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srtpenc: Improve memory management on chain function

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Avoiding copy the buffer twice, one while mapping and other with mencpy

https://bugzilla.gnome.org/show_bug.cgi?id=746356
This commit is contained in:
Jose Antonio Santos Cadenas 2015-03-17 16:49:54 +01:00 committed by Sebastian Dröge
parent 5bad599560
commit e2cdbdae13
1 changed files with 4 additions and 7 deletions
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11
ext/srtp/gstsrtpenc.c
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@ -959,7 +959,7 @@ gst_srtp_enc_chain (GstPad * pad, GstObject * parent, GstBuffer * buf,
gint size_max, size;
GstBuffer *bufout = NULL;
gboolean do_setcaps = FALSE;
GstMapInfo mapin, mapout;
GstMapInfo mapout;
if (!is_rtcp) {
GstRTPBuffer rtpbuf = GST_RTP_BUFFER_INIT;
@ -1023,16 +1023,13 @@ gst_srtp_enc_chain (GstPad * pad, GstObject * parent, GstBuffer * buf,
/* Create a bigger buffer to add protection */
size_max = gst_buffer_get_size (buf) + SRTP_MAX_TRAILER_LEN + 10;
size = gst_buffer_get_size (buf);
size_max = size + SRTP_MAX_TRAILER_LEN + 10;
bufout = gst_buffer_new_allocate (NULL, size_max, NULL);
gst_buffer_map (buf, &mapin, GST_MAP_READ);
gst_buffer_map (bufout, &mapout, GST_MAP_READWRITE);
size = mapin.size;
memcpy (mapout.data, mapin.data, mapin.size);
gst_buffer_unmap (buf, &mapin);
gst_buffer_extract (buf, 0, mapout.data, size);
gst_srtp_init_event_reporter ();