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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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f413449a28
New encoder implementations for AMD GPU using AMF API Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2109>
140 lines
3.6 KiB
C++
140 lines
3.6 KiB
C++
/* GStreamer
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* Copyright (C) 2022 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 <core/Factory.h>
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#include "gstamfutils.h"
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#include <gmodule.h>
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using namespace amf;
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AMFFactory *_factory = nullptr;
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static gboolean loaded = FALSE;
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static gboolean
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gst_amf_load_library (void)
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{
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AMF_RESULT result;
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GModule *amf_module = nullptr;
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AMFInit_Fn init_func = nullptr;
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amf_module = g_module_open (AMF_DLL_NAMEA, G_MODULE_BIND_LAZY);
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if (!amf_module)
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return FALSE;
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if (!g_module_symbol (amf_module, AMF_INIT_FUNCTION_NAME, (gpointer *)
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& init_func)) {
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g_module_close (amf_module);
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amf_module = nullptr;
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return FALSE;
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}
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result = init_func (AMF_FULL_VERSION, &_factory);
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if (result != AMF_OK) {
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g_module_close (amf_module);
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amf_module = nullptr;
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_factory = nullptr;
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return FALSE;
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}
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return TRUE;
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}
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gboolean
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gst_amf_init_once (void)
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{
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static gsize init_once = 0;
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if (g_once_init_enter (&init_once)) {
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loaded = gst_amf_load_library ();
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g_once_init_leave (&init_once, 1);
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}
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return loaded;
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}
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gpointer
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gst_amf_get_factory (void)
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{
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return (gpointer) _factory;
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}
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const gchar *
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gst_amf_result_to_string (AMF_RESULT result)
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{
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#define CASE(err) \
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case err: \
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return G_STRINGIFY (err);
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switch (result) {
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CASE (AMF_OK);
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CASE (AMF_FAIL);
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CASE (AMF_UNEXPECTED);
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CASE (AMF_ACCESS_DENIED);
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CASE (AMF_INVALID_ARG);
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CASE (AMF_OUT_OF_RANGE);
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CASE (AMF_OUT_OF_MEMORY);
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CASE (AMF_INVALID_POINTER);
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CASE (AMF_NO_INTERFACE);
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CASE (AMF_NOT_IMPLEMENTED);
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CASE (AMF_NOT_SUPPORTED);
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CASE (AMF_NOT_FOUND);
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CASE (AMF_ALREADY_INITIALIZED);
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CASE (AMF_NOT_INITIALIZED);
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CASE (AMF_INVALID_FORMAT);
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CASE (AMF_WRONG_STATE);
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CASE (AMF_FILE_NOT_OPEN);
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CASE (AMF_NO_DEVICE);
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CASE (AMF_DIRECTX_FAILED);
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CASE (AMF_OPENCL_FAILED);
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CASE (AMF_GLX_FAILED);
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CASE (AMF_XV_FAILED);
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CASE (AMF_ALSA_FAILED);
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CASE (AMF_EOF);
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CASE (AMF_REPEAT);
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CASE (AMF_INPUT_FULL);
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CASE (AMF_RESOLUTION_CHANGED);
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CASE (AMF_RESOLUTION_UPDATED);
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CASE (AMF_INVALID_DATA_TYPE);
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CASE (AMF_INVALID_RESOLUTION);
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CASE (AMF_CODEC_NOT_SUPPORTED);
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CASE (AMF_SURFACE_FORMAT_NOT_SUPPORTED);
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CASE (AMF_SURFACE_MUST_BE_SHARED);
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CASE (AMF_DECODER_NOT_PRESENT);
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CASE (AMF_DECODER_SURFACE_ALLOCATION_FAILED);
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CASE (AMF_DECODER_NO_FREE_SURFACES);
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CASE (AMF_ENCODER_NOT_PRESENT);
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CASE (AMF_DEM_ERROR);
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CASE (AMF_DEM_PROPERTY_READONLY);
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CASE (AMF_DEM_REMOTE_DISPLAY_CREATE_FAILED);
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CASE (AMF_DEM_START_ENCODING_FAILED);
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CASE (AMF_DEM_QUERY_OUTPUT_FAILED);
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CASE (AMF_TAN_CLIPPING_WAS_REQUIRED);
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CASE (AMF_TAN_UNSUPPORTED_VERSION);
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CASE (AMF_NEED_MORE_INPUT);
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default:
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break;
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}
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#undef CASE
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return "Unknown";
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}
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