| Line 5... |
Line 5... |
// Project : JPEG Decoder
|
// Project : JPEG Decoder
|
// Belong to :
|
// Belong to :
|
// Author : H.Ishihara
|
// Author : H.Ishihara
|
// E-Mail : hidemi@sweetcafe.jp
|
// E-Mail : hidemi@sweetcafe.jp
|
// HomePage : http://www.sweetcafe.jp/
|
// HomePage : http://www.sweetcafe.jp/
|
// Date : 2007/04/11
|
// Date : 2008/03/05
|
// Rev. : 2.0
|
// Rev. : 2.00
|
//---------------------------------------------------------------------------
|
//---------------------------------------------------------------------------
|
// Rev. Date Description
|
// Rev. Date Description
|
//---------------------------------------------------------------------------
|
//---------------------------------------------------------------------------
|
// 1.01 2006/10/01 1st Release
|
// 1.01 2006/10/01 1st Release
|
// 1.02 2006/10/04 add ProcessIdle register
|
// 1.02 2006/10/04 add ProcessIdle register
|
// 2.00 2007/04/11
|
// 1.99 2007/04/11
|
|
// 2.00 2008/03/05 New Verion
|
//---------------------------------------------------------------------------
|
//---------------------------------------------------------------------------
|
`timescale 1ps / 1ps
|
`timescale 1ps / 1ps
|
|
|
module jpeg_decode
|
module jpeg_decode(
|
(
|
|
rst,
|
rst,
|
clk,
|
clk,
|
|
|
// From FIFO
|
// From FIFO
|
DataIn,
|
DataIn,
|
| Line 36... |
Line 36... |
OutPixelX,
|
OutPixelX,
|
OutPixelY,
|
OutPixelY,
|
OutR,
|
OutR,
|
OutG,
|
OutG,
|
OutB
|
OutB
|
|
|
);
|
);
|
|
|
input rst;
|
input rst;
|
input clk;
|
input clk;
|
|
|
| Line 68... |
Line 67... |
wire UseByte;
|
wire UseByte;
|
wire UseWord;
|
wire UseWord;
|
|
|
wire ImageEnable;
|
wire ImageEnable;
|
wire EnableFF00;
|
wire EnableFF00;
|
wire DecodeFinish;
|
|
|
|
// reg ProcessIdle;
|
// reg ProcessIdle;
|
|
|
//--------------------------------------------------------------------------
|
//--------------------------------------------------------------------------
|
// Read JPEG Data from FIFO
|
// Read JPEG Data from FIFO
|
| Line 89... |
Line 87... |
// DataOut
|
// DataOut
|
.DataOut ( JpegData ),
|
.DataOut ( JpegData ),
|
.DataOutEnable ( JpegDataEnable ),
|
.DataOutEnable ( JpegDataEnable ),
|
|
|
//
|
//
|
.ImageEnable ( EnableFF00 ),
|
.ImageEnable ( ImageEnable ),
|
.ProcessIdle ( JpegDecodeIdle ),
|
.ProcessIdle ( JpegDecodeIdle ),
|
|
|
// UseData
|
// UseData
|
.UseBit ( UseBit ),
|
.UseBit ( UseBit ),
|
.UseWidth ( UseWidth ),
|
.UseWidth ( UseWidth ),
|
| Line 113... |
Line 111... |
wire [1:0] DhtTable;
|
wire [1:0] DhtTable;
|
wire [7:0] DhtCount;
|
wire [7:0] DhtCount;
|
wire [7:0] DhtData;
|
wire [7:0] DhtData;
|
|
|
//
|
//
|
wire HaffumanEnable;
|
wire HuffmanEnable;
|
