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rtprtxreceive: Use offset when copying header

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The header is not always at the start of the packet, so we need to compute
the offset first.
This commit is contained in:
Olivier Crête 2014-11-29 18:35:42 -05:00
parent 023a1637d9
commit ccac1f8c0b
1 changed files with 4 additions and 2 deletions
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6
gst/rtpmanager/gstrtprtxreceive.c
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@ -427,12 +427,14 @@ _gst_rtp_buffer_new_from_rtx (GstRTPBuffer * rtp, guint32 ssrc1,
guint payload_len = 0; guint payload_len = 0;
/* copy fixed header */ /* copy fixed header */
mem = gst_memory_copy (rtp->map[0].memory, 0, rtp->size[0]); mem = gst_memory_copy (rtp->map[0].memory,
(guint8 *) rtp->data[0] - rtp->map[0].data, rtp->size[0]);
gst_buffer_append_memory (new_buffer, mem); gst_buffer_append_memory (new_buffer, mem);
/* copy extension if any */ /* copy extension if any */
if (rtp->size[1]) { if (rtp->size[1]) {
mem = gst_memory_copy (rtp->map[1].memory, 0, rtp->size[1]); mem = gst_memory_copy (rtp->map[1].memory,
(guint8 *) rtp->data[1] - rtp->map[1].data, rtp->size[1]);
gst_buffer_append_memory (new_buffer, mem); gst_buffer_append_memory (new_buffer, mem);
} }