static gboolean
gst_deinterleave_src_query (GstPad * pad, GstQuery * query)
{
GstDeinterleave *self = GST_DEINTERLEAVE (gst_pad_get_parent (pad));
gboolean res;
res = gst_pad_query_default (pad, query);
if (res && GST_QUERY_TYPE (query) == GST_QUERY_DURATION) {
GstFormat format;
gint64 dur;
gst_query_parse_duration (query, &format, &dur);
/* Need to divide by the number of channels in byte format
* to get the correct value. All other formats should be fine
*/
if (format == GST_FORMAT_BYTES && dur != -1)
gst_query_set_duration (query, format, dur / self->channels);
} else if (res && GST_QUERY_TYPE (query) == GST_QUERY_POSITION) {
GstFormat format;
gint64 pos;
gst_query_parse_position (query, &format, &pos);
/* Need to divide by the number of channels in byte format
* to get the correct value. All other formats should be fine
*/
if (format == GST_FORMAT_BYTES && pos != -1)
gst_query_set_position (query, format, pos / self->channels);
}
gst_object_unref (self);
return res;
}
static gboolean
gst_decklink_sink_audiosink_query (GstPad * pad, GstObject * parent,
GstQuery * query)
{
gboolean res;
GST_DEBUG_OBJECT (pad, "query: %" GST_PTR_FORMAT, query);
switch (GST_QUERY_TYPE (query)) {
default:
res = gst_pad_query_default (pad, parent, query);
break;
}
return res;
}
static gboolean
gst_rsvg_dec_src_query (GstPad * pad, GstQuery * query)
{
GstRsvgDec *rsvg = GST_RSVG_DEC (gst_pad_get_parent (pad));
gboolean res = TRUE;
switch (GST_QUERY_TYPE (query)) {
default:
res = gst_pad_query_default (pad, query);
break;
}
gst_object_unref (rsvg);
return res;
}
static gboolean
gst_mve_demux_handle_src_query (GstPad * pad, GstQuery * query)
{
gboolean res = FALSE;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:{
GstFormat format;
gst_query_parse_position (query, &format, NULL);
/* we only support TIME */
if (format == GST_FORMAT_TIME) {
GstMveDemuxStream *s = gst_pad_get_element_private (pad);
if (s != NULL) {
GST_OBJECT_LOCK (s);
gst_query_set_position (query, GST_FORMAT_TIME, s->last_ts);
GST_OBJECT_UNLOCK (s);
res = TRUE;
}
}
break;
}
case GST_QUERY_SEEKING:{
GstFormat format;
gst_query_parse_seeking (query, &format, NULL, NULL, NULL);
if (format == GST_FORMAT_TIME) {
gst_query_set_seeking (query, GST_FORMAT_TIME, FALSE, 0, -1);
res = TRUE;
}
break;
}
case GST_QUERY_DURATION:{
/* FIXME: really should implement/estimate this somehow */
res = FALSE;
break;
}
default:
res = gst_pad_query_default (pad, query);
break;
}
return res;
}
static gboolean
gst_deinterleave_src_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
GstDeinterleave *self = GST_DEINTERLEAVE (parent);
gboolean res;
res = gst_pad_query_default (pad, parent, query);
if (res && GST_QUERY_TYPE (query) == GST_QUERY_DURATION) {
GstFormat format;
gint64 dur;
gst_query_parse_duration (query, &format, &dur);
/* Need to divide by the number of channels in byte format
* to get the correct value. All other formats should be fine
*/
if (format == GST_FORMAT_BYTES && dur != -1)
gst_query_set_duration (query, format,
dur / GST_AUDIO_INFO_CHANNELS (&self->audio_info));
} else if (res && GST_QUERY_TYPE (query) == GST_QUERY_POSITION) {
GstFormat format;
gint64 pos;
gst_query_parse_position (query, &format, &pos);
/* Need to divide by the number of channels in byte format
* to get the correct value. All other formats should be fine
*/
if (format == GST_FORMAT_BYTES && pos != -1)
gst_query_set_position (query, format,
