tskprocess.c

DM642 网络测试原程序 包括视频采集和压缩,解压缩编码

#include <std.h>
#include <tsk.h>
#include <stdio.h>
#include <time.h>
#include <csl.h>
#include <csl_cache.h>
#include <csl_dat.h>
#include <chan.h>
#include <scom.h>
#include <utl.h>
#include <ialg.h>

#include "fvid.h"
#include "celljpegenc_ti.h"
#include "celljpegdec_ti.h"
#include "appmain.h"
#include "appThreads.h"
#include "tskProcess.h"
#include "appBiosObjects.h"

#include "netmain.h" /*change*/

//#include "cap_dis_size.h"

IJPEGENC_Params   jpegencParams;
IJPEGDEC_Params   jpegdecParams;

#pragma DATA_SECTION(jpg_img,   ".user_data_ext")
#pragma DATA_ALIGN( jpg_img,   128)
unsigned char jpg_img[128 * 2000];

#pragma DATA_ALIGN(dec_out_y, 128);
#pragma DATA_ALIGN(dec_out_u, 128);
#pragma DATA_ALIGN(dec_out_v, 128);
unsigned char dec_out_y[720 * 480];
unsigned char dec_out_u[360 * 240];
unsigned char dec_out_v[360 * 240];

static Void checkMsg();

/*
// Simple Motion Detection
//
// This code puts "sensors" on the screen and checks them
// for change in intensity. A sensor is "tripped" when
// there is a change in intensity beyond a set threshold.
//
*/

#define SPACING         40    /* Pixel spacing of "sensor" */
#define YDELTATHRESH    12    /* Max delta Y the will not trip "sensor" */
#define PIXPERSAMPLE    2     /* Number of pixels per sample location */
#define SENSBUFSIZE     128*4 /* Must be multiple of 128 & large enough */
#define XPIX            (720/SPACING)
#define YPIX            (480/SPACING)
#define PIXOFF(n)       ((n*SPACING)+(SPACING/2))
#define SAMPLES         (XPIX*YPIX)

#if (SAMPLES*PIXPERSAMPLE) > SENSBUFSIZE
#error "BUFFER SIZE"
#endif

#pragma DATA_SECTION(img_sum1,  ".user_data_ext")
#pragma DATA_ALIGN( img_sum1,   128)
unsigned char img_sum1[SENSBUFSIZE];

#pragma DATA_SECTION(img_sum2,   ".user_data_ext")
#pragma DATA_ALIGN( img_sum2,   128)
unsigned char img_sum2[SENSBUFSIZE];

unsigned char *img_sum[2] = { img_sum1, img_sum2 };

#pragma DATA_SECTION(dec_data, ".user_data_ext")
#pragma DATA_ALIGN( dec_data,   128)
unsigned char dec_data[SENSBUFSIZE];

#pragma DATA_SECTION(tag_data, ".user_data_ext")
#pragma DATA_ALIGN( tag_data,   128)
unsigned char tag_data[384 * 32];

#define TAGPITCH    336

extern unsigned char charset;


static void drawchar( unsigned char *ps, unsigned char c )
{
    int y,i;
    unsigned char cdata;
    unsigned char *pc = &charset + ((c-32)*16);

    for( y=0; y<16; y++ )
    {
        cdata = *pc++;
        for(i=0; i<8; i++)
        {
            if( cdata & 1 )
            {
                *(ps) = 0xFF;
                *(ps+1) = 0xFF;
                *(ps+TAGPITCH) = 0xFF;
                *(ps+TAGPITCH+1) = 0xFF;
            }
            cdata >>= 1;
            ps += 2;
        }
        ps += TAGPITCH*2 - 16;
    }
}

static void drawstring( unsigned char *pBuf, char *pString )
{
    unsigned char c;

    while( c = *pString++ )
    {
        drawchar( pBuf, c );
        pBuf += 16;
    }
}

static void tagScreen( unsigned char *pY )
{
    int y;
    uint ms;
    struct tm *ptm;
    time_t secs;
    char str[32];

    secs = llTimerGetTime(&ms) + netcmdArgs[CMD_SETCLOCK];
    ptm = localtime(&secs);

    if( ptm->tm_year >= 30 )
        ptm->tm_year -= 30;
    else
        ptm->tm_year += 70;

    sprintf( str, "%02d/%02d/%02d %02d:%02d:%02d:%02d",
        ptm->tm_mon+1, ptm->tm_mday, ptm->tm_year,
        ptm->tm_hour, ptm->tm_min, ptm->tm_sec, ms/10 );

    memset( tag_data, 0, 384 * 32);

    drawstring( tag_data+8, str );

