CN103327401A - Multimedia transcoder, transcoding method and multimedia playing terminal - Google Patents
Multimedia transcoder, transcoding method and multimedia playing terminal Download PDFInfo
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Abstract
The invention discloses a multimedia transcoder and a transcoding method. The transcoder comprises a pre-transcoding module, a parameter modifying module and a normal transcoding module, wherein the pre-transcoding module is used for carrying out pre-transcoding treatment of predetermined duration on a multimedia source file to be transcoded according to an initial transcoding parameter after a pre-transcoding mode is triggered so as to obtain a pre-transcoding treatment file, the parameter modifying module is used for modifying the initial transcoding parameter when the pre-transcoding treatment file can not be played normally and sending a modified transcoding parameter to the pre-transcoding module, and the normal transcoding module is used for transcoding the multimedia source file to be transcoded according to the transcoding parameter used by the pre-transcoding module currently when the pre-transcoding treatment file can be played normally. According to the multimedia transcoder, the transcoding method and a multimedia playing terminal, pre-transcoding of predetermined duration is carried out before complete transcoding of the multimedia source file, then trial playing is carried out, and therefore complete file transcoding is carried out only after a proper transcoding parameter is determined, the situation that transcoding needs to be carried out again after the completely transcoded multimedia source file is found unable to be played normally is avoided, and then time and resources are saved and transcoding efficiency is improved.
Description
Technical field
The present invention relates to the multimedia process field, the multimedia play terminal that relates in particular to the code-transferring method of multi-media transcoding device, multimedia file and use this multi-media transcoding device or code-transferring method.
Background technology
Along with the continuous evolution of information industry, increasing mobile device, such as iPad, iPhone etc., its image quality is finer and smoother, and needed hardware supports is also more and more higher, so, no longer remote at the mobile device HD video.But, because mobile device is subjected to the restrictions such as internal memory, storage, CPU computing capability and power consumption, often helpless for the broadcast of the video file of the aloof from politics and material pursuits code check of height.This is converted to regard to the video file that needs transcoding software that these mobile devices can not be play-overed can support the form play.Transcoding process relates to the parameter indexs such as file format, resolution, code check; By changing these parameters, make multimedia file be able in mobile device, play-over.
After present transcoding software is set transcoding parameter (such as resolution, code check etc.) often, until transcoding is finished and just can be offered the user and watch the actual video effect.For the video file of the high code check of high definition, its transcoding process is more consuming time.Yet, in case setting parameter is wrong, cause transcoding multi-media objects file out possibly can't play at mobile device, need to reset the transcoding parameter and re-start transcoding, serious waste time and resource, inefficiency.
Summary of the invention
The main technical problem to be solved in the present invention is that the relatively much higher media transcoding device of a kind of transcoding efficiency and code-transferring method are provided.
An aspect according to embodiment of the present invention provides a kind of multi-media transcoding device, comprising: pre-transcoding module, be used for after the prerotation pattern is triggered, according to initial transcoding parameter, treat the pre-transcoding processing that the transcoding multimedia source files is carried out scheduled duration, obtain pre-transcoding and process file; The parameter modification module is used for revising described initial transcoding parameter, and amended transcoding parameter being sent to described pre-transcoding module when the broadcast of described pre-transcoding processing file is undesired; Normal transcoding module when normal for the broadcast of processing file when described pre-transcoding, according to the transcoding parameter of the current use of pre-transcoding module, is carried out transcoding to the described transcoding multimedia source files for the treatment of.
Based on this, a kind of multimedia play terminal is provided, comprise aforesaid multi-media transcoding device.
