JP2002334558A - Image recording and reproducing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an image recording and reproducing device provided with an automatic continuous reproducing function which stores a plurality of recording mediums and automatically continuously reproduces recorded images reserved and recorded in the recording mediums. SOLUTION: A controller 2 extracts reserved and recorded image data from a storage part 6 after confirming that DVDs have been loaded, and the controller 2 gives pointer numbers to these data to generate an automatic reproducing table for reserved and recorded images and stores this table in the storage part 6 together with the total number of recorded DVDs. The controller 2 searches data on DVDs based on the generated automatic reproducing table for reserved and recorded images and makes a recording and reproducing part 7 reproduce this data. Till the number of DVDs the data of which is reproduced reaches the total number of recorded DVDs, reserved and recorded image data is retrieved to continuously play-back all the loaded DVDs. The automatic reproducing table for reserved and recorded images, which is stored in the storage part 6 and reserved and recorded image data are erased after all the reserved and recorded images are reproduced, and then automatic reproducing processing for reserved and recorded images is terminated.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image recording / reproducing apparatus capable of storing a plurality of recording media.

[0002]

2. Description of the Related Art Recently, a magneto-optical disk has
DVD (Digital Versatile Disc) has been put to practical use as a large-capacity storage medium that replaces (Compact Disc) and LD (Laser Disc). DVDs have a unified standard for both home appliances and computers, and are capable of digitally recording video, audio, data, etc., and have a larger capacity than CDs and LDs.
You can record with much higher quality video and sound quality.

For this reason, DVDs have been replaced by DVDs used in ordinary homes as image recording / reproducing devices.
Recording and playback devices have been developed. Some of these DVD recording / reproducing apparatuses have a disc changer function capable of storing a plurality of discs in a stocker.
It is possible to record and play back multiple pictures.

Conventionally, some DVD recording / reproducing apparatuses having such a disc changer function have a scheduled recording automatic reproduction function of automatically reproducing a recorded image only once after executing a scheduled recording. For details,
As shown in FIG. 6, in the scheduled recording automatic reproduction process, first, it is confirmed whether or not the scheduled recording has been executed (step S1). If not executed, the process is terminated. It is checked whether the DVD has been loaded on the playback unit (step S2).

If the program has not been loaded, the contents of the program at the time of the scheduled recording are erased (step S3), and the process ends. If loaded, the timer recording information is read from the program contents at the time of the timer recording, and the recording start address and the recording end address are extracted (step S4). Next, the extracted recording start address is searched on the DVD (step S5) and reproduced (step S5).
6). When it is confirmed that the reproduction has been performed up to the recording end address (step S7), the reproduction operation is stopped (step S8).
Then, the program content at the time of the scheduled recording is erased, and the scheduled recording automatic reproduction process is terminated.

[0006]

However, in such a conventional scheduled recording automatic playback method of a DVD recording / playback apparatus, only the DVD loaded in the playback unit is played back, and the scheduled recording is performed over a plurality of DVDs. The DVD that is executed and replaces the DVD scheduled for the next scheduled recording is not reproduced from the DVD stored in the stocker. Therefore, in order to view the recorded image on the recorded DVD, the user needs to select the DVD stored in the stocker and manually search and reproduce the recorded image, which involves complicated work. There was a problem.

SUMMARY OF THE INVENTION An object of the present invention is to automatically and continuously reproduce recorded images that have been reserved and recorded over a plurality of DVDs in a reserved recording automatic playback function in a DVD recording / reproducing apparatus having a plurality of disc changer functions. An object of the present invention is to provide an image recording / reproducing apparatus having such a continuous automatic reproducing function.

[0008]

According to the first aspect of the present invention,
In an image recording / reproducing apparatus having a recording / reproducing function for detachably storing a plurality of recording media, executing a reserved recording on an arbitrarily designated recording medium, and then reproducing the recorded image, the reserved recording is designated. Storage means for storing the scheduled recording information for each of the designated recording media, and for storing the total number of recording media for which the scheduled recording has been designated; and recording the recording of each recording medium based on the scheduled recording information and the total number of the recording media. Playback information creating means for creating playback information for continuously playing back a plurality of extracted recorded information while extracting the finished information,
And a playback unit for continuously playing back the plurality of pieces of recorded information based on the created playback information, and erasing the playback information after the playback.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to FIGS. FIG. 1 is a diagram showing a DV having a plurality of disc changer functions to which the present invention is applied.
FIG. 1 is a diagram illustrating an embodiment of a D recording / reproducing device. First,
The configuration will be described. FIG. 1 shows a DVD according to the present embodiment.
FIG. 3 is a block diagram illustrating an internal configuration of the recording / reproducing device. FIG.
As shown in FIG. 1, the DVD recording / reproducing apparatus 1 includes a controller 2, a DVD mechanical control unit 3, a display unit 4, an operation unit 5, a storage unit 6, a DVD recording / reproducing unit 7, a recording magnetic head 8, and an optical reproducing head 9. Is constituted by

