static void
gst_caps_setter_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstCapsSetter *filter;
g_return_if_fail (GST_IS_CAPS_SETTER (object));
filter = GST_CAPS_SETTER (object);
switch (prop_id) {
case PROP_CAPS:{
GstCaps *new_caps;
const GstCaps *new_caps_val = gst_value_get_caps (value);
gint i;
if (new_caps_val == NULL) {
new_caps = gst_caps_new_any ();
} else {
new_caps = gst_caps_copy (new_caps_val);
}
for (i = 0; new_caps && (i < gst_caps_get_size (new_caps)); ++i) {
GstStructure *s;
s = gst_caps_get_structure (new_caps, i);
if (!gst_structure_foreach (s, gst_caps_is_fixed_foreach, NULL)) {
GST_ERROR_OBJECT (filter, "rejected unfixed caps: %" GST_PTR_FORMAT,
new_caps);
gst_caps_unref (new_caps);
new_caps = NULL;
break;
}
}
if (new_caps) {
GST_OBJECT_LOCK (filter);
gst_caps_replace (&filter->caps, new_caps);
/* drop extra ref */
gst_caps_unref (new_caps);
GST_OBJECT_UNLOCK (filter);
GST_DEBUG_OBJECT (filter, "set new caps %" GST_PTR_FORMAT, new_caps);
}
/* try to activate these new caps next time around */
gst_base_transform_reconfigure (GST_BASE_TRANSFORM (filter));
break;
}
case PROP_JOIN:
filter->join = g_value_get_boolean (value);
break;
case PROP_REPLACE:
filter->replace = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static gboolean
gst_ffmpegauddec_set_format (GstAudioDecoder * decoder, GstCaps * caps)
{
GstFFMpegAudDec *ffmpegdec = (GstFFMpegAudDec *) decoder;
GstFFMpegAudDecClass *oclass;
gboolean ret = TRUE;
oclass = (GstFFMpegAudDecClass *) (G_OBJECT_GET_CLASS (ffmpegdec));
GST_DEBUG_OBJECT (ffmpegdec, "setcaps called");
GST_OBJECT_LOCK (ffmpegdec);
if (ffmpegdec->last_caps && gst_caps_is_equal (ffmpegdec->last_caps, caps)) {
GST_DEBUG_OBJECT (ffmpegdec, "same caps");
GST_OBJECT_UNLOCK (ffmpegdec);
return TRUE;
}
gst_caps_replace (&ffmpegdec->last_caps, caps);
/* close old session */
if (ffmpegdec->opened) {
GST_OBJECT_UNLOCK (ffmpegdec);
gst_ffmpegauddec_drain (ffmpegdec);
GST_OBJECT_LOCK (ffmpegdec);
if (!gst_ffmpegauddec_close (ffmpegdec, TRUE)) {
GST_OBJECT_UNLOCK (ffmpegdec);
return FALSE;
}
}
/* get size and so */
gst_ffmpeg_caps_with_codecid (oclass->in_plugin->id,
oclass->in_plugin->type, caps, ffmpegdec->context);
/* workaround encoder bugs */
ffmpegdec->context->workaround_bugs |= FF_BUG_AUTODETECT;
ffmpegdec->context->err_recognition = 1;
/* open codec - we don't select an output pix_fmt yet,
* simply because we don't know! We only get it
* during playback... */
if (!gst_ffmpegauddec_open (ffmpegdec))
goto open_failed;
done:
GST_OBJECT_UNLOCK (ffmpegdec);
return ret;
/* ERRORS */
open_failed:
{
GST_DEBUG_OBJECT (ffmpegdec, "Failed to open");
ret = FALSE;
goto done;
}
}
static gboolean
gst_app_sink_stop (GstBaseSink * psink)
{
GstAppSink *appsink = GST_APP_SINK_CAST (psink);
GstAppSinkPrivate *priv = appsink->priv;
g_mutex_lock (priv->mutex);
GST_DEBUG_OBJECT (appsink, "stopping");
priv->flushing = TRUE;
priv->started = FALSE;
gst_app_sink_flush_unlocked (appsink);
gst_caps_replace (&priv->preroll_caps, NULL);
gst_caps_replace (&priv->last_caps, NULL);
g_mutex_unlock (priv->mutex);
return TRUE;
}
static void
gst_jack_audio_src_dispose (GObject * object)
{
GstJackAudioSrc *src = GST_JACK_AUDIO_SRC (object);
gst_caps_replace (&src->caps, NULL);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
/*
* Method: replace(caps)
* caps: another Gst::Caps.
