"H.264 / AVC video codec technology detailed -46880 people have learned
Course Introduction
H.264 / AVC is currently a wide range of video compression coding standards, including advanced and prime video coding techniques. This course will detail the overall architecture and technical details of the H.264 / AVC video coding standard from principles, standards, and implementations, not only explain the contents of the H.264 / AVC standard protocol document, but also through actual The development of H.264 code stream analysis / decoding program has helped audience more inwardly understand the principle of H.264 coding standards.
Course income
Through this series of courses, the audience is expected to understand the overall development of video compression coding technology, the framework and details of H.264 video coding technology, and lay the foundation of H.265 / HEVC coding standards, audio and video stream media, video live broadcast solid foundation. This series of courses are suitable for developers and audio and video coding in multimedia directions as the main research direction. Master's graduate students, not only help engineering technology, but also provide assistance for audiences in scientific research. .
Instructors
Win Wenjie
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Graduated from Shanghai University Communications and Information Engineering, postgraduate degree, master's degree. The research direction is video processing and transmission, and has a long-term research and application experience and understanding of video codec technology such as H.264 / AVC, H.265 / HEVC, AVS, AVS +, AVS2. Familiar with open source video processing projects such as FFMPEG, familiar with the optimization and technical prevention of audio and video decoding. Has a number of Internet audio and video enterprises and the world's 500 security enterprises.
Course Outline
Chapter 1: Video Information and Compression Coding
1.
People with the interaction of people, the meaning of video information 8:11
2.
Representation method of video signal 5:05
3.
Video compression code 12:43
Chapter 2: Technology Development of Mainstream Video Coding Standards
1.
Development of mainstream video coding standard 2:14
2.
H.261 Coding Standard 6:15
3.
H.263, MPEG-1, MPEG-2, MPEG-4 coding standard 10:38
Chapter 3: H.264 / AVC Coding Standard
1.
Background with H.264 / AVC with basic concept 5:10
2.
H.264 Video Code Overall Architecture 4:46
3.
Encoding tools used in H.264 13:26
Chapter 4: Common H.264 Video Codec (X264 and JM) and Reference Software JM Download & Codes
1.
H.264 encoder JM with x264 11:38
2.
Use JM codec for H.264 encoding and decoding 10:21
Chapter 5: H.264 Code Flow Structure
1.
H.264 code stream package format: stream format and package format 8:54
2.
Practice: Method for reading NAL Unit from the code stream 15:05
3.
Practice: Read and save NAL Unit data in the code stream 10:56
Chapter 6: Nal Unit Analysis
1.
NAL UNIT structure analysis 12:20
2.
H.264 Code Flow Analyzer SimpleH264Analyzer Creation 13:37
3.
Simpleh264analyzer parsing code stream is NAL Unit 12:57
4.
During SimpleH264Analyzer to Nal Unit Analysis 16:01
Chapter 7: Entropy Coding Algorithm (1) - Basic Knowledge
1.
Entropy encoding basic concept 6:21
2.
Hafman code 3:04
3.
Implementation Hawman Post 27:46
Chapter 8: Entropy Coding Algorithm (2) - Entropy Coding in H.264 Standards, Index Columbus Code
1.
The symbol parsing method and supported entropy encoding algorithm defined in H.264 5:52
2.
The principle and classification of index Columbus coding 16:17
3.
Implement Index Columbus Post Code 22:26
Chapter 9: Sequence Parameters of H.264 SEQUENCE Paramater Set (SPS)
1.
H.264 sequence parameter set SPS structure 8:13
2.
Simpleh264analyzer optimization, add log mechanisms 13:19
3.
Design SPS class structure 23:39
4.
In SIMPLEH264Analyzer integrates fixed length coding, index Columbus Code Analyzes 9:50
5.
Analytical and preservation of SPS syntax elements 28:19
Chapter 10: Image Parameter Set of H.264 Picture Paramater Set (PPS)
1.
H.264 image parameter set PPS structure 14:43
2.
Design of the structure of the PPS 8:51
3.
Analytical and preservation of PPS syntax elements 24:59
Chapter 11: Slice Layer Analysis of H.264
1.
H.264 concept 5:49
2.
Signature of SLICE in H.264 9:34
3.
Define I_SLICE and SLICEHEADER Structure 18:16
4.
Analyze IDR frame SLICEHEADER structure 36:30
Chapter 12: H.264 Macro Block Macroblock Level Analysis
1.
H.264 Video Slice Data Structure 7:47
2.
H.264 video frame split and macroblock structure 13:54
3.
The data structure definition of the intra predictive macroblock of H.264 16:12
4.
Analyze H.264 code stream intra macro block syntax element 37:00
Chapter 13: Entropy Coding Algorithm (3) - Context Adaptive Variable Long Code CAVLC
1.
Basic concept and algorithm for CAVLC 11:53
2.
CAVLC encodes a coefficient matrix (1) 25:25
3.
CAVLC encoding a coefficient matrix (2) 26:37
4.
CAVLC syntax elements analysis: Data structure definition 15:48
5.