wire [1:0] HaffumanTable;
|
wire [1:0] HuffmanTable;
|
wire [3:0] HaffumanCount;
|
wire [3:0] HuffmanCount;
|
wire [15:0] HaffumanData;
|
wire [15:0] HuffmanData;
|
wire [7:0] HaffumanStart;
|
wire [7:0] HuffmanStart;
|
|
|
wire [11:0] JpegBlockWidth;
|
wire [11:0] JpegBlockWidth;
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|
|
jpeg_decode_fsm u_jpeg_decode_fsm(
|
jpeg_decode_fsm u_jpeg_decode_fsm(
|
.rst(rst),
|
.rst(rst),
|
| Line 151... |
Line 149... |
.DhtTable ( DhtTable ),
|
.DhtTable ( DhtTable ),
|
.DhtCount ( DhtCount ),
|
.DhtCount ( DhtCount ),
|
.DhtData ( DhtData ),
|
.DhtData ( DhtData ),
|
|
|
//
|
//
|
.HaffumanEnable ( HaffumanEnable ),
|
.HuffmanEnable ( HuffmanEnable ),
|
.HaffumanTable ( HaffumanTable ),
|
.HuffmanTable ( HuffmanTable ),
|
.HaffumanCount ( HaffumanCount ),
|
.HuffmanCount ( HuffmanCount ),
|
.HaffumanData ( HaffumanData ),
|
.HuffmanData ( HuffmanData ),
|
.HaffumanStart ( HaffumanStart ),
|
.HuffmanStart ( HuffmanStart ),
|
|
|
//
|
//
|
.ImageEnable ( ImageEnable ),
|
.ImageEnable ( ImageEnable ),
|
.ImageEnd ( DecodeFinish ),
|
|
.EnableFF00 ( EnableFF00 ),
|
|
|
|
//
|
//
|
.UseByte ( UseByte ),
|
.UseByte ( UseByte ),
|
.UseWord ( UseWord )
|
.UseWord ( UseWord )
|
);
|
);
|
|
|
|
|
wire HmDecEnable;
|
wire HmDecEnable;
|
wire [2:0] HmDecColor;
|
wire [2:0] HmDecColor;
|
|
wire HmRead;
|
|
wire [4:0] HmAddress;
|
|
|
wire HmDecSel;
|
wire [15:0] HmDataA, HmDataB;
|
wire HmDecRelease;
|
|
|
|
wire [15:0] Hm00Data;
|
|
wire [15:0] Hm01Data;
|
|
wire [15:0] Hm02Data;
|
|
wire [15:0] Hm03Data;
|
|
wire [15:0] Hm04Data;
|
|
wire [15:0] Hm05Data;
|
|
wire [15:0] Hm06Data;
|
|
wire [15:0] Hm07Data;
|
|
wire [15:0] Hm08Data;
|
|
wire [15:0] Hm09Data;
|
|
wire [15:0] Hm10Data;
|
|
wire [15:0] Hm11Data;
|
|
wire [15:0] Hm12Data;
|
|
wire [15:0] Hm13Data;
|
|
wire [15:0] Hm14Data;
|
|
wire [15:0] Hm15Data;
|
|
wire [15:0] Hm16Data;
|
|
wire [15:0] Hm17Data;
|
|
wire [15:0] Hm18Data;
|
|
wire [15:0] Hm19Data;
|
|
wire [15:0] Hm20Data;
|
|
wire [15:0] Hm21Data;
|
|
wire [15:0] Hm22Data;
|
|
wire [15:0] Hm23Data;
|
|
wire [15:0] Hm24Data;
|
|
wire [15:0] Hm25Data;
|
|
wire [15:0] Hm26Data;
|
|
wire [15:0] Hm27Data;
|
|
wire [15:0] Hm28Data;
|
|
wire [15:0] Hm29Data;
|
|
wire [15:0] Hm30Data;
|
|
wire [15:0] Hm31Data;
|
|
wire [15:0] Hm32Data;
|
|
wire [15:0] Hm33Data;
|
|
wire [15:0] Hm34Data;
|
|
wire [15:0] Hm35Data;
|
|
wire [15:0] Hm36Data;
|
|
wire [15:0] Hm37Data;
|
|
wire [15:0] Hm38Data;
|
|
wire [15:0] Hm39Data;
|
|
wire [15:0] Hm40Data;
|
|
wire [15:0] Hm41Data;
|
|
wire [15:0] Hm42Data;
|
|
wire [15:0] Hm43Data;
|
|
wire [15:0] Hm44Data;
|
|
wire [15:0] Hm45Data;
|
|
wire [15:0] Hm46Data;
|
|
wire [15:0] Hm47Data;
