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| # Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. All rights reserved. | |
| # | |
| # NVIDIA CORPORATION and its licensors retain all intellectual property | |
| # and proprietary rights in and to this software, related documentation | |
| # and any modifications thereto. Any use, reproduction, disclosure or | |
| # distribution of this software and related documentation without an express | |
| # license agreement from NVIDIA CORPORATION is strictly prohibited. | |
| import os | |
| import re | |
| import numpy as np | |
| import imgui | |
| import PIL.Image | |
| from gui_utils import imgui_utils | |
| from . import renderer | |
| #---------------------------------------------------------------------------- | |
| class CaptureWidget: | |
| def __init__(self, viz): | |
| self.viz = viz | |
| self.path = os.path.abspath(os.path.join(os.path.dirname(__file__), '..', '_screenshots')) | |
| self.dump_image = False | |
| self.dump_gui = False | |
| self.defer_frames = 0 | |
| self.disabled_time = 0 | |
| def dump_png(self, image): | |
| viz = self.viz | |
| try: | |
| _height, _width, channels = image.shape | |
| assert channels in [1, 3] | |
| assert image.dtype == np.uint8 | |
| os.makedirs(self.path, exist_ok=True) | |
| file_id = 0 | |
| for entry in os.scandir(self.path): | |
| if entry.is_file(): | |
| match = re.fullmatch(r'(\d+).*', entry.name) | |
| if match: | |
| file_id = max(file_id, int(match.group(1)) + 1) | |
| if channels == 1: | |
| pil_image = PIL.Image.fromarray(image[:, :, 0], 'L') | |
| else: | |
| pil_image = PIL.Image.fromarray(image, 'RGB') | |
| pil_image.save(os.path.join(self.path, f'{file_id:05d}.png')) | |
| except: | |
| viz.result.error = renderer.CapturedException() | |
| def __call__(self, show=True): | |
| viz = self.viz | |
| if show: | |
| with imgui_utils.grayed_out(self.disabled_time != 0): | |
| imgui.text('Capture') | |
| imgui.same_line(viz.label_w) | |
| _changed, self.path = imgui_utils.input_text('##path', self.path, 1024, | |
| flags=(imgui.INPUT_TEXT_AUTO_SELECT_ALL | imgui.INPUT_TEXT_ENTER_RETURNS_TRUE), | |
| width=(-1 - viz.button_w * 2 - viz.spacing * 2), | |
| help_text='PATH') | |
| if imgui.is_item_hovered() and not imgui.is_item_active() and self.path != '': | |
| imgui.set_tooltip(self.path) | |
| imgui.same_line() | |
| if imgui_utils.button('Save image', width=viz.button_w, enabled=(self.disabled_time == 0 and 'image' in viz.result)): | |
| self.dump_image = True | |
| self.defer_frames = 2 | |
| self.disabled_time = 0.5 | |
| imgui.same_line() | |
| if imgui_utils.button('Save GUI', width=-1, enabled=(self.disabled_time == 0)): | |
| self.dump_gui = True | |
| self.defer_frames = 2 | |
| self.disabled_time = 0.5 | |
| self.disabled_time = max(self.disabled_time - viz.frame_delta, 0) | |
| if self.defer_frames > 0: | |
| self.defer_frames -= 1 | |
| elif self.dump_image: | |
| if 'image' in viz.result: | |
| self.dump_png(viz.result.image) | |
| self.dump_image = False | |
| elif self.dump_gui: | |
| viz.capture_next_frame() | |
| self.dump_gui = False | |
| captured_frame = viz.pop_captured_frame() | |
| if captured_frame is not None: | |
| self.dump_png(captured_frame) | |
| #---------------------------------------------------------------------------- | |