dct-test.c File Reference

DCT test (c) 2001 Fabrice Bellard Started from sample code by Juan J. More...

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/time.h>
#include <unistd.h>
#include <math.h>
#include "libavutil/cpu.h"
#include "libavutil/common.h"
#include "libavutil/lfg.h"
#include "simple_idct.h"
#include "aandcttab.h"
#include "faandct.h"
#include "faanidct.h"
#include "x86/idct_xvid.h"
#include "dctref.h"

Go to the source code of this file.

Data Structures

struct  algo

Macros

#define FAAN_SCALE   NO_PERM
#define AANSCALE_BITS   12
#define NB_ITS   20000
#define NB_ITS_SPEED   50000

Functions

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)
void ff_j_rev_dct_arm (DCTELEM *data)
void ff_simple_idct_arm (DCTELEM *data)
void ff_simple_idct_armv5te (DCTELEM *data)
void ff_simple_idct_armv6 (DCTELEM *data)
void ff_simple_idct_neon (DCTELEM *data)
void ff_simple_idct_axp (DCTELEM *data)
static int64_t gettime (void)
static void idct_mmx_init (void)
static void mmx_emms (void)
static void init_block (DCTELEM block[64], int test, int is_idct, AVLFG *prng)
static void permute (DCTELEM dst[64], const DCTELEM src[64], int perm)
static int dct_error (const struct algo *dct, int test, int is_idct, int speed)
static void idct248_ref (uint8_t *dest, int linesize, int16_t *block)
static void idct248_error (const char *name, void(*idct248_put)(uint8_t *dest, int line_size, int16_t *block), int speed)
static void help (void)
int main (int argc, char **argv)

Variables

static int cpu_flags
static struct algo fdct_tab []
static struct algo idct_tab []
static short idct_mmx_perm [64]
static short idct_simple_mmx_perm [64]
static const uint8_t idct_sse2_row_perm [8] = { 0, 4, 1, 5, 2, 6, 3, 7 }
static DCTELEM block [64]
static DCTELEM block1 [64]
static uint8_t img_dest [64]
static uint8_t img_dest1 [64]

Detailed Description

DCT test (c) 2001 Fabrice Bellard Started from sample code by Juan J.

Sierralta P.

Definition in file dct-test.c.

Macro Definition Documentation

#define AANSCALE_BITS   12

Definition at line 152 of file dct-test.c.

Referenced by dct_error().

#define FAAN_SCALE   NO_PERM

Definition at line 82 of file dct-test.c.

#define NB_ITS   20000

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

Referenced by dct_error(), and idct248_error().

#define NB_ITS_SPEED   50000

Definition at line 162 of file dct-test.c.

Referenced by dct_error(), and idct248_error().

Function Documentation

static int dct_error ( const struct algo dct,
int  test,
int  is_idct,
int  speed 
)
static

Definition at line 250 of file dct-test.c.

Referenced by main().

void fdct_altivec ( DCTELEM block)

Referenced by dsputil_init_ppc().

void ff_bfin_fdct ( DCTELEM block)
void ff_bfin_idct ( DCTELEM block)
void ff_j_rev_dct_arm ( DCTELEM data)
void ff_mmx_idct ( DCTELEM data)

Referenced by dsputil_init_mmx().

void ff_mmxext_idct ( DCTELEM data)

Referenced by dsputil_init_mmx().

void ff_simple_idct_arm ( DCTELEM data)
void ff_simple_idct_armv5te ( DCTELEM data)
void ff_simple_idct_armv6 ( DCTELEM data)
void ff_simple_idct_axp ( DCTELEM data)

Definition at line 254 of file simple_idct_alpha.c.

void ff_simple_idct_neon ( DCTELEM data)
static int64_t gettime ( void  )
static

Definition at line 154 of file dct-test.c.

Referenced by dct_error(), and idct248_error().

static void help ( void  )
static

Definition at line 489 of file dct-test.c.

Referenced by main().

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

Definition at line 432 of file dct-test.c.

Referenced by main().

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

Definition at line 352 of file dct-test.c.

Referenced by idct248_error().

static void idct_mmx_init ( void  )
static

Definition at line 179 of file dct-test.c.

Referenced by main().

static void init_block ( DCTELEM  block[64],
int  test,
int  is_idct,
AVLFG prng 
)
static

Definition at line 200 of file dct-test.c.

Referenced by dct_error().

int main ( int  argc,
char **  argv 
)

Definition at line 500 of file dct-test.c.

static void mmx_emms ( void  )
inlinestatic

Definition at line 192 of file dct-test.c.

Referenced by dct_error(), and idct248_error().

void odivx_idct_c ( short *  block)
static void permute ( DCTELEM  dst[64],
const DCTELEM  src[64],
int  perm 
)
static

Definition at line 228 of file dct-test.c.

Referenced by dct_error(), vp5_parse_coeff(), vp6_parse_coeff(), and vp6_parse_coeff_huffman().

Variable Documentation

DCTELEM block[64]
static

Definition at line 189 of file dct-test.c.

Referenced by add_pixels_clamped_iwmmxt(), add_yblock(), allocate_buffers(), apply_channel_coupling(), apply_mdct(), avg_pixels16_sse2(), avg_pixels16_TMPL(), avg_pixels16_x2_TMPL(), avg_pixels16_xy2_TMPL(), avg_pixels16_y2_TMPL(), avg_pixels4_TMPL(), avg_pixels8_TMPL(), avg_pixels8_x2_TMPL(), avg_pixels8_xy2_TMPL(), avg_pixels8_y2_TMPL(), backup_duplicate_context(), bink_decode_plane(), binkb_decode_plane(), bit_alloc(), bit_alloc_masking(), cavs_idct8_1d(), clear_block_sse(), compute_rematrixing_strategy(), count_exponent_bits(), count_frame_bits(), count_mantissa_bits_update_ch(), dca_subsubframe(), dct_error(), dct_get(), dct_quantize_bfin(), dct_quantize_TMPL(), dct_single_coeff_elimination(), dct_unquantize_h263_intra_iwmmxt(), decode(), decode_cell(), decode_cell_data(), decode_mb_b(), decode_mb_i(), decode_residual_block(), decode_residual_inter(), denoise_dct_mmx(), denoise_dct_sse2(), dnxhd_calc_bits_thread(), dnxhd_encode_thread(), dv_decode_video_segment(), dvbsub_parse_object_segment(), encode_block(), encode_exponents(), extract_exponents(), ff_ac3_apply_rematrixing(), ff_ac3_compute_coupling_strategy(), ff_ac3_encode_close(), ff_ac3_group_exponents(), ff_ac3_quantize_mantissas(), ff_add_pixels_clamped_mmx(), ff_eac3_output_frame_header(), ff_eac3_set_cpl_states(), ff_fix_long_p_mvs(), ff_h263_pred_motion(), ff_h264_chroma422_dc_dequant_idct(), ff_h264_chroma_dc_dequant_idct(), ff_h264_idct8_add(), ff_h264_idct8_add4(), ff_h264_idct8_dc_add(), ff_h264_idct_add(), ff_h264_idct_add16(), ff_h264_idct_add16intra(), ff_h264_idct_add8(), ff_h264_idct_add8_422(), ff_h264_idct_dc_add(), ff_idct_xvid_mmx(), ff_idct_xvid_mmx2(), ff_idct_xvid_sse2(), ff_put_pixels_clamped_mmx(), ff_put_signed_pixels_clamped_mmx(), ff_simple_idct(), ff_simple_idct248_put(), ff_simple_idct_add(), ff_simple_idct_put(), ff_subblock_synthesis(), ff_vp56_decode_frame(), h263_mv4_search(), hl_decode_mb_idct_luma(), hl_decode_mb_internal(), hl_decode_mb_predict_luma(), idct(), idct_add_altivec(), idct_put(), idct_put_altivec(), interlaced_search(), mjpeg_decode_scan(), mjpeg_decode_scan_progressive_ac(), nelly_decode_block(), output_audio_block(), pixels16(), pixels16_x2(), pixels16_xy2(), pixels16_y2(), pixels4(), pixels8(), pixels8_x2(), pixels8_xy2(), pixels8_y2(), pred4x4_horizontal_add(), pred4x4_vertical_add(), pred8x8l_horizontal_add(), pred8x8l_vertical_add(), put_no_rnd_pixels16_x2_TMPL(), put_no_rnd_pixels16_y2_TMPL(), put_no_rnd_pixels8_x2_exact_TMPL(), put_no_rnd_pixels8_x2_TMPL(), put_no_rnd_pixels8_y2_exact_TMPL(), put_no_rnd_pixels8_y2_TMPL(), put_pixels16_mmi(), put_pixels16_mmx(), put_pixels16_sse2(), put_pixels16_x2_TMPL(), put_pixels16_y2_TMPL(), put_pixels4_mmx(), put_pixels8_mmi(), put_pixels8_mmx(), put_pixels8_x2_TMPL(), put_pixels8_y2_TMPL(), render_slice(), rtjpeg_decode_frame_yuv420(), scale_coefficients(), seq_decode_op1(), set_blocks(), sha1_transform(), sha256_transform(), snow_set_blocks(), tgq_idct_put_mb(), tqi_decode_mb(), tqi_idct_put(), vc1_decode_i_blocks_adv(), vc1_inv_trans_4x4_c(), vc1_inv_trans_4x8_c(), vc1_inv_trans_8x4_c(), vc1_inv_trans_8x8_c(), vlc_decode_block(), zmbv_decode_xor_16(), zmbv_decode_xor_32(), and zmbv_decode_xor_8().

int cpu_flags
static
struct algo fdct_tab[]
static
Initial value:
{
{ "REF-DBL", ff_ref_fdct, NO_PERM },
{ "FAAN", ff_faandct, FAAN_SCALE },
{ "IJG-AAN-INT", fdct_ifast, SCALE_PERM },
{ "IJG-LLM-INT", ff_jpeg_fdct_islow_8, NO_PERM },
{ "MMX", ff_fdct_mmx, NO_PERM, AV_CPU_FLAG_MMX },
{ "MMX2", ff_fdct_mmx2, NO_PERM, AV_CPU_FLAG_MMX2 },
{ "SSE2", ff_fdct_sse2, NO_PERM, AV_CPU_FLAG_SSE2 },
{ 0 }
}

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

Referenced by main().

short idct_mmx_perm[64]
static

Definition at line 164 of file dct-test.c.

Referenced by idct_mmx_init(), and permute().

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 166 of file dct-test.c.

Referenced by permute().

const uint8_t idct_sse2_row_perm[8] = { 0, 4, 1, 5, 2, 6, 3, 7 }
static

Definition at line 177 of file dct-test.c.

Referenced by permute().

struct algo idct_tab[]
static

Definition at line 110 of file dct-test.c.

uint8_t img_dest[64]
static

Definition at line 349 of file dct-test.c.

Referenced by idct248_error().

uint8_t img_dest1[64]
static

Definition at line 350 of file dct-test.c.

Referenced by idct248_error().