static void
check_uri_for_uri (GstElement * e, const gchar * in_uri, const gchar * uri)
{
GstQuery *query;
gchar *query_uri = NULL;
gst_uri_handler_set_uri (GST_URI_HANDLER (e), in_uri, NULL);
query = gst_query_new_uri ();
fail_unless (gst_element_query (e, query));
gst_query_parse_uri (query, &query_uri);
gst_query_unref (query);
if (uri != NULL) {
fail_unless_equals_string (query_uri, uri);
} else {
gchar *fn;
fail_unless (gst_uri_is_valid (query_uri));
fn = g_filename_from_uri (query_uri, NULL, NULL);
fail_unless (g_path_is_absolute (fn));
fail_unless (fn != NULL);
g_free (fn);
}
g_free (query_uri);
}
static void
check_uri_for_location (GstElement * e, const gchar * location,
const gchar * uri)
{
GstQuery *query;
gchar *query_uri = NULL;
g_object_set (e, "location", location, NULL);
query = gst_query_new_uri ();
fail_unless (gst_element_query (e, query));
gst_query_parse_uri (query, &query_uri);
gst_query_unref (query);
if (uri != NULL) {
fail_unless_equals_string (query_uri, uri);
} else {
gchar *fn;
fail_unless (gst_uri_is_valid (query_uri));
fn = g_filename_from_uri (query_uri, NULL, NULL);
fail_unless (g_path_is_absolute (fn));
fail_unless (fn != NULL);
g_free (fn);
}
g_free (query_uri);
}
static gboolean
gst_hls_demux_sink_event (GstPad * pad, GstEvent * event)
{
GstHLSDemux *demux = GST_HLS_DEMUX (gst_pad_get_parent (pad));
GstQuery *query;
gboolean ret;
gchar *uri;
switch (event->type) {
case GST_EVENT_EOS:{
gchar *playlist;
if (demux->playlist == NULL) {
GST_WARNING_OBJECT (demux, "Received EOS without a playlist.");
break;
}
GST_DEBUG_OBJECT (demux,
"Got EOS on the sink pad: main playlist fetched");
query = gst_query_new_uri ();
ret = gst_pad_peer_query (demux->sinkpad, query);
if (ret) {
gst_query_parse_uri (query, &uri);
gst_hls_demux_set_location (demux, uri);
g_free (uri);
}
gst_query_unref (query);
playlist = gst_hls_src_buf_to_utf8_playlist ((gchar *)
GST_BUFFER_DATA (demux->playlist), GST_BUFFER_SIZE (demux->playlist));
gst_buffer_unref (demux->playlist);
if (playlist == NULL) {
GST_WARNING_OBJECT (demux, "Error validating first playlist.");
} else if (!gst_m3u8_client_update (demux->client, playlist)) {
/* In most cases, this will happen if we set a wrong url in the
* source element and we have received the 404 HTML response instead of
* the playlist */
GST_ELEMENT_ERROR (demux, STREAM, DECODE, ("Invalid playlist."), NULL);
return FALSE;
}
if (!ret && gst_m3u8_client_is_live (demux->client)) {
GST_ELEMENT_ERROR (demux, RESOURCE, NOT_FOUND,
("Failed querying the playlist uri, "
"required for live sources."), NULL);
return FALSE;
}
gst_task_start (demux->task);
gst_event_unref (event);
return TRUE;
}
default:
break;
}
return gst_pad_event_default (pad, event);
}
/* generate queries to adaptive demux */
static gboolean
testQueryCheckDataReceived (GstAdaptiveDemuxTestEngine * engine,
GstAdaptiveDemuxTestOutputStream * stream,
GstBuffer * buffer, gpointer user_data)
{
GList *pads;
GstPad *pad;
GstQuery *query;
gboolean ret;
gint64 duration;
gboolean seekable;
gint64 segment_start;
gint64 segment_end;
gchar *uri;
gchar *redirect_uri;
gboolean redirect_permanent;
pads = GST_ELEMENT_PADS (stream->appsink);
/* AppSink should have only 1 pad */
fail_unless (pads != NULL);
fail_unless (g_list_length (pads) == 1);
pad = GST_PAD (pads->data);
query = gst_query_new_duration (GST_FORMAT_TIME);
ret = gst_pad_peer_query (pad, query);
fail_unless (ret == TRUE);
gst_query_parse_duration (query, NULL, &duration);
fail_unless (duration == 135743 * GST_MSECOND);
gst_query_unref (query);
query = gst_query_new_seeking (GST_FORMAT_TIME);
ret = gst_pad_peer_query (pad, query);
fail_unless (ret == TRUE);
gst_query_parse_seeking (query, NULL, &seekable, &segment_start,
&segment_end);
fail_unless (seekable == TRUE);