Another aspect according to embodiment of the present invention, a kind of code-transferring method of multimedia file is provided, comprise: pre-transcoding step, after the prerotation pattern is triggered, according to initial transcoding parameter, treat the transcoding multimedia source files and carry out the pre-transcoding processing of scheduled duration, obtain pre-transcoding and process file; The parameter modification step is processed file when described pre-transcoding and is play when undesired, revises described initial transcoding parameter, and amended transcoding parameter is returned pre-transcoding step to re-start pre-transcoding step; Normal transcoding step is processed file when described pre-transcoding and is play when normal, according to the transcoding parameter of the current use of pre-transcoding step, the described transcoding multimedia source files for the treatment of is carried out transcoding.
The invention has the beneficial effects as follows: pilot by the pre-transcoding that before multimedia source files is carried out whole transcodings, carries out scheduled duration, thereby after determining suitable transcoding parameter, carry out again whole transcodings of source file, avoided behind whole transcodings, finding that broadcast is undesired and caused again transcoding, thereby saved time and resource, improved transcoding efficiency.
Description of drawings
Fig. 1 is the structural representation of the multi-media transcoding device of one embodiment of the present invention;
Fig. 2 is the structural representation of the multimedia play terminal of one embodiment of the present invention;
Fig. 3 is the schematic flow sheet of code-transferring method of the multimedia file of one embodiment of the present invention.
Embodiment
By reference to the accompanying drawings the present invention is described in further detail below by embodiment.
Execution mode one:
As shown in Figure 1, the multi-media transcoding device that provides of present embodiment comprises: pre-transcoding module 110, parameter modification module 130 and normal transcoding module 150; Wherein, pre-transcoding module 110 is used for after the prerotation pattern is triggered, and according to initial transcoding parameter, treats the pre-transcoding processing that the transcoding multimedia source files is carried out scheduled duration, obtains pre-transcoding and processes file; Parameter modification module 130 is used for revising described transcoding parameter, and amended transcoding parameter being sent to described pre-transcoding module when the broadcast of described pre-transcoding processing file is undesired; When normal transcoding module 150 is normal for the broadcast of processing file when described pre-transcoding, according to the transcoding parameter of the current use of pre-transcoding module, the described transcoding multimedia source files for the treatment of is carried out transcoding.
Multimedia source files wants to carry out the multimedia file of transcoding for the user, can be any one file formats in digital terminal equipment such as audio file, video file or audio-video document, such as AVI, MPEG, ASF, RM, WMV etc.
For pre-transcoding module 110, pre-transcoding module 110 comprises separative element 111, transcoding units 115 and synthesis unit 117 among a kind of embodiment, and separative element 111 is used for treating the transcoding multimedia source files and carries out the audio/video flow separation, output audio stream and video flowing; Transcoding units 115 is used for audio stream and the video flowing that obtains carried out respectively transcoding according to the transcoding parameter; Synthesis unit 117 is used for the audio stream behind the transcoding of scheduled duration and video flowing are synthesized, and obtains pre-transcoding and processes file.Here, " obtain " word and can be understood as that initiatively to obtain from other unit also can be to receive the data that other unit send.
Among the another kind of embodiment, still as shown in Figure 1, pre-transcoding module 110 comprises separative element 111, decoding unit 113, transcoding units 115 and synthesis unit 117, wherein separative element 111, transcoding units 115 and synthesis unit 117 are with last embodiment, decoding unit 113 is used for audio stream and video flowing that separation obtains are decoded respectively, and decoded audio stream and video flowing output to transcoding units 115 and carry out subsequent treatment.
It will be understood by those skilled in the art that, it is actual when multimedia source files is processed, be not disposable whole source file to be processed, but source file is carried out the divided data piece, process successively by data block, as be divided into piece A, piece B ... wait and process, similar streamline operation, a blocks of data after only after last blocks of data processing finishes, just beginning to process; Therefore, in the multi-media transcoding device of present embodiment, the separative element of pre-transcoding module, decoding unit, transcoding units, synthesis units etc. are all processed successively by piece, to piece A (supposing that the contained duration of piece A is greater than scheduled duration) when processing, after if synthesis unit synthesizes according to scheduled duration (such as 1min), with no longer synthetic data flow except scheduled duration, this moment, synthesis unit finished the processing of piece A, the file of the scheduled duration after output is synthetic (being that pre-transcoding is processed file), in other words, separative element, decoding unit, transcoding units will quit work, and no longer continue to process the remainder data piece.
