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docs/gst/Makefile.am: Remove --ignore-fail-on-non-empty (#150331)
Original commit message from CVS: * docs/gst/Makefile.am: Remove --ignore-fail-on-non-empty (#150331) * docs/libs/Makefile.am: same * docs/gst/tmpl/gstxml.sgml: Remove GstXMLNs * docs/random/ds/0.9-planning: random additions * docs/random/ds/0.9-suggested-changes: same * gst/gstxml.h: remove vestigal GstXMLNs definition Preferred caps: (#147789) * docs/gst/gstreamer-sections.txt: Add symbols * docs/gst/tmpl/gstcaps.sgml: Add symbols * gst/gstcaps.c: (gst_caps_copy), (gst_caps_free), (gst_caps_append), (gst_caps_copy_1), (gst_caps_intersect), (gst_caps_union), (gst_caps_save_thyself), (gst_caps_load_thyself), (gst_caps_get_preferred), (gst_caps_set_preferred), (gst_caps_get_structure_by_id), (gst_caps_prefer_foreach), (gst_caps_use_preferred): Handle caps preferences * gst/gstcaps.h: Add caps preferences * gst/gstpad.c: (gst_pad_link_get_preferred), (gst_pad_link_fixate), (gst_pad_link_call_link_functions), (gst_pad_renegotiate), (gst_pad_guess_preferred), (gst_pad_get_caps), (gst_pad_push): Use caps preferences for negotiation.
This commit is contained in:
David Schleef
parent
7fb1f1901f
commit
aa6049eb61
12 changed files with 339 additions and 18 deletions
25
ChangeLog
25
ChangeLog
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@ -1,3 +1,28 @@
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2004-08-18 David Schleef <ds@schleef.org>
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* docs/gst/Makefile.am: Remove --ignore-fail-on-non-empty (#150331)
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* docs/libs/Makefile.am: same
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* docs/gst/tmpl/gstxml.sgml: Remove GstXMLNs
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* docs/random/ds/0.9-planning: random additions
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* docs/random/ds/0.9-suggested-changes: same
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* gst/gstxml.h: remove vestigal GstXMLNs definition
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Preferred caps: (#147789)
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* docs/gst/gstreamer-sections.txt: Add symbols
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* docs/gst/tmpl/gstcaps.sgml: Add symbols
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* gst/gstcaps.c: (gst_caps_copy), (gst_caps_free),
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(gst_caps_append), (gst_caps_copy_1), (gst_caps_intersect),
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(gst_caps_union), (gst_caps_save_thyself), (gst_caps_load_thyself),
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(gst_caps_get_preferred), (gst_caps_set_preferred),
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(gst_caps_get_structure_by_id), (gst_caps_prefer_foreach),
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(gst_caps_use_preferred): Handle caps preferences
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* gst/gstcaps.h: Add caps preferences
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* gst/gstpad.c: (gst_pad_link_get_preferred),
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(gst_pad_link_fixate), (gst_pad_link_call_link_functions),
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(gst_pad_renegotiate), (gst_pad_guess_preferred),
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(gst_pad_get_caps), (gst_pad_push): Use caps preferences for
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negotiation.
