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/dv_profile.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_DV_PROFILE_H
#define AVCODEC_DV_PROFILE_H

#include <stdint.h>

#include "libavutil/pixfmt.h"
#include "libavutil/rational.h"

/* minimum number of bytes to read from a DV stream in order to
 * determine the profile */
#define DV_PROFILE_BYTES (6 * 80) /* 6 DIF blocks */

/*
 * AVDVProfile is used to express the differences between various
 * DV flavors. For now it's primarily used for differentiating
 * 525/60 and 625/50, but the plans are to use it for various
 * DV specs as well (e.g. SMPTE314M vs. IEC 61834).
 */
typedef struct AVDVProfile {
    int              dsf;                   /* value of the dsf in the DV header */
    int              video_stype;           /* stype for VAUX source pack */
    int              frame_size;            /* total size of one frame in bytes */
    int              difseg_size;           /* number of DIF segments per DIF channel */
    int              n_difchan;             /* number of DIF channels per frame */
    AVRational       time_base;             /* 1/framerate */
    int              ltc_divisor;           /* FPS from the LTS standpoint */
    int              height;                /* picture height in pixels */
    int              width;                 /* picture width in pixels */
    AVRational       sar[2];                /* sample aspect ratios for 4:3 and 16:9 */
    enum AVPixelFormat pix_fmt;             /* picture pixel format */
    int              bpm;                   /* blocks per macroblock */
    const uint8_t   *block_sizes;           /* AC block sizes, in bits */
    int              audio_stride;          /* size of audio_shuffle table */
    int              audio_min_samples[3];  /* min amount of audio samples */
                                            /* for 48kHz, 44.1kHz and 32kHz */
    int              audio_samples_dist[5]; /* how many samples are supposed to be */
                                            /* in each frame in a 5 frames window */
    const uint8_t  (*audio_shuffle)[9];     /* PCM shuffling table */
} AVDVProfile;

/**
 * Get a DV profile for the provided compressed frame.
 *
 * @param sys the profile used for the previous frame, may be NULL
 * @param frame the compressed data buffer
 * @param buf_size size of the buffer in bytes
 * @return the DV profile for the supplied data or NULL on failure
 */
const AVDVProfile *av_dv_frame_profile(const AVDVProfile *sys,
                                       const uint8_t *frame, unsigned buf_size);

/**
 * Get a DV profile for the provided stream parameters.
 */
const AVDVProfile *av_dv_codec_profile(int width, int height, enum AVPixelFormat pix_fmt);

/**
 * Get a DV profile for the provided stream parameters.
 * The frame rate is used as a best-effort parameter.
 */
const AVDVProfile *av_dv_codec_profile2(int width, int height, enum AVPixelFormat pix_fmt, AVRational frame_rate);

#endif /* AVCODEC_DV_PROFILE_H */

Batal