    OEMCacheClean( tag_data, TAGPITCH*32 );
    OEMCacheCleanSynch();

    for( y=0; y<32; y++ )
        DAT_copy( tag_data+(TAGPITCH*y), pY+(720*424)+(720*y)+32, TAGPITCH );
}

static int checkMotion( unsigned char *pY )
{
    static int idx = 0;
    int x,y,i;

    idx ^= 1;

    OEMCacheClean( img_sum[idx], SAMPLES*PIXPERSAMPLE );
    OEMCacheCleanSynch();

    i = 0;
    for( y=0; y<YPIX; y++ )
        for( x=0; x<XPIX; x++ )
        {
            DAT_copy( pY + PIXOFF(x) + (PIXOFF(y)*720),
                      img_sum[idx] + i, PIXPERSAMPLE );
            i += PIXPERSAMPLE;
        }


    x = 0;

    if( !netcmdArgs[CMD_SHOWDOTS] )
    {
        for( i=0; i<SAMPLES * PIXPERSAMPLE; i++ )
        {
            y = (int)img_sum1[i] - (int)img_sum2[i];
            if( y < -YDELTATHRESH || y > YDELTATHRESH )
                x++;
        }
    }
    else
    {
        for( i=0; i<SAMPLES * PIXPERSAMPLE; i++ )
        {
            y = (int)img_sum1[i] - (int)img_sum2[i];
            if( y < -YDELTATHRESH || y > YDELTATHRESH )
            {
                x++;
                dec_data[i] = 0xFF;
            }
            else
            {
                dec_data[i] = 0x0;
            }
        }
    }

    // Return change in "tenths of percent"
    return( (x*1000)/(SAMPLES*PIXPERSAMPLE) );
}

static void showMotion( unsigned char *pY )
{
    int x,y,i;

    OEMCacheClean( dec_data, SAMPLES*PIXPERSAMPLE );
    OEMCacheCleanSynch();

    i = 0;
    for( y=0; y<YPIX; y++ )
        for( x=0; x<XPIX; x++ )
        {
            DAT_copy( dec_data + i, pY + PIXOFF(x) + (PIXOFF(y)*720),
                      PIXPERSAMPLE );
            i += PIXPERSAMPLE;
        }
}



ThrProcess thrProcess;

void tskProcessInit()
{
    int chanNum;
    ICELL_Obj  *cell;
    ICC_Handle  inputIcc;
    ICC_Handle  outputIcc;

    /*----------------------------------------------------*/
    /* Call JPEG specific user initialization if any.     */
    /*----------------------------------------------------*/

    JPEGENC_TI_init();
    JPEGDEC_TI_init();

    /*----------------------------------------------------*/
    /* Set up params for all XDAIS algorithms.            */
    /*----------------------------------------------------*/

    jpegencParams = IJPEGENC_PARAMS;
    jpegdecParams = IJPEGDEC_PARAMS;

    for (chanNum = 0; chanNum < PROCESSNUMCHANNELS ; chanNum++)
    {
        /*
         * JPEGENC: create an input and output linear ICC:
         * The address to the ICC's will be set in the thrProcessRun()
         * function via the ICC_setBuf().
         */
        ICELL_Obj   defaultCell = ICELL_DEFAULT;

        cell = &thrProcess.cellListEncode[(chanNum*PROCESSNUMCELLS) + 0];
        *cell                = defaultCell;
        cell->name           = "JPEGENC";
        cell->cellFxns       = &JPEGENC_CELLFXNS;
        cell->algFxns        = (IALG_Fxns *)&JPEGENC_IJPEGENC;
        cell->algParams      = (IALG_Params *)&IJPEGENC_PARAMS;
        cell->scrBucketIndex = THRIOSSCRBUCKET;

        inputIcc  = (ICC_Handle)ICC_linearCreate(NULL, 0);
        UTL_assert( inputIcc != NULL);