#endif
#include <string.h>
+#include <stdlib.h>
#include <gst/rtp/gstrtpbuffer.h>
GST_DEBUG_CATEGORY_STATIC (rtph263ppay_debug);
#define GST_CAT_DEFAULT rtph263ppay_debug
-/* elementfactory information */
-static const GstElementDetails gst_rtp_h263ppay_details =
-GST_ELEMENT_DETAILS ("RTP H263 payloader",
- "Codec/Payloader/Network",
- "Payload-encodes H263/+/++ video in RTP packets (RFC 4629)",
- "Wim Taymans <wim.taymans@gmail.com>");
-
static GstStaticPadTemplate gst_rtp_h263p_pay_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("video/x-h263, " "variant = (string) \"itu\" ")
+ GST_STATIC_CAPS ("video/x-h263, " "variant = (string) \"itu\"")
);
+/*
+ * We also set all of those as required:
+ *
+ * "annex-f = (boolean) {true, false},"
+ * "annex-i = (boolean) {true, false},"
+ * "annex-j = (boolean) {true, false},"
+ * "annex-l = (boolean) {true, false},"
+ * "annex-t = (boolean) {true, false},"
+ * "annex-v = (boolean) {true, false}")
+ */
+
+
static GstStaticPadTemplate gst_rtp_h263p_pay_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
static gboolean gst_rtp_h263p_pay_setcaps (GstBaseRTPPayload * payload,
GstCaps * caps);
+static GstCaps *gst_rtp_h263p_pay_sink_getcaps (GstBaseRTPPayload * payload,
+ GstPad * pad);
static GstFlowReturn gst_rtp_h263p_pay_handle_buffer (GstBaseRTPPayload *
payload, GstBuffer * buffer);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_rtp_h263p_pay_sink_template));
- gst_element_class_set_details (element_class, &gst_rtp_h263ppay_details);
+ gst_element_class_set_details_simple (element_class, "RTP H263 payloader",
+ "Codec/Payloader/Network/RTP",
+ "Payload-encodes H263/+/++ video in RTP packets (RFC 4629)",
+ "Wim Taymans <wim.taymans@gmail.com>");
}
static void
gobject_class->get_property = gst_rtp_h263p_pay_get_property;
gstbasertppayload_class->set_caps = gst_rtp_h263p_pay_setcaps;
+ gstbasertppayload_class->get_caps = gst_rtp_h263p_pay_sink_getcaps;
gstbasertppayload_class->handle_buffer = gst_rtp_h263p_pay_handle_buffer;
g_object_class_install_property (G_OBJECT_CLASS (klass),
PROP_FRAGMENTATION_MODE, g_param_spec_enum ("fragmentation-mode",
"Fragmentation Mode",
"Packet Fragmentation Mode", GST_TYPE_FRAGMENTATION_MODE,
- DEFAULT_FRAGMENTATION_MODE, G_PARAM_READWRITE));
+ DEFAULT_FRAGMENTATION_MODE,
+ G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
GST_DEBUG_CATEGORY_INIT (rtph263ppay_debug, "rtph263ppay",
0, "rtph263ppay (RFC 4629)");
gst_rtp_h263p_pay_setcaps (GstBaseRTPPayload * payload, GstCaps * caps)
{
gboolean res;
+ GstCaps *peercaps;
+ gchar *encoding_name = NULL;
+
+ g_return_val_if_fail (gst_caps_is_fixed (caps), FALSE);
+
+ peercaps = gst_pad_peer_get_caps (GST_BASE_RTP_PAYLOAD_SRCPAD (payload));
+ if (peercaps) {
+ GstCaps *intersect = gst_caps_intersect (peercaps,
+ gst_pad_get_pad_template_caps (GST_BASE_RTP_PAYLOAD_SRCPAD (payload)));
+
+ gst_caps_unref (peercaps);
+ if (!gst_caps_is_empty (intersect)) {
+ GstStructure *s = gst_caps_get_structure (intersect, 0);
+ encoding_name = g_strdup (gst_structure_get_string (s, "encoding-name"));
+ }
+ gst_caps_unref (intersect);
+ }
- gst_basertppayload_set_options (payload, "video", TRUE, "H263-1998", 90000);
+ if (!encoding_name)
+ encoding_name = g_strdup ("H263-1998");
+
+ gst_basertppayload_set_options (payload, "video", TRUE,
+ (gchar *) encoding_name, 90000);
res = gst_basertppayload_set_outcaps (payload, NULL);
