CN107239496A - Multimedia information retrieval method and multimedia information retrieval device - Google Patents
Multimedia information retrieval method and multimedia information retrieval device Download PDFInfo
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- CN107239496A CN107239496A CN201710301879.7A CN201710301879A CN107239496A CN 107239496 A CN107239496 A CN 107239496A CN 201710301879 A CN201710301879 A CN 201710301879A CN 107239496 A CN107239496 A CN 107239496A
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- 238000000034 method Methods 0.000 title claims abstract description 47
- 230000002123 temporal effect Effects 0.000 claims abstract description 32
- 230000002045 lasting effect Effects 0.000 claims description 6
- 239000012634 fragment Substances 0.000 abstract description 22
- 238000010586 diagram Methods 0.000 description 22
- 230000005540 biological transmission Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 241001672694 Citrus reticulata Species 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000013549 information retrieval technique Methods 0.000 description 2
- 241001062009 Indigofera Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/40—Information retrieval; Database structures therefor; File system structures therefor of multimedia data, e.g. slideshows comprising image and additional audio data
- G06F16/48—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/489—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using time information
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/40—Information retrieval; Database structures therefor; File system structures therefor of multimedia data, e.g. slideshows comprising image and additional audio data
- G06F16/43—Querying
- G06F16/432—Query formulation
- G06F16/433—Query formulation using audio data
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- General Engineering & Computer Science (AREA)
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Abstract
The present invention be on a kind of multimedia information retrieval method, including：Gather the video information of multimedia file and the audio-frequency information of video information matching；Determine whether the audio-frequency information matches with target audio information, and determine whether the video information matches with target video information；In the audio-frequency information and target audio information matches, and in the case that the video information is matched with target video information, the temporal information of the video information and the audio-frequency information homologous segment in the multimedia file is recorded.Pass through technical scheme, can be in audio-frequency information and target audio information matches, and in the case that video information is matched with target video information, just determine that audio-frequency information and the fragment corresponding to video information need the target of retrieval for user in multimedia file, can more accurately determine the target of user search.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of multimedia information retrieval method and a kind of multimedia messages
Retrieve device.
Background technology
Current image retrieval and sound retrieval belong to two discrete fields and technology.Some current companies are provided with figure
As (such as map) retrieval service, some companies also are provided with sound (such as music) retrieval service, but not effectively
Image retrieval and sound retrieval fusion are got up.
For example for multi-media signal, according only to image retrieval, or according only to sound retrieval, all there is retrieval accurate
The problem of really rate is not high, such as image is mismatched in the case of Sound Match.
The content of the invention
The present invention provides a kind of multimedia information retrieval method and a kind of multimedia information retrieval device, to solve related skill
Deficiency in art.
First aspect according to embodiments of the present invention there is provided a kind of multimedia information retrieval method, including：
Gather the video information of multimedia file and the audio-frequency information of video information matching；
Determine whether the audio-frequency information matches with target audio information, and determine the video information and target video
Whether information matches；
In the audio-frequency information and target audio information matches, and the feelings that the video information is matched with target video information
Under condition, the temporal information of the video information and the audio-frequency information homologous segment in the multimedia file is recorded.
Alternatively, the temporal information includes initial time, and methods described also includes：
The multimedia file is played in initial time pause.
Alternatively, the temporal information includes initial time and cut-off time, and methods described also includes：
Gather the multimedia file from the initial time to the cut-off time.
Alternatively, methods described also includes：
Prompt message is generated according to the temporal information.
Alternatively, methods described also includes：
The audio-frequency information is recorded to mismatch with target audio information, and/or the video information and target video information
The lasting duration of unmatched situation；
In the case where the duration is more than preset duration, the broadcasting speed of the multimedia file is improved.
Second aspect according to embodiments of the present invention there is provided a kind of multimedia information retrieval device, including：
Collecting unit, for gathering the video information of multimedia file and the audio-frequency information of video information matching；
Matching unit, for determining whether the audio-frequency information matches with target audio information, and determines the video
Whether information matches with target video information；
Time recording unit, in the audio-frequency information and target audio information matches, and the video information and mesh
In the case of marking video information matching, the video information and the audio-frequency information counterpiece in the multimedia file are recorded
The temporal information of section.
Alternatively, the temporal information includes initial time, and described device also includes：
Suspend control unit, for playing the multimedia file in initial time pause.
