From 9e05d50a5f74adbb49face3553971f58318efaa8 Mon Sep 17 00:00:00 2001 From: Xavi Artigas Date: Tue, 26 Jun 2012 10:50:08 +0200 Subject: [PATCH] Added playback-tutorial-6. --- gst-sdk/tutorials/playback-tutorial-6.c | 84 ++++++++++++++++ .../playback-tutorial-6.vcxproj | 95 +++++++++++++++++++ .../playback-tutorial-6.vcxproj.filters | 6 ++ gst-sdk/tutorials/vs2010/tutorials.sln | 10 ++ 4 files changed, 195 insertions(+) create mode 100644 gst-sdk/tutorials/playback-tutorial-6.c create mode 100644 gst-sdk/tutorials/vs2010/playback-tutorial-6/playback-tutorial-6.vcxproj create mode 100644 gst-sdk/tutorials/vs2010/playback-tutorial-6/playback-tutorial-6.vcxproj.filters diff --git a/gst-sdk/tutorials/playback-tutorial-6.c b/gst-sdk/tutorials/playback-tutorial-6.c new file mode 100644 index 0000000000..59e1405335 --- /dev/null +++ b/gst-sdk/tutorials/playback-tutorial-6.c @@ -0,0 +1,84 @@ +#include + +/* playbin2 flags */ +typedef enum { + GST_PLAY_FLAG_VIS = (1 << 3) /* Enable rendering of visualisations when there is no video stream. */ +} GstPlayFlags; + +/* Return TRUE if this is a Visualization element */ +static gboolean filter_vis_features (GstPluginFeature *feature, gpointer data) { + GstElementFactory *factory; + + if (!GST_IS_ELEMENT_FACTORY (feature)) + return FALSE; + factory = GST_ELEMENT_FACTORY (feature); + if (!g_strrstr (gst_element_factory_get_klass (factory), "Visualization")) + return FALSE; + + return TRUE; +} + +int main(int argc, char *argv[]) { + GstElement *pipeline, *vis_plugin; + GstBus *bus; + GstMessage *msg; + GList *list, *walk; + GstElementFactory *factory = NULL; + guint flags; + + /* Initialize GStreamer */ + gst_init (&argc, &argv); + + /* Get a list of all visualization plugins */ + list = gst_registry_feature_filter (gst_registry_get_default (), filter_vis_features, FALSE, NULL); + + /* Print their names */ + g_print("Available visualization plugins:\n"); + for (walk = list; walk != NULL; walk = g_list_next (walk)) { + const gchar *name; + + factory = GST_ELEMENT_FACTORY (walk->data); + name = gst_element_factory_get_longname (factory); + + g_print(" %s\n", name); + } + + /* Don't use the factory if it's still empty */ + /* e.g. no visualization plugins found */ + if (!factory) { + g_print ("No visualization plugins found!\n"); + return -1; + } + + /* We now have factory pointing to the last Visualization plugin found */ + vis_plugin = gst_element_factory_create (factory, NULL); + if (!vis_plugin) + return -1; + + /* Build the pipeline */ + pipeline = gst_parse_launch ("playbin2 uri=http://radio.goha.ru:8000/grindfm.ogg", NULL); + + /* Set the visualization flag */ + g_object_get (pipeline, "flags", &flags, NULL); + flags |= GST_PLAY_FLAG_VIS; + g_object_set (pipeline, "flags", flags, NULL); + + /* set vis plugin for playbin2 */ + g_object_set (pipeline, "vis-plugin", vis_plugin, NULL); + + /* Start playing */ + gst_element_set_state (pipeline, GST_STATE_PLAYING); + + /* Wait until error or EOS */ + bus = gst_element_get_bus (pipeline); + msg = gst_bus_timed_pop_filtered (bus, GST_CLOCK_TIME_NONE, GST_MESSAGE_ERROR | GST_MESSAGE_EOS); + + /* Free resources */ + if (msg != NULL) + gst_message_unref (msg); + gst_plugin_feature_list_free (list); + gst_object_unref (bus); + gst_element_set_state (pipeline, GST_STATE_NULL); + gst_object_unref (pipeline); + return 0; +} diff --git a/gst-sdk/tutorials/vs2010/playback-tutorial-6/playback-tutorial-6.vcxproj b/gst-sdk/tutorials/vs2010/playback-tutorial-6/playback-tutorial-6.vcxproj new file mode 100644 index 0000000000..e168038c59 --- /dev/null +++ b/gst-sdk/tutorials/vs2010/playback-tutorial-6/playback-tutorial-6.vcxproj @@ -0,0 +1,95 @@ + + + + + Debug + Win32 + + + Debug + x64 + + + Release + Win32 + + + Release + x64 + + + + + + + Win32Proj + {D6293AFD-41DA-44B6-AE57-F1EEE74338AC} + v4.0 + + + + Application + true + Unicode + + + Application + false + true + Unicode + + + + + + + + + + + + + + + + + true + + + false + + + + + + Level3 + Disabled + WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions) + + + Console + true + %(AdditionalDependencies) + %(AdditionalLibraryDirectories) + + + + + Level3 + + + MaxSpeed + true + true + WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions) + + + Console + false + true + + + + + + \ No newline at end of file diff --git a/gst-sdk/tutorials/vs2010/playback-tutorial-6/playback-tutorial-6.vcxproj.filters b/gst-sdk/tutorials/vs2010/playback-tutorial-6/playback-tutorial-6.vcxproj.filters new file mode 100644 index 0000000000..44ffbcdab4 --- /dev/null +++ b/gst-sdk/tutorials/vs2010/playback-tutorial-6/playback-tutorial-6.vcxproj.filters @@ -0,0 +1,6 @@ + + + + + + \ No newline at end of file diff --git a/gst-sdk/tutorials/vs2010/tutorials.sln b/gst-sdk/tutorials/vs2010/tutorials.sln index 34d0e6ec0e..cb04202399 100644 --- a/gst-sdk/tutorials/vs2010/tutorials.sln +++ b/gst-sdk/tutorials/vs2010/tutorials.sln @@ -31,6 +31,8 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "playback-tutorial-3", "play EndProject Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "playback-tutorial-5", "playback-tutorial-5\playback-tutorial-5.vcxproj", "{57F94395-E9A1-430E-AF28-165FD9BE0872}" EndProject +Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "playback-tutorial-6", "playback-tutorial-6\playback-tutorial-6.vcxproj", "{D6293AFD-41DA-44B6-AE57-F1EEE74338AC}" +EndProject Global GlobalSection(SolutionConfigurationPlatforms) = preSolution Debug|Win32 = Debug|Win32 @@ -159,6 +161,14 @@ Global {57F94395-E9A1-430E-AF28-165FD9BE0872}.Release|Win32.Build.0 = Release|Win32 {57F94395-E9A1-430E-AF28-165FD9BE0872}.Release|x64.ActiveCfg = Release|x64 {57F94395-E9A1-430E-AF28-165FD9BE0872}.Release|x64.Build.0 = Release|x64 + {D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Debug|Win32.ActiveCfg = Debug|Win32 + {D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Debug|Win32.Build.0 = Debug|Win32 + {D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Debug|x64.ActiveCfg = Debug|x64 + {D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Debug|x64.Build.0 = Debug|x64 + {D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Release|Win32.ActiveCfg = Release|Win32 + {D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Release|Win32.Build.0 = Release|Win32 + {D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Release|x64.ActiveCfg = Release|x64 + {D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Release|x64.Build.0 = Release|x64 EndGlobalSection GlobalSection(SolutionProperties) = preSolution HideSolutionNode = FALSE