diff options
Diffstat (limited to 'indra/media_plugins/gstreamer10/llmediaimplgstreamer_syms.h')
| -rw-r--r-- | indra/media_plugins/gstreamer10/llmediaimplgstreamer_syms.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/indra/media_plugins/gstreamer10/llmediaimplgstreamer_syms.h b/indra/media_plugins/gstreamer10/llmediaimplgstreamer_syms.h new file mode 100644 index 0000000000..0874644ee6 --- /dev/null +++ b/indra/media_plugins/gstreamer10/llmediaimplgstreamer_syms.h @@ -0,0 +1,68 @@ +/** + * @file llmediaimplgstreamer_syms.h + * @brief dynamic GStreamer symbol-grabbing code + * + * @cond + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + * @endcond + */ + +#include "linden_common.h" +#include <vector> +extern "C" { +#include <gst/gst.h> +} + +bool grab_gst_syms( std::vector< std::string > const&); +void ungrab_gst_syms(); + +#define LL_GST_SYM(REQ, GSTSYM, RTN, ...) extern RTN (*ll##GSTSYM)(__VA_ARGS__); +#include "llmediaimplgstreamer_syms_raw.inc" +#undef LL_GST_SYM + +// regrettable hacks to give us better runtime compatibility with older systems +#define llg_return_if_fail(COND) do{if (!(COND)) return;}while(0) +#define llg_return_val_if_fail(COND,V) do{if (!(COND)) return V;}while(0) + +// regrettable hacks because GStreamer was not designed for runtime loading +#undef GST_TYPE_MESSAGE +#define GST_TYPE_MESSAGE (llgst_message_get_type()) +#undef GST_TYPE_OBJECT +#define GST_TYPE_OBJECT (llgst_object_get_type()) +#undef GST_TYPE_PIPELINE +#define GST_TYPE_PIPELINE (llgst_pipeline_get_type()) +#undef GST_TYPE_ELEMENT +#define GST_TYPE_ELEMENT (llgst_element_get_type()) +#undef GST_TYPE_VIDEO_SINK +#define GST_TYPE_VIDEO_SINK (llgst_video_sink_get_type()) +// more regrettable hacks to stub-out these .h-exposed GStreamer internals +void ll_gst_debug_register_funcptr(GstDebugFuncPtr func, gchar* ptrname); +#undef _gst_debug_register_funcptr +#define _gst_debug_register_funcptr ll_gst_debug_register_funcptr +GstDebugCategory* ll_gst_debug_category_new(gchar *name, guint color, gchar *description); +#undef _gst_debug_category_new +#define _gst_debug_category_new ll_gst_debug_category_new +#undef __gst_debug_enabled +#define __gst_debug_enabled (0) + +// more hacks +#define LLGST_MESSAGE_TYPE_NAME(M) (llgst_message_type_get_name(GST_MESSAGE_TYPE(M))) |