The controller 2 has a CPU (Central Proc).
essing Unit) and built-in ROM (Read only Memory)
And so on. The controller 2 includes the built-in RO
In accordance with various application programs stored in M, various operations such as recording and reproduction of the DVD recording / reproducing apparatus 1 are controlled. For example, when receiving an input instruction for reproducing the DVD 1 from the operation unit 5, the DVD
Is moved from the stocker to the reproducing section, and the recording / reproducing section 7 is moved.
, And performs a series of playback processing control of displaying the playback content on the display unit 4.

The controller 2 performs control related to the above-described reserved recording automatic reproduction processing. First, controller 2
After confirming that the DVD on which the scheduled recording has been executed is loaded in the reproducing unit, the timer recording data is extracted from the storage unit 6, and a pointer number is assigned to create a scheduled recording automatic reproduction table (see FIG. 2). Then, it is stored in the storage unit 6 together with the total number of recorded DVDs. That is, the controller 2 has a function as reproduction information creation means.

Further, the controller 2 searches for the scheduled recording data on the DVD based on the created scheduled recording automatic reproduction table, and causes the recording / reproduction unit 7 to reproduce the data. Until the number of DVDs played reaches the total number of recorded DVDs,
The reservation recording information is searched for in the reservation recording automatic reproduction table, and continuous reproduction of all DVDs stored in the stocker is performed. After all the scheduled recordings have been reproduced, the reserved recording automatic reproduction table stored in the storage unit 6 and the programmed recording data, which is the program content at the time of the scheduled recording, are deleted, and the scheduled recording automatic reproduction processing (see FIG. 3) is performed. finish. That is, the controller 2 has a function as a reproducing unit.

In the scheduled recording / reproducing process, the controller 2 performs a scheduled recorded data search process (see FIGS. 4 and 5) when the DVD is once removed.

The storage section 6 temporarily stores data relating to DVD recording and reproducing operations. For example, at the time of scheduled recording, and the data of the program content after executing the scheduled recording,
It has a function as a storage means for storing a scheduled recording automatic reproduction table required at the time of the scheduled recording automatic reproduction. As shown in FIG. 2, the reserved recording automatic reproduction table includes five items. The reserved recording of the reserved recording number 1 to which the pointer number 0 is assigned is stored in the DVD of the DVD number 2. The recording start address on the DVD is AAA
And that the recording end address is AAB.

The recording / reproducing unit 7 writes or reads data by rotating the DVD. For details,
It comprises a disk motor for rotating a DVD loaded by a loading mechanism (not shown) on a turntable, an optical pickup for reading data from the DVD and heating the disk during recording, and a feed mechanism therefor. Further, a magnetic head 8 for applying recording information as a magnetic field to a laser heating section of the optical disk to perform perpendicular magnetization and an optical reproducing head 9 for reading data by an optical pickup are provided.

Next, the operation of this embodiment will be described. FIG. 3 is a flowchart illustrating the scheduled recording automatic reproduction process in the DVD recording / reproducing apparatus 1 according to the present embodiment.

In FIG. 3, first, the controller 2
Check whether the scheduled recording has been executed (step S1).
1) If not executed, the process ends. When executed, the timer recording data is read out from the timer recording program content stored in the storage unit 6, and the data necessary for automatic reproduction is extracted. Then, the timer recording data is arranged for each disk and further in the timer recording execution order. And assign a pointer number,
Storage unit 6 as a scheduled recording automatic playback table (see FIG. 2)
To be stored. Also, the number of recorded images is read from the storage unit 6 and stored as the total number of recorded DVDs (step 12).

In the scheduled recording automatic reproduction table shown in FIG. 2, when reproducing sequentially, the search pointer position is set to 0 and the DVD reproduction number is set to 1 for initialization (step S13). Next, it is determined whether or not the DVD for which the scheduled recording has been performed is loaded (step 14).