Alternatively, the temporal information includes initial time and cut-off time, and the collecting unit is additionally operable to, and gathers from institute
Initial time is stated to the multimedia file of the cut-off time.
Alternatively, described device also includes：
Tip element, for generating prompt message according to the temporal information.
Alternatively, described device also includes：
Duration recording unit, is mismatched for recording the audio-frequency information with target audio information, and/or video letter
Breath and the lasting duration of the unmatched situation of target video information；
Speed control unit, in the case of being more than preset duration in the duration, improves the multimedia file
Broadcasting speed.
From above-described embodiment, the present invention can in audio-frequency information and target audio information matches, and video information with
In the case that target video information is matched, just determine that audio-frequency information and fragment corresponding to video information are literary in multimedia for user
The target of retrieval is needed in part.Relative to the mode in correlation technique according only to audio-frequency information or Video Information Retrieval Techniquess, Ke Yigeng
Plus accurately determine the target of user search.And then the temporal information of fragment homologous segment in multimedia file is recorded, with
Just user subsequently checks the fragment retrieved according to the temporal information.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
Can the limitation present invention.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the implementation for meeting the present invention
Example, and for explaining principle of the invention together with specification.
Fig. 1 is a kind of schematic flow diagram of multimedia information retrieval method according to one embodiment of the invention.
Fig. 2 is that a kind of a kind of application scenarios of multimedia information retrieval method according to one embodiment of the invention show
It is intended to.
Fig. 3 is a kind of another application scenarios of multimedia information retrieval method according to one embodiment of the invention
Schematic diagram.
Fig. 4 is the schematic flow diagram of another multimedia information retrieval method according to one embodiment of the invention.
Fig. 5 is the schematic flow diagram of another multimedia information retrieval method according to one embodiment of the invention.
Fig. 6 is the schematic flow diagram of another multimedia information retrieval method according to one embodiment of the invention.
Fig. 7 is the schematic flow diagram of another multimedia information retrieval method according to one embodiment of the invention.
Fig. 8 is a kind of schematic block diagram of multimedia information retrieval device according to one embodiment of the invention.
Fig. 9 is the schematic block diagram of another multimedia information retrieval device according to one embodiment of the invention.
Figure 10 is the schematic block diagram of another multimedia information retrieval device according to one embodiment of the invention.
Figure 11 is the schematic block diagram of another multimedia information retrieval device according to one embodiment of the invention.
Figure 12 is a kind of hardware structure diagram of equipment where multimedia information retrieval device of the present invention.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent and the consistent all embodiments of the present invention.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects be described in detail in claims, the present invention.
Fig. 1 is a kind of schematic flow diagram of multimedia information retrieval method according to one embodiment of the invention, such as
Shown in Fig. 1, this method includes：
Step S1, gathers the video information of multimedia file and the audio-frequency information of video information matching.
Fig. 2 is that a kind of a kind of application scenarios of multimedia information retrieval method according to one embodiment of the invention show
It is intended to.
In one embodiment, as shown in Fig. 2 multimedia file can be played by playback equipment 21, in collecting device 22
In be provided with video acquisition component 221 and audio collection component 222.Wherein, video acquisition component 221 can be camera, can
Include the image of dynamic image and/or static state with the video information of collection, for example can (can with the frequency acquisition of 60 frame per second
To be configured as needed) it is acquired.Audio collection component 222 can be microphone, the audio-frequency information that can be gathered, example
It can be such as acquired with the frequency (can be configured as needed) of collection in every 3 seconds once.
Step S2, determines whether the audio-frequency information matches with target audio information, and determine the video information with
Whether target video information matches.
In one embodiment, as shown in Fig. 2 being also provided with process chip 223 in collecting device 22, core is handled
Piece 223 can determine whether video information matches with target video information according to image matching algorithm, and according to Sound Match
Calculating method determines whether video information matches with target video information.Wherein, target video information and target audio information can be with
It is predefined and stored in by user in collecting device 22.
Fig. 3 is a kind of another application scenarios of multimedia information retrieval method according to one embodiment of the invention
Schematic diagram.
In one embodiment, as shown in figure 3, collecting device 22 can pass the audio-frequency information collected and video information
User equipment 23 is transported to, such as PC, mobile phone, tablet personal computer, then is determined to regard according to image matching algorithm by user equipment 23
Whether frequency information matches with target video information, and determines video information and target video information according to Sound Match calculating method
Whether match.Wherein, target video information and target audio information can be predefined and stored in user equipment 23 by user
In.