CAVLC macroblock segmentation with H.264 macroblock neighbor block availability 11:57
6.
Realize the preparation of the CAVLC to decode a macroblock 25:20
7.
Method for calculating context information that acquires CAVLC decoding 30:21
8.
Analyze Numcoeff and TrailingOnes 30:31 in the H.264 macroblock
9.
Read the symbol of the trailing coefficient 8:16
10.
Read non-zero coefficient Level value 28:24
11.
Read the total number of parsing zero coefficient Totalzeros 17:29
12.
Read the zero factor run length Runbefore 17:34
13.
Analyze the macroblock residual syntax element in the H.264 macroblock 28:03
Chapter 14: Transform and Quantification Coding (1): The orthogonal transformation principle of the matrix
1.
Arrangement and transformation of matrix 11:52
2.
Orthogonal transformation of orthogonal matrix and matrix 7:01
3.
Discrete cosine shift 9:02
Chapter 15: Transform and Quantification Coding (2): H.264 Integer Transformation Method
1.
Reconstruction of transform coefficient matrices from Residual syntax elements (1) 12:46
2.
Reconstruction of transform coefficient matrices from Residual Syntax Elements (2) 28:27
3.
H.264 integer transformation method 6:37
4.
Quantization and Inverse quantization of H.264 11:23
5.
Decoding predictive residual transform coefficients of counter quantization 8:44
6.
Reverse transformation of residual factor matrix 13:33
Chapter 16: Inframe Prediction Coding (1): Basic Principles of Frame Prediction Coding
1.
Significance and effect of intra coding 7:00
2.
Early video coding standard intra code 6:07
3.
Prediction code 8:12
4.
Cross-prediction mode of H.264 15:23
Chapter 17: Inframe Prediction Coding (2): Method and Implementation of Fragrances within Frames
1.
Formation method of intra prediction syntax elements of H.264 5:35
2.
The main process of intra prediction decoding 5:55
3.
Inframe prediction mode of sub-pixel block 23:31
4.
Decoding macroblocks, get prediction blocks for sub-blocks 7:29
5.
Location of the lamination of the macroblock by the sub-block index 17:38
6.
Get the position and effectiveness of adjacent blocks 27:49
7.
Export the prediction mode of the current block (on) 15:50
8.
Export the prediction mode of the current block (below) 17:17
9.
Get intra predictive reference pixels (1): Method 20:03
10.
Get intra predictive reference pixels (2): implementation 34:29
11.
Generate prediction pixel blocks (on) by reference data 16:54
12.
Generate prediction pixel blocks (below) 35:28
13.
Reconstruction of decoded pixel blocks 11: 26 by predicting blocks and residual data 11:26
Chapter 18: Entropy Coding Algorithm (4) - The principle and implementation of arithmetic coding
1.
Arithmetic coding basic concept 6:22
2.
Basic process of arithmetic coding 8:15
3.
Arithmetic encoder instance declaration 8:13
4.
Implement a basic arithmetic encoder core 16:51
5.
Single-step debugging research arithmetic encoder internal working principle and details (on) 17:23
6.
Single-step debugging research arithmetic encoder internal working principle and details (below) 17:41
7.
Double contact between interval operation and arithmetic coding implementation 23:08
8.
One of the most widely used applications of arithmetic coding --H.264 Main Profile 6:09
Chapter 19: Entropy Coding Algorithm (5) - H.264 CABAC (on): two-value method for syntax elements
1.
H.264 Cabac Basic Concept 10:55
2.
Initialization of Cabac Encoder 11:52
3.
Common grammatical element binarization method 7:33
4.
Idealization of specific syntax elements 9:25
Chapter 20: Plit Filter of H.264
1.
Video Code Block Effect and Device Filter Basic Principle 6:51
2.
Execution process of blocking filter 7:33
3.
Block / macroblock edge filtering method 11:00
4.
Realization cases of blocking filter (1): Frame structure 14:05
5.
Implementation case for deblocking filter (2): Calculate filter strength 8:36
6.
Implementation cases to block filter (3): Get reference pixel information 9:53
7.
Implementation case for deck filter (4): Get reference pixel information (continued) 16:14
8.
Implementation case for blocking filter (5): Filter boundary pixel 1-data preparation 13:35
9.
Implementation case to block filtering (6): Filter boundary pixel 2 - Judgment Conditions 9:46
10.
Implementation cases to block filter (7): Filter boundary pixels 19:51
11.
Implementation cases for deck filter (8): horizontal edges Pixel filter 5:01
Chapter 21: Entropy Coding Algorithm (6) - H.264 CABAC (in): Cabac context environment
1.
Cabac's codec context below 5:35
2.
Initialization and Update of context model 10:44
3.
Cabac codec context exported 7:31
Chapter 22: Entropy Coding Algorithm (7) - H.264 CABAC (below): CABAC Analysis of Syntax Elements
1.
CABAC decoding total flow 4:46
2.
CABAC arithmetic coding decoding (parsing) Process 9:21
3.
CABAC decoding normalization process 3:47
4.
Cabac's BYPASS and Terminator Analysis Method 7:00
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