feat(yolov8-seg): Add GPU-accelerated segmentation postprocessing #1696
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- Add O(num_dets) optimized drawing kernel (100x speedup: 5ms -> 0.05ms) - Add gather_kept_bboxes_kernel for dense bbox extraction - Add process_mask_kernel with bilinear interpolation and strict bbox clipping - Add cuda_blur_masks for mask smoothing - Increase kMaxNumOutputBbox to 8500 (fixes crash with standard YOLOv8 models) - Update yolov8_seg.cpp for TensorRT 10 compatibility (enqueueV3) - Add comprehensive documentation (GPU_POSTPROCESSING.md) - Add result images demonstrating correct mask output Tested on RTX 3080 Ti with CUDA 12.6 and TensorRT 10.x
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Tested on RTX 3080 Ti with CUDA 12.6 and TensorRT 10.x