CN105472455A - Method for detecting specific video content and deleting specific video content - Google Patents

Abstract

A method for detecting specific video content is suitable for a video processing device and comprises the following steps. It is determined whether a particular video clip is played. During the playing of the specific video segment, it is determined whether a channel switching command for switching from the first channel to the second channel is received. If yes, the switching times of the specific video clip are accumulated. And then, calculating and acquiring the watching willingness degree of the specific video clip according to the switched times of the specific video clip. According to the watching willingness degree of the specific video clip, a prompt is provided before the specific video clip is played.

Description

Method for detecting specific video content and deleting specific video content

technical field

The present invention relates to a video processing technology, and in particular to a method for detecting specific video content and deleting the specific video content.

Background technique

The audio-visual program service provided by cable or wireless broadcast media is one of the most important sources of information in the modern information society. Viewers can obtain useful news, knowledge, information, or audio-visual entertainment that can relax the body and mind from the audio-visual program service. However, in order to survive, advertisers usually cooperate with TV channel operators to insert some advertisements in the programs. Therefore, in TV broadcasts, each program will have some advertisements in it, or when users watch it on TV. When watching movies, there will be advertisements.

For a user, these advertisement clips often interfere with the continuity of normal programs, causing troubles for viewers when watching normal programs. Generally speaking, what the user dislikes the most is that the program is interrupted due to the insertion of advertisements when the program is broadcast to a wonderful point. At this time, the user will be a little impatient because he cannot watch the program during the advertisement time. In addition, when the viewer wants to record the normal program to watch it again in the future, these commercial clips will consume the resources of the user to record the video signal, and cause the user to be unable to conveniently and quickly retrieve, manage, and access the recorded video. video clips.

Contents of the invention

In view of this, the present invention provides a specific video segment, so that the user can know the playback of the specific video segment in advance to improve the viewing experience of the user.

The invention provides a method for deleting specific video content, which can generate a recorded video without a specific video segment, so as to meet the needs of users to watch the recorded video and improve their viewing convenience.

The present invention proposes a method for detecting a specific type and detecting a specific video content. The method can detect the video content according to the user's operation behavior, and is suitable for a video processing device. The method includes the following steps. Determines whether a specific video segment is played during the broadcast of the first channel. During the period of playing the specific video segment, it is judged whether a channel switching command from the first channel to the second channel is received. If yes, accumulate the number of times the specific video segment is switched. Afterwards, according to the switching times of the specific video segment, the degree of willingness to watch the specific video segment is calculated and acquired. According to the degree of willingness to watch the specific video segment, it is determined to provide a prompt before playing the specific video segment.

In an exemplary embodiment of the present invention, the method for detecting specific video content further includes the following steps. A plurality of play frames corresponding to the first channel are retrieved. When the channel switching instruction is received at the first time point, the characteristic information of the specific playing picture corresponding to the first time point is recorded, wherein the specific video segment at least includes the specific playing picture.

In an exemplary embodiment of the present invention, the specific video segment further includes a plurality of related specific frames that are temporally correlated with the specific playback frame, and the method further includes recording characteristic information of each related specific frame.

In an exemplary embodiment of the present invention, the step of judging whether to play the specific video segment includes: judging whether the characteristic information of the playing picture played on the first channel is consistent with the characteristic information of the specific playing picture or the related specific picture The feature information matches. If yes, it is determined that the specific video segment is played on the first channel.

In an exemplary embodiment of the present invention, the prompt includes one of a recommended channel list, a content prompt message related to the specific video segment, a warning message, or a combination thereof.

In an exemplary embodiment of the present invention, the channel switching command is received at a second time point, and the method further includes a dwell time between the start playing time of a specific video segment and the second time point , calculated to obtain the degree of viewing intent for a particular video segment.

The present invention proposes a method for deleting specific video content, which is suitable for a video processing device, and the method includes the following steps. Utilize the video stream to record the original preview movie. During the recording of the original preview video, at least one specific video segment in the original preview video is identified based on the content of the video stream and the identification data in the recording database. Deletes specific video segments from this raw preview movie to produce a recorded movie.

In an exemplary embodiment of the present invention, the method for deleting specific video content further includes the following steps. Record the specific segment information of the specific video segment in the recording database, and generate identification data according to the specific segment information of the specific video segment.

