Source code
Revision control
Copy as Markdown
Other Tools
/*
* This file is part of FFmpeg.
*
* FFmpeg 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.
*
* FFmpeg 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_FDCTDSP_H
#define AVCODEC_FDCTDSP_H
#include <stdint.h>
#include "libavutil/attributes_internal.h"
struct AVCodecContext;
typedef struct FDCTDSPContext {
void (*fdct)(int16_t *block /* align 16 */);
void (*fdct248)(int16_t *block /* align 16 */);
} FDCTDSPContext;
FF_VISIBILITY_PUSH_HIDDEN
void ff_fdctdsp_init(FDCTDSPContext *c, struct AVCodecContext *avctx);
void ff_fdctdsp_init_ppc(FDCTDSPContext *c, struct AVCodecContext *avctx,
unsigned high_bit_depth);
void ff_fdctdsp_init_x86(FDCTDSPContext *c, struct AVCodecContext *avctx,
unsigned high_bit_depth);
void ff_fdct_ifast(int16_t *data);
void ff_fdct_ifast248(int16_t *data);
void ff_jpeg_fdct_islow_8(int16_t *data);
void ff_jpeg_fdct_islow_10(int16_t *data);
void ff_fdct248_islow_8(int16_t *data);
void ff_fdct248_islow_10(int16_t *data);
FF_VISIBILITY_POP_HIDDEN
#endif /* AVCODEC_FDCTDSP_H */