+ g_free (encoding_name);
return res;
}
+static GstCaps *
+gst_rtp_h263p_pay_sink_getcaps (GstBaseRTPPayload * payload, GstPad * pad)
+{
+ GstRtpH263PPay *rtph263ppay;
+ GstCaps *caps = gst_caps_new_empty ();
+ GstCaps *peercaps = NULL;
+ GstCaps *intersect = NULL;
+ guint i;
+
+ rtph263ppay = GST_RTP_H263P_PAY (payload);
+
+ peercaps = gst_pad_peer_get_caps (GST_BASE_RTP_PAYLOAD_SRCPAD (payload));
+ if (!peercaps)
+ return
+ gst_caps_copy (gst_pad_get_pad_template_caps
+ (GST_BASE_RTP_PAYLOAD_SRCPAD (payload)));
+
+ intersect = gst_caps_intersect (peercaps,
+ gst_pad_get_pad_template_caps (GST_BASE_RTP_PAYLOAD_SRCPAD (payload)));
+ gst_caps_unref (peercaps);
+
+ if (gst_caps_is_empty (intersect))
+ return intersect;
+
+ for (i = 0; i < gst_caps_get_size (intersect); i++) {
+ GstStructure *s = gst_caps_get_structure (intersect, i);
+ const gchar *encoding_name = gst_structure_get_string (s, "encoding-name");
+
+ if (!strcmp (encoding_name, "H263-2000")) {
+ const gchar *profile_str = gst_structure_get_string (s, "profile");
+ const gchar *level_str = gst_structure_get_string (s, "level");
+ int profile = 0;
+ int level = 0;
+
+ if (profile_str && level_str) {
+ gboolean i = FALSE, j = FALSE, l = FALSE, t = FALSE, f = FALSE,
+ v = FALSE;
+ GstStructure *new_s = gst_structure_new ("video/x-h263",
+ "variant", G_TYPE_STRING, "itu",
+ NULL);
+
+ profile = atoi (profile_str);
+ level = atoi (level_str);
+
+ /* These profiles are defined in the H.263 Annex X */
+ switch (profile) {
+ case 0:
+ /* The Baseline Profile (Profile 0) */
+ break;
+ case 1:
+ /* H.320 Coding Efficiency Version 2 Backward-Compatibility Profile
+ * (Profile 1)
+ * Baseline + Annexes I, J, L.4 and T
+ */
+ i = j = l = t = TRUE;
+ break;
+ case 2:
+ /* Version 1 Backward-Compatibility Profile (Profile 2)
+ * Baseline + Annex F
+ */
+ i = j = l = t = f = TRUE;
+ break;
+ case 3:
+ /* Version 2 Interactive and Streaming Wireless Profile
+ * Baseline + Annexes I, J, T
+ */
+ i = j = t = TRUE;
+ break;
+ case 4:
+ /* Version 3 Interactive and Streaming Wireless Profile (Profile 4)
+ * Baseline + Annexes I, J, T, V, W.6.3.8,
+ */
+ /* Missing W.6.3.8 */
+ i = j = t = v = TRUE;
+ break;
+ case 5:
+ /* Conversational High Compression Profile (Profile 5)
+ * Baseline + Annexes F, I, J, L.4, T, D, U
+ */
+ /* Missing D, U */
+ f = i = j = l = t = TRUE;
+ break;
+ case 6:
+ /* Conversational Internet Profile (Profile 6)
+ * Baseline + Annexes F, I, J, L.4, T, D, U and
+ * K with arbitratry slice ordering
+ */
+ /* Missing D, U, K with arbitratry slice ordering */
+ f = i = j = l = t = TRUE;
+ break;
+ case 7:
+ /* Conversational Interlace Profile (Profile 7)
+ * Baseline + Annexes F, I, J, L.4, T, D, U, W.6.3.11
+ */
+ /* Missing D, U, W.6.3.11 */
+ f = i = j = l = t = TRUE;
+ break;
+ case 8:
+ /* High Latency Profile (Profile 8)
+ * Baseline + Annexes F, I, J, L.4, T, D, U, P.5, O.1.1 and
+ * K with arbitratry slice ordering
+ */
+ /* Missing D, U, P.5, O.1.1 */
+ f = i = j = l = t = TRUE;
+ break;
+ }
+
+
+ if (f || i || j || t || l || v) {
+ GValue list = { 0 };
+ GValue vstr = { 0 };
+
+ g_value_init (&list, GST_TYPE_LIST);
+ g_value_init (&vstr, G_TYPE_STRING);
+
+ g_value_set_static_string (&vstr, "h263");
+ gst_value_list_append_value (&list, &vstr);
+ g_value_set_static_string (&vstr, "h263p");
+ gst_value_list_append_value (&list, &vstr);
+