Among a kind of embodiment, the trigger condition of prerotation pattern can be that the user chooses the prerotation code function, for example, sets a pre-transcoding button or button at human-computer interaction interface, after the user chooses this button or button, triggers the prerotation pattern; Among the another kind of embodiment, the trigger condition of prerotation pattern can be automatic triggering type, for example, in case as treating that the transcoding multimedia source files is imported into transcoder then automatically triggers the prerotation pattern.
Among a kind of embodiment, initial transcoding parameter can be the transcoding parameter of directly being inputted by human-computer interaction interface by the user; This mode is fit to the professional user.Among another embodiment, initial transcoding parameter can be the transcoding parameter corresponding with the device type of being inputted or choosing by human-computer interaction interface by the user, for example, the text box of the type that supplies the user to input digital terminal equipment is provided or provides polytype for user selection at human-computer interaction interface, common a kind of digital terminal equipment acquiescence can be play the multimedia file of at least a form, its acquiescence provides corresponding transcoding parameter, and this transcoding parameter is initial transcoding parameter.Among the another kind of embodiment, initial transcoding parameter is the transcoding parameter of multi-media transcoding device default setting.Here, the transcoding parameter can include but not limited to video resolution, video frame rate, video codes speed, video encoder type, audio sample rate, audio track, audio code speed and audio coder type etc.
After obtaining the pre-transcoding processing file of pre-transcoding module 110, the multi-media transcoding device should be pre-transcoding process file and directly upload terminal equipment and play (or claiming to pilot), determine whether use current transcoding parameter that whole multimedia source files is carried out transcoding according to the result that pilots, if can normal play, then use current transcoding parameter to carry out transcoding, if cannot normal play, then need to revise the transcoding parameter and re-start the preliminary operation code, until find suitable transcoding parameter.
The modification of 130 pairs of transcoding parameters of parameter modification module is among a kind of embodiment: the transcoding parameter that the user who receives according to human-computer interaction interface inputs is made amendment, and this mode is applicable to the professional user; Among the another kind of embodiment, the modification of transcoding parameter is to make amendment according to the transcoding parameter that presets in the transcoding parameter configuration files that arranges in advance; This mode is convenient to domestic consumer's use.
Pre-transcoding module and the normal related concrete transcoding process of transcoding module can adopt any general transcoding technology of those skilled in the art, such as motion vectors mapping, the conversion of DCT territory, residual error revaluation etc., and the embodiment of the invention is not restricted this.Similarly, separative element, decoding unit and synthesis unit all can adopt the general technology of those skilled in the art to realize respectively, and the embodiment of the invention is not done restriction equally to this.
The multi-media transcoding device that each embodiment provides can be used for multimedia play terminal, such as DVD, CD, PC, mobile phone, MP4, MP3, PSP etc.This multi-media transcoding device can be to run on the unit that software unit, hardware cell or software and hardware in these multimedia play terminals combine, and also can be used as independently, suspension member is integrated in these multimedia play terminals or runs in the application system of these multimedia play terminals.
The various embodiments described above are by increasing the prerotation code function in transcoder, with multimedia source files between whole transcodings the file of preliminary operation code scheduled duration pilot, thereby determine to carry out again full text spare transcoding after the suitable transcoding parameter, so that transcoding file out can smooth and easy broadcast on all kinds of portable terminals, both avoided repeatedly revising the loaded down with trivial details of transcoding parameter, also save time and resource, greatly improved transcoding efficiency.
