CN101193251A - Computer readable recording media and device for recording multimedia file - Google Patents
Computer readable recording media and device for recording multimedia file Download PDFInfo
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- CN101193251A CN101193251A CNA2006101185814A CN200610118581A CN101193251A CN 101193251 A CN101193251 A CN 101193251A CN A2006101185814 A CNA2006101185814 A CN A2006101185814A CN 200610118581 A CN200610118581 A CN 200610118581A CN 101193251 A CN101193251 A CN 101193251A
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Abstract
The invention relates to a readable media of a computer used for recording a multimedia file with audio/video synchronization and a device with audio/video synchronization. A recording media which records a making program of a multimedia data file and is used in the computer allows the following modules to give play to functions: a data input module which is provided with inputting and sampling video data and audio data; an index generation module which samples and labels index information from the video data in turn; an index corresponding module which divides the audio data into certain intervals and generates corresponding information of the index information and the divided regions and intervals; an audio analysis module which transfers the audio data to the regions with characteristic number in a certain cycle and labels the index information according to the corresponding information; and a file handling area is formed to record the audio data and labeled data series, at the same time, a file generation module of the multimedia data file is generated according to the labeled index information. The invention can not only reduce the utilization of hardware resource of mobile communication terminals, but also automatically synchronize music and image.
Description
Technical field
The present invention relates to audio frequency, audio video synchronization multimedia data file and and audio frequency, video synchronization device, relate in particular to and audio frequency, audio video synchronization are made software with media data file be used for the computer-readable media of multimedia file of audio/video synchronization and audio/video synchronization as a kind of record of the computer of programming and disguise and put.
Background technology
Now, individual portable terminals such as portable phone, PDA (Personal Digital Assistant palmtop PC), the smart phone indispensable life instrument in the world that just becoming a reality.These individual portable terminals also provide multiple functions such as e-mail function, game function, photography and vedio recording function, sound-recording function, music playback function, rest image and activity video playing function except basic communication function.
Especially recently since, develop existing broadcast MP3 music playback functions such as (MPEG-1 Audio Layer 3), having the individual portable terminal product that accompanied by music is play certain imaging function again.This is to utilize the characteristic of extracting music, in playing back music, with the technology of corresponding image synchronous playing.
In present technology,, utilize fluctuation (wave) waveform of main music in order to extract the characteristic of music.As a reference, as disclosed content among the korean application patent No.2002-0023140, fluctuation (wave) pitch (wave pitch) value that has proposed to utilize every frame maximum in the digital audio-frequency apparatus is with a plurality of images and the synchronized technology of music.
Fig. 1 a is common fluctuation (wave) waveform (a, the b) curve chart according to time representation sound press power of prior art.
Fig. 1 b is each frequency sound press (c, d, e, the f) curve chart in the special time appearance of prior art.
Shown in Fig. 1 a and Fig. 1 b, prior art is fluctuation (wave) waveform that relies on sound press power.Fluctuation shown in Fig. 1 a (wave) waveform is represented by each time sound press power (a, b) of loud speaker and right speaker output to the left.
In addition, the fluctuation shown in Fig. 1 b (wave) waveform is that each frequency tone pressure (c, d, e, f) only is expressed as several 4 samplings (0.1,1,10,20).Ordinary audio, video synchronization device are that unit decodes with the frame with voice data, analyze fluctuation (wave) waveform of above-mentioned sound press power simultaneously, extract its characteristic.
In addition, above-mentioned audio frequency, video synchronization device have when extracting the characteristic of voice data, come the sampling of index image data, the function that the synchronization of coherent video data sampling is exported in real time according to the grade of the prior label of each characteristic.
But when pronunciation was got audio data, the operation program of audio frequency, the necessary executed in real time of video synchronization device was excessive, therefore, the hardware resource overload of the mobile communication terminal of audio frequency, video synchronization device is installed.