pos / GST_AUDIO_INFO_CHANNELS (&self->audio_info));
} else if (res && GST_QUERY_TYPE (query) == GST_QUERY_CAPS) {
GstCaps *filter, *caps;
gst_query_parse_caps (query, &filter);
caps = gst_deinterleave_sink_getcaps (pad, parent, filter);
gst_query_set_caps_result (query, caps);
gst_caps_unref (caps);
}
return res;
}
static gboolean
gst_interleave_src_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
GstInterleave *self = GST_INTERLEAVE (parent);
gboolean res = FALSE;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
{
GstFormat format;
gst_query_parse_position (query, &format, NULL);
switch (format) {
case GST_FORMAT_TIME:
/* FIXME, bring to stream time, might be tricky */
gst_query_set_position (query, format, self->timestamp);
res = TRUE;
break;
case GST_FORMAT_BYTES:
gst_query_set_position (query, format,
self->offset * self->channels * self->width);
res = TRUE;
break;
case GST_FORMAT_DEFAULT:
gst_query_set_position (query, format, self->offset);
res = TRUE;
break;
default:
break;
}
break;
}
case GST_QUERY_DURATION:
res = gst_interleave_src_query_duration (self, query);
break;
default:
/* FIXME, needs a custom query handler because we have multiple
* sinkpads */
res = gst_pad_query_default (pad, parent, query);
break;
}
return res;
}
static gboolean
gst_output_selector_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
gboolean res = TRUE;
GstOutputSelector *sel;
GstPad *active = NULL;
sel = GST_OUTPUT_SELECTOR (parent);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CAPS:
{
switch (sel->pad_negotiation_mode) {
case GST_OUTPUT_SELECTOR_PAD_NEGOTIATION_MODE_ALL:
/* Send caps to all src pads */
res = gst_pad_proxy_query_caps (pad, query);
break;
case GST_OUTPUT_SELECTOR_PAD_NEGOTIATION_MODE_NONE:
res = FALSE;
break;
default:
active = gst_output_selector_get_active (sel);
if (active) {
res = gst_pad_peer_query (active, query);
gst_object_unref (active);
} else {
res = FALSE;
}
break;
}
break;
}
case GST_QUERY_DRAIN:
if (sel->latest_buffer) {
gst_buffer_unref (sel->latest_buffer);
sel->latest_buffer = NULL;
}
/* fall through */
default:
res = gst_pad_query_default (pad, parent, query);
break;
}
return res;
}
static gboolean
gst_tee_src_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
GstTee *tee;
gboolean res;
GstPad *sinkpad;
tee = GST_TEE (parent);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_SCHEDULING:
{
gboolean pull_mode;
GST_OBJECT_LOCK (tee);
pull_mode = TRUE;
if (tee->pull_mode == GST_TEE_PULL_MODE_NEVER) {
GST_INFO_OBJECT (tee, "Cannot activate in pull mode, pull-mode "
"set to NEVER");
pull_mode = FALSE;
} else if (tee->pull_mode == GST_TEE_PULL_MODE_SINGLE && tee->pull_pad) {
GST_INFO_OBJECT (tee, "Cannot activate multiple src pads in pull mode, "
"pull-mode set to SINGLE");
pull_mode = FALSE;
}
sinkpad = gst_object_ref (tee->sinkpad);
GST_OBJECT_UNLOCK (tee);
if (pull_mode) {
/* ask peer if we can operate in pull mode */
res = gst_pad_peer_query (sinkpad, query);
} else {
res = TRUE;
}
gst_object_unref (sinkpad);
break;
}
default:
res = gst_pad_query_default (pad, parent, query);
break;
}
return res;
}
static gboolean
gst_adder_query (GstPad * pad, GstQuery * query)
{
GstAdder *adder = GST_ADDER (gst_pad_get_parent (pad));
gboolean res = FALSE;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
{
GstFormat format;
gst_query_parse_position (query, &format, NULL);
switch (format) {
case GST_FORMAT_TIME:
/* FIXME, bring to stream time, might be tricky */
