h264qpel.c File Reference

#include <string.h>
#include "checkasm.h"
#include "libavcodec/h264qpel.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   (2 * 16 * (16 + 3 + 4))
#define	randomize_buffers()
#define	src0   (buf0 + 3 * 2 * 16) /* h264qpel functions read data from negative src pointer offsets */
#define	src1   (buf1 + 3 * 2 * 16)

Functions
void	checkasm_check_h264qpel (void)

Variables
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 31 of file h264qpel.c.

BUF_SIZE

#define BUF_SIZE   (2 * 16 * (16 + 3 + 4))

Definition at line 32 of file h264qpel.c.

randomize_buffers

#define randomize_buffers

(

)

Value:

    do {                                           \
        uint32_t mask = pixel_mask[bit_depth - 8]; \
        int k;                                     \
        for (k = 0; k < BUF_SIZE; k += 4) {        \
            uint32_t r = rnd() & mask;             \
            AV_WN32A(buf0 + k, r);                 \
            AV_WN32A(buf1 + k, r);                 \
            r = rnd();                             \
            AV_WN32A(dst0 + k, r);                 \
            AV_WN32A(dst1 + k, r);                 \
        }                                          \
    } while (0)

Definition at line 34 of file h264qpel.c.

src0

#define src0   (buf0 + 3 * 2 * 16) /* h264qpel functions read data from negative src pointer offsets */

Definition at line 48 of file h264qpel.c.

src1

#define src1   (buf1 + 3 * 2 * 16)

Definition at line 49 of file h264qpel.c.

Function Documentation

checkasm_check_h264qpel()

void checkasm_check_h264qpel

(

void

)

Definition at line 51 of file h264qpel.c.

Variable Documentation

pixel_mask

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

static

Definition at line 29 of file h264qpel.c.