decoder.cpp

mpeg4实现的软件代码

}


/* ---------- MPEG4_TTS_Play() ---------- */
//
//	void MPEG4_TTS_Play()
//
//	MPEG-4 TTS Bit Stream阑 decoding 窍咯 利例茄 规过栏肺 
//  钦己扁甫 备悼矫挪促.
//
//  * 寇何 橇肺弊伐苞 流立牢磐其捞胶窃 
//

void MPEG4_TTS_Play()
{
	int i, fSnt=0;
	int nAdd=0;
	int nPOS_MOV;
	int	nCurPos;
	int	nSentence=0;
	FILE	*fp;


	SoundOutInit();									// SoundIO.c

	fp = Open_File();

	free_Data(Frame);
	
	if( Tts->V_en )
	{
		nPOS_MOV = ppp->m_slider_position.GetPos();

		if( Tts->T_en )
		{
			// slider bar狼 困摹甫 sample荐肺 函券
			T_Sync[0] = nPOS_MOV * 500 * 16;
			Set_start_time(fp, nPOS_MOV);
			nCurPos = nPOS_MOV;
		}
		else
		{
			T_Sync[0] = 0;
			nCurPos = 0;
		}
	}

	while( rd_txt(fp, Tts, Frame) != 0 ) {
		if (nFILE == TRUE && !Frame->Silence)
			pText->m_edit_Sentence.SetWindowText(Frame->Sentence->Text);

		if(Frame->Sentence == NULL) {
			for(i=0; i<8000; i++) 
				syn.iwave[i]=0; 
			play(i); 
			T_Sync[0] += i;
			Set_Slider_Pos( T_Sync );
			continue;
	    }

		if(Tts->V_en) 
		{
			Video = Snt->Video;
			if(Video->PinSnt!=0 && fSnt==1)
			{
				free_Data(Frame);
				continue;
			}
			else if(Video->PinSnt!=0 && fSnt==0)	fSnt=1;
			else if(Video->PinSnt==0) {
				for(i=0; i<Video->Offset*16; i++) 
					syn.iwave[i]=0; 
				play(i);
				T_Sync[0] += i;
				fSnt=1;
			}

			VSayOneParagraph(Tts, Frame, T_Sync);
		}
		if( Tts->V_en != 1 )
		{
			if( !pOpt->m_check_default.GetCheck() && Tts->T_en )
				Frame->Sentence->Speech_Rate = (short)f_SPCHRATE;

			if( (int)f_CURPOS_F <= nSentence++ )
			{
	  			VSayOneParagraph(Tts, Frame, T_Sync);
				// 泅犁 钦己窍绊 乐绰 困摹甫 control dialog 狼 slider 俊 馆康茄促.
				nAdd++;
				nCurPos = (int)f_CURPOS_F+nAdd;
				ppp->m_slider_position_F.SetPos(nCurPos);
				// 泅犁 钦己窍绊 乐绰 巩厘阑 sentence edit box俊 钎矫茄促.
			}
		}

		free_Data(Frame);
	}

	fclose( fp );

	SoundOutUninit();								// SoundIo.c
	ppp->m_slider_position.SetPos(0);

}


char **cmatrix(int nrh, int nch)
{
    int i;
    char **m;
    m = (char **)malloc((unsigned) (nrh+1)*sizeof(char*));
    for( i=0;i <=nrh;i++) 
        m[i] = (char *) malloc((unsigned) (nch+1)*sizeof(char));

    return m;
}

void free_cmatrix(char **m, int nrh, int nch)
{
    int i;
    for( i=nrh;i >=0;i--) free((char*) (m[i]));
    free((char*) m);
}

void Idata_read(int *A, int n, int nbits, unsigned char *B, FILE *fp)
{
    int i, nx, ny;
    unsigned int X; unsigned char Y; 
    short W[9]={ 0,1,3,7,0x0F,0x01F,0x03F,0x07F,0x0FF }; 

    Y=B[0]; ny=B[1];
    for(i=0; i<n; i++) 
	{
		nx=nbits; *(A+i)=0; 
		while(nx!=0) 
		{
			if(nx>ny) 
			{ 
				X=(Y & W[ny]); 
				*(A+i)=*(A+i) | (X << (nx-ny)); 
	    		nx-=ny; 
				ny=8; 
				fread(&Y,1,1,fp); 
			}
			else 
			{ 
				X=(Y >> (ny-nx)) & W[nx]; 
				*(A+i)=*(A+i) | X; 
				ny-=nx; 
				nx=0; 
			}
	    }
	} 
	B[0]=Y; B[1]=ny;
}


void Sdata_read(short *A, int n, int nbits, unsigned char *B, FILE *fp)
{
    int i, nx, ny;
    unsigned int X; unsigned char Y; 
    short W[9]={ 0,1,3,7,0x0F,0x01F,0x03F,0x07F,0x0FF }; 

