mirror of
https://gitee.com/openharmony/third_party_ffmpeg
synced 2024-11-27 21:20:41 +00:00
97a27065c8
Example to capture video clip at 1080i50 10 bit: ffmpeg -bm_v210 1 -f decklink -i 'UltraStudio Mini Recorder@11' -acodec copy -vcodec copy output.avi Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
56 lines
2.1 KiB
C
56 lines
2.1 KiB
C
/*
|
|
* Blackmagic DeckLink output
|
|
* Copyright (c) 2014 Deti Fliegl
|
|
*
|
|
* 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 "libavutil/opt.h"
|
|
|
|
#include "decklink_common_c.h"
|
|
#include "decklink_dec.h"
|
|
|
|
#define OFFSET(x) offsetof(struct decklink_cctx, x)
|
|
#define DEC AV_OPT_FLAG_DECODING_PARAM
|
|
|
|
static const AVOption options[] = {
|
|
{ "list_devices", "list available devices" , OFFSET(list_devices), AV_OPT_TYPE_INT , { .i64 = 0 }, 0, 1, DEC },
|
|
{ "list_formats", "list supported formats" , OFFSET(list_formats), AV_OPT_TYPE_INT , { .i64 = 0 }, 0, 1, DEC },
|
|
{ "bm_v210", "v210 10 bit per channel" , OFFSET(v210), AV_OPT_TYPE_INT , { .i64 = 0 }, 0, 1, DEC },
|
|
{ NULL },
|
|
};
|
|
|
|
static const AVClass decklink_demuxer_class = {
|
|
.class_name = "Blackmagic DeckLink demuxer",
|
|
.item_name = av_default_item_name,
|
|
.option = options,
|
|
.version = LIBAVUTIL_VERSION_INT,
|
|
.category = AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT,
|
|
};
|
|
|
|
AVInputFormat ff_decklink_demuxer = {
|
|
.name = "decklink",
|
|
.long_name = NULL_IF_CONFIG_SMALL("Blackmagic DeckLink input"),
|
|
.flags = AVFMT_NOFILE | AVFMT_RAWPICTURE,
|
|
.priv_class = &decklink_demuxer_class,
|
|
.priv_data_size = sizeof(struct decklink_cctx),
|
|
.read_header = ff_decklink_read_header,
|
|
.read_packet = ff_decklink_read_packet,
|
|
.read_close = ff_decklink_read_close,
|
|
};
|