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b1089fb520
The payloader didn't copy anything so far, the depayloader copied every possible meta. Let's make it consistent and just copy all metas without tags or with only the video tag. https://bugzilla.gnome.org/show_bug.cgi?id=751774
97 lines
3 KiB
C
97 lines
3 KiB
C
/* GStreamer
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* Copyright (C) 2015 Sebastian Dröge <sebastian@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "gstrtputils.h"
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typedef struct
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{
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GstElement *element;
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GstBuffer *outbuf;
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GQuark copy_tag;
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} CopyMetaData;
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static gboolean
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foreach_metadata_copy (GstBuffer * inbuf, GstMeta ** meta, gpointer user_data)
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{
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CopyMetaData *data = user_data;
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GstElement *element = data->element;
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GstBuffer *outbuf = data->outbuf;
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GQuark copy_tag = data->copy_tag;
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const GstMetaInfo *info = (*meta)->info;
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const gchar *const *tags = gst_meta_api_type_get_tags (info->api);
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if (!tags || (copy_tag != 0 && g_strv_length ((gchar **) tags) == 1
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&& gst_meta_api_type_has_tag (info->api, copy_tag))) {
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GstMetaTransformCopy copy_data = { FALSE, 0, -1 };
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GST_DEBUG_OBJECT (element, "copy metadata %s", g_type_name (info->api));
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/* simply copy then */
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info->transform_func (outbuf, *meta, inbuf,
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_gst_meta_transform_copy, ©_data);
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} else {
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GST_DEBUG_OBJECT (element, "not copying metadata %s",
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g_type_name (info->api));
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}
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return TRUE;
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}
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/* TODO: Should probably make copy_tag an array at some point */
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void
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gst_rtp_copy_meta (GstElement * element, GstBuffer * outbuf, GstBuffer * inbuf,
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GQuark copy_tag)
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{
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CopyMetaData data = { element, outbuf, copy_tag };
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gst_buffer_foreach_meta (inbuf, foreach_metadata_copy, &data);
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}
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typedef struct
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{
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GstElement *element;
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GQuark keep_tag;
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} DropMetaData;
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static gboolean
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foreach_metadata_drop (GstBuffer * inbuf, GstMeta ** meta, gpointer user_data)
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{
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DropMetaData *data = user_data;
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GstElement *element = data->element;
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GQuark keep_tag = data->keep_tag;
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const GstMetaInfo *info = (*meta)->info;
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const gchar *const *tags = gst_meta_api_type_get_tags (info->api);
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if (!tags || (keep_tag != 0 && g_strv_length ((gchar **) tags) == 1
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&& gst_meta_api_type_has_tag (info->api, keep_tag))) {
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GST_DEBUG_OBJECT (element, "keeping metadata %s", g_type_name (info->api));
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} else {
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GST_DEBUG_OBJECT (element, "dropping metadata %s", g_type_name (info->api));
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*meta = NULL;
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}
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return TRUE;
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}
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/* TODO: Should probably make keep_tag an array at some point */
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void
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gst_rtp_drop_meta (GstElement * element, GstBuffer * buf, GQuark keep_tag)
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{
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DropMetaData data = { element, keep_tag };
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gst_buffer_foreach_meta (buf, foreach_metadata_drop, &data);
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}
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