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do some name borgifying document
Original commit message from CVS: do some name borgifying document
This commit is contained in:
Thomas Vander Stichele
parent
695afd0edf
commit
0a68fafa43
10 changed files with 207 additions and 146 deletions
32
ChangeLog
32
ChangeLog
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@ -1,3 +1,35 @@
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2005-11-25 Thomas Vander Stichele <thomas at apestaart dot org>
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* docs/plugins/Makefile.am:
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* docs/plugins/gst-plugins-good-plugins-docs.sgml:
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* docs/plugins/gst-plugins-good-plugins-sections.txt:
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* docs/plugins/inspect/plugin-autodetect.xml:
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* ext/cairo/gstcairo.c: (plugin_init):
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* ext/cairo/gsttextoverlay.c: (gst_text_overlay_base_init),
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(gst_text_overlay_class_init), (gst_text_overlay_finalize),
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(gst_text_overlay_init), (gst_text_overlay_font_init),
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(gst_text_overlay_set_property), (gst_text_overlay_render_text),
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(gst_text_overlay_getcaps), (gst_text_overlay_setcaps),
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(gst_text_overlay_text_pad_linked),
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(gst_text_overlay_text_pad_unlinked), (gst_text_overlay_shade_y),
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(gst_text_overlay_blit_1), (gst_text_overlay_blit_sub2x2),
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(gst_text_overlay_push_frame), (gst_text_overlay_pop_video),
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(gst_text_overlay_pop_text), (gst_text_overlay_collected),
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(gst_text_overlay_change_state):
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* ext/cairo/gsttextoverlay.h:
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* ext/cairo/gsttimeoverlay.c:
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(gst_cairo_time_overlay_update_font_height),
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(gst_cairo_time_overlay_set_caps),
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(gst_cairo_time_overlay_get_unit_size),
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(gst_cairo_time_overlay_print_smpte_time),
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(gst_cairo_time_overlay_transform),
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(gst_cairo_time_overlay_base_init),
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(gst_cairo_time_overlay_class_init), (gst_cairo_time_overlay_init),
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(gst_cairo_time_overlay_get_type):
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* ext/cairo/gsttimeoverlay.h:
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do some name borgifying
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document
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2005-11-25 Thomas Vander Stichele <thomas at apestaart dot org>
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* docs/plugins/Makefile.am:
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@ -77,7 +77,8 @@ EXTRA_HFILES = \
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$(top_srcdir)/gst/autodetect/gstautoaudiosink.h \
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$(top_srcdir)/gst/autodetect/gstautovideosink.h \
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$(top_srcdir)/gst/level/gstlevel.h \
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$(top_srcdir)/gst/goom/gstgoom.h
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$(top_srcdir)/gst/goom/gstgoom.h \
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$(top_srcdir)/ext/cairo/gsttimeoverlay.h
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# example code that needs to be converted to xml and placed in xml/
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EXAMPLE_CFILES = \
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@ -14,6 +14,7 @@
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<title>gst-plugins-good Elements</title>
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<xi:include href="xml/element-autoaudiosink.xml" />
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<xi:include href="xml/element-autovideosink.xml" />
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<xi:include href="xml/element-cairotimeoverlay.xml" />
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<xi:include href="xml/element-goom.xml" />
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<xi:include href="xml/element-level.xml" />
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</chapter>
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@ -25,20 +26,27 @@
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<xi:include href="xml/plugin-aasink.xml" />
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<xi:include href="xml/plugin-alaw.xml" />
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<xi:include href="xml/plugin-alpha.xml" />
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<xi:include href="xml/plugin-alphacolor.xml" />
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<xi:include href="xml/plugin-autodetect.xml" />
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<xi:include href="xml/plugin-avi.xml" />
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<xi:include href="xml/plugin-cacasink.xml" />
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<xi:include href="xml/plugin-cairo.xml" />
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<xi:include href="xml/plugin-cutter.xml" />
