cellh264decode.c

dm642上的h264源码

/*
 *  Copyright 2002 by Texas Instruments Incorporated.
 *  All rights reserved. Property of Texas Instruments Incorporated.
 *  Restricted rights to use, duplicate or disclose this code are
 *  granted through contract.
 *  
 */
 
/*
 *  ======== cellrotate.c ========
 */                                          
                        
#include <std.h>
#include <stdio.h>
#include <math.h>

#include <csl_dat.h>

#include <algrf.h>
#include <icell.h>
#include <utl.h>

#include "cellH264decode.h"
#include "appResources.h"
#include "appThreads.h"

#include "h264t.h"
#include "appmain.h"

IDEC_Params IDEC_PARAMS = {
    sizeof(IDEC_Params),
    FALSE                        // Bool reverseImage
};

static void runH264decode( IDEC_Handle handle, int *inData,
                       Uint32 **outData);
                           
// v-table for this cell
ICELL_Fxns H264DEC_CELLFXNS = { 
    NULL,                  // cellClose
    NULL,                  // cellControl
    H264DEC_cellExecute,    // cellExecute
    NULL                   // cellOpen
};

/*
 *  ======== ROTATE_cellExecute ========
 *
 */
Bool H264DEC_cellExecute( ICELL_Handle handle, Arg arg )
{   
    IDEC_Handle rotateHandle = (IDEC_Handle)handle->algHandle;

    // activate instance object
    ALGRF_activate( handle->algHandle );
    
#if HAS_DEC
    runH264decode(rotateHandle,
              (int  *)handle->inputIcc[0]->buffer,
              (Uint32 **)handle->outputIcc[0]->buffer);
#endif
              
    // deactivate instance object
    ALGRF_deactivate( handle->algHandle );

    return(TRUE);
}    

/*
 *  ======== runROTATE ========
 *  Run ROTATE algorithm.
 */
//extern int is_count,time_count[5];
 
extern H264_t *t_enc, *t_dec;
uint32_t g_ss=0;
//uint8_t recv_data[16]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
//uint8_t recv_data0[16]={1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16};
static void runH264decode(IDEC_Handle handle, int* inData, 
                      Uint32 **outData)
{   

	int32_t len;
    uint8_t *pin;
    uint32_t num;
 
    pin = (uint8_t*)inData; 

    memcpy(&len,pin,4);
//   	printf("dec len is %d, \n",len);
  	memcpy(&num,pin+4,4);
//  	memcpy(recv_data,pin+len-16,16);

//  	memcpy(&num1,pin+len,4);
//  	printf("dec num is %d\n",num); //wq
	if(g_ss!=num)
	{
		printf("dec g_ss is %d,num is %d\n",g_ss,num); //wq
		g_ss = num+1;
	}
	else
	{
		g_ss++;
	}

  	if(len>0)
    {
// 		printf(" dec num=%d,len=%d,qp=%d \n",num,len,t_dec->qp_y);
        LIGHT = 0x04;  //亮灯3
//x    	printf("begin dec %d\n",len-4);
	    len = H264_decode3(t_dec, pin+8, len-4, 1, 
	    			(Uint32 *)outData[0],(Uint32 *)outData[1],(Uint32 *)outData[2]);

		LIGHT = 0x08;  //亮灯4
//    	printf("H264_decode3 end %d\n",len);
  	}
}