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2004-08-17 Benjamin Otte <in7y118@public.uni-hamburg.de>
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* gst/autoplug/gstspideridentity.c:
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@ -332,7 +332,7 @@ uninstall-local:
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echo '-- Uninstalling $(DESTDIR)$(TARGET_DIR)/index.sgml' ; \
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rm -f $(DESTDIR)$(TARGET_DIR)/index.sgml; \
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fi)
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if test -d $(DESTDIR)$(TARGET_DIR); then rmdir -p --ignore-fail-on-non-empty $(DESTDIR)$(TARGET_DIR); fi
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if test -d $(DESTDIR)$(TARGET_DIR); then rmdir -p $(DESTDIR)$(TARGET_DIR) 2>/dev/null; fi
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#
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# Require gtk-doc when making dist
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@ -142,6 +142,7 @@ GST_CAPS_IS_SIMPLE
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gst_caps_is_simple
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GST_DEBUG_CAPS
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GST_STATIC_CAPS
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GST_STATIC_CAPS_PREFERRED
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GstCaps
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GstStaticCaps
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gst_caps_new_empty
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@ -181,6 +182,9 @@ gst_caps_from_string
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gst_caps_structure_fixate_field_nearest_int
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gst_caps_structure_fixate_field_nearest_double
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gst_caps_subtract
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gst_caps_get_preferred
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gst_caps_set_preferred
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gst_caps_use_preferred
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<SUBSECTION Standard>
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GST_CAPS
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GST_IS_CAPS
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@ -82,6 +82,15 @@ Structure describing sets of media formats
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@string:
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<!-- ##### MACRO GST_STATIC_CAPS_PREFERRED ##### -->
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<para>
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</para>
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@string:
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@preferred:
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<!-- ##### STRUCT GstCaps ##### -->
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<para>
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@ -90,6 +99,7 @@ Structure describing sets of media formats
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@type:
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@flags:
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@structs:
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@preferred:
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@_gst_reserved:
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<!-- ##### STRUCT GstStaticCaps ##### -->
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@ -99,6 +109,7 @@ Structure describing sets of media formats
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@caps:
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@string:
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@preferred:
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@_gst_reserved:
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<!-- ##### FUNCTION gst_caps_new_empty ##### -->
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@ -454,3 +465,30 @@ Structure describing sets of media formats
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@Returns:
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<!-- ##### FUNCTION gst_caps_get_preferred ##### -->
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<para>
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</para>
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@caps:
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@Returns:
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<!-- ##### FUNCTION gst_caps_set_preferred ##### -->
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<para>
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</para>
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@caps:
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@structure:
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<!-- ##### FUNCTION gst_caps_use_preferred ##### -->
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<para>
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</para>
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@caps:
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@Returns:
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@ -33,12 +33,6 @@ XML save/restore operations of pipelines
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@arg1:
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@arg2:
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<!-- ##### STRUCT GstXMLNs ##### -->
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<para>
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</para>
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<!-- ##### FUNCTION gst_xml_write ##### -->
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<para>
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@ -299,7 +299,7 @@ uninstall-local:
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echo '-- Uninstalling $(DESTDIR)$(TARGET_DIR)/index.sgml' ; \
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rm -f $(DESTDIR)$(TARGET_DIR)/index.sgml; \
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fi)
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if test -d $(DESTDIR)$(TARGET_DIR); then rmdir -p --ignore-fail-on-non-empty $(DESTDIR)$(TARGET_DIR); fi
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if test -d $(DESTDIR)$(TARGET_DIR); then rmdir -p $(DESTDIR)$(TARGET_DIR) 2>/dev/null; fi
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#
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# Require gtk-doc when making dist
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@ -151,6 +151,15 @@ Example #2:
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- osssink.iterate() is called
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Evil:
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fakesrc ! tee ! fakesink tee0. ! never_accept_a_buffer_sink
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sinesrc ! osssink videotestsrc ! ximagesink
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fakesrc ! fakesink (pausing)
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sinesrc ! identity ! osssink
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@ -86,6 +86,8 @@ API:
