mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-05 16:06:43 +00:00
107 lines
3.1 KiB
C
107 lines
3.1 KiB
C
|
/* Gstreamer
|
||
|
* Copyright 2021 Brad Hards <bradh@frogmouth.net>
|
||
|
*
|
||
|
* This library is free software; you can redistribute it and/or
|
||
|
* modify it under the terms of the GNU Library General Public
|
||
|
* License as published by the Free Software Foundation; either
|
||
|
* version 2 of the License, or (at your option) any later version.
|
||
|
*
|
||
|
* This library 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
|
||
|
* Library General Public License for more details.
|
||
|
*
|
||
|
* You should have received a copy of the GNU Library General Public
|
||
|
* License along with this library; if not, write to the
|
||
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||
|
* Boston, MA 02111-1307, USA.
|
||
|
*/
|
||
|
|
||
|
#ifdef HAVE_CONFIG_H
|
||
|
#include "config.h"
|
||
|
#endif
|
||
|
|
||
|
#include "gst-mpegtspesmetadatameta.h"
|
||
|
|
||
|
#define GST_CAT_DEFAULT mpegts_debug
|
||
|
|
||
|
static gboolean
|
||
|
gst_mpegts_pes_metadata_meta_init (GstMpegtsPESMetadataMeta * meta,
|
||
|
gpointer params, GstBuffer * buffer)
|
||
|
{
|
||
|
return TRUE;
|
||
|
}
|
||
|
|
||
|
static void
|
||
|
gst_mpegts_pes_metadata_meta_free (GstMpegtsPESMetadataMeta * meta,
|
||
|
GstBuffer * buffer)
|
||
|
{
|
||
|
}
|
||
|
|
||
|
static gboolean
|
||
|
gst_mpegts_pes_metadata_meta_transform (GstBuffer * dest, GstMeta * meta,
|
||
|
GstBuffer * buffer, GQuark type, gpointer data)
|
||
|
{
|
||
|
GstMpegtsPESMetadataMeta *source_meta, *dest_meta;
|
||
|
|
||
|
source_meta = (GstMpegtsPESMetadataMeta *) meta;
|
||
|
|
||
|
if (GST_META_TRANSFORM_IS_COPY (type)) {
|
||
|
GstMetaTransformCopy *copy = data;
|
||
|
if (!copy->region) {
|
||
|
dest_meta = gst_buffer_add_mpegts_pes_metadata_meta (dest);
|
||
|
if (!dest_meta)
|
||
|
return FALSE;
|
||
|
dest_meta->metadata_service_id = source_meta->metadata_service_id;
|
||
|
dest_meta->flags = source_meta->flags;
|
||
|
}
|
||
|
} else {
|
||
|
/* return FALSE, if transform type is not supported */
|
||
|
return FALSE;
|
||
|
}
|
||
|
return TRUE;
|
||
|
}
|
||
|
|
||
|
GType
|
||
|
gst_mpegts_pes_metadata_meta_api_get_type (void)
|
||
|
{
|
||
|
static GType type;
|
||
|
static const gchar *tags[] = { NULL };
|
||
|
|
||
|
if (g_once_init_enter (&type)) {
|
||
|
GType _type =
|
||
|
gst_meta_api_type_register ("GstMpegtsPESMetadataMetaAPI", tags);
|
||
|
g_once_init_leave (&type, _type);
|
||
|
}
|
||
|
return type;
|
||
|
}
|
||
|
|
||
|
const GstMetaInfo *
|
||
|
gst_mpegts_pes_metadata_meta_get_info (void)
|
||
|
{
|
||
|
static const GstMetaInfo *mpegts_pes_metadata_meta_info = NULL;
|
||
|
|
||
|
if (g_once_init_enter ((GstMetaInfo **) & mpegts_pes_metadata_meta_info)) {
|
||
|
const GstMetaInfo *meta =
|
||
|
gst_meta_register (GST_MPEGTS_PES_METADATA_META_API_TYPE,
|
||
|
"GstMpegtsPESMetadataMeta", sizeof (GstMpegtsPESMetadataMeta),
|
||
|
(GstMetaInitFunction) gst_mpegts_pes_metadata_meta_init,
|
||
|
(GstMetaFreeFunction) gst_mpegts_pes_metadata_meta_free,
|
||
|
(GstMetaTransformFunction) gst_mpegts_pes_metadata_meta_transform);
|
||
|
g_once_init_leave ((GstMetaInfo **) & mpegts_pes_metadata_meta_info,
|
||
|
(GstMetaInfo *) meta);
|
||
|
}
|
||
|
|
||
|
return mpegts_pes_metadata_meta_info;
|
||
|
}
|
||
|
|
||
|
GstMpegtsPESMetadataMeta *
|
||
|
gst_buffer_add_mpegts_pes_metadata_meta (GstBuffer * buffer)
|
||
|
{
|
||
|
GstMpegtsPESMetadataMeta *meta;
|
||
|
meta =
|
||
|
(GstMpegtsPESMetadataMeta *) gst_buffer_add_meta (buffer,
|
||
|
GST_MPEGTS_PES_METADATA_META_INFO, NULL);
|
||
|
return meta;
|
||
|
}
|