fail_unless (segment_start == 0);
fail_unless (segment_end == duration);
gst_query_unref (query);
query = gst_query_new_uri ();
ret = gst_pad_peer_query (pad, query);
fail_unless (ret == TRUE);
gst_query_parse_uri (query, &uri);
gst_query_parse_uri_redirection (query, &redirect_uri);
gst_query_parse_uri_redirection_permanent (query, &redirect_permanent);
fail_unless (strcmp (uri, "http://unit.test/test.mpd") == 0);
/* adaptive demux does not reply with redirect information */
fail_unless (redirect_uri == NULL);
fail_unless (redirect_permanent == FALSE);
g_free (uri);
g_free (redirect_uri);
gst_query_unref (query);
return gst_adaptive_demux_test_check_received_data (engine,
stream, buffer, user_data);
}
static gchar *
gst_type_find_get_extension (GstTypeFindElement * typefind, GstPad * pad)
{
GstQuery *query;
gchar *uri, *result;
size_t len;
gint find;
query = gst_query_new_uri ();
/* try getting the caps with an uri query and from the extension */
if (!gst_pad_peer_query (pad, query))
goto peer_query_failed;
gst_query_parse_uri (query, &uri);
if (uri == NULL)
goto no_uri;
GST_DEBUG_OBJECT (typefind, "finding extension of %s", uri);
/* find the extension on the uri, this is everything after a '.' */
len = strlen (uri);
find = len - 1;
while (find >= 0) {
if (uri[find] == '.')
break;
find--;
}
if (find < 0)
goto no_extension;
result = g_strdup (&uri[find + 1]);
GST_DEBUG_OBJECT (typefind, "found extension %s", result);
gst_query_unref (query);
g_free (uri);
return result;
/* ERRORS */
peer_query_failed:
{
GST_WARNING_OBJECT (typefind, "failed to query peer uri");
gst_query_unref (query);
return NULL;
}
no_uri:
{
GST_WARNING_OBJECT (typefind, "could not parse the peer uri");
gst_query_unref (query);
return NULL;
}
no_extension:
{
GST_WARNING_OBJECT (typefind, "could not find uri extension in %s", uri);
gst_query_unref (query);
g_free (uri);
return NULL;
}
}
/**
* gst_uri_downloader_fetch_uri_with_range:
* @downloader: the #GstUriDownloader
* @uri: the uri
* @range_start: the starting byte index
* @range_end: the final byte index, use -1 for unspecified
*
* Returns the downloaded #GstFragment
*/
GstFragment *
gst_uri_downloader_fetch_uri_with_range (GstUriDownloader *
downloader, const gchar * uri, const gchar * referer, gboolean compress,
gboolean refresh, gboolean allow_cache,
gint64 range_start, gint64 range_end, GError ** err)
{
GstStateChangeReturn ret;
GstFragment *download = NULL;
GST_DEBUG_OBJECT (downloader, "Fetching URI %s", uri);
g_mutex_lock (&downloader->priv->download_lock);
downloader->priv->err = NULL;
downloader->priv->got_buffer = FALSE;
GST_OBJECT_LOCK (downloader);
if (downloader->priv->cancelled) {
GST_DEBUG_OBJECT (downloader, "Cancelled, aborting fetch");
goto quit;
}
if (!gst_uri_downloader_set_uri (downloader, uri, referer, compress, refresh,
allow_cache)) {
GST_WARNING_OBJECT (downloader, "Failed to set URI");
goto quit;
}
gst_bus_set_flushing (downloader->priv->bus, FALSE);
if (downloader->priv->download)
g_object_unref (downloader->priv->download);
downloader->priv->download = gst_fragment_new ();
downloader->priv->download->range_start = range_start;
downloader->priv->download->range_end = range_end;
GST_OBJECT_UNLOCK (downloader);
ret = gst_element_set_state (downloader->priv->urisrc, GST_STATE_READY);
GST_OBJECT_LOCK (downloader);
if (ret == GST_STATE_CHANGE_FAILURE || downloader->priv->download == NULL) {
GST_WARNING_OBJECT (downloader, "Failed to set src to READY");
goto quit;
}
/* might have been cancelled because of failures in state change */
if (downloader->priv->cancelled) {
goto quit;
}
if (range_start < 0 && range_end < 0) {
if (!gst_uri_downloader_set_method (downloader, "HEAD")) {
GST_WARNING_OBJECT (downloader, "Failed to set HTTP method");
goto quit;
}
} else {
