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Struct Gst.Query

Import line:	Gst = imports.gi.Gst;
GIR File:	Gst-0.10.gir
C documentation:	GstQuery
Struct :	Query
	Show / Hide Inherited methods, properties and signals

The GstQuery structure.

Properties
Properties		Defined By
	_gst_reserved : void*	Gst.Query
	mini_object : Gst.MiniObject	Gst.Query
	structure : Gst.Structure	Gst.Query
	type : Gst.QueryType	Gst.Query

Methods / Constructors
Method / Constructor		Defined By
	new Gst.Query () Create a new Gst.Query Create a new Gst.Query
	new Gst.Query.application (QueryType *type, Structure structure) : Gst.Query Create a new Gst.Query Create a new Gst.Query Parameters: Gst.QueryType type* Required (not null) Gst.Structure structure Required (not null) Returns: Gst.Query
	new Gst.Query.buffering (Format *format) : Gst.Query Create a new Gst.Query Create a new Gst.Query Parameters: Gst.Format format* Required (not null) Returns: Gst.Query
	new Gst.Query.convert (Format *src_format, Number value, Format dest_format) : Gst.Query Create a new Gst.Query Create a new Gst.Query Parameters: Gst.Format src_format* Required (not null) Number value Required (not null) Gst.Format dest_format Required (not null) Returns: Gst.Query
	new Gst.Query.duration (Format *format) : Gst.Query Create a new Gst.Query Create a new Gst.Query Parameters: Gst.Format format* Required (not null) Returns: Gst.Query
	new Gst.Query.formats () : Gst.Query Create a new Gst.Query Create a new Gst.Query Returns: Gst.Query
	new Gst.Query.latency () : Gst.Query Create a new Gst.Query Create a new Gst.Query Returns: Gst.Query
	new Gst.Query.position (Format *format) : Gst.Query Create a new Gst.Query Create a new Gst.Query Parameters: Gst.Format format* Required (not null) Returns: Gst.Query
	new Gst.Query.seeking (Format *format) : Gst.Query Create a new Gst.Query Create a new Gst.Query Parameters: Gst.Format format* Required (not null) Returns: Gst.Query
	new Gst.Query.segment (Format *format) : Gst.Query Create a new Gst.Query Create a new Gst.Query Parameters: Gst.Format format* Required (not null) Returns: Gst.Query
	new Gst.Query.uri () : Gst.Query Create a new Gst.Query Create a new Gst.Query Returns: Gst.Query
	get_structure () : Gst.Structure Get the structure of a query. Get the structure of a query. by the query and will therefore be freed when the query is unreffed. Returns: Gst.Structure	Gst.Query
	parse_buffering_percent () : Object Returns: busy: Boolean percent: Number	Gst.Query
	parse_buffering_range (Format *format) : Object Parse an available query, writing the format into format, and other results into the passed parameters, if the respective parameters are non-NULL Parse an available query, writing the format into format, and other results into the passed parameters, if the respective parameters are non-NULL Parameters: Gst.Format format* Required (not null) Returns: start: Number stop: Number estimated_total: Number	Gst.Query
	parse_buffering_stats (BufferingMode *mode) : Object Extracts the buffering stats values from query. Extracts the buffering stats values from query. Parameters: Gst.BufferingMode mode* Required (not null) Returns: avg_in: Number avg_out: Number buffering_left: Number	Gst.Query
	parse_convert (Format *src_format, Number src_value, Format dest_format) : Object Parse a convert query answer. Parse a convert query answer. Any of src_format, src_value, dest_format, and dest_value* may be NULL, in which case that value is omitted. Parameters: Gst.Format src_format Required (not null) Number src_value Required (not null) Gst.Format dest_format Required (not null) Returns: src_value: Number dest_value: Number	Gst.Query
	parse_duration (Format *format) : Number Parse a duration query answer. Parse a duration query answer. Write the format of the duration into format, and the value into duration, if the respective variables are non-NULL. Parameters: Gst.Format format* Required (not null) Returns: Number	Gst.Query
	parse_formats_length () : Number Parse the number of formats in the formats query. Parse the number of formats in the formats query. Returns: Number	Gst.Query
	parse_formats_nth (Number *nth, Format format) : none Parse the format query and retrieve the nth* format from it into set to GST_FORMAT_UNDEFINED. Parse the format query and retrieve the nth format from it into set to GST_FORMAT_UNDEFINED. Parameters: Number nth Required (not null) Gst.Format format Required (not null) Returns: none	Gst.Query
	parse_latency (Boolean *live, Number min_latency, Number max_latency) : Boolean Parse a latency query answer. Parse a latency query answer. Parameters: Boolean live* Required (not null) Number min_latency Required (not null) Number max_latency Required (not null) Returns: Boolean	Gst.Query
	parse_position (Format *format) : Number Parse a position query, writing the format into format, and the position into cur, if the respective parameters are non-NULL. Parse a position query, writing the format into format, and the position into cur, if the respective parameters are non-NULL. Parameters: Gst.Format format* Required (not null) Returns: Number	Gst.Query
	parse_seeking (Format *format) : Object Parse a seeking query, writing the format into format, and other results into the passed parameters, if the respective parameters are non-NULL Parse a seeking query, writing the format into format, and other results into the passed parameters, if the respective parameters are non-NULL Parameters: Gst.Format format* Required (not null) Returns: seekable: Boolean segment_start: Number segment_end: Number	Gst.Query
	parse_segment (Number *rate, Format format) : Object Parse a segment query answer. Parse a segment query answer. Any of rate, format, start_value, and See gst_query_set_segment() for an explanation of the function arguments. Parameters: Number rate* Required (not null) Gst.Format format Required (not null) Returns: rate: Number start_value: Number stop_value: Number	Gst.Query
	parse_uri (Array *uri) : none Parse an URI query, writing the URI into uri* as a newly allocated string, if the respective parameters are non-NULL. Parse an URI query, writing the URI into uri as a newly allocated string, if the respective parameters are non-NULL. Free the string with g_free() after usage. Parameters: Array uri Required (not null) Returns: none	Gst.Query
	set_buffering_percent (Boolean *busy, Number percent) : none Parameters: Boolean busy* Required (not null) Number percent Required (not null) Returns: none	Gst.Query
	set_buffering_range (Format *format, Number start, Number stop, Number estimated_total) : none Set the available query result fields in query. Set the available query result fields in query. Parameters: Gst.Format format* Required (not null) Number start Required (not null) Number stop Required (not null) Number estimated_total Required (not null) Returns: none	Gst.Query
	set_buffering_stats (BufferingMode *mode, Number avg_in, Number avg_out, Number buffering_left) : none Configures the buffering stats values in query. Configures the buffering stats values in query. Parameters: Gst.BufferingMode mode* Required (not null) Number avg_in Required (not null) Number avg_out Required (not null) Number buffering_left Required (not null) Returns: none	Gst.Query
	set_convert (Format *src_format, Number src_value, Format dest_format, Number dest_value) : none Answer a convert query by setting the requested values. Answer a convert query by setting the requested values. Parameters: Gst.Format src_format* Required (not null) Number src_value Required (not null) Gst.Format dest_format Required (not null) Number dest_value Required (not null) Returns: none	Gst.Query
	set_duration (Format *format, Number duration) : none Answer a duration query by setting the requested value in the given format. Answer a duration query by setting the requested value in the given format. Parameters: Gst.Format format* Required (not null) Number duration Required (not null) Returns: none	Gst.Query
	set_formatsv (Number *n_formats, Format formats) : none Set the formats query result fields in query. Set the formats query result fields in query. The number of formats passed in the formats* array must be equal to n_formats. Parameters: Number n_formats Required (not null) Gst.Format formats Required (not null) Returns: none	Gst.Query
	set_latency (Boolean *live, Number min_latency, Number max_latency) : none Answer a latency query by setting the requested values in the given format. Answer a latency query by setting the requested values in the given format. Parameters: Boolean live* Required (not null) Number min_latency Required (not null) Number max_latency Required (not null) Returns: none	Gst.Query
	set_position (Format *format, Number cur) : none Answer a position query by setting the requested value in the given format. Answer a position query by setting the requested value in the given format. Parameters: Gst.Format format* Required (not null) Number cur Required (not null) Returns: none	Gst.Query
	set_seeking (Format *format, Boolean seekable, Number segment_start, Number segment_end) : none Set the seeking query result fields in query. Set the seeking query result fields in query. Parameters: Gst.Format format* Required (not null) Boolean seekable Required (not null) Number segment_start Required (not null) Number segment_end Required (not null) Returns: none	Gst.Query
	set_segment (Number *rate, Format format, Number start_value, Number stop_value) : none Answer a segment query by setting the requested values. Answer a segment query by setting the requested values. The normal playback segment of a pipeline is 0 to duration at the default rate of 1.0. If a seek was performed on the pipeline to play a different segment, this query will return the range specified in the last seek. playback range start and stop values expressed in format. The values are always between 0 and the duration of the media and negative rates, playback will actually happen from stop_value* to Parameters: Number rate Required (not null) Gst.Format format Required (not null) Number start_value Required (not null) Number stop_value Required (not null) Returns: none	Gst.Query
	set_uri (String *uri) : none Answer a URI query by setting the requested URI. Answer a URI query by setting the requested URI. Parameters: String uri* Required (not null) Returns: none	Gst.Query

