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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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d1d2acead1
Add custom IMFMediaBuffer and IMF2DBuffer implementation in order to keep track of lifecycle of Media Foundation memory object. By this new implementation, we can pass raw memory of upstream buffer to Media Foundation without copy. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1518>
115 lines
3.6 KiB
C
115 lines
3.6 KiB
C
/* GStreamer
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* Copyright (C) 2019 Seungha Yang <seungha.yang@navercorp.com>
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* Copyright (C) 2020 Seungha Yang <seungha@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstmfconfig.h"
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#include <winapifamily.h>
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#include <gst/gst.h>
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#include "gstmfvideosrc.h"
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#include "gstmfdevice.h"
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#include "gstmfutils.h"
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#include "gstmfh264enc.h"
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#include "gstmfh265enc.h"
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#include "gstmfvp9enc.h"
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#include "gstmfaacenc.h"
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#include "gstmfmp3enc.h"
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GST_DEBUG_CATEGORY (gst_mf_debug);
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GST_DEBUG_CATEGORY (gst_mf_utils_debug);
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GST_DEBUG_CATEGORY (gst_mf_source_object_debug);
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GST_DEBUG_CATEGORY (gst_mf_transform_debug);
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GST_DEBUG_CATEGORY (gst_mf_video_buffer_debug);
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#define GST_CAT_DEFAULT gst_mf_debug
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static void
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plugin_deinit (gpointer data)
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{
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MFShutdown ();
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}
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static gboolean
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plugin_init (GstPlugin * plugin)
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{
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HRESULT hr;
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GstRank rank = GST_RANK_SECONDARY;
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/**
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* plugin-mediafoundation:
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*
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* Since: 1.18
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*/
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GST_DEBUG_CATEGORY_INIT (gst_mf_debug, "mf", 0, "media foundation");
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GST_DEBUG_CATEGORY_INIT (gst_mf_utils_debug,
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"mfutils", 0, "media foundation utility functions");
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GST_DEBUG_CATEGORY_INIT (gst_mf_source_object_debug,
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"mfsourceobject", 0, "mfsourceobject");
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GST_DEBUG_CATEGORY_INIT (gst_mf_transform_debug,
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"mftransform", 0, "mftransform");
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GST_DEBUG_CATEGORY_INIT (gst_mf_video_buffer_debug,
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"mfvideobuffer", 0, "mfvideobuffer");
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hr = MFStartup (MF_VERSION, MFSTARTUP_NOSOCKET);
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if (!gst_mf_result (hr)) {
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GST_WARNING ("MFStartup failure, hr: 0x%x", hr);
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return TRUE;
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}
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/* mfvideosrc should be primary rank for UWP */
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#if (GST_MF_WINAPI_APP && !GST_MF_WINAPI_DESKTOP)
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rank = GST_RANK_PRIMARY + 1;
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#endif
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gst_element_register (plugin, "mfvideosrc", rank, GST_TYPE_MF_VIDEO_SRC);
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gst_device_provider_register (plugin, "mfdeviceprovider",
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rank, GST_TYPE_MF_DEVICE_PROVIDER);
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gst_mf_h264_enc_plugin_init (plugin, GST_RANK_SECONDARY);
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gst_mf_h265_enc_plugin_init (plugin, GST_RANK_SECONDARY);
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gst_mf_vp9_enc_plugin_init (plugin, GST_RANK_SECONDARY);
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gst_mf_aac_enc_plugin_init (plugin, GST_RANK_SECONDARY);
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gst_mf_mp3_enc_plugin_init (plugin, GST_RANK_SECONDARY);
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/* So that call MFShutdown() when this plugin is no more used
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* (i.e., gst_deinit). Otherwise valgrind-like tools would complain
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* about un-released media foundation resources.
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*
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* NOTE: MFStartup and MFShutdown can be called multiple times, but the number
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* of each MFStartup and MFShutdown call should be identical. This rule is
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* simliar to that of CoInitialize/CoUninitialize pair */
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g_object_set_data_full (G_OBJECT (plugin),
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"plugin-mediafoundation-shutdown", "shutdown-data",
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(GDestroyNotify) plugin_deinit);
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return TRUE;
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}
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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mediafoundation,
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"Microsoft Media Foundation plugin",
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plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
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