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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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0c04b2635b
Original commit message from CVS: the test suite. please change GST_CAPS_IS_FIXED to GST_CAPS_IS_FIXED_BP wherever you feel it is necessary
159 lines
4.2 KiB
C
159 lines
4.2 KiB
C
/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include <gst/gst.h>
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/* START of block from 0.7, which is not in 0.6 */
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#define GST_PROPS_ENTRY_IS_VARIABLE(a) (((GstPropsEntry*)(a))->propstype > GST_PROPS_VAR_TYPE)
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struct _GstPropsEntry {
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GQuark propid;
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GstPropsType propstype;
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union {
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/* flat values */
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gboolean bool_data;
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guint32 fourcc_data;
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gint int_data;
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gfloat float_data;
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/* structured values */
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struct {
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GList *entries;
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} list_data; struct {
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gchar *string; } string_data;
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struct { gint min;
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gint max;
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} int_range_data;
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struct {
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gfloat min;
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gfloat max;
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} float_range_data;
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} data;
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};
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static void
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gst_props_remove_entry_by_id (GstProps *props, GQuark propid)
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{
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GList *properties;
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gboolean found;
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/* assume fixed */
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GST_PROPS_FLAG_SET (props, GST_PROPS_FIXED);
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found = FALSE;
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properties = props->properties;
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while (properties) {
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GList *current = properties;
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GstPropsEntry *lentry = (GstPropsEntry *) current->data;
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properties = g_list_next (properties);
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if (lentry->propid == propid) {
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found = TRUE;
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g_list_delete_link (props->properties, current);
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}
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else if (GST_PROPS_ENTRY_IS_VARIABLE (lentry)) {
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GST_PROPS_FLAG_UNSET (props, GST_PROPS_FIXED);
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/* no need to check for further variable entries
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* if we already removed the entry */
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if (found)
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break;
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}
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}
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}
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void
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gst_props_remove_entry_by_name (GstProps *props, const gchar *name)
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{
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GQuark quark;
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g_return_if_fail (props != NULL);
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g_return_if_fail (name != NULL);
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quark = g_quark_from_string (name);
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gst_props_remove_entry_by_id (props, quark);
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}
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/* END of block from 0.7, which is not in 0.6 */
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gint
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main (gint argc, gchar *argv[])
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{
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GstCaps *caps;
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GstProps *props;
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GstPropsEntry *entry;
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gst_init (&argc, &argv);
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caps = GST_CAPS_NEW (
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"testcaps",
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"unknown/unknown",
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NULL);
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/* newly created caps without props is fixed */
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g_assert (GST_CAPS_IS_FIXED (caps));
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entry = gst_props_entry_new ("foo", GST_PROPS_INT (5));
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/* this entry is fixed */
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g_assert (gst_props_entry_is_fixed (entry));
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props = gst_props_empty_new ();
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/* props are fixed when created */
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g_assert (GST_PROPS_IS_FIXED (props));
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gst_props_add_entry (props, entry);
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/* props should still be fixed */
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g_assert (GST_PROPS_IS_FIXED (props));
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gst_caps_set_props (caps, props);
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/* caps should still be fixed */
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g_assert (GST_CAPS_IS_FIXED (caps));
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entry = gst_props_entry_new ("bar", GST_PROPS_INT_RANGE (1, 5));
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/* this entry is variable */
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g_assert (!gst_props_entry_is_fixed (entry));
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gst_props_add_entry (props, entry);
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/* props should be variable now */
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g_assert (!GST_PROPS_IS_FIXED (props));
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/* caps too */
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g_assert (!GST_CAPS_IS_FIXED_BP (caps));
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gst_props_remove_entry_by_name (props, "bar");
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/* props should be fixed again now */
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g_assert (GST_PROPS_IS_FIXED (props));
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/* caps too */
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g_assert (GST_CAPS_IS_FIXED_BP (caps));
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gst_props_set (props, "foo", GST_PROPS_INT_RANGE (1,5));
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/* props should be variable again now */
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g_assert (!GST_PROPS_IS_FIXED (props));
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/* caps too */
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g_assert (!GST_CAPS_IS_FIXED_BP (caps));
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gst_props_set (props, "foo", GST_PROPS_INT (5));
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/* props should be fixed again now */
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g_assert (GST_PROPS_IS_FIXED (props));
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/* caps too */
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g_assert (GST_CAPS_IS_FIXED_BP (caps));
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return 0;
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}
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