gst_query_set_position (query, format, adder->timestamp);
res = TRUE;
break;
case GST_FORMAT_DEFAULT:
gst_query_set_position (query, format, adder->offset);
res = TRUE;
break;
default:
break;
}
break;
}
case GST_QUERY_DURATION:
res = gst_adder_query_duration (adder, query);
break;
case GST_QUERY_LATENCY:
res = gst_adder_query_latency (adder, query);
break;
default:
/* FIXME, needs a custom query handler because we have multiple
* sinkpads */
res = gst_pad_query_default (pad, query);
break;
}
gst_object_unref (adder);
return res;
}
static gboolean
kms_agnostic_bin2_sink_query (GstPad * pad, GstObject * parent,
GstQuery * query)
{
gboolean ret;
ret = gst_pad_query_default (pad, parent, query);
if (ret && GST_QUERY_TYPE (query) == GST_QUERY_LATENCY) {
GstClockTime min_latency;
GstClockTime max_latency;
gst_query_parse_latency (query, NULL, &min_latency, &max_latency);
gst_query_set_latency (query, TRUE, min_latency, max_latency);
}
return ret;
}
static gboolean
gst_a2dp_sink_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
GstA2dpSink *sink = GST_A2DP_SINK (parent);
gboolean ret;
if (GST_QUERY_TYPE (query) == GST_QUERY_CAPS) {
GstCaps *caps;
caps = gst_a2dp_sink_get_caps (sink);
gst_query_set_caps_result (query, caps);
gst_caps_unref (caps);
ret = TRUE;
} else {
ret = gst_pad_query_default (pad, parent, query);
}
return ret;
}
static gboolean
gst_spc_dec_src_query (GstPad * pad, GstQuery * query)
{
GstSpcDec *spc = GST_SPC_DEC (gst_pad_get_parent (pad));
gboolean result = TRUE;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_DURATION:
{
GstFormat format;
gst_query_parse_duration (query, &format, NULL);
if (!spc->initialized || format != GST_FORMAT_TIME) {
result = FALSE;
break;
}
gst_query_set_duration (query, GST_FORMAT_TIME,
gst_spc_duration (spc) + gst_spc_fadeout (spc));
break;
}
case GST_QUERY_POSITION:
{
GstFormat format;
gst_query_parse_position (query, &format, NULL);
if (!spc->initialized || format != GST_FORMAT_TIME) {
result = FALSE;
break;
}
gst_query_set_position (query, GST_FORMAT_TIME,
(gint64) gst_util_uint64_scale (spc->byte_pos, GST_SECOND,
32000 * 2 * 2));
break;
}
default:
result = gst_pad_query_default (pad, query);
break;
}
gst_object_unref (spc);
return result;
}
static gboolean
gst_decklink_sink_videosink_query (GstPad * pad, GstQuery * query)
{
gboolean res;
GstDecklinkSink *decklinksink;
decklinksink = GST_DECKLINK_SINK (gst_pad_get_parent (pad));
GST_DEBUG_OBJECT (decklinksink, "query");
switch (GST_QUERY_TYPE (query)) {
default:
res = gst_pad_query_default (pad, query);
break;
}
gst_object_unref (decklinksink);
return res;
}
static gboolean
gst_decklink_src_audio_src_query (GstPad * pad, GstQuery * query)
{
gboolean res;
GstDecklinkSrc *decklinksrc;
decklinksrc = GST_DECKLINK_SRC (gst_pad_get_parent (pad));
GST_DEBUG_OBJECT (decklinksrc, "query");
switch (GST_QUERY_TYPE (query)) {
default:
res = gst_pad_query_default (pad, query);
break;
}
gst_object_unref (decklinksrc);
return res;
}
static gboolean
gst_rtp_dec_query_src (GstPad * pad, GstObject * parent, GstQuery * query)
{
gboolean res;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_LATENCY:
{
/* we pretend to be live with a 3 second latency */
gst_query_set_latency (query, TRUE, 3 * GST_SECOND, -1);
res = TRUE;
break;
}
default:
res = gst_pad_query_default (pad, parent, query);
break;
}
return res;
}
static gboolean
gst_real_audio_demux_src_query (GstPad * pad, GstQuery * query)
