sdlvideosink ported to 0.9 and tested with filesrc ! mpeg2dec

Original commit message from CVS: sdlvideosink ported to 0.9 and tested with filesrc ! mpeg2dec
2024-07-02 20:55:55 +00:00 · 2005-09-19 21:47:54 +00:00 · 2005-09-19 21:47:54 +00:00 · ffaa724795
parent 856cb2b355
commit ffaa724795
5 changed files with 95 additions and 84 deletions
--- a/1
+++ b/1
@ -1,6 +1,7 @@
 When porting a plugin start with 0.8 CVS head, not the old code in this module. There are many bugfixes which have gone into 0.8 which you want to keep.

 List of ported plugins (update when you commit a ported plugin):
+sdl     (alima)
 speed   (fcarvalho)
 gsmenc  (fcarvalho)
 faac    (fcarvalho)
--- a/configure.ac
+++ b/configure.ac
@ -364,6 +364,35 @@ return 0;
  AC_SUBST(FAAD_LIBS)
 ])

+dnl Check for X11
+
+dnl now try to find the HEADER
+AC_CHECK_HEADER(X11/Xlib.h, HAVE_X="yes", HAVE_X="no")
+
+if test "x$HAVE_X" = "xno"
+then
+  AC_MSG_NOTICE([cannot find X11 development files])
+else
+  dnl this is much more than we want
+  X_LIBS="$X_LIBS $X_PRE_LIBS $X_EXTRA_LIBS"
+  dnl AC_PATH_XTRA only defines the path needed to find the X libs,
+  dnl it does not add the libs; therefore we add them here
+  X_LIBS="$X_LIBS -lX11"
+  AC_SUBST(X_CFLAGS)
+  AC_SUBST(X_LIBS)
+fi
+
+
+dnl *** SDL ***
+translit(dnm, m, l) AM_CONDITIONAL(USE_SDL, true)
+GST_CHECK_FEATURE(SDL, [SDL plug-in], sdlvideosink, [
+  dnl sdlvideosink depends on the xoverlay interface, which depends on X
+  if test x$HAVE_X = xyes; then
+    AM_PATH_SDL(, HAVE_SDL=yes, HAVE_SDL=no)
+  fi
+])
+
+
 dnl *** gsm ***
 translit(dnm, m, l) AM_CONDITIONAL(USE_GSM, true)
 GST_CHECK_FEATURE(GSM, [GSM library], gsmenc gsmdec, [
@ -440,6 +469,7 @@ ext/Makefile
 ext/faac/Makefile
 ext/faad/Makefile
 ext/gsm/Makefile
+ext/sdl/Makefile
 common/Makefile
 common/m4/Makefile
 m4/Makefile
--- a/ext/Makefile.am
+++ b/ext/Makefile.am
@ -142,11 +142,11 @@ NAS_DIR=
 POLYP_DIR=
 # endif

-# if USE_SDL
-# SDL_DIR=sdl
-# else
+if USE_SDL
+SDL_DIR=sdl
+else
 SDL_DIR=
-# endif
+endif

 # if USE_SHOUT
 # SHOUT_DIR=shout
@ -229,4 +229,5 @@ SUBDIRS=\
 DIST_SUBDIRS= \
 	faac \
 	faad \
-	gsm
+	gsm \
+	sdl
--- a/ext/sdl/Makefile.am
+++ b/ext/sdl/Makefile.am
@ -1,11 +1,15 @@

