mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-23 08:46:40 +00:00
gdkpixbuf: re-enable already-ported gdkpixbuf element as gdkpixbufdec
Not sure why it as disabled exactly given that it had already been ported (though without metas or baseclass). Move plugin_init bits into separate source file, and rename decoder element to gdkpixbufdec.
This commit is contained in:
Tim-Philipp Müller
parent
58037b75b2
commit
582bfea738
5 changed files with 204 additions and 170 deletions
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@ -297,7 +297,7 @@ dnl *** plug-ins to include ***
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dnl Non ported plugins (non-dependant, then dependant)
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dnl Make sure you have a space before and after all plugins
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GST_PLUGINS_NONPORTED="cairo cairo_gobject gdk_pixbuf osx_audio "
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GST_PLUGINS_NONPORTED="cairo cairo_gobject osx_audio "
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AC_SUBST(GST_PLUGINS_NONPORTED)
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dnl these are all the gst plug-ins, compilable without additional libs
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@ -1,7 +1,17 @@
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plugin_LTLIBRARIES = libgstgdkpixbuf.la
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libgstgdkpixbuf_la_SOURCES = gstgdkpixbuf.c gstgdkpixbufsink.c pixbufscale.c \
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gstgdkpixbufoverlay.c
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# pixbufscale.[ch] - not sure the world needs this
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#
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# gstgdkanimation.[ch] - GdkPixbuf animations decode everything from the start,
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# which means it's easy to make us go OOM with manipulated input, disabled
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# TO PORT:
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# gstgdkpixbufsink.c gstgdkpixbufoverlay.c
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# gstgdkpixbufsink.h gstgdkpixbufoverlay.h
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libgstgdkpixbuf_la_SOURCES = \
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gstgdkpixbufplugin.c \
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gstgdkpixbufdec.c
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libgstgdkpixbuf_la_CFLAGS = \
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$(GST_PLUGINS_BASE_CFLAGS) \
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$(GST_CONTROLLER_CFLAGS) \
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@ -16,8 +26,4 @@ libgstgdkpixbuf_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
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libgstgdkpixbuf_la_LIBTOOLFLAGS = --tag=disable-static
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noinst_HEADERS = \
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gstgdkpixbuf.h \
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gstgdkpixbufoverlay.h \
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gstgdkpixbufsink.h \
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pixbufscale.h \
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gstgdkanimation.h
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gstgdkpixbufdec.h
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@ -21,25 +21,18 @@
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gdk-pixbuf/gdk-pixbuf.h>
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#include <string.h>
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#include "gstgdkpixbuf.h"
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#include "gstgdkpixbufoverlay.h"
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#include "gstgdkpixbufsink.h"
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#include "pixbufscale.h"
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#include "gstgdkpixbufdec.h"
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GST_DEBUG_CATEGORY_STATIC (gst_gdk_pixbuf_debug);
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#define GST_CAT_DEFAULT gst_gdk_pixbuf_debug
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GST_DEBUG_CATEGORY_STATIC (gdkpixbufdec_debug);
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#define GST_CAT_DEFAULT gdkpixbufdec_debug
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enum
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{
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ARG_0,
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};
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static GstStaticPadTemplate gst_gdk_pixbuf_sink_template =
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static GstStaticPadTemplate gst_gdk_pixbuf_dec_sink_template =
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GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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@ -63,7 +56,7 @@ static GstStaticPadTemplate gst_gdk_pixbuf_sink_template =
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"image/x-pcx; image/svg; image/svg+xml")
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);
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static GstStaticPadTemplate gst_gdk_pixbuf_src_template =
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static GstStaticPadTemplate gst_gdk_pixbuf_dec_src_template =
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GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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@ -72,21 +65,18 @@ static GstStaticPadTemplate gst_gdk_pixbuf_src_template =
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);
