CN105407107A - Transmission method and device for streaming media data - Google Patents
Transmission method and device for streaming media data Download PDFInfo
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- CN105407107A CN105407107A CN201510989337.4A CN201510989337A CN105407107A CN 105407107 A CN105407107 A CN 105407107A CN 201510989337 A CN201510989337 A CN 201510989337A CN 105407107 A CN105407107 A CN 105407107A
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- network quality
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- medium data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/80—Responding to QoS
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/61—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention provides a transmission method and device for streaming media data. The method comprises the following steps: monitoring the current network quality by a terminal, and transmitting a request message used for acquiring a code rate corresponding to the network quality to a server according to the network quality; receiving the code rate transmitted by the server by the terminal, and transmitting the streaming media data according to the code rate, wherein a plurality of resolution ratios sorted by size and lists of a plurality of code rates corresponding to each resolution ratio are preset in the server, and in a first resolution ratio and a second resolution ratio with adjacent list sorting, the smallest code rate corresponding to the first resolution ratio is smaller than the biggest code rate corresponding to the second resolution ratio. When the network quality is poor, the terminal acquires the code rate corresponding to the network quality in the same resolution ratio, so that the influence to a visual effect due to the switching of resolution ratios can be avoided, and when the network quality is better, a high code rate can be selected, and the bandwidth can be fully used, so that the visual experience of users can be improved.
Description
Technical field
The present invention relates to technical field of data transmission, particularly relate to a kind of transmission method and device of stream medium data.
Background technology
DASH host-host protocol is a kind of media transport protocol based on HTTP, so have powerful penetration capacity based on the multi-medium data of DASH at various LA Management Room.Increasing multimedia service business adopts DASH agreement to carry out distribution of media.
At present, the transmission method of stream medium data is generally at server end, and same section of video content is compressed into the burst of multiple code check, and terminal can ask the segmentation of different code check by the GET of HTTP, to reaching the object of the continuous playback of video flowing.Can ask when network quality is good the segmentation that code check is higher, and ask the segmentation that code check is lower when network quality is poor time.Generally can store in server and comprise resolution and list corresponding to code check, as described in Table 1:
Table 1
5 kinds of resolution are comprised in above-mentioned table 1, often kind of resolution correspondence 2 to 6 kinds of code checks, along with the change of network quality, the code check of terminal request also can change thereupon, because resolution is less, the code check of its correspondence is also less, if when network quality is poor, when the code check of high-resolution without applicable network quality, when then needing to change low resolution, in low resolution, obtain the less code check corresponding with network quality, if so back and forth carry out the switching of resolution and code check, reduce display effect, have impact on the visual experience of user.
Summary of the invention
For defect of the prior art, the invention provides a kind of transmission method and device of stream medium data, the sluggishness achieving resolution switches, and improves the visual experience of user with this.
First aspect, the invention provides a kind of transmission method of stream medium data, comprising:
The network quality that terminal monitoring is current, and according to described network quality to the request message of server transmission for obtaining the code check corresponding with described network quality;
Described terminal receives the code check that described server sends, according to described code check transport stream media data;
Wherein, the list of multiple resolution and the multiple code checks corresponding with each resolution sorted according to size is preset with in described server, and in the adjacent first resolution of described list ordering and second resolution, the minimum code check corresponding with first resolution is less than the maximum code check corresponding with second resolution.
Optionally, the network quality that described terminal monitoring is current, and according to described network quality to the request of server transmission for obtaining the code check corresponding with described network quality, comprising:
The resolution of the transmission of the network quality that described terminal monitoring is current and described current stream medium data;
Described terminal, when detecting current network quality and being less than or equal to default network quality, sends the request for obtaining the code check identical and corresponding with described network quality with the transmission resolution of described current stream medium data to described server.