In addition, if utilize fluctuation (wave) pitch value in real time with music and a plurality of image synchronization, because various voice datas are carried out computing without exception, so may cause the image projector excessive velocities, fluctuation (wave) pitch value produces synchronization and shows factitious problem because of each frame of music file has very big-difference.
Summary of the invention
The objective of the invention is to address the above problem, provide a kind of record to be used for the computer-readable media of the multimedia file of audio/video synchronization, promptly refer to: externally use on the computer, the performance characteristic of audio data, level by the performance characteristic of being analyzed is carried out corresponding with the image data sampling, index information is inserted into file self, thereby make the audio frequency of mobile communication terminal, the video synchronization device also can be with record with voice data when reading the multimedia data downloaded file, the synchronized naturally record of video data is used for the computer-readable media of the multimedia file of audio/video synchronization.
In addition, the present invention also aims to provides: externally select voice data, image data sampling and synchronization cycle on the computer, be inserted in the index information between voice data and the image data sampling with the length of minimum, generate new multimedia data file, thereby reduce the computational burden of audio frequency, video synchronization device, effectively utilize the record of the memory space of memory to be used for the computer-readable media of the multimedia file of audio/video synchronization.
In addition, the present invention also aims to provides: the length with minimum is inserted in required whole index information, analyze the audio frequency, the audio video synchronization multimedia data file that generate in advance, and read the image data sampling of voice data and index simultaneously, thereby there is not computational burden ground, handle synchronized audio frequency, video synchronization device naturally according to the cycle information of analyzing.
To achieve these goals, the computer-readable media that is used for the multimedia file of audio/video synchronization according to record of the present invention, promptly for the data recording multimedia data documenting program recording medium of using on computers: audio frequency, audio video synchronization multimedia file producing program that record can make following modules play effectiveness: can be for the data input module of sampling of input image data and voice data; Successively to the image data of above-mentioned input sampling tab indexes information index generation module; Above-mentioned voice data is carried out signal processing, the presentation that is convertible into certain intrinsic numeric is divided into certain interval, generate the index respective modules of the corresponding informance between above-mentioned index information and the above-mentioned presentation interval that separates; With above-mentioned voice data is the presentation that unit converts above-mentioned intrinsic numeric to the some cycles, according to the audio analysis module of above-mentioned corresponding informance tab indexes information; And form the operating area be intended to generate above-mentioned media data file, write down above-mentioned voice data, label data row successively and according to the index information of above-mentioned corresponding informance label, thereby generate the file generating module of a media data file.
In addition, the computer-readable media that is used for the multimedia file of audio/video synchronization according to record of the present invention has following feature: also comprise the above-mentioned voice data with the certain format decoding is decrypted into PCM (Pulse CodeModulation pulse code modulation) data, with the deciphering module of above-mentioned PCM data to above-mentioned audio analysis module transmission.
In addition, the above-mentioned data input module of computer-readable media that record of the present invention is used for the multimedia file of audio/video synchronization has following feature: Users panel is provided, selects to be used for the image data of above-mentioned image data sampling the image data that can be stored from the aforementioned calculation machine.
In addition, the above-mentioned data input module of computer-readable media that record of the present invention is used for the multimedia file of audio/video synchronization has following feature: Users panel is provided, selects to be used for the voice data of above-mentioned signal processing the voice data that can be stored from the aforementioned calculation machine.
In addition, the record of the present invention above-mentioned data input module of computer-readable media that is used for the multimedia file of audio/video synchronization has following feature: the above-mentioned some cycles of being imported is transmitted to above-mentioned audio analysis module.
In addition, the record of the present invention above-mentioned file generating module of computer-readable media that is used for the multimedia file of audio/video synchronization has following feature: list record bookmark name and tag size at above-mentioned label data.
In addition, the record of the present invention above-mentioned file generating module of computer-readable media that is used for the multimedia file of audio/video synchronization has following feature: list the above-mentioned some cycles of record at above-mentioned label data.
In addition, the above-mentioned file generating module of computer-readable media that record of the present invention is used for the multimedia file of audio/video synchronization has following feature: above-mentioned file generating module is when writing down above-mentioned index numerical value in turn, with initial index number value record is certain numerical value, and the index numerical value of record is variable quantity with its front index numerical value in turn after above-mentioned initial index numerical value.
In addition, the record of the present invention above-mentioned file generating module of computer-readable media that is used for the multimedia file of audio/video synchronization has following feature: also write down the above-mentioned image data sampling on the above-mentioned operating area.
In order to realize other above-mentioned purpose, audio frequency of the present invention, video synchronization device have the feature that is made of following device: the voice data that can be write down for input storage, image data sampling, when reading above-mentioned voice data, with the storage device of the multimedia data file of the label data row that the synchronous index of reference of image of some cycles synchronization above-mentioned image data sampling is listed as in proper order, above-mentioned some cycles and being used to is distinguished above-mentioned voice data and other data area; According to above-mentioned some cycles, above-mentioned voice data is decrypted into PCM (Pulse CodeModulation: the pulse code modulation) decryption device that transmits of data; The audio output device that the above-mentioned PCM data transaction that above-mentioned decryption device is transmitted becomes analog signal to export; When above-mentioned decryption device moves, read the synchronous index of reference of above-mentioned image in turn according to above-mentioned some cycles and be listed as in proper order, will with the image synchronizer of the corresponding image data of the index that reads sampling with the PCM data sync broadcast of exporting by above-mentioned audio output device.
In addition, the synchronous index of reference of above-mentioned image of audio frequency of the present invention, video synchronization device is listed as in proper order has following feature: with initial index number value record is certain numerical value, for above-mentioned initial index numerical value, Ji Lu index numerical value is the order row that are recorded as with the variable quantity of the index numerical value of its front in turn, the variable quantity of computing of above-mentioned image synchronizer and initial index numerical value, reduce later index numerical value in turn, be listed as in proper order thereby read the synchronous index of reference of above-mentioned image.
Effect of the present invention:
A kind of record of the present invention is used for the computer-readable media of multimedia file of audio/video synchronization and audio/video synchronization makeup and puts and have following effect:
The first, the present invention can carry out the real-time analysis on mobile communication terminal of existing media data file index and handle, and improves audio frequency, the synchronized mode of video data.Analyze data, carry out index and handle, the process that generates the multi-medium data that inserts index information is carried out by outer computer, and mobile communication terminal reads each data simultaneously just according to cycle information.Like this, both can reduce the use of mobile communication terminal hardware resource the biglyyest, have again automatically with music and the synchronized effect of image.
In addition, the present invention has the following advantages: do not need music and synchronized other device of image and complicated software with media data, be easy to realize the synchronization function on the mobile communication terminal of existing any kind.
In addition, according to the present invention, the user can select image data sampling, voice data and synchronization cycle etc. on the computer of oneself, can freely make audio frequency, audio video synchronization multimedia data file, it is unloaded to mobile communication terminal, so not only can improve the effect of Music Appreciation to greatest extent, can also make the various multimedia data files of reflection personal interest.
In a word, analyze data among the present invention, the process that generates the multi-medium data that inserts index information is carried out by outer computer, and mobile communication terminal just can read data separately simultaneously only according to cycle information.Like this, can reduce the use of mobile communication terminal hardware resource to greatest extent, again can be automatically with music and image synchronization.
For further specifying above-mentioned purpose of the present invention, design feature and effect, the present invention is described in detail below with reference to accompanying drawing.
Description of drawings
Fig. 1 a is common fluctuation (wave) the wavy curve figure according to time representation sound press power of prior art.
Fig. 1 b is the audio frequency level curve chart in the special time appearance of prior art.
Fig. 2 is the inscape module map that diagrammatic illustration is used the computer of audio frequency of the present invention, audio video synchronization multimedia file producing program.
Fig. 3 is the topology example figure of data area of file generating module record that uses the computer of audio frequency of the present invention, audio video synchronization multimedia file producing program.
Fig. 4 is that the file generating module of using the computer of audio frequency of the present invention, audio video synchronization multimedia file producing program writes down the form exemplary plot in the index zone of back, initial index zone.
Fig. 5 is the audio frequency of the diagrammatic illustration embodiment of the invention, the inscape module map of video synchronization device.
Fig. 6 is the form exemplary plot of multimedia data file of audio frequency, video synchronization device processing audio, the audio video synchronization of the embodiment of the invention.
The symbol description of major part in the accompanying drawing:
100: the computer of using audio frequency, audio video synchronization multimedia file producing program
105: data input module 110: the index generation module
115: deciphering module 120: the index respective modules
125: audio analysis module 130: file generating module
135: control part 140: storage part
145: display part 150: audio output part
Embodiment
With reference to the accompanying drawings record of the present invention is used for the computer-readable media of multimedia file of audio/video synchronization and execution mode that the audio/video synchronization makeup is put is elaborated.
At first, the aforementioned calculation machine is the device that prior making will be used for the multimedia data file of above-mentioned audio frequency, video synchronization device, be meant the lift-launch said storing medium, audio frequency of the present invention, audio video synchronization multimedia file producing program are installed, thereby carry out the computer that the indicated step of above-mentioned documenting program is programmed.
Fig. 2 is that diagrammatic illustration is installed audio frequency of the present invention, audio video synchronization multimedia file producing program (to call in the following text: " the module map of the inscape of the computer 100 of documenting program of the present invention ").
As shown in Figure 2, the computer 100 of using documenting program of the present invention is made of following components: data input module 105, index generation module 110, deciphering module 115, index respective modules 120, audio analysis module 125, file generating module 130, control part 135, storage part 140, broadcast portion 145 and audio output part 150.Above-mentioned data input module 105, index generation module 110, deciphering module 115, index respective modules 120, audio analysis module 125 and file generating module 130 are inscapes of the aforementioned calculation machine 100 that moves with documenting program of the present invention.
At first, above-mentioned storage part 140 has image data and voice data.
Above-mentioned voice data can use multiple document forms such as " wave (wave file) ", " wma (windows mediaaudio) ", " mp3 (mpeg audio layer-3) ", " ogg (supporting the compress music files of VBR) ", " mid (SMF file) " by codec format.Embodiments of the invention use " mp3 " form.
In addition, above-mentioned image data can be used " BMP ", " GIF ", " JPG ", " PCX ", " TGA ", " TIF " and " WMF " activity video of rest image such as form and " AVI ", " MPG ", " MOV ", " RM " and " WMV " form etc.Embodiments of the invention use " JPG " form.
Above-mentioned control part 135 has kernel, and the interface with each formation portion is provided, and the handling interrupt signal provides application processing time and order of operation, and formation portion is moved in turn.In addition, the address of above-mentioned control part 135 managed storage portions 140, the input and output of control data.
Above-mentioned data input module 105 provides Users panel, can be for the jpeg file of from the existing jpeg file of storage part 140, selecting to be used for image data sampling of the present invention, can be for a mp3 file from the mp3 file of above-mentioned storage part 140 storages, selecting documenting program of the present invention to handle.
Users panel that above-mentioned data input module 105 is provided and the audio output part 150 on the computer 100 and 145 interlocks of broadcast portion, object-mp3 file to loud speaker output selection, perhaps to picture output jpeg file, thereby make the user can confirm view data and voice data, select.
At this moment, adjustment will be used for the quantity and the order of the jpeg file of image data sampling.
In addition, above-mentioned data input module 105 receives the cycle information of being imported by above-mentioned Users panel.For example: cycle information such as " 0.5 second " that reception is imported, " 1 second ".
Above-mentioned cycle information is meant by the chronomere of data input module 105 with selected mp3 file and above-mentioned selected image data sample-synchronousization.
Above-mentioned index generation module 110 is given the above-mentioned selected image data tab indexes in turn of sampling.For example, if select the sampling of 10 image datas, index can be according to the order of image data sampling from " 1 " number label to " 10 " number.
These index are when playing above-mentioned selected mp3 file, select by the above-mentioned cycle, thereby use during with relevant image data sample-synchronous.Therefore, if total reproduction time of above-mentioned mp3 file is decided to be 2 minutes, cycle information is decided to be 0.5 second, and so above-mentioned index should be selected (÷ was 0.5 second in 120 seconds) altogether 240 times.
Above-mentioned deciphering module 115 with the voice data of mp3 file format be decrypted into PCM (Pulse CodeModulation: pulse code modulation) data, the PCM data of deciphering are transmitted to audio analysis module 125.Here, the PCM mode is the frequency waveform quantization with music signal, with the mode that amplitude is represented with 2 carries, and general recording and the broadcast that is used for digital music data with sampling and the 16 bit quantization modes of 44.1KHz.
Above-mentioned audio analysis module 125 is unit with the PCM data that deciphering module 115 is transmitted with the above-mentioned times selected cycle, the presentation of conversion characteristics numerical value.Above-mentioned index respective modules 120 is distinguished all intervals of above-mentioned presentation according to the number of above-mentioned image data sampling, and the setting section zone generates the corresponding informance with each several part zone and above-mentioned index.
For example, the 1st interval of above-mentioned presentation can generate index number " 1 ", and the 2nd interval can generate index number corresponding informances such as " 2 ".
As mentioned above, if the above-mentioned image data sampling is chosen as 10, above-mentioned subregion preferably should be divided into 10, with corresponding with the index of image data sampling.
As mentioned above, above-mentioned audio analysis module 125 is unit with the PCM data that deciphering module 115 is transmitted with the above-mentioned times selected cycle, is transformed into the presentation of intrinsic numeric.
For example, above-mentioned audio analysis module 125 is carried out signal processing with above-mentioned PCM data, be transformed into the sound press of fluctuation (wave) waveform and the presentation of frequency numerical value, above-mentioned index respective modules 120 is selected the relevant index of identification according to the sound press that sets according to the corresponding informance in zone.
By said process, for example, above-mentioned mp3 data are with 0.5 second broadcast unit analysis frequency characteristic, select the index with the grade corresponding image data sampling of frequency characteristic, thereby can make the image synchronization at per 0.5 second.
Fig. 3 is the topology example figure of data area of file generating module 130 records that uses the computer 100 of audio frequency of the present invention, audio video synchronization multimedia file producing program.
Above-mentioned file generating module 130 provides the operating area that generates audio frequency of the present invention, audio video synchronization media data file, writes down above-mentioned mp3 voice data, and record label data row are gone up in the zone afterwards.
As shown in Figure 3, above-mentioned label data row are used to distinguish voice data and other data area, the title (A) of its record label, the size (B) and the cycle information (C) of label.
Above-mentioned file generating module 130 writes down above-mentioned selected index (D, D1, D2, D3, D4) after the label data row.As above-mentioned for example, if total reproduction time of mp3 file is decided to be 2 minutes, cycle information is decided to be " 0.5 second ", so above-mentioned index is selected (÷ was 0.5 second in 120 seconds) altogether 240 times, therefore, writes down the index of 240 selections altogether according to order.
Said process of the present invention is handled on mobile communication terminal, is audio frequency, video synchronization device complex calculations program in order to reduce mobile communication terminal.Handle the required computing of synchronization in advance by the computer 100 of using documenting program of the present invention, select all index, generate a media file.Like this, as long as mobile communication terminal reads this media file.
But if 240 index all are recorded in the media file, file size becomes big so, so when mobile communication terminal unloads audio frequency of the present invention, audio video synchronization media data file, the phenomenon of memory cisco unity malfunction can take place.
Therefore, above-mentioned file generating module 130 is when writing down above-mentioned index numerical value in order, and initial index numerical value (D) is recorded as the numerical value of 1byte size, and the index of back (D1, D2, D3, D4) comprises initial index (D), only the variable quantity of the index of calculating and front carries out record with it.
In general, voice data and video data are when synchronization, and the rare rapid variation of the variable quantity of image is so index is very high with the linear probability that writes down.Therefore, numerical value difference (variable quantity) is also very little between the index of front and back.
Above-mentioned file generating module 130 is the variable quantity (with reference to Fig. 3, among the 1byte of initial index (D) back 4 bit are arranged, that is, can confirm to write down 4 back index) between these index of unit record with bit, can significantly reduce the whole indexed data of record interval.
Fig. 4 is that the file generating module 130 of using the computer 100 of audio frequency of the present invention, audio video synchronization multimedia file producing program writes down the form exemplary plot in the index zone of back, initial index zone.
As shown in Figure 4,4 bit are write down in the byte zone of initial index (D) back in order.First bit " D1 " is recorded as " 00 ", expression " with front index indifference ".Second bit " D2 " is recorded as " 01 ", and expression " increases by 1 than front index numerical value ".
In addition, the 3rd bit " D3 " is recorded as " 10 ", and expression " reduces 1 than front index numerical value ", and the 4th bit " D4 " is recorded as " 11 ", and expression " increases by 2 (the 4th bit according to circumstances can be suitable for multiple numerical value) than front index numerical value ".
For example, when with bit being the variable quantity between the unit recording indexes, if the cycle is 0.5 second, per minute needs the data area about 30byte, if the cycle is 0.25 second, per minute can be on the data area about 60byte recording indexes information.As a reference, because initial index assignment 1byte, so the number range that can show is 0-255.In other words, the image data sampling can be selected 256.
In addition, above-mentioned file generating module 130 can be at the inner recording image data sampling simultaneously of label data row.The image data sampling preferably is recorded in the front and back of the posting field of above-mentioned index.
Write down each data in the operating area by said process, above-mentioned file generating module 130 is stored in it in above-mentioned storage part 140 at last, generates audio frequency of the present invention, audio video synchronization media data file.
Audio frequency of the present invention, audio video synchronization media data file can be by transmission such as communication port and storage card and recording medium to the mobile communication terminal unloadings with audio frequency, video synchronization device.
Describe using the audio frequency, the audio frequency of audio video synchronization media data file, the video synchronization device that generate by said process below.
The audio frequency of embodiments of the invention, video synchronization device are to be equipped with on the mobile communication terminal.
Fig. 5 is the module map of inscape of audio frequency, the video synchronization device 200 of the diagrammatic illustration embodiment of the invention.Fig. 6 is audio frequency, video synchronization device 200 processing audio of the embodiment of the invention, the form exemplary plot of audio video synchronization media data file.
As shown in Figure 5, the audio frequency of embodiments of the invention, video synchronization device 200 are made of following components: storage device 210, decryption device 220, audio output device 240, video output device 250 and image synchronizer 230.Above-mentioned storage device 210 is installed has the illustrated audio frequency of the present invention of Fig. 2 to Fig. 4, audio video synchronization media data file (to call " media data file of the present invention " in the following text).
Above-mentioned decryption device 220 reads media data file of the present invention from storage device 210, and analyzing tags data rows zone is according to the bookmark name separating audio data of label data row, affirmation cycle.
Above-mentioned decryption device 220 is a unit with the confirmed cycle, and voice data is decrypted into PCM (Pulse CodeModulation) data, transmits to audio output device 240.
Above-mentioned audio output device 240 becomes analog signal with the PCM data transaction that decryption device 220 transmits, and exports by loud speaker.
Above-mentioned image synchronizer 230 moves simultaneously with above-mentioned decryption device 220, reads media data file of the present invention from storage device 210, the label data row that analyzing tags title zone is following.