*
* Replaces the current caps inplace with the given caps.
*
* Returns: self.
*/
static VALUE
rg_replace_bang (VALUE self, VALUE caps)
{
GstCaps *current = RGST_CAPS (self);
gst_caps_replace (¤t, RGST_CAPS (caps));
return self;
}
static void
_teardown_test (void)
{
GstBus *bus;
gst_element_set_state (demux, GST_STATE_NULL);
bus = GST_ELEMENT_BUS (demux);
gst_bus_set_flushing (bus, TRUE);
gst_object_unref (bus);
gst_pad_set_active (mjpg_pad, FALSE);
gst_object_unref (mjpg_pad);
if (h264_pad) {
gst_pad_set_active (h264_pad, FALSE);
gst_object_unref (h264_pad);
}
if (yuy2_pad) {
gst_pad_set_active (yuy2_pad, FALSE);
gst_object_unref (yuy2_pad);
}
if (nv12_pad) {
gst_pad_set_active (nv12_pad, FALSE);
gst_object_unref (nv12_pad);
}
if (jpg_pad) {
gst_pad_set_active (jpg_pad, FALSE);
gst_object_unref (jpg_pad);
}
if (gerror) {
g_error_free (gerror);
gerror = NULL;
}
if (error_debug) {
g_free (error_debug);
error_debug = NULL;
}
gst_object_unref (demux);
mjpg_pad = h264_pad = yuy2_pad = nv12_pad = jpg_pad = NULL;
demux = NULL;
gst_caps_replace (&negotiated_caps_h264, NULL);
gst_caps_replace (&negotiated_caps_yuy2, NULL);
gst_caps_replace (&negotiated_caps_nv12, NULL);
gst_caps_replace (&negotiated_caps_jpg, NULL);
}
/**
* gst_aggregator_set_src_caps:
* @self: The #GstAggregator
* @caps: The #GstCaps to set on the src pad.
*
* Sets the caps to be used on the src pad.
*/
void
gst_aggregator_set_src_caps (GstAggregator * self, GstCaps * caps)
{
GST_AGGREGATOR_SETCAPS_LOCK (self);
gst_caps_replace (&self->priv->srccaps, caps);
_push_mandatory_events (self);
GST_AGGREGATOR_SETCAPS_UNLOCK (self);
}
void
gst_fragment_set_caps (GstFragment * fragment, GstCaps * caps)
{
g_return_if_fail (fragment != NULL);
g_mutex_lock (&fragment->priv->lock);
gst_caps_replace (&fragment->priv->caps, caps);
g_mutex_unlock (&fragment->priv->lock);
}
static void
gst_caps_setter_finalize (GObject * object)
{
GstCapsSetter *filter = GST_CAPS_SETTER (object);
gst_caps_replace (&filter->caps, NULL);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gst_audiomixer_dispose (GObject * object)
{
GstAudioMixer *audiomixer = GST_AUDIO_MIXER (object);
gst_caps_replace (&audiomixer->filter_caps, NULL);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
void
gst_fragment_set_caps (GstFragment * fragment, GstCaps * caps)
{
g_return_if_fail (fragment != NULL);
G_MUTEX_LOCK (fragment->priv->lock);
gst_caps_replace (&fragment->priv->caps, caps);
G_MUTEX_UNLOCK (fragment->priv->lock);
}
static void
gst_capsfilter_dispose (GObject * object)
{
GstCapsFilter *filter = GST_CAPSFILTER (object);
gst_caps_replace (&filter->filter_caps, NULL);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gst_base_camera_src_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec)
{
GstBaseCameraSrc *self = GST_BASE_CAMERA_SRC (object);
switch (prop_id) {
case PROP_MODE:
gst_base_camera_src_set_mode (GST_BASE_CAMERA_SRC (self),
g_value_get_enum (value));
break;
case PROP_ZOOM:{
self->zoom = g_value_get_float (value);
/* limit to max-zoom */
if (self->zoom > self->max_zoom) {
GST_DEBUG_OBJECT (self, "Clipping zoom %f to max-zoom %f", self->zoom,
self->max_zoom);
self->zoom = self->max_zoom;
}
/* does not set it if in NULL, the src is not created yet */
if (GST_STATE (self) != GST_STATE_NULL)
gst_base_camera_src_setup_zoom (self);
break;
}
case PROP_POST_PREVIEW:
self->post_preview = g_value_get_boolean (value);
break;
case PROP_PREVIEW_CAPS:{
GstCaps *new_caps = NULL;
new_caps = (GstCaps *) gst_value_get_caps (value);
if (!gst_caps_is_equal (self->preview_caps, new_caps)) {
gst_caps_replace (&self->preview_caps, new_caps);
gst_base_camera_src_setup_preview (self, new_caps);
} else {
GST_DEBUG_OBJECT (self, "New preview caps equal current preview caps");
}
}
break;
case PROP_PREVIEW_FILTER:
if (self->preview_filter)
gst_object_unref (self->preview_filter);
self->preview_filter = g_value_dup_object (value);
if (!gst_camerabin_preview_set_filter (self->preview_pipeline,
self->preview_filter)) {
GST_WARNING_OBJECT (self,
"Cannot change preview filter, is element in NULL state?");
}
break;
case PROP_AUTO_START:
self->auto_start = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (self, prop_id, pspec);
break;
}
}
static void
gst_esdsink_finalize (GObject * object)
{
GstEsdSink *esdsink = GST_ESDSINK (object);
gst_caps_replace (&esdsink->cur_caps, NULL);
g_free (esdsink->host);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
start_typefinding (GstTypeFindElement * typefind)
{
GST_DEBUG_OBJECT (typefind, "starting typefinding");
gst_pad_set_caps (typefind->src, NULL);
if (typefind->caps) {
gst_caps_replace (&typefind->caps, NULL);
}
typefind->mode = MODE_TYPEFIND;
}
gboolean
gst_sndio_close (struct gstsndio *sio)
{
GST_DEBUG_OBJECT (sio->obj, "close");
gst_caps_replace (&sio->cur_caps, NULL);
sio_close (sio->hdl);
sio->hdl = NULL;
return TRUE;
}
static void
gst_interleave_release_pad (GstElement * element, GstPad * pad)
{
GstInterleave *self = GST_INTERLEAVE (element);
GList *l;
GstAudioChannelPosition position;
g_return_if_fail (GST_IS_INTERLEAVE_PAD (pad));
/* Take lock to make sure we're not changing this when processing buffers */
GST_OBJECT_LOCK (self->collect);
g_atomic_int_add (&self->channels, -1);
if (gst_pad_has_current_caps (pad))
g_atomic_int_add (&self->configured_sinkpads_counter, -1);
position = GST_INTERLEAVE_PAD_CAST (pad)->channel;
g_value_array_remove (self->input_channel_positions, position);
/* Update channel numbers */
GST_OBJECT_LOCK (self);
for (l = GST_ELEMENT_CAST (self)->sinkpads; l != NULL; l = l->next) {
GstInterleavePad *ipad = GST_INTERLEAVE_PAD (l->data);
if (GST_INTERLEAVE_PAD_CAST (pad)->channel < ipad->channel)
ipad->channel--;
}
GST_OBJECT_UNLOCK (self);
/* Update the src caps if we already have them */
if (self->sinkcaps) {
if (self->channels > 0) {
GstCaps *srccaps;
GstStructure *s;
srccaps = gst_caps_copy (self->sinkcaps);
s = gst_caps_get_structure (srccaps, 0);
gst_structure_set (s, "channels", G_TYPE_INT, self->channels, NULL);
gst_interleave_set_channel_positions (self, s);
gst_pad_set_active (self->src, TRUE);
gst_pad_set_caps (self->src, srccaps);
gst_caps_unref (srccaps);
} else {
gst_caps_replace (&self->sinkcaps, NULL);
}
}
GST_OBJECT_UNLOCK (self->collect);
gst_collect_pads_remove_pad (self->collect, pad);
gst_element_remove_pad (element, pad);
}
static void
gst_audio_aggregator_dispose (GObject * object)
{
GstAudioAggregator *aagg = GST_AUDIO_AGGREGATOR (object);
gst_caps_replace (&aagg->current_caps, NULL);
g_mutex_clear (&aagg->priv->mutex);
G_OBJECT_CLASS (gst_audio_aggregator_parent_class)->dispose (object);
}
/* this is not made atomic because if the buffer were reffed from multiple
* threads, it would have a refcount > 2 and thus be immutable.
*/
void
gst_buffer_set_caps (GstBuffer * buffer, GstCaps * caps)
{
g_return_if_fail (buffer != NULL);
#if GST_VERSION_NANO == 1
/* we enable this extra debugging in git versions only for now */
g_return_if_fail (gst_buffer_is_metadata_writable (buffer));
#endif
gst_caps_replace (&GST_BUFFER_CAPS (buffer), caps);
}
static void
videocrop_test_cropping_deinit_context (GstVideoCropTestContext * ctx)
{
GST_LOG ("deiniting context");
gst_element_set_state (ctx->pipeline, GST_STATE_NULL);
gst_object_unref (ctx->pipeline);
gst_buffer_replace (&ctx->last_buf, NULL);
gst_caps_replace (&ctx->last_caps, NULL);
memset (ctx, 0x00, sizeof (GstVideoCropTestContext));
}
static void
handoff_cb (GstElement * sink, GstBuffer * buf, GstPad * pad,
GstVideoCropTestContext * ctx)
{
GstCaps *caps;
gst_buffer_replace (&ctx->last_buf, buf);
caps = gst_pad_get_current_caps (pad);
gst_caps_replace (&ctx->last_caps, caps);
gst_caps_unref (caps);
}
static void
gst_capsfilter_dispose (GObject * object)
{
GstCapsFilter *filter = GST_CAPSFILTER (object);
gst_caps_replace (&filter->filter_caps, NULL);
g_list_free_full (filter->pending_events, (GDestroyNotify) gst_event_unref);
filter->pending_events = NULL;
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static gboolean
gst_type_find_element_activate (GstPad * pad)
{
// set state machine, and caps to NULL
start_typefinding (typefind);
{
gst_pad_set_caps (typefind->src, NULL);
gst_caps_replace (&typefind->caps, NULL);
typefind->mode = MODE_TYPEFIND;
}
}
/**
* gst_vaapi_plugin_base_close:
* @plugin: a #GstVaapiPluginBase
*
* Deallocates all internal resources that were allocated so
* far. i.e. put the base plugin object into a clean state.
*/
void
gst_vaapi_plugin_base_close (GstVaapiPluginBase * plugin)
{
gst_vaapi_display_replace (&plugin->display, NULL);
gst_object_replace (&plugin->gl_context, NULL);
gst_caps_replace (&plugin->sinkpad_caps, NULL);
plugin->sinkpad_caps_changed = FALSE;
gst_video_info_init (&plugin->sinkpad_info);
if (plugin->sinkpad_buffer_pool) {
gst_object_unref (plugin->sinkpad_buffer_pool);
plugin->sinkpad_buffer_pool = NULL;
}
g_clear_object (&plugin->srcpad_buffer_pool);
gst_caps_replace (&plugin->srcpad_caps, NULL);
plugin->srcpad_caps_changed = FALSE;
gst_video_info_init (&plugin->srcpad_info);
gst_caps_replace (&plugin->allowed_raw_caps, NULL);
}
static gboolean
gst_hls_demux_get_next_fragment (GstHLSDemux * demux, gboolean retry)
{
GstBuffer *buf;
guint avail;
const gchar *next_fragment_uri;
GstClockTime duration;
GstClockTime timestamp;
gboolean discont;
if (!gst_m3u8_client_get_next_fragment (demux->client, &discont,
&next_fragment_uri, &duration, ×tamp)) {
GST_INFO_OBJECT (demux, "This playlist doesn't contain more fragments");
demux->end_of_playlist = TRUE;
gst_task_start (demux->task);
return FALSE;
}
GST_INFO_OBJECT (demux, "Fetching next fragment %s", next_fragment_uri);
if (!gst_hls_demux_fetch_location (demux, next_fragment_uri))
return FALSE;
avail = gst_adapter_available (demux->download);
buf = gst_adapter_take_buffer (demux->download, avail);
GST_BUFFER_DURATION (buf) = duration;
GST_BUFFER_TIMESTAMP (buf) = timestamp;
/* We actually need to do this every time we switch bitrate */