{
GstRealAudioDemux *demux;
gboolean ret = FALSE;
demux = GST_REAL_AUDIO_DEMUX (gst_pad_get_parent (pad));
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_DURATION:{
GstFormat format;
gst_query_parse_duration (query, &format, NULL);
if (format == GST_FORMAT_TIME && demux->duration > 0) {
gst_query_set_duration (query, GST_FORMAT_TIME, demux->duration);
ret = TRUE;
} else if (format == GST_FORMAT_BYTES && demux->upstream_size > 0) {
gst_query_set_duration (query, GST_FORMAT_BYTES,
demux->upstream_size - demux->data_offset);
ret = TRUE;
}
break;
}
case GST_QUERY_SEEKING:{
GstFormat format;
gboolean seekable;
gst_query_parse_seeking (query, &format, NULL, NULL, NULL);
seekable = (format == GST_FORMAT_TIME && demux->seekable);
gst_query_set_seeking (query, format, seekable, 0,
(format == GST_FORMAT_TIME) ? demux->duration : -1);
ret = TRUE;
break;
}
default:
ret = gst_pad_query_default (pad, query);
break;
}
gst_object_unref (demux);
return ret;
}
static gboolean
gst_base_video_decoder_sink_query (GstPad * pad, GstQuery * query)
{
GstBaseVideoDecoder *base_video_decoder;
gboolean res = FALSE;
base_video_decoder = GST_BASE_VIDEO_DECODER (gst_pad_get_parent (pad));
GST_DEBUG_OBJECT (base_video_decoder, "sink query fps=%d/%d",
base_video_decoder->state.fps_n, base_video_decoder->state.fps_d);
switch (GST_QUERY_TYPE (query)) {
default:
res = gst_pad_query_default (pad, query);
break;
}
gst_object_unref (base_video_decoder);
return res;
}
static gboolean
_query_function (GstPad * pad, GstObject * parent, GstQuery * query)
{
gboolean res;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CAPS:{
GstCaps *caps = g_object_get_data (G_OBJECT (pad), "caps");
fail_unless (caps != NULL);
gst_query_set_caps_result (query, caps);
res = TRUE;
break;
}
default:
res = gst_pad_query_default (pad, parent, query);
break;
}
return res;
}
static gboolean
gst_gme_dec_src_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
GstGmeDec *gme = GST_GME_DEC (parent);
gboolean result = TRUE;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_DURATION:
{
GstFormat format;
gst_query_parse_duration (query, &format, NULL);
if (!gme->initialized || format != GST_FORMAT_TIME
|| gme->total_duration == GST_CLOCK_TIME_NONE) {
result = FALSE;
break;
}
gst_query_set_duration (query, GST_FORMAT_TIME, gme->total_duration);
break;
}
case GST_QUERY_POSITION:
{
GstFormat format;
gst_query_parse_position (query, &format, NULL);
if (!gme->initialized || format != GST_FORMAT_TIME) {
result = FALSE;
break;
}
gst_query_set_position (query, GST_FORMAT_TIME,
(gint64) gme_tell (gme->player) * GST_MSECOND);
break;
}
default:
result = gst_pad_query_default (pad, parent, query);
break;
}
return result;
}
static gboolean
mq_dummypad_query (GstPad * sinkpad, GstObject * parent, GstQuery * query)
{
gboolean res = TRUE;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CAPS:
{
GstCaps *filter, *caps;
gst_query_parse_caps (query, &filter);
caps = (filter ? gst_caps_ref (filter) : gst_caps_new_any ());
gst_query_set_caps_result (query, caps);
gst_caps_unref (caps);
break;
}
default:
res = gst_pad_query_default (sinkpad, parent, query);
break;
}
return res;
}
static gboolean
gst_cdxa_parse_src_query (GstPad * srcpad, GstQuery * query)
{
GstCDXAParse *cdxa = GST_CDXA_PARSE (gst_pad_get_parent (srcpad));
gboolean res = FALSE;
GST_DEBUG_OBJECT (cdxa, "Handling %s query",
gst_query_type_get_name (GST_QUERY_TYPE (query)));
