76 lines
2.2 KiB
C
76 lines
2.2 KiB
C
/*
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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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* APIs internal to the generic codec layer.
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*
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* MUST NOT be included by individual encoders or decoders.
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*/
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#ifndef AVCODEC_AVCODEC_INTERNAL_H
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#define AVCODEC_AVCODEC_INTERNAL_H
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#include "libavutil/frame.h"
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#include "packet.h"
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struct AVCodecContext;
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typedef struct SideDataMap {
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enum AVPacketSideDataType packet;
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enum AVFrameSideDataType frame;
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} SideDataMap;
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/**
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* A map between packet and frame side data types.
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* Terminated with an entry where packet=AV_PKT_DATA_NB.
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*/
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extern const SideDataMap ff_sd_global_map[];
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/**
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* avcodec_receive_frame() implementation for decoders.
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*/
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int ff_decode_receive_frame(struct AVCodecContext *avctx, struct AVFrame *frame);
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/**
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* avcodec_receive_frame() implementation for encoders.
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*/
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int ff_encode_receive_frame(struct AVCodecContext *avctx, struct AVFrame *frame);
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/*
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* Perform encoder initialization and validation.
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* Called when opening the encoder, before the FFCodec.init() call.
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*/
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int ff_encode_preinit(struct AVCodecContext *avctx);
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/**
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* Perform decoder initialization and validation.
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* Called when opening the decoder, before the FFCodec.init() call.
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*/
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int ff_decode_preinit(struct AVCodecContext *avctx);
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void ff_decode_flush_buffers(struct AVCodecContext *avctx);
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void ff_encode_flush_buffers(struct AVCodecContext *avctx);
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struct AVCodecInternal *ff_decode_internal_alloc(void);
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struct AVCodecInternal *ff_encode_internal_alloc(void);
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void ff_codec_close(struct AVCodecContext *avctx);
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#endif // AVCODEC_AVCODEC_INTERNAL_H
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