-plugin_LTLIBRARIES = libgstsdlvideosink.la
+plugin_LTLIBRARIES = libgstsdlvideosink.la 

 libgstsdlvideosink_la_SOURCES =  sdlvideosink.c
-## FIXME I have my doubts about these opti flags
-libgstsdlvideosink_la_CFLAGS = $(GST_CFLAGS) $(SDL_CFLAGS)
+libgstsdlvideosink_la_CFLAGS = $(GST_CFLAGS) $(X_CFLAGS) $(SDL_CFLAGS)
+libgstsdlvideosink_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS) -L/usr/X11R6/lib/
 libgstsdlvideosink_la_LIBADD = $(SDL_LIBS) \
-		$(top_builddir)/gst-libs/gst/libgstinterfaces-@GST_MAJORMINOR@.la
-libgstsdlvideosink_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
+        $(top_builddir)/../gst-plugins-base/gst-libs/gst/interfaces/libgstinterfaces-$(GST_MAJORMINOR).la \
+        $(top_builddir)/../gst-plugins-base/gst-libs/gst/video/libgstvideo-$(GST_MAJORMINOR).la \
+        $(X_LIBS) $(XVIDEO_LIBS) $(XSHM_LIBS)
+libgstsdlvideosink_la_DEPENDENCIES = $(top_builddir)/../gst-plugins-base/gst-libs/gst/video/libgstvideo-$(GST_MAJORMINOR).la

 noinst_HEADERS = sdlvideosink.h
+
+
--- a/ext/sdl/sdlvideosink.c
+++ b/ext/sdl/sdlvideosink.c
@ -28,7 +28,7 @@
 #include <sys/time.h>
 #include <stdlib.h>

-#include <gst/xoverlay/xoverlay.h>
+#include <gst/interfaces/xoverlay.h>

 #include "sdlvideosink.h"

@ -62,10 +62,13 @@ static void gst_sdlvideosink_deinitsdl (GstSDLVideoSink * sdl);
 static gboolean gst_sdlvideosink_create (GstSDLVideoSink * sdl);
 static void gst_sdlvideosink_destroy (GstSDLVideoSink * sdl);

-static GstPadLinkReturn
-gst_sdlvideosink_sinkconnect (GstPad * pad, const GstCaps * caps);
+static gboolean gst_sdlvideosink_setcaps (GstBaseSink * bsink, GstCaps * caps);
+
+#if 0
 static GstCaps *gst_sdlvideosink_fixate (GstPad * pad, const GstCaps * caps);
-static void gst_sdlvideosink_chain (GstPad * pad, GstData * data);
+#endif
+static GstFlowReturn gst_sdlvideosink_show_frame (GstBaseSink * bsink,
+    GstBuffer * buff);

 static void gst_sdlvideosink_set_property (GObject * object,
    guint prop_id, const GValue * value, GParamSpec * pspec);
@ -107,7 +110,7 @@ gst_sdlvideosink_get_type (void)
      NULL,
    };

-    sdlvideosink_type = g_type_register_static (GST_TYPE_VIDEOSINK,
+    sdlvideosink_type = g_type_register_static (GST_TYPE_VIDEO_SINK,
        "GstSDLVideoSink", &sdlvideosink_info, 0);
    g_type_add_interface_static (sdlvideosink_type,
        GST_TYPE_IMPLEMENTS_INTERFACE, &iface_info);
@ -163,19 +166,25 @@ gst_sdlvideosink_class_init (GstSDLVideoSinkClass * klass)
 {
  GObjectClass *gobject_class;
  GstElementClass *gstelement_class;
-  GstVideoSinkClass *gstvs_class;
+  GstBaseSinkClass *gstvs_class;

  gobject_class = (GObjectClass *) klass;
  gstelement_class = (GstElementClass *) klass;
-  gstvs_class = (GstVideoSinkClass *) klass;
+  gstvs_class = (GstBaseSinkClass *) klass;

  parent_class = g_type_class_ref (GST_TYPE_ELEMENT);

  gobject_class->set_property = gst_sdlvideosink_set_property;
  gobject_class->get_property = gst_sdlvideosink_get_property;
+
  gobject_class->finalize = gst_sdlvideosink_finalize;