|
|
wire [15:0] Hm48Data;
|
|
wire [15:0] Hm49Data;
|
|
wire [15:0] Hm50Data;
|
|
wire [15:0] Hm51Data;
|
|
wire [15:0] Hm52Data;
|
|
wire [15:0] Hm53Data;
|
|
wire [15:0] Hm54Data;
|
|
wire [15:0] Hm55Data;
|
|
wire [15:0] Hm56Data;
|
|
wire [15:0] Hm57Data;
|
|
wire [15:0] Hm58Data;
|
|
wire [15:0] Hm59Data;
|
|
wire [15:0] Hm60Data;
|
|
wire [15:0] Hm61Data;
|
|
wire [15:0] Hm62Data;
|
|
wire [15:0] Hm63Data;
|
|
|
|
wire DctIdle;
|
|
|
|
jpeg_haffuman u_jpeg_haffuman(
|
jpeg_huffman u_jpeg_huffman(
|
.rst(rst),
|
.rst(rst),
|
.clk(clk),
|
.clk(clk),
|
|
|
|
.ProcessInit ( JpegDecodeIdle ),
|
|
|
// DQT Table
|
// DQT Table
|
.DqtInEnable ( DqtEnable ),
|
.DqtInEnable ( DqtEnable ),
|
.DqtInColor ( DqtTable ),
|
.DqtInColor ( DqtTable ),
|
.DqtInCount ( DqtCount[5:0] ),
|
.DqtInCount ( DqtCount[5:0] ),
|
.DqtInData ( DqtData ),
|
.DqtInData ( DqtData ),
|
| Line 257... |
Line 190... |
.DhtInEnable ( DhtEnable ),
|
.DhtInEnable ( DhtEnable ),
|
.DhtInColor ( DhtTable ),
|
.DhtInColor ( DhtTable ),
|
.DhtInCount ( DhtCount ),
|
.DhtInCount ( DhtCount ),
|
.DhtInData ( DhtData ),
|
.DhtInData ( DhtData ),
|
|
|
// Haffuman Table
|
// Huffman Table
|
.HaffumanTableEnable ( HaffumanEnable ),
|
.HuffmanTableEnable ( HuffmanEnable ),
|
.HaffumanTableColor ( HaffumanTable ),
|
.HuffmanTableColor ( HuffmanTable ),
|
.HaffumanTableCount ( HaffumanCount ),
|
.HuffmanTableCount ( HuffmanCount ),
|
.HaffumanTableCode ( HaffumanData ),
|
.HuffmanTableCode ( HuffmanData ),
|
.HaffumanTableStart ( HaffumanStart ),
|
.HuffmanTableStart ( HuffmanStart ),
|
|
|
// Haffuman Decode
|
// Huffman Decode
|
.DataInRun ( ImageEnable ),
|
.DataInRun ( ImageEnable ),
|
.DataInEnable ( JpegDataEnable ),
|
.DataInEnable ( JpegDataEnable ),
|
.DataIn ( JpegData ),
|
.DataIn ( JpegData ),
|
|
|
// Output decode data
|
// Output decode data
|
.DecodeUseBit ( UseBit ),
|
.DecodeUseBit ( UseBit ),
|
.DecodeUseWidth ( UseWidth ),
|
.DecodeUseWidth ( UseWidth ),
|
|
|
// Data Out
|
// Data Out
|
.DataOutIdle ( DctIdle ),
|
|
.DataOutEnable ( HmDecEnable ),
|
.DataOutEnable ( HmDecEnable ),
|
|
.DataOutRead ( HmRead ),
|
|
.DataOutAddress ( HmAddress ),
|
.DataOutColor ( HmDecColor ),
|
.DataOutColor ( HmDecColor ),
|
.DataOutSel ( HmDecSel ),
|
.DataOutA ( HmDataA ),
|
.Data00Reg ( Hm00Data ),
|
.DataOutB ( HmDataB )
|
.Data01Reg ( Hm01Data ),
|
|
.Data02Reg ( Hm02Data ),
|
|
.Data03Reg ( Hm03Data ),
|
|
.Data04Reg ( Hm04Data ),
|
|
.Data05Reg ( Hm05Data ),
|
|
.Data06Reg ( Hm06Data ),
|
|
.Data07Reg ( Hm07Data ),
|
|
.Data08Reg ( Hm08Data ),
|
|
.Data09Reg ( Hm09Data ),
|
|
.Data10Reg ( Hm10Data ),
|
|
.Data11Reg ( Hm11Data ),
|
|
.Data12Reg ( Hm12Data ),
|
|
