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libavdevice/decklink_enc_c.c
89 строк
6 KB
Anton Khirnov
all: use designated initializers for AVOption.unit
14 фев 2024, 16:53
14 фев 2024, 16:53
1e7d200
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/* * Blackmagic DeckLink output * Copyright (c) 2013-2014 Ramiro Polla * * 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 */ #include "libavformat/avformat.h" #include "libavformat/mux.h" #include "libavutil/opt.h" #include "decklink_common_c.h" #include "decklink_enc.h" #define OFFSET(x) offsetof(struct decklink_cctx, x) #define ENC AV_OPT_FLAG_ENCODING_PARAM static const AVOption options[] = { { "list_devices", "use ffmpeg -sinks decklink instead", OFFSET(list_devices), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, ENC | AV_OPT_FLAG_DEPRECATED}, { "list_formats", "list supported formats" , OFFSET(list_formats), AV_OPT_TYPE_INT , { .i64 = 0 }, 0, 1, ENC }, { "preroll" , "video preroll in seconds", OFFSET(preroll ), AV_OPT_TYPE_DOUBLE, { .dbl = 0.5 }, 0, 5, ENC }, { "vanc_queue_size", "VANC queue buffer size", OFFSET(vanc_queue_size), AV_OPT_TYPE_INT64, { .i64 = (1024 * 1024)}, 0, INT64_MAX, ENC }, #if BLACKMAGIC_DECKLINK_API_VERSION >= 0x0b000000 { "duplex_mode" , "duplex mode" , OFFSET(duplex_mode ), AV_OPT_TYPE_INT , { .i64 = 0 }, 0, 5, ENC, .unit = "duplex_mode"}, #else { "duplex_mode" , "duplex mode" , OFFSET(duplex_mode ), AV_OPT_TYPE_INT , { .i64 = 0 }, 0, 2, ENC, .unit = "duplex_mode"}, #endif { "unset" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 0 }, 0, 0, ENC, .unit = "duplex_mode"}, { "half" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 1 }, 0, 0, ENC, .unit = "duplex_mode"}, { "full" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 2 }, 0, 0, ENC, .unit = "duplex_mode"}, #if BLACKMAGIC_DECKLINK_API_VERSION >= 0x0b000000 { "one_sub_device_full", NULL ,0 , AV_OPT_TYPE_CONST , { .i64 = 2 }, 0, 0, ENC, .unit = "duplex_mode"}, { "one_sub_device_half", NULL ,0 , AV_OPT_TYPE_CONST , { .i64 = 3 }, 0, 0, ENC, .unit = "duplex_mode"}, { "two_sub_device_full", NULL ,0 , AV_OPT_TYPE_CONST , { .i64 = 4 }, 0, 0, ENC, .unit = "duplex_mode"}, { "four_sub_device_half", NULL ,0 , AV_OPT_TYPE_CONST , { .i64 = 5 }, 0, 0, ENC, .unit = "duplex_mode"}, #endif { "link" , "single/dual/quad SDI link configuration", OFFSET(link), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 3, ENC, .unit = "link"}, { "unset" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 0 }, 0, 0, ENC, .unit = "link"}, { "single" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 1 }, 0, 0, ENC, .unit = "link"}, { "dual" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 2 }, 0, 0, ENC, .unit = "link"}, { "quad" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 3 }, 0, 0, ENC, .unit = "link"}, { "sqd" , "set Square Division" , OFFSET(sqd) , AV_OPT_TYPE_INT, { .i64 = -1 }, -1,1, ENC, .unit = "sqd"}, { "unset" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = -1 }, 0, 0, ENC, .unit = "sqd"}, { "false" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 0 }, 0, 0, ENC, .unit = "sqd"}, { "true" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 1 }, 0, 0, ENC, .unit = "sqd"}, { "level_a" , "set SMPTE LevelA" , OFFSET(level_a) , AV_OPT_TYPE_INT, { .i64 = -1 }, -1,1, ENC, .unit = "level_a"}, { "unset" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = -1 }, 0, 0, ENC, .unit = "level_a"}, { "false" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 0 }, 0, 0, ENC, .unit = "level_a"}, { "true" , NULL , 0 , AV_OPT_TYPE_CONST , { .i64 = 1 }, 0, 0, ENC, .unit = "level_a"}, { "timing_offset", "genlock timing pixel offset", OFFSET(timing_offset), AV_OPT_TYPE_INT, { .i64 = INT_MIN }, INT_MIN, INT_MAX, ENC, .unit = "timing_offset"}, { "unset" , NULL , 0 , AV_OPT_TYPE_CONST, { .i64 = INT_MIN }, 0, 0, ENC, .unit = "timing_offset"}, { NULL }, }; static const AVClass decklink_muxer_class = { .class_name = "Blackmagic DeckLink outdev", .item_name = av_default_item_name, .option = options, .version = LIBAVUTIL_VERSION_INT, .category = AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT, }; const FFOutputFormat ff_decklink_muxer = { .p.name = "decklink", .p.long_name = NULL_IF_CONFIG_SMALL("Blackmagic DeckLink output"), .p.audio_codec = AV_CODEC_ID_PCM_S16LE, .p.video_codec = AV_CODEC_ID_WRAPPED_AVFRAME, .p.subtitle_codec = AV_CODEC_ID_EIA_608, .p.flags = AVFMT_NOFILE, .p.priv_class = &decklink_muxer_class, .get_device_list = ff_decklink_list_output_devices, .priv_data_size = sizeof(struct decklink_cctx), .write_header = ff_decklink_write_header, .write_packet = ff_decklink_write_packet, .write_trailer = ff_decklink_write_trailer, };