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mpeg_enc.c：源码内容

							#include "PlaycoreCoremainCoreGDef.h"
#include "PlaycoreCaptureLogompeg_encdct.h"
#include "PlaycoreCaptureLogompeg_encquantize.h"
#include "PlaycoreCaptureLogompeg_encput_block.h"
#include "PlaycoreCaptureLogompeg_encputbits.h"
#include "PlaycoreCaptureLogompeg_encenc_io.h"
#include "PlaycoreCaptureLogompeg_encenc.h"
#include "Drivedrv_api.h"
#include "config.h"
#ifdef SUPPORT_CAPTURE_LOGO
extern CONST unsigned short reflasher[1536];
LOGOCAPTURE* pLogoCapture = NULL;
void init_io(void);
void io_end(void);
int StartCaptureLogo( int hsize, int vsize , int aspect_ratio, int out_scale)
{
	int iSectorCount;
//	drv_to_wait_for_logo_capture_finish();
	asm{cli}; // clear interrupt enable flag
	Init_FLASH_Burner_API();
  if(NULL == pLogoCapture)
	 pLogoCapture = malloc(sizeof(LOGOCAPTURE));
 	if(vsize < 480)
    pLogoCapture->bSingleField = 1;
  else
    pLogoCapture->bSingleField = 0;
 	pLogoCapture->TopFld=1;
	pLogoCapture->Hsize = hsize;
	pLogoCapture->Vsize = vsize;
	init_io();
	putseq(pLogoCapture->Hsize,pLogoCapture->Vsize,aspect_ratio,0,LOGO_QUALITY); //jerry LOGO_QUALITY was 16
	io_end();
	iSectorCount = pLogoCapture->sectors_cnt;
	free(pLogoCapture);
   pLogoCapture = NULL;
//	drv_logo_capture_finished();
	asm{sti}; // set interrupt enable flag
#ifdef _DEBUG
		tr_printf(("hsize: %8xn", hsize));
		tr_printf(("vsize: %8xn", vsize));
		tr_printf(("aspect_ratio: %8xn", aspect_ratio));
		tr_printf(("iSectorCount: %8xn", iSectorCount));
#endif
	return iSectorCount;
}
int CL_GetBitsAspectRatio(void)
{
	return gps->cl_AR;
}
int CL_GetOutScalling(void)
{
	return gps->cl_OutScalling;
}
/**********************************************************************************
 Purpose          :	return if logo was captured
 Input Parameters :
 Return Value     :
 Comment:		  :
**********************************************************************************/
int CL_IsLogoCaptured(void)
{
	if( gps->captureLogoKWords == -1 || gps->captureLogoKWords > LOGO_SIZE_IN_DVD_SECTORS)
   	return 0;
	else
   	return 1;
}
/**********************************************************************************
 Purpose          :	 write captured logo bitstream to DVP
 Input Parameters :	 none
 Return Value     :
 Comment:		  :
**********************************************************************************/
void CL_WriteBitstream(void)
{
	int i;
	unsigned short huge *FlashADDR;
	FlashADDR = LOGO_ADDR;
	for(i = 0; i < gps->captureLogoKWords; i++)
   {
	if(!I49_BitstreamWrite8Bit((BYTE*)FlashADDR , 2048 ))
	{
	   	tr_printf (("Timeout while sending bitstreamn"));
	}
	FlashADDR += 1024;
	}
}
#endif

						