if (G_UNLIKELY (demux->do_typefind)) {
GstCaps *caps = gst_type_find_helper_for_buffer (NULL, buf, NULL);
if (!demux->input_caps || !gst_caps_is_equal (caps, demux->input_caps)) {
gst_caps_replace (&demux->input_caps, caps);
/* gst_pad_set_caps (demux->srcpad, demux->input_caps); */
GST_INFO_OBJECT (demux, "Input source caps: %" GST_PTR_FORMAT,
demux->input_caps);
demux->do_typefind = FALSE;
} else
gst_caps_unref (caps);
}
gst_buffer_set_caps (buf, demux->input_caps);
if (discont) {
GST_DEBUG_OBJECT (demux, "Marking fragment as discontinuous");
GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLAG_DISCONT);
}
g_queue_push_tail (demux->queue, buf);
gst_task_start (demux->task);
gst_adapter_clear (demux->download);
return TRUE;
}
static void
start_typefinding (GstTypeFindElement * typefind)
{
GST_DEBUG_OBJECT (typefind, "starting typefinding");
GST_OBJECT_LOCK (typefind);
if (typefind->caps)
gst_caps_replace (&typefind->caps, NULL);
GST_OBJECT_UNLOCK (typefind);
typefind->mode = MODE_TYPEFIND;
}
static void
gst_slvideo_update_caps (GstSLVideo * slvideo)
{
GstCaps *caps;
// GStreamer will automatically convert colourspace if necessary.
// GStreamer will automatically resize media to one of these enumerated
// powers-of-two that we ask for (yay GStreamer!)
caps = gst_caps_from_string (SLV_ALLCAPS);
gst_caps_replace (&slvideo->caps, caps);
}
static gboolean
gst_alsasink_acceptcaps (GstPad * pad, GstCaps * caps)
{
GstAlsaSink *alsa = GST_ALSA_SINK (gst_pad_get_parent_element (pad));
GstCaps *pad_caps;
GstStructure *st;
gboolean ret = FALSE;
GstRingBufferSpec spec = { 0 };
pad_caps = gst_pad_get_caps_reffed (pad);
if (pad_caps) {
ret = gst_caps_can_intersect (pad_caps, caps);
gst_caps_unref (pad_caps);
if (!ret)
goto done;
}
/* If we've not got fixed caps, creating a stream might fail, so let's just
* return from here with default acceptcaps behaviour */
if (!gst_caps_is_fixed (caps))
goto done;
/* parse helper expects this set, so avoid nasty warning
* will be set properly later on anyway */
spec.latency_time = GST_SECOND;
if (!gst_ring_buffer_parse_caps (&spec, caps))
goto done;
/* Make sure input is framed (one frame per buffer) and can be payloaded */
switch (spec.type) {
case GST_BUFTYPE_AC3:
case GST_BUFTYPE_EAC3:
case GST_BUFTYPE_DTS:
case GST_BUFTYPE_MPEG:
{
gboolean framed = FALSE, parsed = FALSE;
st = gst_caps_get_structure (caps, 0);
gst_structure_get_boolean (st, "framed", &framed);
gst_structure_get_boolean (st, "parsed", &parsed);
if ((!framed && !parsed) || gst_audio_iec61937_frame_size (&spec) <= 0)
goto done;
}
default: {
}
}
ret = TRUE;
done:
gst_caps_replace (&spec.caps, NULL);
gst_object_unref (alsa);
return ret;
}
static void
gst_vaapidecode_destroy (GstVaapiDecode * decode)
{
gst_vaapidecode_purge (decode);
gst_vaapi_decoder_replace (&decode->decoder, NULL);
gst_caps_replace (&decode->decoder_caps, NULL);
decode->active = FALSE;
gst_vaapidecode_release (gst_object_ref (decode));
}
static void
bt_test_audio_synth_finalize (GObject * object)
{
BtTestAudioSynth *self = (BtTestAudioSynth *) object;
if (self->caps) {
gst_caps_replace (&self->caps, NULL);
}
reset_buffer_info (self);
G_OBJECT_CLASS (bt_test_audio_synth_parent_class)->finalize (object);
}