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<xi:include href="xml/plugin-debug.xml" />
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<xi:include href="xml/plugin-dv.xml" />
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<xi:include href="xml/plugin-efence.xml" />
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<xi:include href="xml/plugin-effectv.xml" />
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<xi:include href="xml/plugin-esdsink.xml" />
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<xi:include href="xml/plugin-fdsrc.xml" />
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<xi:include href="xml/plugin-flac.xml" />
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<xi:include href="xml/plugin-flxdec.xml" />
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<xi:include href="xml/plugin-gconfelements.xml" />
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<xi:include href="xml/plugin-goom.xml" />
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<xi:include href="xml/plugin-jpeg.xml" />
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<xi:include href="xml/plugin-level.xml" />
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<xi:include href="xml/plugin-matroska.xml" />
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<xi:include href="xml/plugin-mulaw.xml" />
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<xi:include href="xml/plugin-navigationtest.xml" />
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<xi:include href="xml/plugin-ossaudio.xml" />
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<xi:include href="xml/plugin-png.xml" />
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<xi:include href="xml/plugin-rtp.xml" />
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@ -49,6 +57,8 @@
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<xi:include href="xml/plugin-udp.xml" />
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<xi:include href="xml/plugin-videobox.xml" />
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<xi:include href="xml/plugin-videoflip.xml" />
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<xi:include href="xml/plugin-videomixer.xml" />
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<xi:include href="xml/plugin-wavenc.xml" />
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<xi:include href="xml/plugin-wavparse.xml" />
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</chapter>
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</book>
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@ -14,6 +14,14 @@ GstAutoVideoSink
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GstAutoVideoSinkClass
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</SECTION>
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<SECTION>
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<FILE>element-cairotimeoverlay</FILE>
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GstCairoTimeOverlay
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<TITLE>cairotimeoverlay</TITLE>
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<SUBSECTION Standard>
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GstCairoTimeOverlayClass
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</SECTION>
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<SECTION>
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<FILE>element-goom</FILE>
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GstGoom
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@ -13,14 +13,14 @@
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<name>autoaudiosink</name>
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<longname>Auto audio sink</longname>
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<class>Sink/Audio</class>
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<description>Audio sink embedding the Auto-settings for audio output</description>
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<description>Wrapper audio sink for automatically detected audio sink</description>
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<author>Ronald Bultje <rbultje@ronald.bitfreak.net></author>
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</element>
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<element>
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<name>autovideosink</name>
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<longname>Auto video sink</longname>
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<class>Sink/Video</class>
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<description>Video sink embedding the Auto-settings for video output</description>
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<description>Wrapper video sink for automatically detected video sink</description>
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<author>Ronald Bultje <rbultje@ronald.bitfreak.net></author>
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</element>
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</elements>
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@ -33,9 +33,9 @@ static gboolean
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plugin_init (GstPlugin * plugin)
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{
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gst_element_register (plugin, "cairotextoverlay", GST_RANK_NONE,
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GST_TYPE_TEXT_OVERLAY);
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GST_TYPE_CAIRO_TEXT_OVERLAY);
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gst_element_register (plugin, "cairotimeoverlay", GST_RANK_NONE,
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GST_TYPE_TIMEOVERLAY);
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GST_TYPE_CAIRO_TIME_OVERLAY);
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GST_DEBUG_CATEGORY_INIT (cairo_debug, "cairo", 0, "Cairo elements");
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@ -43,7 +43,7 @@