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static GstStateChangeReturn
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gst_gdk_pixbuf_change_state (GstElement * element, GstStateChange transition);
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static GstFlowReturn gst_gdk_pixbuf_chain (GstPad * pad, GstObject * parent,
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gst_gdk_pixbuf_dec_change_state (GstElement * element,
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GstStateChange transition);
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static GstFlowReturn gst_gdk_pixbuf_dec_chain (GstPad * pad, GstObject * parent,
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GstBuffer * buffer);
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static gboolean gst_gdk_pixbuf_sink_event (GstPad * pad, GstObject * parent,
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static gboolean gst_gdk_pixbuf_dec_sink_event (GstPad * pad, GstObject * parent,
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GstEvent * event);
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#ifdef enable_typefind
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static void gst_gdk_pixbuf_type_find (GstTypeFind * tf, gpointer ignore);
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#endif
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#define gst_gdk_pixbuf_parent_class parent_class
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G_DEFINE_TYPE (GstGdkPixbuf, gst_gdk_pixbuf, GST_TYPE_ELEMENT);
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#define gst_gdk_pixbuf_dec_parent_class parent_class
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G_DEFINE_TYPE (GstGdkPixbufDec, gst_gdk_pixbuf_dec, GST_TYPE_ELEMENT);
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static gboolean
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gst_gdk_pixbuf_sink_setcaps (GstGdkPixbuf * filter, GstCaps * caps)
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gst_gdk_pixbuf_dec_sink_setcaps (GstGdkPixbufDec * filter, GstCaps * caps)
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{
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const GValue *framerate;
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GstStructure *s;
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@ -108,7 +98,7 @@ gst_gdk_pixbuf_sink_setcaps (GstGdkPixbuf * filter, GstCaps * caps)
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}
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static GstCaps *
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gst_gdk_pixbuf_get_capslist (GstCaps * filter)
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gst_gdk_pixbuf_dec_get_capslist (GstCaps * filter)
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{
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GSList *slist;
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GSList *slist0;
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@ -134,7 +124,8 @@ gst_gdk_pixbuf_get_capslist (GstCaps * filter)
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}
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g_slist_free (slist0);
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tmpl_caps = gst_static_caps_get (&gst_gdk_pixbuf_sink_template.static_caps);
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tmpl_caps =
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gst_static_caps_get (&gst_gdk_pixbuf_dec_sink_template.static_caps);
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return_caps = gst_caps_intersect (capslist, tmpl_caps);
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gst_caps_unref (tmpl_caps);
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@ -152,7 +143,8 @@ gst_gdk_pixbuf_get_capslist (GstCaps * filter)
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}
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static gboolean
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gst_gdk_pixbuf_sink_query (GstPad * pad, GstObject * parent, GstQuery * query)
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gst_gdk_pixbuf_dec_sink_query (GstPad * pad, GstObject * parent,
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GstQuery * query)
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{
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gboolean res;
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@ -162,7 +154,7 @@ gst_gdk_pixbuf_sink_query (GstPad * pad, GstObject * parent, GstQuery * query)
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GstCaps *filter, *caps;
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gst_query_parse_caps (query, &filter);
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caps = gst_gdk_pixbuf_get_capslist (filter);
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caps = gst_gdk_pixbuf_dec_get_capslist (filter);
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gst_query_set_caps_result (query, caps);
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gst_caps_unref (caps);
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@ -179,40 +171,45 @@ gst_gdk_pixbuf_sink_query (GstPad * pad, GstObject * parent, GstQuery * query)
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/* initialize the plugin's class */
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static void
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gst_gdk_pixbuf_class_init (GstGdkPixbufClass * klass)
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gst_gdk_pixbuf_dec_class_init (GstGdkPixbufDecClass * klass)
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{
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GstElementClass *gstelement_class;
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gstelement_class = (GstElementClass *) klass;
