mirror of
https://github.com/xenia-project/FFmpeg.git
synced 2024-11-24 12:09:55 +00:00
74 lines
2.4 KiB
C
74 lines
2.4 KiB
C
/*
|
|
* This file is part of Libav.
|
|
*
|
|
* Libav is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* Libav is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with Libav; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#ifndef AVCODEC_ME_CMP_H
|
|
#define AVCODEC_ME_CMP_H
|
|
|
|
#include <stdint.h>
|
|
|
|
#include "avcodec.h"
|
|
|
|
extern uint32_t ff_square_tab[512];
|
|
|
|
struct MpegEncContext;
|
|
/* Motion estimation:
|
|
* h is limited to { width / 2, width, 2 * width },
|
|
* but never larger than 16 and never smaller than 2.
|
|
* Although currently h < 4 is not used as functions with
|
|
* width < 8 are neither used nor implemented. */
|
|
typedef int (*me_cmp_func)(struct MpegEncContext *c,
|
|
uint8_t *blk1 /* align width (8 or 16) */,
|
|
uint8_t *blk2 /* align 1 */, int line_size, int h);
|
|
|
|
typedef struct MECmpContext {
|
|
int (*sum_abs_dctelem)(int16_t *block /* align 16 */);
|
|
|
|
me_cmp_func sad[6]; /* identical to pix_absAxA except additional void * */
|
|
me_cmp_func sse[6];
|
|
me_cmp_func hadamard8_diff[6];
|
|
me_cmp_func dct_sad[6];
|
|
me_cmp_func quant_psnr[6];
|
|
me_cmp_func bit[6];
|
|
me_cmp_func rd[6];
|
|
me_cmp_func vsad[6];
|
|
me_cmp_func vsse[6];
|
|
me_cmp_func nsse[6];
|
|
me_cmp_func dct_max[6];
|
|
me_cmp_func dct264_sad[6];
|
|
|
|
me_cmp_func me_pre_cmp[6];
|
|
me_cmp_func me_cmp[6];
|
|
me_cmp_func me_sub_cmp[6];
|
|
me_cmp_func mb_cmp[6];
|
|
me_cmp_func ildct_cmp[6]; // only width 16 used
|
|
me_cmp_func frame_skip_cmp[6]; // only width 8 used
|
|
|
|
me_cmp_func pix_abs[2][4];
|
|
} MECmpContext;
|
|
|
|
void ff_me_cmp_init_static(void);
|
|
|
|
void ff_me_cmp_init(MECmpContext *c, AVCodecContext *avctx);
|
|
void ff_me_cmp_init_arm(MECmpContext *c, AVCodecContext *avctx);
|
|
void ff_me_cmp_init_ppc(MECmpContext *c, AVCodecContext *avctx);
|
|
void ff_me_cmp_init_x86(MECmpContext *c, AVCodecContext *avctx);
|
|
|
|
void ff_set_cmp(MECmpContext *c, me_cmp_func *cmp, int type);
|
|
|
|
#endif /* AVCODEC_ME_CMP_H */
|