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64 lines
2.2 KiB
64 lines
2.2 KiB
/* |
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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_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 FFCodecDefault ff_libwebp_defaults[]; |
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#endif /* AVCODEC_LIBWEBPENC_COMMON_H */
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