JP3001497B2 - Suspend / resume method and apparatus - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

The present invention relates to a method and an apparatus for suspending and resuming a CD-ROM device.

[0002]

2. Description of the Related Art A conventional CD-ROM device is suspended.
In the resume method, when the power is turned off, a suspend function for saving the execution status at that time in a memory and a resume function for restoring the contents when the power is turned on next time are provided with a suspend / release function by a CD-ROM device driver. It is performed by resume processing. Generally CD
-The ROM device can access not only CD-ROM media but also optical disc media such as audio CD media and CD-R media. When the suspend process is performed with such a storage medium inserted in the CD-ROM device, the CD-ROM device driver saves information such as the current position of the pickup and the audio status, and the like.
At the time of the resume processing, the state of the CD-ROM device is restored by setting the information stored in the CD-ROM device.

[0003]

Since the conventional suspend / resume method and apparatus are constructed as described above, the suspend / resume process is performed even when a storage medium that does not need to be restored is inserted. Therefore, the CD-ROM device uses the TOC (table
The computer device is in a busy state until reading of the (contents of content) information is completed, and the CD-ROM device driver needs to wait until the resume processing of the CD-ROM device is completed. There was a problem that can not be used.

Accordingly, the present invention eliminates the occurrence of time during which the computer device cannot be used by performing a suspend process or a resume process even when recovery is not necessary, and provides a comfortable operation environment. It is an object of the present invention to provide a suspend and resume method and apparatus.

[0005]

A suspend / resume method according to the present invention includes a judging step of judging whether or not a suspending process and a resuming process need to be performed, and a suspending process in accordance with the judgment result in the judging step. A suspend / resume process control step for controlling execution and non-execution of a suspend process for the notification and a resume process for the resume notification, wherein the determining step includes determining whether or not there is an audio track in a storage medium to be reproduced. It is determined whether or not it is necessary to perform a process and a resume process. In the suspend / resume process control step, a suspend process and a resume process for a suspend notification are performed according to a result of the determination in the determination step as to whether or not the audio track is present. Execution of the resume processing for beam notification, and controls the non-execution.

A suspend / resume device for a CD-ROM device according to the present invention comprises a judging means for judging whether or not it is necessary to perform a suspend process and a resume process, and responding to a suspend notification in accordance with the judgment result by the judging device. A suspend / resume process control unit for controlling execution / non-execution of a resume process in response to a suspend process and a resume notification, wherein the determination unit detects the presence / absence of an audio track in a storage medium to be reproduced; When,
A medium exchange information confirming unit for determining whether or not the storage medium has been exchanged based on the unique information of the storage medium, wherein the suspend / resume process control unit has been detected by the track information acquisition unit; Based on the presence / absence of the audio track and the result of determination by the medium exchange information confirming means, execution and non-execution of a suspend process for a suspend notification and a resume process for a resume notification are controlled.

[0007] The CD-ROM device of the present invention
The resume method determines whether or not it is necessary to perform a suspend process and a resume process depending on whether or not an audio track is present in a storage medium to be reproduced, and according to a determination result as to whether or not the audio track is present, It controls the execution and non-execution of the suspend process for the suspend notification and the resume process for the resume notification, and executes the suspend process for the suspend notification and the resume process for the resume notification when it is necessary to perform the suspend process and the resume process. When it is not necessary to perform the resume process, the suspend process for the suspend notification and the resume process for the resume notification are prohibited, and the suspend process and the resume process are performed even when it is not necessary to recover. Time unavailable computing device eliminates the occurrence in Ukoto, makes it possible to provide a comfortable operating environment.

[0008] The CD-ROM device of the present invention
In the resume device, the track information acquisition unit detects the presence or absence of an audio track in the storage medium to be played back, and confirms whether or not the storage medium has been replaced based on the unique information of the storage medium, by checking medium exchange information. The suspend / resume processing control unit controls the suspend / resume process based on the presence / absence of the audio track detected by the track information acquiring unit and the determination result by the medium exchange information confirming unit. By controlling the execution and non-execution of the resume process for, when it is necessary to perform the suspend process and the resume process, it is necessary to execute the suspend process for the suspend notification and the resume process for the resume notification, and to perform the suspend process and the resume process. When there is no suspend process for the suspend notification and the resume process for the resume notification are prohibited, and even when there is no need to recover, the suspension process and the resume process are performed to eliminate the occurrence of time when the computer device cannot be used, It is possible to provide a comfortable operation environment.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below. A CD-ROM driver device for realizing the suspend / resume method of the present embodiment is a CD-R
In the suspend / resume process for the OM device, a function to identify the presence / absence of an audio track, to reproduce the audio track from the position before the suspension when the audio track is present, and to insert a storage medium such as an optical disk having no audio track. The present invention provides a suspend / resume method and apparatus that enables a user to operate the computer apparatus comfortably by shortening or eliminating the time during which the user cannot use the computer apparatus by performing resume at high speed.

