H.264 and MPEG-4 Video Compression phần 8 docx

... If this 11 DISTRIBUTED FILE SYSTEMS Considering that sharing data is fundamental to distributed systems, it is not surprising that distributed file systems form the basis for many distributed ... systems and applications. In this chapter, we consider distributed file systems as a paradigm for general-purpose distributed systems. 11.1 ARCHITECTURE We start our discuss...

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... category. Art & Design in Photoshop Packaging packaging 1. The act, process, industry, art, or style of packing. 2. Material used for making packages. 3. The manner in which something, such ... selecting the reds in the image and taking the magenta and yellow out to create a robe color more suited to Bacon’s original. , We’ll reproduce the streaks in the original...

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... your suggestions and you will increase your posi- tion of trust and profits. 101 Marketing Strategies 188 Waugh 16 2/4/04 10:35 PM Page 188 74 A Client Business Review A key marketing technique ... four Ps of marketing and is one that few professionals use. Accounting and law firm marketing has improved over the past 20 years in three of the Ps of marketing (place...

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... subprotocol used by this driver. JDBC and Java 2 nd edition p age 188 Availability: JDK 1.1 Description This class deals with a subset of functionality found in the java. util.Date class. It specifically ... instead of all at once. JDBC and Java 2 nd edition p age 182 public void setReadOnly(boolean ro) throws SQLException Description Some databases can o...

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... used by Outlook 2003 and Exchange 2003 or later. ■ IMF can only be installed on a server running either Exchange 2003 Standard or Enterprise, not on Exchange 2000 and/ or SMTP relay servers, ... 2004. ■ IMF is heuristics-based and will therefore improve over time. ■ IMF will integrate with both Outlook 2003 and Outlook Web Access (OWA) 2003 trust and...

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... 15 5 5.8 .1 Animated 2D and 3D Mesh Coding 15 5 5.8.2 Face and Body Animation 15 6 5.9 Conclusions 15 6 5 .10 References 15 6 6 H.264/ MPEG-4 Part 10 15 9 6 .1 Introduction 15 9 6 .1. 1 Terminology 15 9 6.2 The H.264 ... 92 4.5 Overview of H.264 / MPEG-4 Part 10 93 4.6 Comparison of MPEG-4 Visual and H.264 94 4.7 Related Standards 95 4.7 .1 JPEG and JPEG2000...

Ngày tải lên: 14/08/2014, 12:20

... viewpoint and so on). H .26 4 and MPEG-4 Video Compression: Video Coding for Next-generation Multimedia. Iain E. G. Richardson. C  20 03 John Wiley & Sons, Ltd. ISBN: 0-470-84837-5 VIDEO FORMATS AND ... number of important visual coding standards including MPEG-1, MPEG -2, MPEG-4 Visual, H .26 1, H .26 3 and H .26 4. For source video material in 4 :2: 0 for- mat...

Ngày tải lên: 14/08/2014, 12:20

... MODEL ã 51 134 134 134 134 134 134 134 134 134 134 134 134 134 134 134 134 100 120 149 169 100 120 149 169 100 120 149 169 100 120 149 169 75 95 124 144 89 110 138 159 110 130 159 179 124 145 1 73 194 1 ... QP = 2 QP = 3 QP = 5 −4 −4 −4 3 −5 3 3 −2 3 −5 −2 −2 −2 30 −1 −1000 00000 11000 22 230 33 235 44 435 55465 66665 77665 888910 998910 10 10 1...

Ngày tải lên: 14/08/2014, 12:20

... Using the MPEG -4 Visual TCOEF table (Table 3.6), the VLCs shown in Table 3.12 are produced. THE MPEG -4 AND H.2 64 STANDARDS ã 88 Table 4. 2 MPEG -4 and H.2 64 development history 1993 MPEG -4 project ... finalise the H.26L proposal and convert it into an international standard (H.2 64/ MPEG -4 Part 10) published by both ISO/IEC and ITU-T. H.2 64 and MPEG...

Ngày tải lên: 14/08/2014, 12:20

... pixels are 0 652 67/ 655 35 = 0.9 959 0000000001 1 c 0 is 1, all others are 0 16468/ 655 35 = 0. 251 3 1111111111 1023 All context pixels are 1 2 35/ 655 35 = 0.0036 The context template (Figure 5. 34) extends ... 5. 5 Weighting matrix W w 10 20 20 30 30 30 40 40 20 20 30 30 30 40 40 40 20 30 30 30 40 40 40 40 30 30 30 30 40 40 40 50 30 30 30 40 40 40 50 50 30 40 40 40 40 40 50 5...

Ngày tải lên: 14/08/2014, 12:20

... earlier MPEG-4 and H. 263 standards, providing better compression of video images. The new standard is entitled ‘Advanced Video Coding’ (AVC) and is published jointly as Part 10 of MPEG-4 and ITU-T ... tree 3rd tree Figure 5 .69 Tree-order scanning DC 1st band 2nd band 3rd band Figure 5.70 Band-by-band scanning 2. Band-by-band order. All the coefficients in the first AC subband...

Ngày tải lên: 14/08/2014, 12:20

... BS > 0 and (b) |p0−q0| < and |p1−p0| < and |q1−q0|≤β. α and β are thresholds defined in the standard; they increase with the average quantiser parameter QP of the two blocks p and q. The ... bitrate and sequence content. Figure 6.35 and Figure 6.36 show the un-filtered and filtered frame respectively, this time with a lower quantiser parameter (QP = 32). 6.4.8 Transform a...

Ngày tải lên: 14/08/2014, 12:20

... 1 1 (top-left 8 ì 8 luma block nonzero) 2 2 (top-right 8 ì 8 luma block nonzero) 3 4 (lower-left 8 ì 8 luma block nonzero) 4 8 (lower-right 8 ì 8 luma block nonzero) 5 32 (chroma DC and AC blocks ... and ITU-T Rec. H.264, Advanced Video Coding, 2003. 2. T. Wiegand, G. Sullivan, G. Bjontegaard and A. Luthra, Overview of the H.264 / AVC Video Coding Standard, IEEE...

Ngày tải lên: 14/08/2014, 12:20

... Full Search) but the TSS (and other fast 7 Design and Performance 7.1 INTRODUCTION The MPEG-4 Visual and H.264 standards include a range of coding tools and processes and there is significant scope ... decoded video quality is dependent on the input video material and is inherently subjec- tive. We compare the subjective and objective (PSNR) coding performance of MPEG-4...

Ngày tải lên: 14/08/2014, 12:20