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- rename GST_TYPE_FIXED_LIST to GST_TYPE_ARRAY
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- remove GstMemChunk
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caps:
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(Company:)
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136
gst/gstcaps.c
136
gst/gstcaps.c
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@ -210,6 +210,10 @@ gst_caps_copy (const GstCaps * caps)
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gst_caps_append_structure (newcaps, gst_structure_copy (structure));
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}
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if (caps->preferred) {
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newcaps->preferred = gst_structure_copy (caps->preferred);
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}
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return newcaps;
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}
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@ -228,6 +232,9 @@ gst_caps_free (GstCaps * caps)
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g_return_if_fail (GST_IS_CAPS (caps));
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if (caps->preferred) {
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gst_structure_free (caps->preferred);
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}
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for (i = 0; i < caps->structs->len; i++) {
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structure = gst_caps_get_structure (caps, i);
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gst_structure_free (structure);
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@ -302,6 +309,15 @@ gst_caps_append (GstCaps * caps1, GstCaps * caps2)
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gst_caps_append_structure (caps1, structure);
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}
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}
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if (caps2->preferred) {
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if (caps1->preferred) {
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gst_structure_free (caps2->preferred);
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} else {
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caps1->preferred = caps2->preferred;
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}
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}
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g_ptr_array_free (caps2->structs, TRUE);
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#ifdef USE_POISONING
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memset (caps2, 0xff, sizeof (GstCaps));
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@ -442,6 +458,10 @@ gst_caps_copy_1 (const GstCaps * caps)
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gst_caps_append_structure (newcaps, gst_structure_copy (structure));
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}
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if (caps->preferred) {
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newcaps->preferred = gst_structure_copy (caps->preferred);
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}
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return newcaps;
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}
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@ -849,6 +869,12 @@ gst_caps_intersect (const GstCaps * caps1, const GstCaps * caps2)
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}
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}
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if (caps1->preferred) {
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dest->preferred = gst_structure_copy (caps1->preferred);
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} else if (caps2->preferred) {
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dest->preferred = gst_structure_copy (caps2->preferred);
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}
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gst_caps_do_simplify (dest);
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return dest;
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}
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@ -1010,6 +1036,12 @@ gst_caps_union (const GstCaps * caps1, const GstCaps * caps2)
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dest2 = gst_caps_copy (caps2);
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gst_caps_append (dest1, dest2);
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if (caps1->preferred) {
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dest1->preferred = gst_structure_copy (caps1->preferred);
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} else if (caps2->preferred) {
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dest1->preferred = gst_structure_copy (caps2->preferred);
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}
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gst_caps_do_simplify (dest1);
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return dest1;
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}
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@ -1612,3 +1644,107 @@ gst_caps_structure_fixate_field_nearest_double (GstStructure * structure,
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return FALSE;
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}
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const GstStructure *
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gst_caps_get_preferred (const GstCaps * caps)
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{
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g_return_val_if_fail (GST_IS_CAPS (caps), NULL);
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return caps->preferred;
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}
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void
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gst_caps_set_preferred (GstCaps * caps, const GstStructure * structure)
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{
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g_return_if_fail (GST_IS_CAPS (caps));
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g_return_if_fail (GST_IS_STRUCTURE (structure));
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if (caps->preferred)
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gst_structure_free (caps->preferred);
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caps->preferred = gst_structure_copy (structure);
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}
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GstStructure *
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gst_caps_get_structure_by_id (const GstCaps * caps, GQuark id)
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{
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int i;
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GstStructure *structure;
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g_return_val_if_fail (GST_IS_CAPS (caps), NULL);
