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Example Media Plugin - useless but unbroken

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This commit is contained in:
siana
2010-12-28 06:46:06 +01:00
parent 3f1412e927
commit 46bd915f47
2 changed files with 314 additions and 396 deletions
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6
indra/media_plugins/example/CMakeLists.txt
View File

@@ -14,7 +14,7 @@ include(PluginAPI)
include(MediaPluginBase) include(MediaPluginBase)
include(FindOpenGL) include(FindOpenGL)
#include(ExamplePlugin) include(ExamplePlugin)
include_directories( include_directories(
${LLPLUGIN_INCLUDE_DIRS} ${LLPLUGIN_INCLUDE_DIRS}
@@ -29,13 +29,13 @@ include_directories(
### media_plugin_example ### media_plugin_example
if(NOT CMAKE_SIZEOF_VOID_P MATCHES 4) if(NOT WORD_SIZE EQUAL 32)
if(WINDOWS) if(WINDOWS)
add_definitions(/FIXED:NO) add_definitions(/FIXED:NO)
else(WINDOWS) # not windows therefore gcc LINUX and DARWIN else(WINDOWS) # not windows therefore gcc LINUX and DARWIN
add_definitions(-fPIC) add_definitions(-fPIC)
endif(WINDOWS) endif(WINDOWS)
endif (NOT CMAKE_SIZEOF_VOID_P MATCHES 4) endif(NOT WORD_SIZE EQUAL 32)
set(media_plugin_example_SOURCE_FILES set(media_plugin_example_SOURCE_FILES
media_plugin_example.cpp media_plugin_example.cpp

