CN109788294B - Cloud processing type decoding mechanism - Google Patents
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Abstract
The invention relates to a cloud processing type decoding mechanism which comprises cloud processing equipment and the like arranged at a cloud end. According to the invention, the operation efficiency and speed can be improved by adopting a cloud processing mode.
Description
Technical Field
The invention relates to the field of cloud processing, in particular to a cloud processing type AVC decoding mechanism.
Background
Cloud computing was yet another huge change following the large transition of mainframe computers to client-servers in the 1980 s. Cloud Computing (Cloud Computing) is a product of development and fusion of traditional computer and Network technologies, such as Distributed Computing (Distributed Computing), parallel Computing (parallel Computing), Utility Computing (Utility Computing), Network storage (Network storage technologies), Virtualization (Virtualization), Load balancing (Load Balance), and hot backup redundancy (highenable).
Disclosure of Invention
The invention provides a cloud processing type AVC decoding mechanism, aiming at solving the technical problem that the precision and the efficiency of the current AVC decoding equipment still need to be improved in the aspects of decoding efficiency and equipment parameter detection mechanism.
The invention has at least the following four important points:
(1) part of component functions in the AVC decoding system are realized in a cloud processing mode, and the operation efficiency and speed of video decoding are improved; (2) in the slice decoding device, the number of peripheral block types for executing block decoding reference is in direct proportion to the bit error rate of output data of a front-end transform decoding device, and the adaptive decoding operation of AVC is realized; (3) setting a plurality of temperature sensors in the equipment based on the appearance of the equipment, and determining the internal temperature value of the equipment according to the output of the temperature sensors so as to improve the reliability of internal parameter detection of the equipment; (4) and determining the number of data related devices for performing fault detection according to the magnitude of the absolute value of the difference between the current processing rate of the device to be detected and the lower limit value of the preset processing rate range of the device to be detected, wherein the data related devices are devices for performing data interaction with the device to be detected.
According to an aspect of the present invention, there is provided a cloud-processed AVC decoding apparatus, said apparatus comprising:
the cloud processing equipment is arranged at the cloud end and used for realizing prediction decoding equipment and transformation decoding equipment in an AVC decoding system;
the AVC decoding system comprises a prediction decoding device, a transformation decoding device, a reordering device and a fragment decoding device, wherein the prediction decoding device, the transformation decoding device, the reordering device and the fragment decoding device are sequentially connected;
the parameter analysis equipment is arranged in the AVC decoding main body, is connected with the transformation decoding equipment, and is used for analyzing the error rate of data output by the transformation decoding equipment and outputting the error rate as a target error rate;
the fragment decoding device is connected with the parameter analysis device and is used for determining the reference number in direct proportion to the target bit error rate, wherein the number is the number of peripheral block types of block decoding references in the fragment decoding device;
in the distribution decoding apparatus, one frame of image is composed of a plurality of slices, each slice is composed of a plurality of lines, each line is composed of a plurality of blocks;
the rate checking device is connected with the fragment decoding device and used for checking the current data processing rate of the fragment decoding device to output as the current processing rate;
the signal distribution equipment is connected with the rate checking equipment and is used for sending a processing delay command when the current processing rate is lower than the lower limit value of the preset processing rate range of the fragment decoding equipment, or sending a normal processing command;
the self-checking processing equipment is connected with the signal distribution equipment and used for checking the memory utilization rate of the split decoding equipment when the processing hysteresis command is received so as to output a checking result as a first utilization rate;
the temperature sensing units are respectively arranged inside the fragment decoding equipment, the arrangement shape of the temperature sensing units inside the fragment decoding equipment is matched with the appearance of the fragment decoding equipment, and each temperature sensing unit is used for sensing the temperature of the position where the temperature sensing unit is located to serve as the field temperature to be output;
the electromagnetic leakage detection units are respectively arranged on the integrated circuit board where the fragment decoding equipment is located, the arrangement shapes of the electromagnetic leakage detection units on the integrated circuit board are Z-shaped, and each electromagnetic leakage detection unit is used for detecting an electromagnetic leakage value at the position of the integrated circuit board where the electromagnetic leakage detection unit is located to serve as a field leakage value to be output;
the temperature analysis equipment is arranged on the integrated circuit board, is respectively connected with the plurality of temperature sensing units, and is used for receiving the plurality of field temperatures respectively output by the plurality of temperature sensing units and executing weighted average operation on the plurality of field temperatures to obtain an equipment temperature value;
the electromagnetic leakage identification equipment is arranged on the integrated circuit board, is respectively connected with the plurality of electromagnetic leakage detection units, and is used for receiving a plurality of field leakage values respectively output by the plurality of electromagnetic leakage detection units and executing mean value operation on the plurality of field leakage values to obtain a circuit board leakage value;
the liquid crystal display device is respectively connected with the temperature analysis device and the electromagnetic leakage identification device and is used for respectively displaying the device temperature value and the circuit board leakage value in real time;
the self-checking processing equipment is further used for determining the number of data related equipment for executing fault checking according to the absolute value of the difference value between the current processing rate and the lower limit value when the processing hysteresis command is received;
the data related equipment is equipment for data interaction with the fragment decoding equipment, and the number of the determined data related equipment on which fault check is performed is one or more;
wherein the self-test processing device performing fault check on each data-related device comprises: and checking the memory utilization rate of each data-related device to output the checking result as a second utilization rate, wherein the number of the second utilization rates is one or more.
