1/*
2 * Android MediaCodec decoder
3 *
4 * Copyright (c) 2015-2016 Matthieu Bouron <matthieu.bouron stupeflix.com>
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23#ifndef AVCODEC_MEDIACODECDEC_COMMON_H
24#define AVCODEC_MEDIACODECDEC_COMMON_H
25
26#include <stdint.h>
27#include <stdatomic.h>
28#include <stdbool.h>
29#include <sys/types.h>
30
31#include "libavutil/frame.h"
32#include "libavutil/pixfmt.h"
33
34#include "avcodec.h"
35#include "mediacodec_wrapper.h"
36
37typedef struct MediaCodecDecContext {
38
39    AVCodecContext *avctx;
40    atomic_int refcount;
41    atomic_int hw_buffer_count;
42
43    char *codec_name;
44
45    FFAMediaCodec *codec;
46    FFAMediaFormat *format;
47
48    void *surface;
49
50    int started;
51    int draining;
52    int flushing;
53    int eos;
54
55    int width;
56    int height;
57    int stride;
58    int slice_height;
59    int color_format;
60    int crop_top;
61    int crop_bottom;
62    int crop_left;
63    int crop_right;
64    int display_width;
65    int display_height;
66
67    uint64_t output_buffer_count;
68    ssize_t current_input_buffer;
69
70    bool delay_flush;
71    atomic_int serial;
72
73} MediaCodecDecContext;
74
75int ff_mediacodec_dec_init(AVCodecContext *avctx,
76                           MediaCodecDecContext *s,
77                           const char *mime,
78                           FFAMediaFormat *format);
79
80int ff_mediacodec_dec_send(AVCodecContext *avctx,
81                           MediaCodecDecContext *s,
82                           AVPacket *pkt,
83                           bool wait);
84
85int ff_mediacodec_dec_receive(AVCodecContext *avctx,
86                              MediaCodecDecContext *s,
87                              AVFrame *frame,
88                              bool wait);
89
90int ff_mediacodec_dec_flush(AVCodecContext *avctx,
91                            MediaCodecDecContext *s);
92
93int ff_mediacodec_dec_close(AVCodecContext *avctx,
94                            MediaCodecDecContext *s);
95
96int ff_mediacodec_dec_is_flushing(AVCodecContext *avctx,
97                                  MediaCodecDecContext *s);
98
99typedef struct MediaCodecBuffer {
100
101    MediaCodecDecContext *ctx;
102    ssize_t index;
103    int64_t pts;
104    atomic_int released;
105    int serial;
106
107} MediaCodecBuffer;
108
109#endif /* AVCODEC_MEDIACODECDEC_COMMON_H */
110