dct-test.c File Reference

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Detailed Description

DCT test.

(c) 2001 Fabrice Bellard. Started from sample code by Juan J. Sierralta P.

Definition in file dct-test.c.

Go to the source code of this file.

Classes
struct	algo
Functions
void *	fast_memcpy (void *a, const void *b, size_t c)
void	fdct (DCTELEM *block)
void	idct (DCTELEM *block)
void	ff_idct_xvid_mmx (DCTELEM *block)
void	ff_idct_xvid_mmx2 (DCTELEM *block)
void	init_fdct ()
void	ff_mmx_idct (DCTELEM *data)
void	ff_mmxext_idct (DCTELEM *data)
void	odivx_idct_c (short *block)
void	ff_bfin_idct (DCTELEM *block)
void	ff_bfin_fdct (DCTELEM *block)
void	fdct_altivec (DCTELEM *block)
int64_t	gettime (void)
void	idct_mmx_init (void)
static DCTELEM block[64]	__attribute__ ((aligned(8)))
void	dct_error (const char *name, int is_idct, void(*fdct_func)(DCTELEM *block), void(*fdct_ref)(DCTELEM *block), int form, int test)
void	idct248_ref (uint8_t *dest, int linesize, int16_t *block)
void	idct248_error (const char *name, void(*idct248_put)(uint8_t *dest, int line_size, int16_t *block))
void	help (void)
int	main (int argc, char **argv)
Variables
struct algo	algos []
static const unsigned short	aanscales [64]
uint8_t	cropTbl [256+2 *MAX_NEG_CROP]
static short	idct_mmx_perm [64]
static short	idct_simple_mmx_perm [64]

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Function Documentation

void* fast_memcpy	(	void *	a,
		const void *	b,
		size_t	c
	)

Definition at line 47 of file dct-test.c.

void fdct

(

DCTELEM *

block

)

Definition at line 63 of file fdctref.c.

Referenced by dct_error().

void idct

(

DCTELEM *

block

)

Definition at line 125 of file fdctref.c.

void ff_idct_xvid_mmx

(

DCTELEM *

block

)

Definition at line 485 of file idct_mmx_xvid.c.

Referenced by dsputil_init_mmx(), ff_idct_xvid_mmx_add(), and ff_idct_xvid_mmx_put().

void ff_idct_xvid_mmx2

(

DCTELEM *

block

)

Definition at line 508 of file idct_mmx_xvid.c.

Referenced by dsputil_init_mmx(), ff_idct_xvid_mmx2_add(), and ff_idct_xvid_mmx2_put().

void init_fdct

(

void

)

Definition at line 49 of file fdctref.c.

Referenced by main().

void ff_mmx_idct

(

DCTELEM *

data

)

Referenced by dsputil_init_mmx(), ff_libmpeg2mmx_idct_add(), and ff_libmpeg2mmx_idct_put().

void ff_mmxext_idct

(

DCTELEM *

data

)

Referenced by dsputil_init_mmx(), ff_libmpeg2mmx2_idct_add(), and ff_libmpeg2mmx2_idct_put().

void odivx_idct_c

(

short *

block

)

void ff_bfin_idct

(

DCTELEM *

block

)

void ff_bfin_fdct

(

DCTELEM *

block

)

void fdct_altivec

(

DCTELEM *

block

)

Referenced by dsputil_init_ppc().

int64_t gettime

(

void

)

Definition at line 138 of file dct-test.c.

Referenced by dct_error(), idct248_error(), main(), and test_motion().

void idct_mmx_init

(

void

)

Definition at line 161 of file dct-test.c.

Referenced by main().

static DCTELEM block [64] __attribute__

(

(aligned(8))

)

[static]

Definition at line 52 of file yuv2rgb.c.

void dct_error	(	const char *	name,
		int	is_idct,
		void(*)(DCTELEM *block)	fdct_func,
		void(*)(DCTELEM *block)	fdct_ref,
		int	form,
		int	test
	)

Definition at line 176 of file dct-test.c.

Referenced by main().

void idct248_ref	(	uint8_t *	dest,
		int	linesize,
		int16_t *	block
	)

Definition at line 358 of file dct-test.c.

Referenced by idct248_error().

void idct248_error	(	const char *	name,
		void(*)(uint8_t *dest, int line_size, int16_t *block)	idct248_put
	)

Definition at line 438 of file dct-test.c.

Referenced by main().

void help

(

void

)

Definition at line 514 of file dct-test.c.

int main	(	int	argc,
		char **	argv
	)

Definition at line 524 of file dct-test.c.

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Variable Documentation

struct algo algos[]

Definition at line 87 of file dct-test.c.

const unsigned short aanscales[64] [static]

Initial value:

 {
    
    16384, 22725, 21407, 19266, 16384, 12873,  8867,  4520,
    22725, 31521, 29692, 26722, 22725, 17855, 12299,  6270,
    21407, 29692, 27969, 25172, 21407, 16819, 11585,  5906,
    19266, 26722, 25172, 22654, 19266, 15137, 10426,  5315,
    16384, 22725, 21407, 19266, 16384, 12873,  8867,  4520,
    12873, 17855, 16819, 15137, 12873, 10114,  6967,  3552,
    8867, 12299, 11585, 10426,  8867,  6967,  4799,  2446,
    4520,  6270,  5906,  5315,  4520,  3552,  2446,  1247
}

Definition at line 124 of file dct-test.c.

Referenced by dct_error(), and ff_convert_matrix().

uint8_t cropTbl[256+2 *MAX_NEG_CROP]

Definition at line 136 of file dct-test.c.

Referenced by main().

short idct_mmx_perm[64] [static]

Definition at line 148 of file dct-test.c.

Referenced by dct_error(), and idct_mmx_init().

short idct_simple_mmx_perm[64] [static]

Initial value:

{
        0x00, 0x08, 0x04, 0x09, 0x01, 0x0C, 0x05, 0x0D,
        0x10, 0x18, 0x14, 0x19, 0x11, 0x1C, 0x15, 0x1D,
        0x20, 0x28, 0x24, 0x29, 0x21, 0x2C, 0x25, 0x2D,
        0x12, 0x1A, 0x16, 0x1B, 0x13, 0x1E, 0x17, 0x1F,
        0x02, 0x0A, 0x06, 0x0B, 0x03, 0x0E, 0x07, 0x0F,
        0x30, 0x38, 0x34, 0x39, 0x31, 0x3C, 0x35, 0x3D,
        0x22, 0x2A, 0x26, 0x2B, 0x23, 0x2E, 0x27, 0x2F,
        0x32, 0x3A, 0x36, 0x3B, 0x33, 0x3E, 0x37, 0x3F,
}

Definition at line 150 of file dct-test.c.

Referenced by dct_error().