    Y=B[0]; ny=B[1];
    for(i=0; i<n; i++) 
	{
		nx=nbits; *(A+i)=0; 
		while(nx!=0) 
		{
			if(nx>ny) 
			{ 
				X=(Y & W[ny]); 
				*(A+i)=*(A+i) | (X << (nx-ny)); 
	    		nx-=ny; 
				ny=8; 
				fread(&Y,1,1,fp); 
			}
			else 
			{ 
				X=(Y >> (ny-nx)) & W[nx]; 
				*(A+i)=*(A+i) | X; 
				ny-=nx; 
				nx=0; 
			}
	    }
	} 
	B[0]=Y; B[1]=ny;
}

void Cdata_read(char *A, int n, int nbits, unsigned char *B, FILE *fp)
{
    int i, nx, ny;
    unsigned char X,Y;
    short W[9]={ 0,1,3,7,0x0F,0x01F,0x03F,0x07F,0x0FF }; 

    Y=B[0]; ny=B[1];
    for(i=0; i<n; i++) 
	{
		nx=nbits; *(A+i)=0; 
		while(nx!=0) 
		{
			if(nx>ny) 
			{ 
				X=(Y & W[ny]); 
				*(A+i)=*(A+i) | (X << (nx-ny)); 
	    		nx-=ny; ny=8; 
				fread(&Y,1,1,fp); 
			}
			else
			{ 
				X=(Y >> (ny-nx)) & W[nx]; 
				*(A+i)=*(A+i) | X;
				ny-=nx; nx=0; 
			}
	    }
	} 
	B[0]=Y; B[1]=ny;

}


void CMdata_read(char **A, int n1, int n2, int nbits, unsigned char *B, FILE *fp)
{
    int i, j, nx, ny;
    unsigned char X,Y;
    short W[9]={ 0,1,3,7,0x0F,0x01F,0x03F,0x07F,0x0FF }; 

    Y=B[0]; ny=B[1];
    for(i=0; i<n1; i++) 
	{
        for(j=0; j<n2; j++) 
		{
		    nx=nbits; A[i][j]=0; 
		    while(nx!=0) 
			{
		        if(nx>ny) 
				{ 
				    X=(Y & W[ny]); 
					A[i][j]=A[i][j] | (X << (nx-ny)); 
		    	    nx-=ny; ny=8; 
					fread(&Y,1,1,fp); 
			    }
		        else 
				{
				    X=(Y >> (ny-nx)) & W[nx]; 
					A[i][j]=A[i][j] | X; 
				    ny-=nx; nx=0;
				}   
			}
	    } 
		B[0]=Y; B[1]=ny;
	}
}



void free_Data(FRAME_Data *Frame)
{
    SENTENCE_Data *Snt; int np;

    Snt=Frame->Sentence;
    if(Snt==NULL) return;
    if(Snt->Text!=NULL) free(Snt->Text);
    if(Snt->Prosody!=NULL)
	{
		np=Snt->Prosody->Nphone+2;
		if(Snt->Prosody->Phone!=NULL) free(Snt->Prosody->Phone); 
		if(Snt->Prosody->Dur!=NULL) free(Snt->Prosody->Dur);
		if(Snt->Prosody->Ptch!=NULL) free_cmatrix(Snt->Prosody->Ptch,np,3);
		if(Snt->Prosody->Energy!=NULL) free_cmatrix(Snt->Prosody->Energy,np,3);
		free(Snt->Prosody); 
	}
    if(Snt->Video!=NULL) free(Snt->Video);
    if(Snt->Lip_shape!=NULL) 
	{
		if(Snt->Lip_shape->LinSnt!=NULL)	free(Snt->Lip_shape->LinSnt);
		if(Snt->Lip_shape->Lshape!=NULL)	free(Snt->Lip_shape->Lshape);
		free(Snt->Lip_shape); 
	} 
    if(Snt!=NULL) { free(Snt); Frame->Sentence=NULL; }
}


/* ------ ChangeLip() ------ */
//
// moving picture啊 涝贱葛剧阑 啊瘤绰 版快甫 弊 涝贱阑 拳搁俊 谎妨霖促.
//
// * mk_fmt() call this function.
//

int ChangeLip( FRAME_Data *Frame )
{
	int	i, j;
	int Nlip;
	short	*LinSnt;
	char	*Lshape;

	Nlip = Frame->Sentence->Lip_shape->Nlip;
	LinSnt = Frame->Sentence->Lip_shape->LinSnt;
	Lshape = Frame->Sentence->Lip_shape->Lshape;
	
	if( Nlip == 0 )	return(0);
	
	i = (T_Sync[0] - T_Sync[2]) / 16;
	for(j = 0; j < Nlip; j++ )
	{
		if( i >= LinSnt[j]  && i<LinSnt[j+1])
		{
				pCLip->ChangeBitmap((int)Lshape[j]);
				break;
		}
	}

	return(1);

}


void Set_Slider_Pos(int *T_Sync)
{
	float	f_Curpos;

	f_Curpos = (float)T_Sync[0] / T_Sync[1] * nS_MAX;
	ppp->m_slider_position.SetPos((int)f_Curpos);
}


void ReplaceBitmap(int nLipNum)
{
	pCLip->ChangeBitmap(nLipNum);
}


int	Check_LipSync()
{
	return( pOpt->m_radio_SyncOn.GetCheck() );
}