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for (i = 0; i < gst_caps_get_size (caps); i++) {
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structure = gst_caps_get_structure (caps, i);
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if (structure->name == id) {
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return structure;
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}
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}
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return NULL;
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}
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static gboolean
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gst_caps_prefer_foreach (GQuark name, GValue * value, gpointer user_data)
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{
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GstStructure *structure = (GstStructure *) user_data;
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const GValue *svalue;
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GValue ivalue = { 0 };
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gboolean ret;
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svalue = gst_structure_id_get_value (structure, name);
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if (svalue == NULL)
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return TRUE;
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if (G_VALUE_TYPE (value) == G_TYPE_INT) {
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int target = g_value_get_int (value);
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gst_caps_structure_fixate_field_nearest_int (structure,
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g_quark_to_string (name), target);
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} else if (G_VALUE_TYPE (value) == G_TYPE_DOUBLE) {
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double target = g_value_get_double (value);
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gst_caps_structure_fixate_field_nearest_double (structure,
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g_quark_to_string (name), target);
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} else {
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ret = gst_value_intersect (&ivalue, value, svalue);
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if (ret) {
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gst_structure_id_set_value (structure, name, &ivalue);
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g_value_unset (&ivalue);
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}
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}
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return TRUE;
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}
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GstCaps *
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gst_caps_use_preferred (const GstCaps * caps)
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{
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GstCaps *pcaps;
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GstStructure *structure;
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g_return_val_if_fail (GST_IS_CAPS (caps), NULL);
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if (!caps->preferred || gst_caps_is_any (caps) || gst_caps_is_empty (caps)
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|| gst_caps_is_fixed (caps)) {
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return gst_caps_copy (caps);
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}
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if (gst_caps_is_simple (caps)) {
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structure = gst_caps_get_structure (caps, 0);
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} else {
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structure = gst_caps_get_structure_by_id (caps, caps->preferred->name);
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}
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if (structure) {
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structure = gst_structure_copy (structure);
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gst_structure_foreach (caps->preferred, gst_caps_prefer_foreach, structure);
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pcaps = gst_caps_new_full (structure, NULL);
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return pcaps;
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}
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/* FIXME */
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return NULL;
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}
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@ -26,7 +26,7 @@
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G_BEGIN_DECLS
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#define GST_TYPE_CAPS (gst_caps_get_type())
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#define GST_CAPS(object) ((GstCaps*)object)
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#define GST_CAPS(object) ((GstCaps*)(object))
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#define GST_IS_CAPS(object) ((object) && (GST_CAPS(object)->type == GST_TYPE_CAPS))
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#define GST_CAPS_FLAGS_ANY (1 << 0)
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@ -51,6 +51,13 @@ G_BEGIN_DECLS
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/* string */ string, \
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}
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#define GST_STATIC_CAPS_PREFERRED(string, preferred) \
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{ \
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/* caps */ { 0 }, \
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/* string */ string, \
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/* preferred */ preferred, \
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}
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typedef struct _GstCaps GstCaps;
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typedef struct _GstStaticCaps GstStaticCaps;
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@ -59,14 +66,17 @@ struct _GstCaps {
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guint16 flags;
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GPtrArray *structs;
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GstStructure *preferred;
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gpointer _gst_reserved[GST_PADDING];
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gpointer _gst_reserved[GST_PADDING - 1];
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};
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struct _GstStaticCaps {
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GstCaps caps;
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const char *string;
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gpointer _gst_reserved[GST_PADDING];
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const char *preferred;
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gpointer _gst_reserved[GST_PADDING - 1];
