2 * Blackmagic DeckLink common code
3 * Copyright (c) 2013-2014 Ramiro Polla, Luca Barbato, Deti Fliegl
5 * This file is part of FFmpeg.
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 #ifndef AVDEVICE_DECKLINK_COMMON_H
23 #define AVDEVICE_DECKLINK_COMMON_H
25 #include <DeckLinkAPIVersion.h>
27 #include "decklink_common_c.h"
29 class decklink_output_callback;
30 class decklink_input_callback;
32 typedef struct AVPacketQueue {
33 AVPacketList *first_pkt, *last_pkt;
35 unsigned long long size;
37 pthread_mutex_t mutex;
39 AVFormatContext *avctx;
43 /* DeckLink SDK interfaces */
47 IDeckLinkConfiguration *cfg;
48 IDeckLinkAttributes *attr;
49 decklink_output_callback *output_callback;
50 decklink_input_callback *input_callback;
52 /* DeckLink mode information */
53 BMDTimeValue bmd_tb_den;
54 BMDTimeValue bmd_tb_num;
55 BMDDisplayMode bmd_mode;
56 BMDVideoConnection video_input;
57 BMDAudioConnection audio_input;
60 int bmd_field_dominance;
62 /* Capture buffer queue */
73 unsigned long frameCount;
77 AVStream *teletext_st;
82 int64_t teletext_lines;
85 DecklinkPtsSource audio_pts_source;
86 DecklinkPtsSource video_pts_source;
97 typedef enum { DIRECTION_IN, DIRECTION_OUT} decklink_direction_t;
100 #if BLACKMAGIC_DECKLINK_API_VERSION < 0x0a040000
101 typedef unsigned long buffercount_type;
103 typedef unsigned int buffercount_type;
105 IDeckLinkIterator *CreateDeckLinkIteratorInstance(void);
107 typedef uint32_t buffercount_type;
110 static const BMDAudioConnection decklink_audio_connection_map[] = {
111 (BMDAudioConnection)0,
112 bmdAudioConnectionEmbedded,
113 bmdAudioConnectionAESEBU,
114 bmdAudioConnectionAnalog,
115 bmdAudioConnectionAnalogXLR,
116 bmdAudioConnectionAnalogRCA,
117 bmdAudioConnectionMicrophone,
120 static const BMDVideoConnection decklink_video_connection_map[] = {
121 (BMDVideoConnection)0,
122 bmdVideoConnectionSDI,
123 bmdVideoConnectionHDMI,
124 bmdVideoConnectionOpticalSDI,
125 bmdVideoConnectionComponent,
126 bmdVideoConnectionComposite,
127 bmdVideoConnectionSVideo,
130 HRESULT ff_decklink_get_display_name(IDeckLink *This, const char **displayName);
131 int ff_decklink_set_format(AVFormatContext *avctx, int width, int height, int tb_num, int tb_den, enum AVFieldOrder field_order, decklink_direction_t direction = DIRECTION_OUT, int num = 0);
132 int ff_decklink_set_format(AVFormatContext *avctx, decklink_direction_t direction, int num);
133 int ff_decklink_list_devices(AVFormatContext *avctx);
134 int ff_decklink_list_formats(AVFormatContext *avctx, decklink_direction_t direction = DIRECTION_OUT);
135 void ff_decklink_cleanup(AVFormatContext *avctx);
136 int ff_decklink_init_device(AVFormatContext *avctx, const char* name);
138 #endif /* AVDEVICE_DECKLINK_COMMON_H */