if (!gst_uri_downloader_set_range (downloader, range_start, range_end)) {
GST_WARNING_OBJECT (downloader, "Failed to set range");
goto quit;
}
}
GST_OBJECT_UNLOCK (downloader);
ret = gst_element_set_state (downloader->priv->urisrc, GST_STATE_PLAYING);
GST_OBJECT_LOCK (downloader);
if (ret == GST_STATE_CHANGE_FAILURE) {
if (downloader->priv->download) {
g_object_unref (downloader->priv->download);
downloader->priv->download = NULL;
}
goto quit;
}
/* might have been cancelled because of failures in state change */
if (downloader->priv->cancelled) {
goto quit;
}
/* wait until:
* - the download succeed (EOS in the src pad)
* - the download failed (Error message on the fetcher bus)
* - the download was canceled
*/
GST_DEBUG_OBJECT (downloader, "Waiting to fetch the URI %s", uri);
while (!downloader->priv->cancelled && !downloader->priv->download->completed)
g_cond_wait (&downloader->priv->cond, GST_OBJECT_GET_LOCK (downloader));
if (downloader->priv->cancelled) {
if (downloader->priv->download) {
g_object_unref (downloader->priv->download);
downloader->priv->download = NULL;
}
goto quit;
}
download = downloader->priv->download;
downloader->priv->download = NULL;
if (!downloader->priv->got_buffer) {
if (download->range_start < 0 && download->range_end < 0) {
/* HEAD request, so we don't expect a response */
} else {
g_object_unref (download);
download = NULL;
GST_ERROR_OBJECT (downloader, "Didn't retrieve a buffer before EOS");
}
}
if (download != NULL)
GST_INFO_OBJECT (downloader, "URI fetched successfully");
else
GST_INFO_OBJECT (downloader, "Error fetching URI");
quit:
{
if (downloader->priv->urisrc) {
GstPad *pad;
GstElement *urisrc;
urisrc = downloader->priv->urisrc;
GST_DEBUG_OBJECT (downloader, "Stopping source element %s",
GST_ELEMENT_NAME (urisrc));
/* remove the bus' sync handler */
gst_bus_set_sync_handler (downloader->priv->bus, NULL, NULL, NULL);
gst_bus_set_flushing (downloader->priv->bus, TRUE);
/* set the element state to NULL */
GST_OBJECT_UNLOCK (downloader);
if (download == NULL) {
gst_element_set_state (urisrc, GST_STATE_NULL);
} else {
GstQuery *query;
/* Download successfull, let's query the URI */
query = gst_query_new_uri ();
if (gst_element_query (urisrc, query)) {
gst_query_parse_uri (query, &download->uri);
gst_query_parse_uri_redirection (query, &download->redirect_uri);
gst_query_parse_uri_redirection_permanent (query,
&download->redirect_permanent);
}
gst_query_unref (query);
gst_element_set_state (urisrc, GST_STATE_READY);
}
GST_OBJECT_LOCK (downloader);
gst_element_set_bus (urisrc, NULL);
/* unlink the source element from the internal pad */
pad = gst_pad_get_peer (downloader->priv->pad);
if (pad) {
gst_pad_unlink (pad, downloader->priv->pad);
gst_object_unref (pad);
}
}
GST_OBJECT_UNLOCK (downloader);
if (download == NULL) {
if (!downloader->priv->err) {
g_set_error (err, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_OPEN_READ,
"Failed to download '%s'", uri);
} else {
g_propagate_error (err, downloader->priv->err);
downloader->priv->err = NULL;
}
}
downloader->priv->cancelled = FALSE;
g_mutex_unlock (&downloader->priv->download_lock);
return download;
}
}
static GstCaps *
gst_type_find_guess_by_extension (GstTypeFindElement * typefind, GstPad * pad,
GstTypeFindProbability * probability)
{
GstQuery *query;
gchar *uri;
size_t len;
gint find;
GstCaps *caps;
query = gst_query_new_uri ();
/* try getting the caps with an uri query and from the extension */
if (!gst_pad_peer_query (pad, query))
goto peer_query_failed;
gst_query_parse_uri (query, &uri);
if (uri == NULL)
goto no_uri;
GST_DEBUG_OBJECT (typefind, "finding extension of %s", uri);
/* find the extension on the uri, this is everything after a '.' */
len = strlen (uri);
find = len - 1;
while (find >= 0) {
if (uri[find] == '.')