Above-mentioned image synchronizer 230 is confirmed above-mentioned all after dates, seeks the starting point of indexed sequential row (index among Fig. 6 " 1 ", index " 3 ", index " 4 ", index " 7 ") according to tag size.Then, above-mentioned image synchronizer 230 reads its numerical value according to the confirmed cycle in order from initial stage index zone, and the corresponding image data sampling of the index of selecting and reading (F1 among Fig. 6) transmits to above-mentioned video output device 250.
At this moment, during the back index of above-mentioned image synchronizer 230 below handling the initial stage index, computing is reduced into original index numerical value by the variable quantity of each bit performance on the index numerical value basis in front, selects and the corresponding image data sampling of as-reduced index.
Above-mentioned video output device 250 is decoded the image data sampling that image synchronizer 230 transmits, and exports on picture.
As shown in Figure 6, above-mentioned decryption device 220 and image synchronizer 230 are chosen media data file of the present invention from storage device 210 simultaneously and are analyzed, and are that standard is handled each voice data (F3) and image data sampling (F1) with the identical cycle (F2) (1 cycle, 2 cycles, 3 cycles, 4 cycles).
In addition, above-mentioned decryption device 220 will transmit to audio output device 240 and video output device 250 respectively with the voice data and the image data sampling of identical period treatment simultaneously with image synchronizer 230.Like this, omit other required calculating process of synchronization, can play synchronized music and image automatically.
In addition, above-mentioned decryption device 220 and image synchronizer 230 are analyzed the voice data that reads frame by frame, and the musical specific property according to analyzing can omit the calculating process of choosing the coherent video data sampling.Therefore, above-mentioned decryption device 220 and image synchronizer 230 be deal with data independently of each other, on this point, has also greatly reduced the burden of operation program.
Be that the center describes the present invention above with the desirable embodiment.But the present invention is not limited only to above-mentioned example, and the commonsense personnel in field can carry out the various distortion and the application of above not example under all the present invention in the scope that does not break away from intrinsic propesties of the present invention.For example, can be out of shape concrete each inscape that occurs in the embodiments of the invention.All be, those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, and be not to be used as limitation of the invention, as long as in connotation scope of the present invention, all will drop in the scope of claims of the present invention variation, the modification of the above embodiment.
Claims (11)
1. a record is used for the computer-readable media of the multimedia file of audio/video synchronization, and for the data recording multimedia data documenting program recording medium of using on computers, it can make following module play effectiveness:
Can be for the data input module of sampling of input image data and voice data;
Successively to the image data of above-mentioned input sampling tab indexes information index generation module;
Above-mentioned voice data is carried out signal processing, the presentation that is convertible into certain intrinsic numeric is divided into certain interval, generate the index respective modules of the corresponding informance between above-mentioned index information and the above-mentioned presentation interval that separates;
With above-mentioned voice data is the presentation that unit converts above-mentioned intrinsic numeric to the some cycles, according to the audio analysis module of above-mentioned corresponding informance tab indexes information;
Formation is intended to generate the operating area of above-mentioned media data file, writes down above-mentioned voice data, label data row successively and according to the index information of above-mentioned corresponding informance label, thereby generates the file generating module of a media data file.
2. record as claimed in claim 1 is used for the computer-readable media of the multimedia file of audio/video synchronization, it is characterized in that:
Also comprise the above-mentioned voice data with the certain format decoding is decrypted into pulse code modulation data, with the deciphering module of above-mentioned pulse code modulation data to above-mentioned audio analysis module transmission.
3. record as claimed in claim 1 is used for the computer-readable media of the multimedia file of audio/video synchronization, it is characterized in that:
Above-mentioned data input module provides Users panel, selects to be used for the image data of above-mentioned image data sampling the image data that can be stored from the aforementioned calculation machine.
4. record as claimed in claim 1 is used for the computer-readable media of the multimedia file of audio/video synchronization, it is characterized in that:
Above-mentioned data input module provides Users panel, selects to be used for the voice data of above-mentioned signal processing the voice data that can be stored from the aforementioned calculation machine.