Step S3, in the audio-frequency information and target audio information matches, and the video information and target video information
In the case of matching, the time letter of the video information and the audio-frequency information homologous segment in the multimedia file is recorded
Breath.
In one embodiment, can be in audio-frequency information and target audio information matches, and video information and target video
In the case of information matches, just determine that audio-frequency information and the fragment corresponding to video information need for user in multimedia file
The target of retrieval., can be more accurately relative to the mode in correlation technique according only to audio-frequency information or Video Information Retrieval Techniquess
The target of user search is determined, such as in two multimedia files, although the picture of broadcasting is identical, but dub difference, one
Individual multimedia file is dubbed for Guangdong language, and a multimedia file is dubbed for mandarin, and the target of user search is Guangdong language dubs
Multimedia file in fragment, then according to correlation technique, if retrieved according only to video information, then may determine
Fragment in the multimedia file that mandarin is dubbed is the target of user search, and is retrieved according to the scheme of the present embodiment,
The target that the fragment in the multimedia file that Guangdong language is dubbed is user search can then be accurately determined.And then record the fragment and exist
The temporal information of homologous segment in multimedia file, so that user subsequently checks the fragment retrieved according to the temporal information.
Wherein, based on the embodiment shown in Fig. 2, temporal information can be recorded in process chip, based on the reality shown in Fig. 3
Example is applied, temporal information can be recorded in a user device.
Fig. 4 is the schematic flow diagram of another multimedia information retrieval method according to one embodiment of the invention.
The temporal information includes initial time, as shown in figure 4, methods described also includes：
Step S4, the multimedia file is played in initial time pause.
In one embodiment, can be in the fragment when the fragment needed for user is retrieved in multimedia file
Initial time just controls playback equipment pause to play multimedia file, so that user watches the fragment retrieved.
In one embodiment, based on the embodiment shown in Fig. 2, further control group can be set in collecting device
Part, the initial time that control assembly can be transmitted with reception processing chip, and then transmit pause to playback equipment in the initial time
Signal, to control playback equipment pause to play multimedia file.
In one embodiment, based on the embodiment shown in Fig. 3, further control group can be set in collecting device
Part, control assembly can receive the initial time of user device transmissions, and then transmit pause to playback equipment in the initial time
Signal, to control playback equipment pause to play multimedia file；Control assembly, control assembly can also be set in a user device
Can be in the initial time to player transmission halt signal, and then halt signal is transmitted to playback equipment in the initial time,
To control playback equipment pause to play multimedia file.
Wherein, above-mentioned halt signal can be infrared signal, can be adjusted according to actual needs, such as Wi-Fi letters
Number, Bluetooth signal etc..
Fig. 5 is the schematic flow diagram of another multimedia information retrieval method according to one embodiment of the invention.
The temporal information includes initial time and cut-off time, and methods described also includes：
Step S5, gathers the multimedia file from the initial time to the cut-off time.
In one embodiment, can be from the fragment when the fragment needed for user is retrieved in multimedia file
Initial time start recording, until the cut-off time of the fragment, so that user watches the fragment retrieved.
In one embodiment, based on the embodiment shown in Fig. 2, storage group can be further set in collecting device
Part, to store the multimedia file from initial time to cut-off time of collection.
In one embodiment, based on the embodiment shown in Fig. 3, storage group can be further set in a user device
Part, collecting device can be by the multimedia file transmission from initial time to cut-off time of collection to user equipment, to store
In storage assembly.
Fig. 6 is the schematic flow diagram of another multimedia information retrieval method according to one embodiment of the invention.
As shown in fig. 6, this method also includes：
Step S6, prompt message is generated according to the temporal information.
In one embodiment, the prompt message of generation can include temporal information, wherein, prompt message can include text
Word information and/or acoustic information, by taking text information as an example, such as temporal information includes the audio-frequency information and video information many
The initial time 32 of homologous segment in media file:16, then word can be：Fragment is retrieved, initial time is 32:
16.User can be expressly understood that that time point in multimedia file starts viewing after prompt message is received,
To quick look at the fragment retrieved.
In one embodiment, based on the embodiment shown in Fig. 2, prompt message can be generated by collecting device, and transmit
To user equipment, such as mobile phone, target has been retrieved so that user recognizes in time.
