/* GStreamer * Copyright (C) 2021 Seungha Yang * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif /** * SECTION:plugin-qsv * * Intel Quick Sync plugin. * * This plugin consists of various video encoder and decoder elements. * Depending on the hardware it runs on, some elements might not be registered * in case that underlying hardware doesn't support the for feature. * * To get a list of all available elements, user can run * ```sh * gst-inspect-1.0 qsv * ``` * * Since: 1.22 */ #include #include #include "gstqsvav1enc.h" #include "gstqsvh264dec.h" #include "gstqsvh264enc.h" #include "gstqsvh265dec.h" #include "gstqsvh265enc.h" #include "gstqsvjpegdec.h" #include "gstqsvjpegenc.h" #include "gstqsvvp9dec.h" #include "gstqsvvp9enc.h" #include "gstqsvutils.h" #include #ifdef G_OS_WIN32 #define WIN32_LEAN_AND_MEAN #include #include #include #else #include #endif GST_DEBUG_CATEGORY (gst_qsv_debug); GST_DEBUG_CATEGORY (gst_qsv_allocator_debug); #define GST_CAT_DEFAULT gst_qsv_debug #ifdef G_OS_WIN32 #define MFX_ACCEL_MODE MFX_ACCEL_MODE_VIA_D3D11 #else #define MFX_ACCEL_MODE MFX_ACCEL_MODE_VIA_VAAPI #endif #ifdef G_OS_WIN32 static mfxSession create_session_with_platform_device (mfxLoader loader, mfxImplDescription * desc, guint impl_index, GstObject ** d3d11_device, GList ** devices) { mfxSession session = nullptr; mfxStatus status; GstD3D11Device *selected = nullptr; GList *list = *devices; GList *iter; mfxU16 device_id = 0; *d3d11_device = nullptr; status = MFXCreateSession (loader, impl_index, &session); if (status != MFX_ERR_NONE) { GST_WARNING ("Failed to create session with index %d, %d (%s)", impl_index, QSV_STATUS_ARGS (status)); return nullptr; } if (desc->ApiVersion.Major >= 2 || (desc->ApiVersion.Major == 1 && desc->ApiVersion.Minor >= 19)) { mfxPlatform platform; memset (&platform, 0, sizeof (mfxPlatform)); if (MFXVideoCORE_QueryPlatform (session, &platform) == MFX_ERR_NONE) { device_id = platform.DeviceId; /* XXX: re-create session, MFXVideoCORE_QueryPlatform() may cause * later MFXVideoCORE_SetHandle() call failed with * MFX_ERR_UNDEFINED_BEHAVIOR error */ g_clear_pointer (&session, MFXClose); status = MFXCreateSession (loader, impl_index, &session); if (status != MFX_ERR_NONE) { GST_WARNING ("Failed to re-create session with index %d, %d (%s)", impl_index, QSV_STATUS_ARGS (status)); return nullptr; } } } if (device_id) { for (iter = list; iter; iter = g_list_next (iter)) { GstD3D11Device *dev = GST_D3D11_DEVICE (iter->data); guint dev_id; g_object_get (dev, "device-id", &dev_id, nullptr); if (dev_id == (guint) device_id) { selected = dev; list = g_list_delete_link (list, iter); break; } } } if (!selected) { /* Unknown device id, pick the first device */ selected = GST_D3D11_DEVICE (list->data); list = g_list_delete_link (list, list); } *devices = list; status = MFXVideoCORE_SetHandle (session, MFX_HANDLE_D3D11_DEVICE, gst_d3d11_device_get_device_handle (selected)); if (status != MFX_ERR_NONE) { GST_WARNING ("Failed to set d3d11 device handle, %d (%s)", QSV_STATUS_ARGS (status)); gst_object_unref (selected); MFXClose (session); return nullptr; } *d3d11_device = GST_OBJECT (selected); return session; } #else static mfxSession create_session_with_platform_device (mfxLoader loader, mfxImplDescription * desc, guint impl_index, GstObject ** va_display, GList ** devices) { mfxSession session = nullptr; mfxStatus status; GstVaDisplay *selected; GList *list = *devices; *va_display = nullptr; status = MFXCreateSession (loader, impl_index, &session); if (status != MFX_ERR_NONE) { GST_WARNING ("Failed to create session with index %d, %d (%s)", impl_index, QSV_STATUS_ARGS (status)); return nullptr; } /* XXX: what's the relation between implementation index and VA display ? * Pick the first available device for now */ selected = GST_VA_DISPLAY (list->data); list = g_list_delete_link (list, list); *devices = list; status = MFXVideoCORE_SetHandle (session, MFX_HANDLE_VA_DISPLAY, gst_va_display_get_va_dpy (selected)); if (status != MFX_ERR_NONE) { GST_WARNING ("Failed to set display handle, %d (%s)", QSV_STATUS_ARGS (status)); gst_object_unref (selected); MFXClose (session); return nullptr; } *va_display = GST_OBJECT (selected); return session; } #endif static void plugin_deinit (gpointer data) { gst_qsv_deinit (); } static gboolean plugin_init (GstPlugin * plugin) { mfxLoader loader; guint i = 0; GList *platform_devices = nullptr; GstRank enc_rank = GST_RANK_NONE; #ifdef G_OS_WIN32 /* D3D11 Video API is supported since Windows 8. * Do we want to support old OS (Windows 7 for example) with D3D9 ?? */ if (!IsWindows8OrGreater ()) return TRUE; enc_rank = GST_RANK_PRIMARY; #endif GST_DEBUG_CATEGORY_INIT (gst_qsv_debug, "qsv", 0, "Intel Quick Sync Video"); GST_DEBUG_CATEGORY_INIT (gst_qsv_allocator_debug, "qsvallocator", 0, "qsvallocator"); loader = gst_qsv_get_loader (); if (!loader) return TRUE; platform_devices = gst_qsv_get_platform_devices (); if (!platform_devices) { gst_qsv_deinit (); return TRUE; } GST_INFO ("Found %d platform devices", g_list_length (platform_devices)); do { mfxStatus status = MFX_ERR_NONE; mfxSession session = nullptr; mfxImplDescription *desc = nullptr; GstObject *device = nullptr; status = MFXEnumImplementations (loader, i, MFX_IMPLCAPS_IMPLDESCSTRUCTURE, (mfxHDL *) & desc); if (status != MFX_ERR_NONE) break; if ((desc->Impl & MFX_IMPL_TYPE_HARDWARE) == 0) goto next; if ((desc->AccelerationMode & MFX_ACCEL_MODE) == 0) goto next; session = create_session_with_platform_device (loader, desc, i, &device, &platform_devices); if (!session) goto next; gst_qsv_h264_dec_register (plugin, GST_RANK_MARGINAL, i, device, session); gst_qsv_h265_dec_register (plugin, GST_RANK_MARGINAL, i, device, session); gst_qsv_jpeg_dec_register (plugin, GST_RANK_SECONDARY, i, device, session); gst_qsv_vp9_dec_register (plugin, GST_RANK_MARGINAL, i, device, session); gst_qsv_h264_enc_register (plugin, enc_rank, i, device, session); gst_qsv_h265_enc_register (plugin, enc_rank, i, device, session); gst_qsv_jpeg_enc_register (plugin, enc_rank, i, device, session); gst_qsv_vp9_enc_register (plugin, enc_rank, i, device, session); gst_qsv_av1_enc_register (plugin, enc_rank, i, device, session); next: MFXDispReleaseImplDescription (loader, desc); g_clear_pointer (&session, MFXClose); gst_clear_object (&device); i++; /* What's the possible maximum number of impl/device ? */ } while (i < 16 && platform_devices != nullptr); if (platform_devices) g_list_free_full (platform_devices, (GDestroyNotify) gst_object_unref); g_object_set_data_full (G_OBJECT (plugin), "plugin-qsv-shutdown", (gpointer) "shutdown-data", (GDestroyNotify) plugin_deinit); return TRUE; } GST_PLUGIN_DEFINE (GST_VERSION_MAJOR, GST_VERSION_MINOR, qsv, "Intel Quick Sync Video plugin", plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)