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GST_DEBUG_CATEGORY_EXTERN (cairo_debug);
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#define GST_CAT_DEFAULT cairo_debug
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static GstElementDetails textoverlay_details = {
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static GstElementDetails cairo_text_overlay_details = {
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"Text Overlay",
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"Filter/Editor/Video",
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"Adds text strings on top of a video buffer",
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@ -68,7 +68,7 @@ enum
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#define DEFAULT_XPAD 25
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#define DEFAULT_FONT "sans"
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static GstStaticPadTemplate textoverlay_src_template_factory =
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static GstStaticPadTemplate cairo_text_overlay_src_template_factory =
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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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@ -101,7 +101,7 @@ static void gst_text_overlay_text_pad_unlinked (GstPad * pad);
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static GstFlowReturn gst_text_overlay_collected (GstCollectPads * pads,
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gpointer data);
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static void gst_text_overlay_finalize (GObject * object);
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static void gst_text_overlay_font_init (GstTextOverlay * overlay);
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static void gst_text_overlay_font_init (GstCairoTextOverlay * overlay);
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/* These macros are adapted from videotestsrc.c */
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#define I420_Y_ROWSTRIDE(width) (GST_ROUND_UP_4(width))
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@ -114,24 +114,25 @@ static void gst_text_overlay_font_init (GstTextOverlay * overlay);
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#define I420_SIZE(w,h) (I420_V_OFFSET(w,h)+(I420_V_ROWSTRIDE(w)*GST_ROUND_UP_2(h)/2))
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GST_BOILERPLATE (GstTextOverlay, gst_text_overlay, GstElement, GST_TYPE_ELEMENT)
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GST_BOILERPLATE (GstCairoTextOverlay, gst_text_overlay, GstElement,
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GST_TYPE_ELEMENT)
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static void gst_text_overlay_base_init (gpointer g_class)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&textoverlay_src_template_factory));
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gst_static_pad_template_get (&cairo_text_overlay_src_template_factory));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&video_sink_template_factory));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&text_sink_template_factory));
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gst_element_class_set_details (element_class, &textoverlay_details);
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gst_element_class_set_details (element_class, &cairo_text_overlay_details);
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}
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static void
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gst_text_overlay_class_init (GstTextOverlayClass * klass)
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gst_text_overlay_class_init (GstCairoTextOverlayClass * klass)
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{
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GObjectClass *gobject_class;
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GstElementClass *gstelement_class;
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@ -190,7 +191,7 @@ gst_text_overlay_class_init (GstTextOverlayClass * klass)
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static void
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gst_text_overlay_finalize (GObject * object)
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{
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GstTextOverlay *overlay = GST_TEXT_OVERLAY (object);
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GstCairoTextOverlay *overlay = GST_CAIRO_TEXT_OVERLAY (object);
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gst_collect_pads_stop (overlay->collect);
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gst_object_unref (overlay->collect);
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@ -205,7 +206,8 @@ gst_text_overlay_finalize (GObject * object)
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}
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static void
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gst_text_overlay_init (GstTextOverlay * overlay, GstTextOverlayClass * klass)
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gst_text_overlay_init (GstCairoTextOverlay * overlay,
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GstCairoTextOverlayClass * klass)
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{
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/* video sink */
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overlay->video_sinkpad =
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@ -230,13 +232,13 @@ gst_text_overlay_init (GstTextOverlay * overlay, GstTextOverlayClass * klass)
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/* (video) source */
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overlay->srcpad =
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gst_pad_new_from_template (gst_static_pad_template_get
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(&textoverlay_src_template_factory), "src");