In an exemplary embodiment of the present invention, the specific segment information includes a playback time length, a playback time starting point, image data of at least one specific video segment, audio data of the at least one specific video segment, and One or a combination of program information.

In an exemplary embodiment of the present invention, the method for deleting specific video content further includes the following steps. Receive video stream viewing information associated with the video stream and transmitted by the cloud platform, and identify specific video segments in the original preview video according to the video stream viewing information.

Based on the above, in the method for detecting specific video content of the present invention, the playback of a specific video segment can be detected according to the operation behavior of the user switching channels, and the user can be predicted according to the operation behavior of the user switching channels. The level of intent to watch a particular video segment. In this way, before the specific video segment is repeatedly played, it can be determined whether to provide an operation prompt to the user according to the degree of willingness to watch the specific video segment. In addition, in the method for deleting specific video content of the present invention, when the user uses the video recording function to record an original video, at least one specific video segment in the original video can be identified based on different criteria, resulting in A recorded movie that does not have a specific video segment.

In order to make the above-mentioned features and advantages of the present invention more comprehensible, the following specific embodiments are described in detail together with the accompanying drawings.

Description of drawings

FIG. 1 is a schematic diagram of a system architecture of a video playing system 10 according to an embodiment of the present invention.

FIG. 2A is a schematic diagram illustrating an example of providing prompts according to an embodiment of the present invention.

FIG. 2B is a schematic diagram illustrating an example of providing prompts according to an embodiment of the present invention.

FIG. 3 is a flowchart of a method for detecting specific video content according to an exemplary embodiment of the present invention.

FIG. 4 is a schematic block diagram of a video playing system according to an exemplary embodiment of the present invention.

FIG. 5A is a schematic diagram of a processing unit 410 according to an embodiment of the present invention.

FIG. 5B is a schematic diagram illustrating an operation of deleting specific video content according to an embodiment of the present invention.

FIG. 6 is a schematic diagram illustrating an example of a recognition result related to a specific video segment according to an embodiment of the present invention.

FIG. 7 is a flowchart of a method for deleting specific video content according to an exemplary embodiment of the present invention.

Explanation of reference signs

10, 40: Video playback system

100, 400: video processing device

200, 500: video display device

300, 600: video provider

110, 410: processing unit

120, 420: storage unit

130: remote command receiving unit

121: Recommended channel database

122: specific video database

210, 510: screen

220, 520: speaker

430: communication interface

700: cloud platform

800: Internet

411: Video receiving and recording module

413: Recording video generation module

60: Video streaming

61: Original preview movie

62: Label information

63: Identification data

64: Specific fragment information

65: Record Video

66: database

F1, 702: Play screen

W1: prompt message

L: list of recommended channels

C1, C2: Recommended channels

701: Timeline

71s, 71e, 73s, 73e: label

71f, 73f: playback time interval

412: Specific video segment identification module

S301-S305: each step of the method for detecting specific video content according to an embodiment of the present invention

S801-S807: Steps of the method for deleting specific video content according to an embodiment of the present invention

detailed description

FIG. 1 is a schematic diagram of a system architecture of a video playing system 10 according to an embodiment of the present invention. Referring to FIG. 1 , a video playback system 10 includes a video processing device 100 , a video display device 200 and a video provider 300 . The video processing device 100 can receive the video stream provided by the video provider 300 , and transmit the playback signal generated after processing the video stream to the video display device 200 . The video display device 200 displays images according to the playback signal provided by the video processing device 100 . In this exemplary embodiment, by recording the user's operation behavior, the video processing device 100 can detect and predict that a specific video segment will be played on the channel the user is watching. In this exemplary embodiment, the specific video segment is, for example, an advertisement segment, a title segment of a TV series or a movie, etc., and the present invention is not limited thereto.

In this exemplary embodiment, the video processing device 100 is, for example, an electronic device capable of processing video signals, such as a digital set top box (SetTopBox, STB), a TV stick, a TV card, a video game console, or a DVD player.

The video processing device 100 includes a processing unit 110 , a storage unit 120 , and a remote command receiving unit. The processing unit 110 is responsible for the overall operation and main data processing of the video processing device 100. The processing unit 110 may be composed of a hardware device with computing capabilities and a storage device with storage capabilities, such as a central processing unit (central processing unit, CPU), The present invention is not limited to a microprocessor (micro-processor), an embedded controller (embedded controller, EC), a memory (memory) or other types of storage devices, etc. In an exemplary embodiment, in addition to the above-mentioned hardware devices, the processing unit 100 also includes software components (eg, software modules or functions specially used to realize specific functions, etc.). These software components can be recorded in the storage device of the processing unit 110, so that the hardware device of the processing unit 110 can access and execute the software components recorded in the storage device.

