X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e19291405ff3995a32c965da9694f2f20aa02468..eea4d01c65f9b29baa1193db762b4c6b8144af24:/src/jpeg/jidctred.c diff --git a/src/jpeg/jidctred.c b/src/jpeg/jidctred.c index 421f3c7ca1..efda35aeb5 100644 --- a/src/jpeg/jidctred.c +++ b/src/jpeg/jidctred.c @@ -55,20 +55,20 @@ */ #if CONST_BITS == 13 -#define FIX_0_211164243 ((INT32) 1730) /* FIX(0.211164243) */ -#define FIX_0_509795579 ((INT32) 4176) /* FIX(0.509795579) */ -#define FIX_0_601344887 ((INT32) 4926) /* FIX(0.601344887) */ -#define FIX_0_720959822 ((INT32) 5906) /* FIX(0.720959822) */ -#define FIX_0_765366865 ((INT32) 6270) /* FIX(0.765366865) */ -#define FIX_0_850430095 ((INT32) 6967) /* FIX(0.850430095) */ -#define FIX_0_899976223 ((INT32) 7373) /* FIX(0.899976223) */ -#define FIX_1_061594337 ((INT32) 8697) /* FIX(1.061594337) */ -#define FIX_1_272758580 ((INT32) 10426) /* FIX(1.272758580) */ -#define FIX_1_451774981 ((INT32) 11893) /* FIX(1.451774981) */ -#define FIX_1_847759065 ((INT32) 15137) /* FIX(1.847759065) */ -#define FIX_2_172734803 ((INT32) 17799) /* FIX(2.172734803) */ -#define FIX_2_562915447 ((INT32) 20995) /* FIX(2.562915447) */ -#define FIX_3_624509785 ((INT32) 29692) /* FIX(3.624509785) */ +#define FIX_0_211164243 ((JPEG_INT32) 1730) /* FIX(0.211164243) */ +#define FIX_0_509795579 ((JPEG_INT32) 4176) /* FIX(0.509795579) */ +#define FIX_0_601344887 ((JPEG_INT32) 4926) /* FIX(0.601344887) */ +#define FIX_0_720959822 ((JPEG_INT32) 5906) /* FIX(0.720959822) */ +#define FIX_0_765366865 ((JPEG_INT32) 6270) /* FIX(0.765366865) */ +#define FIX_0_850430095 ((JPEG_INT32) 6967) /* FIX(0.850430095) */ +#define FIX_0_899976223 ((JPEG_INT32) 7373) /* FIX(0.899976223) */ +#define FIX_1_061594337 ((JPEG_INT32) 8697) /* FIX(1.061594337) */ +#define FIX_1_272758580 ((JPEG_INT32) 10426) /* FIX(1.272758580) */ +#define FIX_1_451774981 ((JPEG_INT32) 11893) /* FIX(1.451774981) */ +#define FIX_1_847759065 ((JPEG_INT32) 15137) /* FIX(1.847759065) */ +#define FIX_2_172734803 ((JPEG_INT32) 17799) /* FIX(2.172734803) */ +#define FIX_2_562915447 ((JPEG_INT32) 20995) /* FIX(2.562915447) */ +#define FIX_3_624509785 ((JPEG_INT32) 29692) /* FIX(3.624509785) */ #else #define FIX_0_211164243 FIX(0.211164243) #define FIX_0_509795579 FIX(0.509795579) @@ -119,8 +119,8 @@ jpeg_idct_4x4 (j_decompress_ptr cinfo, jpeg_component_info * compptr, JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col) { - INT32 tmp0, tmp2, tmp10, tmp12; - INT32 z1, z2, z3, z4; + JPEG_INT32 tmp0, tmp2, tmp10, tmp12; + JPEG_INT32 z1, z2, z3, z4; JCOEFPTR inptr; ISLOW_MULT_TYPE * quantptr; int * wsptr; @@ -202,7 +202,7 @@ jpeg_idct_4x4 (j_decompress_ptr cinfo, jpeg_component_info * compptr, if (wsptr[1] == 0 && wsptr[2] == 0 && wsptr[3] == 0 && wsptr[5] == 0 && wsptr[6] == 0 && wsptr[7] == 0) { /* AC terms all zero */ - JSAMPLE dcval = range_limit[(int) DESCALE((INT32) wsptr[0], PASS1_BITS+3) + JSAMPLE