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/*
* WebP encoding support via libwebp
* Copyright (c) 2013 Justin Ruggles <justin.ruggles@gmail.com>
*
* 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
*/
/**
* @file
* WebP encoder using libwebp: common structs and methods.
*/
#ifndef AVCODEC_LIBWEBPENC_COMMON_H
#define AVCODEC_LIBWEBPENC_COMMON_H
#include <webp/encode.h>
#include "libavutil/attributes.h"
#include "libavutil/frame.h"
#include "libavutil/log.h"
#include "libavutil/pixfmt.h"
#include "avcodec.h"
#include "codec.h"
#include "internal.h"
typedef struct LibWebPContextCommon {
AVClass *class; // class for AVOptions
float quality; // lossy quality 0 - 100
int lossless; // use lossless encoding
int preset; // configuration preset
int chroma_warning; // chroma linesize mismatch warning has been printed
int conversion_warning; // pixel format conversion warning has been printed
WebPConfig config; // libwebp configuration
AVFrame *ref;
int cr_size;
int cr_threshold;
} LibWebPContextCommon;
int ff_libwebp_error_to_averror(int err);
av_cold int ff_libwebp_encode_init_common(AVCodecContext *avctx);
int ff_libwebp_get_frame(AVCodecContext *avctx, LibWebPContextCommon *s,
const AVFrame *frame, AVFrame **alt_frame_ptr,
WebPPicture **pic_ptr);
extern const enum AVPixelFormat ff_libwebpenc_pix_fmts[];
extern const AVClass ff_libwebpenc_class;
extern const AVCodecDefault ff_libwebp_defaults[];
#endif /* AVCODEC_LIBWEBPENC_COMMON_H */
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