Initial import of streamer source code

1 files changed, 45 insertions, 0 deletions

diff --git a/gpu.h b/gpu.h
new file mode 100644
index 0000000..a57ada0
--- /dev/null
+++ b/gpu.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2023 Mikhail Burakov. This file is part of streamer.
+ *
+ * streamer 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * streamer 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 streamer.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef STREAMER_GPU_H_
+#define STREAMER_GPU_H_
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
+struct GpuFramePlane {
+  int dmabuf_fd;
+  uint32_t pitch;
+  uint32_t offset;
+  uint64_t modifier;
+};
+
+struct GpuContext* GpuContextCreate(void);
+bool GpuContextSync(struct GpuContext* gpu_context);
+void GpuContextDestroy(struct GpuContext** gpu_context);
+
+struct GpuFrame* GpuFrameCreate(struct GpuContext* gpu_context, uint32_t width,
+                                uint32_t height, uint32_t fourcc,
+                                size_t nplanes,
+                                const struct GpuFramePlane* planes);
+void GpuFrameGetSize(const struct GpuFrame* gpu_frame, uint32_t* width,
+                     uint32_t* height);
+bool GpuFrameConvert(const struct GpuFrame* from, const struct GpuFrame* to);
+void GpuFrameDestroy(struct GpuFrame** gpu_frame);
+
+#endif  // STREAMER_GPU_H_