The storage unit 120 is, for example, any type of fixed or removable random access memory (Random Access Memory, RAM), read-only memory (Read-Only Memory, ROM), flash memory (Flash memory), hard disk or other similar device or a combination of these devices. In this exemplary embodiment, the storage unit 120 records a recommended channel database 120 and a specific video database 122 . The establishment of the recommended channel database 120 and the specific video database 122 is detailed in the following content, and will not be described here. In addition, the storage unit 120 may also record software components such as application programs or operating systems, so that the hardware device of the processing unit 110 can access and execute the software components recorded in the storage unit 120 .

The remote command receiving module 130 is used for receiving remote signals sent by devices such as remote controllers, and converting them into corresponding operation commands. The video processing device 100 will perform corresponding actions according to the operation instruction. In this exemplary embodiment, the remote command receiving module 130 can receive a channel switching command related to switching from the first channel to the second channel.

The video display device 200 is electrically connected to the video processing device 100 . The video display device 200 includes a screen 210, a speaker 220 and other components. The screen 210 is used to play video images. For example, the screen 210 may receive the video stream after the processing unit 110 performs decoding (decoding) or decompression (decompression) and other video processing operations, and display it as a video frame. In addition, the speaker 220 can receive the audio signal in the processed video stream from the processing unit 110 and output the audio signal.

The video provider 300 is used to provide video streams to the video processing device 100 . In this exemplary embodiment, the video processing device 100 may be connected to the network through wired and/or wireless means, and obtain a specific video or video signal from the video provider 300 through the network. In addition, the video processing device 100 can also obtain a specific video signal from the video provider 300 through a traditional physical TV signal line. For example, the video provider 300 may be a TV station and/or a live web site.

In an exemplary embodiment, if the video processing device 100 is a device for watching TV programs such as a digital set-top box, a TV stick or a TV card, the video processing device 100 can receive wired or wireless TV signals, and convert the received TV The signal is processed into multiple video streams (also referred to as data streams), and corresponding images and sounds are played through the video display device 200 . In an exemplary embodiment, if the video processing device 100 is a multimedia player such as a CD/DVD player, the video processing device 100 can read the multimedia stream from the storage medium (for example, CD/DVD) and display it through the video device 200 to play the video stream. Alternatively, in an exemplary embodiment, the video processing device 100 may have some or all of the functions described above. In addition, in an exemplary embodiment, the video processing device 100 may also be a display configured inside the video display device 200 and electrically connected to the video display device 200 .

In this exemplary embodiment, the specific video segment represents a playback segment that the user is less willing to watch. Based on this, the video processing device 100 of this embodiment can predict and detect the next channel switching command issued by the user and the playing screen when the channel switching command is received. Whether the programming content played on the first channel is a specific video segment.

In this exemplary embodiment, when the user is watching the program of the first channel on the first channel through the video display device 200, the video processing device 100 continuously receives the video stream about the program of the first channel from the video provider 300 . At the same time, by performing video processing on the video stream provided by the video provider 300, the processing unit 110 of the video processing device 200 can capture multiple playback frames corresponding to the first channel, and perform image analysis on these playback frames The characteristic information of these playing pictures is acquired through audio processing or audio analysis processing. In other words, the characteristic information of these playback images may be image characteristic values, audio characteristic values or a combination thereof. It should be noted that the processing unit 110 can continuously capture the feature information of each playing frame, or can capture the feature information of a specific frame at a fixed or irregular time interval, which is not limited in the present invention.

When the remote command receiving unit 130 receives the channel switching command at the first time point, the processing unit 110 records the feature information of the specific playing image corresponding to the first time point. In this exemplary embodiment, the specific video segment includes at least one specific playback frame. To put it simply, when the user issues a channel switching command while playing a specific play frame, it means that the user does not want to continue watching the specific video segment including the specific play frame. Therefore, the above-mentioned specific playback image can be used as one of the basis for detecting a specific video segment. Based on the above, when the processing unit 110 determines that a channel switching command is received, it may record the feature information of the specific playing screen corresponding to the channel switching command in the specific video database 122 .

