QUANTIZATION MATRIX DESIGN FOR HEVC STANDARD
Quantization (scaling) matrices for HEVC standards using an HVS-based mathematical model and data analysis are described herein. A quadratic parameter model-based quantization matrix design is also included.
1 . A method of implementing a quantization matrix design for high efficiency video coding programmed in a memory of a device comprising:
a. determining intra quantization matrices of square-shaped blocks; and
b. converting the intra quantization matrices of the square-shaped blocks into corresponding inter square-shaped quantization matrices.
2 . The method of claim 1 further comprising determining intra quantization matrices of rectangular-shaped blocks.
3 . The method of claim 2 further comprising converting the intra quantization matrices of the rectangular-shaped blocks into corresponding inter rectangular-shaped quantization matrices.
4 . The method of claim 1 wherein converting comprises using reference advanced video coding quantization matrices model-based algorithms.
5 . The method of claim 1 wherein the intra quantization matrices are derived from contrast sensitivity functions adjustment-based algorithms.
6 . The method of claim 1 wherein the intra quantization matrices are selected from the group consisting of 4×4, 8×8, 16×16 and 32×32.
7 . The method of claim 2 wherein the intra quantization matrices are selected from the group consisting of 16×4, 32×8, 8×2 and 32×2.
8 . The method of claim 1 wherein the device is selected from the group consisting of a personal computer, a laptop computer, a computer workstation, a server, a mainframe computer, a handheld computer, a personal digital assistant, a cellular/mobile telephone, a smart appliance, a gaming console, a digital camera, a digital camcorder, a camera phone, an portable music player, a tablet computer, a video player, a DVD writer/player, a Blu-ray writer/player, a television and a home entertainment system.
9 . A method of implementing a quantization matrix design for high efficiency video coding programmed in a memory of a device comprising:
a. determining intra quantization matrices of square-shaped blocks and the intra quantization matrices of rectangular-shaped blocks; and
b. converting the intra quantization matrices of the square-shaped blocks into corresponding inter square-shaped quantization matrices and the intra quantization matrices of the rectangular-shaped blocks into corresponding inter rectangular-shaped quantization matrices.
10 . The method of claim 9 wherein converting comprises using reference advanced video coding quantization matrices model-based algorithms.
11 . The method of claim 9 wherein the intra quantization matrices are derived from contrast sensitivity functions adjustment-based algorithms.
12 . The method of claim 9 wherein the intra quantization matrices are selected from the group consisting of 4×4, 8×8, 16×16 and 32×32.
13 . The method of claim 9 wherein the intra quantization matrices are selected from the group consisting of 16×4, 32×8, 8×2 and 32×2.
14 . The method of claim 9 wherein the device is selected from the group consisting of a personal computer, a laptop computer, a computer workstation, a server, a mainframe computer, a handheld computer, a personal digital assistant, a cellular/mobile telephone, a smart appliance, a gaming console, a digital camera, a digital camcorder, a camera phone, an portable music player, a tablet computer, a video player, a DVD writer/player, a Blu-ray writer/player, a television and a home entertainment system.
15 . An apparatus comprising:
a. a memory for storing an application, the application for:
i. determining intra quantization matrices of square-shaped blocks; and
ii. converting the intra quantization matrices of the square-shaped blocks into corresponding inter square-shaped quantization matrices; and
b. a processing component coupled to the memory, the processing component configured for processing the application.
16 . The apparatus of claim 15 further comprising determining intra quantization matrices of rectangular-shaped blocks.
17 . The apparatus of claim 16 further comprising converting the intra quantization matrices of the rectangular-shaped blocks into corresponding inter rectangular-shaped quantization matrices.
18 . The apparatus of claim 15 wherein converting comprises using reference advanced video coding quantization matrices model-based algorithms.
19 . The apparatus of claim 15 wherein the intra quantization matrices are derived from contrast sensitivity functions adjustment-based algorithms.
20 . The apparatus of claim 15 wherein the intra quantization matrices are selected from the group consisting of 4×4, 8×8, 16×16 and 32×32.
21 . The apparatus of claim 16 wherein the intra quantization matrices are selected from the group consisting of 16×4, 32×8, 8×2 and 32×2.
22 . The apparatus of claim 15 wherein the apparatus is selected from the group consisting of a personal computer, a laptop computer, a computer workstation, a server, a mainframe computer, a handheld computer, a personal digital assistant, a cellular/mobile telephone, a smart appliance, a gaming console, a digital camera, a digital camcorder, a camera phone, an portable music player, a tablet computer, a video player, a DVD writer/player, a Blu-ray writer/player, a television and a home entertainment system.