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(&cairo_text_overlay_src_template_factory), "src");
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gst_pad_set_getcaps_function (overlay->srcpad,
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GST_DEBUG_FUNCPTR (gst_text_overlay_getcaps));
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gst_element_add_pad (GST_ELEMENT (overlay), overlay->srcpad);
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overlay->halign = GST_TEXT_OVERLAY_HALIGN_CENTER;
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overlay->valign = GST_TEXT_OVERLAY_VALIGN_BASELINE;
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overlay->halign = GST_CAIRO_TEXT_OVERLAY_HALIGN_CENTER;
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overlay->valign = GST_CAIRO_TEXT_OVERLAY_VALIGN_BASELINE;
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overlay->xpad = DEFAULT_XPAD;
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overlay->ypad = DEFAULT_YPAD;
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overlay->deltax = 0;
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@ -267,7 +269,7 @@ gst_text_overlay_init (GstTextOverlay * overlay, GstTextOverlayClass * klass)
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}
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static void
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gst_text_overlay_font_init (GstTextOverlay * overlay)
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gst_text_overlay_font_init (GstCairoTextOverlay * overlay)
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{
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cairo_font_extents_t font_extents;
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cairo_surface_t *surface;
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@ -291,7 +293,7 @@ static void
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gst_text_overlay_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstTextOverlay *overlay = GST_TEXT_OVERLAY (object);
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GstCairoTextOverlay *overlay = GST_CAIRO_TEXT_OVERLAY (object);
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GST_OBJECT_LOCK (overlay);
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@ -309,11 +311,11 @@ gst_text_overlay_set_property (GObject * object, guint prop_id,
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const gchar *s = g_value_get_string (value);
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if (strcasecmp (s, "baseline") == 0)
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overlay->valign = GST_TEXT_OVERLAY_VALIGN_BASELINE;
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overlay->valign = GST_CAIRO_TEXT_OVERLAY_VALIGN_BASELINE;
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else if (strcasecmp (s, "bottom") == 0)
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overlay->valign = GST_TEXT_OVERLAY_VALIGN_BOTTOM;
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overlay->valign = GST_CAIRO_TEXT_OVERLAY_VALIGN_BOTTOM;
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else if (strcasecmp (s, "top") == 0)
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overlay->valign = GST_TEXT_OVERLAY_VALIGN_TOP;
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overlay->valign = GST_CAIRO_TEXT_OVERLAY_VALIGN_TOP;
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else
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g_warning ("Invalid 'valign' property value: %s", s);
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break;
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@ -322,11 +324,11 @@ gst_text_overlay_set_property (GObject * object, guint prop_id,
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const gchar *s = g_value_get_string (value);
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if (strcasecmp (s, "left") == 0)
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overlay->halign = GST_TEXT_OVERLAY_HALIGN_LEFT;
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overlay->halign = GST_CAIRO_TEXT_OVERLAY_HALIGN_LEFT;
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else if (strcasecmp (s, "right") == 0)
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overlay->halign = GST_TEXT_OVERLAY_HALIGN_RIGHT;
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overlay->halign = GST_CAIRO_TEXT_OVERLAY_HALIGN_RIGHT;
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else if (strcasecmp (s, "center") == 0)
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overlay->halign = GST_TEXT_OVERLAY_HALIGN_CENTER;
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overlay->halign = GST_CAIRO_TEXT_OVERLAY_HALIGN_CENTER;
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else
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g_warning ("Invalid 'halign' property value: %s", s);
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break;
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@ -367,7 +369,7 @@ gst_text_overlay_set_property (GObject * object, guint prop_id,
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}
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static void
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gst_text_overlay_render_text (GstTextOverlay * overlay, gchar * text,
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gst_text_overlay_render_text (GstCairoTextOverlay * overlay, gchar * text,
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gint textlen)
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{
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cairo_text_extents_t extents;
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@ -416,13 +418,13 @@ gst_text_overlay_render_text (GstTextOverlay * overlay, gchar * text,
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cairo_set_source_rgba (cr, 1, 1, 1, 1.0);
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switch (overlay->halign) {
