ACIL FM

Nama	Ukuran	Aksi
ac3_parser.h	1.18 MB	View DL Edit
adts_parser.h	1.32 MB	View DL Edit
avcodec.h	111.38 MB	View DL Edit
avdct.h	2.66 MB	View DL Edit
avfft.h	3.04 MB	View DL Edit
bsf.h	11.12 MB	View DL Edit
codec.h	13.35 MB	View DL Edit
codec_desc.h	3.76 MB	View DL Edit
codec_id.h	16.71 MB	View DL Edit
codec_par.h	7.44 MB	View DL Edit
d3d11va.h	2.79 MB	View DL Edit
defs.h	5.22 MB	View DL Edit
dirac.h	3.95 MB	View DL Edit
dv_profile.h	3.61 MB	View DL Edit
dxva2.h	2.31 MB	View DL Edit
jni.h	1.61 MB	View DL Edit
mediacodec.h	3.37 MB	View DL Edit
packet.h	23.19 MB	View DL Edit
qsv.h	3.67 MB	View DL Edit
vdpau.h	4.98 MB	View DL Edit
version.h	1.58 MB	View DL Edit
version_major.h	2.24 MB	View DL Edit
videotoolbox.h	3.93 MB	View DL Edit
vorbis_parser.h	2.23 MB	View DL Edit
xvmc.h	5.99 MB	View DL Edit

Edit file: /usr/include/ffmpeg/libavcodec/avdct.h

/*
 * 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_AVDCT_H
#define AVCODEC_AVDCT_H

#include "libavutil/opt.h"

/**
 * AVDCT context.
 * @note function pointers can be NULL if the specific features have been
 *       disabled at build time.
 */
typedef struct AVDCT {
    const AVClass *av_class;

void (*idct)(int16_t *block /* align 16 */);

/**
     * IDCT input permutation.
     * Several optimized IDCTs need a permutated input (relative to the
     * normal order of the reference IDCT).
     * This permutation must be performed before the idct_put/add.
     * Note, normally this can be merged with the zigzag/alternate scan<br>
     * An example to avoid confusion:
     * - (->decode coeffs -> zigzag reorder -> dequant -> reference IDCT -> ...)
     * - (x -> reference DCT -> reference IDCT -> x)
     * - (x -> reference DCT -> simple_mmx_perm = idct_permutation
     *    -> simple_idct_mmx -> x)
     * - (-> decode coeffs -> zigzag reorder -> simple_mmx_perm -> dequant
     *    -> simple_idct_mmx -> ...)
     */
    uint8_t idct_permutation[64];

void (*fdct)(int16_t *block /* align 16 */);

/**
     * DCT algorithm.
     * must use AVOptions to set this field.
     */
    int dct_algo;

/**
     * IDCT algorithm.
     * must use AVOptions to set this field.
     */
    int idct_algo;

void (*get_pixels)(int16_t *block /* align 16 */,
                       const uint8_t *pixels /* align 8 */,
                       ptrdiff_t line_size);

int bits_per_sample;

void (*get_pixels_unaligned)(int16_t *block /* align 16 */,
                       const uint8_t *pixels,
                       ptrdiff_t line_size);
} AVDCT;

/**
 * Allocates a AVDCT context.
 * This needs to be initialized with avcodec_dct_init() after optionally
 * configuring it with AVOptions.
 *
 * To free it use av_free()
 */
AVDCT *avcodec_dct_alloc(void);
int avcodec_dct_init(AVDCT *);

const AVClass *avcodec_dct_get_class(void);

#endif /* AVCODEC_AVDCT_H */

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