More specifically, in the cloud-processed AVC decoding apparatus: in the temperature analysis device, receiving a plurality of field temperatures respectively output by the plurality of temperature sensing units, and performing a weighted average operation on the plurality of field temperatures to obtain a device temperature value includes: the closer the temperature sensing unit is to the internal center of the fragment decoding device, the larger the corresponding weight value is in the weighted average calculation.
More specifically, in the cloud-processed AVC decoding apparatus: the arrangement shape of the plurality of temperature sensing units in the slice decoding device is matched with the appearance of the slice decoding device, and the arrangement shape comprises the following steps: and arranging a corresponding temperature sensing unit at each vertex position of the outer shape of the slice decoding device.
Detailed Description
An embodiment of the cloud-processing AVC decoding apparatus of the present invention will be described in detail below.
Cloud computing is often confused with grid computing, utility computing, and autonomic computing. Grid computing: one type of distributed computing, a super virtual computer consisting of a group of loosely coupled computers, is often used to perform large tasks; utility calculation: a packaging and charging method for IT resources, such as calculating and storing charges respectively, like traditional utilities such as electricity; and (3) autonomous calculation: a computer system with self-management function.
In fact, many cloud computing deployments rely on computer clusters (but are quite different from the composition, architecture, purpose, and manner of operation of the grid), and also absorb the features of autonomic and utility computing.
In order to overcome the defects, the invention builds a cloud processing type AVC decoding mechanism, and can effectively solve the corresponding technical problem.
The cloud-processing type AVC decoding mechanism shown according to the embodiment of the present invention includes:
the cloud processing equipment is arranged at the cloud end and used for realizing prediction decoding equipment and transformation decoding equipment in an AVC decoding system;
the AVC decoding system comprises a prediction decoding device, a transformation decoding device, a reordering device and a fragment decoding device, wherein the prediction decoding device, the transformation decoding device, the reordering device and the fragment decoding device are sequentially connected;
the parameter analysis equipment is arranged in the AVC decoding main body, is connected with the transformation decoding equipment, and is used for analyzing the error rate of data output by the transformation decoding equipment and outputting the error rate as a target error rate;
the fragment decoding device is connected with the parameter analysis device and is used for determining the reference number in direct proportion to the target bit error rate, wherein the number is the number of peripheral block types of block decoding references in the fragment decoding device;
in the distribution decoding apparatus, one frame of image is composed of a plurality of slices, each slice is composed of a plurality of lines, each line is composed of a plurality of blocks;
the rate checking device is connected with the fragment decoding device and used for checking the current data processing rate of the fragment decoding device to output as the current processing rate;
the signal distribution equipment is connected with the rate checking equipment and is used for sending a processing delay command when the current processing rate is lower than the lower limit value of the preset processing rate range of the fragment decoding equipment, or sending a normal processing command;
the self-checking processing equipment is connected with the signal distribution equipment and used for checking the memory utilization rate of the split decoding equipment when the processing hysteresis command is received so as to output a checking result as a first utilization rate;
the temperature sensing units are respectively arranged inside the fragment decoding equipment, the arrangement shape of the temperature sensing units inside the fragment decoding equipment is matched with the appearance of the fragment decoding equipment, and each temperature sensing unit is used for sensing the temperature of the position where the temperature sensing unit is located to serve as the field temperature to be output;
the electromagnetic leakage detection units are respectively arranged on the integrated circuit board where the fragment decoding equipment is located, the arrangement shapes of the electromagnetic leakage detection units on the integrated circuit board are Z-shaped, and each electromagnetic leakage detection unit is used for detecting an electromagnetic leakage value at the position of the integrated circuit board where the electromagnetic leakage detection unit is located to serve as a field leakage value to be output;
