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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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d61a248ac8
Currently MSDK context does not support d3d11va. Now introduce d3d11va device to MSDK context, making it able to create msdk session with d3d11 device and to easily share with upstream and donwstream. Add environment variable to enable user to choose GPU device in multi-GPU environment. This variable is only valid when there's no context returned by upstream or downstream. Otherwise it will use the device that created by upstream or downstream. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3231>
71 lines
2.7 KiB
C
71 lines
2.7 KiB
C
/* GStreamer Intel MSDK plugin
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* Copyright (c) 2018, Intel Corporation
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* Copyright (c) 2018, Igalia S.L.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGDECE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef GST_MSDK_CONTEXT_UTIL_H
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#define GST_MSDK_CONTEXT_UTIL_H
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#include "msdk.h"
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#include "gstmsdkcontext.h"
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#ifndef _WIN32
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#include <va/va.h>
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#endif
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#define GST_MSDK_CONTEXT_TYPE_NAME "gst.msdk.Context"
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G_BEGIN_DECLS
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gboolean
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gst_msdk_context_find (GstElement * element, GstMsdkContext ** context_ptr);
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gboolean
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gst_msdk_ensure_new_context (GstElement * element, gboolean hardware, GstMsdkContextJobType job, GstMsdkContext ** context_ptr);
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gboolean
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gst_msdk_context_get_context (GstContext * context, GstMsdkContext ** msdk_context);
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#ifndef _WIN32
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gboolean
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gst_msdk_context_from_external_va_display (GstContext * context, gboolean hardware,
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GstMsdkContextJobType job_type, GstMsdkContext ** msdk_context);
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#else
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gboolean
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gst_msdk_context_from_external_d3d11_device (GstContext * context, gboolean hardware,
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GstMsdkContextJobType job_type, GstMsdkContext ** msdk_context);
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#endif
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gboolean
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gst_msdk_handle_context_query (GstElement * element, GstQuery * query, GstMsdkContext * msdk_context);
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G_END_DECLS
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#endif /* GST_MSDK_CONTEXT_UTIL_H */
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