Commit 27e981de authored by Wim Taymans's avatar Wim Taymans

Added new files

Original commit message from CVS:
Added new files
parent 229bc1f1
<!-- ##### SECTION Title ##### -->
GstFormat
<!-- ##### SECTION Short_Description ##### -->
Dynamically register new formats
<!-- ##### SECTION Long_Description ##### -->
<para>
GstFormats functions are used to register a new format to the gstreamer core.
formats can be used to perform seeking or conversions/query operations.
</para>
<!-- ##### SECTION See_Also ##### -->
<para>
</para>
<!-- ##### ENUM GstFormat ##### -->
<para>
Standard predefined formats
</para>
@GST_FORMAT_UNDEFINED: undefined format
@GST_FORMAT_DEFAULT: the default format of the pad/element
@GST_FORMAT_BYTES: bytes
@GST_FORMAT_TIME: time in nanoseconds
@GST_FORMAT_BUFFERS: buffers
@GST_FORMAT_PERCENT: percentage of stream
@GST_FORMAT_UNITS: frames for video, samples for audio, other definitions as
defined by the media type.
<!-- ##### STRUCT GstFormatDefinition ##### -->
<para>
A format definition
</para>
@value: The unique id of this format
@nick: A short nick of the format
@description: A longer description of the format
<!-- ##### MACRO GST_FORMATS_FUNCTION ##### -->
<para>
A convenience function to define a function that returns an array
of formats.
</para>
@functionname: The name of the function
@...: comma separated list of functions closed with 0
<!-- ##### FUNCTION gst_format_register ##### -->
<para>
</para>
@nick:
@description:
@Returns:
<!-- ##### FUNCTION gst_format_get_by_nick ##### -->
<para>
</para>
@nick:
@Returns:
<!-- ##### FUNCTION gst_format_get_details ##### -->
<para>
</para>
@format:
@Returns:
<!-- ##### FUNCTION gst_format_get_definitions ##### -->
<para>
</para>
@Returns:
<!-- ##### SECTION Title ##### -->
GstIndex
<!-- ##### SECTION Short_Description ##### -->
Generate indexes on objects
<!-- ##### SECTION Long_Description ##### -->
<para>
GstIndex is used to generate a stream index of one or more elements
in a pipeline.
</para>
<!-- ##### SECTION See_Also ##### -->
<para>
</para>
<!-- ##### STRUCT GstIndexEntry ##### -->
<para>
The basic element of an index.
</para>
@type:
@id:
<!-- ##### STRUCT GstIndexGroup ##### -->
<para>
A group of related entries in an index.
</para>
@groupnum:
@entries:
@certainty:
@peergroup:
<!-- ##### ENUM GstIndexCertainty ##### -->
<para>
The certainty of a group in the index.
</para>
@GST_INDEX_UNKNOWN: accuracy is not known
@GST_INDEX_CERTAIN: accuracy is perfect
@GST_INDEX_FUZZY: accuracy is fuzzy
<!-- ##### ENUM GstIndexEntryType ##### -->
<para>
The different types of entries in the index.
</para>
@GST_INDEX_ENTRY_ID: This entry is an id that maps an index id to its owner object
@GST_INDEX_ENTRY_ASSOCIATION: This entry is an association between formats
@GST_INDEX_ENTRY_OBJECT: An object
@GST_INDEX_ENTRY_FORMAT: A format definition
<!-- ##### ENUM GstIndexLookupMethod ##### -->
<para>
Specify the method to find an index entry in the index.
</para>
@GST_INDEX_LOOKUP_EXACT: There has to be an exact indexentry with the given format/value
@GST_INDEX_LOOKUP_BEFORE: The exact entry or the one before it
@GST_INDEX_LOOKUP_AFTER: The exact entry or the one after it
<!-- ##### MACRO GST_INDEX_NASSOCS ##### -->
<para>
Get the number of associations in the entry.