the temperature analysis equipment is arranged on the integrated circuit board, is respectively connected with the plurality of temperature sensing units, and is used for receiving the plurality of field temperatures respectively output by the plurality of temperature sensing units and executing weighted average operation on the plurality of field temperatures to obtain an equipment temperature value;
the electromagnetic leakage identification equipment is arranged on the integrated circuit board, is respectively connected with the plurality of electromagnetic leakage detection units, and is used for receiving a plurality of field leakage values respectively output by the plurality of electromagnetic leakage detection units and executing mean value operation on the plurality of field leakage values to obtain a circuit board leakage value;
the liquid crystal display device is respectively connected with the temperature analysis device and the electromagnetic leakage identification device and is used for respectively displaying the device temperature value and the circuit board leakage value in real time;
the self-checking processing equipment is further used for determining the number of data related equipment for executing fault checking according to the absolute value of the difference value between the current processing rate and the lower limit value when the processing hysteresis command is received;
the data related equipment is equipment for data interaction with the fragment decoding equipment, and the number of the determined data related equipment on which fault check is performed is one or more;
wherein the self-test processing device performing fault check on each data-related device comprises: and checking the memory utilization rate of each data-related device to output the checking result as a second utilization rate, wherein the number of the second utilization rates is one or more.
Next, a specific configuration of the cloud processing AVC decoding apparatus of the present invention will be described further.
In the cloud-processing AVC decoding apparatus, the present invention further includes:
in the temperature analysis device, receiving a plurality of field temperatures respectively output by the plurality of temperature sensing units, and performing a weighted average operation on the plurality of field temperatures to obtain a device temperature value includes: the closer the temperature sensing unit is to the internal center of the fragment decoding device, the larger the corresponding weight value is in the weighted average calculation.
In the cloud-processing AVC decoding apparatus, the present invention further includes:
the arrangement shape of the plurality of temperature sensing units in the slice decoding device is matched with the appearance of the slice decoding device, and the arrangement shape comprises the following steps: and arranging a corresponding temperature sensing unit at each vertex position of the outer shape of the slice decoding device.
In the cloud-processing AVC decoding apparatus, the present invention further includes:
and the SDRAM storage device is respectively connected with the reordering device and the fragment decoding device and is used for respectively storing the current input data of the reordering device and the fragment decoding device.
In the cloud-processing AVC decoding apparatus, the present invention further includes:
ADSL communication equipment connected with the slicing decoding equipment and used for sending the current sending data of the slicing decoding equipment through an ADSL communication line.
In the cloud-processing AVC decoding apparatus, the present invention further includes:
and the WIFI communication equipment is respectively in wireless communication connection with the reordering equipment and the fragment decoding equipment through a wireless communication network.
In the cloud-processed AVC decoding apparatus:
alternatively, the SDRAM memory device is replaced with an SD memory card.
In the cloud-processed AVC decoding apparatus:
alternatively, a ZIGBEE communication device is substituted for the WIFI communication device.
In the cloud-processed AVC decoding apparatus:
the reordering device and the fragment decoding device are respectively realized by SOC chips with different models, and are integrated on the same printed circuit board.
In addition, ADSL is a technology for providing broadband data transmission service to homes and offices through the existing general telephone line, and it can provide very high data transmission bandwidth wide enough for telecommunication industry to be breathless. The ADSL solution does not require modification of the signal transmission line, it only requires a pair of special MODEMs, one of which is connected to the user's computer and the other of which is installed in the telecommunications center of the telecommunications company, the connections of which are still ordinary telephone lines. The speed of data transmission is indeed much improved after the ADSL scheme is adopted. The transmission speed of the ADSL scheme is about 50 times that of the ISDN scheme and 20 times that of the satellite scheme, and the ADSL does not need to change the line, so that the ADSL is a feasible network acceleration scheme.