Second aspect, present invention also offers a kind of transmission method of stream medium data, comprising:
The request message for obtaining the code check corresponding with network quality that server receiving terminal sends, described request message comprises: the resolution of terminal transmission stream medium data and the network quality of terminal;
Described server is according to the described resolution of terminal transmission stream medium data and the network quality of terminal, the code check corresponding with the resolution of described terminal transmission stream medium data and the network quality of terminal is obtained in the presets list, and described code check is sent to described terminal, transmit described stream medium data to make described terminal according to described code check;
Wherein, the multiple resolution according to size sequence and the multiple code checks corresponding with each resolution are preset with in described the presets list, and in the adjacent first resolution of described list ordering and second resolution, the minimum code check corresponding with first resolution is less than the maximum code check corresponding with second resolution.
Optionally, described server, according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtains the code check corresponding with the resolution of described terminal transmission stream medium data and the network quality of terminal, comprising in the presets list:
Described server, according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtains identical with the resolution of described terminal transmission stream medium data in the presets list, and the code check corresponding with described network quality.
Optionally, in the presets list of described server, the quantity of the code check that each resolution is corresponding is more than or equal to 2.
The third aspect, present invention also offers a kind of transmitting device of stream medium data, comprising:
Monitoring modular, for monitoring current network quality;
Acquisition module, for sending request message for obtaining the code check corresponding with described network quality according to described network quality to server;
Receiver module, for receiving the code check that described server sends;
Data transmission module, for according to described code check transport stream media data;
Wherein, the list of multiple resolution and the multiple code checks corresponding with each resolution sorted according to size is preset with in described server, and in the adjacent first resolution of described list ordering and second resolution, the minimum code check corresponding with first resolution is less than the maximum code check corresponding with second resolution.
Optionally, the network quality that described terminal monitoring is current, and according to described network quality to the request of server transmission for obtaining the code check corresponding with described network quality, comprising:
Described monitoring modular, for monitoring the resolution of the transmission of current network quality and described current stream medium data;
Described acquisition module, for when detecting current network quality and being less than or equal to default network quality, sends the request for obtaining the code check identical and corresponding with described network quality with the transmission resolution of described current stream medium data to described server.
Fourth aspect, present invention also offers a kind of transmitting device of stream medium data, comprising:
Receiver module, for the request message for obtaining the code check corresponding with network quality that receiving terminal sends, described request message comprises: the resolution of terminal transmission stream medium data and the network quality of terminal;
Acquisition module, for according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtains the code check corresponding with the resolution of described terminal transmission stream medium data and the network quality of terminal in the presets list;
Sending module, for described code check is sent to described terminal, transmits described stream medium data to make described terminal according to described code check;
Wherein, the multiple resolution according to size sequence and the multiple code checks corresponding with each resolution are preset with in described the presets list, and in the adjacent first resolution of described list ordering and second resolution, the minimum code check corresponding with first resolution is less than the maximum code check corresponding with second resolution.
Optionally, described server, according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtains the code check corresponding with the resolution of described terminal transmission stream medium data and the network quality of terminal, comprising in the presets list:
Described acquisition module, for according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtains identical with the resolution of described terminal transmission stream medium data in the presets list, and the code check corresponding with described network quality.
Optionally, in described the presets list, the quantity of the code check that each resolution is corresponding is more than or equal to 2.
As shown from the above technical solution, the invention provides a kind of transmission method and device of stream medium data, terminal obtains the solicited message of the code check corresponding with network quality to server according to current network quality, because in the presets list in server, each resolution all comprises different code checks, and minimum code check is less than the maximum code check of adjacent resolution, make when terminal network is second-rate, do not need by changing resolution, obtain the code check corresponding with low resolution, but by obtaining the code check corresponding with network quality in same resolution, the switching avoided because of resolution affects visual effect, high code check can also be selected when network quality is good simultaneously, make full use of bandwidth, improve the visual experience of user.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these figure.
The schematic flow sheet of the transmission method of a kind of stream medium data that Fig. 1 provides for one embodiment of the invention;
The schematic flow sheet of the transmission method of a kind of stream medium data that Fig. 2 provides for another embodiment of the present invention;
The structural representation of the transmitting device of a kind of stream medium data that Fig. 3 provides for one embodiment of the invention;
The structural representation of the transmitting device of a kind of stream medium data that Fig. 4 provides for another embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The schematic flow sheet of the transmission method of a kind of stream medium data that Fig. 1 provides for one embodiment of the invention, as shown in Figure 1, the method comprises the following steps:
101, the network quality that terminal monitoring is current, and according to described network quality to the request message of server transmission for obtaining the code check corresponding with described network quality.
