lavd: add decklink output device

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 55 insertions, 0 deletions

diff --git a/libavdevice/decklink_enc_c.c b/libavdevice/decklink_enc_c.c
new file mode 100644
index 0000000000..b98e0b4fa4
--- /dev/null
+++ b/libavdevice/decklink_enc_c.c
@@ -0,0 +1,55 @@
+/*
+ * 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 "libavutil/opt.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", "list available devices"  , OFFSET(list_devices), AV_OPT_TYPE_INT   , { .i64 = 0   }, 0, 1, ENC },
+    { "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 },
+    { NULL },
+};
+
+static const AVClass decklink_muxer_class = {
+    .class_name = "Blackmagic DeckLink muxer",
+    .item_name  = av_default_item_name,
+    .option     = options,
+    .version    = LIBAVUTIL_VERSION_INT,
+};
+
+AVOutputFormat ff_decklink_muxer = {
+    .name           = "decklink",
+    .long_name      = NULL_IF_CONFIG_SMALL("Blackmagic DeckLink output"),
+    .audio_codec    = AV_CODEC_ID_PCM_S16LE,
+    .video_codec    = AV_CODEC_ID_RAWVIDEO,
+    .subtitle_codec = AV_CODEC_ID_NONE,
+    .flags          = AVFMT_NOFILE | AVFMT_RAWPICTURE,
+    .priv_class     = &decklink_muxer_class,
+    .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,
+};