In one embodiment, based on the embodiment shown in Fig. 3, prompt message can be both generated by collecting device, again may be used
To generate prompt message by user equipment, and when user equipment is PC, then can also be further by the prompt message of generation
Transmit to mobile devices such as the mobile phones of user, target has been retrieved so that user recognizes in time.
Fig. 7 is the schematic flow diagram of another multimedia information retrieval method according to one embodiment of the invention.
As shown in fig. 7, this method also includes：
Step S7, records the audio-frequency information and is mismatched with target audio information, and/or the video information is regarded with target
The lasting duration of the unmatched situation of frequency information；
Step S8, in the case where the duration is more than preset duration, improves the broadcasting speed of the multimedia file.
In one embodiment, when audio-frequency information and target audio information mismatch, and/or video information and target video
Information is mismatched, and can record the duration of such case.When the duration be more than preset duration, such as 30 minutes (can root
It is configured according to needs), then the fragment for needing to retrieve in shorter time range and in the absence of user can be determined, so that
The broadcasting speed of multimedia file can be improved.Wherein it is possible to by improving multimedia to playback equipment delivery acceleration signal
The broadcasting speed of file, signal for faster can be infrared signal, can also be adjusted as needed, for example Wi-Fi signal, indigo plant
Tooth signal etc..
Broadcasting speed is for example risen to 2 times of former broadcasting speed, then for the duration multimedia file of 120 minutes,
After having played 30 points, without video information and target audio information matches, or without video information and target video information
Match somebody with somebody, then the content of 30 minutes in multimedia file can be played in 15 minutes after broadcasting speed is improved, be easy to the greatest extent
The fragment that user needs to retrieve is found soon.
Fig. 8 is a kind of schematic block diagram of multimedia information retrieval device according to one embodiment of the invention.Such as Fig. 8
Shown, the device includes：
Collecting unit 81, for gathering the video information of multimedia file and the audio-frequency information of video information matching；
Matching unit 82, is regarded for determining whether the audio-frequency information matches with target audio information, and described in determination
Whether frequency information matches with target video information；
Time recording unit 83, in the audio-frequency information and target audio information matches, and the video information with
In the case that target video information is matched, the video information and the audio-frequency information correspondence in the multimedia file are recorded
The temporal information of fragment.
Fig. 9 is the schematic block diagram of another multimedia information retrieval device according to one embodiment of the invention.Such as
Shown in Fig. 9, the temporal information includes initial time, and described device also includes：
Suspend control unit 84, for playing the multimedia file in initial time pause.
Alternatively, the temporal information includes initial time and cut-off time, and the collecting unit is additionally operable to, and gathers from institute
Initial time is stated to the multimedia file of the cut-off time.
Figure 10 is the schematic block diagram of another multimedia information retrieval device according to one embodiment of the invention.Such as
Shown in Figure 10, described device also includes：
Tip element 85, for generating prompt message according to the temporal information.
Figure 11 is the schematic block diagram of another multimedia information retrieval device according to one embodiment of the invention.Such as
Shown in Figure 11, described device also includes：
Duration recording unit 86, is mismatched for recording the audio-frequency information with target audio information, and/or the video
Information and the lasting duration of the unmatched situation of target video information；
Speed control unit 87, in the case of being more than preset duration in the duration, improves the multimedia file
Broadcasting speed.
The embodiment of multimedia information retrieval device of the present invention can be using on network devices.Device embodiment can lead to
Software realization is crossed, can also be realized by way of hardware or software and hardware combining.Exemplified by implemented in software, a logic is used as
Device in meaning, is to be read corresponding computer program instructions in nonvolatile memory by the processor of equipment where it
Get what operation in internal memory was formed.It is multimedia information retrieval device place of the present invention as shown in figure 12 for hardware view
A kind of hardware structure diagram of equipment, except the processor shown in Figure 12, network interface, internal memory and nonvolatile memory it
Outside, the equipment in embodiment where device can also generally include other hardware, such as be responsible for the forwarding chip of processing message；
The equipment is also possible to be distributed equipment for from hardware configuration, multiple interface cards is potentially included, so as in hardware view
Carry out the extension of Message processing.
On the device in above-described embodiment, wherein unit performs the concrete mode of operation in related method
It is described in detail in embodiment, explanation will be not set forth in detail herein.