Execution mode two:
As shown in Figure 2, present embodiment provides a kind of multimedia play terminal 10, comprise multi-media transcoding device 100 and player 200, wherein, the pre-transcoding that the multi-media transcoding device that multi-media transcoding device 100 provides for execution mode one, player 200 are used for the pre-transcoding module output of play multimedia transcoder is processed the multimedia source files behind the transcoding of file or normal transcoding module output.Player 200 adopts the general play-back technology of those skilled in the art to realize, present embodiment is not done restriction to this.Similarly, the multimedia play terminal of present embodiment can be such as DVD, CD, PC, mobile phone, MP4, MP3, PSP etc.
Execution mode three:
Present embodiment provides the code-transferring method of multimedia file, comprises the steps:
Pre-transcoding step S1 after the prerotation pattern is triggered, according to initial transcoding parameter, treats the pre-transcoding processing that the transcoding multimedia source files is carried out scheduled duration, obtains pre-transcoding and processes file;
Parameter modification step S2 processes file when pre-transcoding and plays when undesired, revises the transcoding parameter, and amended transcoding parameter is returned pre-transcoding step S1 to re-start pre-transcoding step S1;
Normal transcoding step S3 processes file when pre-transcoding and plays when normal, according to the transcoding parameter of the current use of pre-transcoding step S1, treats the transcoding multimedia source files and carries out transcoding.
Describe the handling process of the code-transferring method of this multimedia file in detail below by embodiment shown in Figure 3.As shown in Figure 3, comprising:
Step S100 triggers the prerotation pattern;
Among a kind of embodiment, the trigger condition of prerotation pattern can be that the user chooses the prerotation code function, for example, sets a pre-transcoding button or button at human-computer interaction interface, after the user chooses this button or button, triggers the prerotation pattern; Among the another kind of embodiment, the trigger condition of prerotation pattern can be automatic triggering type, for example, in case as treating that the transcoding multimedia source files is imported into transcoder then automatically triggers the prerotation pattern.
Step S101 separates and looks audio frequency;
Treat the transcoding multimedia source files and carry out the audio/video flow separation, output audio stream and video flowing, concrete isolation technics adopts the general technology of those skilled in the art to realize, and the embodiment of the invention is not done restriction to this.
Step S103 is depending on audio decoder;
Usually therefore video flowing and audio stream need to decode respectively to it all through coding, just can carry out next step transcoding; Certainly, be the initial data of un-encoded if it will be understood by those skilled in the art that video flowing and audio stream, corresponding decoding step is omissible.
Step S105, the preliminary operation code;
Carry out transcoding according to initial transcoding parameter, concrete transcoding process can adopt any general transcoding technology of those skilled in the art, such as motion vectors mapping, the conversion of DCT territory, residual error revaluation etc., and the embodiment of the invention is not restricted this.Among a kind of embodiment, initial transcoding parameter can be the transcoding parameter of directly being inputted by human-computer interaction interface by the user; This mode is fit to the professional user.Among another embodiment, initial transcoding parameter can be the transcoding parameter corresponding with the device type of being inputted or choosing by human-computer interaction interface by the user, for example, the text box of the type that supplies the user to input digital terminal equipment is provided or provides polytype for user selection at human-computer interaction interface, common a kind of digital terminal equipment acquiescence can be play the multimedia file of at least a form, its acquiescence provides corresponding transcoding parameter, and this transcoding parameter is initial transcoding parameter.Among the another kind of embodiment, initial transcoding parameter is the transcoding parameter of multi-media transcoding device default setting.Here, the transcoding parameter can include but not limited to video resolution, video frame rate, video codes speed, video encoder type, audio sample rate, audio track, audio code speed and audio coder type etc.
