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Code Issues 1 Projects Releases Wiki Activity

rtph263ppay: Also implement size/framerate restrictions in getcaps

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=577784
This commit is contained in:
Olivier Crête 2009-03-15 19:26:48 -04:00 committed by Mark Nauwelaerts
parent ff31090671
commit 4b28d9d44e
1 changed files with 157 additions and 7 deletions
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164
gst/rtp/gstrtph263ppay.c
View file

@ -23,6 +23,7 @@
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <gst/rtp/gstrtpbuffer.h>
@ -66,8 +67,10 @@ GST_STATIC_PAD_TEMPLATE ("sink",
);
/*
* We also set all of those as required:
* We also return these in getcaps() as required by the SDP caps
*
* width = (int) [16, 4096]
* height = (int) [16, 4096]
* "annex-f = (boolean) {true, false},"
* "annex-i = (boolean) {true, false},"
* "annex-j = (boolean) {true, false},"
@ -207,6 +210,28 @@ gst_rtp_h263p_pay_setcaps (GstBaseRTPPayload * payload, GstCaps * caps)
return res;
}
static void
caps_append (GstCaps * caps, GstStructure * in_s, guint x, guint y, guint mpi)
{
GstStructure *s;
if (!in_s)
return;
if (mpi < 1 || mpi > 32)
return;
s = gst_structure_copy (in_s);
gst_structure_set (s,
"width", GST_TYPE_INT_RANGE, 1, x,
"height", GST_TYPE_INT_RANGE, 1, y,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, 30000, 1001 * mpi, NULL);
gst_caps_merge_structure (caps, s);
}
static GstCaps *
gst_rtp_h263p_pay_sink_getcaps (GstBaseRTPPayload * payload, GstPad * pad)
{
@ -353,12 +378,80 @@ gst_rtp_h263p_pay_sink_getcaps (GstBaseRTPPayload * payload, GstPad * pad)
if (!v)
gst_structure_set (new_s, "annex-v", G_TYPE_BOOLEAN, FALSE, NULL);
/* FIXME:
* Ignore the profile for now, gst-ffmpeg need to accept
* height/width/framerates first
*/
gst_caps_merge_structure (caps, new_s);
if (level <= 10 || level == 45) {
gst_structure_set (new_s,
"width", GST_TYPE_INT_RANGE, 1, 176,
"height", GST_TYPE_INT_RANGE, 1, 144,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, 30000, 2002, NULL);
gst_caps_merge_structure (caps, new_s);
} else if (level <= 20) {
GstStructure *s_copy = gst_structure_copy (new_s);
gst_structure_set (new_s,
"width", GST_TYPE_INT_RANGE, 1, 352,
"height", GST_TYPE_INT_RANGE, 1, 288,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, 30000, 2002, NULL);
gst_caps_merge_structure (caps, new_s);
gst_structure_set (s_copy,
"width", GST_TYPE_INT_RANGE, 1, 176,
"height", GST_TYPE_INT_RANGE, 1, 144,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, 30000, 1001, NULL);
gst_caps_merge_structure (caps, s_copy);
} else if (level <= 40) {
gst_structure_set (new_s,
"width", GST_TYPE_INT_RANGE, 1, 352,
"height", GST_TYPE_INT_RANGE, 1, 288,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, 30000, 1001, NULL);
gst_caps_merge_structure (caps, new_s);
} else if (level <= 50) {
GstStructure *s_copy = gst_structure_copy (new_s);
gst_structure_set (new_s,
"width", GST_TYPE_INT_RANGE, 1, 352,
"height", GST_TYPE_INT_RANGE, 1, 288,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, 50, 1, NULL);
gst_caps_merge_structure (caps, new_s);
gst_structure_set (s_copy,
"width", GST_TYPE_INT_RANGE, 1, 352,
"height", GST_TYPE_INT_RANGE, 1, 240,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, 60000, 1001, NULL);
gst_caps_merge_structure (caps, s_copy);
} else if (level <= 60) {
GstStructure *s_copy = gst_structure_copy (new_s);
gst_structure_set (new_s,
"width", GST_TYPE_INT_RANGE, 1, 720,
"height", GST_TYPE_INT_RANGE, 1, 288,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, 50, 1, NULL);
gst_caps_merge_structure (caps, new_s);
gst_structure_set (s_copy,
"width", GST_TYPE_INT_RANGE, 1, 720,
"height", GST_TYPE_INT_RANGE, 1, 240,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, 60000, 1001, NULL);
gst_caps_merge_structure (caps, s_copy);
} else if (level <= 70) {
GstStructure *s_copy = gst_structure_copy (new_s);
gst_structure_set (new_s,
"width", GST_TYPE_INT_RANGE, 1, 720,
"height", GST_TYPE_INT_RANGE, 1, 576,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, 50, 1, NULL);
gst_caps_merge_structure (caps, new_s);
gst_structure_set (s_copy,
"width", GST_TYPE_INT_RANGE, 1, 720,
"height", GST_TYPE_INT_RANGE, 1, 480,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, 60000, 1001, NULL);
gst_caps_merge_structure (caps, s_copy);
} else {
gst_caps_merge_structure (caps, new_s);
}
} else {
GstStructure *new_s = gst_structure_new ("video/x-h263",
"variant", G_TYPE_STRING, "itu",
@ -379,6 +472,7 @@ gst_rtp_h263p_pay_sink_getcaps (GstBaseRTPPayload * payload, GstPad * pad)
GstStructure *new_s = gst_structure_new ("video/x-h263",
"variant", G_TYPE_STRING, "itu",
NULL);
gboolean added = FALSE;
str = gst_structure_get_string (s, "f");
if (str && !strcmp (str, "1"))
@ -424,7 +518,63 @@ gst_rtp_h263p_pay_sink_getcaps (GstBaseRTPPayload * payload, GstPad * pad)
if (!t)
gst_structure_set (new_s, "annex-t", G_TYPE_BOOLEAN, FALSE, NULL);
gst_caps_merge_structure (caps, new_s);
str = gst_structure_get_string (s, "custom");
if (str) {
unsigned int xmax, ymax, mpi;
if (sscanf (str, "%u,%u,%u", &xmax, &ymax, &mpi) == 3) {
if (xmax % 4 && ymax % 4 && mpi >= 1 && mpi <= 32) {
caps_append (caps, new_s, xmax, ymax, mpi);
added = TRUE;
} else {
GST_WARNING_OBJECT (rtph263ppay, "Invalid custom framesize/MPI"
" %u x %u at %u, ignoring", xmax, ymax, mpi);
}
} else {
GST_WARNING_OBJECT (rtph263ppay, "Invalid custom framesize/MPI: %s,"
" ignoring", str);
}
}
str = gst_structure_get_string (s, "16cif");
if (str) {
int mpi = atoi (str);
caps_append (caps, new_s, 1408, 1152, mpi);
added = TRUE;
}
str = gst_structure_get_string (s, "4cif");
if (str) {
int mpi = atoi (str);
caps_append (caps, new_s, 704, 576, mpi);
added = TRUE;
}
str = gst_structure_get_string (s, "cif");
if (str) {
int mpi = atoi (str);
caps_append (caps, new_s, 352, 288, mpi);
added = TRUE;
}
str = gst_structure_get_string (s, "qcif");
if (str) {
int mpi = atoi (str);
caps_append (caps, new_s, 176, 144, mpi);
added = TRUE;
}
str = gst_structure_get_string (s, "sqcif");
if (str) {
int mpi = atoi (str);
caps_append (caps, new_s, 128, 96, mpi);
added = TRUE;
}
if (added)
gst_structure_free (new_s);
else
gst_caps_merge_structure (caps, new_s);
}
}