</para>
@entry: The entry to query
<!-- ##### MACRO GST_INDEX_ASSOC_FLAGS ##### -->
<para>
Get the flags for this entry
</para>
@entry: The entry to query
<!-- ##### MACRO GST_INDEX_ASSOC_FORMAT ##### -->
<para>
Get the i-th format of the entry.
</para>
@entry: The entry to query
@i: The format index
<!-- ##### MACRO GST_INDEX_ASSOC_VALUE ##### -->
<para>
Get the i-th value of the entry.
</para>
@entry: The entry to query
@i: The value index
<!-- ##### STRUCT GstIndexAssociation ##### -->
<para>
An association in an entry.
</para>
@format: the format of the association
@value: the value of the association
<!-- ##### ENUM GstAssocFlags ##### -->
<para>
flags for an association entry
</para>
@GST_ACCOCIATION_FLAG_NONE: no flags
@GST_ACCOCIATION_FLAG_KEY_UNIT: this entry marks a key unit.
<!-- ##### MACRO GST_INDEX_FORMAT_FORMAT ##### -->
<para>
Get the format of the format entry
</para>
@entry: The entry to query
<!-- ##### MACRO GST_INDEX_FORMAT_KEY ##### -->
<para>
Get the key of the format entry
</para>
@entry: The entry to query
<!-- ##### MACRO GST_INDEX_ID_DESCRIPTION ##### -->
<para>
Get the description of the id entry
</para>
@entry: The entry to query
<!-- ##### USER_FUNCTION GstIndexFilter ##### -->
<para>
Function to filter out entries in the index.
</para>
@index: The index being queried
@entry: The entry to be added.
@Returns: This function should return TRUE if the entry is to be added
to the index, FALSE otherwise.
<!-- ##### USER_FUNCTION GstIndexResolver ##### -->
<para>
Function to resolve ids to writer descriptions.
</para>
@index: the index being queried.
@writer: The object that wants to write
@writer_id: A pointer to the id that has to be assigned to this writer
@writer_string: A description of the writer.
@user_data: user_data as registered
@Returns: TRUE if an id could be assigned to the writer.
<!-- ##### STRUCT GstIndex ##### -->
<para>
The GstIndex object
</para>
<!-- ##### FUNCTION gst_index_new ##### -->
<para>
</para>
@Returns:
<!-- ##### FUNCTION gst_index_get_group ##### -->
<para>
</para>
@index:
@Returns:
<!-- ##### FUNCTION gst_index_new_group ##### -->
<para>
</para>
@index:
@Returns:
<!-- ##### FUNCTION gst_index_set_group ##### -->
<para>
</para>
@index:
@groupnum:
@Returns:
<!-- ##### FUNCTION gst_index_set_certainty ##### -->
<para>
</para>
@index:
@certainty:
<!-- ##### FUNCTION gst_index_get_certainty ##### -->
<para>
</para>
@index:
@Returns:
<!-- ##### FUNCTION gst_index_set_filter ##### -->
<para>
</para>
@index:
@filter:
@user_data:
<!-- ##### FUNCTION gst_index_set_resolver ##### -->
<para>
</para>
@index:
@resolver:
@user_data:
<!-- ##### FUNCTION gst_index_get_writer_id ##### -->
<para>
</para>
@index:
@writer:
@id:
@Returns:
<!-- ##### FUNCTION gst_index_add_format ##### -->
<para>
</para>
@index:
@id:
@format:
@Returns:
<!-- ##### FUNCTION gst_index_add_association ##### -->
<para>
</para>
@index:
@id:
@flags:
@format:
@value:
@Varargs:
@Returns:
<!-- ##### FUNCTION gst_index_add_object ##### -->
<para>
</para>
@index:
@id:
@key:
@type:
@object:
@Returns:
<!-- ##### FUNCTION gst_index_add_id ##### -->
<para>
</para>
@index:
@id:
@description:
@Returns:
<!-- ##### FUNCTION gst_index_get_assoc_entry ##### -->
<para>
</para>
@index:
@id:
@method:
@format:
@value:
@Returns:
<!-- ##### FUNCTION gst_index_get_assoc_entry_full ##### -->
<para>
</para>
@index:
@id:
@method:
@format:
@value:
@func:
@user_data:
@Returns:
<!-- ##### FUNCTION gst_index_entry_free ##### -->
<para>
</para>
@entry:
<!-- ##### FUNCTION gst_index_entry_assoc_map ##### -->
<para>
</para>
@entry:
@format:
@value:
@Returns:
<!-- ##### SIGNAL GstIndex::entry-added ##### -->
<para>
Is emited when a new entry is added to the index.