.Data13Reg ( Hm13Data ),
|
|
.Data14Reg ( Hm14Data ),
|
|
.Data15Reg ( Hm15Data ),
|
|
.Data16Reg ( Hm16Data ),
|
|
.Data17Reg ( Hm17Data ),
|
|
.Data18Reg ( Hm18Data ),
|
|
.Data19Reg ( Hm19Data ),
|
|
.Data20Reg ( Hm20Data ),
|
|
.Data21Reg ( Hm21Data ),
|
|
.Data22Reg ( Hm22Data ),
|
|
.Data23Reg ( Hm23Data ),
|
|
.Data24Reg ( Hm24Data ),
|
|
.Data25Reg ( Hm25Data ),
|
|
.Data26Reg ( Hm26Data ),
|
|
.Data27Reg ( Hm27Data ),
|
|
.Data28Reg ( Hm28Data ),
|
|
.Data29Reg ( Hm29Data ),
|
|
.Data30Reg ( Hm30Data ),
|
|
.Data31Reg ( Hm31Data ),
|
|
.Data32Reg ( Hm32Data ),
|
|
.Data33Reg ( Hm33Data ),
|
|
.Data34Reg ( Hm34Data ),
|
|
.Data35Reg ( Hm35Data ),
|
|
.Data36Reg ( Hm36Data ),
|
|
.Data37Reg ( Hm37Data ),
|
|
.Data38Reg ( Hm38Data ),
|
|
.Data39Reg ( Hm39Data ),
|
|
.Data40Reg ( Hm40Data ),
|
|
.Data41Reg ( Hm41Data ),
|
|
.Data42Reg ( Hm42Data ),
|
|
.Data43Reg ( Hm43Data ),
|
|
.Data44Reg ( Hm44Data ),
|
|
.Data45Reg ( Hm45Data ),
|
|
.Data46Reg ( Hm46Data ),
|
|
.Data47Reg ( Hm47Data ),
|
|
.Data48Reg ( Hm48Data ),
|
|
.Data49Reg ( Hm49Data ),
|
|
.Data50Reg ( Hm50Data ),
|
|
.Data51Reg ( Hm51Data ),
|
|
.Data52Reg ( Hm52Data ),
|
|
.Data53Reg ( Hm53Data ),
|
|
.Data54Reg ( Hm54Data ),
|
|
.Data55Reg ( Hm55Data ),
|
|
.Data56Reg ( Hm56Data ),
|
|
.Data57Reg ( Hm57Data ),
|
|
.Data58Reg ( Hm58Data ),
|
|
.Data59Reg ( Hm59Data ),
|
|
.Data60Reg ( Hm60Data ),
|
|
.Data61Reg ( Hm61Data ),
|
|
.Data62Reg ( Hm62Data ),
|
|
.Data63Reg ( Hm63Data ),
|
|
.DataOutRelease (HmDecRelase)
|
|
);
|
);
|
|
|
wire DctEnable;
|
wire DctEnable;
|
wire [2:0] DctColor;
|
wire [2:0] DctColor;
|
wire [2:0] DctPage;
|
wire [2:0] DctPage;
|
wire [1:0] DctCount;
|
wire [1:0] DctCount;
|
wire [8:0] Dct0Data;
|
wire [8:0] Dct0Data, Dct1Data;
|
wire [8:0] Dct1Data;
|
|
|
|
wire [15:0] DctWidth;
|
wire [15:0] DctWidth, DctHeight;
|
wire [15:0] DctHeight;
|
wire [11:0] DctBlockX, DctBlockY;
|
wire [11:0] DctBlockX;
|
|
wire [11:0] DctBlockY;
|
|
|
|
wire YCbCrIdle;
|
wire YCbCrIdle;
|
|
|
jpeg_idct u_jpeg_idct(
|
jpeg_idct u_jpeg_idct(
|
.rst(rst),
|
.rst(rst),
|
.clk(clk),
|
.clk(clk),
|
|
|
|
.ProcessInit ( JpegDecodeIdle ),
|
|
|
.DataInEnable( HmDecEnable ),
|
.DataInEnable( HmDecEnable ),
|
.DataInSel( HmDecSel ),
|
.DataInRead ( HmRead ),
|
.Data00In( Hm00Data ),
|
.DataInAddress ( HmAddress ),
|
.Data01In( Hm01Data ),
|
.DataInA ( HmDataA ),
|
.Data02In( Hm02Data ),
|
.DataInB ( HmDataB ),
|
.Data03In( Hm03Data ),
|
|
.Data04In( Hm04Data ),
|
|
.Data05In( Hm05Data ),
|
|
.Data06In( Hm06Data ),
|
|
.Data07In( Hm07Data ),
|
|
.Data08In( Hm08Data ),
|
|
.Data09In( Hm09Data ),
|
|
.Data10In( Hm10Data ),
|
|
.Data11In( Hm11Data ),
|
|
.Data12In( Hm12Data ),
|
|
.Data13In( Hm13Data ),
