151     AVHWDeviceContext *ctx = user_data;  in opencl_error_callback()
155 static void opencl_device_free(AVHWDeviceContext *hwdev)  in opencl_device_free()
270 static av_unused int opencl_check_extension(AVHWDeviceContext *hwdev,  in opencl_check_extension()
291 static int opencl_enumerate_platforms(AVHWDeviceContext *hwdev,  in opencl_enumerate_platforms()
322 static int opencl_filter_platform(AVHWDeviceContext *hwdev,  in opencl_filter_platform()
357 static int opencl_enumerate_devices(AVHWDeviceContext *hwdev,  in opencl_enumerate_devices()
397 static int opencl_filter_device(AVHWDeviceContext *hwdev,  in opencl_filter_device()
467     int (*enumerate_platforms)(AVHWDeviceContext *hwdev,
471     int (*filter_platform)    (AVHWDeviceContext *hwdev,
475     int (*enumerate_devices)  (AVHWDeviceContext *hwdev,
481     int (*filter_device)      (AVHWDeviceContext *hwdev,
487 static int opencl_device_create_internal(AVHWDeviceContext *hwdev,  in opencl_device_create_internal()
620 static int opencl_device_create(AVHWDeviceContext *hwdev, const char *device,  in opencl_device_create()
653 static int opencl_device_init(AVHWDeviceContext *hwdev)  in opencl_device_init()
889 static void opencl_device_uninit(AVHWDeviceContext *hwdev)  in opencl_device_uninit()
905 static int opencl_filter_intel_media_vaapi_platform(AVHWDeviceContext *hwdev,  in opencl_filter_intel_media_vaapi_platform()
923 static int opencl_enumerate_intel_media_vaapi_devices(AVHWDeviceContext *hwdev,  in opencl_enumerate_intel_media_vaapi_devices()
975 static int opencl_filter_intel_media_vaapi_device(AVHWDeviceContext *hwdev,  in opencl_filter_intel_media_vaapi_device()
993 static int opencl_filter_dxva2_platform(AVHWDeviceContext *hwdev,  in opencl_filter_dxva2_platform()
1009 static int opencl_enumerate_dxva2_devices(AVHWDeviceContext *hwdev,  in opencl_enumerate_dxva2_devices()
1066 static int opencl_filter_d3d11_platform(AVHWDeviceContext *hwdev,  in opencl_filter_d3d11_platform()
1082 static int opencl_enumerate_d3d11_devices(AVHWDeviceContext *hwdev,  in opencl_enumerate_d3d11_devices()
1137 static int opencl_filter_gpu_device(AVHWDeviceContext *hwdev,  in opencl_filter_gpu_device()
1163 static int opencl_filter_drm_arm_platform(AVHWDeviceContext *hwdev,  in opencl_filter_drm_arm_platform()
1179 static int opencl_filter_drm_arm_device(AVHWDeviceContext *hwdev,  in opencl_filter_drm_arm_device()
1196 static int opencl_device_derive(AVHWDeviceContext *hwdev,  in opencl_device_derive()
1197                                 AVHWDeviceContext *src_ctx, AVDictionary *opts,  in opencl_device_derive()
1475 static int opencl_frames_get_constraints(AVHWDeviceContext *hwdev,  in opencl_frames_get_constraints()