Step S107, synthetic video/audio;
Audio stream behind the transcoding of scheduled duration and video flowing are synthesized, obtain pre-transcoding and process file.Concrete synthetic technology adopts the general technology of those skilled in the art to realize, the embodiment of the invention is not done restriction equally to this.It will be understood by those skilled in the art that, it is actual when multimedia source files is processed, be not disposable whole source file to be processed, but source file is carried out the divided data piece, process successively by data block, as be divided into piece A, piece B ... wait and process, similar streamline operation, a blocks of data after only after last blocks of data processing finishes, just beginning to process; Therefore, in the present embodiment, aforesaid separating step, decoding step, the transcoding step, synthesis steps etc. are all processed successively by piece, to piece A (supposing that the contained duration of piece A is greater than scheduled duration) when processing, after if synthesis step synthesizes according to scheduled duration (such as 1min), with no longer synthetic data flow except scheduled duration, this moment, synthesis step finished the processing of piece A, the file of the scheduled duration after output is synthetic (being that pre-transcoding is processed file), in other words, all the other steps will quit work, and no longer continue to process the remainder data piece.
Step S109 uploads synthetic result and pilots;
After obtaining the pre-transcoding processing file of pre-transcoding module 110, should be pre-transcoding process file and directly upload terminal equipment and play (or claiming to pilot), determine whether use current transcoding parameter that whole multimedia source files is carried out transcoding according to the result that pilots, if can normal play, then turning step S113 uses current transcoding parameter to carry out transcoding, if cannot normal play, then turn step S111 the transcoding parameter is made amendment to re-start the preliminary operation code, until find suitable transcoding parameter.
Step S111 if it is undesired to pilot, revises the transcoding parameter;
Among a kind of embodiment to the modification of transcoding parameter be: the transcoding parameter that the user who receives according to human-computer interaction interface inputs is made amendment, and this mode is applicable to the professional user; Among the another kind of embodiment, the modification of transcoding parameter is to make amendment according to the transcoding parameter that presets in the transcoding parameter configuration files that arranges in advance; This mode is convenient to domestic consumer's use.
Step S113 if it is normal to pilot, triggers normal transcoding pattern.
According to the transcoding parameter of the current use of preliminary operation code step S105, treat the transcoding multimedia source files and carry out transcoding, obtain the multi-media objects file.
Certainly, present embodiment can also comprise the step of playing this multi-media objects file after obtaining the multi-media objects file.
The transcoder of embodiment of the present invention or embodiment can be integrated in the player, as broadcasting soon player, enters transcoder by player interface, but the two also independent operating of transcoder and player.Each execution mode is by a bit of video of pre-transcoding scheduled duration, although increased a pre-transcoding process on the flow process, but because pre-transcoding only needs the transcoding video of very short time, this process is very quick, uploading this section small video also can be very quick, therefore compare behind the whole file transcoding time that just discovery can not normal play be wasted, greatly improved transcoding efficiency.
Above content is in conjunction with concrete execution mode further description made for the present invention, can not assert that implementation of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. multi-media transcoding device is characterized in that comprising:
Pre-transcoding module is used for after the prerotation pattern is triggered, and according to initial transcoding parameter, treats the pre-transcoding processing that the transcoding multimedia source files is carried out scheduled duration, obtains pre-transcoding and processes file;
The parameter modification module is used for revising described initial transcoding parameter, and amended transcoding parameter being sent to described pre-transcoding module when the broadcast of described pre-transcoding processing file is undesired;
Normal transcoding module when normal for the broadcast of processing file when described pre-transcoding, according to the transcoding parameter of the current use of pre-transcoding module, is carried out transcoding to the described transcoding multimedia source files for the treatment of.
2. multi-media transcoding device as claimed in claim 1 is characterized in that, described pre-transcoding module comprises:
Separative element is used for treating the transcoding multimedia source files and carries out the audio/video flow separation, output audio stream and video flowing;
Transcoding units is used for audio stream and the video flowing that obtains carried out respectively transcoding according to the transcoding parameter;
Synthesis unit is used for the audio stream behind the transcoding of scheduled duration and video flowing are synthesized, and obtains pre-transcoding and processes file.