170
indra/media_plugins/example/media_plugin_example.cpp
View File

@@ -3,33 +3,26 @@
* @brief Example plugin for LLMedia API plugin system * @brief Example plugin for LLMedia API plugin system
* *
* @cond * @cond
* $LicenseInfo:firstyear=2008&license=viewergpl$ * $LicenseInfo:firstyear=2008&license=viewerlgpl$
*
* Copyright (c) 2008-2010, Linden Research, Inc.
*
* Second Life Viewer Source Code * Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab * Copyright (C) 2010, Linden Research, Inc.
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlife.com/developers/opensource/gplv2
* *
* There are special exceptions to the terms and conditions of the GPL as * This library is free software; you can redistribute it and/or
* it is applied to this Source Code. View the full text of the exception * modify it under the terms of the GNU Lesser General Public
* in the file doc/FLOSS-exception.txt in this software distribution, or * License as published by the Free Software Foundation;
* online at * version 2.1 of the License only.
* http://secondlife.com/developers/opensource/flossexception
* *
* By copying, modifying or distributing this software, you acknowledge * This library is distributed in the hope that it will be useful,
* that you have read and understood your obligations described above, * but WITHOUT ANY WARRANTY; without even the implied warranty of
* and agree to abide by those obligations. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
* *
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO * You should have received a copy of the GNU Lesser General Public
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, * License along with this library; if not, write to the Free Software
* COMPLETENESS OR PERFORMANCE. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$ * $/LicenseInfo$
*
* @endcond * @endcond
*/ */
@@ -100,13 +93,13 @@ MediaPluginExample::~MediaPluginExample()
// //
void MediaPluginExample::receiveMessage( const char* message_string ) void MediaPluginExample::receiveMessage( const char* message_string )
{ {
// std::cerr << "MediaPluginWebKit::receiveMessage: received message: \"" << message_string << "\"" << std::endl;
LLPluginMessage message_in; LLPluginMessage message_in;
if(message_in.parse(message_string) >= 0) if(message_in.parse(message_string) >= 0)
{ {
std::string message_class = message_in.getClass(); std::string message_class = message_in.getClass();
std::string message_name = message_in.getName(); std::string message_name = message_in.getName();
if(message_class == LLPLUGIN_MESSAGE_CLASS_BASE) if(message_class == LLPLUGIN_MESSAGE_CLASS_BASE)
{ {
if(message_name == "init") if(message_name == "init")
@@ -118,26 +111,22 @@ void MediaPluginExample::receiveMessage( const char* message_string )
versions[LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER] = LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER_VERSION; versions[LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER] = LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER_VERSION;
message.setValueLLSD("versions", versions); message.setValueLLSD("versions", versions);
std::string plugin_version = "Example media plugin, Example Version 1.0.0.0"; std::string plugin_version = "Example plugin 1.0..0";
message.setValue("plugin_version", plugin_version); message.setValue("plugin_version", plugin_version);
sendMessage(message); sendMessage(message);
} }
else else if(message_name == "idle")
if ( message_name == "idle" )
{ {
// no response is necessary here. // no response is necessary here.
F64 time = message_in.getValueReal("time"); F64 time = message_in.getValueReal("time");
// Convert time to milliseconds for update() // Convert time to milliseconds for update()
update( time ); update((int)(time * 1000.0f));
} }
else else if(message_name == "cleanup")
if ( message_name == "cleanup" )
{ {
// clean up here
} }
else else if(message_name == "shm_added")
if ( message_name == "shm_added" )
{ {
SharedSegmentInfo info; SharedSegmentInfo info;
info.mAddress = message_in.getValuePointer("address"); info.mAddress = message_in.getValuePointer("address");
@@ -147,8 +136,7 @@ void MediaPluginExample::receiveMessage( const char* message_string )
mSharedSegments.insert(SharedSegmentMap::value_type(name, info)); mSharedSegments.insert(SharedSegmentMap::value_type(name, info));
} }
else else if(message_name == "shm_remove")
if ( message_name == "shm_remove" )
{ {
std::string name = message_in.getValue("name"); std::string name = message_in.getValue("name");
@@ -157,17 +145,16 @@ void MediaPluginExample::receiveMessage( const char* message_string )
{ {
if(mPixels == iter->second.mAddress) if(mPixels == iter->second.mAddress)
{ {
// This is the currently active pixel buffer. // This is the currently active pixel buffer. Make sure we stop drawing to it.
// Make sure we stop drawing to it.
mPixels = NULL; mPixels = NULL;
mTextureSegmentName.clear(); mTextureSegmentName.clear();
}; }
mSharedSegments.erase(iter); mSharedSegments.erase(iter);
} }
else else
{ {
//std::cerr << "MediaPluginExample::receiveMessage: unknown shared memory region!" << std::endl; // std::cerr << "MediaPluginWebKit::receiveMessage: unknown shared memory region!" << std::endl;
}; }
// Send the response so it can be cleaned up. // Send the response so it can be cleaned up.
LLPluginMessage message("base", "shm_remove_response"); LLPluginMessage message("base", "shm_remove_response");
@@ -176,23 +163,23 @@ void MediaPluginExample::receiveMessage( const char* message_string )
} }
else else
{ {
//std::cerr << "MediaPluginExample::receiveMessage: unknown base message: " << message_name << std::endl; // std::cerr << "MediaPluginWebKit::receiveMessage: unknown base message: " << message_name << std::endl;
};
} }
else }
if ( message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA ) else if(message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA)
{ {
if(message_name == "init") if(message_name == "init")
{ {
// Plugin gets to decide the texture parameters to use. // Plugin gets to decide the texture parameters to use.
mDepth = 4;
LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "texture_params"); LLPluginMessage message(LLPLUGIN_MESSAGE_CLASS_MEDIA, "texture_params");
message.setValueS32( "default_width", mWidth ); message.setValueS32("default_width", 1024);
message.setValueS32( "default_height", mHeight ); message.setValueS32("default_height", 1024);
message.setValueS32("depth", mDepth); message.setValueS32("depth", mDepth);
message.setValueU32("internalformat", GL_RGBA); message.setValueU32("internalformat", GL_RGBA);
message.setValueU32("format", GL_RGBA); message.setValueU32("format", GL_RGBA);
message.setValueU32("type", GL_UNSIGNED_BYTE); message.setValueU32("type", GL_UNSIGNED_BYTE);
message.setValueBoolean( "coords_opengl", false ); message.setValueBoolean("coords_opengl", true);
sendMessage(message); sendMessage(message);
} }
else if(message_name == "size_change") else if(message_name == "size_change")
@@ -215,8 +202,6 @@ void MediaPluginExample::receiveMessage( const char* message_string )
mTextureWidth = texture_width; mTextureWidth = texture_width;
mTextureHeight = texture_height; mTextureHeight = texture_height;
init();
}; };
}; };
@@ -227,99 +212,31 @@ void MediaPluginExample::receiveMessage( const char* message_string )
message.setValueS32("texture_width", texture_width); message.setValueS32("texture_width", texture_width);
message.setValueS32("texture_height", texture_height); message.setValueS32("texture_height", texture_height);
sendMessage(message); sendMessage(message);
} }
else else if(message_name == "load_uri")
if ( message_name == "load_uri" )
{ {
std::string uri = message_in.getValue( "uri" );
if ( ! uri.empty() )
{
};
} }
else else if(message_name == "mouse_event")
if ( message_name == "mouse_event" )
{ {
std::string event = message_in.getValue("event"); std::string event = message_in.getValue("event");
S32 button = message_in.getValueS32( "button" );
// left mouse button
if ( button == 0 )
{
int mouse_x = message_in.getValueS32( "x" );
int mouse_y = message_in.getValueS32( "y" );
std::string modifiers = message_in.getValue( "modifiers" );
if ( event == "move" )
{
if ( mMouseButtonDown )
write_pixel( mouse_x, mouse_y, rand() % 0x80 + 0x80, rand() % 0x80 + 0x80, rand() % 0x80 + 0x80 );
}
else
if(event == "down") if(event == "down")
{ {
mMouseButtonDown = true;
}
else
if ( event == "up" )
{
mMouseButtonDown = false;
}
else
if ( event == "double_click" )
{
};
};
}
else
if ( message_name == "key_event" )
{
std::string event = message_in.getValue( "event" );
S32 key = message_in.getValueS32( "key" );
std::string modifiers = message_in.getValue( "modifiers" );
if ( event == "down" ) }
else if(event == "up")
{ {
if ( key == ' ') }
else if(event == "double_click")
{ {
mLastUpdateTime = 0; }
update( 0.0f ); }
};
};
} }
else else
{ {
//std::cerr << "MediaPluginExample::receiveMessage: unknown media message: " << message_string << std::endl; // std::cerr << "MediaPluginWebKit::receiveMessage: unknown message class: " << message_class << std::endl;
}; };
} }
else
if ( message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER )
{
if ( message_name == "browse_reload" )
{
mLastUpdateTime = 0;
mFirstTime = true;
mStopAction = false;
update( 0.0f );
}
else
if ( message_name == "browse_stop" )
{
for( int n = 0; n < ENumObjects; ++n )
mXInc[ n ] = mYInc[ n ] = 0;
mStopAction = true;
update( 0.0f );
}
else
{
//std::cerr << "MediaPluginExample::receiveMessage: unknown media_browser message: " << message_string << std::endl;
};
}
else
{
//std::cerr << "MediaPluginExample::receiveMessage: unknown message class: " << message_class << std::endl;
};
};
} }
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
@@ -492,3 +409,4 @@ int init_media_plugin( LLPluginInstance::sendMessageFunction host_send_func,
return 0; return 0;
} }