It should also be noted that, in an exemplary embodiment, the specific video segment further includes a plurality of related specific frames that are temporally correlated with the specific playing frame. For example, the processing unit 110 may use the playing picture played earlier than the specific playing picture on the time axis and the last two playing pictures played later than the specific playing picture on the time axis as the relevant specific picture, and the above-mentioned related specific picture The respective feature information is recorded in the specific video database 122 . In this way, the relevant specific frame can also be used as one of the bases for detecting a specific video segment. However, the selection and quantity of relevant specific screens depend on actual application requirements and design, and the present invention is not limited thereto.

That is, based on the feature information in the specific video database 122 , the processing unit 110 will determine whether the video display device 200 will play a specific video segment. In detail, the processing unit 110 determines whether the characteristic information of the playing picture played on the first channel matches or matches with the characteristic information of the specific playing picture or the characteristic information of the related specific picture. If the above determination is yes, the processing unit 110 determines that the specific video segment is about to be played on the first channel.

It is worth mentioning that the specific video segment in this embodiment is defined based on the channel switching command issued by the user. In this exemplary embodiment, the processing unit 110 can further define the user's willingness to watch specific video clips according to the number of channel switching instructions, so as to more humanely and accurately predict the user's willingness to watch these specific video clips . To put it simply, a specific video segment such as an advertisement segment will be repeatedly played on different or the same channel, and during the playback of the specific video segment, the processing unit 110 determines whether a channel switching command from the first channel to the second channel is received . If the determination above is yes, the processing unit 110 accumulates the times of switching of the specific video segment, and records the times of switching of the specific video segment in the specific video database 122 .

In this way, according to the switching times of the specific video segment, the processing unit 110 can calculate and acquire the degree of willingness to watch the specific video segment. Specifically, the higher the cumulative number of switching times of a specific video segment, the lower the degree of willingness to watch the specific video segment.

In order to illustrate the present invention more clearly, Table 1 is an example of a specific video list established in the specific video database 122 .

Table 1

That is to say, the specific video list shown in Table 1 can be created in the specific video database 122 through the user's operation behavior. Moreover, the processing unit 110 will also update the specific video list according to the user's operation behavior. However, Table 1 is only an exemplary description, and is not intended to limit the present invention.

In addition, in an exemplary embodiment, the processing unit 110 can further calculate and acquire the degree of willingness to watch the specific video segment according to the dwell time between the start playing time of the specific video segment and the second time point when the channel switching instruction is received. . Specifically, the shorter the dwell time between the start playing time and the second time point when the channel switching instruction is received, the lower the willingness to watch the specific video segment is.

Therefore, according to the degree of willingness to watch the specific video segment, the processing unit 110 determines whether to provide a prompt before playing the specific video segment. Specifically, when the degree of willingness to watch a specific video segment meets a preset condition, it means that the user's willingness to watch the specific video segment is quite low. Based on this, when the processing unit 110 detects that the specific video segment with a relatively low viewing intention is the next broadcast program, the processing unit 110 will provide a prompt to the user. The prompt includes a recommended channel list, a content prompt message related to a specific video segment, a warning message, or a combination thereof.

For example, FIG. 2A and FIG. 2B are exemplary schematic diagrams for providing prompts according to an embodiment of the present invention. Please refer to FIG. 2A first. When the processing unit 110 detects that a specific video segment with a relatively low viewing intention is the next broadcast program, the processing unit 110 sends a command and text data to the video display device 200 to control the video display device 200. When the playing screen F1 is displayed, the prompt text W1 is also displayed at the same time. The prompt text above is, for example, text content such as "advertisement A will be played in 30 seconds" or "a boring segment will be played soon". In addition, referring to FIG. 2B again, the processing unit 110 can also send an instruction and the suggested channel list stored in the suggested channel database 121 to the video display device 200 to control the video display device 200 to display the suggested channel list L1 on one side of the screen. As shown in FIG. 2B , the suggested channel list L1 includes at least a suggested channel C1 and a suggested channel C2 . It should be noted that, for example, the processing unit 110 may count parameters such as viewing time or viewing times of each channel to create a suggested channel list.

FIG. 3 is a flowchart of a method for detecting specific video content according to an exemplary embodiment of the present invention.

Referring to FIG. 3, in step S301, it is determined whether a specific video segment is played. If the determination in step S301 is yes, proceed to step S302, and determine whether a channel switching command from the first channel to the second channel is received during the playing of the specific video segment. If the determination in step S302 is yes, proceed to step S303 to accumulate the switching times of the specific video segment. Afterwards, in step S304, according to the switching times of the specific video segment, the degree of willingness to watch the specific video segment is calculated and obtained. Finally, in step S305, it is determined to provide a reminder before playing the specific video segment according to the willingness to watch the specific video segment.

FIG. 4 is a schematic block diagram of a video playing system according to an exemplary embodiment of the present invention. Referring to FIG. 4 , the video playback system 40 includes a video processing device 400 , a video display device 500 , a video provider 600 and a cloud platform 700 .

The video processing device 400 , the video display device 500 and the video provider 600 are the same or similar to the video processing device 100 , the video display device 200 and the video provider 300 respectively. The processing unit 410 , the storage unit 420 , the screen 510 and the speaker 520 are respectively the same as or similar to the processing unit 110 , the storage unit 120 , the screen 210 and the speaker 220 and will not be repeated here.

In this exemplary embodiment, the communication interface 430 is electrically connected to the processing unit 410 . The video processing device 400 can connect to the network 800 through the communication interface 430 and send and receive network information. For example, the communication interface 430 may include communication chips such as a wired network card and a wireless network card. In addition, the communication interface 430 may also include a traditional signal line through which TV signals can be received.

In this exemplary embodiment, the video processing device 400 is connected to the video provider 600 and the cloud platform 700 through the network 800 . Wherein, the cloud platform 700 is, for example, a cloud server, which has the function of storing data and calculating, and can be connected/linked with the video processing device 400 through the network 800 . In this exemplary embodiment, the network 800 may be a wireless or wired wide area communication network, such as wired Internet, Worldwide Interoperability for Microwave Access (WiMAX), third generation communication (3G), fourth generation communication ( 4G), etc., the present invention is not limited thereto.

The video processing device 400 of the present invention can simultaneously identify at what time and position in the original preview video a specific video segment in the original preview video is played when recording the original preview video, and create tag information for the specific video segment accordingly . In this way, according to the identification result of the specific video segment, the video processing device 40 of the present invention can delete at least one specific video segment from the original preview video, so as to generate a recorded video without the specific video segment such as the advertisement segment.

FIG. 5A is a schematic diagram of a processing unit 410 according to an embodiment of the present invention. Please refer to FIG. 5A , the processing unit 410 includes at least a video receiving and recording module 411 , a specific video segment identification module 412 and a recorded video generation module 413 . In this exemplary embodiment, the video receiving and recording module 411, the specific video segment identification module 412, and the recorded video generation module 413 are directly or indirectly coupled to each other, and can be implemented by software components, hardware devices or a combination thereof, No limitation is imposed here. Software components are, for example, source codes, operating systems, application software, or drivers. The hardware device is, for example, a central processing unit, or other programmable general-purpose or special-purpose microprocessors.

FIG. 5B is a schematic diagram illustrating an operation of deleting specific video content according to an embodiment of the present invention. Please refer to FIG. 4 and FIG. 5B at the same time. The video receiving and recording module 411 of the video processing device 400 receives the video stream 60 output by the video provider 600 and records the received video stream 60 as the original preview video 61 . It is worth mentioning that when the video receiving and recording module 411 records the original preview video 61 , it can also generate the time axis of the original preview video 61 . The original preview video 61 completely records the video content output by the video provider 600, for example, including TV program segments and commercial segments, or the original preview video 61 includes both the beginning segment of the series and the drama segment of the series itself.

In addition, during the recording of the original preview video 61 , the specific video segment identifying module 412 also receives the video stream 60 output from the video provider 600 at the same time. The specific video segment identification module 412 identifies at least one specific video segment in the original preview video 61 based on the content of the video stream 60 and the identification data 63 in the recording database 66 . Specifically, the specific video segment in this embodiment is a segment that the user does not want to see in the recorded video 65, such as an advertisement segment.