</para>
@gstindex: the object which received the signal.
@arg1: The entry added to the index.
<!-- ##### SECTION Title ##### -->
GstIndexFactory
<!-- ##### SECTION Short_Description ##### -->
Create GstIndexes from a factory
<!-- ##### SECTION Long_Description ##### -->
<para>
GstIndexFactory is used to dynamically create GstIndex implementations.
</para>
<!-- ##### SECTION See_Also ##### -->
<para>
#GstIndex
</para>
<!-- ##### STRUCT GstIndexFactory ##### -->
<para>
The GstIndexFactory object
</para>
<!-- ##### FUNCTION gst_index_factory_new ##### -->
<para>
</para>
@name:
@longdesc:
@type:
@Returns:
<!-- ##### FUNCTION gst_index_factory_destroy ##### -->
<para>
</para>
@factory:
<!-- ##### FUNCTION gst_index_factory_find ##### -->
<para>
</para>
@name:
@Returns:
<!-- ##### FUNCTION gst_index_factory_create ##### -->
<para>
</para>
@factory:
@Returns:
<!-- ##### FUNCTION gst_index_factory_make ##### -->
<para>
</para>
@name:
@Returns:
<!-- ##### SECTION Title ##### -->
GstProbe
<!-- ##### SECTION Short_Description ##### -->
Receive callbacks of data passing
<!-- ##### SECTION Long_Description ##### -->
<para>
PadProbes are used to be signalled with a callback when certain GstData
passes through pads.
</para>
<para>
Probes are usually used in combination with a probe dispatcher that will
enumerate all registered probes to signal them.
</para>
<!-- ##### SECTION See_Also ##### -->
<para>
</para>
<!-- ##### STRUCT GstProbe ##### -->
<para>
The probe structure
</para>
@single_shot:
@callback:
@user_data:
<!-- ##### USER_FUNCTION GstProbeCallback ##### -->
<para>
The function that will be called when a probe is activated.
</para>
@probe: The probe that signalled the callback
@data: The GstData that triggered the probe
@user_data: user data
@Returns: TRUE if the GstData should be removed from the stream.
<!-- ##### FUNCTION gst_probe_new ##### -->
<para>
</para>
@single_shot:
@callback:
@user_data:
@Returns:
<!-- ##### FUNCTION gst_probe_destroy ##### -->
<para>
</para>
@probe:
<!-- ##### FUNCTION gst_probe_perform ##### -->
<para>
</para>
@probe:
@data:
@Returns:
<!-- ##### STRUCT GstProbeDispatcher ##### -->
<para>
The structure of the probe dispatcher
</para>
@active:
@probes:
<!-- ##### FUNCTION gst_probe_dispatcher_new ##### -->
<para>
</para>
@Returns:
<!-- ##### FUNCTION gst_probe_dispatcher_destroy ##### -->
<para>
</para>
@disp:
<!-- ##### FUNCTION gst_probe_dispatcher_init ##### -->
<para>
</para>
@disp:
<!-- ##### FUNCTION gst_probe_dispatcher_set_active ##### -->
<para>
</para>
@disp:
@active:
<!-- ##### FUNCTION gst_probe_dispatcher_add_probe ##### -->
<para>
</para>
@disp:
@probe:
<!-- ##### FUNCTION gst_probe_dispatcher_remove_probe ##### -->
<para>
</para>
@disp:
@probe:
<!-- ##### FUNCTION gst_probe_dispatcher_dispatch ##### -->
<para>
</para>
@disp:
@data:
@Returns:
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