break;
find--;
}
if (find < 0)
goto no_extension;
GST_DEBUG_OBJECT (typefind, "found extension %s", &uri[find + 1]);
caps =
gst_type_find_helper_for_extension (GST_OBJECT_CAST (typefind),
&uri[find + 1]);
if (caps)
*probability = GST_TYPE_FIND_MAXIMUM;
gst_query_unref (query);
return caps;
/* ERRORS */
peer_query_failed:
{
GST_WARNING_OBJECT (typefind, "failed to query peer uri");
gst_query_unref (query);
return NULL;
}
no_uri:
{
GST_WARNING_OBJECT (typefind, "could not parse the peer uri");
gst_query_unref (query);
return NULL;
}
no_extension:
{
GST_WARNING_OBJECT (typefind, "could not find uri extension in %s", uri);
gst_query_unref (query);
return NULL;
}
}
QUrl UriQuery::uri() const
{
gchar *uri;
gst_query_parse_uri(object<GstQuery>(), &uri);
return QUrl::fromPercentEncoding(uri);
}
static gboolean
gst_ss_demux_sink_event (GstPad * pad, GstEvent * event)
{
GstSSDemux *demux = GST_SS_DEMUX (gst_pad_get_parent (pad));
GstQuery *query;
gboolean ret;
gchar *uri;
switch (event->type) {
case GST_EVENT_EOS: {
int i = 0;
if (demux->manifest == NULL) {
GST_WARNING_OBJECT (demux, "Received EOS without a manifest.");
break;
}
GST_DEBUG_OBJECT (demux, "Got EOS on the sink pad: mainifest file fetched");
query = gst_query_new_uri ();
ret = gst_pad_peer_query (demux->sinkpad, query);
if (ret) {
gst_query_parse_uri (query, &uri);
demux->parser = gst_ssm_parse_new (uri);
g_free (uri);
} else {
GST_ERROR_OBJECT (demux, "failed to query URI from upstream");
return FALSE;
}
gst_query_unref (query);
GST_LOG_OBJECT (demux, "data = %p & size = %d", GST_BUFFER_DATA(demux->manifest), GST_BUFFER_SIZE(demux->manifest));
if (!gst_ssm_parse_manifest (demux->parser, (char *)GST_BUFFER_DATA(demux->manifest), GST_BUFFER_SIZE(demux->manifest))) {
/* In most cases, this will happen if we set a wrong url in the
* source element and we have received the 404 HTML response instead of
* the playlist */
GST_ELEMENT_ERROR (demux, STREAM, DECODE, ("Invalid playlist."),
(NULL));
return FALSE;
}
for( i = 0; i < SS_STREAM_NUM; i++) {
if (gst_ssm_parse_check_stream (demux->parser, i)) {
GstSSDemuxStream *stream = g_new0 (GstSSDemuxStream, 1);
// Add pad emission of the stream
gst_ss_demux_stream_init (demux, stream, i);
g_static_rec_mutex_init (&stream->stream_lock);
stream->stream_task = gst_task_create ((GstTaskFunction) gst_ss_demux_stream_loop, demux);
gst_task_set_lock (stream->stream_task, &stream->stream_lock);
demux->streams[i] = stream;
g_print ("Starting stream - %d task loop...\n", i);
gst_task_start (stream->stream_task);
}
}
gst_event_unref (event);
return TRUE;
}
case GST_EVENT_NEWSEGMENT:
/* Swallow newsegments, we'll push our own */
gst_event_unref (event);
return TRUE;
default:
break;
}
return gst_pad_event_default (pad, event);
}