CN101448095A - Method and system for reviewing film based on multi-stream - Google Patents

Abstract

The invention relates to a method and a system for reviewing a film based on a multi-stream, belonging to the technical field of television station programming. In the process of present television station programming, a film reviewing workstation can only review a document with one code stream at one time. In the invention, a plurality of video-audio tracks are added when an engineering template is created in the film reviewing system, and material documents which are about the same material and comprise a plurality of code streams are respectively added into the video-audio tracks in the engineering template; and when the material documents undergoes review, a player synchronously plays the material documents with a plurality of code streams for a user that carries out the review. The adoption of the method and the system can review a plurality of code streams simultaneously and can perform synchronous play so that convenience is brought to the user and the work efficiency is improved.

Description

Review of a film by the censor method and system based on many code streams

Technical field

The invention belongs to the station synchronization manufacture technology field, be specifically related to a kind of review of a film by the censor method and system based on many code streams.

Background technology

In the program making and the management networking gradually of TV station at present, networking makes the programming process of TV station that very big change take place, program making is in networked process, many new nodes have appearred, such as manuscript writing node, editor's node, concentrated node, concentrated node and review of a film by the censor node or the like downloaded uploaded.

Review of a film by the censor node wherein, its effect are exactly to browse the program that the editorial staff edits or the media materials of various forms, and these materials comprise that material that video camera takes, material that collecting device collects and editing equipment are synthetic or the like.

Program making network for TV station; because the carrying object of network; mainly be to look audio file; these look audio file can occupy very big bandwidth in transmission over networks; usually the network congestion phenomenon can occur, the appearance meeting envoy purpose of this congestion phenomenon is made and is subjected to very big influence, in order to solve bandwidth problem; present program making net all adopts two structures of netting usually.So-called two net is exactly to same media file, has both had high code stream in network, also has low code stream.In editing process, the editorial staff can edit the low code stream file like this, and changes high code stream again in real the broadcast, thereby has reduced taking of bandwidth effectively.

Under the framework of this two nets, present review of a film by the censor work station, the while can only be examined the media file and the project file of a code stream.And can only examine a kind of code stream simultaneously, it is defective making network for station synchronization:

1) the many code stream of examination the time, needs repeatedly examination, wasted the time, reduced efficient.

2) the many ASCII stream file ASCII of examination the time, because the low code stream file often is not very clear, so find the faint spot that exists in the low code stream file, noises such as cut are the very difficult things of part.

3) if high code stream file and low code stream file size are inconsistent, such as several frames of difference, perhaps to do the content of low stream sign indicating number file inconsistent or the like, is difficult discovery.

Summary of the invention

At the defective that exists in the prior art, the purpose of this invention is to provide a kind of review of a film by the censor method and system based on many code streams, can in review of a film by the censor node, realize examining simultaneously the media file of a plurality of code streams by these method and system.

For reaching above purpose, the technical solution used in the present invention is: a kind of review of a film by the censor method based on many code streams comprises the steps:

Step 1 is created engineering template;

Step 2 is loaded into review of a film by the censor node with engineering template;

Step 3, the target material filename that needs are examined is set in the data structure of engineering template, and described target material filename comprises the filename of high code stream and the filename of low code stream;

Step 4, the file of the file of the high code stream of playing material file and low code stream is for user's examination simultaneously, and the user examines the back and submits to examination result to give system.

Further, obtain better invention effect for making the present invention, in the step 1, the concrete grammar of creating engineering template is as follows:

At first create the non-linear editing project file, in project file, add the non-linear editing sequence;

Add then and look audio track, the quantity of looking audio track of being added is identical with the quantity of material code stream;

And then material file added to look on the audio track, and add two-dimentional stunt.

Further, in the step 1, the quantity of looking audio track of being added and the quantity of material code stream all are two.

Corresponding with said method, the present invention does not also provide a kind of review of a film by the censor system based on many code streams, and this system comprises with lower device:

Review of a film by the censor engineering template creator is used to create engineering template, and the quantity of documents of the same material file different code streams that needs are examined during according to the review of a film by the censor in the engineering template adds two or more audio tracks of looking;

Review of a film by the censor engineering template loader, be used for engineering template is construed to membership credentials between each material that review of a film by the censor work station can discern, the target material filename of needs examination is set in the data structure of project file, and described target material filename comprises each ASCII stream file ASCII name of this material file;

Review of a film by the censor project file player, being used for simultaneously, the file of each code stream of playing material file supplies user's examination;

The examination result presenter, the user examines the back and submits to examination result to give system.

Effect of the present invention is: adopt method and system of the present invention, can realize examining simultaneously a plurality of code streams and promptly both can examine single bit stream, also can examine two or more code streams, and can synchronous playing, bring convenience to the user, improved operating efficiency; High-low code flow presents simultaneously, and mutual contrast the between high like this sign indicating number and the low sign indicating number examined, and reduced the difficulty of examination.

Description of drawings

Fig. 1 is the flow chart of the method for the invention;

Fig. 2 is a flow chart of creating engineering template;

Fig. 3 is the structural representation of the review of a film by the censor of the present invention system.

Embodiment

The invention will be further described below in conjunction with the drawings and specific embodiments.