3. multi-media transcoding device as claimed in claim 2 is characterized in that, described pre-transcoding module also comprises: decoding unit, be used for audio stream and video flowing that separation obtains are decoded respectively, and export decoded audio stream and video and flow to transcoding units.
4. multi-media transcoding device as claimed in claim 2 is characterized in that, the audio stream and the video flowing that carry out scheduled duration when described synthesis unit are synthetic, and described separative element and transcoding units quit work.
5. such as each described multi-media transcoding device of claim 1-4, it is characterized in that,
The trigger condition of described prerotation pattern comprises: the prerotation code function in the human-computer interaction interface is selected, and perhaps the described transcoding multimedia source files for the treatment of is imported into;
Described initial transcoding parameter comprises: the transcoding parameter of operator's input that human-computer interaction interface receives, the transcoding parameter that the device type of the operator's input that perhaps receives with human-computer interaction interface is corresponding, perhaps the transcoding parameter of transcoder acquiescence;
Described parameter modification module comprises the modification of transcoding parameter: the transcoding parameter that the operator who receives according to human-computer interaction interface inputs is made amendment, and perhaps makes amendment according to the transcoding parameter that presets in the default transcoding parameter configuration files.
6. a multimedia play terminal is characterized in that comprising: such as each described multi-media transcoding device of claim 1-5.
7. the code-transferring method of a multimedia file is characterized in that comprising:
Pre-transcoding step after the prerotation pattern is triggered, according to initial transcoding parameter, is treated the pre-transcoding processing that the transcoding multimedia source files is carried out scheduled duration, obtains pre-transcoding and processes file;
The parameter modification step is processed file when described pre-transcoding and is play when undesired, revises described initial transcoding parameter, and amended transcoding parameter is returned pre-transcoding step to re-start pre-transcoding step;
Normal transcoding step is processed file when described pre-transcoding and is play when normal, according to the transcoding parameter of the current use of pre-transcoding step, the described transcoding multimedia source files for the treatment of is carried out transcoding.
8. code-transferring method as claimed in claim 7 is characterized in that, described pre-transcoding step comprises:
The segregant step is treated the transcoding multimedia source files and is carried out the audio/video flow separation, output audio stream and video flowing;
The decoding substep is decoded respectively to audio stream and video flowing that separation obtains;
The transcoding substep, audio stream and video flowing that decoding is obtained carry out respectively transcoding according to the transcoding parameter;
The synthon step is synthesized the audio stream behind the transcoding of scheduled duration and video flowing, obtains pre-transcoding and processes file;
If audio stream and video flowing are the initial data of un-encoded, skip the decoding substep.
9. code-transferring method as claimed in claim 8 is characterized in that, synthetic when the audio stream that carries out scheduled duration and video flowing, other substep stops to process.