For device embodiment, because it corresponds essentially to embodiment of the method, so related part is real referring to method
Apply the part explanation of example.Device embodiment described above is only schematical, wherein described be used as separating component
The unit of explanation can be or may not be physically separate, and the part shown as unit can be or can also
It is not physical location, you can with positioned at a place, or can also be distributed on multiple NEs.Can be according to reality
Selection some or all of module therein is needed to realize the purpose of the present invention program.Those of ordinary skill in the art are not paying
In the case of going out creative work, you can to understand and implement.
Those skilled in the art will readily occur to its of the present invention after considering specification and putting into practice disclosure disclosed herein
Its embodiment.It is contemplated that cover the present invention any modification, purposes or adaptations, these modifications, purposes or
Person's adaptations follow the general principle of the present invention and including undocumented common knowledge in the art of the invention
Or conventional techniques.Description and embodiments are considered only as exemplary, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be appreciated that the invention is not limited in the precision architecture for being described above and being shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present invention is only limited by appended claim.
Claims (10)
1. a kind of multimedia information retrieval method, it is characterised in that including：
Gather the video information of multimedia file and the audio-frequency information of video information matching；
Determine whether the audio-frequency information matches with target audio information, and determine the video information and target video information
Whether match；
In the audio-frequency information and target audio information matches, and the situation that the video information is matched with target video information
Under, record the temporal information of the video information and the audio-frequency information homologous segment in the multimedia file.
2. according to the method described in claim 1, it is characterised in that the temporal information includes initial time, and methods described is also
Including：
The multimedia file is played in initial time pause.
3. according to the method described in claim 1, it is characterised in that the temporal information includes initial time and cut-off time,
Methods described also includes：
Gather the multimedia file from the initial time to the cut-off time.
4. according to the method in any one of claims 1 to 3, it is characterised in that also include：
Prompt message is generated according to the temporal information.
5. according to the method in any one of claims 1 to 3, it is characterised in that also include：
The audio-frequency information and target audio information is recorded to mismatch, and/or the video information and target video information are not
The lasting duration of situation about matching somebody with somebody；
In the case where the duration is more than preset duration, the broadcasting speed of the multimedia file is improved.
6. a kind of multimedia information retrieval device, it is characterised in that including：
Collecting unit, for gathering the video information of multimedia file and the audio-frequency information of video information matching；
Matching unit, for determining whether the audio-frequency information matches with target audio information, and determines the video information
Whether matched with target video information；
Time recording unit, in the audio-frequency information and target audio information matches, and the video information is regarded with target
In the case of frequency information matches, the video information and the audio-frequency information homologous segment in the multimedia file are recorded
Temporal information.
7. device according to claim 6, it is characterised in that the temporal information includes initial time, and described device is also
Including：
Suspend control unit, for playing the multimedia file in initial time pause.
8. device according to claim 6, it is characterised in that the temporal information includes initial time and cut-off time,
The collecting unit is additionally operable to, and gathers the multimedia file from the initial time to the cut-off time.
9. the device according to any one of claim 6 to 8, it is characterised in that also include：
Tip element, for generating prompt message according to the temporal information.
10. the device according to any one of claim 6 to 8, it is characterised in that also include：
Duration recording unit, is mismatched for recording the audio-frequency information and target audio information, and/or the video information with
The lasting duration of the unmatched situation of target video information；
Speed control unit, in the case of being more than preset duration in the duration, improves the broadcasting of the multimedia file
Speed.
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| CN108282678A (en) * | 2018-02-11 | 2018-07-13 | 孙新峰 | A kind of playback method of multi-medium data, apparatus and system |
| CN109936762A (en) * | 2019-01-12 | 2019-06-25 | 河南图灵实验室信息技术有限公司 | The method and electronic equipment that similar audio or video file are played simultaneously |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108282678A (en) * | 2018-02-11 | 2018-07-13 | 孙新峰 | A kind of playback method of multi-medium data, apparatus and system |
| CN108282678B (en) * | 2018-02-11 | 2021-01-05 | 孙新峰 | Multimedia data playing method, device and system |
| CN109936762A (en) * | 2019-01-12 | 2019-06-25 | 河南图灵实验室信息技术有限公司 | The method and electronic equipment that similar audio or video file are played simultaneously |
| CN109936762B (en) * | 2019-01-12 | 2021-06-25 | 河南图灵实验室信息技术有限公司 | Method for synchronously playing similar audio or video files and electronic equipment |
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Address after: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Applicant after: Hisense Visual Technology Co., Ltd. Address before: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Applicant before: QINGDAO HISENSE ELECTRONICS Co.,Ltd. |
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Application publication date: 20171010 |