Events
None

Used by These Methods / Signals / Properties
Class / Namespace	Method / Signal / Properties
Gst.Element Method	query (Query *query*) : Boolean Performs a query on the given element.
Gst.Pad Method	query (Query *query*) : Boolean Dispatches a query to a pad.
Gst.Pad Method	peer_query (Query *query) : Boolean Performs gst_pad_query() on the peer of pad*.
Gst.Pad Method	query_default (Query *query*) : Boolean Invokes the default query handler for the given pad.
GstInterfaces Method	GstInterfaces.navigation_query_get_type (Query *query) : GstInterfaces.NavigationQueryType Inspect a GstQuery* and return the GstNavigationQueryType associated with it if it is a GstNavigation query.
GstInterfaces Method	GstInterfaces.navigation_query_new_angles () : Gst.Query Create a new GstNavigation angles query.
GstInterfaces Method	GstInterfaces.navigation_query_new_commands () : Gst.Query Create a new GstNavigation commands query.
GstInterfaces Method	GstInterfaces.navigation_query_parse_angles (Query *query, Object out_values) : Boolean angle value from the query, or NULL value from the query, or NULL Parse the current angle number in the GstNavigation* angles query into the guint pointed to by the cur_angle variable, and the number of available angles into the guint pointed to by the n_angles variable.
GstInterfaces Method	GstInterfaces.navigation_query_parse_commands_length (Query *query, Object out_values) : Boolean Parse the number of commands in the GstNavigation* commands query.
GstInterfaces Method	GstInterfaces.navigation_query_parse_commands_nth (Query *query, Number nth, NavigationCommand cmd) : Boolean Parse the GstNavigation* command query and retrieve the nth command from it into cmd.
GstInterfaces Method	GstInterfaces.navigation_query_set_angles (Query *query, Number cur_angle, Number n_angles) : none Set the GstNavigation* angles query result field in query.
GstInterfaces Method	GstInterfaces.navigation_query_set_commandsv (Query *query, Number n_cmds, NavigationCommand cmds) : none Set the GstNavigation* command query result fields in query.

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Struct Gst.Query