+ if (l || v) {
+ g_value_set_static_string (&vstr, "h263pp");
+ gst_value_list_append_value (&list, &vstr);
+ }
+ g_value_unset (&vstr);
+
+ gst_structure_set_value (new_s, "h263version", &list);
+ g_value_unset (&list);
+ } else {
+ gst_structure_set (new_s, "h263version", G_TYPE_STRING, "h263", NULL);
+ }
+
+
+ if (!f)
+ gst_structure_set (new_s, "annex-f", G_TYPE_BOOLEAN, FALSE, NULL);
+ if (!i)
+ gst_structure_set (new_s, "annex-i", G_TYPE_BOOLEAN, FALSE, NULL);
+ if (!j)
+ gst_structure_set (new_s, "annex-j", G_TYPE_BOOLEAN, FALSE, NULL);
+ if (!t)
+ gst_structure_set (new_s, "annex-t", G_TYPE_BOOLEAN, FALSE, NULL);
+ if (!l)
+ gst_structure_set (new_s, "annex-l", G_TYPE_BOOLEAN, FALSE, NULL);
+ 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);
+ } else {
+ GstStructure *new_s = gst_structure_new ("video/x-h263",
+ "variant", G_TYPE_STRING, "itu",
+ "h263version", G_TYPE_STRING, "h263",
+ NULL);
+
+ GST_DEBUG_OBJECT (rtph263ppay, "No profile or level specified"
+ " for H263-2000, defaulting to baseline H263");
+
+ gst_caps_merge_structure (caps, new_s);
+ }
+ } else {
+ gboolean f = FALSE, i = FALSE, j = FALSE, t = FALSE;
+ /* FIXME: ffmpeg support the Appendix K too, how do we express it ?
+ * guint k;
+ */
+ const gchar *str;
+ GstStructure *new_s = gst_structure_new ("video/x-h263",
+ "variant", G_TYPE_STRING, "itu",
+ NULL);
+
+ str = gst_structure_get_string (s, "f");
+ if (str && !strcmp (str, "1"))
+ f = TRUE;
+
+ str = gst_structure_get_string (s, "i");
+ if (str && !strcmp (str, "1"))
+ i = TRUE;
+
+ str = gst_structure_get_string (s, "j");
+ if (str && !strcmp (str, "1"))
+ j = TRUE;
+
+ str = gst_structure_get_string (s, "t");
+ if (str && !strcmp (str, "1"))
+ t = TRUE;
+
+ if (f || i || j || t) {
+ GValue list = { 0 };
+ GValue vstr = { 0 };
+
+ g_value_init (&list, GST_TYPE_LIST);
+ g_value_init (&vstr, G_TYPE_STRING);
+
+ g_value_set_static_string (&vstr, "h263");
+ gst_value_list_append_value (&list, &vstr);
+ g_value_set_static_string (&vstr, "h263p");
+ gst_value_list_append_value (&list, &vstr);
+ g_value_unset (&vstr);
+
+ gst_structure_set_value (new_s, "h263version", &list);
+ g_value_unset (&list);
+ } else {
+ gst_structure_set (new_s, "h263version", G_TYPE_STRING, "h263", NULL);
+ }
+
+ if (!f)
+ gst_structure_set (new_s, "annex-f", G_TYPE_BOOLEAN, FALSE, NULL);
+ if (!i)
+ gst_structure_set (new_s, "annex-i", G_TYPE_BOOLEAN, FALSE, NULL);
+ if (!j)
+ gst_structure_set (new_s, "annex-j", G_TYPE_BOOLEAN, FALSE, NULL);
+ if (!t)
+ gst_structure_set (new_s, "annex-t", G_TYPE_BOOLEAN, FALSE, NULL);
+
+ gst_caps_merge_structure (caps, new_s);
+ }
+ }
+
+ gst_caps_unref (intersect);
+
+ return caps;
+}
+
+
static void
gst_rtp_h263p_pay_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
while (avail > 0) {
guint towrite;
guint8 *payload;
- guint8 *data;
guint payload_len;
gint header_len;
guint next_gop = 0;
payload = gst_rtp_buffer_get_payload (outbuf);
- data = (guint8 *) gst_adapter_peek (rtph263ppay->adapter, towrite);
- memcpy (&payload[header_len], data, towrite);
+ gst_adapter_copy (rtph263ppay->adapter, &payload[header_len], 0, towrite);
/* 0 1
* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
gst_rtp_h263p_pay_plugin_init (GstPlugin * plugin)
{
return gst_element_register (plugin, "rtph263ppay",
- GST_RANK_NONE, GST_TYPE_RTP_H263P_PAY);
+ GST_RANK_SECONDARY, GST_TYPE_RTP_H263P_PAY);
}