As shown in Figure 1, a kind of review of a film by the censor method based on many code streams comprises the steps:

Step 1 is created engineering template S11, and concrete grammar is as follows:

As shown in Figure 2, at first create non-linear editing project file S21, in project file, add non-linear editing sequence S22;

Add then and look audio track S23, looking audio track can be two, also can be more than two, if only need examine high code stream file and two files of low code stream of same material simultaneously, then add two and look audio track, if need to examine the file of three code streams of same material simultaneously, then need to add three and look audio track, the quantity of promptly looking audio track is corresponding with the quantity of material code stream;

And then material file added to look S24 on the audio track, and add two-dimentional stunt, promptly the playing image that will check material file is carried out operations such as convergent-divergent, translation, edged;

Step 2 is loaded into review of a film by the censor node S12 with engineering template;

Step 3, the target material filename that needs are examined are set to S13 in the data structure of engineering template, and described target material filename comprises the filename of high code stream and the filename of low code stream;

Step 4, the file of the file of the high code stream of playing material file and low code stream is for user's examination simultaneously, and the user examines the back and submits to examination result to give the S14 of system.

As shown in Figure 3, a kind of review of a film by the censor system 31 based on many code streams comprises with lower device:

Review of a film by the censor engineering template creator 32, be used to create engineering template, described engineering template in fact just is meant the project file in the nonlinear editing system, and the front and back membership credentials between each media materials of this project file essential record comprise stunt, captions and material title etc.The quantity of documents of the same material file different code streams that needs are examined in the time of can be according to the review of a film by the censor in the engineering template adds two or more audio tracks of looking.

Review of a film by the censor engineering template loader 33 is used for engineering template is construed to membership credentials between each material that review of a film by the censor work station can discern.The target material filename of needs examination is set in the data structure of project file, and described target material filename comprises each ASCII stream file ASCII name of this material file.If the target material file has only two code streams, then get final product in the data structure that the high code stream filename and the low code stream filename of this target material file is set to project file.

Review of a film by the censor project file player 34, the file that is used for the file of the high code stream of playing material file simultaneously and low code stream is for user's examination;

Examination result presenter 35, the user examines the back and submits to examination result to give system.

Adopt method and system of the present invention, the process of carrying out the review of a film by the censor is as follows: (is example with the examination local file)

1) at first, starts dual code stream review of a film by the censor system;

2) click " system " menu, select " opening file " menu item then;

3) in the open file dialogs that ejects, the material file that selection will be examined;

4) file of the different code streams of the same material file of synchronous playing is by Play Control button, browser document;

5) fill in examination reports;

6) if pass and click " by " button, otherwise click " by ", button, after clicking, system can close the file of current examination automatically.

By the foregoing description, many code streams review of a film by the censor method and system as can be seen of the present invention have following significant effect:

1) because examine two or more code streams simultaneously, and can synchronous playing, thereby have brought convenience, improved operating efficiency to the user;

2) the high-low code flow file of same material file presents simultaneously, and mutual contrast the between high code stream and the ins and outs stream examined like this, has reduced the difficulty of examination;

3) many code streams review of a film by the censor of the present invention system also has quick search and function of search frame by frame;

4) many code streams review of a film by the censor system promptly can support to click examination (i.e. the local content of examination), also can network enabled examination (i.e. examination comes from the content of making net).

Method of the present invention is not limited to the embodiment described in the embodiment, and those skilled in the art's technical scheme according to the present invention draws other execution mode, belongs to technological innovation scope of the present invention equally.

Claims (4)

1. the review of a film by the censor method based on many code streams comprises the steps:

Step 1 is created engineering template;

Step 2 is loaded into review of a film by the censor node with engineering template;

Step 3, the target material filename that needs are examined is set in the data structure of engineering template, and described target material filename comprises the filename of high code stream and the filename of low code stream;

Step 4, the file of the file of the high code stream of playing material file and low code stream is for user's examination simultaneously, and the user examines the back and submits to examination result to give system.

2. a kind of review of a film by the censor method based on many code streams as claimed in claim 1 is characterized in that:

In the step 1, the concrete grammar of creating engineering template is as follows:

At first create the non-linear editing project file, in project file, add the non-linear editing sequence;

Add then and look audio track, the quantity of looking audio track of being added is identical with the quantity of material code stream;

And then material file added to look on the audio track, and add two-dimentional stunt.

3. a kind of review of a film by the censor method based on many code streams as claimed in claim 2 is characterized in that: in the step 1, the quantity of looking audio track of being added and the quantity of material code stream all are two.

4. review of a film by the censor system based on many code streams, this system comprises with lower device:

Review of a film by the censor engineering template creator is used to create engineering template, and the quantity of documents of the same material file different code streams that needs are examined during according to the review of a film by the censor in the engineering template adds two or more audio tracks of looking;

Review of a film by the censor engineering template loader, be used for engineering template is construed to membership credentials between each material that review of a film by the censor work station can discern, the target material filename of needs examination is set in the data structure of project file, and described target material filename comprises each ASCII stream file ASCII name of this material file;

Review of a film by the censor project file player, being used for simultaneously, the file of each code stream of playing material file supplies user's examination;

The examination result presenter, the user examines the back and submits to examination result to give system.

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