FIG. 1 is a block diagram showing a configuration of a computer device to which the suspend / resume method of the present embodiment is applied. This computer device 200 has C
The system includes a D-ROM device 1 and a suspend / resume device 100 including a data processing device 2 operated under program control, a storage device 3 for storing information, and the like.

The data processing device 2 has a medium identification information obtaining means 21 for obtaining individual information of a storage medium, and a track information obtaining means for obtaining information on whether or not an audio track is present on a storage medium inserted into the CD-ROM device 1. The system includes a means 22, a medium exchange information confirming means 23 for judging whether or not the storage medium has been replaced after the resume, and a suspend / resume processing means 24 for performing suspend / resume processing as described in the related art.

The storage device 3 includes a medium identification information acquisition unit 21
Identification information storage unit 31 for storing information obtained by
A track information storage unit 32 for storing information obtained by the track information acquisition unit 22, and a suspend processing storage unit 33 for storing information as to whether or not the suspend processing has been performed at the time of suspend, for example, as "1" or "0". It has.

Next, the operation will be described. FIG. 2 is a flowchart showing the operation of the suspend / resume device 100 for realizing the suspend / resume method of the present embodiment. Hereinafter, the operation will be described with reference to this flowchart. When a storage medium is inserted into the CD-ROM device 1, the suspend / resume device 100 acquires identification information unique to the inserted storage medium and information as to whether or not there is an audio track. In this case, CD-ROM
When the storage medium is inserted into the apparatus 1, the suspend / resume apparatus 100 performs the medium identification information acquisition processing by the medium identification information acquisition means 21 and the track information acquisition processing by the track information acquisition means 22 to transfer the individual information and the track information of the storage medium. Acquire (Step S1). And
The identification information unique to the storage medium is stored in a medium identification information storage unit 31.
In the track information storage unit 32
(Step S2).

When a suspend notification is received from the OS of the computer device 200 (step S3), the suspend
The resume device 100 sorts the process based on the track information stored in the track information storage unit 32 (step S4). If there is an audio track, the suspend resume processing means 24 performs the conventional suspend process, and the current position of the pickup. And information such as audio status and the like are stored (step S5). If no track information is stored and there is no audio track, the suspend process is terminated without any operation (Step S).
6).

In this case, the suspend / resume device 1
00 determines the presence or absence of an audio track from the track information stored in the track information storage unit 32. If there is an audio track, the suspend / resume processing unit 24 transmits information such as the current position of the pickup and the audio state. Save and suspend processing storage unit 33
Is set to, for example, "1" (step S8). If there is no audio track, for example, “0” is set in the suspend processing storage unit 33, and the suspend processing ends (step S7).

On the other hand, when a resume notification is received from the OS of the computer device 200 (step S9), the information of "0" or "1" stored in the suspend processing storage unit 33 in step S7 or step S8 is determined. It is determined whether or not to execute the resume process (step S10). When the information stored in the suspend processing storage unit 33 is “1”, the conventional resume processing is performed by the suspend / resume processing unit 24 (Step S).
11). When the information stored in the suspend processing storage unit 33 is “0”, the resume processing is terminated without doing anything.

At the timing when the OS of the computer device issues a suspend notification, the CD-ROM device 1 is in a stopped state except during audio playback and pause, so that a state such as a pickup position is restored at the time of resuming. There is no need to do it. However, when resuming, C
Since the CD-ROM device 1 recognizes that the D-ROM device is in the initial state and the storage medium has been replaced, the command issued by the suspend / resume device 100
Returns an error indicating that the storage medium has been replaced.
For this reason, it is necessary to distinguish between the case where the storage medium is actually replaced after the resume and the case where the storage medium is not replaced.

To cope with this, the suspend / resume device 100 transmits the CD-R from the system after the resume.
In response to the first command requesting access to the OM device 1, the medium exchange information confirming unit 23 determines whether or not the medium has been exchanged (step S12). If the storage medium has been actually exchanged after resuming, the processing is continued as it is. If it is determined that the medium has not been replaced, the error relating to the replacement of the storage medium is absorbed, and the resume processing is continued as if nothing had happened (step S11).

As a result, the suspend / resume processing is changed according to the storage medium such as an optical disk, and the CD-RO which enables the user to use the computer apparatus 200 comfortably.
Suspend / resume of the M device becomes possible.

