mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-19 06:46:38 +00:00
Added playback-tutorial-6.
This commit is contained in:
Xavi Artigas
parent
989e16d366
commit
9e05d50a5f
4 changed files with 195 additions and 0 deletions
84
gst-sdk/tutorials/playback-tutorial-6.c
Normal file
84
gst-sdk/tutorials/playback-tutorial-6.c
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@ -0,0 +1,84 @@
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#include <gst/gst.h>
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/* playbin2 flags */
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typedef enum {
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GST_PLAY_FLAG_VIS = (1 << 3) /* Enable rendering of visualisations when there is no video stream. */
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} GstPlayFlags;
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/* Return TRUE if this is a Visualization element */
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static gboolean filter_vis_features (GstPluginFeature *feature, gpointer data) {
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GstElementFactory *factory;
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if (!GST_IS_ELEMENT_FACTORY (feature))
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return FALSE;
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factory = GST_ELEMENT_FACTORY (feature);
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if (!g_strrstr (gst_element_factory_get_klass (factory), "Visualization"))
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return FALSE;
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return TRUE;
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}
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int main(int argc, char *argv[]) {
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GstElement *pipeline, *vis_plugin;
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GstBus *bus;
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GstMessage *msg;
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GList *list, *walk;
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GstElementFactory *factory = NULL;
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guint flags;
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/* Initialize GStreamer */
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gst_init (&argc, &argv);
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/* Get a list of all visualization plugins */
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list = gst_registry_feature_filter (gst_registry_get_default (), filter_vis_features, FALSE, NULL);
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/* Print their names */
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g_print("Available visualization plugins:\n");
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for (walk = list; walk != NULL; walk = g_list_next (walk)) {
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const gchar *name;
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factory = GST_ELEMENT_FACTORY (walk->data);
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name = gst_element_factory_get_longname (factory);
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g_print(" %s\n", name);
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}
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/* Don't use the factory if it's still empty */
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/* e.g. no visualization plugins found */
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if (!factory) {
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g_print ("No visualization plugins found!\n");
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return -1;
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}
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/* We now have factory pointing to the last Visualization plugin found */
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vis_plugin = gst_element_factory_create (factory, NULL);
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if (!vis_plugin)
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return -1;
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/* Build the pipeline */
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pipeline = gst_parse_launch ("playbin2 uri=http://radio.goha.ru:8000/grindfm.ogg", NULL);
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/* Set the visualization flag */
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g_object_get (pipeline, "flags", &flags, NULL);
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flags |= GST_PLAY_FLAG_VIS;
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g_object_set (pipeline, "flags", flags, NULL);
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/* set vis plugin for playbin2 */
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g_object_set (pipeline, "vis-plugin", vis_plugin, NULL);
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/* Start playing */
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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/* Wait until error or EOS */
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bus = gst_element_get_bus (pipeline);
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msg = gst_bus_timed_pop_filtered (bus, GST_CLOCK_TIME_NONE, GST_MESSAGE_ERROR | GST_MESSAGE_EOS);
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/* Free resources */
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if (msg != NULL)
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gst_message_unref (msg);
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gst_plugin_feature_list_free (list);
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gst_object_unref (bus);
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gst_element_set_state (pipeline, GST_STATE_NULL);
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gst_object_unref (pipeline);
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return 0;
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}
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@ -0,0 +1,95 @@
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<?xml version="1.0" encoding="utf-8"?>
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<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<ItemGroup Label="ProjectConfigurations">
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<ProjectConfiguration Include="Debug|Win32">
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<Configuration>Debug</Configuration>
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<Platform>Win32</Platform>
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</ProjectConfiguration>
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<ProjectConfiguration Include="Debug|x64">
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<Configuration>Debug</Configuration>
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<Platform>x64</Platform>
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</ProjectConfiguration>
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<ProjectConfiguration Include="Release|Win32">
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<Configuration>Release</Configuration>
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<Platform>Win32</Platform>
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</ProjectConfiguration>
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<ProjectConfiguration Include="Release|x64">
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<Configuration>Release</Configuration>
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<Platform>x64</Platform>
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</ProjectConfiguration>
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</ItemGroup>
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<ItemGroup>
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<ClCompile Include="..\..\playback-tutorial-6.c" />
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</ItemGroup>
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<PropertyGroup Label="Globals">
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<Keyword>Win32Proj</Keyword>
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<ProjectGuid>{D6293AFD-41DA-44B6-AE57-F1EEE74338AC}</ProjectGuid>