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case GST_TEXT_OVERLAY_HALIGN_LEFT:
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case GST_CAIRO_TEXT_OVERLAY_HALIGN_LEFT:
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x = overlay->xpad;
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break;
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case GST_TEXT_OVERLAY_HALIGN_CENTER:
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case GST_CAIRO_TEXT_OVERLAY_HALIGN_CENTER:
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x = (overlay->width - extents.width) / 2;
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break;
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case GST_TEXT_OVERLAY_HALIGN_RIGHT:
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case GST_CAIRO_TEXT_OVERLAY_HALIGN_RIGHT:
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x = overlay->width - extents.width - overlay->xpad;
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break;
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default:
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@ -484,11 +486,11 @@ gst_text_overlay_render_text (GstTextOverlay * overlay, gchar * text,
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static GstCaps *
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gst_text_overlay_getcaps (GstPad * pad)
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{
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GstTextOverlay *overlay;
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GstCairoTextOverlay *overlay;
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GstPad *otherpad;
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GstCaps *caps;
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overlay = GST_TEXT_OVERLAY (gst_pad_get_parent (pad));
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overlay = GST_CAIRO_TEXT_OVERLAY (gst_pad_get_parent (pad));
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if (pad == overlay->srcpad)
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otherpad = overlay->video_sinkpad;
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@ -528,7 +530,7 @@ gst_text_overlay_getcaps (GstPad * pad)
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static gboolean
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gst_text_overlay_setcaps (GstPad * pad, GstCaps * caps)
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{
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GstTextOverlay *overlay;
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GstCairoTextOverlay *overlay;
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GstStructure *structure;
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gboolean ret = FALSE;
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const GValue *fps;
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@ -538,7 +540,7 @@ gst_text_overlay_setcaps (GstPad * pad, GstCaps * caps)
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g_return_val_if_fail (gst_caps_is_fixed (caps), FALSE);
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overlay = GST_TEXT_OVERLAY (gst_pad_get_parent (pad));
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overlay = GST_CAIRO_TEXT_OVERLAY (gst_pad_get_parent (pad));
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overlay->width = 0;
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overlay->height = 0;
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@ -560,9 +562,9 @@ gst_text_overlay_setcaps (GstPad * pad, GstCaps * caps)
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static GstPadLinkReturn
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gst_text_overlay_text_pad_linked (GstPad * pad, GstPad * peer)
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{
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GstTextOverlay *overlay;
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GstCairoTextOverlay *overlay;
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overlay = GST_TEXT_OVERLAY (GST_PAD_PARENT (pad));
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overlay = GST_CAIRO_TEXT_OVERLAY (GST_PAD_PARENT (pad));
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GST_DEBUG_OBJECT (overlay, "Text pad linked");
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@ -579,10 +581,10 @@ gst_text_overlay_text_pad_linked (GstPad * pad, GstPad * peer)
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static void
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gst_text_overlay_text_pad_unlinked (GstPad * pad)
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{
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GstTextOverlay *overlay;
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GstCairoTextOverlay *overlay;
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/* don't use gst_pad_get_parent() here, will deadlock */
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overlay = GST_TEXT_OVERLAY (GST_PAD_PARENT (pad));
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overlay = GST_CAIRO_TEXT_OVERLAY (GST_PAD_PARENT (pad));
|
||||
|
||||
GST_DEBUG_OBJECT (overlay, "Text pad unlinked");
|
||||
|
||||
|
|
@ -599,7 +601,7 @@ gst_text_overlay_text_pad_unlinked (GstPad * pad)
|
|||
#define BOX_YPAD 6
|
||||
|
||||
static inline void
|
||||
gst_text_overlay_shade_y (GstTextOverlay * overlay, guchar * dest,
|
||||
gst_text_overlay_shade_y (GstCairoTextOverlay * overlay, guchar * dest,
|
||||
guint dest_stride, gint y0, gint y1)
|
||||
{
|
||||
gint i, j, x0, x1;
|
||||
|
|
@ -620,7 +622,7 @@ gst_text_overlay_shade_y (GstTextOverlay * overlay, guchar * dest,
|
|||
}
|
||||
|
||||
static inline void
|
||||
gst_text_overlay_blit_1 (GstTextOverlay * overlay, guchar * dest,
|
||||
gst_text_overlay_blit_1 (GstCairoTextOverlay * overlay, guchar * dest,
|
||||
guchar * text_image, gint val, guint dest_stride)
|
||||
{
|
||||
gint i, j;
|
||||
|
|
@ -639,7 +641,7 @@ gst_text_overlay_blit_1 (GstTextOverlay * overlay, guchar * dest,
|
|||
}
|
||||
|
||||
static inline void
|
||||
gst_text_overlay_blit_sub2x2 (GstTextOverlay * overlay, guchar * dest,
|
||||
gst_text_overlay_blit_sub2x2 (GstCairoTextOverlay * overlay, guchar * dest,
|
||||
guchar * text_image, gint val, guint dest_stride)
|
||||
{
|
||||
gint i, j;
|
||||
|
|
@ -662,7 +664,8 @@ gst_text_overlay_blit_sub2x2 (GstTextOverlay * overlay, guchar * dest,
|
|||
|
||||
|
||||
static GstFlowReturn
|
||||
gst_text_overlay_push_frame (GstTextOverlay * overlay, GstBuffer * video_frame)
|
||||
gst_text_overlay_push_frame (GstCairoTextOverlay * overlay,
|
||||
GstBuffer * video_frame)
|
||||
{
|
||||
guchar *y, *u, *v;
|
||||
gint ypos;
|
||||
|
|
@ -670,14 +673,14 @@ gst_text_overlay_push_frame (GstTextOverlay * overlay, GstBuffer * video_frame)
|
|||
video_frame = gst_buffer_make_writable (video_frame);
|
||||
|
||||
switch (overlay->valign) {
|
||||
case GST_TEXT_OVERLAY_VALIGN_BOTTOM:
|
||||
case GST_CAIRO_TEXT_OVERLAY_VALIGN_BOTTOM:
|
||||
ypos = overlay->height - overlay->font_height - overlay->ypad;
|
||||
break;
|
||||
case GST_TEXT_OVERLAY_VALIGN_BASELINE:
|
||||
case GST_CAIRO_TEXT_OVERLAY_VALIGN_BASELINE:
|
||||
ypos = overlay->height - (overlay->font_height - overlay->text_dy)
|
||||
- overlay->ypad;
|
||||
break;
|
||||
case GST_TEXT_OVERLAY_VALIGN_TOP:
|
||||
case GST_CAIRO_TEXT_OVERLAY_VALIGN_TOP:
|
||||
ypos = overlay->ypad;
|
||||
break;
|
||||
default:
|
||||
|
|
@ -724,7 +727,7 @@ gst_text_overlay_push_frame (GstTextOverlay * overlay, GstBuffer * video_frame)
|
|||
}
|
||||
|
||||
static void
|
||||
gst_text_overlay_pop_video (GstTextOverlay * overlay)
|
||||
gst_text_overlay_pop_video (GstCairoTextOverlay * overlay)
|
||||
{
|
||||
GstBuffer *buf;
|
||||
|
||||
|
|
@ -734,7 +737,7 @@ gst_text_overlay_pop_video (GstTextOverlay * overlay)
|
|||
}
|
||||
|
||||
static void
|
||||
gst_text_overlay_pop_text (GstTextOverlay * overlay)
|
||||
gst_text_overlay_pop_text (GstCairoTextOverlay * overlay)
|
||||
{
|
||||
GstBuffer *buf;
|
||||
|
||||
|
|
@ -751,13 +754,13 @@ gst_text_overlay_pop_text (GstTextOverlay * overlay)
|
|||
static GstFlowReturn
|
||||
gst_text_overlay_collected (GstCollectPads * pads, gpointer data)
|
||||
{
|
||||
GstTextOverlay *overlay;
|
||||
GstCairoTextOverlay *overlay;
|
||||
GstFlowReturn ret = GST_FLOW_OK;
|
||||
GstClockTime now, txt_end, frame_end;
|
||||
GstBuffer *video_frame = NULL;
|
||||
GstBuffer *text_buf = NULL;
|
||||
|
||||
overlay = GST_TEXT_OVERLAY (data);
|
||||
overlay = GST_CAIRO_TEXT_OVERLAY (data);
|
||||
|
||||
GST_DEBUG ("Collecting");
|
||||
|
||||
|
|
@ -881,7 +884,7 @@ static GstStateChangeReturn
|
|||
gst_text_overlay_change_state (GstElement * element, GstStateChange transition)
|
||||
{
|
||||
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
|
||||
GstTextOverlay *overlay = GST_TEXT_OVERLAY (element);
|
||||
GstCairoTextOverlay *overlay = GST_CAIRO_TEXT_OVERLAY (element);
|
||||
|
||||
switch (transition) {
|
||||
case GST_STATE_CHANGE_READY_TO_PAUSED:
|
||||
|
|
|
|||
|
|
@ -1,44 +1,44 @@
|
|||
|
||||
#ifndef __GST_TEXT_OVERLAY_H__
|
||||
#define __GST_TEXT_OVERLAY_H__
|
||||
#ifndef __GST_CAIRO_TEXT_OVERLAY_H__
|
||||
#define __GST_CAIRO_TEXT_OVERLAY_H__
|
||||
|
||||
#include <gst/gst.h>
|
||||
#include <gst/base/gstcollectpads.h>
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
#define GST_TYPE_TEXT_OVERLAY (gst_text_overlay_get_type())
|
||||
#define GST_TEXT_OVERLAY(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),\
|
||||
GST_TYPE_TEXT_OVERLAY, GstTextOverlay))
|
||||
#define GST_TEXT_OVERLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),\
|
||||
GST_TYPE_ULAW, GstTextOverlay))
|
||||
#define GST_TEXT_OVERLAY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj),\
|
||||
GST_TYPE_TEXT_OVERLAY, GstTextOverlayClass))
|
||||
#define GST_IS_TEXT_OVERLAY(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),\
|
||||
GST_TYPE_TEXT_OVERLAY))
|
||||
#define GST_IS_TEXT_OVERLAY_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),\
|
||||
GST_TYPE_TEXT_OVERLAY))
|
||||
#define GST_TYPE_CAIRO_TEXT_OVERLAY (gst_text_overlay_get_type())
|
||||
#define GST_CAIRO_TEXT_OVERLAY(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),\
|
||||
GST_TYPE_CAIRO_TEXT_OVERLAY, GstCairoTextOverlay))
|
||||
#define GST_CAIRO_TEXT_OVERLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),\
|
||||
GST_TYPE_ULAW, GstCairoTextOverlay))
|
||||
#define GST_CAIRO_TEXT_OVERLAY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj),\
|
||||
GST_TYPE_CAIRO_TEXT_OVERLAY, GstCairoTextOverlayClass))
|
||||
#define GST_IS_CAIRO_TEXT_OVERLAY(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),\
|
||||
GST_TYPE_CAIRO_TEXT_OVERLAY))
|
||||
#define GST_IS_CAIRO_TEXT_OVERLAY_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),\
|
||||
GST_TYPE_CAIRO_TEXT_OVERLAY))
|
||||
|
||||
typedef struct _GstTextOverlay GstTextOverlay;
|
||||
typedef struct _GstTextOverlayClass GstTextOverlayClass;
|
||||
typedef struct _GstCairoTextOverlay GstCairoTextOverlay;
|
||||
typedef struct _GstCairoTextOverlayClass GstCairoTextOverlayClass;
|
||||
|
||||
typedef enum _GstTextOverlayVAlign GstTextOverlayVAlign;
|
||||
typedef enum _GstTextOverlayHAlign GstTextOverlayHAlign;
|
||||
typedef enum _GstCairoTextOverlayVAlign GstCairoTextOverlayVAlign;
|
||||
typedef enum _GstCairoTextOverlayHAlign GstCairoTextOverlayHAlign;
|
||||
|
||||
enum _GstTextOverlayVAlign {
|
||||
GST_TEXT_OVERLAY_VALIGN_BASELINE,
|
||||
GST_TEXT_OVERLAY_VALIGN_BOTTOM,
|
||||
GST_TEXT_OVERLAY_VALIGN_TOP
|
||||
enum _GstCairoTextOverlayVAlign {
|
||||
GST_CAIRO_TEXT_OVERLAY_VALIGN_BASELINE,
|
||||
GST_CAIRO_TEXT_OVERLAY_VALIGN_BOTTOM,
|
||||
GST_CAIRO_TEXT_OVERLAY_VALIGN_TOP
|
||||
};
|
||||
|
||||
enum _GstTextOverlayHAlign {
|
||||
GST_TEXT_OVERLAY_HALIGN_LEFT,
|
||||
GST_TEXT_OVERLAY_HALIGN_CENTER,
|
||||
GST_TEXT_OVERLAY_HALIGN_RIGHT
|
||||
enum _GstCairoTextOverlayHAlign {
|
||||
GST_CAIRO_TEXT_OVERLAY_HALIGN_LEFT,
|
||||
GST_CAIRO_TEXT_OVERLAY_HALIGN_CENTER,
|
||||
GST_CAIRO_TEXT_OVERLAY_HALIGN_RIGHT
|