The code check corresponding with network quality in the present embodiment can be understood as code check less in a certain resolution.
102, described terminal receives the code check that described server sends, according to described code check transport stream media data;
Wherein, the list of multiple resolution and the multiple code checks corresponding with each resolution sorted according to size is preset with in described server, and in the adjacent first resolution of described list ordering and second resolution, the minimum code check corresponding with first resolution is less than the maximum code check corresponding with second resolution, as described in Table 2 for prestoring list in the server.
Table 2
Such as be applicable to preferably adopting above-mentioned table 2 intermediate-resolution 1920 × 1080 in network quality, code check 3.7Mbps displaying video stream, when network quality is poor time, if want the code check selecting about 2.5Mbps, if but according to also needing resolution 1920 × 1080 to change to 1280 × 720 in current table 1, select the code check of corresponding with 1280 × 720 and corresponding with network quality 2.4Mbps again, because resolution needs to switch from high-resolution to low resolution, the experience greatly reducing user in the process of video flowing is watched user, so in order to reduce because the switching reducing resolution during code check is selected in network quality change, in table 2, when resolution is 1920 × 1080, code check is only needed to change to 2.6Mbps by 3.7Mbps, current network quality can be met to user's displaying video flow data, the said method of short duration variable effect user solved because of network quality watches the problem of visual experience.
In said method, terminal obtains the solicited message of the code check corresponding with network quality to server according to current network quality, because in the presets list in server, each resolution all comprises different code checks, and minimum code check is less than the maximum code check of adjacent resolution, make when terminal network is second-rate, do not need by changing resolution, obtain the code check corresponding with low resolution, but by obtaining the code check corresponding with network quality in same resolution, the switching avoided because of resolution affects visual effect, high code check can also be selected when network quality is good simultaneously, make full use of bandwidth, improve the visual experience of user.
The network quality that described in above-mentioned steps 201, terminal monitoring is current, and according to described network quality to the request of server transmission for obtaining the code check corresponding with described network quality, comprise following sub-step:
The resolution of the transmission of the network quality that 2011, described terminal monitoring is current and described current stream medium data;
2012, described terminal is when detecting current network quality and being less than or equal to default network quality, sends the request for obtaining the code check identical and corresponding with described network quality with the transmission resolution of described current stream medium data to described server.
More in order to comprise optional code check to each resolution, therefore the quantity of the code check that each resolution is corresponding is more than or equal to 2 in list, minimum code rate corresponding to high-resolution is less than maximum code check corresponding to adjacent resolution, so just ensure when needs switch less code check, resolution need not be changed again, but the code check of direct selection of small in same resolution, to resist the of short duration change of network quality.
Fig. 2 shows the schematic flow sheet of the transmission method of a kind of stream medium data that the embodiment of the present invention provides, and as shown in Figure 2, the method comprises the following steps:
201, the request message for obtaining the code check corresponding with network quality of server receiving terminal transmission, described request message comprises: the resolution of terminal transmission stream medium data and the network quality of terminal;
202, described server is according to the described resolution of terminal transmission stream medium data and the network quality of terminal, the code check corresponding with the resolution of described terminal transmission stream medium data and the network quality of terminal is obtained in the presets list, and described code check is sent to described terminal, transmit described stream medium data to make described terminal according to described code check;
Wherein, the multiple resolution according to size sequence and the multiple code checks corresponding with each resolution are preset with in described the presets list, and in the adjacent first resolution of described list ordering and second resolution, the minimum code check corresponding with first resolution is less than the maximum code check corresponding with second resolution.
In said method, terminal obtains the solicited message of the code check corresponding with network quality to server according to current network quality, because in the presets list in server, each resolution all comprises different code checks, and minimum code check is less than the maximum code check of adjacent resolution, make when terminal network is second-rate, do not need by changing resolution, obtain the code check corresponding with low resolution, but by obtaining the code check corresponding with network quality in same resolution, the switching avoided because of resolution affects display effect, high code check can also be selected when network quality is good simultaneously, make full use of bandwidth, improve the visual experience of user.