dcval = range_limit[(int) DESCALE((JPEG_INT32) wsptr[0], PASS1_BITS+3) & RANGE_MASK]; outptr[0] = dcval; @@ -217,20 +217,20 @@ jpeg_idct_4x4 (j_decompress_ptr cinfo, jpeg_component_info * compptr, /* Even part */ - tmp0 = ((INT32) wsptr[0]) << (CONST_BITS+1); + tmp0 = ((JPEG_INT32) wsptr[0]) << (CONST_BITS+1); - tmp2 = MULTIPLY((INT32) wsptr[2], FIX_1_847759065) - + MULTIPLY((INT32) wsptr[6], - FIX_0_765366865); + tmp2 = MULTIPLY((JPEG_INT32) wsptr[2], FIX_1_847759065) + + MULTIPLY((JPEG_INT32) wsptr[6], - FIX_0_765366865); tmp10 = tmp0 + tmp2; tmp12 = tmp0 - tmp2; /* Odd part */ - z1 = (INT32) wsptr[7]; - z2 = (INT32) wsptr[5]; - z3 = (INT32) wsptr[3]; - z4 = (INT32) wsptr[1]; + z1 = (JPEG_INT32) wsptr[7]; + z2 = (JPEG_INT32) wsptr[5]; + z3 = (JPEG_INT32) wsptr[3]; + z4 = (JPEG_INT32) wsptr[1]; tmp0 = MULTIPLY(z1, - FIX_0_211164243) /* sqrt(2) * (c3-c1) */ + MULTIPLY(z2, FIX_1_451774981) /* sqrt(2) * (c3+c7) */ @@ -272,7 +272,7 @@ jpeg_idct_2x2 (j_decompress_ptr cinfo, jpeg_component_info * compptr, JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col) { - INT32 tmp0, tmp10, z1; + JPEG_INT32 tmp0, tmp10, z1; JCOEFPTR inptr; ISLOW_MULT_TYPE * quantptr; int * wsptr; @@ -334,7 +334,7 @@ jpeg_idct_2x2 (j_decompress_ptr cinfo, jpeg_component_info * compptr, #ifndef NO_ZERO_ROW_TEST if (wsptr[1] == 0 && wsptr[3] == 0 && wsptr[5] == 0 && wsptr[7] == 0) { /* AC terms all zero */ - JSAMPLE dcval = range_limit[(int) DESCALE((INT32) wsptr[0], PASS1_BITS+3) + JSAMPLE dcval = range_limit[(int) DESCALE((JPEG_INT32) wsptr[0], PASS1_BITS+3) & RANGE_MASK]; outptr[0] = dcval; @@ -347,14 +347,14 @@ jpeg_idct_2x2 (j_decompress_ptr cinfo, jpeg_component_info * compptr, /* Even part */ - tmp10 = ((INT32) wsptr[0]) << (CONST_BITS+2); + tmp10 = ((JPEG_INT32) wsptr[0]) << (CONST_BITS+2); /* Odd part */ - tmp0 = MULTIPLY((INT32) wsptr[7], - FIX_0_720959822) /* sqrt(2) * (c7-c5+c3-c1) */ - + MULTIPLY((INT32) wsptr[5], FIX_0_850430095) /* sqrt(2) * (-c1+c3+c5+c7) */ - + MULTIPLY((INT32) wsptr[3], - FIX_1_272758580) /* sqrt(2) * (-c1+c3-c5-c7) */ - + MULTIPLY((INT32) wsptr[1], FIX_3_624509785); /* sqrt(2) * (c1+c3+c5+c7) */ + tmp0 = MULTIPLY((JPEG_INT32) wsptr[7], - FIX_0_720959822) /* sqrt(2) * (c7-c5+c3-c1) */ + + MULTIPLY((JPEG_INT32) wsptr[5], FIX_0_850430095) /* sqrt(2) * (-c1+c3+c5+c7) */ + + MULTIPLY((JPEG_INT32) wsptr[3], - FIX_1_272758580) /* sqrt(2) * (-c1+c3-c5-c7) */ + + MULTIPLY((JPEG_INT32) wsptr[1], FIX_3_624509785); /* sqrt(2) * (c1+c3+c5+c7) */ /* Final output stage */ @@ -390,7 +390,7 @@ jpeg_idct_1x1 (j_decompress_ptr cinfo, jpeg_component_info * compptr, */ quantptr = (ISLOW_MULT_TYPE *) compptr->dct_table; dcval = DEQUANTIZE(coef_block[0], quantptr[0]); - dcval = (int) DESCALE((INT32) dcval, 3); + dcval = (int) DESCALE((JPEG_INT32) dcval, 3); output_buf[0][output_col] = range_limit[dcval & RANGE_MASK]; }