If not loaded, the storage unit 6
Is deleted (step S21), and then the scheduled recording data stored in the storage unit 6 is erased (step S22), and the scheduled recording automatic reproduction process ends. When the DVD is loaded, the DVD of the DVD number corresponding to the current search pointer position is loaded into the playback unit in the scheduled recording automatic playback table (step S15).

Further, a recording start address and a recording end address corresponding to the search pointer position are read,
After searching for the address on the loaded DVD (step S16), reproduction is started from the recording start address (step S17). Next, when reproduction is performed up to the recording end address (step S18), the reproduction operation is stopped, and the DVD currently loaded in the reproduction unit is stored in the stocker (step S19).

Next, referring to the number of reproduced DVDs,
A comparison is made as to whether the total number has been reached (step S20). If it has not yet reached, the search pointer is incremented by one and the DVD reproduction count is incremented by one in the programmed recording automatic reproduction table (step S23), and the processing from step 14 is performed again. In other words, the timer recording information included in the timer recording automatic reproduction table is advanced by one, and the reproduction operation of the next timer recording starts.

If the total number of DVDs has been reached, the timer recording automatic reproduction table information stored in the storage unit 6 is deleted (step S21). Is deleted (step S22), and the scheduled recording automatic reproduction process ends.

Further, in step S14 of FIG.
FIG. 4 and FIG. 5 illustrate a scheduled-recorded data search process performed when a reserved-recorded DVD is unloaded and reloaded. That is,
4, the same processing parts as those in FIG. 3 are denoted by the same step numbers, and the description of the processing will be omitted.

In step S14 in FIG. 4, if the prerecorded DVD has not been loaded, the display unit 4 is prompted to load the DVD into the stocker (step S24), and step S30 in FIG.
Move to

The controller 2 determines whether the DVD has been loaded into the designated stocker (step S30). If the DVD has not been loaded, the controller 2 proceeds to step S24 in FIG. 4 and prompts the user to load the DVD again. If loading is performed, the DVD is loaded from the stocker to the playback unit (step S3).
1) Searching the DVD, searching for the scheduled recording execution information for which the scheduled recording automatic reproduction processing has not been performed yet, extracting data necessary for automatic reproduction, assigning a pointer number, and comparing with the reserved recording It is stored in the storage unit 6 as an automatic reproduction table (step 32).

Next, the search pointer is set to 0 in the comparison reserved recording automatic reproduction table (step S3).
3). Further, in the comparison scheduled recording automatic reproduction table, the data corresponding to the current search pointer position is compared to determine whether it matches the scheduled recording execution data stored in the storage unit 6 (step S34). If they match, the data in the comparative scheduled recording automatic reproduction table is rewritten into the programmed recording automatic reproduction table, stored in the storage unit 6 (step S35), and the comparative programmed recording automatic reproduction table is deleted (step S36). Then, the process proceeds to step S16 in FIG.

If the data does not match the programmed recording execution data, the search pointer is incremented by one in the comparative programmed recording automatic reproduction table (step S37).
Move to the next scheduled recording information search. Next, it is determined whether the number of search pointers has reached the maximum number of search pointers (step S38). That is, it is determined whether or not the scheduled recording information search has been completed. If not reached, step S34 again
Perform the processing from.

If it has reached, it is determined that the reservation recording information search has been completed, the comparison reservation recording automatic reproduction table stored in the storage unit 6 is deleted (step S39), and the reservation recording automatic reproduction operation is displayed on the display unit 4. The fact that the operation has been stopped is displayed (step S40), and the process proceeds to step S21 in FIG.

In the above-mentioned reserved recording automatic reproduction table, for example, referring to FIG.
There are three D's, each of which is stored in a stocker of DVD numbers 1-3. After all the scheduled recordings have been executed, a scheduled recording automatic playback table (see FIG. 2) is created, and the scheduled recording with the pointer number 0, that is, the automatic playback from the recording start address AAA to the recording end address AAB of the DVD number 2 Is performed. When the reproduction is completed, the DVD reproduction number is incremented by one, and the pointer number is incremented by one.
Playback from BA to the recording end address ABB is performed. When reproduction of the last pointer number 3 is executed, DV
Since the number of D-reproduction becomes three and reaches the total number of DVDs, it is determined that all the scheduled recordings have been reproduced, and the scheduled recording automatic reproduction processing ends.

