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Java binding for the Gstreamer framework (0.10 compatible)
/*
* Copyright (c) 2009 Levente Farkas
* Copyright (c) 2007, 2008 Wayne Meissner
*
* This file is part of gstreamer-java.
*
* This code is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License version 3 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* version 3 for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with this work. If not, see .
*/
package org.gstreamer.lowlevel;
import org.gstreamer.Structure;
import org.gstreamer.lowlevel.GValueAPI.GValue;
import org.gstreamer.lowlevel.annotations.CallerOwnsReturn;
import org.gstreamer.lowlevel.annotations.FreeReturnValue;
import com.sun.jna.Pointer;
import com.sun.jna.ptr.IntByReference;
import com.sun.jna.ptr.PointerByReference;
/**
* GstStructure functions
*/
public interface GstStructureAPI extends com.sun.jna.Library {
GstStructureAPI GSTSTRUCTURE_API = GstNative.load(GstStructureAPI.class);
GType gst_structure_get_type();
boolean gst_structure_get_int(Structure structure, String fieldname, IntByReference value);
boolean gst_structure_fixate_field_nearest_int(Structure structure, String field, int target);
@FreeReturnValue String gst_structure_to_string(Structure structure);
@CallerOwnsReturn Structure gst_structure_from_string(String data, PointerByReference end);
@CallerOwnsReturn Structure gst_structure_empty_new(String name);
@CallerOwnsReturn Structure gst_structure_new(String name, String firstField, Object... args);
@CallerOwnsReturn Structure gst_structure_copy(Structure src);
void gst_structure_remove_field(Structure structure, String fieldName);
void gst_structure_remove_fields(Structure structure, String... fieldNames);
void gst_structure_remove_all_fields(Structure structure);
String gst_structure_get_name(Structure structure);
void gst_structure_set_name(Structure structure, String name);
boolean gst_structure_has_name(Structure structure, String name);
int gst_structure_n_fields(Structure structure);
String gst_structure_nth_field_name(Structure structure, int index);
boolean gst_structure_has_field(Structure structure, String fieldname);
boolean gst_structure_has_field_typed(Structure structure, String fieldname, GType type);
/* utility functions */
boolean gst_structure_get_boolean(Structure structure, String fieldname, int[] value);
boolean gst_structure_get_int(Structure structure, String fieldname, int[] value);
boolean gst_structure_get_fourcc(Structure structure, String fieldname, int[] value);
boolean gst_structure_get_double(Structure structure, String fieldname, double[] value);
boolean gst_structure_get_date(Structure structure, String fieldname, PointerByReference value);
boolean gst_structure_get_date(Structure structure, String fieldname, Pointer[] value);
//boolean gst_structure_get_clock_time(Structure structure, String fieldname, GstClockTime *value);
String gst_structure_get_string(Structure structure, String fieldname);
boolean gst_structure_get_enum(Structure structure, String fieldname, GType enumtype, int[] value);
boolean gst_structure_get_fraction(Structure structure, String fieldname,
int[] value_numerator,
int[] value_denominator);
GValue gst_structure_get_value(Structure structure, String fieldname);
void gst_structure_set(Structure structure, String fieldname, Object... args);
}
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