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};
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GType gst_caps_get_type (void) G_GNUC_CONST;
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@ -149,6 +159,12 @@ gboolean gst_caps_structure_fixate_field_nearest_double (GstStru
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const char *field_name,
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double target);
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const GstStructure * gst_caps_get_preferred (const GstCaps *caps);
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void gst_caps_set_preferred (GstCaps *caps,
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const GstStructure *structure);
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GstCaps * gst_caps_use_preferred (const GstCaps *caps);
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G_END_DECLS
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#endif /* __GST_CAPS_H__ */
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109
gst/gstpad.c
109
gst/gstpad.c
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@ -1149,20 +1149,61 @@ gst_pad_link_ready_for_negotiation (GstPadLink * link)
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return TRUE;
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}
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static const GstStructure *
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gst_pad_link_get_preferred (GstPadLink * link)
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{
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const GstStructure *pref;
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if (link->filtercaps) {
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pref = gst_caps_get_preferred (link->filtercaps);
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if (pref)
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return pref;
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}
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if (link->srccaps) {
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pref = gst_caps_get_preferred (link->srccaps);
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if (pref)
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return pref;
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}
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if (link->sinkcaps) {
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pref = gst_caps_get_preferred (link->sinkcaps);
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if (pref)
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return pref;
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}
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return NULL;
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}
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static void
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gst_pad_link_fixate (GstPadLink * link)
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{
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GstCaps *caps;
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GstCaps *newcaps;
|
||||
const GstStructure *pref;
|
||||
|
||||
caps = link->caps;
|
||||
|
||||
g_return_if_fail (caps != NULL);
|
||||
g_return_if_fail (!gst_caps_is_empty (caps));
|
||||
|
||||
GST_DEBUG ("trying to fixate caps %" GST_PTR_FORMAT, caps);
|
||||
|
||||
gst_caps_do_simplify (caps);
|
||||
|
||||
pref = gst_pad_link_get_preferred (link);
|
||||
GST_DEBUG ("link had preferred format %" GST_PTR_FORMAT, pref);
|
||||
if (pref) {
|
||||
GstCaps *caps2;
|
||||
|
||||
gst_caps_set_preferred (caps, pref);
|
||||
caps2 = gst_caps_use_preferred (caps);
|
||||
GST_DEBUG ("using preferred format %" GST_PTR_FORMAT, caps2);
|
||||
if (caps2) {
|
||||
gst_caps_free (caps);
|
||||
caps = caps2;
|
||||
}
|
||||
}
|
||||
|
||||
GST_DEBUG ("trying to fixate caps %" GST_PTR_FORMAT, caps);
|
||||
while (!gst_caps_is_fixed (caps)) {
|
||||
int i;
|
||||
|
||||
|
|
@ -1305,6 +1346,8 @@ gst_pad_link_call_link_functions (GstPadLink * link)
|
|||
}
|
||||
}
|
||||
|
||||
g_assert (GST_IS_PAD (link->srcpad));
|
||||
g_assert (GST_IS_PAD (link->sinkpad));
|
||||
GST_FLAG_UNSET (link->srcpad, GST_PAD_NEGOTIATING);
|
||||
GST_FLAG_UNSET (link->sinkpad, GST_PAD_NEGOTIATING);
|
||||
return res;
|
||||
|
|
@ -1435,8 +1478,8 @@ gst_pad_renegotiate (GstPad * pad)
|
|||
|
||||
link = gst_pad_link_new ();
|
||||
|
||||
link->srcpad = GST_PAD_LINK_SRC (pad);
|
||||
link->sinkpad = GST_PAD_LINK_SINK (pad);
|
||||
link->srcpad = GST_PAD (GST_PAD_REALIZE (GST_PAD_LINK_SRC (pad)));
|
||||
link->sinkpad = GST_PAD (GST_PAD_REALIZE (GST_PAD_LINK_SINK (pad)));
|
||||
|
||||
if (!gst_pad_link_ready_for_negotiation (link)) {
|
||||
gst_pad_link_free (link);
|
||||
|
|
@ -2600,6 +2643,52 @@ gst_pad_get_negotiated_caps (GstPad * pad)
|
|||
return GST_RPAD_LINK (pad)->caps;
|
||||
}
|
||||
|
||||
static GstStructure *
|
||||
gst_pad_guess_preferred (GstPad * pad, const GstCaps * caps)
|
||||
{
|
||||
GstCaps *prefcaps;
|
||||
GstStructure *pref = NULL;
|
||||
|
||||
if (caps->preferred != NULL)
|
||||
return NULL;
|
||||
if (GST_RPAD_FIXATEFUNC (pad) == NULL)
|
||||
return NULL;
|
||||
|
||||
GST_DEBUG ("guessing preferred format of %" GST_PTR_FORMAT, caps);
|
||||
prefcaps = gst_caps_copy (caps);
|
||||
|
||||
/* help things along a bit */
|
||||
if (!gst_caps_is_simple (prefcaps)) {
|
||||
GstCaps *newpref;
|
||||
|
||||
newpref =
|
||||
gst_caps_new_full (gst_structure_copy (gst_caps_get_structure (caps,
|
||||
0)), NULL);
|
||||
gst_caps_free (prefcaps);
|
||||
prefcaps = newpref;
|
||||
}
|
||||
|
||||
while (!gst_caps_is_fixed (prefcaps)) {
|
||||
GstCaps *newpref;
|
||||
|
||||
newpref = GST_RPAD_FIXATEFUNC (pad) (pad, prefcaps);
|
||||
GST_DEBUG ("fixated to %" GST_PTR_FORMAT, newpref);
|
||||
if (newpref) {
|
||||
gst_caps_free (prefcaps);
|
||||
prefcaps = newpref;
|
||||
} else {
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (gst_caps_is_fixed (prefcaps)) {
|
||||
pref = gst_structure_copy (gst_caps_get_structure (prefcaps, 0));
|
||||
}
|
||||
|
||||
gst_caps_free (prefcaps);
|
||||
return pref;
|
||||
}
|
||||
|
||||
/**
|
||||
* gst_pad_get_caps:
|
||||
* @pad: a #GstPad to get the capabilities of.
|
||||
|
|
@ -2660,6 +2749,16 @@ gst_pad_get_caps (GstPad * pad)
|
|||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
if (caps->preferred == NULL && GST_RPAD_FIXATEFUNC (pad)) {
|
||||
GstStructure *pref;
|
||||
|
||||
pref = gst_pad_guess_preferred (pad, caps);
|
||||
if (pref) {
|
||||
gst_caps_set_preferred (caps, pref);
|
||||
}
|
||||
}
|
||||
|
||||
return caps;
|
||||
}
|
||||
}
|
||||
|
|
@ -3199,7 +3298,7 @@ gst_pad_push (GstPad * pad, GstData * data)
|
|||
if (!GST_IS_EVENT (data) && !GST_PAD_IS_ACTIVE (peer)) {
|
||||
g_warning ("push on peer of pad %s:%s but peer is not active",
|
||||
GST_DEBUG_PAD_NAME (pad));
|
||||
return;
|
||||
//return;
|
||||
}
|
||||
|
||||
if (peer->chainhandler) {
|
||||
|
|
|
|||
|
|
@ -52,8 +52,6 @@ struct _GstXML {
|
|||
gpointer _gst_reserved[GST_PADDING];
|
||||
};
|
||||
|
||||
typedef struct _GstXMLNs GstXMLNs;
|
||||
|
||||
struct _GstXMLClass {
|
||||
GstObjectClass parent_class;
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue