h264pred.c File Reference

#include <string.h>
#include "checkasm.h"
#include "libavcodec/avcodec.h"
#include "libavcodec/h264pred.h"
#include "libavutil/common.h"
#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mem_internal.h"

Go to the source code of this file.

Macros
#define	SIZEOF_PIXEL   ((bit_depth + 7) / 8)
#define	BUF_SIZE   (3 * 16 * 17)
#define	check_pred_func(func, name, mode_name)
#define	randomize_buffers()
#define	src0   (buf0 + 4 * 16) /* Offset to allow room for top and left */
#define	src1   (buf1 + 4 * 16)

Functions
static void	check_pred4x4 (H264PredContext *h, uint8_t *buf0, uint8_t *buf1, int codec, int chroma_format, int bit_depth)
static void	check_pred8x8 (H264PredContext *h, uint8_t *buf0, uint8_t *buf1, int codec, int chroma_format, int bit_depth)
static void	check_pred16x16 (H264PredContext *h, uint8_t *buf0, uint8_t *buf1, int codec, int chroma_format, int bit_depth)
static void	check_pred8x8l (H264PredContext *h, uint8_t *buf0, uint8_t *buf1, int codec, int chroma_format, int bit_depth)
void	checkasm_check_h264pred (void)

Variables
static const int	codec_ids [4] = { AV_CODEC_ID_H264, AV_CODEC_ID_VP8, AV_CODEC_ID_RV40, AV_CODEC_ID_SVQ3 }
static const char *const	pred4x4_modes [4][15]
static const char *const	pred8x8_modes [4][11]
static const char *const	pred16x16_modes [4][9]
static const uint32_t	pixel_mask [3] = { 0xffffffff, 0x01ff01ff, 0x03ff03ff }

Macro Definition Documentation

SIZEOF_PIXEL

#define SIZEOF_PIXEL   ((bit_depth + 7) / 8)

Definition at line 120 of file h264pred.c.

BUF_SIZE

#define BUF_SIZE   (3 * 16 * 17)

Definition at line 121 of file h264pred.c.

check_pred_func

#define check_pred_func	(		func,
			name,
			mode_name
	)

Value:

    (mode_name && ((codec_ids[codec] == AV_CODEC_ID_H264) ?                       \
                   check_func(func, "pred%s_%s_%d", name, mode_name, bit_depth) : \
                   check_func(func, "pred%s_%s", name, mode_name)))

Definition at line 123 of file h264pred.c.

randomize_buffers

#define randomize_buffers

(

)

Value:

    do {                                           \
        uint32_t mask = pixel_mask[bit_depth - 8]; \
        int i;                                     \
        for (i = 0; i < BUF_SIZE; i += 4) {        \
            uint32_t r = rnd() & mask;             \
            AV_WN32A(buf0 + i, r);                 \
            AV_WN32A(buf1 + i, r);                 \
        }                                          \
    } while (0)

Definition at line 128 of file h264pred.c.

src0

#define src0   (buf0 + 4 * 16) /* Offset to allow room for top and left */

Definition at line 139 of file h264pred.c.

src1

#define src1   (buf1 + 4 * 16)

Definition at line 140 of file h264pred.c.

Function Documentation

check_pred4x4()

static void check_pred4x4 ( H264PredContext *  h, uint8_t *  buf0, uint8_t *  buf1, int  codec, int  chroma_format, int  bit_depth  )

static

Definition at line 142 of file h264pred.c.

Referenced by checkasm_check_h264pred().

check_pred8x8()

static void check_pred8x8 ( H264PredContext *  h, uint8_t *  buf0, uint8_t *  buf1, int  codec, int  chroma_format, int  bit_depth  )

static

Definition at line 163 of file h264pred.c.

Referenced by checkasm_check_h264pred().

check_pred16x16()

static void check_pred16x16 ( H264PredContext *  h, uint8_t *  buf0, uint8_t *  buf1, int  codec, int  chroma_format, int  bit_depth  )

static

Definition at line 182 of file h264pred.c.

Referenced by checkasm_check_h264pred().

check_pred8x8l()

static void check_pred8x8l ( H264PredContext *  h, uint8_t *  buf0, uint8_t *  buf1, int  codec, int  chroma_format, int  bit_depth  )

static

Definition at line 202 of file h264pred.c.

Referenced by checkasm_check_h264pred().

checkasm_check_h264pred()

void checkasm_check_h264pred

(

void

)

Definition at line 233 of file h264pred.c.

Variable Documentation

codec_ids

const int codec_ids[4] = { AV_CODEC_ID_H264, AV_CODEC_ID_VP8, AV_CODEC_ID_RV40, AV_CODEC_ID_SVQ3 }

static

Definition at line 30 of file h264pred.c.

Referenced by check_pred8x8l(), and checkasm_check_h264pred().

pred4x4_modes

const char* const pred4x4_modes[4][15]

static

Definition at line 32 of file h264pred.c.

Referenced by check_pred4x4(), and check_pred8x8l().

pred8x8_modes

const char* const pred8x8_modes[4][11]

static

Initial value:

= {
    { 
        [DC_PRED8x8              ] = "dc",
        [HOR_PRED8x8             ] = "horizontal",
        [VERT_PRED8x8            ] = "vertical",
        [PLANE_PRED8x8           ] = "plane",
        [LEFT_DC_PRED8x8         ] = "left_dc",
        [TOP_DC_PRED8x8          ] = "top_dc",
        [DC_128_PRED8x8          ] = "dc_128",
        [ALZHEIMER_DC_L0T_PRED8x8] = "mad_cow_dc_l0t",
        [ALZHEIMER_DC_0LT_PRED8x8] = "mad_cow_dc_0lt",
        [ALZHEIMER_DC_L00_PRED8x8] = "mad_cow_dc_l00",
        [ALZHEIMER_DC_0L0_PRED8x8] = "mad_cow_dc_0l0",
    },
    { 
        [PLANE_PRED8x8 ] = "tm_vp8",
        [DC_127_PRED8x8] = "dc_127_vp8",
        [DC_129_PRED8x8] = "dc_129_vp8",
    },
    { 
        [DC_PRED8x8     ] = "dc_rv40",
        [LEFT_DC_PRED8x8] = "left_dc_rv40",
        [TOP_DC_PRED8x8 ] = "top_dc_rv40",
    },
    
}

Definition at line 68 of file h264pred.c.

Referenced by check_pred8x8().

pred16x16_modes

const char* const pred16x16_modes[4][9]

static

Initial value:

= {
    { 
        [DC_PRED8x8     ] = "dc",
        [HOR_PRED8x8    ] = "horizontal",
        [VERT_PRED8x8   ] = "vertical",
        [PLANE_PRED8x8  ] = "plane",
        [LEFT_DC_PRED8x8] = "left_dc",
        [TOP_DC_PRED8x8 ] = "top_dc",
        [DC_128_PRED8x8 ] = "dc_128",
    },
    { 
        [PLANE_PRED8x8 ] = "tm_vp8",
        [DC_127_PRED8x8] = "dc_127_vp8",
        [DC_129_PRED8x8] = "dc_129_vp8",
    },
    { 
        [PLANE_PRED8x8] = "plane_rv40",
    },
    { 
        [PLANE_PRED8x8] = "plane_svq3",
    },
}

Definition at line 95 of file h264pred.c.

Referenced by check_pred16x16().

pixel_mask

const uint32_t pixel_mask[3] = { 0xffffffff, 0x01ff01ff, 0x03ff03ff }

static

Definition at line 118 of file h264pred.c.