As described above, the DV according to the present embodiment
According to the D recording / reproducing apparatus, the reserved recording automatic reproduction function for executing a plurality of reserved recordings over a plurality of DVDs is not limited to the reserved recording automatic reproduction of only the DVD loaded in the reproducing unit, but is stored in a stocker. All the DVDs including the DVDs can be programmed and automatically played back continuously.

Further, even if the DVD is once detached after the execution of the scheduled recording, if there is recorded information that matches the remaining scheduled recording automatic reproduction information which is not erased in the DVD recording / reproducing apparatus, it is automatically searched. Since the scheduled recording automatic reproduction process is performed, there is no need to manually search for the recorded information.

Also, in the present embodiment, the contents of the scheduled recording automatic reproduction table (see FIG. 2) are displayed on the display unit,
When the user who recognizes it inputs from the operation unit,
The contents of the reserved recording automatic reproduction table may be changed as appropriate, such as adding or deleting. That is, DVD number 1
By rewriting the former to 3, or by rewriting the recording end address to make the playback portion longer, it is possible to make settings more suited to the needs of the user.

Further, in the present embodiment, the number of times of continuous reproduction is limited to one time. However, according to the needs of the user, the deletion of the reservation recording automatic reproduction table information performed in the reservation recording automatic reproduction processing ( Instead of performing step S21 in FIG. 3, continuous reproduction may be performed any number of times.

In the case where the number of times of continuous reproduction is set to one or more, a plurality of the scheduled recording automatic reproduction table information may be stored as group information. Further, when the information is stored as a plurality of county information, the schedule recording automatic playback table information includes the schedule recording program content (eg, recording date, day of the week, recording start time, recording end time, recording mode, TV channel). Etc.) may be added.

[0035]

According to the present invention, in a scheduled recording automatic playback function for executing a plurality of scheduled recordings over a plurality of recording media, it is possible to automatically perform a scheduled recording automatic playback of a recorded image of each recording medium. It becomes possible and operability can be improved.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of a DVD recording / reproducing apparatus 1 according to an embodiment to which the present invention is applied.

FIG. 2 is a scheduled recording automatic reproduction table stored in a recording unit 6 in FIG. 1;

FIG. 3 is a flowchart illustrating a scheduled recording automatic reproduction process of the DVD recording / reproducing apparatus 1 according to the embodiment to which the present invention is applied.

FIG. 4 is a flowchart illustrating a scheduled recording automatic reproduction process of the DVD recording / reproducing apparatus 1 according to the embodiment to which the present invention is applied.

FIG. 5 shows a DVD in the programmed recording automatic reproduction process of FIG. 4;
It is a flowchart explaining the reserved video-recorded data search processing when is detached.

FIG. 6 is a flowchart illustrating a scheduled recording / playback process of a conventional DVD recording / playback apparatus.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 DVD recording / reproducing apparatus 2 Controller 3 DVD mechanism control part 4 Display part 5 Operation part 6 Storage part 7 DVD recording / reproducing part 8 Magnetic head 9 Optical reproducing head

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 5C052 AA04 AB02 AC08 CC01 DD04 5C053 FA25 GB06 HA29 JA24 KA05 5D044 AB05 AB07 BC06 CC04 CC09 DE24 GK12 5D110 AA17 AA22 AA26 AA28 DA06 DA08 DA14 DE01 DE04

Claims (2)

[Claims] 1. After a plurality of recording media are detachably housed and a reserved recording is performed on an arbitrarily designated recording medium,
An image recording / reproducing apparatus having a reserved recording / reproducing function for reproducing the recorded image, wherein reserved recording information is stored for each recording medium for which reserved recording is designated, and the total number of recording media for which reserved recording is designated is stored. A storage unit for performing, based on the reserved recording information and the total number of the recording media, extracting recorded information of each recording medium and reproducing information for continuously reproducing the extracted plurality of recorded information. An image recording apparatus comprising: an information creating unit; and a playback unit that continuously plays back the plurality of pieces of recorded information based on the created playback information, and erases the playback information after the playback. Playback device. 2. When the recording medium is detached and attached, the reproducing means does not erase the reproduced information.
2. The image recording and reproducing apparatus according to claim 1, wherein the recorded information recorded on the detached recording medium is reproduced.