res = gst_pad_query_default (srcpad, query);
if (res) {
GstFormat format;
gint64 val;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_DURATION:
gst_query_parse_duration (query, &format, &val);
if (format == GST_FORMAT_BYTES) {
val = gst_cdxa_parse_convert_sink_to_src_offset (cdxa, val);
gst_query_set_duration (query, format, val);
}
break;
case GST_QUERY_POSITION:
gst_query_parse_position (query, &format, &val);
if (format == GST_FORMAT_BYTES) {
val = gst_cdxa_parse_convert_sink_to_src_offset (cdxa, val);
gst_query_set_position (query, format, val);
}
break;
default:
break;
}
}
gst_object_unref (cdxa);
return res;
}
static gboolean
proxy_src_pad_query_function (GstPad * pad, GstObject * parent,
GstQuery * query)
{
gboolean ret = gst_pad_query_default (pad, parent, query);
if (!ret) {
return ret;
}
if (GST_QUERY_TYPE (query) == GST_QUERY_ACCEPT_CAPS) {
gboolean accepted;
gst_query_parse_accept_caps_result (query, &accepted);
if (!accepted) {
GstProxyPad *gp = gst_proxy_pad_get_internal (GST_PROXY_PAD (pad));
KmsAgnosticBin2 *self = NULL;
GST_ERROR_OBJECT (pad, "Caps not accepted: %" GST_PTR_FORMAT, query);
if (gp) {
self = KMS_AGNOSTIC_BIN2 (GST_OBJECT_PARENT (gp));
}
if (self) {
KMS_AGNOSTIC_BIN2_LOCK (self);
remove_target_pad (GST_PAD_CAST (gp));
kms_agnostic_bin2_process_pad (self, GST_PAD_CAST (gp));
KMS_AGNOSTIC_BIN2_UNLOCK (self);
}
g_object_unref (gp);
}
}
return ret;
}
static gboolean
vorbis_dec_sink_query (GstPad * pad, GstQuery * query)
{
GstVorbisDec *dec;
gboolean res;
dec = GST_VORBIS_DEC (gst_pad_get_parent (pad));
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CONVERT:
{
GstFormat src_fmt, dest_fmt;
gint64 src_val, dest_val;
gst_query_parse_convert (query, &src_fmt, &src_val, &dest_fmt, &dest_val);
if (!(res =
vorbis_dec_convert (pad, src_fmt, src_val, &dest_fmt, &dest_val)))
goto error;
gst_query_set_convert (query, src_fmt, src_val, dest_fmt, dest_val);
break;
}
default:
res = gst_pad_query_default (pad, query);
break;
}
done:
gst_object_unref (dec);
return res;
/* ERRORS */
error:
{
GST_DEBUG_OBJECT (dec, "error converting value");
goto done;
}
}
static gboolean
gst_rtp_ssrc_demux_src_query (GstPad * pad, GstObject * parent,
GstQuery * query)
{
GstRtpSsrcDemux *demux;
gboolean res = FALSE;
demux = GST_RTP_SSRC_DEMUX (parent);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_LATENCY:
{
if ((res = gst_pad_peer_query (demux->rtp_sink, query))) {
gboolean live;
GstClockTime min_latency, max_latency;
GstRtpSsrcDemuxPad *demuxpad;
demuxpad = gst_pad_get_element_private (pad);
gst_query_parse_latency (query, &live, &min_latency, &max_latency);
GST_DEBUG_OBJECT (demux, "peer min latency %" GST_TIME_FORMAT,
GST_TIME_ARGS (min_latency));
GST_DEBUG_OBJECT (demux, "latency for SSRC %08x", demuxpad->ssrc);
gst_query_set_latency (query, live, min_latency, max_latency);
}
break;
}
default:
res = gst_pad_query_default (pad, parent, query);
break;
}
return res;
}
static gboolean
gst_segment_clip_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
GstSegmentClip *self = GST_SEGMENT_CLIP (parent);
gboolean ret;
GST_LOG_OBJECT (pad, "Handling query of type '%s'",
gst_query_type_get_name (GST_QUERY_TYPE (query)));
if (GST_QUERY_TYPE (query) == GST_QUERY_CAPS) {
GstCaps *caps;
gst_query_parse_caps (query, &caps);
caps = gst_segment_clip_getcaps (self, pad, caps);
gst_query_set_caps_result (query, caps);
gst_caps_unref (caps);
ret = TRUE;
} else {