In this exemplary embodiment, the specific video segment identifying module 412 can identify the specific video segment through various identification techniques. In an exemplary embodiment, the specific video segment identification module 412 can identify the specific video segment through audio analysis, image analysis, cloud data auxiliary data, and identification data generated by adaptive learning one or a combination thereof. In terms of audio analysis, the specific video segment identification module 412 can determine whether the play frame in the original preview video 61 belongs to the specific video segment through the volume averaging method. For example, the specific video segment identification module 412 can identify whether the play frame in the original preview video 61 belongs to the specific video segment by judging whether the audio characteristic parameter changes too much or is greater than a preset threshold. The audio feature parameter is, for example, volume or other audio parameters, which is not limited in the present invention.

In addition, compared to the similarity of the playing pictures in the same series of dynamic videos, there will be larger and more obvious differences between the playing pictures of different series of dynamic videos. Specifically, commercial segments and normal programs are composed of different series of dynamic images, so there must be discontinuity in the connection between commercial segments and normal programs. Therefore, when using image analysis, the specific video segment identification module 412 can identify the original preview video 61 by using motion estimation (MotionDetection) algorithm, object detection (ObjectDetection) algorithm or image processing technology of other image processing algorithms. Whether the playback frame in belongs to a specific video segment.

It is worth mentioning that, in an exemplary embodiment, the specific video segment identification module 412 can receive video stream viewing information associated with the video stream 60 and transmitted by the cloud platform 700, and identify the original preview video according to the video stream viewing information 61 specific video clips. For example, the cloud platform 700 can count and record the viewing behaviors of multiple users watching the video stream 60 . Generally speaking, when the program content played on a certain channel is an advertisement segment, the channel transfer rate associated with the channel is relatively increased. Based on this, the cloud platform 700 can count the turn rate of the channel to assist in identifying a specific video segment in the original preview video 61 .

In this exemplary embodiment, the record database 66 records comparison feature samples belonging to different data categories, such as audio feature samples or image feature samples. The establishment of the above-mentioned comparison feature samples may be identification data generated through machine learning or adaptive learning. Specifically, after the specific video segment is identified through the above-mentioned various data comparison techniques, the specific video segment identification module 412 records the specific segment information 64 of the specific video segment in the recording database 66, and based on the specific video segment The segment information 64 generates and updates the identification data 63 .

Specifically, the specific video segment identification module 412 may store the feature information identified as the specific video segment in the record database 66 as sample identification data. In this way, in addition to identifying the specific video segment through the aforementioned methods of image analysis and audio analysis, the specific video segment identifying module 412 can further identify the specific video segment by comparing the identification data in the recording database 66 . The specific segment information 64 includes playing time length, starting point of playing time, image data of the specific video segment, audio data of the specific video segment, program information of the video stream, or a combination thereof.

After the specific video segment identifying module 412 identifies and distinguishes the specific video segments, the specific video segment identifying module 412 can further create tags for these specific video segments. Specifically, the specific video segment identification module 412 can mark tags of each specific video segment on the time axis of the original preview video 61 . FIG. 6 is a schematic diagram illustrating an example of a recognition result related to a specific video segment according to an embodiment of the present invention. Please refer to FIG. 6 , in this exemplary embodiment, the tag information is, for example, a time tag, and the original preview video 61 has a time axis 701 , and each time point on the time axis 701 corresponds to a playback frame 702 . After the video receiving and recording module 411 has recorded the original preview video 61, the specific video segment identification module 412 marks a plurality of start tags 71s and 73s and a plurality of end tags 71e and 73s on the time axis 701 of the original preview video 61. 73e. The playback frame between the start tag 71s and the end tag 71e is identified as a specific video segment 71f, and the playback frame between the start tag 73s and the end tag 73e is identified as a specific video segment 73f.

In this exemplary embodiment, the recording video generation module 413 deletes the specific video segment in the original preview video 61 according to the tag information 62 to generate the recording video 65 . Taking FIG. 6 as an example, the recording video generation module 413 can delete the specific video segment 71f according to the start tag 71s and the end tag 71e, and delete the specific video segment 73f according to the start tag 73s and the end tag 73e. In this way, the recording video generation module 413 can generate a recording video without a specific video segment.

FIG. 7 is a flowchart of a method for deleting specific video content according to an exemplary embodiment of the present invention.

