Expose active camera codec in status

cmvr-es/devices/camera/hikvision_camera/src/hikvision_camera.cpp

@@ -261,6 +261,7 @@ HikvisionCamera::HikvisionCamera(const config::HikvisionCameraConfig& camera)
     height_ = camera_.height();
     buffer_size_ = camera_.buffer_size() > 0 ? static_cast<size_t>(camera_.buffer_size()) : 30;
     codec_ = camera_.codec().empty() ? "H264" : camera_.codec();
+    state_.codec = codec_;
     sdk_path_ = normalizeSdkPath(
         camera_.sdk_path().empty() ? defaultRuntimeSdkPath() : camera_.sdk_path());
     // Keep the shared_ptr itself immutable after construction. Readers and the

cmvr-es/devices/camera/mujoco_camera/src/mujoco_camera.cpp

@@ -50,6 +50,7 @@ MujocoCamera::MujocoCamera(config::MujocoCameraConfig config)
     encode_width_ = positiveOrDefault(encoder.width(), width_);
     encode_height_ = positiveOrDefault(encoder.height(), height_);
     codec_ = encoder.codec().empty() ? "H264" : encoder.codec();
+    state_.codec = codec_;
     enable_stream_timestamp_ = encoder.enable_stream_timestamp();
     consume_new_frame_only_ = config_.consume_new_frame_only();
 }

cmvr-es/devices/camera/realsense_camera/src/realsense_camera.cpp

@@ -132,6 +132,7 @@ RealsenseCamera::RealsenseCamera(const config::RealSenseCameraConfig& camera):ca
     }
 
     codec_ = encoder.codec().empty() ? "H264" : encoder.codec();
+    state_.codec = codec_;
 }
 
 RealsenseCamera::~RealsenseCamera() {

cmvr-es/devices/camera/uvc_camera/src/uvc_camera.cpp

@@ -153,6 +153,7 @@ UVCCamera::UVCCamera(const config::UVCCameraConfig& camera):camera_(camera)
     }
 
     codec_ = encoder.codec().empty() ? "H264" : encoder.codec();
+    state_.codec = codec_;
 }
 UVCCamera::~UVCCamera() {
     stop();

cmvr-es/devices/state_define.h

@@ -122,6 +122,7 @@ namespace cmvr::device{
         int fps;
         int width;
         int height;
+        std::string codec;        ///< 当前配置或正在使用的视频编码器
     };
 
     /// @brief 从 XML 或其他配置中读取的相机网络参数

cmvr-es/service/grpc/src/grpc_camera_service.cpp

@@ -132,6 +132,7 @@ grpc::Status gRPCCameraServiceImpl::GetStatus(grpc::ServerContext* context,
         response->mutable_state()->set_fps(state.fps);
         response->mutable_state()->set_width(state.width);
         response->mutable_state()->set_height(state.height);
+        response->mutable_state()->set_codec(state.codec);
         return grpc::Status::OK;
     }
     catch(const exception &e) {

protos/cmvr/api/camera_command.proto

@@ -48,6 +48,7 @@ message CameraState {
     int32 fps = 7;
     int32 width = 8;
     int32 height = 9;
+    string codec = 10;
 }
 
 message GetCameraStateCommand {