Issue 692: Fixes crash due to uninitialized cosine pointer (26b8a7aa) · Commits · SA4 / Audio / IVAS BASOP

lib_com/edct_fx.c

+80 −0

Original line number	Diff line number	Diff line
		@@ -45,10 +45,42 @@ static Word16 get_edxt_factor( Word16 length ) /* Returns value of sqrtf(2.f/len
		{
		factor = 5181;
		}
		ELSE IF( EQ_16( length, 40 ) )
		{
		factor = 7327;
		}
		ELSE IF( EQ_16( length, 960 ) )
		{
		factor = 1496;
		}
		ELSE IF( EQ_16( length, 480 ) )
		{
		factor = 2115;
		}
		ELSE IF( EQ_16( length, 240 ) )
		{
		factor = 2991;
		}
		ELSE IF( EQ_16( length, 120 ) )
		{
		factor = 4230;
		}
		ELSE IF( EQ_16( length, 1200 ) )
		{
		factor = 1338;
		}
		ELSE IF( EQ_16( length, 800 ) )
		{
		factor = 1638;
		}
		ELSE IF( EQ_16( length, 400 ) )
		{
		factor = 2317;
		}
		ELSE IF( EQ_16( length, 200 ) )
		{
		factor = 3277;
		}
		return factor;
		}

		@@ -555,12 +587,60 @@ void edxt_fx(
		sinPtr = sin_scale_tbl_640;
		n = 8;
		}
		ELSE IF( EQ_16( length, 40 ) )
		{
		cosPtr = cos_scale_tbl_640;
		sinPtr = sin_scale_tbl_640;
		n = 16;
		}
		ELSE IF( EQ_16( length, 960 ) )
		{
		cosPtr = cos_scale_tbl_960;
		sinPtr = sin_scale_tbl_960;
		n = 1;
		}
		ELSE IF( EQ_16( length, 480 ) )
		{
		cosPtr = cos_scale_tbl_960;
		sinPtr = sin_scale_tbl_960;
		n = 2;
		}
		ELSE IF( EQ_16( length, 240 ) )
		{
		cosPtr = cos_scale_tbl_960;
		sinPtr = sin_scale_tbl_960;
		n = 4;
		}
		ELSE IF( EQ_16( length, 120 ) )
		{
		cosPtr = cos_scale_tbl_960;
		sinPtr = sin_scale_tbl_960;
		n = 8;
		}
		ELSE IF( EQ_16( length, 1200 ) )
		{
		cosPtr = cos_scale_tbl_1200;
		sinPtr = sin_scale_tbl_1200;
		n = 1;
		}
		ELSE IF( EQ_16( length, 800 ) )
		{
		cosPtr = cos_scale_tbl_800;
		sinPtr = sin_scale_tbl_800;
		n = 1;
		}
		ELSE IF( EQ_16( length, 400 ) )
		{
		cosPtr = cos_scale_tbl_800;
		sinPtr = sin_scale_tbl_800;
		n = 2;
		}
		ELSE IF( EQ_16( length, 200 ) )
		{
		cosPtr = cos_scale_tbl_800;
		sinPtr = sin_scale_tbl_800;
		n = 4;
		}

		#ifdef FAST_EDXT
		IF( EQ_16( kernelType, MDST_II ) \|\| EQ_16( kernelType, MDCT_II ) )

lib_com/rom_com.c

+512 −0

File changed.

Preview size limit exceeded, changes collapsed.

lib_com/rom_com.h

+4 −0

Original line number	Diff line number	Diff line
		@@ -2134,4 +2134,8 @@ extern const Word16 cos_scale_tbl_640[640];
		extern const Word16 sin_scale_tbl_640[640];
		extern const Word16 sin_scale_tbl_512[512];
		extern const Word16 cos_scale_tbl_512[512];
		extern const Word16 cos_scale_tbl_1200[1200];
		extern const Word16 sin_scale_tbl_1200[1200];
		extern const Word16 cos_scale_tbl_800[800];
		extern const Word16 sin_scale_tbl_800[800];
		#endif