mirror of
https://github.com/jellyfin/jellyfin-ffmpeg.git
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90 lines
5.9 KiB
C
90 lines
5.9 KiB
C
/*
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* Blackmagic DeckLink output
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* Copyright (c) 2013-2014 Ramiro Polla
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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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#include "libavformat/avformat.h"
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#include "libavformat/mux.h"
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#include "libavutil/opt.h"
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#include "decklink_common_c.h"
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#include "decklink_enc.h"
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#define OFFSET(x) offsetof(struct decklink_cctx, x)
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#define ENC AV_OPT_FLAG_ENCODING_PARAM
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static const AVOption options[] = {
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{ "list_devices", "use ffmpeg -sinks decklink instead", OFFSET(list_devices), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, ENC | AV_OPT_FLAG_DEPRECATED},
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{ "list_formats", "list supported formats" , OFFSET(list_formats), AV_OPT_TYPE_INT , { .i64 = 0 }, 0, 1, ENC },
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{ "preroll" , "video preroll in seconds", OFFSET(preroll ), AV_OPT_TYPE_DOUBLE, { .dbl = 0.5 }, 0, 5, ENC },
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{ "vanc_queue_size", "VANC queue buffer size", OFFSET(vanc_queue_size), AV_OPT_TYPE_INT64, { .i64 = (1024 * 1024)}, 0, INT64_MAX, ENC },
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#if BLACKMAGIC_DECKLINK_API_VERSION >= 0x0b000000
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{ "duplex_mode" , "duplex mode" , OFFSET(duplex_mode ), AV_OPT_TYPE_INT , { .i64 = 0 }, 0, 5, ENC, .unit = "duplex_mode"},
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#else
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{ "duplex_mode" , "duplex mode" , OFFSET(duplex_mode ), AV_OPT_TYPE_INT , { .i64 = 0 }, 0, 2, ENC, .unit = "duplex_mode"},
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#endif
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{ "unset" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 0 }, 0, 0, ENC, .unit = "duplex_mode"},
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{ "half" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 1 }, 0, 0, ENC, .unit = "duplex_mode"},
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{ "full" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 2 }, 0, 0, ENC, .unit = "duplex_mode"},
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#if BLACKMAGIC_DECKLINK_API_VERSION >= 0x0b000000
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{ "one_sub_device_full", NULL ,0 , AV_OPT_TYPE_CONST , { .i64 = 2 }, 0, 0, ENC, .unit = "duplex_mode"},
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{ "one_sub_device_half", NULL ,0 , AV_OPT_TYPE_CONST , { .i64 = 3 }, 0, 0, ENC, .unit = "duplex_mode"},
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{ "two_sub_device_full", NULL ,0 , AV_OPT_TYPE_CONST , { .i64 = 4 }, 0, 0, ENC, .unit = "duplex_mode"},
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{ "four_sub_device_half", NULL ,0 , AV_OPT_TYPE_CONST , { .i64 = 5 }, 0, 0, ENC, .unit = "duplex_mode"},
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#endif
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{ "link" , "single/dual/quad SDI link configuration", OFFSET(link), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 3, ENC, .unit = "link"},
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{ "unset" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 0 }, 0, 0, ENC, .unit = "link"},
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{ "single" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 1 }, 0, 0, ENC, .unit = "link"},
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{ "dual" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 2 }, 0, 0, ENC, .unit = "link"},
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{ "quad" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 3 }, 0, 0, ENC, .unit = "link"},
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{ "sqd" , "set Square Division" , OFFSET(sqd) , AV_OPT_TYPE_INT, { .i64 = -1 }, -1,1, ENC, .unit = "sqd"},
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{ "unset" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = -1 }, 0, 0, ENC, .unit = "sqd"},
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{ "false" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 0 }, 0, 0, ENC, .unit = "sqd"},
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{ "true" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 1 }, 0, 0, ENC, .unit = "sqd"},
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{ "level_a" , "set SMPTE LevelA" , OFFSET(level_a) , AV_OPT_TYPE_INT, { .i64 = -1 }, -1,1, ENC, .unit = "level_a"},
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{ "unset" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = -1 }, 0, 0, ENC, .unit = "level_a"},
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{ "false" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 0 }, 0, 0, ENC, .unit = "level_a"},
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{ "true" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 1 }, 0, 0, ENC, .unit = "level_a"},
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{ "timing_offset", "genlock timing pixel offset", OFFSET(timing_offset), AV_OPT_TYPE_INT, { .i64 = INT_MIN }, INT_MIN, INT_MAX, ENC, .unit = "timing_offset"},
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{ "unset" , NULL , 0 , AV_OPT_TYPE_CONST, { .i64 = INT_MIN }, 0, 0, ENC, .unit = "timing_offset"},
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{ NULL },
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};
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static const AVClass decklink_muxer_class = {
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.class_name = "Blackmagic DeckLink outdev",
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.item_name = av_default_item_name,
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.option = options,
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.version = LIBAVUTIL_VERSION_INT,
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.category = AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT,
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};
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const FFOutputFormat ff_decklink_muxer = {
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.p.name = "decklink",
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.p.long_name = NULL_IF_CONFIG_SMALL("Blackmagic DeckLink output"),
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.p.audio_codec = AV_CODEC_ID_PCM_S16LE,
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.p.video_codec = AV_CODEC_ID_WRAPPED_AVFRAME,
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.p.subtitle_codec = AV_CODEC_ID_EIA_608,
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.p.flags = AVFMT_NOFILE,
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.p.priv_class = &decklink_muxer_class,
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.get_device_list = ff_decklink_list_output_devices,
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.priv_data_size = sizeof(struct decklink_cctx),
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.write_header = ff_decklink_write_header,
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.write_packet = ff_decklink_write_packet,
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.write_trailer = ff_decklink_write_trailer,
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};
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