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gstelement_class->change_state =
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GST_DEBUG_FUNCPTR (gst_gdk_pixbuf_change_state);
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GST_DEBUG_FUNCPTR (gst_gdk_pixbuf_dec_change_state);
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&gst_gdk_pixbuf_src_template));
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gst_static_pad_template_get (&gst_gdk_pixbuf_dec_src_template));
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&gst_gdk_pixbuf_sink_template));
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gst_static_pad_template_get (&gst_gdk_pixbuf_dec_sink_template));
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gst_element_class_set_static_metadata (gstelement_class,
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"GdkPixbuf image decoder", "Codec/Decoder/Image",
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"Decodes images in a video stream using GdkPixbuf",
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"David A. Schleef <ds@schleef.org>, Renato Filho <renato.filho@indt.org.br>");
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GST_DEBUG_CATEGORY_INIT (gdkpixbufdec_debug, "gdkpixbuf", 0,
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"GdkPixbuf image decoder");
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}
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static void
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gst_gdk_pixbuf_init (GstGdkPixbuf * filter)
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gst_gdk_pixbuf_dec_init (GstGdkPixbufDec * filter)
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{
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filter->sinkpad =
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gst_pad_new_from_static_template (&gst_gdk_pixbuf_sink_template, "sink");
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gst_pad_new_from_static_template (&gst_gdk_pixbuf_dec_sink_template,
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"sink");
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gst_pad_set_query_function (filter->sinkpad,
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GST_DEBUG_FUNCPTR (gst_gdk_pixbuf_sink_query));
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GST_DEBUG_FUNCPTR (gst_gdk_pixbuf_dec_sink_query));
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gst_pad_set_chain_function (filter->sinkpad,
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GST_DEBUG_FUNCPTR (gst_gdk_pixbuf_chain));
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GST_DEBUG_FUNCPTR (gst_gdk_pixbuf_dec_chain));
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gst_pad_set_event_function (filter->sinkpad,
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GST_DEBUG_FUNCPTR (gst_gdk_pixbuf_sink_event));
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GST_DEBUG_FUNCPTR (gst_gdk_pixbuf_dec_sink_event));
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gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad);
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filter->srcpad =
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gst_pad_new_from_static_template (&gst_gdk_pixbuf_src_template, "src");
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gst_pad_new_from_static_template (&gst_gdk_pixbuf_dec_src_template,
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"src");
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gst_pad_use_fixed_caps (filter->srcpad);
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gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
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@ -221,7 +218,7 @@ gst_gdk_pixbuf_init (GstGdkPixbuf * filter)
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}
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static gboolean
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gst_gdk_pixbuf_setup_pool (GstGdkPixbuf * filter, GstVideoInfo * info)
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gst_gdk_pixbuf_dec_setup_pool (GstGdkPixbufDec * filter, GstVideoInfo * info)
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{
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GstCaps *target;
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GstQuery *query;
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@ -274,7 +271,7 @@ gst_gdk_pixbuf_setup_pool (GstGdkPixbuf * filter, GstVideoInfo * info)
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}
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static GstFlowReturn
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gst_gdk_pixbuf_flush (GstGdkPixbuf * filter)
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gst_gdk_pixbuf_dec_flush (GstGdkPixbufDec * filter)
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{
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GstBuffer *outbuf;
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GdkPixbuf *pixbuf;
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@ -325,7 +322,7 @@ gst_gdk_pixbuf_flush (GstGdkPixbuf * filter)
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gst_pad_set_caps (filter->srcpad, caps);
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gst_caps_unref (caps);
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gst_gdk_pixbuf_setup_pool (filter, &info);
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gst_gdk_pixbuf_dec_setup_pool (filter, &info);
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}
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ret = gst_buffer_pool_acquire_buffer (filter->pool, &outbuf, NULL);
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@ -378,13 +375,14 @@ no_buffer:
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}
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static gboolean