|
|
.Data14In( Hm14Data ),
|
|
.Data15In( Hm15Data ),
|
|
.Data16In( Hm16Data ),
|
|
.Data17In( Hm17Data ),
|
|
.Data18In( Hm18Data ),
|
|
.Data19In( Hm19Data ),
|
|
.Data20In( Hm20Data ),
|
|
.Data21In( Hm21Data ),
|
|
.Data22In( Hm22Data ),
|
|
.Data23In( Hm23Data ),
|
|
.Data24In( Hm24Data ),
|
|
.Data25In( Hm25Data ),
|
|
.Data26In( Hm26Data ),
|
|
.Data27In( Hm27Data ),
|
|
.Data28In( Hm28Data ),
|
|
.Data29In( Hm29Data ),
|
|
.Data30In( Hm30Data ),
|
|
.Data31In( Hm31Data ),
|
|
.Data32In( Hm32Data ),
|
|
.Data33In( Hm33Data ),
|
|
.Data34In( Hm34Data ),
|
|
.Data35In( Hm35Data ),
|
|
.Data36In( Hm36Data ),
|
|
.Data37In( Hm37Data ),
|
|
.Data38In( Hm38Data ),
|
|
.Data39In( Hm39Data ),
|
|
.Data40In( Hm40Data ),
|
|
.Data41In( Hm41Data ),
|
|
.Data42In( Hm42Data ),
|
|
.Data43In( Hm43Data ),
|
|
.Data44In( Hm44Data ),
|
|
.Data45In( Hm45Data ),
|
|
.Data46In( Hm46Data ),
|
|
.Data47In( Hm47Data ),
|
|
.Data48In( Hm48Data ),
|
|
.Data49In( Hm49Data ),
|
|
.Data50In( Hm50Data ),
|
|
.Data51In( Hm51Data ),
|
|
.Data52In( Hm52Data ),
|
|
.Data53In( Hm53Data ),
|
|
.Data54In( Hm54Data ),
|
|
.Data55In( Hm55Data ),
|
|
.Data56In( Hm56Data ),
|
|
.Data57In( Hm57Data ),
|
|
.Data58In( Hm58Data ),
|
|
.Data59In( Hm59Data ),
|
|
.Data60In( Hm60Data ),
|
|
.Data61In( Hm61Data ),
|
|
.Data62In( Hm62Data ),
|
|
.Data63In( Hm63Data ),
|
|
.DataInIdle( DctIdle ),
|
|
.DataInRelease( HmDecRelase ),
|
|
|
|
.DataOutEnable ( DctEnable ),
|
.DataOutEnable ( DctEnable ),
|
.DataOutPage ( DctPage ),
|
.DataOutPage ( DctPage ),
|
.DataOutCount ( DctCount ),
|
.DataOutCount ( DctCount ),
|
.Data0Out ( Dct0Data ),
|
.Data0Out ( Dct0Data ),
|
| Line 446... |
Line 252... |
wire [7:0] ColorR, ColorG, ColorB;
|
wire [7:0] ColorR, ColorG, ColorB;
|
jpeg_ycbcr u_jpeg_ycbcr(
|
jpeg_ycbcr u_jpeg_ycbcr(
|
.rst(rst),
|
.rst(rst),
|
.clk(clk),
|
.clk(clk),
|
|
|
|
.ProcessInit ( JpegDecodeIdle ),
|
|
|
.DataInEnable ( DctEnable ),
|
.DataInEnable ( DctEnable ),
|
.DataInPage ( DctPage ),
|
.DataInPage ( DctPage ),
|
.DataInCount ( DctCount ),
|
.DataInCount ( DctCount ),
|
.DataInIdle ( YCbCrIdle ),
|
.DataInIdle ( YCbCrIdle ),
|
.Data0In ( Dct0Data ),
|
.Data0In ( Dct0Data ),
|
| Line 469... |
Line 277... |
assign OutPixelY = (ImageEnable)?ColorPixelY:16'd0;
|
assign OutPixelY = (ImageEnable)?ColorPixelY:16'd0;
|
assign OutR = (ImageEnable)?ColorR:8'd0;
|
assign OutR = (ImageEnable)?ColorR:8'd0;
|
assign OutG = (ImageEnable)?ColorG:8'd0;
|
assign OutG = (ImageEnable)?ColorG:8'd0;
|
assign OutB = (ImageEnable)?ColorB:8'd0;
|
assign OutB = (ImageEnable)?ColorB:8'd0;
|
|
|
endmodule // jpeg_decode
|
endmodule
|
|
|
No newline at end of file
|
No newline at end of file
|
