diff options
Diffstat (limited to 'src/3rdparty/libjpeg/src/jdct.h')
| -rw-r--r-- | src/3rdparty/libjpeg/src/jdct.h | 148 |
1 files changed, 74 insertions, 74 deletions
diff --git a/src/3rdparty/libjpeg/src/jdct.h b/src/3rdparty/libjpeg/src/jdct.h index faf8e1cf03..66d1718b77 100644 --- a/src/3rdparty/libjpeg/src/jdct.h +++ b/src/3rdparty/libjpeg/src/jdct.h @@ -36,7 +36,7 @@ typedef int DCTELEM; /* 16 or 32 bits is fine */ typedef unsigned int UDCTELEM; typedef unsigned long long UDCTELEM2; #else -typedef short DCTELEM; /* prefer 16 bit with SIMD for parellelism */ +typedef short DCTELEM; /* prefer 16 bit with SIMD for parellelism */ typedef unsigned short UDCTELEM; typedef unsigned int UDCTELEM2; #endif @@ -63,15 +63,15 @@ typedef unsigned long long UDCTELEM2; * Each IDCT routine has its own ideas about the best dct_table element type. */ -typedef MULTIPLIER ISLOW_MULT_TYPE; /* short or int, whichever is faster */ +typedef MULTIPLIER ISLOW_MULT_TYPE; /* short or int, whichever is faster */ #if BITS_IN_JSAMPLE == 8 -typedef MULTIPLIER IFAST_MULT_TYPE; /* 16 bits is OK, use short if faster */ -#define IFAST_SCALE_BITS 2 /* fractional bits in scale factors */ +typedef MULTIPLIER IFAST_MULT_TYPE; /* 16 bits is OK, use short if faster */ +#define IFAST_SCALE_BITS 2 /* fractional bits in scale factors */ #else -typedef JLONG IFAST_MULT_TYPE; /* need 32 bits for scaled quantizers */ -#define IFAST_SCALE_BITS 13 /* fractional bits in scale factors */ +typedef JLONG IFAST_MULT_TYPE; /* need 32 bits for scaled quantizers */ +#define IFAST_SCALE_BITS 13 /* fractional bits in scale factors */ #endif -typedef FAST_FLOAT FLOAT_MULT_TYPE; /* preferred floating type */ +typedef FAST_FLOAT FLOAT_MULT_TYPE; /* preferred floating type */ /* @@ -90,64 +90,64 @@ typedef FAST_FLOAT FLOAT_MULT_TYPE; /* preferred floating type */ /* Extern declarations for the forward and inverse DCT routines. */ -EXTERN(void) jpeg_fdct_islow (DCTELEM *data); -EXTERN(void) jpeg_fdct_ifast (DCTELEM *data); -EXTERN(void) jpeg_fdct_float (FAST_FLOAT *data); - -EXTERN(void) jpeg_idct_islow - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_ifast - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_float - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_7x7 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_6x6 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_5x5 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_4x4 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_3x3 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_2x2 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_1x1 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_9x9 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_10x10 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_11x11 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_12x12 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_13x13 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_14x14 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_15x15 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); -EXTERN(void) jpeg_idct_16x16 - (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_fdct_islow(DCTELEM *data); +EXTERN(void) jpeg_fdct_ifast(DCTELEM *data); +EXTERN(void) jpeg_fdct_float(FAST_FLOAT *data); + +EXTERN(void) jpeg_idct_islow(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_ifast(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_float(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_7x7(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_6x6(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_5x5(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_4x4(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_3x3(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_2x2(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_1x1(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_9x9(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_10x10(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_11x11(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_12x12(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_13x13(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_14x14(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_15x15(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); +EXTERN(void) jpeg_idct_16x16(j_decompress_ptr cinfo, + jpeg_component_info *compptr, JCOEFPTR coef_block, + JSAMPARRAY output_buf, JDIMENSION output_col); /* @@ -160,22 +160,22 @@ EXTERN(void) jpeg_idct_16x16 * and may differ from one module to the next. */ -#define ONE ((JLONG) 1) -#define CONST_SCALE (ONE << CONST_BITS) +#define ONE ((JLONG)1) +#define CONST_SCALE (ONE << CONST_BITS) /* Convert a positive real constant to an integer scaled by CONST_SCALE. * Caution: some C compilers fail to reduce "FIX(constant)" at compile time, * thus causing a lot of useless floating-point operations at run time. */ -#define FIX(x) ((JLONG) ((x) * CONST_SCALE + 0.5)) +#define FIX(x) ((JLONG)((x) * CONST_SCALE + 0.5)) /* Descale and correctly round a JLONG value that's scaled by N bits. * We assume RIGHT_SHIFT rounds towards minus infinity, so adding * the fudge factor is correct for either sign of X. */ -#define DESCALE(x,n) RIGHT_SHIFT((x) + (ONE << ((n)-1)), n) +#define DESCALE(x, n) RIGHT_SHIFT((x) + (ONE << ((n) - 1)), n) /* Multiply a JLONG variable by a JLONG constant to yield a JLONG result. * This macro is used only when the two inputs will actually be no more than @@ -187,22 +187,22 @@ EXTERN(void) jpeg_idct_16x16 */ #ifdef SHORTxSHORT_32 /* may work if 'int' is 32 bits */ -#define MULTIPLY16C16(var,const) (((INT16) (var)) * ((INT16) (const))) +#define MULTIPLY16C16(var, const) (((INT16)(var)) * ((INT16)(const))) #endif #ifdef SHORTxLCONST_32 /* known to work with Microsoft C 6.0 */ -#define MULTIPLY16C16(var,const) (((INT16) (var)) * ((JLONG) (const))) +#define MULTIPLY16C16(var, const) (((INT16)(var)) * ((JLONG)(const))) #endif #ifndef MULTIPLY16C16 /* default definition */ -#define MULTIPLY16C16(var,const) ((var) * (const)) +#define MULTIPLY16C16(var, const) ((var) * (const)) #endif /* Same except both inputs are variables. */ #ifdef SHORTxSHORT_32 /* may work if 'int' is 32 bits */ -#define MULTIPLY16V16(var1,var2) (((INT16) (var1)) * ((INT16) (var2))) +#define MULTIPLY16V16(var1, var2) (((INT16)(var1)) * ((INT16)(var2))) #endif #ifndef MULTIPLY16V16 /* default definition */ -#define MULTIPLY16V16(var1,var2) ((var1) * (var2)) +#define MULTIPLY16V16(var1, var2) ((var1) * (var2)) #endif |