ADSL was designed for video on demand at the beginning of its development. With the rapid development of the internet, ADSL has changed over as a technology for accessing the internet at a high speed, so that users feel new and it becomes possible to provide multimedia services on the existing internet. Companies providing telecommunication services are worried that they can configure ASDL equipment according to the user amount very flexibly without investing astronomical digital funds for line replacement, and provide more online services for users.
By adopting the cloud processing type AVC decoding mechanism, the technical problems that in the prior art, the precision and the efficiency of AVC decoding equipment still need to be improved in the aspects of decoding efficiency and equipment parameter detection mechanism are solved, partial component functions in an AVC decoding system are realized by adopting a cloud processing mode, and the operation efficiency and the speed of video decoding are improved; in the slice decoding device, the number of peripheral block types for executing block decoding reference is in direct proportion to the bit error rate of output data of a front-end transform decoding device, and the adaptive decoding operation of AVC is realized; setting a plurality of temperature sensors in the equipment based on the appearance of the equipment, and determining the internal temperature value of the equipment according to the output of the temperature sensors so as to improve the reliability of internal parameter detection of the equipment; and determining the number of data related devices for performing fault detection according to the absolute value of the difference value between the current processing rate of the device to be detected and the lower limit value of the preset processing rate range of the device to be detected, wherein the data related devices are devices for performing data interaction with the device to be detected.
It is to be understood that while the present invention has been described in conjunction with the preferred embodiments thereof, it is not intended to limit the invention to those embodiments. It will be apparent to those skilled in the art from this disclosure that many changes and modifications can be made, or equivalents modified, in the embodiments of the invention without departing from the scope of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.
Claims (7)
1. A cloud-processed AVC decoding architecture, said architecture comprising:
the cloud processing equipment is arranged at the cloud end and used for realizing prediction decoding equipment and transformation decoding equipment in an AVC decoding system;
the AVC decoding system comprises a prediction decoding device, a transformation decoding device, a reordering device and a fragment decoding device, wherein the prediction decoding device, the transformation decoding device, the reordering device and the fragment decoding device are sequentially connected;
the parameter analysis equipment is arranged in the AVC decoding main body, is connected with the transformation decoding equipment, and is used for analyzing the error rate of data output by the transformation decoding equipment and outputting the error rate as a target error rate;
the fragment decoding device is connected with the parameter analysis device and is used for determining the reference number in direct proportion to the target bit error rate, wherein the number is the number of peripheral block types of block decoding references in the fragment decoding device;
in the slice decoding apparatus, a frame of an image is composed of a plurality of slices, each slice is composed of a plurality of lines, each line is composed of a plurality of blocks;
the rate checking device is connected with the fragment decoding device and used for checking the current data processing rate of the fragment decoding device to output as the current processing rate;
the signal distribution equipment is connected with the rate checking equipment and is used for sending a processing delay command when the current processing rate is lower than the lower limit value of the preset processing rate range of the fragment decoding equipment, or sending a normal processing command;
the self-checking processing equipment is connected with the signal distribution equipment and used for checking the memory utilization rate of the split decoding equipment when the processing hysteresis command is received so as to output a checking result as a first utilization rate;
the temperature sensing units are respectively arranged inside the fragment decoding equipment, the arrangement shape of the temperature sensing units inside the fragment decoding equipment is matched with the appearance of the fragment decoding equipment, and each temperature sensing unit is used for sensing the temperature of the position where the temperature sensing unit is located to serve as the field temperature to be output;
the electromagnetic leakage detection units are respectively arranged on the integrated circuit board where the fragment decoding equipment is located, the arrangement shapes of the electromagnetic leakage detection units on the integrated circuit board are Z-shaped, and each electromagnetic leakage detection unit is used for detecting an electromagnetic leakage value at the position of the integrated circuit board where the electromagnetic leakage detection unit is located to serve as a field leakage value to be output;