Server described in above-mentioned steps 202, according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtains the code check corresponding with the resolution of described terminal transmission stream medium data and the network quality of terminal, specifically comprises in the presets list:
Described server, according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtains identical with the resolution of described terminal transmission stream medium data in the presets list, and the code check corresponding with described network quality.
More in order to comprise optional code check to each resolution, therefore the quantity of the code check that each resolution is corresponding is more than or equal to 2 in list, minimum code rate corresponding to high-resolution is less than maximum code check corresponding to adjacent resolution, so just ensure when needs switch less code check, resolution need not be changed again, but the code check of direct selection of small in same resolution, to resist the of short duration change of network quality.
In the above-mentioned methods, at server end, content of multimedia has according to resolution and is arranged in order to little greatly, and the content of multimedia corresponding to each resolution is compressed into two and plural code rate data.In adjacent first resolution and second resolution, the minimum code check corresponding with first resolution is less than the maximum code check corresponding with second resolution.
Client is predicted future bandwidth according to network bandwidth situation that is current and history, and according to the media data of predicted value request phase code rate.The bandwidth value predicted specifically is greater than current media code rate by utilizing, next time just to the media data of the higher code check of server request; If the bandwidth value of prediction is lower than current media code check, next time just to the media data of server request more low bit-rate.And in the request process of media data, if there is the switching of code check, preferentially carry out handover request to the high code check of resolution of the same race or low bit-rate media data.Only has the switching just carrying out carrying out under other resolution data during the media data when the higher code check do not existed under resolution of the same race or more low bit-rate.
By said method, the sluggishness achieving resolution switches, and ensures, when the burst quality of network changes, to be unlikely to the frequent switching causing resolution, the visual experience of the audience directly improved.
Fig. 3 shows the structural representation of the transmitting device of a kind of stream medium data that the embodiment of the present invention provides, and as shown in Figure 3, this device comprises:
Monitoring modular 31, for monitoring current network quality;
Acquisition module 32, for sending request message for obtaining the code check corresponding with described network quality according to described network quality to server;
Receiver module 33, for receiving the code check that described server sends;
Data transmission module 34, for according to described code check transport stream media data;
Wherein, the list of multiple resolution and the multiple code checks corresponding with each resolution sorted according to size is preset with in described server, and in the adjacent first resolution of described list ordering and second resolution, the minimum code check corresponding with first resolution is less than the maximum code check corresponding with second resolution.
One of the present embodiment preferred embodiment in, described monitoring modular 31, for monitoring the resolution of the transmission of current network quality and described current stream medium data;
Described acquisition module 32, for when detecting current network quality and being less than or equal to default network quality, sends the request for obtaining the code check identical and corresponding with described network quality with the transmission resolution of described current stream medium data to described server.
It should be noted that, the method in the device in the present embodiment and above-mentioned Fig. 1 is relation one to one, and the implementation detail in said method is equally applicable to this device, and the present embodiment is not described in detail to the concrete implementation detail of device.
Fig. 4 shows the structural representation of the transmitting device of a kind of stream medium data that one embodiment of the invention provides, and as shown in Figure 4, this device comprises:
Receiver module 41, for the request message for obtaining the code check corresponding with network quality that receiving terminal sends, described request message comprises: the resolution of terminal transmission stream medium data and the network quality of terminal;
Acquisition module 42, for according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtains the code check corresponding with the resolution of described terminal transmission stream medium data and the network quality of terminal in the presets list;
Sending module 43, for described code check is sent to described terminal, transmits described stream medium data to make described terminal according to described code check;
Wherein, the multiple resolution according to size sequence and the multiple code checks corresponding with each resolution are preset with in described the presets list, and in the adjacent first resolution of described list ordering and second resolution, the minimum code check corresponding with first resolution is less than the maximum code check corresponding with second resolution.
One of the present embodiment preferred embodiment in, described acquisition module 42, for according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtain identical with the resolution of described terminal transmission stream medium data in the presets list, and the code check corresponding with described network quality.