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gst_gdk_pixbuf_sink_event (GstPad * pad, GstObject * parent, GstEvent * event)
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gst_gdk_pixbuf_dec_sink_event (GstPad * pad, GstObject * parent,
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GstEvent * event)
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{
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GstFlowReturn res = GST_FLOW_OK;
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gboolean ret = TRUE, forward = TRUE;
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GstGdkPixbuf *pixbuf;
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GstGdkPixbufDec *pixbuf;
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pixbuf = GST_GDK_PIXBUF (parent);
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pixbuf = GST_GDK_PIXBUF_DEC (parent);
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switch (GST_EVENT_TYPE (event)) {
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case GST_EVENT_CAPS:
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@ -392,14 +390,14 @@ gst_gdk_pixbuf_sink_event (GstPad * pad, GstObject * parent, GstEvent * event)
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GstCaps *caps;
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gst_event_parse_caps (event, &caps);
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ret = gst_gdk_pixbuf_sink_setcaps (pixbuf, caps);
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ret = gst_gdk_pixbuf_dec_sink_setcaps (pixbuf, caps);
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forward = FALSE;
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break;
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}
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case GST_EVENT_EOS:
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if (pixbuf->pixbuf_loader != NULL) {
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gdk_pixbuf_loader_close (pixbuf->pixbuf_loader, NULL);
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res = gst_gdk_pixbuf_flush (pixbuf);
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res = gst_gdk_pixbuf_dec_flush (pixbuf);
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g_object_unref (G_OBJECT (pixbuf->pixbuf_loader));
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pixbuf->pixbuf_loader = NULL;
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/* as long as we don't have flow returns for event functions we need
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@ -433,15 +431,15 @@ gst_gdk_pixbuf_sink_event (GstPad * pad, GstObject * parent, GstEvent * event)
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}
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static GstFlowReturn
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gst_gdk_pixbuf_chain (GstPad * pad, GstObject * parent, GstBuffer * buf)
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gst_gdk_pixbuf_dec_chain (GstPad * pad, GstObject * parent, GstBuffer * buf)
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{
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GstGdkPixbuf *filter;
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GstGdkPixbufDec *filter;
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GstFlowReturn ret = GST_FLOW_OK;
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GError *error = NULL;
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GstClockTime timestamp;
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GstMapInfo map;
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filter = GST_GDK_PIXBUF (parent);
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filter = GST_GDK_PIXBUF_DEC (parent);
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timestamp = GST_BUFFER_TIMESTAMP (buf);
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@ -461,10 +459,11 @@ gst_gdk_pixbuf_chain (GstPad * pad, GstObject * parent, GstBuffer * buf)
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&error))
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goto error;
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/* packetised mode? */
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/* packetised mode? *//* FIXME: shouln't this be fps_d != 0, since 0/1
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* might be packetised mode but variable framerate */
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if (filter->in_fps_n != 0) {
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gdk_pixbuf_loader_close (filter->pixbuf_loader, NULL);
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ret = gst_gdk_pixbuf_flush (filter);
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ret = gst_gdk_pixbuf_dec_flush (filter);
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g_object_unref (filter->pixbuf_loader);
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filter->pixbuf_loader = NULL;
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}
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@ -487,10 +486,11 @@ error:
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}
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static GstStateChangeReturn
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gst_gdk_pixbuf_change_state (GstElement * element, GstStateChange transition)
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gst_gdk_pixbuf_dec_change_state (GstElement * element,
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GstStateChange transition)
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{
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GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
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GstGdkPixbuf *dec = GST_GDK_PIXBUF (element);
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GstGdkPixbufDec *dec = GST_GDK_PIXBUF_DEC (element);
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switch (transition) {
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case GST_STATE_CHANGE_READY_TO_PAUSED:
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@ -522,94 +522,3 @@ gst_gdk_pixbuf_change_state (GstElement * element, GstStateChange transition)
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return ret;
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}
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#define GST_GDK_PIXBUF_TYPE_FIND_SIZE 1024
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#ifdef enable_typefind
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static void
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gst_gdk_pixbuf_type_find (GstTypeFind * tf, gpointer ignore)
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{
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guint8 *data;
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GdkPixbufLoader *pixbuf_loader;
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GdkPixbufFormat *format;
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data = gst_type_find_peek (tf, 0, GST_GDK_PIXBUF_TYPE_FIND_SIZE);
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if (data == NULL)
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return;
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GST_DEBUG ("creating new loader");
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pixbuf_loader = gdk_pixbuf_loader_new ();
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gdk_pixbuf_loader_write (pixbuf_loader, data, GST_GDK_PIXBUF_TYPE_FIND_SIZE,
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NULL);
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format = gdk_pixbuf_loader_get_format (pixbuf_loader);
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if (format != NULL) {
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GstCaps *caps;
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gchar **p;
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gchar **mlist = gdk_pixbuf_format_get_mime_types (format);
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for (p = mlist; *p; ++p) {
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GST_DEBUG ("suggesting mime type %s", *p);
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caps = gst_caps_new_simple (*p, NULL);
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gst_type_find_suggest (tf, GST_TYPE_FIND_MINIMUM, caps);
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gst_caps_free (caps);
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}
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g_strfreev (mlist);
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}
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GST_DEBUG ("closing pixbuf loader, hope it doesn't hang ...");
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/* librsvg 2.4.x has a bug where it triggers an endless loop in trying
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to close a gzip that's not an svg; fixed upstream but no good way
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to work around it */
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gdk_pixbuf_loader_close (pixbuf_loader, NULL);
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GST_DEBUG ("closed pixbuf loader");
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g_object_unref (G_OBJECT (pixbuf_loader));
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}
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#endif
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/* entry point to initialize the plug-in
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* initialize the plug-in itself
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* register the element factories and pad templates
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* register the features
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*/
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static gboolean
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plugin_init (GstPlugin * plugin)
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{
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GST_DEBUG_CATEGORY_INIT (gst_gdk_pixbuf_debug, "gdkpixbuf", 0,
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"gdk pixbuf loader");
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if (!gst_element_register (plugin, "gdkpixbufdec", GST_RANK_SECONDARY,
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GST_TYPE_GDK_PIXBUF))
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return FALSE;
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#ifdef enable_typefind
|
||||
gst_type_find_register (plugin, "image/*", GST_RANK_MARGINAL,
|
||||
gst_gdk_pixbuf_type_find, NULL, GST_CAPS_ANY, NULL);
|
||||
#endif
|
||||
|
||||
if (!gst_element_register (plugin, "gdkpixbufoverlay", GST_RANK_NONE,
|
||||
GST_TYPE_GDK_PIXBUF_OVERLAY))
|
||||
return FALSE;
|
||||
|
||||
if (!gst_element_register (plugin, "gdkpixbufsink", GST_RANK_NONE,
|
||||
GST_TYPE_GDK_PIXBUF_SINK))
|
||||
return FALSE;
|
||||
|
||||
if (!pixbufscale_init (plugin))
|
||||
return FALSE;
|
||||
|
||||
/* plugin initialisation succeeded */
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
|
||||
/* this is the structure that gst-register looks for
|
||||
* so keep the name plugin_desc, or you cannot get your plug-in registered */
|
||||
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
|
||||
GST_VERSION_MINOR,
|
||||
gdkpixbuf,
|
||||
"GdkPixbuf-based image decoder, scaler and sink",
|
||||
plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
|
||||
|
|
@ -18,29 +18,30 @@
|
|||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __GST_GDK_PIXBUF_H__
|
||||
#define __GST_GDK_PIXBUF_H__
|
||||
#ifndef __GST_GDK_PIXBUF_DEC_H__
|
||||
#define __GST_GDK_PIXBUF_DEC_H__
|
||||
|
||||
#include <gst/gst.h>
|
||||
#include <gst/video/video.h>
|
||||
#include <gdk-pixbuf/gdk-pixbuf.h>
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
/* #define's don't like whitespacey bits */
|
||||
#define GST_TYPE_GDK_PIXBUF \
|
||||
(gst_gdk_pixbuf_get_type())
|
||||
#define GST_GDK_PIXBUF(obj) \
|
||||
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GDK_PIXBUF,GstGdkPixbuf))
|
||||
#define GST_GDK_PIXBUF_CLASS(klass) \
|
||||
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GDK_PIXBUF,GstGdkPixbufClass))
|
||||
#define GST_IS_GDK_PIXBUF(obj) \
|
||||
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GDK_PIXBUF))
|
||||
#define GST_IS_GDK_PIXBUF_CLASS(klass) \
|
||||
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GDK_PIXBUF))
|
||||
#define GST_TYPE_GDK_PIXBUF_DEC \
|
||||
(gst_gdk_pixbuf_dec_get_type())
|
||||
#define GST_GDK_PIXBUF_DEC(obj) \
|
||||
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GDK_PIXBUF_DEC,GstGdkPixbufDec))
|
||||
#define GST_GDK_PIXBUF_DEC_CLASS(klass) \
|
||||
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GDK_PIXBUF_DEC,GstGdkPixbufDecClass))
|
||||
#define GST_IS_GDK_PIXBUF_DEC(obj) \
|
||||
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GDK_PIXBUF_DEC))
|
||||
#define GST_IS_GDK_PIXBUF_DEC_CLASS(klass) \
|
||||
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GDK_PIXBUF_DEC))
|
||||
|
||||
typedef struct _GstGdkPixbuf GstGdkPixbuf;
|
||||
typedef struct _GstGdkPixbufClass GstGdkPixbufClass;
|
||||
typedef struct _GstGdkPixbufDec GstGdkPixbufDec;
|
||||
typedef struct _GstGdkPixbufDecClass GstGdkPixbufDecClass;
|
||||
|
||||
struct _GstGdkPixbuf
|
||||
struct _GstGdkPixbufDec
|
||||
{
|
||||
GstElement element;
|
||||
|
||||
|
|
@ -55,13 +56,13 @@ struct _GstGdkPixbuf
|
|||
GstBufferPool *pool;
|
||||
};
|
||||
|
||||
struct _GstGdkPixbufClass
|
||||
struct _GstGdkPixbufDecClass
|
||||
{
|
||||
GstElementClass parent_class;
|
||||
};
|
||||
|
||||
static GType gst_gdk_pixbuf_get_type (void);
|
||||
GType gst_gdk_pixbuf_dec_get_type (void);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __GST_GDK_PIXBUF_H__ */
|
||||
#endif /* __GST_GDK_PIXBUF_DEC_H__ */
|
||||
118
ext/gdk_pixbuf/gstgdkpixbufplugin.c
Normal file
118
ext/gdk_pixbuf/gstgdkpixbufplugin.c
Normal file
|
|
@ -0,0 +1,118 @@
|
|||
/* GStreamer GdkPixbuf plugin
|
||||
* Copyright (C) 1999-2001 Erik Walthinsen <omega@cse.ogi.edu>
|
||||
* Copyright (C) 2003 David A. Schleef <ds@schleef.org>
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Library General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library 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
|
||||
* Library General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Library General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include "config.h"
|
||||
#endif
|
||||
|
||||
#include <gst/gst.h>
|
||||
|
||||
#include "gstgdkpixbufdec.h"
|
||||
|
||||
#if 0
|
||||
#include "gstgdkpixbufoverlay.h"
|
||||
#include "gstgdkpixbufsink.h"
|
||||
#endif
|
||||
|
||||
|
||||
#if 0
|
||||
static void gst_gdk_pixbuf_type_find (GstTypeFind * tf, gpointer ignore);
|
||||
|
||||
#define GST_GDK_PIXBUF_TYPE_FIND_SIZE 1024
|
||||
|
||||
static void
|
||||
gst_gdk_pixbuf_type_find (GstTypeFind * tf, gpointer ignore)
|
||||
{
|
||||
guint8 *data;
|
||||
GdkPixbufLoader *pixbuf_loader;
|
||||
GdkPixbufFormat *format;
|
||||
|
||||
data = gst_type_find_peek (tf, 0, GST_GDK_PIXBUF_TYPE_FIND_SIZE);
|
||||
if (data == NULL)
|
||||
return;
|
||||
|
||||
GST_DEBUG ("creating new loader");
|
||||
|
||||
pixbuf_loader = gdk_pixbuf_loader_new ();
|
||||
|
||||
gdk_pixbuf_loader_write (pixbuf_loader, data, GST_GDK_PIXBUF_TYPE_FIND_SIZE,
|
||||
NULL);
|
||||
|
||||
format = gdk_pixbuf_loader_get_format (pixbuf_loader);
|
||||
|
||||
if (format != NULL) {
|
||||
GstCaps *caps;
|
||||
gchar **p;
|
||||
gchar **mlist = gdk_pixbuf_format_get_mime_types (format);
|
||||
|
||||
for (p = mlist; *p; ++p) {
|
||||
GST_DEBUG ("suggesting mime type %s", *p);
|
||||
caps = gst_caps_new_simple (*p, NULL);
|
||||
gst_type_find_suggest (tf, GST_TYPE_FIND_MINIMUM, caps);
|
||||
gst_caps_free (caps);
|
||||
}
|
||||
g_strfreev (mlist);
|
||||
}
|
||||
|
||||
GST_DEBUG ("closing pixbuf loader, hope it doesn't hang ...");
|
||||
/* librsvg 2.4.x has a bug where it triggers an endless loop in trying
|
||||
to close a gzip that's not an svg; fixed upstream but no good way
|
||||
to work around it */
|
||||
gdk_pixbuf_loader_close (pixbuf_loader, NULL);
|
||||
GST_DEBUG ("closed pixbuf loader");
|
||||
g_object_unref (G_OBJECT (pixbuf_loader));
|
||||
}
|
||||
#endif
|
||||
|
||||
static gboolean
|
||||
plugin_init (GstPlugin * plugin)
|
||||
{
|
||||
if (!gst_element_register (plugin, "gdkpixbufdec", GST_RANK_SECONDARY,
|
||||
GST_TYPE_GDK_PIXBUF_DEC))
|
||||
return FALSE;
|
||||
|
||||
#if 0
|
||||
gst_type_find_register (plugin, "image/*", GST_RANK_MARGINAL,
|
||||
gst_gdk_pixbuf_type_find, NULL, GST_CAPS_ANY, NULL);
|
||||
#endif
|
||||
|
||||
#if 0
|
||||
if (!gst_element_register (plugin, "gdkpixbufoverlay", GST_RANK_NONE,
|
||||
GST_TYPE_GDK_PIXBUF_OVERLAY))
|
||||
return FALSE;
|
||||
#endif
|
||||
|
||||
#if 0
|
||||
if (!gst_element_register (plugin, "gdkpixbufsink", GST_RANK_NONE,
|
||||
GST_TYPE_GDK_PIXBUF_SINK))
|
||||
return FALSE;
|
||||
#endif
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
|
||||
/* this is the structure that gst-register looks for
|
||||
* so keep the name plugin_desc, or you cannot get your plug-in registered */
|
||||
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
|
||||
GST_VERSION_MINOR,
|
||||
gdkpixbuf,
|
||||
"GdkPixbuf-based image decoder, overlay and sink",
|
||||
plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
|
||||
Loading…
Reference in a new issue