static gboolean
gst_neonhttp_src_query (GstBaseSrc * bsrc, GstQuery * query)
{
GstNeonhttpSrc *src = GST_NEONHTTP_SRC (bsrc);
gboolean ret;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_URI:
gst_query_set_uri (query, src->location);
ret = TRUE;
break;
default:
ret = FALSE;
break;
}
if (!ret)
ret = GST_BASE_SRC_CLASS (parent_class)->query (bsrc, query);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_SCHEDULING: {
GstSchedulingFlags flags;
gint minsize, maxsize, align;
gst_query_parse_scheduling (query, &flags, &minsize, &maxsize, &align);
flags |= GST_SCHEDULING_FLAG_BANDWIDTH_LIMITED;
gst_query_set_scheduling (query, flags, minsize, maxsize, align);
break;
}
default:
break;
}
return ret;
}
static gboolean
gst_gnome_vfs_sink_query (GstPad * pad, GstQuery * query)
{
GstGnomeVFSSink *sink;
GstFormat format;
sink = GST_GNOME_VFS_SINK (GST_PAD_PARENT (pad));
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
gst_query_parse_position (query, &format, NULL);
switch (format) {
case GST_FORMAT_DEFAULT:
case GST_FORMAT_BYTES:
gst_query_set_position (query, GST_FORMAT_BYTES, sink->current_pos);
return TRUE;
default:
return FALSE;
}
case GST_QUERY_FORMATS:
gst_query_set_formats (query, 2, GST_FORMAT_DEFAULT, GST_FORMAT_BYTES);
return TRUE;
case GST_QUERY_URI:
gst_query_set_uri (query, sink->uri_name);
return TRUE;
default:
return gst_pad_query_default (pad, query);
}
}
static gboolean
gst_gio_base_src_query (GstBaseSrc * base_src, GstQuery * query)
{
gboolean ret = FALSE;
GstGioBaseSrc *src = GST_GIO_BASE_SRC (base_src);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_URI:
if (GST_IS_URI_HANDLER (src)) {
gchar *uri = gst_uri_handler_get_uri (GST_URI_HANDLER (src));
gst_query_set_uri (query, uri);
g_free (uri);
ret = TRUE;
}
break;
default:
ret = FALSE;
break;
}
if (!ret)
ret = GST_BASE_SRC_CLASS (parent_class)->query (base_src, query);
return ret;
}
static gboolean
gst_gio_base_sink_query (GstPad * pad, GstQuery * query)
{
GstGioBaseSink *sink = GST_GIO_BASE_SINK (GST_PAD_PARENT (pad));
GstFormat format;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
gst_query_parse_position (query, &format, NULL);
switch (format) {
case GST_FORMAT_BYTES:
case GST_FORMAT_DEFAULT:
gst_query_set_position (query, GST_FORMAT_BYTES, sink->position);
return TRUE;
default:
return FALSE;
}
case GST_QUERY_FORMATS:
gst_query_set_formats (query, 2, GST_FORMAT_DEFAULT, GST_FORMAT_BYTES);
return TRUE;
case GST_QUERY_URI:
if (GST_IS_URI_HANDLER (sink)) {
const gchar *uri;
uri = gst_uri_handler_get_uri (GST_URI_HANDLER (sink));
gst_query_set_uri (query, uri);
return TRUE;
}
return FALSE;
default:
return gst_pad_query_default (pad, query);
}
}
static gboolean
gst_file_sink_query (GstPad * pad, GstQuery * query)
{
GstFileSink *self;
GstFormat format;
self = GST_FILE_SINK (GST_PAD_PARENT (pad));
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
gst_query_parse_position (query, &format, NULL);
switch (format) {
case GST_FORMAT_DEFAULT:
case GST_FORMAT_BYTES:
gst_query_set_position (query, GST_FORMAT_BYTES, self->current_pos);
return TRUE;
default:
return FALSE;
}
case GST_QUERY_FORMATS:
gst_query_set_formats (query, 2, GST_FORMAT_DEFAULT, GST_FORMAT_BYTES);
return TRUE;
case GST_QUERY_URI:
gst_query_set_uri (query, self->uri);
return TRUE;
default:
return gst_pad_query_default (pad, query);
}
}
static gboolean
gst_hls_demux_src_query (GstPad * pad, GstQuery * query)
{
GstHLSDemux *hlsdemux;
gboolean ret = FALSE;
if (query == NULL)
return FALSE;
hlsdemux = GST_HLS_DEMUX (gst_pad_get_element_private (pad));
switch (query->type) {
case GST_QUERY_DURATION:{
GstClockTime duration;
GstFormat fmt;
gst_query_parse_duration (query, &fmt, NULL);
if (fmt == GST_FORMAT_TIME) {
duration = gst_m3u8_client_get_duration (hlsdemux->client);
if (GST_CLOCK_TIME_IS_VALID (duration) && duration > 0) {
gst_query_set_duration (query, GST_FORMAT_TIME, duration);
ret = TRUE;
}
}
break;
}
case GST_QUERY_URI:
if (hlsdemux->client) {
/* FIXME: Do we answer with the variant playlist, with the current
* playlist or the the uri of the least downlowaded fragment? */
gst_query_set_uri (query, hlsdemux->client->current->uri);
ret = TRUE;
}
break;
case GST_QUERY_SEEKING:{
GstFormat fmt;
gint stop = -1;
gst_query_parse_seeking (query, &fmt, NULL, NULL, NULL);
if (fmt == GST_FORMAT_TIME) {
GstClockTime duration;
duration = gst_m3u8_client_get_duration (hlsdemux->client);
if (GST_CLOCK_TIME_IS_VALID (duration) && duration > 0)
stop = duration;
}
gst_query_set_seeking (query, fmt, FALSE, 0, stop);
ret = TRUE;
break;
}
default:
/* Don't fordward queries upstream because of the special nature of this
* "demuxer", which relies on the upstream element only to be fed with the
* first playlist */
break;
}
return ret;
}
static gboolean
gst_fd_sink_query (GstBaseSink * bsink, GstQuery * query)
{
gboolean res = FALSE;
GstFdSink *fdsink;
fdsink = GST_FD_SINK (bsink);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
{
GstFormat format;
gst_query_parse_position (query, &format, NULL);
switch (format) {
case GST_FORMAT_DEFAULT:
case GST_FORMAT_BYTES:
gst_query_set_position (query, GST_FORMAT_BYTES, fdsink->current_pos);
res = TRUE;
break;
default:
break;
}
break;
}
case GST_QUERY_FORMATS:
gst_query_set_formats (query, 2, GST_FORMAT_DEFAULT, GST_FORMAT_BYTES);
res = TRUE;
break;
case GST_QUERY_URI:
gst_query_set_uri (query, fdsink->uri);
res = TRUE;
break;
case GST_QUERY_SEEKING:{
GstFormat format;
gst_query_parse_seeking (query, &format, NULL, NULL, NULL);
if (format == GST_FORMAT_BYTES || format == GST_FORMAT_DEFAULT) {
gst_query_set_seeking (query, GST_FORMAT_BYTES, fdsink->seekable, 0,
-1);
} else {
gst_query_set_seeking (query, format, FALSE, 0, -1);
}
res = TRUE;
break;
}
default:
res = GST_BASE_SINK_CLASS (parent_class)->query (bsink, query);
break;
}
return res;
}
static gboolean
gst_rtmp_src_query (GstBaseSrc * basesrc, GstQuery * query)
{
gboolean ret = FALSE;
GstRTMPSrc *src = GST_RTMP_SRC (basesrc);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_URI:
gst_query_set_uri (query, src->uri);
ret = TRUE;
break;
case GST_QUERY_POSITION:{
GstFormat format;
gst_query_parse_position (query, &format, NULL);
if (format == GST_FORMAT_TIME) {
gst_query_set_position (query, format, src->last_timestamp);
ret = TRUE;
}
break;
}
case GST_QUERY_DURATION:{
GstFormat format;
gdouble duration;
gst_query_parse_duration (query, &format, NULL);
if (format == GST_FORMAT_TIME && src->rtmp) {
duration = RTMP_GetDuration (src->rtmp);
if (duration != 0.0) {
gst_query_set_duration (query, format, duration * GST_SECOND);
ret = TRUE;
}
}
break;
}
case GST_QUERY_SCHEDULING:{
gst_query_set_scheduling (query,
GST_SCHEDULING_FLAG_SEQUENTIAL |
GST_SCHEDULING_FLAG_BANDWIDTH_LIMITED, 1, -1, 0);
gst_query_add_scheduling_mode (query, GST_PAD_MODE_PUSH);
ret = TRUE;
break;
}
default:
ret = FALSE;
break;
}
if (!ret)
ret = GST_BASE_SRC_CLASS (parent_class)->query (basesrc, query);
return ret;
}
static gboolean
gst_rtmp_src_query (GstBaseSrc * basesrc, GstQuery * query)
{
gboolean ret = FALSE;
GstRTMPSrc *src = GST_RTMP_SRC (basesrc);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_URI:
gst_query_set_uri (query, src->uri);
ret = TRUE;
break;
case GST_QUERY_POSITION:{
GstFormat format;
gst_query_parse_position (query, &format, NULL);
if (format == GST_FORMAT_TIME) {
gst_query_set_duration (query, format, src->last_timestamp);
ret = TRUE;
}
break;
}
case GST_QUERY_DURATION:{
GstFormat format;
gdouble duration;
gst_query_parse_duration (query, &format, NULL);
if (format == GST_FORMAT_TIME && src->rtmp) {
duration = RTMP_GetDuration (src->rtmp);
if (duration != 0.0) {
gst_query_set_duration (query, format, duration * GST_SECOND);
ret = TRUE;
}
}
break;
}
default:
ret = FALSE;
break;
}
if (!ret)
ret = GST_BASE_SRC_CLASS (parent_class)->query (basesrc, query);
return ret;
}
static gboolean
gst_gio_base_sink_query (GstBaseSink * bsink, GstQuery * query)
{
GstGioBaseSink *sink = GST_GIO_BASE_SINK (bsink);
GstFormat format;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
gst_query_parse_position (query, &format, NULL);
switch (format) {
case GST_FORMAT_BYTES:
case GST_FORMAT_DEFAULT:
gst_query_set_position (query, format, sink->position);
return TRUE;
default:
return FALSE;
}
case GST_QUERY_FORMATS:
gst_query_set_formats (query, 2, GST_FORMAT_DEFAULT, GST_FORMAT_BYTES);
return TRUE;
case GST_QUERY_URI:
if (GST_IS_URI_HANDLER (sink)) {
gchar *uri;
uri = gst_uri_handler_get_uri (GST_URI_HANDLER (sink));
gst_query_set_uri (query, uri);
g_free (uri);
return TRUE;
}
return FALSE;
case GST_QUERY_SEEKING:
gst_query_parse_seeking (query, &format, NULL, NULL, NULL);
if (format == GST_FORMAT_BYTES || format == GST_FORMAT_DEFAULT) {
gst_query_set_seeking (query, format,
GST_GIO_STREAM_IS_SEEKABLE (sink->stream), 0, -1);
} else {
gst_query_set_seeking (query, format, FALSE, 0, -1);
}
return TRUE;
default:
return GST_BASE_SINK_CLASS (parent_class)->query (bsink, query);
}
}
static gboolean
gst_file_src_query (GstBaseSrc * basesrc, GstQuery * query)
{
gboolean ret = FALSE;
GstFileSrc *src = GST_FILE_SRC (basesrc);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_URI:
gst_query_set_uri (query, src->uri);
ret = TRUE;
break;
default:
ret = FALSE;
break;
}
if (!ret)
ret = GST_BASE_SRC_CLASS (parent_class)->query (basesrc, query);
return ret;
}
static gboolean
gst_soup_http_src_query (GstBaseSrc * bsrc, GstQuery * query)
{
GstSoupHTTPSrc *src = GST_SOUP_HTTP_SRC (bsrc);
gboolean ret;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_URI:
gst_query_set_uri (query, src->location);
ret = TRUE;
break;
default:
ret = FALSE;
break;
}
if (!ret)
ret = GST_BASE_SRC_CLASS (parent_class)->query (bsrc, query);
return ret;
}
static gboolean
gst_gnome_vfs_src_query (GstBaseSrc * basesrc, GstQuery * query)
{
gboolean ret = FALSE;
GstGnomeVFSSrc *src = GST_GNOME_VFS_SRC (basesrc);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_URI:
gst_query_set_uri (query, src->uri_name);
ret = TRUE;
break;
default:
ret = FALSE;
break;
}
if (!ret)
ret = GST_BASE_SRC_CLASS (parent_class)->query (basesrc, query);
return ret;
}
void UriQuery::setUri(const QUrl & uri)
{
gst_query_set_uri(object<GstQuery>(), uri.toEncoded());
}
static gboolean
gst_hls_demux_src_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
GstHLSDemux *hlsdemux;
gboolean ret = FALSE;
if (query == NULL)
return FALSE;
hlsdemux = GST_HLS_DEMUX (parent);
switch (query->type) {
case GST_QUERY_DURATION:{
GstClockTime duration = -1;
GstFormat fmt;
gst_query_parse_duration (query, &fmt, NULL);
if (fmt == GST_FORMAT_TIME) {
duration = gst_m3u8_client_get_duration (hlsdemux->client);
if (GST_CLOCK_TIME_IS_VALID (duration) && duration > 0) {
gst_query_set_duration (query, GST_FORMAT_TIME, duration);
ret = TRUE;
}
}
GST_INFO_OBJECT (hlsdemux, "GST_QUERY_DURATION returns %s with duration %"
GST_TIME_FORMAT, ret ? "TRUE" : "FALSE", GST_TIME_ARGS (duration));
break;
}
case GST_QUERY_URI:
if (hlsdemux->client) {
/* FIXME: Do we answer with the variant playlist, with the current
* playlist or the the uri of the least downlowaded fragment? */
gst_query_set_uri (query, gst_m3u8_client_get_uri (hlsdemux->client));
ret = TRUE;
}
break;
case GST_QUERY_SEEKING:{
GstFormat fmt;
gint64 stop = -1;
gst_query_parse_seeking (query, &fmt, NULL, NULL, NULL);
GST_INFO_OBJECT (hlsdemux, "Received GST_QUERY_SEEKING with format %d",
fmt);
if (fmt == GST_FORMAT_TIME) {
GstClockTime duration;
duration = gst_m3u8_client_get_duration (hlsdemux->client);
if (GST_CLOCK_TIME_IS_VALID (duration) && duration > 0)
stop = duration;
gst_query_set_seeking (query, fmt,
!gst_m3u8_client_is_live (hlsdemux->client), 0, stop);
ret = TRUE;
GST_INFO_OBJECT (hlsdemux, "GST_QUERY_SEEKING returning with stop : %"
GST_TIME_FORMAT, GST_TIME_ARGS (stop));
}
break;
}
default:
/* Don't fordward queries upstream because of the special nature of this
* "demuxer", which relies on the upstream element only to be fed with the
* first playlist */
break;
}
return ret;
}
static gboolean
gst_spot_src_query (GstBaseSrc * basesrc, GstQuery * query)
{
gboolean ret = TRUE;
GstSpotSrc *spot = GST_SPOT_SRC (basesrc);
gint samplerate = GST_SPOT_SRC_FORMAT (spot)->sample_rate;
gint64 src_val, dest_val;
if (!GST_SPOT_SRC_FORMAT (spot)) {
ret = FALSE;
goto no_format_yet;
}
samplerate = GST_SPOT_SRC_FORMAT (spot)->sample_rate;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
{
/*FIXME
* this one we get, answer it or propagate?
* seems like if we answer it we are not asked
* to convert, so i guess this is better?
gint64 pos;
GstFormat format;
gst_query_parse_position (query, &format, &pos);
pos = GST_SPOT_SRC_READ_POS (GST_SPOT_SRC (basesrc));
GST_INFO_OBJECT (spot, "Query_position pos=%"G_GINT64_FORMAT);
*/
ret = FALSE;
}
break;
case GST_QUERY_DURATION:{
GstFormat format;
guint64 duration;
gint64 value;
gst_query_parse_duration (query, &format, &value);
/* duration in ms */
duration = run_spot_cmd (spot, SPOT_CMD_DURATION, 0);
/* duration in ns */
duration = 1000000 * duration;
switch (format) {
case GST_FORMAT_BYTES:
{
guint64 duration_bytes = (duration / 1000000000) * samplerate * 4;
GST_INFO_OBJECT (spot, "Query_duration, duration_bytes=%" G_GUINT64_FORMAT, duration_bytes);
gst_query_set_duration (query, format, duration_bytes);
}
break;
case GST_FORMAT_TIME:
{
guint64 duration_time = duration;
GST_INFO_OBJECT (spot, "Query_duration, duration_time=%" G_GUINT64_FORMAT, duration_time);
gst_query_set_duration (query, format, duration_time);
}
break;
default:
ret = FALSE;
g_assert_not_reached ();
break;
}
break;
}
/* FIXME: JUST FOR DEBUGING */
case GST_QUERY_LATENCY:
/* propagate to basesrc */
ret = FALSE;
GST_INFO_OBJECT (spot, "Query_latency");
break;
case GST_QUERY_RATE:
/* propagate to basesrc */
ret = FALSE;
GST_INFO_OBJECT (spot, "Query_latency");
break;
case GST_QUERY_SEEKING:
/* propagate to basesrc */
ret = FALSE;
GST_INFO_OBJECT (spot, "Query_seeking");
break;
case GST_QUERY_SEGMENT:
/* propagate to basesrc */
ret = FALSE;
GST_INFO_OBJECT (spot, "Query_segment");
break;
case GST_QUERY_FORMATS:
/* propagate to basesrc */
ret = FALSE;
GST_INFO_OBJECT (spot, "Query_formats");
break;
case GST_QUERY_BUFFERING:
/* propagate to basesrc */
ret = FALSE;
GST_INFO_OBJECT (spot, "Query_buffering");
break;
case GST_QUERY_CONVERT:
{
GstFormat src_fmt, dest_fmt;
gst_query_parse_convert (query, &src_fmt, &src_val, &dest_fmt, &dest_val);
if (src_fmt == dest_fmt) {
dest_val = src_val;
GST_INFO_OBJECT (spot, "Convert done, dst_fmt == src_fmt");
goto done;
}
GST_INFO_OBJECT (spot, "Convert src_fmt=%s to dst_fmt=%s", gst_format_get_name (src_fmt), gst_format_get_name (dest_fmt));
switch (src_fmt) {
case GST_FORMAT_BYTES:
switch (dest_fmt) {
case GST_FORMAT_TIME:
/* samples to time convertion
* - each sample has two channels with 16 bits, 4byte
* - samplerate is usually 44100hz
* - time is in nano seconds */
dest_val = (src_val * 1000000000) / ((float)samplerate * 4);
GST_INFO_OBJECT (spot,"Convert src_val=%" G_GINT64_FORMAT " b, dst_val=%" G_GINT64_FORMAT " ns", src_val, dest_val);
break;
default:
ret = FALSE;
g_assert_not_reached ();
break;
}
break;
case GST_FORMAT_TIME:
switch (dest_fmt) {
case GST_FORMAT_BYTES:
/* time to samples */
dest_val = (src_val * samplerate * 4) / 1000000000;
GST_INFO_OBJECT (spot,"Convert src_val=%" G_GINT64_FORMAT " ns, dst_val=%" G_GINT64_FORMAT " b", src_val, dest_val);
break;
default:
ret = FALSE;
g_assert_not_reached ();
break;
}
break;
default:
ret = FALSE;
g_assert_not_reached ();
break;
}
done:
gst_query_set_convert (query, src_fmt, src_val, dest_fmt, dest_val);
break;
}
case GST_QUERY_URI:
gst_query_set_uri (query, spot->uri);
break;
default:
GST_LOG_OBJECT (spot, "Query type unknown, default, type=%s", GST_QUERY_TYPE_NAME (query));
g_assert_not_reached ();
break;
}
if (!ret) {
GST_LOG_OBJECT (spot, "Let basesrc handle query type=%s", GST_QUERY_TYPE_NAME (query));
ret = GST_BASE_SRC_CLASS (parent_class)->query (basesrc, query);
}
no_format_yet:
if (!ret) {
GST_DEBUG_OBJECT (spot, "Query failed");
}
return ret;
}
