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rtmp2: Add gst_rtmp_message_is_metadata

Browse source 
https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/merge_requests/878
This commit is contained in:
Jan Alexander Steffens (heftig) 2019-11-27 15:38:39 +01:00
parent e07a1bb48f
commit 042e439829
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GPG key ID: DE5E0C5F25941CA5
2 changed files with 47 additions and 0 deletions
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45
gst/rtmp2/rtmp/rtmpmessage.c
View file

@ -22,6 +22,7 @@
#include "config.h"
#endif
#include "amf.h"
#include "rtmpmessage.h"
#include "rtmpchunkstream.h"
@ -493,3 +494,47 @@ gst_rtmp_message_new_user_control (GstRtmpUserControl * uc)
return gst_rtmp_message_new_wrapped (GST_RTMP_MESSAGE_TYPE_USER_CONTROL,
GST_RTMP_CHUNK_STREAM_PROTOCOL, 0, data, size);
}
gboolean
gst_rtmp_message_is_metadata (GstBuffer * buffer)
{
GstRtmpMeta *meta = gst_buffer_get_rtmp_meta (buffer);
GstMapInfo map;
GstAmfNode *node;
gboolean ret = FALSE;
g_return_val_if_fail (meta, FALSE);
if (meta->type != GST_RTMP_MESSAGE_TYPE_DATA_AMF0) {
return FALSE;
}
if (!gst_buffer_map (buffer, &map, GST_MAP_READ)) {
GST_ERROR ("can't map metadata message");
return FALSE;
}
node = gst_amf_node_parse (map.data, map.size, NULL);
if (!node) {
GST_ERROR ("can't read metadata name");
goto err;
}
switch (gst_amf_node_get_type (node)) {
case GST_AMF_TYPE_STRING:
case GST_AMF_TYPE_LONG_STRING:{
const gchar *name = gst_amf_node_peek_string (node, NULL);
ret = (strcmp (name, "onMetaData") == 0);
break;
}
default:
break;
}
gst_amf_node_free (node);
err:
gst_buffer_unmap (buffer, &map);
return ret;
}

2
gst/rtmp2/rtmp/rtmpmessage.h
View file

@ -137,6 +137,8 @@ gboolean gst_rtmp_message_parse_user_control (GstBuffer * buffer,
GstBuffer * gst_rtmp_message_new_user_control (GstRtmpUserControl * uc);
gboolean gst_rtmp_message_is_metadata (GstBuffer * buffer);
G_END_DECLS
#endif