Please refer to FIG. 7 , in step S801 , a video stream is received. In step S802, the video stream is recorded as an original preview video. In step S803, during the recording of the original preview video, at least one specific video segment in the original preview video is identified based on the content of the video stream and the identification data in the recording database. In step S804, a tag of a specific video segment is established. In step S805, record the specific segment information of the specific video segment in the recording database. In step S806, identification data is generated according to the specific segment information of the specific video segment. In step S807, a specific video segment in the original preview video is deleted to generate a recorded video.

To sum up, in the method for detecting specific video content of the present invention, the playback of a specific video clip can be detected according to the user's operation behavior of switching channels, and can be predicted according to the user's operation behavior of switching channels. The user's willingness to watch a particular video segment. In this way, before the specific video segment is repeatedly played, it can be determined whether to provide an operation prompt to the user according to the degree of willingness to watch the specific video segment, thereby improving the operation convenience of the video processing device. In addition, in the method for deleting specific video content of the present invention, when the user uses the video recording function to record an original video, at least one specific video segment in the original video can be identified based on different criteria, resulting in A recorded video that does not have a specific video segment, thereby enhancing the viewing experience of watching a recorded video.

Although the present invention has been disclosed above with the embodiments, it is not intended to limit the present invention. Anyone with ordinary knowledge in the technical field can make some changes and modifications without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention should be defined by the scope of the appended patent application.

Claims (10)

1. detect a method for particular video frequency content, be applicable to a video process apparatus, described method comprises:

Judge whether the program of one first channel is played to a specific video clip during playing;

During this specific video clip of broadcasting, judge whether to receive the channel switching instruction from this first channel switch to one second channel, if so, one of this specific video clip accumulative be switched number of times;

Be switched number of times according to this of this specific video clip, calculate and obtain a viewing wish degree of this specific video clip; And

According to this viewing wish degree of this specific video clip, before being decided by play this specific video clip, provide a prompting.

2. the method for detecting particular video frequency content as claimed in claim 1, is characterized in that, more comprise:

Acquisition corresponds to multiple broadcasting pictures of this first channel; And

When receiving this channel switching instruction in a very first time point, record the characteristic information of the specific broadcasting pictures corresponding to this very first time point, wherein this specific video clip at least comprises this specific broadcasting pictures.

3. the method for detecting particular video frequency content as claimed in claim 2, it is characterized in that, this specific video clip also comprises the multiple relevant specific picture that broadcasting pictures specific for this has temporal associativity, and described method also comprises:

The characteristic information of record those relevant specific pictures each.

4. the method for detecting particular video frequency content as claimed in claim 3, is characterized in that, judges that the step whether being played to this specific video clip during the program of the first channel is play comprises:

Judge whether the characteristic information of those broadcasting pictures play on this first channel conforms to the characteristic information of this specific broadcasting pictures or the characteristic information of those relevant specific pictures, if so, judges that this specific video clip is played on this first channel.

5. the method for detecting particular video frequency content as claimed in claim 1, is characterized in that, this prompting comprises a recommendation channel list, have about the content presentation message of this specific video clip, a warning message one of them or its combination.

6. the method for detecting particular video frequency content as claimed in claim 1, it is characterized in that, this channel switching instruction is received in one second time point, and described method more comprises:

According to an initial reproduction time of this specific video clip to the time of staying between this second time point, calculate and obtain this viewing wish degree of this specific video clip.

7. delete a method for particular video frequency content, be applicable to a video process apparatus, described method comprises:

Recording a video flowing is an original preview film;

During this original preview film of recording, pick out at least one specific video clip in this original preview film based on the Identification Data in the content of this video flowing and a database of record; And

Delete this at least one specific video clip in this original preview film and produce a recorded film.

8. method of deleting particular video frequency content as claimed in claim 7, is characterized in that, more comprise:

Set up the label of this at least one specific video clip; And

Record the particular patch segment information of this at least one specific video clip in this database of record, and produce this Identification Data according to this particular patch segment information of this at least one specific video clip.

9. method of deleting particular video frequency content as claimed in claim 8, it is characterized in that, this particular patch segment information comprises programme information one of them or its combination of a reproduction time length, a reproduction time starting point, the image data of this at least one specific video clip, the voice data of this at least one specific video clip, this video flowing.

10. method of deleting particular video frequency content as claimed in claim 7, is characterized in that, more comprise:

Receive and be associated with this video flowing and the video flowing viewing information transmitted by a high in the clouds platform, and carry out this at least one specific video clip in this original preview film of identification according to this video flowing viewing information.