One of the present embodiment preferred embodiment in, in described the presets list, the quantity of the code check that each resolution is corresponding is more than or equal to 2.
It should be noted that, the method in the device in the present embodiment and above-mentioned Fig. 2 is relation one to one, and the implementation detail in said method is equally applicable to this device, and the present embodiment is not described in detail to the concrete implementation detail of device.
In specification of the present invention, describe a large amount of detail.But can understand, embodiments of the invention can be put into practice when not having these details.In some instances, be not shown specifically known method, structure and technology, so that not fuzzy understanding of this description.
Similarly, be to be understood that, to disclose and to help to understand in each inventive aspect one or more to simplify the present invention, in the description above to exemplary embodiment of the present invention, each feature of the present invention is grouped together in single embodiment, figure or the description to it sometimes.But, the method for the disclosure should not explained the following intention in reflection: namely the present invention for required protection requires feature more more than the feature clearly recorded in each claim.Or rather, as claims below reflect, all features of disclosed single embodiment before inventive aspect is to be less than.Therefore, the claims following embodiment are incorporated to this embodiment thus clearly, and wherein each claim itself is as independent embodiment of the present invention.
It will be understood by those skilled in the art that adaptively to change the module in the equipment in embodiment and they are arranged and be in one or more equipment that this embodiment is different.Module in embodiment or unit or assembly can be combined into a module or unit or assembly, and multiple submodule or subelement or sub-component can be put them in addition.Except at least some in such feature and/or process or unit is mutually exclusive part, any combination can be adopted to combine all processes of all features disclosed in this specification (comprising adjoint claim, summary and accompanying drawing) and so disclosed any method or equipment or unit.Unless expressly stated otherwise, each feature disclosed in this specification (comprising adjoint claim, summary and accompanying drawing) can by providing identical, alternative features that is equivalent or similar object replaces.
In addition, those skilled in the art can understand, although embodiments more described herein to comprise in other embodiment some included feature instead of further feature, the combination of the feature of different embodiment means and to be within scope of the present invention and to form different embodiments.Such as, in the following claims, the one of any of embodiment required for protection can use with arbitrary compound mode.
All parts embodiment of the present invention with hardware implementing, or can realize with the software module run on one or more processor, or realizes with their combination.It will be understood by those of skill in the art that the some or all functions that microprocessor or digital signal processor (DSP) can be used in practice to realize according to the some or all parts in the equipment of a kind of browser terminal of the embodiment of the present invention.The present invention can also be embodied as part or all equipment for performing method as described herein or device program (such as, computer program and computer program).Realizing program of the present invention and can store on a computer-readable medium like this, or the form of one or more signal can be had.Such signal can be downloaded from internet website and obtain, or provides on carrier signal, or provides with any other form.
The present invention will be described instead of limit the invention to it should be noted above-described embodiment, and those skilled in the art can design alternative embodiment when not departing from the scope of claims.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and does not arrange element in the claims or step.Word "a" or "an" before being positioned at element is not got rid of and be there is multiple such element.The present invention can by means of including the hardware of some different elements and realizing by means of the computer of suitably programming.In the unit claim listing some devices, several in these devices can be carry out imbody by same hardware branch.Word first, second and third-class use do not represent any order.Can be title by these word explanations.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme, it all should be encompassed in the middle of the scope of claim of the present invention and specification.
Claims (10)
1. a transmission method for stream medium data, is characterized in that, comprising:
The network quality that terminal monitoring is current, and according to described network quality to the request message of server transmission for obtaining the code check corresponding with described network quality;
Described terminal receives the code check that described server sends, according to described code check transport stream media data;
Wherein, the list of multiple resolution and the multiple code checks corresponding with each resolution sorted according to size is preset with in described server, and in the adjacent first resolution of described list ordering and second resolution, the minimum code check corresponding with first resolution is less than the maximum code check corresponding with second resolution.
