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gst/multipart/multipartmux.c: Push header in a separate buffer instead of memcpy:ing all data

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Original commit message from CVS:
Patch by: Jonas Holmberg <jonas dot holmberg at axis dot com>
* gst/multipart/multipartmux.c: (gst_multipart_mux_collected):
Push header in a separate buffer instead of memcpy:ing all data
Change LF => CRLF in headers
Move trailing LF to header
This commit is contained in:
Jonas Holmberg 2006-11-27 16:29:07 +00:00 committed by Wim Taymans
parent 9e782fdc7e
commit 6d91770165
2 changed files with 36 additions and 30 deletions
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9
ChangeLog
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@ -1,3 +1,12 @@
2006-11-27 Wim Taymans <wim@fluendo.com>
Patch by: Jonas Holmberg <jonas dot holmberg at axis dot com>
* gst/multipart/multipartmux.c: (gst_multipart_mux_collected):
Push header in a separate buffer instead of memcpy:ing all data
Change LF => CRLF in headers
Move trailing LF to header
2006-11-27 Wim Taymans <wim@fluendo.com>
* gst/rtp/gstrtpmpadepay.c: (gst_rtp_mpa_depay_chain):

57
gst/multipart/multipartmux.c
View file

@ -434,7 +434,8 @@ gst_multipart_mux_queue_pads (GstMultipartMux * mux)
*
* 1) find a pad to pull on, this is done by pulling on all pads and
* looking at the buffers to decide which one should be muxed first.
* 2) push buffer on best pad, go to 1
* 2) create a new buffer for the header
* 3) push both buffers on best pad, go to 1
*/
static GstFlowReturn
gst_multipart_mux_collected (GstCollectPads * pads, GstMultipartMux * mux)
@ -442,11 +443,10 @@ gst_multipart_mux_collected (GstCollectPads * pads, GstMultipartMux * mux)
GstMultipartPad *best;
GstFlowReturn ret = GST_FLOW_OK;
gchar *header = NULL;
size_t newlen, headerlen;
GstBuffer *newbuf = NULL;
size_t headerlen;
GstBuffer *headerbuf = NULL;
GstBuffer *databuf = NULL;
GstStructure *structure = NULL;
guint8 *data;
guint datasize;
GST_DEBUG_OBJECT (mux, "all pads are collected");
@ -485,42 +485,39 @@ gst_multipart_mux_collected (GstCollectPads * pads, GstMultipartMux * mux)
goto beach;
}
header = g_strdup_printf ("--%s\nContent-type: %s\n\n",
mux->boundary, gst_structure_get_name (structure));
datasize = GST_BUFFER_SIZE (best->buffer);
header = g_strdup_printf ("\r\n--%s\r\nContent-Type: %s\r\n"
"Content-Length: %u\r\n\r\n",
mux->boundary, gst_structure_get_name (structure),
GST_BUFFER_SIZE (best->buffer));
headerlen = strlen (header);
/* header, data, trailing \n */
newlen = headerlen + datasize + 1;
ret =
gst_pad_alloc_buffer_and_set_caps (mux->srcpad, GST_BUFFER_OFFSET_NONE,
newlen, GST_PAD_CAPS (mux->srcpad), &newbuf);
ret = gst_pad_alloc_buffer_and_set_caps (mux->srcpad, GST_BUFFER_OFFSET_NONE,
headerlen, GST_PAD_CAPS (mux->srcpad), &headerbuf);
if (ret != GST_FLOW_OK) {
GST_WARNING_OBJECT (mux, "failed allocating a %d bytes buffer", newlen);
GST_WARNING_OBJECT (mux, "failed allocating a %d bytes buffer", headerlen);
g_free (header);
goto beach;
}
data = GST_BUFFER_DATA (newbuf);
memcpy (data, header, headerlen);
memcpy (data + headerlen, GST_BUFFER_DATA (best->buffer), datasize);
/* trailing \n */
data[headerlen + datasize] = '\n';
gst_buffer_stamp (newbuf, best->buffer);
GST_BUFFER_OFFSET (newbuf) = mux->offset;
memcpy (GST_BUFFER_DATA (headerbuf), header, headerlen);
g_free (header);
mux->offset += newlen;
databuf = gst_buffer_make_metadata_writable (best->buffer);
gst_buffer_set_caps (databuf, GST_PAD_CAPS (mux->srcpad));
gst_pad_push (mux->srcpad, newbuf);
gst_buffer_stamp (headerbuf, databuf);
GST_BUFFER_OFFSET (headerbuf) = mux->offset;
mux->offset += headerlen;
GST_DEBUG_OBJECT (mux, "pushing %u bytes header buffer", headerlen);
gst_pad_push (mux->srcpad, headerbuf);
GST_BUFFER_OFFSET (databuf) = mux->offset;
mux->offset += GST_BUFFER_SIZE (databuf);
GST_DEBUG_OBJECT (mux, "pushing %u bytes data buffer",
GST_BUFFER_SIZE (databuf));
gst_pad_push (mux->srcpad, databuf);
gst_buffer_unref (best->buffer);
best->buffer = NULL;
beach: