Implement VideoDec2

src/libs/videoDec2Decoder.h

@@ -0,0 +1,86 @@
+#ifndef EMULATOR_INCLUDE_EMULATOR_LIBS_VIDEODEC2DECODER_H_
+#define EMULATOR_INCLUDE_EMULATOR_LIBS_VIDEODEC2DECODER_H_
+
+#include <cstddef>
+#include <cstdint>
+
+namespace Libs::VideoDec2::Decoder {
+
+constexpr uint64_t TIMESTAMP_INVALID = UINT64_MAX;
+
+enum class Result {
+	Ok,
+	ApiFail,
+	AccessUnit,
+	FrameBufferSize,
+	OversizeDecode,
+};
+
+struct Config {
+	uint32_t codec_type = 0;
+	int32_t  max_width  = -1;
+	int32_t  max_height = -1;
+};
+
+struct Input {
+	const void* data          = nullptr;
+	size_t      size          = 0;
+	uint64_t    pts           = TIMESTAMP_INVALID;
+	uint64_t    dts           = TIMESTAMP_INVALID;
+	uint64_t    attached_data = 0;
+};
+
+struct FrameBuffer {
+	void*  data = nullptr;
+	size_t size = 0;
+};
+
+struct Output {
+	bool     valid           = false;
+	bool     error_frame     = false;
+	bool     buffer_accepted = false;
+	uint32_t codec_type      = 0;
+	uint32_t width           = 0;
+	uint32_t pitch           = 0;
+	uint32_t height          = 0;
+	void*    buffer          = nullptr;
+	size_t   buffer_size     = 0;
+};
+
+struct PictureInfo {
+	uint64_t pts             = TIMESTAMP_INVALID;
+	uint64_t dts             = TIMESTAMP_INVALID;
+	uint64_t attached_data   = 0;
+	uint32_t codec_type      = 0;
+	uint32_t width           = 0;
+	uint32_t height          = 0;
+	uint32_t crop_left       = 0;
+	uint32_t crop_right      = 0;
+	uint32_t crop_top        = 0;
+	uint32_t crop_bottom     = 0;
+	uint32_t profile         = 0;
+	uint32_t level           = 0;
+	uint16_t sar_width       = 0;
+	uint16_t sar_height      = 0;
+	uint8_t  color_range     = 0;
+	uint8_t  color_primaries = 0;
+	uint8_t  color_trc       = 0;
+	uint8_t  color_space     = 0;
+	bool     key_frame       = false;
+};
+
+class Instance;
+
+[[nodiscard]] bool      IsCodecSupported(uint32_t codec_type);
+[[nodiscard]] Instance* Create(const Config& config);
+void                    Destroy(Instance* instance);
+[[nodiscard]] uint32_t  GetCodecType(const Instance* instance);
+[[nodiscard]] Result Decode(Instance* instance, const Input& input, const FrameBuffer& frame_buffer,
+                            Output* output);
+[[nodiscard]] Result Flush(Instance* instance, const FrameBuffer& frame_buffer, Output* output);
+void                 Reset(Instance* instance);
+[[nodiscard]] bool   GetPictureInfo(void* frame_buffer, PictureInfo* picture_info);
+
+} // namespace Libs::VideoDec2::Decoder
+
+#endif // EMULATOR_INCLUDE_EMULATOR_LIBS_VIDEODEC2DECODER_H_