add support for nvenc and accel_assist

xrdp_accel_assist/xrdp_accel_assist_nvenc.h

@@ -0,0 +1,34 @@
+/**
+ * xrdp: A Remote Desktop Protocol server.
+ *
+ * Copyright (C) Jay Sorg 2022-2024
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _XRDP_ACCEL_ASSIST_NVENC_H
+#define _XRDP_ACCEL_ASSIST_NVENC_H
+
+int
+xrdp_accel_assist_nvenc_init(void);
+int
+xrdp_accel_assist_nvenc_create_encoder(int width, int height, int tex,
+                                       int tex_format, struct enc_info **ei);
+int
+xrdp_accel_assist_nvenc_delete_encoder(struct enc_info *ei);
+enum encoder_result
+xrdp_accel_assist_nvenc_encode(struct enc_info *ei, int tex,
+                               void *cdata, int *cdata_bytes,
+                               int flags);
+
+#endif