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rtpmp4vpay: pre-allocate buffer list of the right size

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This commit is contained in:
Tim-Philipp Müller 2014-06-18 14:19:28 +01:00
parent 4b1f771e4d
commit 70bfc35756
1 changed files with 6 additions and 4 deletions
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10
gst/rtp/gstrtpmp4vpay.c
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@ -223,10 +223,12 @@ gst_rtp_mp4v_pay_empty (GstRtpMP4VPay * rtpmp4vpay)
gst_adapter_clear (rtpmp4vpay->adapter);
}
#define RTP_HEADER_LEN 12
static GstFlowReturn
gst_rtp_mp4v_pay_flush (GstRtpMP4VPay * rtpmp4vpay)
{
guint avail;
guint avail, mtu;
GstBuffer *outbuf;
GstBuffer *outbuf_data = NULL;
GstFlowReturn ret;
@ -248,12 +250,12 @@ gst_rtp_mp4v_pay_flush (GstRtpMP4VPay * rtpmp4vpay)
if (!avail)
return GST_FLOW_OK;
ret = GST_FLOW_OK;
mtu = GST_RTP_BASE_PAYLOAD_MTU (rtpmp4vpay);
/* Use buffer lists. Each frame will be put into a list
* of buffers and the whole list will be pushed downstream
* at once */
list = gst_buffer_list_new ();
list = gst_buffer_list_new_sized ((avail / (mtu - RTP_HEADER_LEN)) + 1);
while (avail > 0) {
guint towrite;
@ -265,7 +267,7 @@ gst_rtp_mp4v_pay_flush (GstRtpMP4VPay * rtpmp4vpay)
packet_len = gst_rtp_buffer_calc_packet_len (avail, 0, 0);
/* fill one MTU or all available bytes */
towrite = MIN (packet_len, GST_RTP_BASE_PAYLOAD_MTU (rtpmp4vpay));
towrite = MIN (packet_len, mtu);
/* this is the payload length */
payload_len = gst_rtp_buffer_calc_payload_len (towrite, 0, 0);