10. such as each described code-transferring method of claim 7-9, it is characterized in that,
The trigger condition of described prerotation pattern comprises: the prerotation code function in the human-computer interaction interface is selected, and perhaps the described transcoding multimedia source files for the treatment of is imported into;
Described initial transcoding parameter comprises: the transcoding parameter of operator's input that human-computer interaction interface receives, the transcoding parameter that the device type of the operator's input that perhaps receives with human-computer interaction interface is corresponding, perhaps the transcoding parameter of transcoder acquiescence;
Described parameter modification step comprises the modification of transcoding parameter: the transcoding parameter that the operator who receives according to human-computer interaction interface inputs is made amendment, and perhaps makes amendment according to the transcoding parameter that presets in the default transcoding parameter configuration files.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103702172A (en) * | 2013-12-13 | 2014-04-02 | 乐视网信息技术（北京）股份有限公司 | Method and system for carrying out dolby transcoding on AV (Audio/Video) |
| CN104581169A (en) * | 2014-12-31 | 2015-04-29 | 乐视网信息技术（北京）股份有限公司 | Grading transcoding method and device |
| CN104754366A (en) * | 2015-03-03 | 2015-07-01 | 腾讯科技（深圳）有限公司 | Audio and video file live broadcasting method, device and system |
| CN107529092A (en) * | 2017-09-30 | 2017-12-29 | 北京元心科技有限公司 | User equipment, multimedia information processing method and device |
| CN110166797A (en) * | 2019-05-17 | 2019-08-23 | 北京达佳互联信息技术有限公司 | Video transcoding method, device, electronic equipment and storage medium |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090169181A1 (en) * | 2008-01-02 | 2009-07-02 | Shaiwal Priyadarshi | Application enhancement tracks |
| CN101635854A (en) * | 2009-08-26 | 2010-01-27 | 腾讯科技（深圳）有限公司 | Method and device for realizing transcoding merging |
| CN101917612A (en) * | 2009-12-17 | 2010-12-15 | 新奥特（北京）视频技术有限公司 | Streaming media video coding method and device |
| CN101990087A (en) * | 2010-09-28 | 2011-03-23 | 深圳中兴力维技术有限公司 | Wireless video monitoring system and method for dynamically regulating code stream according to network state |
| US20110185058A1 (en) * | 2010-01-18 | 2011-07-28 | Clinton Priddle | Method and Arrangement for Supporting Playout of Content |
| CN101924943B (en) * | 2010-08-27 | 2011-11-16 | 郭敏 | Real-time low-bit rate video transcoding method based on H.264 |
-
2012
- 2012-03-19 CN CN201210072231.4A patent/CN103327401B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090169181A1 (en) * | 2008-01-02 | 2009-07-02 | Shaiwal Priyadarshi | Application enhancement tracks |
| CN101635854A (en) * | 2009-08-26 | 2010-01-27 | 腾讯科技（深圳）有限公司 | Method and device for realizing transcoding merging |
| CN101917612A (en) * | 2009-12-17 | 2010-12-15 | 新奥特（北京）视频技术有限公司 | Streaming media video coding method and device |
| US20110185058A1 (en) * | 2010-01-18 | 2011-07-28 | Clinton Priddle | Method and Arrangement for Supporting Playout of Content |
| CN101924943B (en) * | 2010-08-27 | 2011-11-16 | 郭敏 | Real-time low-bit rate video transcoding method based on H.264 |
| CN101990087A (en) * | 2010-09-28 | 2011-03-23 | 深圳中兴力维技术有限公司 | Wireless video monitoring system and method for dynamically regulating code stream according to network state |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103702172A (en) * | 2013-12-13 | 2014-04-02 | 乐视网信息技术（北京）股份有限公司 | Method and system for carrying out dolby transcoding on AV (Audio/Video) |
| CN104581169A (en) * | 2014-12-31 | 2015-04-29 | 乐视网信息技术（北京）股份有限公司 | Grading transcoding method and device |
| CN104754366A (en) * | 2015-03-03 | 2015-07-01 | 腾讯科技（深圳）有限公司 | Audio and video file live broadcasting method, device and system |
| US10187668B2 (en) | 2015-03-03 | 2019-01-22 | Tencent Technology (Shenzhen) Company Limited | Method, system and server for live streaming audio-video file |
| CN107529092A (en) * | 2017-09-30 | 2017-12-29 | 北京元心科技有限公司 | User equipment, multimedia information processing method and device |
| CN110166797A (en) * | 2019-05-17 | 2019-08-23 | 北京达佳互联信息技术有限公司 | Video transcoding method, device, electronic equipment and storage medium |
| WO2020233283A1 (en) * | 2019-05-17 | 2020-11-26 | 北京达佳互联信息技术有限公司 | Video transcoding method and apparatus, and electronic device and storage medium |
| CN110166797B (en) * | 2019-05-17 | 2022-02-01 | 北京达佳互联信息技术有限公司 | Video transcoding method and device, electronic equipment and storage medium |
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