||||
};
|
||||
|
||||
|
||||
struct _GstTextOverlay {
|
||||
struct _GstCairoTextOverlay {
|
||||
GstElement element;
|
||||
|
||||
GstPad *video_sinkpad;
|
||||
|
|
@ -54,8 +54,8 @@ struct _GstTextOverlay {
|
|||
gint fps_n;
|
||||
gint fps_d;
|
||||
|
||||
GstTextOverlayVAlign valign;
|
||||
GstTextOverlayHAlign halign;
|
||||
GstCairoTextOverlayVAlign valign;
|
||||
GstCairoTextOverlayHAlign halign;
|
||||
gint xpad;
|
||||
gint ypad;
|
||||
gint deltax;
|
||||
|
|
@ -77,7 +77,7 @@ struct _GstTextOverlay {
|
|||
gdouble scale;
|
||||
};
|
||||
|
||||
struct _GstTextOverlayClass {
|
||||
struct _GstCairoTextOverlayClass {
|
||||
GstElementClass parent_class;
|
||||
};
|
||||
|
||||
|
|
@ -85,4 +85,4 @@ GType gst_text_overlay_get_type (void);
|
|||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __GST_TEXT_OVERLAY_H */
|
||||
#endif /* __GST_CAIRO_TEXT_OVERLAY_H */
|
||||
|
|
|
|||
|
|
@ -18,9 +18,21 @@
|
|||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
/*
|
||||
* This file was (probably) generated from gsttimeoverlay.c,
|
||||
* gsttimeoverlay.c,v 1.7 2003/11/08 02:48:59 dschleef Exp
|
||||
/**
|
||||
* SECTION:element-cairotimeoverlay
|
||||
*
|
||||
* <refsect2>
|
||||
* <para>
|
||||
* cairotimeoverlay renders the buffer timestamp for each frame on top of
|
||||
* the frame.
|
||||
* </para>
|
||||
* <title>Example launch line</title>
|
||||
* <para>
|
||||
* <programlisting>
|
||||
* gst-launch -v -m videotestsrc ! cairotimeoverlay ! autovideosink
|
||||
* </programlisting>
|
||||
* </para>
|
||||
* </refsect2>
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
|
|
@ -36,30 +48,30 @@
|
|||
|
||||
#include <gst/video/video.h>
|
||||
|
||||
static GstElementDetails timeoverlay_details =
|
||||
static GstElementDetails cairo_time_overlay_details =
|
||||
GST_ELEMENT_DETAILS ("Time Overlay",
|
||||
"Filter/Editor/Video",
|
||||
"Overlays the time on a video stream",
|
||||
"David Schleef <ds@schleef.org>");
|
||||
|
||||
static GstStaticPadTemplate gst_timeoverlay_src_template =
|
||||
static GstStaticPadTemplate gst_cairo_time_overlay_src_template =
|
||||
GST_STATIC_PAD_TEMPLATE ("src",
|
||||
GST_PAD_SRC,
|
||||
GST_PAD_ALWAYS,
|
||||
GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("I420"))
|
||||
);
|
||||
|
||||
static GstStaticPadTemplate gst_timeoverlay_sink_template =
|
||||
static GstStaticPadTemplate gst_cairo_time_overlay_sink_template =
|
||||
GST_STATIC_PAD_TEMPLATE ("sink",
|
||||
GST_PAD_SINK,
|
||||
GST_PAD_ALWAYS,
|
||||
GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("I420"))
|
||||
);
|
||||
|
||||
static GstVideofilterClass *parent_class = NULL;
|
||||
static GstBaseTransformClass *parent_class = NULL;
|
||||
|
||||
static void
|
||||
gst_timeoverlay_update_font_height (GstTimeoverlay * timeoverlay)
|
||||
gst_cairo_time_overlay_update_font_height (GstCairoTimeOverlay * timeoverlay)
|
||||
{
|
||||
gint width, height;
|
||||
cairo_surface_t *font_surface;
|
||||
|
|
@ -85,10 +97,10 @@ gst_timeoverlay_update_font_height (GstTimeoverlay * timeoverlay)
|
|||
}
|
||||
|
||||
static gboolean
|
||||
gst_timeoverlay_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
|
||||
gst_cairo_time_overlay_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
|
||||
GstCaps * outcaps)
|
||||
{
|
||||
GstTimeoverlay *filter = GST_TIMEOVERLAY (btrans);
|
||||
GstCairoTimeOverlay *filter = GST_CAIRO_TIME_OVERLAY (btrans);
|
||||
GstStructure *structure;
|
||||
gboolean ret = FALSE;
|
||||
|
||||
|
|
@ -96,7 +108,7 @@ gst_timeoverlay_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
|
|||
|
||||
if (gst_structure_get_int (structure, "width", &filter->width) &&
|
||||
gst_structure_get_int (structure, "height", &filter->height)) {
|
||||
gst_timeoverlay_update_font_height (filter);
|
||||
gst_cairo_time_overlay_update_font_height (filter);
|
||||
ret = TRUE;
|
||||
}
|
||||
|
||||
|
|
@ -115,15 +127,15 @@ gst_timeoverlay_set_caps (GstBaseTransform * btrans, GstCaps * incaps,
|
|||
#define GST_VIDEO_I420_SIZE(w,h) (GST_VIDEO_I420_V_OFFSET(w,h)+(GST_VIDEO_I420_V_ROWSTRIDE(w)*GST_ROUND_UP_2(h)/2))
|
||||
|
||||
static gboolean
|
||||
gst_timeoverlay_get_unit_size (GstBaseTransform * btrans, GstCaps * caps,
|
||||
gst_cairo_time_overlay_get_unit_size (GstBaseTransform * btrans, GstCaps * caps,
|
||||
guint * size)
|
||||
{
|
||||
GstTimeoverlay *filter;
|
||||
GstCairoTimeOverlay *filter;
|
||||
GstStructure *structure;
|
||||
gboolean ret = FALSE;
|
||||
gint width, height;
|
||||
|
||||
filter = GST_TIMEOVERLAY (btrans);
|
||||
filter = GST_CAIRO_TIME_OVERLAY (btrans);
|
||||
|
||||
structure = gst_caps_get_structure (caps, 0);
|
||||
|
||||
|
|
@ -139,7 +151,7 @@ gst_timeoverlay_get_unit_size (GstBaseTransform * btrans, GstCaps * caps,
|
|||
}
|
||||
|
||||
static char *
|
||||
gst_timeoverlay_print_smpte_time (guint64 time)
|
||||
gst_cairo_time_overlay_print_smpte_time (guint64 time)
|
||||
{
|
||||
int hours;
|
||||
int minutes;
|
||||
|
|
@ -162,10 +174,10 @@ gst_timeoverlay_print_smpte_time (guint64 time)
|
|||
|
||||
|
||||
static GstFlowReturn
|
||||
gst_timeoverlay_transform (GstBaseTransform * trans, GstBuffer * in,
|
||||
gst_cairo_time_overlay_transform (GstBaseTransform * trans, GstBuffer * in,
|
||||
GstBuffer * out)
|
||||
{
|
||||
GstTimeoverlay *timeoverlay;
|
||||
GstCairoTimeOverlay *timeoverlay;
|
||||
int width;
|
||||
int height;
|
||||
int b_width;
|
||||
|
|
@ -178,7 +190,7 @@ gst_timeoverlay_transform (GstBaseTransform * trans, GstBuffer * in,
|
|||
cairo_t *text_cairo;
|
||||
GstFlowReturn ret = GST_FLOW_OK;
|
||||
|
||||
timeoverlay = GST_TIMEOVERLAY (trans);
|
||||
timeoverlay = GST_CAIRO_TIME_OVERLAY (trans);
|
||||
|
||||
gst_buffer_stamp (out, in);
|
||||
|
||||
|
|
@ -209,7 +221,7 @@ gst_timeoverlay_transform (GstBaseTransform * trans, GstBuffer * in,
|
|||
cairo_fill (text_cairo);
|
||||
cairo_restore (text_cairo);
|
||||
|
||||
string = gst_timeoverlay_print_smpte_time (GST_BUFFER_TIMESTAMP (in));
|
||||
string = gst_cairo_time_overlay_print_smpte_time (GST_BUFFER_TIMESTAMP (in));
|
||||
cairo_save (text_cairo);
|
||||
cairo_select_font_face (text_cairo, "monospace", 0, 0);
|
||||
cairo_set_font_size (text_cairo, 20);
|
||||
|
|
@ -246,20 +258,20 @@ gst_timeoverlay_transform (GstBaseTransform * trans, GstBuffer * in,
|
|||
}
|
||||
|
||||
static void
|
||||
gst_timeoverlay_base_init (gpointer g_class)
|
||||
gst_cairo_time_overlay_base_init (gpointer g_class)
|
||||
{
|
||||
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
|
||||
|
||||
gst_element_class_set_details (element_class, &timeoverlay_details);
|
||||
gst_element_class_set_details (element_class, &cairo_time_overlay_details);
|
||||
|
||||
gst_element_class_add_pad_template (element_class,
|
||||
gst_static_pad_template_get (&gst_timeoverlay_sink_template));
|
||||
gst_static_pad_template_get (&gst_cairo_time_overlay_sink_template));
|
||||
gst_element_class_add_pad_template (element_class,
|
||||
gst_static_pad_template_get (&gst_timeoverlay_src_template));
|
||||
gst_static_pad_template_get (&gst_cairo_time_overlay_src_template));
|
||||
}
|
||||
|
||||
static void
|
||||
gst_timeoverlay_class_init (gpointer klass, gpointer class_data)
|
||||
gst_cairo_time_overlay_class_init (gpointer klass, gpointer class_data)
|
||||
{
|
||||
GObjectClass *gobject_class;
|
||||
GstElementClass *element_class;
|
||||
|
|
@ -271,37 +283,37 @@ gst_timeoverlay_class_init (gpointer klass, gpointer class_data)
|
|||
|
||||
parent_class = g_type_class_peek_parent (klass);
|
||||
|
||||
trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_timeoverlay_set_caps);
|
||||
trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_cairo_time_overlay_set_caps);
|
||||
trans_class->get_unit_size =
|
||||
GST_DEBUG_FUNCPTR (gst_timeoverlay_get_unit_size);
|
||||
trans_class->transform = GST_DEBUG_FUNCPTR (gst_timeoverlay_transform);
|
||||
GST_DEBUG_FUNCPTR (gst_cairo_time_overlay_get_unit_size);
|
||||
trans_class->transform = GST_DEBUG_FUNCPTR (gst_cairo_time_overlay_transform);
|
||||
}
|
||||
|
||||
static void
|
||||
gst_timeoverlay_init (GTypeInstance * instance, gpointer g_class)
|
||||
gst_cairo_time_overlay_init (GTypeInstance * instance, gpointer g_class)
|
||||
{
|
||||
}
|
||||
|
||||
GType
|
||||
gst_timeoverlay_get_type (void)
|
||||
gst_cairo_time_overlay_get_type (void)
|
||||
{
|
||||
static GType timeoverlay_type = 0;
|
||||
static GType cairo_time_overlay_type = 0;
|
||||
|
||||
if (!timeoverlay_type) {
|
||||
static const GTypeInfo timeoverlay_info = {
|
||||
sizeof (GstTimeoverlayClass),
|
||||
gst_timeoverlay_base_init,
|
||||
if (!cairo_time_overlay_type) {
|
||||
static const GTypeInfo cairo_time_overlay_info = {
|
||||
sizeof (GstCairoTimeOverlayClass),
|
||||
gst_cairo_time_overlay_base_init,
|
||||
NULL,
|
||||
gst_timeoverlay_class_init,
|
||||
gst_cairo_time_overlay_class_init,
|
||||
NULL,
|
||||
NULL,
|
||||
sizeof (GstTimeoverlay),
|
||||
sizeof (GstCairoTimeOverlay),
|
||||
0,
|
||||
gst_timeoverlay_init,
|
||||
gst_cairo_time_overlay_init,
|
||||
};
|
||||
|
||||
timeoverlay_type = g_type_register_static (GST_TYPE_VIDEOFILTER,
|
||||
"GstTimeoverlay", &timeoverlay_info, 0);
|
||||
cairo_time_overlay_type = g_type_register_static (GST_TYPE_BASE_TRANSFORM,
|
||||
"GstCairoTimeOverlay", &cairo_time_overlay_info, 0);
|
||||
}
|
||||
return timeoverlay_type;
|
||||
return cairo_time_overlay_type;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -17,33 +17,28 @@
|
|||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
|
||||
#ifndef __GST_TIMEOVERLAY_H__
|
||||
#define __GST_TIMEOVERLAY_H__
|
||||
#ifndef __GST_CAIRO_TIME_OVERLAY_H__
|
||||
#define __GST_CAIRO_TIME_OVERLAY_H__
|
||||
|
||||
#include <gst/gst.h>
|
||||
#include <gst/base/gstbasetransform.h>
|
||||
#include <cairo.h>
|
||||
|
||||
#include "gstvideofilter.h"
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
#define GST_TYPE_TIMEOVERLAY \
|
||||
(gst_timeoverlay_get_type())
|
||||
#define GST_TIMEOVERLAY(obj) \
|
||||
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_TIMEOVERLAY,GstTimeoverlay))
|
||||
#define GST_TIMEOVERLAY_CLASS(klass) \
|
||||
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_TIMEOVERLAY,GstTimeoverlayClass))
|
||||
#define GST_IS_TIMEOVERLAY(obj) \
|
||||
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_TIMEOVERLAY))
|
||||
#define GST_IS_TIMEOVERLAY_CLASS(obj) \
|
||||
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_TIMEOVERLAY))
|
||||
#define GST_TYPE_CAIRO_TIME_OVERLAY \
|
||||
(gst_cairo_time_overlay_get_type())
|
||||
#define GST_CAIRO_TIME_OVERLAY(obj) \
|
||||
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CAIRO_TIME_OVERLAY,GstCairoTimeOverlay))
|
||||
#define GST_CAIRO_TIME_OVERLAY_CLASS(klass) \
|
||||
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_CAIRO_TIME_OVERLAY,GstCairoTimeOverlayClass))
|
||||
#define GST_IS_CAIRO_TIME_OVERLAY(obj) \
|
||||
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CAIRO_TIME_OVERLAY))
|
||||
#define GST_IS_CAIRO_TIME_OVERLAY_CLASS(obj) \
|
||||
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_CAIRO_TIME_OVERLAY))
|
||||
|
||||
typedef struct _GstTimeoverlay GstTimeoverlay;
|
||||
typedef struct _GstTimeoverlayClass GstTimeoverlayClass;
|
||||
|
||||
struct _GstTimeoverlay {
|
||||
GstVideofilter videofilter;
|
||||
typedef struct _GstCairoTimeOverlay {
|
||||
GstBaseTransform basetransform;
|
||||
|
||||
gint width, height;
|
||||
|
||||
|
|
@ -51,14 +46,14 @@ struct _GstTimeoverlay {
|
|||
cairo_t *cr;
|
||||
int text_height;
|
||||
|
||||
};
|
||||
} GstCairoTimeOverlay;
|
||||
|
||||
struct _GstTimeoverlayClass {
|
||||
GstVideofilterClass parent_class;
|
||||
};
|
||||
typedef struct _GstCairoTimeOverlayClass {
|
||||
GstBaseTransformClass parent_class;
|
||||
} GstCairoTimeOverlayClass;
|
||||
|
||||
GType gst_timeoverlay_get_type(void);
|
||||
GType gst_cairo_time_overlay_get_type(void);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __GST_TIMEOVERLAY_H__ */
|
||||
#endif /* __GST_CAIRO_TIME_OVERLAY_H__ */
|
||||
|
|
|
|||
Loading…
Reference in a new issue