Add fastvideo J2K encoding backend.

1 files changed, 63 insertions, 0 deletions

diff --git a/src/lib/j2k_encoder_fastvideo_backend.h b/src/lib/j2k_encoder_fastvideo_backend.h
new file mode 100644
index 000000000..0e5ccb3be
--- /dev/null
+++ b/src/lib/j2k_encoder_fastvideo_backend.h
@@ -0,0 +1,63 @@
+/*
+    Copyright (C) 2021 Carl Hetherington <cth@carlh.net>
+
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    DCP-o-matic 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+
+#ifndef DCPOMATIC_J2K_ENCODER_FASTVIDEO_BACKEND_H
+#define DCPOMATIC_J2K_ENCODER_FASTVIDEO_BACKEND_H
+
+
+#include "j2k_encoder_backend.h"
+#include <dcp/util.h>
+#include <fastvideo_encoder_j2k.h>
+#include <fastvideo_sdk.h>
+#include <boost/thread.hpp>
+
+
+class Barrier;
+
+
+class J2KEncoderFastvideoBackend : public J2KEncoderBackend
+{
+public:
+	J2KEncoderFastvideoBackend (Barrier& barrier);
+	~J2KEncoderFastvideoBackend ();
+
+	std::vector<dcp::ArrayData> encode (std::vector<DCPVideo> const& video) override;
+
+	int quantity () const override {
+		return 1;
+	}
+
+private:
+	void setup (dcp::Size size);
+
+	Barrier& _barrier;
+	bool _setup_done = false;
+	fastImportFromHostHandle_t _adapter;
+	fastDeviceSurfaceBufferHandle_t _src_buffer;
+	fastEncoderJ2kHandle_t _encoder;
+	uint16_t* _xyz_buffer;
+	int _xyz_buffer_stride;
+};
+
+
+#endif
+
+