the temperature analysis equipment is arranged on the integrated circuit board, is respectively connected with the plurality of temperature sensing units, and is used for receiving the plurality of field temperatures respectively output by the plurality of temperature sensing units and executing weighted average operation on the plurality of field temperatures to obtain an equipment temperature value;
the electromagnetic leakage identification equipment is arranged on the integrated circuit board, is respectively connected with the plurality of electromagnetic leakage detection units, and is used for receiving a plurality of field leakage values respectively output by the plurality of electromagnetic leakage detection units and executing mean value operation on the plurality of field leakage values to obtain a circuit board leakage value;
the liquid crystal display device is respectively connected with the temperature analysis device and the electromagnetic leakage identification device and is used for respectively displaying the device temperature value and the circuit board leakage value in real time;
the self-checking processing equipment is further used for determining the number of data related equipment for executing fault checking according to the absolute value of the difference value between the current processing rate and the lower limit value when the processing hysteresis command is received;
the data related equipment is equipment for data interaction with the fragment decoding equipment, and the number of the determined data related equipment on which fault check is performed is one or more;
wherein the self-test processing device performing fault check on each data-related device comprises: checking the memory utilization rate of each data-related device to output a checking result as a second utilization rate, wherein the number of the second utilization rates is one or more;
in the temperature analysis device, receiving a plurality of field temperatures respectively output by the plurality of temperature sensing units, and performing a weighted average operation on the plurality of field temperatures to obtain a device temperature value includes: the closer the temperature sensing unit is to the internal center of the fragment decoding device, the larger the corresponding weight value is when the temperature sensing unit participates in weighted average calculation;
the arrangement shape of the plurality of temperature sensing units in the slice decoding device is matched with the appearance of the slice decoding device, and the arrangement shape comprises the following steps: and arranging a corresponding temperature sensing unit at each vertex position of the outer shape of the slice decoding device.
2. The cloud-processed AVC decoding mechanism of claim 1, wherein said mechanism further comprises:
and the SDRAM storage device is respectively connected with the reordering device and the fragment decoding device and is used for respectively storing the current input data of the reordering device and the fragment decoding device.
3. The cloud-processed AVC decoding mechanism of claim 2, wherein said mechanism further comprises:
ADSL communication equipment connected with the slicing decoding equipment and used for sending the current sending data of the slicing decoding equipment through an ADSL communication line.
4. The cloud-processed AVC decoding mechanism of claim 3, wherein said mechanism further comprises:
and the WIFI communication equipment is respectively in wireless communication connection with the reordering equipment and the fragment decoding equipment through a wireless communication network.
5. The cloud-processed AVC decoding mechanism of claim 4, wherein:
alternatively, the SDRAM memory device is replaced with an SD memory card.
6. The cloud-processed AVC decoding mechanism of claim 5, wherein:
alternatively, a ZIGBEE communication device is substituted for the WIFI communication device.
7. A cloud-processed AVC decoding mechanism as claimed in any one of claims 1 to 6, wherein:
the reordering device and the fragment decoding device are respectively realized by SOC chips with different models, and are integrated on the same printed circuit board.
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| CN101895756A (en) * | 2010-07-15 | 2010-11-24 | 北京大学 | Method and system for coding, decoding and reconstructing video image blocks |
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| CN103200400A (en) * | 2012-01-09 | 2013-07-10 | 中兴通讯股份有限公司 | Coder and decoder method, coder decoder and electronic equipment of picture layer and sharding layer |
| EP2842337A2 (en) * | 2012-04-23 | 2015-03-04 | Google, Inc. | Managing multi-reference picture buffers for video data coding |
| CN106464879A (en) * | 2014-06-13 | 2017-02-22 | 英特尔公司 | System and method for highly content adaptive quality restoration filtering for video coding |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101895756A (en) * | 2010-07-15 | 2010-11-24 | 北京大学 | Method and system for coding, decoding and reconstructing video image blocks |
| CN102436852A (en) * | 2012-01-06 | 2012-05-02 | 北京航空航天大学 | Data checking and correcting method for correcting fixed errors |
| CN103200400A (en) * | 2012-01-09 | 2013-07-10 | 中兴通讯股份有限公司 | Coder and decoder method, coder decoder and electronic equipment of picture layer and sharding layer |
| EP2842337A2 (en) * | 2012-04-23 | 2015-03-04 | Google, Inc. | Managing multi-reference picture buffers for video data coding |
| CN106464879A (en) * | 2014-06-13 | 2017-02-22 | 英特尔公司 | System and method for highly content adaptive quality restoration filtering for video coding |
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