-  gstelement_class->change_state = gst_sdlvideosink_change_state;
+  gstelement_class->change_state =
+      GST_DEBUG_FUNCPTR (gst_sdlvideosink_change_state);
+
+  gstvs_class->set_caps = GST_DEBUG_FUNCPTR (gst_sdlvideosink_setcaps);
+  gstvs_class->preroll = GST_DEBUG_FUNCPTR (gst_sdlvideosink_show_frame);
+  gstvs_class->render = GST_DEBUG_FUNCPTR (gst_sdlvideosink_show_frame);

  /*gstvs_class->set_video_out = gst_sdlvideosink_set_video_out;
     gstvs_class->push_ui_event = gst_sdlvideosink_push_ui_event;
@ -244,17 +253,6 @@ gst_sdlvideosink_get_bufferpool (GstPad * pad)
 static void
 gst_sdlvideosink_init (GstSDLVideoSink * sdlvideosink)
 {
-  GST_VIDEOSINK_PAD (sdlvideosink) = gst_pad_new_from_template (sink_template,
-      "sink");
-  gst_element_add_pad (GST_ELEMENT (sdlvideosink),
-      GST_VIDEOSINK_PAD (sdlvideosink));
-
-  gst_pad_set_chain_function (GST_VIDEOSINK_PAD (sdlvideosink),
-      gst_sdlvideosink_chain);
-  gst_pad_set_link_function (GST_VIDEOSINK_PAD (sdlvideosink),
-      gst_sdlvideosink_sinkconnect);
-  gst_pad_set_fixate_function (GST_VIDEOSINK_PAD (sdlvideosink),
-      gst_sdlvideosink_fixate);

  sdlvideosink->width = -1;
  sdlvideosink->height = -1;
@ -278,7 +276,6 @@ gst_sdlvideosink_init (GstSDLVideoSink * sdlvideosink)
      sdlvideosink);
 #endif

-  GST_FLAG_SET (sdlvideosink, GST_ELEMENT_THREAD_SUGGESTED);
 }

 static void
@ -325,7 +322,6 @@ gst_sdlvideosink_xoverlay_set_xwindow_id (GstXOverlay * overlay,
  }
 }

-
 static guint32
 gst_sdlvideosink_get_sdl_from_fourcc (GstSDLVideoSink * sdlvideosink,
    guint32 code)
@ -346,7 +342,6 @@ gst_sdlvideosink_get_sdl_from_fourcc (GstSDLVideoSink * sdlvideosink,
  }
 }

-
 static gboolean
 gst_sdlvideosink_lock (GstSDLVideoSink * sdlvideosink)
 {
@ -451,22 +446,22 @@ gst_sdlvideosink_destroy (GstSDLVideoSink * sdlvideosink)
 static gboolean
 gst_sdlvideosink_create (GstSDLVideoSink * sdlvideosink)
 {
-  if (GST_VIDEOSINK_HEIGHT (sdlvideosink) <= 0)
-    GST_VIDEOSINK_HEIGHT (sdlvideosink) = sdlvideosink->height;
-  if (GST_VIDEOSINK_WIDTH (sdlvideosink) <= 0)
-    GST_VIDEOSINK_WIDTH (sdlvideosink) = sdlvideosink->width;
+  if (GST_VIDEO_SINK_HEIGHT (sdlvideosink) <= 0)
+    GST_VIDEO_SINK_HEIGHT (sdlvideosink) = sdlvideosink->height;
+  if (GST_VIDEO_SINK_WIDTH (sdlvideosink) <= 0)
+    GST_VIDEO_SINK_WIDTH (sdlvideosink) = sdlvideosink->width;

  gst_sdlvideosink_destroy (sdlvideosink);

  g_mutex_lock (sdlvideosink->lock);

  /* create a SDL window of the size requested by the user */
-  sdlvideosink->screen = SDL_SetVideoMode (GST_VIDEOSINK_WIDTH (sdlvideosink),
-      GST_VIDEOSINK_HEIGHT (sdlvideosink), 0, SDL_HWSURFACE | SDL_RESIZABLE);
+  sdlvideosink->screen = SDL_SetVideoMode (GST_VIDEO_SINK_WIDTH (sdlvideosink),
+      GST_VIDEO_SINK_HEIGHT (sdlvideosink), 0, SDL_HWSURFACE | SDL_RESIZABLE);
  if (sdlvideosink->screen == NULL) {
    GST_ELEMENT_ERROR (sdlvideosink, LIBRARY, TOO_LAZY, (NULL),
-        ("SDL: Couldn't set %dx%d: %s", GST_VIDEOSINK_WIDTH (sdlvideosink),
-            GST_VIDEOSINK_HEIGHT (sdlvideosink), SDL_GetError ()));
+        ("SDL: Couldn't set %dx%d: %s", GST_VIDEO_SINK_WIDTH (sdlvideosink),
+            GST_VIDEO_SINK_HEIGHT (sdlvideosink), SDL_GetError ()));
    g_mutex_unlock (sdlvideosink->lock);
    return FALSE;
  }
@ -483,16 +478,16 @@ gst_sdlvideosink_create (GstSDLVideoSink * sdlvideosink)
    return FALSE;
  } else {
    GST_DEBUG ("Using a %dx%d %dbpp SDL screen with a %dx%d \'"
-        GST_FOURCC_FORMAT "\' YUV overlay", GST_VIDEOSINK_WIDTH (sdlvideosink),
-        GST_VIDEOSINK_HEIGHT (sdlvideosink),
+        GST_FOURCC_FORMAT "\' YUV overlay", GST_VIDEO_SINK_WIDTH (sdlvideosink),
+        GST_VIDEO_SINK_HEIGHT (sdlvideosink),
        sdlvideosink->screen->format->BitsPerPixel, sdlvideosink->width,
        sdlvideosink->height, GST_FOURCC_ARGS (sdlvideosink->format));
  }

  sdlvideosink->rect.x = 0;
  sdlvideosink->rect.y = 0;
-  sdlvideosink->rect.w = GST_VIDEOSINK_WIDTH (sdlvideosink);
-  sdlvideosink->rect.h = GST_VIDEOSINK_HEIGHT (sdlvideosink);
+  sdlvideosink->rect.w = GST_VIDEO_SINK_WIDTH (sdlvideosink);
+  sdlvideosink->rect.h = GST_VIDEO_SINK_HEIGHT (sdlvideosink);

  /*SDL_DisplayYUVOverlay (sdlvideosink->overlay, &(sdlvideosink->rect)); */

@ -504,6 +499,7 @@ gst_sdlvideosink_create (GstSDLVideoSink * sdlvideosink)
  return TRUE;
 }

+#if 0
 static GstCaps *
 gst_sdlvideosink_fixate (GstPad * pad, const GstCaps * caps)
 {
@ -527,18 +523,19 @@ gst_sdlvideosink_fixate (GstPad * pad, const GstCaps * caps)
    return newcaps;
  }

-  gst_caps_free (newcaps);
+  gst_caps_unref (newcaps);
  return NULL;
 }
+#endif

-static GstPadLinkReturn
-gst_sdlvideosink_sinkconnect (GstPad * pad, const GstCaps * vscapslist)
+static gboolean
+gst_sdlvideosink_setcaps (GstBaseSink * bsink, GstCaps * vscapslist)
 {
  GstSDLVideoSink *sdlvideosink;
  guint32 format;
  GstStructure *structure;

-  sdlvideosink = GST_SDLVIDEOSINK (gst_pad_get_parent (pad));
+  sdlvideosink = GST_SDLVIDEOSINK (bsink);

  structure = gst_caps_get_structure (vscapslist, 0);
  gst_structure_get_fourcc (structure, "format", &format);
@ -548,51 +545,33 @@ gst_sdlvideosink_sinkconnect (GstPad * pad, const GstCaps * vscapslist)
  gst_structure_get_int (structure, "height", &sdlvideosink->height);

  if (!sdlvideosink->format || !gst_sdlvideosink_create (sdlvideosink))
-    return GST_PAD_LINK_REFUSED;
+    return FALSE;

  gst_x_overlay_got_desired_size (GST_X_OVERLAY (sdlvideosink),
      sdlvideosink->width, sdlvideosink->height);

