mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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Added basic tutorial 15 (Clutter)
This commit is contained in:
Xavi Artigas
parent
edc0f4f1d3
commit
669b10b6f6
4 changed files with 214 additions and 0 deletions
98
gst-sdk/tutorials/basic-tutorial-15.c
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98
gst-sdk/tutorials/basic-tutorial-15.c
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@ -0,0 +1,98 @@
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#ifdef _WIN32
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#include <windows.h>
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#endif
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#include <clutter-gst/clutter-gst.h>
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/* Setup the video texture once its size is known */
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void size_change (ClutterActor *texture, gint width, gint height, gpointer user_data) {
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ClutterActor *stage;
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gfloat new_x, new_y, new_width, new_height;
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gfloat stage_width, stage_height;
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ClutterAnimation *animation = NULL;
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stage = clutter_actor_get_stage (texture);
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if (stage == NULL)
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return;
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clutter_actor_get_size (stage, &stage_width, &stage_height);
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/* Center video on window */
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new_height = (height * stage_width) / width;
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if (new_height <= stage_height) {
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new_width = stage_width;
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new_x = 0;
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new_y = (stage_height - new_height) / 2;
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} else {
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new_width = (width * stage_height) / height;
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new_height = stage_height;
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new_x = (stage_width - new_width) / 2;
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new_y = 0;
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}
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clutter_actor_set_position (texture, new_x, new_y);
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clutter_actor_set_size (texture, new_width, new_height);
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/* Animate it */
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clutter_actor_set_rotation (texture, CLUTTER_Y_AXIS, 0.0, stage_width / 2, 0, 0);
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animation = clutter_actor_animate (texture, CLUTTER_LINEAR, 10000, "rotation-angle-y", 360.0, NULL);
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clutter_animation_set_loop (animation, TRUE);
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}
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int main(int argc, char *argv[]) {
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GstElement *pipeline, *sink;
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ClutterTimeline *timeline;
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ClutterActor *stage, *texture;
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if (clutter_gst_init (&argc, &argv) != CLUTTER_INIT_SUCCESS) {
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g_error ("Failed to initialize clutter\n");
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return -1;
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}
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stage = clutter_stage_get_default ();
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/* Make a timeline */
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timeline = clutter_timeline_new (1000);
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g_object_set(timeline, "loop", TRUE, NULL);
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/* We need to set certain props on the target texture currently for
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* efficient/correct playback onto the texture */
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texture = CLUTTER_ACTOR (g_object_new (CLUTTER_TYPE_TEXTURE, "disable-slicing", TRUE, NULL));
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g_signal_connect (texture, "size-change", G_CALLBACK (size_change), NULL);
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/* Build the pipeline */
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pipeline = gst_parse_launch ("playbin2 uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm", NULL);
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/* Instantiate the Clutter sink */
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sink = gst_element_factory_make ("autocluttersink", NULL);
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if (sink == NULL) {
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/* Revert to the older cluttersink, in case autocluttersink was not found */
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sink = gst_element_factory_make ("cluttersink", NULL);
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}
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if (sink == NULL) {
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g_printerr ("Unable to find a Cluttre sink.\n");
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return -1;
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}
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/* Link GStreamer with Clutter by passing the Clutter texture to the Clutter sink*/
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g_object_set (sink, "texture", texture, NULL);
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/* Add the Clutter sink to the pipeline */
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g_object_set (pipeline, "video-sink", sink, NULL);
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/* Start playing */
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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/* start the timeline */
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clutter_timeline_start (timeline);
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clutter_group_add (CLUTTER_GROUP (stage), texture);
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clutter_actor_show_all (stage);
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clutter_main();
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/* Free resources */
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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 +1,100 @@
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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="..\..\basic-tutorial-15.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>{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}</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\libs\clutter-gst-1.0.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\libs\clutter-gst-1.0.props')" />
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<Import Project="$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\libs\clutter-win32-1.0.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\libs\clutter-win32-1.0.props')" />
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<Import Project="$(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="$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\libs\clutter-gst-1.0.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\libs\clutter-gst-1.0.props')" />
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<Import Project="$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\libs\clutter-win32-1.0.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\libs\clutter-win32-1.0.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="'$(Configuration)'=='Debug'">
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<ClCompile>
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<PrecompiledHeader>
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</PrecompiledHeader>
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<WarningLevel>Level3</WarningLevel>
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<Optimization>Disabled</Optimization>
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<PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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<ShowIncludes Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">false</ShowIncludes>
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</ClCompile>
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<Link>
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<SubSystem>Console</SubSystem>
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<GenerateDebugInformation>true</GenerateDebugInformation>
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<AdditionalDependencies>%(AdditionalDependencies)</AdditionalDependencies>
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<AdditionalLibraryDirectories>%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
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</Link>
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</ItemDefinitionGroup>
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<ItemDefinitionGroup Condition="'$(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="..\..\basic-tutorial-15.c" />
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</ItemGroup>
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</Project>
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@ -37,6 +37,8 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "playback-tutorial-7", "play
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EndProject
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Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "basic-tutorial-13", "basic-tutorial-13\basic-tutorial-13.vcxproj", "{6D962544-E7A2-450B-998B-6D09B17ACCB3}"
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EndProject
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Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "basic-tutorial-15", "basic-tutorial-15\basic-tutorial-15.vcxproj", "{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}"
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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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@ -189,6 +191,14 @@ Global
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{6D962544-E7A2-450B-998B-6D09B17ACCB3}.Release|Win32.Build.0 = Release|Win32
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{6D962544-E7A2-450B-998B-6D09B17ACCB3}.Release|x64.ActiveCfg = Release|x64
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{6D962544-E7A2-450B-998B-6D09B17ACCB3}.Release|x64.Build.0 = Release|x64
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{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Debug|Win32.ActiveCfg = Debug|Win32
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{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Debug|Win32.Build.0 = Debug|Win32
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{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Debug|x64.ActiveCfg = Debug|x64
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{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Debug|x64.Build.0 = Debug|x64
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{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Release|Win32.ActiveCfg = Release|Win32
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{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Release|Win32.Build.0 = Release|Win32
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{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Release|x64.ActiveCfg = Release|x64
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{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.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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