Add USDA Vision Camera Streaming API and related functionality

- Implemented streaming API endpoints for starting, stopping, and retrieving live streams from cameras.
- Added support for concurrent streaming and recording operations.
- Created test scripts for frame conversion and streaming functionality.
- Developed a CameraStreamer class to manage live preview streaming without blocking recording.
- Included error handling and logging for camera operations.
- Added configuration endpoints for camera settings and real-time updates.
- Enhanced testing scenarios for various camera configurations and error handling.
This commit is contained in:
Alireza Vaezi
2025-07-28 18:09:48 -04:00
parent 7bc8138f24
commit ef0f9f85c5
20 changed files with 3594 additions and 4 deletions

View File

@@ -328,6 +328,117 @@ class CameraRecorder:
self.logger.error(f"Error updating camera settings: {e}")
return False
def update_advanced_camera_settings(self, **kwargs) -> bool:
"""Update advanced camera settings dynamically"""
if not self.hCamera:
self.logger.error("Camera not initialized")
return False
try:
settings_updated = False
# Update basic settings
if "exposure_ms" in kwargs and kwargs["exposure_ms"] is not None:
mvsdk.CameraSetAeState(self.hCamera, 0)
exposure_us = int(kwargs["exposure_ms"] * 1000)
mvsdk.CameraSetExposureTime(self.hCamera, exposure_us)
self.camera_config.exposure_ms = kwargs["exposure_ms"]
settings_updated = True
if "gain" in kwargs and kwargs["gain"] is not None:
gain_value = int(kwargs["gain"] * 100)
mvsdk.CameraSetAnalogGain(self.hCamera, gain_value)
self.camera_config.gain = kwargs["gain"]
settings_updated = True
if "target_fps" in kwargs and kwargs["target_fps"] is not None:
self.camera_config.target_fps = kwargs["target_fps"]
settings_updated = True
# Update image quality settings
if "sharpness" in kwargs and kwargs["sharpness"] is not None:
mvsdk.CameraSetSharpness(self.hCamera, kwargs["sharpness"])
self.camera_config.sharpness = kwargs["sharpness"]
settings_updated = True
if "contrast" in kwargs and kwargs["contrast"] is not None:
mvsdk.CameraSetContrast(self.hCamera, kwargs["contrast"])
self.camera_config.contrast = kwargs["contrast"]
settings_updated = True
if "gamma" in kwargs and kwargs["gamma"] is not None:
mvsdk.CameraSetGamma(self.hCamera, kwargs["gamma"])
self.camera_config.gamma = kwargs["gamma"]
settings_updated = True
if "saturation" in kwargs and kwargs["saturation"] is not None and not self.monoCamera:
mvsdk.CameraSetSaturation(self.hCamera, kwargs["saturation"])
self.camera_config.saturation = kwargs["saturation"]
settings_updated = True
# Update noise reduction settings
if "noise_filter_enabled" in kwargs and kwargs["noise_filter_enabled"] is not None:
# Note: Noise filter settings may require camera restart to take effect
self.camera_config.noise_filter_enabled = kwargs["noise_filter_enabled"]
settings_updated = True
if "denoise_3d_enabled" in kwargs and kwargs["denoise_3d_enabled"] is not None:
# Note: 3D denoise settings may require camera restart to take effect
self.camera_config.denoise_3d_enabled = kwargs["denoise_3d_enabled"]
settings_updated = True
# Update color settings (for color cameras)
if not self.monoCamera:
if "auto_white_balance" in kwargs and kwargs["auto_white_balance"] is not None:
mvsdk.CameraSetWbMode(self.hCamera, kwargs["auto_white_balance"])
self.camera_config.auto_white_balance = kwargs["auto_white_balance"]
settings_updated = True
if "color_temperature_preset" in kwargs and kwargs["color_temperature_preset"] is not None:
if not self.camera_config.auto_white_balance:
mvsdk.CameraSetPresetClrTemp(self.hCamera, kwargs["color_temperature_preset"])
self.camera_config.color_temperature_preset = kwargs["color_temperature_preset"]
settings_updated = True
# Update advanced settings
if "anti_flicker_enabled" in kwargs and kwargs["anti_flicker_enabled"] is not None:
mvsdk.CameraSetAntiFlick(self.hCamera, kwargs["anti_flicker_enabled"])
self.camera_config.anti_flicker_enabled = kwargs["anti_flicker_enabled"]
settings_updated = True
if "light_frequency" in kwargs and kwargs["light_frequency"] is not None:
mvsdk.CameraSetLightFrequency(self.hCamera, kwargs["light_frequency"])
self.camera_config.light_frequency = kwargs["light_frequency"]
settings_updated = True
# Update HDR settings (if supported)
if "hdr_enabled" in kwargs and kwargs["hdr_enabled"] is not None:
try:
mvsdk.CameraSetHDR(self.hCamera, 1 if kwargs["hdr_enabled"] else 0)
self.camera_config.hdr_enabled = kwargs["hdr_enabled"]
settings_updated = True
except AttributeError:
self.logger.warning("HDR functions not available in this SDK version")
if "hdr_gain_mode" in kwargs and kwargs["hdr_gain_mode"] is not None:
try:
if self.camera_config.hdr_enabled:
mvsdk.CameraSetHDRGainMode(self.hCamera, kwargs["hdr_gain_mode"])
self.camera_config.hdr_gain_mode = kwargs["hdr_gain_mode"]
settings_updated = True
except AttributeError:
self.logger.warning("HDR gain mode functions not available in this SDK version")
if settings_updated:
updated_settings = [k for k, v in kwargs.items() if v is not None]
self.logger.info(f"Updated camera settings: {updated_settings}")
return settings_updated
except Exception as e:
self.logger.error(f"Error updating advanced camera settings: {e}")
return False
def start_recording(self, filename: str) -> bool:
"""Start video recording"""
with self._lock: