparatus, it is possible to display which part has been reproduced and which part has not been reproduced for each recorded content. However, it is not possible to display in detail up to the reproduction mode (slow reproduction, double speed reproduction, rewind reproduction, etc.) at the time of reproducing the recorded content, and for each point of the recorded content, It was not possible to display how many times playback was performed using the playback mode.

Further, it has not been possible to automatically determine the next reproduction mode based on the past detailed reproduction status of each recorded content and reproduce the same. Further, it has not been possible to selectively delete part or all of the recorded content based on the past detailed reproduction status of each recorded content.

The present invention has been made in view of the above problems, and provides a more convenient information reproducing apparatus that records the past reproduction status in detail for each recorded content and presents it to the user. Things. Another object of the present invention is to provide an information reproducing apparatus capable of changing a reproduction mode at the next reproduction or erasing a predetermined portion of information based on a detailed reproduction state in the past.

[0007]

According to a first aspect of the present invention, there is provided a reproduction means for reproducing video information and / or audio information recorded on a recording medium in one of a plurality of reproduction modes; Storage means for storing a reproduction mode when reproducing the video information and / or audio information by the reproduction means;
Display means for displaying the reproduction mode stored by the storage means as a reproduction history.

According to a second aspect of the present invention, there is provided an identification means for identifying a user when the video information and / or audio information is reproduced by the reproduction means, and the storage means is used by the user identified by the identification means. The reproduction mode is stored in association with a user, and the display unit displays the reproduction mode for each user as a reproduction history.

In a third aspect of the present invention, there is provided a counting means for counting the number of reproductions in each reproduction mode by the reproduction means, wherein the storage means stores each reproduction mode together with the number of reproductions, and The means displays the number of times of reproduction for each reproduction mode as a reproduction history.

A fourth invention of the present application is characterized in that a determining means for determining a reproducing mode for reproducing video information and / or audio information by the reproducing means based on the reproducing mode stored in the storing means is provided. Features.

A fifth aspect of the present invention provides an erasing means for erasing part or all of video information and / or audio information recorded on the recording medium based on a reproduction mode stored in the storage means. It is characterized by having been provided.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a first embodiment of the present invention will be described.
This will be described in detail with reference to FIGS. Here, FIG. 1 is a functional block diagram showing a schematic configuration in this embodiment, FIG. 2 is an explanatory diagram showing a reproduction history display in this embodiment, and FIG. 3 is an explanatory diagram showing a recording example of reproduction history information in this embodiment. It is.

In FIG. 1, reference numeral 100 denotes a video and audio storage unit in which video information and / or audio information is recorded, and 101 denotes video and audio information recorded in the video and audio storage unit 100.
Alternatively, it is a video / audio reproduction unit for reproducing audio information.

Reference numeral 102 denotes a reproduction information storage unit for storing the state of reproduction of the video information and / or audio information by the video / audio reproduction unit 101 in synchronization with the video information and / or audio information at the time of reproduction. This is a video display unit that displays the status at the time of reproduction stored in the reproduction information storage unit 102 along with the video on the OSD.

Here, the video / audio storage unit 100 is a place where video and / or audio data of the content to be reproduced is stored, and a hard disk or the like can be used. The video / audio reproduction unit 101 reads desired video and / or audio data from the video / audio storage unit 100,
03 and convert the video to a video format that can be displayed, and play back the audio. The video / audio playback unit 101 can play back video and / or audio data in a plurality of playback modes (playback modes such as normal playback, slow playback, double-speed playback, and rewind playback).

The reproduction information storage unit 102 records the reproduction mode used by the video / audio reproduction unit 101 in synchronization with the video and / or audio data reproduced by the video / audio reproduction unit 101. That is, playback information indicating which of the playback modes, such as normal playback, slow playback, double-speed playback, and rewind playback, has been used, is stored.

Then, the video display unit 103 uses the reproduction information stored in the reproduction information storage unit 102, for example, as shown in FIG.
As shown in FIG. 6, the reproduction history information of the video and / or audio data A is classified into “unreproduced portion”, “normally reproduced portion”, “slowly reproduced portion”, and “double-speed reproduced portion” by OSD. indicate.

Since the user of the apparatus can visually recognize the detailed reproduction status including the past reproduction mode, the user can determine which part is reproduced at the next reproduction and how.
Necessary parts can be reproduced accurately.

FIG. 3 shows an example of a method for storing reproduction information.
Information of “normal reproduction”, “slow reproduction”, “unreproduced”, and “double-speed reproduction” is stored every minute from the reproduction start time of the video and / or audio data. Things. When the recorded content is reproduced, the reproduction information of the reproduced position is rewritten from “unreproduced” to “reproduced” in each reproduction mode.

Thus, it is possible to record reproduction history information synchronized with video and / or audio every minute.
By shortening the recording interval of the reproduction information,
It is possible to record the reproduction history in more detail synchronized with the video and / or audio.

The recording of the reproduction history can be realized by recording all the reproduction start time and end time in each reproduction mode, instead of recording the reproduction history every unit time, so that the detailed reproduction history can be stored. It is. Furthermore, as described above, the reproduction history is recorded for each unit time, and is not synchronized with the video and / or audio, but is recorded on a frame-by-frame basis or I-Pi
It is also possible to synchronize with information such as each cture.

Next, a second embodiment of the present invention will be described in detail with reference to FIGS. 4 to 6. The same parts as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted. Here, FIG. 4 is a functional block diagram showing a schematic configuration in the present embodiment, FIG. 5 is an explanatory diagram showing a playback history display in the present embodiment, and FIG. 6 is an explanatory diagram showing a recording example of playback history information in the present embodiment. It is.

In FIG. 4, reference numeral 104 denotes a user identification unit for identifying a user of the apparatus, for example, by using a remote controller or buttons and switches mounted on the apparatus when starting up / reproducing the apparatus. The user is identified by using a method of inputting a user name and a user ID.

The user information identified by the user identification unit 104 is output to the playback information storage unit 102, and the playback mode in which each user has played back in the past is synchronized with the video and / or audio information. Are recorded in the reproduction information storage unit 102.

The video display unit 103 uses the reproduction information stored in the reproduction information storage unit 102, for example, as shown in FIG.
As shown in, the reproduction history information of each of the users 1 to 4 regarding the video and / or audio data A is represented by “unreproduced location”, “normally reproduced location”, “slowly reproduced location”,
OSD display is performed by color-coding the “double-speed reproduced portion”.

FIG. 6 shows an example of a method for storing reproduction information.
The information of “unplayed”, “normal playback”, “slow playback”, and “double-speed playback” for each user is stored every minute from the playback start time of the video and / or audio data. At the time of reproducing the recorded content, the reproduction information of the reproduced position for each user is rewritten from “unreproduced” to “reproduced” in each reproduction mode.

This makes it possible to record and display detailed reproduction history information for each user synchronized with video and / or audio every minute, and is an information reproducing apparatus shared by a plurality of users. Since each user can know his / her detailed reproduction history, the usability can be improved.

That is, a certain user can make a judgment such as "all the family has reproduced all of the video and audio data A by some kind of reproduction method, so that the video and audio data A may be deleted". . It is also possible to confirm who has finished playing and viewing the video / audio data A recorded as a teaching material, and issue an instruction to encourage viewing to a non-viewer.

Further, while a plurality of users are present, even one of them is reproduced from a place that has not been watched,
It is possible for each user to hear the explanation of what he or she has seen so far, or that he has seen it here, and to save the trouble of deciding the reproduction point.

By shortening the recording interval of the reproduction information, it is possible to more finely record the reproduction history synchronized with the video and / or audio. Further, it is also possible to realize the reproduction history by recording the reproduction start time and the end time in the reproduction mode for each user, instead of recording the reproduction history every unit time.

Next, a third embodiment of the present invention will be described in detail with reference to FIGS. 7 and 8. The same parts as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted. Here, FIG. 7 is an explanatory diagram showing a reproduction history display in the present embodiment, and FIG. 8 is an explanatory diagram showing a recording example of the reproduction history information in the present embodiment.

In this embodiment, as shown in FIG. 7, information on the number of times of slow reproduction for a certain video / audio data A is displayed as a histogram on the OSD of the video display unit 103.

FIG. 8 shows an example of a method of storing the number of times of slow reproduction, in which the "number of times of slow reproduction" is stored every minute from the reproduction start time of the video and / or audio data. At the time of slow reproduction of the recorded content, the number of times of slow reproduction at the position where the slow reproduction is performed is rewritten to a value obtained by adding 1.

Thus, it is possible to record the slow reproduction number information synchronized with the video and / or audio every minute. Note that by making the recording interval of the slow reproduction number information shorter, it is possible to more finely record the reproduction number history synchronized with the video and / or audio.

In the present embodiment, for example, it is possible to perform slow reproduction only once, and to re-view only the part that has not been viewed. Also, in the case where a favorite scene in a movie or the like has been slow-played and viewed many times in the past, the user can immediately select that location by looking at the detailed playback count information in the past synchronized with this video and audio at a later date. It is possible to play.

Further, for a user who aims to view the video and audio data recorded as a teaching material five times over the entire volume, this function allows the user to easily confirm the unachieved part, and select and reproduce the part. It is possible. At this time, it is also possible to confirm the location where the user has rushed to view by fast-forward playback or double-speed playback.

Next, a fourth embodiment of the present invention will be described in detail with reference to FIGS. 9 and 10. The same parts as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted. Here, FIG. 9 is a functional block diagram illustrating a schematic configuration according to the present embodiment, and FIG. 10 is an explanatory diagram illustrating an example of an OSD for setting a reproducing method according to the present embodiment.

In FIG. 9, reference numeral 105 denotes a reproduction information storage unit 1
A reproduction method determination control unit for determining a reproduction mode by the video / audio reproduction unit 101 according to a past reproduction history recorded in 02.

In the present embodiment, as shown in FIG.
An OSD display for setting how to reproduce is performed, and the user can specify the current reproduction method (reproduction mode) corresponding to the past reproduction state while watching the display.

Thus, when the user gives an instruction to reproduce the video / audio data A, for example, the reproduction method determination control unit 105
Determines the reproduction mode specified by the user in advance based on the past reproduction state of the video / audio data A, and reproduces the video / audio data A in the determined reproduction mode. At this time, it is possible to realize an operation of automatically performing slow reproduction or double-speed reproduction in the middle of the content.

Next, a fifth embodiment of the present invention will be described in detail with reference to FIGS. 11 and 12. The same parts as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted.
Here, FIG. 11 is a functional block diagram illustrating a schematic configuration according to the present embodiment, and FIG. 12 is an explanatory diagram illustrating an example of an OSD for setting an erase condition according to the present embodiment.

In FIG. 11, reference numeral 106 denotes a data erasure control unit for issuing an instruction for erasing a necessary portion of the recorded content recorded in the video / audio storage unit 100; Depending on your history,
An erasure condition setting unit for setting erasure conditions for determining erasure data by the data erasure control unit 106.

In the present embodiment, as shown in FIG.
An OSD display for setting whether or not erasing is possible is performed, and the user can specify the erasing condition of the data corresponding to the past reproduction status while watching the OSD display.

Thus, when the user gives an instruction to delete the video / audio data A, for example, the data erasure control unit 106 makes a determination based on the past reproduction status of the video / audio data A in accordance with the erasure conditions specified in advance by the user. A part or all of the video / audio data A can be deleted from the video / audio storage unit 100.

The above-described first to fifth embodiments may be appropriately combined with each other. In such a case, for example, only a portion other than the portion where all the users have performed normal playback or double-speed playback two or more times may be used. , Or "reproduce normal"
It is also possible to perform the operation of "erasing only the portion where the normal reproduction or the double speed reproduction is performed twice or more".

[0046]

According to the information reproducing apparatus of the present invention, since the user can know the past detailed reproduction history of each video and / or audio data, for example, only the unreproduced portion is selected and reproduced. It is possible to easily determine that the part played back at the normal speed is played back or the part played back at the normal speed is reproduced, and the usability can be improved.

Further, since a detailed reproduction history in the past for each user can be known, the information reproducing apparatus is shared by a plurality of users, and each user can record the detailed reproduction history of himself or another person. It becomes possible to know, and usability can be further improved.

Further, since the number of times of reproduction in the past can be known as a reproduction history, usability can be further improved.

Further, by setting a reproduction method according to the past reproduction status in advance, it becomes possible to automatically perform a desired reproduction operation according to the past reproduction status, thereby further improving usability. Can be done.

Further, by setting in advance whether or not erasure is possible according to the past playback status, it is possible to automatically selectively delete only a desired portion according to the past playback status. Usability can be improved.

[Brief description of the drawings]

FIG. 1 is a functional block diagram illustrating a schematic configuration according to a first embodiment of the present invention.

FIG. 2 is an explanatory diagram showing a reproduction history display according to the first embodiment of the present invention.

FIG. 3 is an explanatory diagram illustrating a recording example of reproduction history information according to the first embodiment of the present invention.

FIG. 4 is a functional block diagram illustrating a schematic configuration according to a second embodiment of the present invention.

FIG. 5 is an explanatory diagram showing a reproduction history display according to a second embodiment of the present invention.

FIG. 6 is an explanatory diagram showing a recording example of reproduction history information according to a second embodiment of the present invention.

FIG. 7 is an explanatory diagram showing a reproduction history display according to a third embodiment of the present invention.

FIG. 8 is an explanatory diagram showing a recording example of reproduction history information according to a third embodiment of the present invention.

FIG. 9 is a functional block diagram illustrating a schematic configuration according to a fourth embodiment of the present invention.

FIG. 10 is an explanatory diagram showing an example of an OSD for setting a reproduction method according to a fourth embodiment of the present invention.

FIG. 11 is a functional block diagram illustrating a schematic configuration according to a fifth embodiment of the present invention.

FIG. 12 is an explanatory diagram showing an example of an OSD for setting an erasing condition according to a fifth embodiment of the present invention.

[Explanation of symbols]

 Reference Signs List 100 video / audio storage unit 101 video / audio reproduction unit 102 reproduction information storage unit 103 video display unit 104 user identification unit 105 reproduction method determination control unit 106 data deletion control unit 107 deletion condition setting unit

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI theme coat ゛ (reference) H04N 5/93 H04N 5/781 510D 510L F term (reference) 5C025 CA09 CB10 DA10 5C053 FA23 GB06 GB11 HA30 JA01 JA21 KA05 LA06 5D044 AB05 AB07 DE48 DE49 FG23 HL04 JJ02 5D077 AA22 BA14 HC15 HC25

Claims (5)

[Claims] 1. A reproducing means for reproducing video information and / or audio information recorded on a recording medium in one of a plurality of reproduction modes, and reproducing the video information and / or audio information by the reproducing means. An information reproducing apparatus, comprising: a storage unit for storing a reproduction mode when the reproduction mode is performed; and a display unit for displaying the reproduction mode stored by the storage unit as a reproduction history. 2. The information reproducing apparatus according to claim 1, further comprising: identification means for identifying a user when the reproduction means reproduces the video information and / or audio information; An information reproducing apparatus, wherein a reproduction mode is stored in association with a user identified by a unit, and wherein the display unit displays a reproduction mode for each user as a reproduction history. 3. The information reproducing apparatus according to claim 1, further comprising: a counting unit that counts the number of times of reproduction in each of the reproduction modes by the reproduction unit; An information reproducing apparatus, wherein the information is stored together with the number of reproductions, and wherein the display means displays the number of reproductions for each reproduction mode as a reproduction history. 4. The information reproducing apparatus according to claim 1, wherein the reproduction unit reproduces video information and / or audio information based on a reproduction mode stored in the storage unit. An information reproducing apparatus, comprising a determining means for determining a mode. 5. The information reproducing apparatus according to claim 1, wherein the video information and / or the audio information recorded on the recording medium based on a reproduction mode stored in the storage unit. An information reproducing apparatus comprising an erasing means for erasing part or all of the information reproducing apparatus.