dct2d8x8_chen Module Reference

Inheritance diagram for dct2d8x8_chen:

Collaboration diagram for dct2d8x8_chen:

Static Public Member Functions

Always Constructs
ALWAYS_200	( clk )

Public Attributes

Inputs
clk
rst
start
xin	signed [INPUT_WIDTH - 1 : 0 ]

Outputs
last_in	reg
pre_first_out
dv
d_out	signed [OUTPUT_WIDTH - 1 : 0 ]

Parameters
INPUT_WIDTH	10
OUTPUT_WIDTH	13
STAGE1_SAFE_BITS	3
STAGE2_SAFE_BITS	3
TRANSPOSE_WIDTH	16
TRIM_STAGE_1	1
TRIM_STAGE_2	0
DSP_WIDTH	24
DSP_B_WIDTH	18
DSP_A_WIDTH	25
DSP_P_WIDTH	48
REPLICATE_IN_STAGE1	STAGE1_SAFE_BITS
PAD_IN_STAGE1	DSP_WIDTH - INPUT_WIDTH - STAGE1_SAFE_BITS
REPLICATE_IN_STAGE2	STAGE2_SAFE_BITS
PAD_IN_STAGE2	DSP_WIDTH - TRANSPOSE_WIDTH - STAGE2_SAFE_BITS
ROUND_STAGE1	DSP_WIDTH - TRANSPOSE_WIDTH - TRIM_STAGE_1
ROUND_STAGE2	DSP_WIDTH - OUTPUT_WIDTH - TRIM_STAGE_2

Signals
reg[INPUT_WIDTH - 1 : 0 ]	xin_r
reg	start_in_r
reg[ 5 : 0 ]	cntr_in
reg	en_in_r
wire[INPUT_WIDTH - 1 : 0 ]	dct1in_h
wire[INPUT_WIDTH - 1 : 0 ]	dct1in_l
wire	dct1_start
wire	dct1_en
wire[DSP_WIDTH - 1 : 0 ]	dct1in_pad_h
wire[DSP_WIDTH - 1 : 0 ]	dct1in_pad_l
wire[TRANSPOSE_WIDTH - 1 : 0 ]	dct1_out
wire	stage1_pre2_start_out
wire[TRANSPOSE_WIDTH - 1 : 0 ]	transpose_din
wire[TRANSPOSE_WIDTH - 1 : 0 ]	transpose_douth
wire[TRANSPOSE_WIDTH - 1 : 0 ]	transpose_doutl
wire	transpose_start_out
wire	transpose_en_out
wire[DSP_WIDTH - 1 : 0 ]	dct2in_pad_h
wire[DSP_WIDTH - 1 : 0 ]	dct2in_pad_l
wire[OUTPUT_WIDTH - 1 : 0 ]	dct2_out
wire	stage2_pre2_start_out
wire	stage2_pre2_en_out
wire	dbg_stage1_pre2_en_out

Module Instances
dct1d_chen_reorder_in::dct1d_chen_reorder_in_i	Module dct1d_chen_reorder_in
dct1d_chen::dct1d_chen_stage1_i	Module dct1d_chen
dct_chen_transpose::dct_chen_transpose_i	Module dct_chen_transpose
dct1d_chen::dct1d_chen_stage2_i	Module dct1d_chen
dct1d_chen_reorder_out::dct1d_chen_reorder_out_i	Module dct1d_chen_reorder_out

Detailed Description

Definition at line 41 of file dct2d8x8_chen.v.

Member Function Documentation

ALWAYS_200 (   clk   )

Always Construct

Definition at line 137 of file dct2d8x8_chen.v.

Member Data Documentation

INPUT_WIDTH 10

Parameter

Definition at line 42 of file dct2d8x8_chen.v.

OUTPUT_WIDTH 13

Parameter

Definition at line 43 of file dct2d8x8_chen.v.

STAGE1_SAFE_BITS 3

Parameter

Definition at line 44 of file dct2d8x8_chen.v.

STAGE2_SAFE_BITS 3

Parameter

Definition at line 45 of file dct2d8x8_chen.v.

TRANSPOSE_WIDTH 16

Parameter

Definition at line 46 of file dct2d8x8_chen.v.

TRIM_STAGE_1 1

Parameter

Definition at line 47 of file dct2d8x8_chen.v.

TRIM_STAGE_2 0

Parameter

Definition at line 48 of file dct2d8x8_chen.v.

DSP_WIDTH 24

Parameter

Definition at line 49 of file dct2d8x8_chen.v.

DSP_B_WIDTH 18

Parameter

Definition at line 51 of file dct2d8x8_chen.v.

DSP_A_WIDTH 25

Parameter

Definition at line 52 of file dct2d8x8_chen.v.