5. be used for the computer-readable media of the multimedia file of audio/video synchronization as claim item 1 described record, it is characterized in that:
Above-mentioned data input module transmits the above-mentioned some cycles of being imported to above-mentioned audio analysis module.
6. record as claimed in claim 1 is used for the computer-readable media of the multimedia file of audio/video synchronization, it is characterized in that:
Above-mentioned file generating module lists record bookmark name and tag size at above-mentioned label data.
7. record as claimed in claim 1 is used for the computer-readable media of the multimedia file of audio/video synchronization, it is characterized in that:
Above-mentioned file generating module lists the above-mentioned some cycles of record at above-mentioned label data.
8. record as claimed in claim 1 is used for the computer-readable media of the multimedia file of audio/video synchronization, it is characterized in that:
Above-mentioned file generating module is certain numerical value with initial index number value record when recording indexes numerical value in turn, and the index numerical value of record is variable quantity with its front index numerical value in turn after above-mentioned initial index numerical value.
9. the record that can read with the computer of record audio, audio video synchronization multimedia file producing program as claimed in claim 1 is used for the computer-readable media of the multimedia file of audio/video synchronization, it is characterized in that:
Above-mentioned file generating module also writes down the above-mentioned image data sampling on above-mentioned operating area.
10. an audio/video synchronization makeup is put, and it is characterized in that comprising following components:
Voice data, the image data sampling that can be write down for input storage, when reading above-mentioned voice data, with some cycles make that the synchronous index of reference of image of above-mentioned image data sample-synchronousization is listed as in proper order, the storage device of above-mentioned some cycles and the multimedia file of the label data row that are used to distinguish the different data area of above-mentioned voice data;
According to above-mentioned some cycles, above-mentioned voice data is decrypted into the decryption device that pulse code modulation data transmits;
The above-mentioned pulse code modulation data that above-mentioned decryption device is transmitted converts the audio output device that analog signal is exported to;
When above-mentioned decryption device moves, read the synchronous index of reference of above-mentioned image in turn according to above-mentioned some cycles and be listed as in proper order, the image synchronizer that will play with sampling of the corresponding image data of the index that reads and the pulse code modulation data synchronization of exporting by above-mentioned audio output device.
11. audio/video synchronization makeup as claimed in claim 10 is put, and it is characterized in that:
The synchronous index of reference of image in the above-mentioned image synchronizer is listed as in proper order initial index number value record is become certain numerical value, the index numerical value of record is the order row of the variable quantity of record and its front index numerical value in turn after above-mentioned initial index numerical value, the variable quantity of above-mentioned image synchronizer computing on initial index numerical value, reduce the index numerical value of back in turn, be listed as in proper order thereby read the synchronous index of reference of above-mentioned image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101185814A CN101193251A (en) | 2006-11-22 | 2006-11-22 | Computer readable recording media and device for recording multimedia file |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101185814A CN101193251A (en) | 2006-11-22 | 2006-11-22 | Computer readable recording media and device for recording multimedia file |
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| CN101193251A true CN101193251A (en) | 2008-06-04 |
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| CNA2006101185814A Pending CN101193251A (en) | 2006-11-22 | 2006-11-22 | Computer readable recording media and device for recording multimedia file |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101635848B (en) * | 2008-07-22 | 2013-08-07 | 北大方正集团有限公司 | Method and device for editing video file |
| CN102117647B (en) * | 2009-12-31 | 2014-12-17 | 上海博泰悦臻网络技术服务有限公司 | Playing method and player of media pack |
-
2006
- 2006-11-22 CN CNA2006101185814A patent/CN101193251A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101635848B (en) * | 2008-07-22 | 2013-08-07 | 北大方正集团有限公司 | Method and device for editing video file |
| CN102117647B (en) * | 2009-12-31 | 2014-12-17 | 上海博泰悦臻网络技术服务有限公司 | Playing method and player of media pack |
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