nvcodec: Add AV1 encoder

Adding CUDA mode "nvav1enc", D3D11 mode "nvd3d11av1enc" and auto GPU
mode "nvautogpuav1enc" elements

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6754>

subprojects/gst-plugins-bad/sys/nvcodec/gstnvav1encoder.h

@@ -0,0 +1,41 @@
+/* GStreamer
+ * Copyright (C) 2024 Seungha Yang <seungha@centricular.com>
+ *
+ * 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.
+ */
+
+#pragma once
+
+#include "gstnvencoder.h"
+
+G_BEGIN_DECLS
+
+GstNvEncoderClassData * gst_nv_av1_encoder_register_cuda  (GstPlugin * plugin,
+                                                           GstCudaContext * context,
+                                                           guint rank);
+
+#ifdef G_OS_WIN32
+GstNvEncoderClassData * gst_nv_av1_encoder_register_d3d11 (GstPlugin * plugin,
+                                                            GstD3D11Device * device,
+                                                            guint rank);
+#endif
+
+void gst_nv_av1_encoder_register_auto_select (GstPlugin * plugin,
+                                              GList * device_caps_list,
+                                              guint rank);
+
+
+G_END_DECLS

subprojects/gst-plugins-bad/sys/nvcodec/gstnvencobject.cpp

@@ -145,11 +145,14 @@ GstNvEncObject::IsSuccess (NVENCSTATUS status, GstNvEncObject * self,
 
 #ifndef GST_DISABLE_GST_DEBUG
   const gchar *status_str = nvenc_status_to_string (status);
+  const gchar *error_detail = nullptr;
+  if (self && self->session_)
+    error_detail = NvEncGetLastErrorString (self->session_);
 
   if (self) {
     gst_debug_log_id (GST_CAT_DEFAULT, GST_LEVEL_ERROR, file, function,
-        line, self->id_.c_str (), "NvEnc API call failed: 0x%x, %s",
-        (guint) status, status_str);
+        line, self->id_.c_str (), "NvEnc API call failed: 0x%x, %s (%s)",
+        (guint) status, status_str, GST_STR_NULL (error_detail));
   } else {
     gst_debug_log (GST_CAT_DEFAULT, GST_LEVEL_ERROR, file, function,
       line, nullptr, "NvEnc API call failed: 0x%x, %s",
@@ -293,8 +296,11 @@ GstNvEncObject::InitSession (NV_ENC_INITIALIZE_PARAMS * params,
 
   if (memcmp (&params->encodeGUID, &NV_ENC_CODEC_H264_GUID, sizeof (GUID)) == 0) {
     codec_ = GST_NV_ENC_CODEC_H264;
-  } else {
+  } else if (memcmp (&params->encodeGUID,
+      &NV_ENC_CODEC_HEVC_GUID, sizeof (GUID)) == 0) {
     codec_ = GST_NV_ENC_CODEC_H265;
+  } else {
+    codec_ = GST_NV_ENC_CODEC_AV1;
   }
 
   info_ = *info;

subprojects/gst-plugins-bad/sys/nvcodec/gstnvencobject.h

@@ -138,6 +138,7 @@ enum GstNvEncCodec
 {
   GST_NV_ENC_CODEC_H264,
   GST_NV_ENC_CODEC_H265,
+  GST_NV_ENC_CODEC_AV1,
 };
 
 class GstNvEncObject : public std::enable_shared_from_this <GstNvEncObject>

subprojects/gst-plugins-bad/sys/nvcodec/meson.build

@@ -10,6 +10,7 @@ nvcodec_sources = [
   'gstcudamemorycopy.c',
   'gstcuvidloader.c',
   'gstnvav1dec.cpp',
+  'gstnvav1encoder.cpp',
   'gstnvdec.c',
   'gstnvdecobject.cpp',
   'gstnvdecoder.cpp',

subprojects/gst-plugins-bad/sys/nvcodec/plugin.c

@@ -49,6 +49,7 @@
 #endif
 #include "gstnvh264encoder.h"
 #include "gstnvh265encoder.h"
+#include "gstnvav1encoder.h"
 #include "gstcudaipcsink.h"
 #include "gstcudaipcsrc.h"
 #include "gstnvcodecutils.h"
@@ -126,6 +127,7 @@ plugin_init (GstPlugin * plugin)
   guint api_minor_ver = 1;
   GList *h264_enc_cdata = NULL;
   GList *h265_enc_cdata = NULL;
+  GList *av1_enc_cdata = NULL;
   gboolean have_nvrtc = FALSE;
 
   GST_DEBUG_CATEGORY_INIT (gst_nvcodec_debug, "nvcodec", 0, "nvcodec");
@@ -291,6 +293,11 @@ plugin_init (GstPlugin * plugin)
           if (cdata)
             h265_enc_cdata = g_list_append (h265_enc_cdata, cdata);
 
+          cdata = gst_nv_av1_encoder_register_d3d11 (plugin,
+              d3d11_device, GST_RANK_NONE);
+          if (cdata)
+            av1_enc_cdata = g_list_append (av1_enc_cdata, cdata);
+
           gst_object_unref (d3d11_device);
         }
       }
@@ -304,6 +311,11 @@ plugin_init (GstPlugin * plugin)
           context, GST_RANK_PRIMARY + 1);
       if (cdata)
         h265_enc_cdata = g_list_append (h265_enc_cdata, cdata);
+
+      cdata = gst_nv_av1_encoder_register_cuda (plugin,
+          context, GST_RANK_PRIMARY + 1);
+      if (cdata)
+        av1_enc_cdata = g_list_append (av1_enc_cdata, cdata);
     }
 
     gst_nv_jpeg_enc_register (plugin, context, GST_RANK_NONE, have_nvrtc);
@@ -315,11 +327,17 @@ plugin_init (GstPlugin * plugin)
     gst_nv_h264_encoder_register_auto_select (plugin, h264_enc_cdata,
         GST_RANK_NONE);
   }
+
   if (h265_enc_cdata) {
     gst_nv_h265_encoder_register_auto_select (plugin, h265_enc_cdata,
         GST_RANK_NONE);
   }
 
+  if (av1_enc_cdata) {
+    gst_nv_av1_encoder_register_auto_select (plugin, av1_enc_cdata,
+        GST_RANK_NONE);
+  }
+
   gst_cuda_memory_copy_register (plugin, GST_RANK_NONE);
 
   if (have_nvrtc) {