As described above, according to this embodiment,
Information about whether or not there is an audio track is stored in the inserted storage medium, and after the resume, a storage medium that does not need to restore the state of the CD-ROM device 1 such as the position information of the pickup at the time of suspension has been inserted. CD-R in the state where the storage medium is actually replaced at the time of resume even if there is an audio track.
Since the suspend / resume processing of the OM device 1 is not performed, if the storage medium without the audio track and the storage medium with the audio track are actually replaced at the time of the resume, the computer device 200 No time is spent on unnecessary suspend / resume processing. As a result, a comfortable operation environment can be provided to the user.

Next, another embodiment of the present invention will be described. FIG. 3 is a block diagram showing a configuration of a computer 400 to which the suspend / resume method of the present embodiment is applied. 3, the same or corresponding parts as those in FIG. 1 are denoted by the same reference numerals, and description thereof will be omitted. In the computer device 400 of the present embodiment, FIG.
The track information obtaining means 22 for obtaining information as to whether or not there is an audio track in the inserted storage medium shown in (1) is changed to a command information obtaining means 22B, and the track information storage unit 32 is changed to a command information storage unit 32B. Is different.

The command information obtaining means 22B obtains a normal command to the CD-ROM device 1 which has been processed at the time of receiving the suspend notification from the OS of the computer device 400. The command information storage unit 32B stores the command information acquired by the command information acquisition unit 22B.

Next, the operation will be described. CD-RO
When the storage medium is inserted into the M apparatus 1, the suspend / resume apparatus 300 obtains the individual information of the storage medium by the medium identification information acquisition means 21 and stores it in the medium identification information storage unit 31. Upon receiving the suspend notification from the OS of the computer device 400, the CD-R processed at that time
The normal command to the OM device 1 is transmitted to the command information acquisition unit 2
2B, and stores the command information in the command information storage unit 32B. If the command is audio playback or pause execution, information such as the current position of the pickup and the audio state is stored by the suspend / resume processing means 24 and the suspend processing storage unit 33.
Is set to, for example, "1". In the case of a command other than the audio performance or the pause execution, for example, “0” is set in the suspend processing storage unit 33, and the suspend processing ends.

When the resume notification is received from the OS of the computer device 400 and the information in the suspend processing storage unit 33 is “1”, the conventional resume processing is performed by the suspend / resume processing unit 24 and “0”
In the case of, the resume processing ends without doing anything. For other processes, the same processes as those of the above embodiment are executed.

As described above, according to another embodiment of the present invention, the normal command to the CD-ROM device 1 processed at the time when the suspend notification is received from the OS of the computer device 400 is transmitted to the command information obtaining means 22B. The command information is stored in the command information storage unit 32B, and when the command is audio playback or pause execution and a resume notification is received from the OS of the computer 400, the suspend processing unit 24 performs the conventional resume processing. In addition, when the command is other than audio playback or pause execution, the resume processing is terminated without doing anything, so that unnecessary resume processing is not performed and a comfortable operation environment can be provided to the user. .

[0026]

As described above, according to the present invention, whether or not it is necessary to perform the suspend processing and the resume processing is being processed for the presence or absence of the audio track of the storage medium to be reproduced and the storage medium. It is necessary to perform the suspend process and the resume process by controlling the execution and non-execution of the suspend process for the suspend notification and the resume process for the resume notification in accordance with the determination result based on the attribute of the command indicating that In some cases, the suspend process for the suspend notification and the resume process for the resume notification are executed, and when it is not necessary to perform the suspend process and the resume process, the suspend process for the suspend report and the resume process for the resume report are prohibited. The need to perform the suspend process and resume process even without the occurrence of the time the computer system can not be used in the preventing, there is comfortably be effective to use operating environment of the computer system.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a configuration of a computer device to which a suspend / resume method according to an embodiment of the present invention is applied.

FIG. 2 is a flowchart showing an operation of a CD-ROM device driver for realizing a suspend / resume method according to an embodiment of the present invention.

FIG. 3 is a diagram illustrating a suspension according to another embodiment of the present invention;
FIG. 14 is a block diagram illustrating a configuration of a computer device to which a resume method is applied.

[Description of Signs] 2 ... Data processing device (determination means, suspend / resume processing control means), 21 ... Medium identification information acquisition means (determination means), 22 ... Track information acquisition means (determination means), 22B ... ... command information acquisition means (judgment means)
23 ... medium exchange information confirmation means (judgment means), 24 ...
Suspend / resume processing means (determination means, suspend / resume processing control means), 33... Suspend processing storage section (determination means), 100, 300.
Resume device.