DSP_P_WIDTH 48

Parameter

Definition at line 53 of file dct2d8x8_chen.v.

clk

Input

Definition at line 56 of file dct2d8x8_chen.v.

rst

Input

Definition at line 57 of file dct2d8x8_chen.v.

start

Input

Definition at line 59 of file dct2d8x8_chen.v.

xin signed [INPUT_WIDTH - 1 : 0 ]

Input

Definition at line 60 of file dct2d8x8_chen.v.

last_in reg

Output

Definition at line 61 of file dct2d8x8_chen.v.

pre_first_out

Output

Definition at line 62 of file dct2d8x8_chen.v.

dv

Output

Definition at line 63 of file dct2d8x8_chen.v.

d_out signed [OUTPUT_WIDTH - 1 : 0 ]

Output

Definition at line 64 of file dct2d8x8_chen.v.

REPLICATE_IN_STAGE1 STAGE1_SAFE_BITS

Parameter

Definition at line 66 of file dct2d8x8_chen.v.

PAD_IN_STAGE1 DSP_WIDTH - INPUT_WIDTH - STAGE1_SAFE_BITS

Parameter

Definition at line 67 of file dct2d8x8_chen.v.

REPLICATE_IN_STAGE2 STAGE2_SAFE_BITS

Parameter

Definition at line 69 of file dct2d8x8_chen.v.

PAD_IN_STAGE2 DSP_WIDTH - TRANSPOSE_WIDTH - STAGE2_SAFE_BITS

Parameter

Definition at line 70 of file dct2d8x8_chen.v.

ROUND_STAGE1 DSP_WIDTH - TRANSPOSE_WIDTH - TRIM_STAGE_1

Parameter

Definition at line 71 of file dct2d8x8_chen.v.

ROUND_STAGE2 DSP_WIDTH - OUTPUT_WIDTH - TRIM_STAGE_2

Parameter

Definition at line 72 of file dct2d8x8_chen.v.

xin_r

Signal

Definition at line 75 of file dct2d8x8_chen.v.

start_in_r

Signal

Definition at line 76 of file dct2d8x8_chen.v.

cntr_in

Signal

Definition at line 77 of file dct2d8x8_chen.v.

en_in_r

Signal

Definition at line 78 of file dct2d8x8_chen.v.

dct1in_h

Signal

Definition at line 80 of file dct2d8x8_chen.v.

dct1in_l

Signal

Definition at line 81 of file dct2d8x8_chen.v.

dct1_start

Signal

Definition at line 82 of file dct2d8x8_chen.v.

dct1_en

Signal

Definition at line 83 of file dct2d8x8_chen.v.

dct1in_pad_h

Signal

Definition at line 85 of file dct2d8x8_chen.v.

dct1in_pad_l

Signal

Definition at line 86 of file dct2d8x8_chen.v.

dct1_out

Signal

Definition at line 87 of file dct2d8x8_chen.v.

stage1_pre2_start_out

Signal

Definition at line 88 of file dct2d8x8_chen.v.

transpose_din

Signal

Definition at line 91 of file dct2d8x8_chen.v.

transpose_douth

Signal

Definition at line 92 of file dct2d8x8_chen.v.

transpose_doutl

Signal

Definition at line 93 of file dct2d8x8_chen.v.

transpose_start_out

Signal

Definition at line 94 of file dct2d8x8_chen.v.

transpose_en_out

Signal

Definition at line 95 of file dct2d8x8_chen.v.

dct2in_pad_h

Signal

Definition at line 97 of file dct2d8x8_chen.v.

dct2in_pad_l

Signal

Definition at line 98 of file dct2d8x8_chen.v.

dct2_out

Signal

Definition at line 99 of file dct2d8x8_chen.v.

stage2_pre2_start_out

Signal

Definition at line 100 of file dct2d8x8_chen.v.

stage2_pre2_en_out

Signal

Definition at line 101 of file dct2d8x8_chen.v.

dbg_stage1_pre2_en_out

Signal

Definition at line 166 of file dct2d8x8_chen.v.

dct1d_chen dct1d_chen_stage1_i

Module Instance

Definition at line 167 of file dct2d8x8_chen.v.

dct1d_chen dct1d_chen_stage2_i

Module Instance

Definition at line 197 of file dct2d8x8_chen.v.

dct1d_chen_reorder_in dct1d_chen_reorder_in_i

Module Instance

Definition at line 154 of file dct2d8x8_chen.v.

dct1d_chen_reorder_out dct1d_chen_reorder_out_i

Module Instance

Definition at line 215 of file dct2d8x8_chen.v.

dct_chen_transpose dct_chen_transpose_i

Module Instance

Definition at line 185 of file dct2d8x8_chen.v.

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The documentation for this Module was generated from the following files:

• dsp/dct2d8x8_chen.v