-  return GST_PAD_LINK_OK;
+  return TRUE;
 }


-static void
-gst_sdlvideosink_chain (GstPad * pad, GstData * _data)
+static GstFlowReturn
+gst_sdlvideosink_show_frame (GstBaseSink * bsink, GstBuffer * buf)
 {
-  GstBuffer *buf;
+
  GstSDLVideoSink *sdlvideosink;
  SDL_Event sdl_event;

-  g_return_if_fail (pad != NULL);
-  g_return_if_fail (GST_IS_PAD (pad));
-  g_return_if_fail (_data != NULL);
+  sdlvideosink = GST_SDLVIDEOSINK (bsink);

-  if (GST_IS_EVENT (_data)) {
-    gst_pad_event_default (pad, GST_EVENT (_data));
-    return;
-  }
-
-  buf = GST_BUFFER (_data);
-  sdlvideosink = GST_SDLVIDEOSINK (gst_pad_get_parent (pad));
-
-  if (GST_VIDEOSINK_CLOCK (sdlvideosink) && GST_BUFFER_TIMESTAMP_IS_VALID (buf)) {
-    gst_element_wait (GST_ELEMENT (sdlvideosink), GST_BUFFER_TIMESTAMP (buf));
-  }
-
-  g_mutex_lock (sdlvideosink->lock);
  if (!sdlvideosink->init ||
      !sdlvideosink->overlay || !sdlvideosink->overlay->pixels) {
-    g_warning ("Not init!");
-    gst_buffer_unref (buf);
-    g_mutex_unlock (sdlvideosink->lock);
-    return;
+    g_print ("Not Init!\n");
+    return GST_FLOW_ERROR;
  }

  if (GST_BUFFER_DATA (buf) != sdlvideosink->overlay->pixels[0]) {
    if (!gst_sdlvideosink_lock (sdlvideosink)) {
-      g_mutex_unlock (sdlvideosink->lock);
-      return;
+      return GST_FLOW_ERROR;
    }

    /* buf->yuv - FIXME: bufferpool! */
@ -615,8 +594,6 @@ gst_sdlvideosink_chain (GstPad * pad, GstData * _data)
    gst_sdlvideosink_unlock (sdlvideosink);
  }

-  gst_buffer_unref (buf);
-
  /* Show, baby, show! */
  SDL_DisplayYUVOverlay (sdlvideosink->overlay, &(sdlvideosink->rect));

@ -624,14 +601,16 @@ gst_sdlvideosink_chain (GstPad * pad, GstData * _data)
    switch (sdl_event.type) {
      case SDL_VIDEORESIZE:
        /* create a SDL window of the size requested by the user */
-        GST_VIDEOSINK_WIDTH (sdlvideosink) = sdl_event.resize.w;
-        GST_VIDEOSINK_HEIGHT (sdlvideosink) = sdl_event.resize.h;
+        GST_VIDEO_SINK_WIDTH (sdlvideosink) = sdl_event.resize.w;
+        GST_VIDEO_SINK_HEIGHT (sdlvideosink) = sdl_event.resize.h;
        gst_sdlvideosink_create (sdlvideosink);
        break;
    }
  }

-  g_mutex_unlock (sdlvideosink->lock);
+
+  return GST_FLOW_OK;
+
 }


@ -705,10 +684,6 @@ gst_sdlvideosink_change_state (GstElement * element, GstStateChange transition)
 static gboolean
 plugin_init (GstPlugin * plugin)
 {
-  /* Loading the library containing GstVideoSink, our parent object */
-  if (!gst_library_load ("gstvideo"))
-    return FALSE;
-
  if (!gst_element_register (plugin, "sdlvideosink", GST_RANK_NONE,
          GST_TYPE_SDLVIDEOSINK))
    return FALSE;