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<TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
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</PropertyGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
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<PropertyGroup Condition="'$(Configuration)'=='Debug'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>true</UseDebugLibraries>
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<CharacterSet>Unicode</CharacterSet>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)'=='Release'" Label="Configuration">
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<ConfigurationType>Application</ConfigurationType>
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<UseDebugLibraries>false</UseDebugLibraries>
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<WholeProgramOptimization>true</WholeProgramOptimization>
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<CharacterSet>Unicode</CharacterSet>
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</PropertyGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
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<ImportGroup Label="ExtensionSettings">
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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Platform)'=='Win32'">
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<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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<Import Project="$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\libs\gstreamer-0.10.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\libs\gstreamer-0.10.props')" />
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<Import Project="$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\msvc\x86.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\msvc\x86.props')" />
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</ImportGroup>
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<ImportGroup Label="PropertySheets" Condition="'$(Platform)'=='x64'">
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<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
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<Import Project="$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\libs\gstreamer-0.10.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\libs\gstreamer-0.10.props')" />
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<Import Project="$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\msvc\x86_64.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\msvc\x86_64.props')" />
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</ImportGroup>
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<PropertyGroup Label="UserMacros" />
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<PropertyGroup Condition="'$(Configuration)'=='Debug'">
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<LinkIncremental>true</LinkIncremental>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)'=='Release'">
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<LinkIncremental>false</LinkIncremental>
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</PropertyGroup>
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<ItemDefinitionGroup Condition="'$(Configuration)'=='Debug'">
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<ClCompile>
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<PrecompiledHeader>
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</PrecompiledHeader>
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<WarningLevel>Level3</WarningLevel>
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<Optimization>Disabled</Optimization>
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<PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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<AdditionalDependencies>%(AdditionalDependencies)</AdditionalDependencies>
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<AdditionalLibraryDirectories>%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
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</Link>
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</ItemDefinitionGroup>
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<ItemDefinitionGroup Condition="'$(Configuration)'=='Release'">
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<ClCompile>
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<WarningLevel>Level3</WarningLevel>
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<PrecompiledHeader>
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</PrecompiledHeader>
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<Optimization>MaxSpeed</Optimization>
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<FunctionLevelLinking>true</FunctionLevelLinking>
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<IntrinsicFunctions>true</IntrinsicFunctions>
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<PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<GenerateDebugInformation>false</GenerateDebugInformation>
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<EnableCOMDATFolding>true</EnableCOMDATFolding>
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</Link>
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</ItemDefinitionGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
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<ImportGroup Label="ExtensionTargets">
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</ImportGroup>
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</Project>
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@ -0,0 +1,6 @@
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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<ItemGroup>
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<ClCompile Include="..\..\playback-tutorial-6.c" />
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</ItemGroup>
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</Project>
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@ -31,6 +31,8 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "playback-tutorial-3", "play
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EndProject
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Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "playback-tutorial-5", "playback-tutorial-5\playback-tutorial-5.vcxproj", "{57F94395-E9A1-430E-AF28-165FD9BE0872}"
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EndProject
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Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "playback-tutorial-6", "playback-tutorial-6\playback-tutorial-6.vcxproj", "{D6293AFD-41DA-44B6-AE57-F1EEE74338AC}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Win32 = Debug|Win32
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@ -159,6 +161,14 @@ Global
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{57F94395-E9A1-430E-AF28-165FD9BE0872}.Release|Win32.Build.0 = Release|Win32
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{57F94395-E9A1-430E-AF28-165FD9BE0872}.Release|x64.ActiveCfg = Release|x64
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{57F94395-E9A1-430E-AF28-165FD9BE0872}.Release|x64.Build.0 = Release|x64
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{D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Debug|Win32.ActiveCfg = Debug|Win32
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{D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Debug|Win32.Build.0 = Debug|Win32
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{D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Debug|x64.ActiveCfg = Debug|x64
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{D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Debug|x64.Build.0 = Debug|x64
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{D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Release|Win32.ActiveCfg = Release|Win32
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{D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Release|Win32.Build.0 = Release|Win32
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{D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Release|x64.ActiveCfg = Release|x64
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{D6293AFD-41DA-44B6-AE57-F1EEE74338AC}.Release|x64.Build.0 = Release|x64
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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