mirror of
https://github.com/FFmpeg/FFmpeg.git
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66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
/*
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* WebP encoding support via libwebp
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* Copyright (c) 2013 Justin Ruggles <justin.ruggles@gmail.com>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* WebP encoder using libwebp: common structs and methods.
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*/
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#ifndef AVCODEC_LIBWEBPENC_COMMON_H
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#define AVCODEC_LIBWEBPENC_COMMON_H
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#include <webp/encode.h>
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#include "libavutil/attributes.h"
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#include "libavutil/frame.h"
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#include "libavutil/log.h"
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#include "libavutil/pixfmt.h"
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#include "avcodec.h"
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#include "codec.h"
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#include "internal.h"
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typedef struct LibWebPContextCommon {
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AVClass *class; // class for AVOptions
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float quality; // lossy quality 0 - 100
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int lossless; // use lossless encoding
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int preset; // configuration preset
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int chroma_warning; // chroma linesize mismatch warning has been printed
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int conversion_warning; // pixel format conversion warning has been printed
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WebPConfig config; // libwebp configuration
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AVFrame *ref;
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int cr_size;
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int cr_threshold;
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} LibWebPContextCommon;
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int ff_libwebp_error_to_averror(int err);
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av_cold int ff_libwebp_encode_init_common(AVCodecContext *avctx);
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int ff_libwebp_get_frame(AVCodecContext *avctx, LibWebPContextCommon *s,
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const AVFrame *frame, AVFrame **alt_frame_ptr,
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WebPPicture **pic_ptr);
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extern const enum AVPixelFormat ff_libwebpenc_pix_fmts[];
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extern const AVClass ff_libwebpenc_class;
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extern const AVCodecDefault ff_libwebp_defaults[];
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#endif /* AVCODEC_LIBWEBPENC_COMMON_H */
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