mediacodecdec_common.h 2.53 KB
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/*
 * Android MediaCodec decoder
 *
 * Copyright (c) 2015-2016 Matthieu Bouron <matthieu.bouron stupeflix.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
 */

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#ifndef AVCODEC_MEDIACODECDEC_COMMON_H
#define AVCODEC_MEDIACODECDEC_COMMON_H
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#include <stdint.h>
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#include <stdatomic.h>
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#include <sys/types.h>

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

#include "avcodec.h"
#include "mediacodec_wrapper.h"

typedef struct MediaCodecDecContext {

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    atomic_int refcount;
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    char *codec_name;
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    FFAMediaCodec *codec;
    FFAMediaFormat *format;

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    void *surface;

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    int started;
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    int draining;
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    int flushing;
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    int eos;
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    int width;
    int height;
    int stride;
    int slice_height;
    int color_format;
    enum AVPixelFormat pix_fmt;
    int crop_top;
    int crop_bottom;
    int crop_left;
    int crop_right;

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    uint64_t output_buffer_count;
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} MediaCodecDecContext;

int ff_mediacodec_dec_init(AVCodecContext *avctx,
                           MediaCodecDecContext *s,
                           const char *mime,
                           FFAMediaFormat *format);

int ff_mediacodec_dec_decode(AVCodecContext *avctx,
                             MediaCodecDecContext *s,
                             AVFrame *frame,
                             int *got_frame,
                             AVPacket *pkt);

int ff_mediacodec_dec_flush(AVCodecContext *avctx,
                            MediaCodecDecContext *s);

int ff_mediacodec_dec_close(AVCodecContext *avctx,
                            MediaCodecDecContext *s);

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int ff_mediacodec_dec_is_flushing(AVCodecContext *avctx,
                                  MediaCodecDecContext *s);

typedef struct MediaCodecBuffer {

    MediaCodecDecContext *ctx;
    ssize_t index;
    int64_t pts;
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    atomic_int released;
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} MediaCodecBuffer;

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#endif /* AVCODEC_MEDIACODECDEC_COMMON_H */