ret = gst_pad_query_default (pad, parent, query);
}
return ret;
}
static gboolean
smart_encoder_sink_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
gboolean res;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CAPS:
{
GstCaps *filter, *caps;
gst_query_parse_caps (query, &filter);
caps = smart_encoder_sink_getcaps (pad, filter);
gst_query_set_caps_result (query, caps);
gst_caps_unref (caps);
res = TRUE;
break;
}
default:
res = gst_pad_query_default (pad, parent, query);
break;
}
return res;
}
static gboolean
gst_decklink_sink_videosink_query (GstPad * pad, GstObject * parent,
GstQuery * query)
{
gboolean res;
GstDecklinkSink *decklinksink;
decklinksink = GST_DECKLINK_SINK (parent);
GST_DEBUG_OBJECT (decklinksink, "query");
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CAPS:{
GstCaps *mode_caps, *filter, *caps;
/* FIXME: do we change mode if incoming caps change? If yes, we
* should probably return the template caps instead */
mode_caps = gst_decklink_mode_get_caps (decklinksink->mode);
gst_query_parse_caps (query, &filter);
if (filter) {
caps = gst_caps_intersect_full (filter, mode_caps, GST_CAPS_INTERSECT_FIRST);
gst_caps_unref (mode_caps);
} else {
caps = mode_caps;
}
gst_query_set_caps_result (query, caps);
gst_caps_unref (caps);
res = TRUE;
break;
}
default:
res = gst_pad_query_default (pad, parent, query);
break;
}
return res;
}
static gboolean
gst_ts_demux_srcpad_query (GstPad * pad, GstQuery * query)
{
gboolean res = TRUE;
GstTSDemux *demux;
demux = GST_TS_DEMUX (gst_pad_get_parent (pad));
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_DURATION:
{
GstFormat format;
gst_query_parse_duration (query, &format, NULL);
/* can only get position in time */
if (format != GST_FORMAT_TIME)
goto wrong_format;
gst_query_set_duration (query, GST_FORMAT_TIME, demux->duration);
break;
}
default:
res = gst_pad_query_default (pad, query);
break;
}
done:
gst_object_unref (demux);
return res;
wrong_format:
{
GST_DEBUG_OBJECT (demux, "only query duration on TIME is supported");
res = FALSE;
goto done;
}
}
static gboolean
gst_base_video_decoder_sink_query (GstPad * pad, GstQuery * query)
{
GstBaseVideoDecoder *base_video_decoder;
gboolean res = FALSE;
base_video_decoder = GST_BASE_VIDEO_DECODER (gst_pad_get_parent (pad));
GST_DEBUG_OBJECT (base_video_decoder, "sink query fps=%d/%d",
base_video_decoder->state.fps_n, base_video_decoder->state.fps_d);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CONVERT:
{
GstFormat src_fmt, dest_fmt;
gint64 src_val, dest_val;
gst_query_parse_convert (query, &src_fmt, &src_val, &dest_fmt, &dest_val);
res = gst_base_video_rawvideo_convert (&base_video_decoder->state,
src_fmt, src_val, &dest_fmt, &dest_val);
if (!res)
goto error;
gst_query_set_convert (query, src_fmt, src_val, dest_fmt, dest_val);
break;
}
default:
res = gst_pad_query_default (pad, query);
break;
}
done:
gst_object_unref (base_video_decoder);
return res;
error:
GST_DEBUG_OBJECT (base_video_decoder, "query failed");
goto done;
}
static gboolean
gst_dvd_spu_video_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
gboolean res = FALSE;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CAPS:
{
GstCaps *filter, *caps;
gst_query_parse_caps (query, &filter);
caps = gst_dvd_spu_video_proxy_getcaps (pad, filter);
gst_query_set_caps_result (query, caps);
gst_caps_unref (caps);
res = TRUE;
break;
}
default:
res = gst_pad_query_default (pad, parent, query);
break;
}
return res;
}