2. method according to claim 1, is characterized in that, the network quality that described terminal monitoring is current, and according to described network quality to the request of server transmission for obtaining the code check corresponding with described network quality, comprising:
The resolution of the transmission of the network quality that described terminal monitoring is current and described current stream medium data;
Described terminal, when detecting current network quality and being less than or equal to default network quality, sends the request for obtaining the code check identical and corresponding with described network quality with the transmission resolution of described current stream medium data to described server.
3. a transmission method for stream medium data, is characterized in that, comprising:
The request message for obtaining the code check corresponding with network quality that server receiving terminal sends, described request message comprises: the resolution of terminal transmission stream medium data and the network quality of terminal;
Described server is according to the described resolution of terminal transmission stream medium data and the network quality of terminal, the code check corresponding with the resolution of described terminal transmission stream medium data and the network quality of terminal is obtained in the presets list, and described code check is sent to described terminal, transmit described stream medium data to make described terminal according to described code check;
Wherein, the multiple resolution according to size sequence and the multiple code checks corresponding with each resolution are preset with in described the presets list, and in the adjacent first resolution of described list ordering and second resolution, the minimum code check corresponding with first resolution is less than the maximum code check corresponding with second resolution.
4. method according to claim 3, it is characterized in that, described server, according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtains the code check corresponding with the resolution of described terminal transmission stream medium data and the network quality of terminal, comprising in the presets list:
Described server, according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtains identical with the resolution of described terminal transmission stream medium data in the presets list, and the code check corresponding with described network quality.
5. method according to claim 3, is characterized in that, in the presets list of described server, the quantity of the code check that each resolution is corresponding is more than or equal to 2.
6. a transmitting device for stream medium data, is characterized in that, comprising:
Monitoring modular, for monitoring current network quality;
Acquisition module, for sending request message for obtaining the code check corresponding with described network quality according to described network quality to server;
Receiver module, for receiving the code check that described server sends;
Data transmission module, for according to described code check transport stream media data;
Wherein, the list of multiple resolution and the multiple code checks corresponding with each resolution sorted according to size is preset with in described server, and in the adjacent first resolution of described list ordering and second resolution, the minimum code check corresponding with first resolution is less than the maximum code check corresponding with second resolution.
7. device according to claim 6, is characterized in that, the network quality that described terminal monitoring is current, and according to described network quality to the request of server transmission for obtaining the code check corresponding with described network quality, comprising:
Described monitoring modular, for monitoring the resolution of the transmission of current network quality and described current stream medium data;
Described acquisition module, for when detecting current network quality and being less than or equal to default network quality, sends the request for obtaining the code check identical and corresponding with described network quality with the transmission resolution of described current stream medium data to described server.
8. a transmitting device for stream medium data, is characterized in that, comprising:
Receiver module, for the request message for obtaining the code check corresponding with network quality that receiving terminal sends, described request message comprises: the resolution of terminal transmission stream medium data and the network quality of terminal;
Acquisition module, for according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtains the code check corresponding with the resolution of described terminal transmission stream medium data and the network quality of terminal in the presets list;
Sending module, for described code check is sent to described terminal, transmits described stream medium data to make described terminal according to described code check;
Wherein, the multiple resolution according to size sequence and the multiple code checks corresponding with each resolution are preset with in described the presets list, and in the adjacent first resolution of described list ordering and second resolution, the minimum code check corresponding with first resolution is less than the maximum code check corresponding with second resolution.
9. device according to claim 8, it is characterized in that, described server, according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtains the code check corresponding with the resolution of described terminal transmission stream medium data and the network quality of terminal, comprising in the presets list:
Described acquisition module, for according to the described resolution of terminal transmission stream medium data and the network quality of terminal, obtains identical with the resolution of described terminal transmission stream medium data in the presets list, and the code check corresponding with described network quality.
10. device according to claim 8, is characterized in that, in described the presets list, the quantity of the code check that each resolution is corresponding is more than or equal to 2.
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| CN108540837A (en) * | 2017-03-06 | 2018-09-14 | 华为技术有限公司 | A kind of method and apparatus of determining streaming media bit rate |
| CN109391786A (en) * | 2017-08-02 | 2019-02-26 | 学习王科技股份有限公司 | The mickey mouse storage device and method of energy adjust automatically output image quality |
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