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) G06F 1/00 370 G06F 1/00 330-341 G06F 3/06-3/08 G11B 19/00-19 / 18 G11B 20/10

Claims (10)

(57) [Claims] 1. A suspend / resume method for a CD-ROM device, comprising: a judging step of judging whether or not it is necessary to perform a suspend process and a resume process; and suspending a suspend notification in response to a result of the judging in the judging step. processing and execution of the resume processing for resume notification, and a suspend resume processing control step of controlling the non-execution, the determination at step is O to the storage medium to be played back
Suspend processing and
Whether or not it is necessary to perform resume processing
In the suspend / resume process control step,
Whether there is the audio track in the determination step
Depending on the result of the determination, suspend
Resume processing for pending processing and resume notification
And a suspend / resume method for controlling execution and non-execution of a process. 2. The suspend / resume processing control step includes an audio track in the determining step,
When it is determined that the suspend process and the resume process need to be performed, the suspend process for the suspend notification and the resume process for the resume notification are performed, and it is determined that there is no audio track, and it is not necessary to perform the suspend process and the resume process. Then
2. The suspend / resume method according to claim 1, wherein said suspend processing for said suspend notice and said resume processing for said resume notice are prohibited. 3. A medium replacement confirming step for determining whether or not the storage medium has been replaced based on information unique to the storage medium, wherein the suspend / resume processing control step includes: Yes, even if it is determined that suspend processing and resume processing need to be performed,
A resuming process control step of prohibiting resuming processing for a resume notification when the storage medium is determined to be replaced in the medium replacement confirming step, and executing the resuming processing when determining that the storage medium is not replaced. 3. The suspend / resume method according to claim 2, wherein: 4. In the determining step, based on an attribute of a command indicating that the storage medium is being processed,
In the suspend / resume process control step, it is determined whether or not it is necessary to perform a suspend process and a resume process. In the suspend / resume process control step, the suspend process for the suspend notification and the resume process for the resume report are executed in accordance with the result of the determination in the determining step. 2. The suspend / resume method according to claim 1, wherein non-execution is controlled. 5. The suspend / resume process controlling step, when the determining step determines that the command indicates that the command is being reproduced or paused, executes a suspend process for a suspend notification and a resume process for a resume report. 5. The method according to claim 4, wherein when it is determined that the command indicates a state other than audio playback or pause execution, the suspend processing for the suspend notification and the resume processing for the resume notification are prohibited. Suspend / Resume method. 6. A medium replacement confirmation step of determining whether or not the storage medium has been replaced based on the unique information of the storage medium, wherein the suspend / resume processing control step includes the step of: Even if it is determined to indicate that audio playback or pause is being performed, if it is determined that the storage medium has been replaced in the medium replacement confirmation step, resuming processing for a resume notification is prohibited,
6. The system according to claim 5, further comprising a resume processing control step of executing the resume processing when it is determined that the storage medium has not been replaced.
Resume method. 7. A suspend / resume system for a CD-ROM device.
In over beam apparatus, it is necessary to perform the suspend process and resume process
Determining means for determining whether or not there is , and a suspend notification according to a determination result by the determining means.
For suspend processing and resume notification
Suspend to control execution / non-execution of resume processing
Resume processing control means, wherein the determination means includes an
Track information to detect whether there is a Diotrack
Acquiring means for storing the information based on the personal information of the storage medium;
Media exchange information confirmation procedure to determine whether the media has been exchanged
And the suspend / resume processing control means includes a
The audio track detected by the
And the determination by the medium exchange information confirmation means.
Suspend process for suspend notification based on the
Execution of resume processing for resume notification and resume notification
A suspend / resume device for a CD-ROM device, characterized in that execution is controlled . 8. The suspend / resume processing control means, when the track information acquisition means detects that there is no audio track, inhibits suspend processing for a suspend notice and resume processing for a resume notice. When an audio track is detected by the track information obtaining means,
When it is determined by the medium exchange information confirmation means that the storage medium has been replaced, the resume processing for the resume notification is prohibited, and when it is determined that the storage medium has not been replaced, the resume processing is executed. The suspend / resume device for a CD-ROM device according to claim 7, wherein: 9. The storage device according to claim 1, wherein the determination unit is a command information acquisition unit that detects an attribute of a command indicating that the storage medium is being processed, and the storage medium is exchanged based on the unique information of the storage medium. The suspend / resume process control unit also determines whether or not the attribute of the command detected by the command information acquisition unit and the determination result by the medium exchange information confirmation unit. 8. The suspend / resume device for a CD-ROM device according to claim 7, wherein execution and non-execution of a suspend process for the suspend notification and a resume process for the resume notification are controlled. 10. The suspend / resume process control means, if the attribute of the command acquired by the command information acquisition means indicates any other than reproducing or pause execution, suspend processing for suspend notification and resume processing for resume notification. On the other hand, when the resume processing is prohibited, when the attribute of the acquired command indicates that the medium is being reproduced or paused, the medium exchange information confirmation unit determines that the storage medium has been exchanged and responds to the resume notification. 10. The resume process is prohibited, and the resume process is executed when it is determined that the storage medium has not been replaced.
A suspend / resume device for the CD-ROM device described in the above.