File size: 3,059 Bytes
9affda1 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 | import matplotlib.pyplot as plt
from PIL import Image
import os
from pdf2image import convert_from_path
def compose_figure_1(left_pdf_path, right_img_path, output_prefix):
if not os.path.exists(left_pdf_path):
print(f"❌ 找不到左图 (PDF): {left_pdf_path}")
return
if not os.path.exists(right_img_path):
print(f"❌ 找不到右图 (IMG): {right_img_path}")
return
print("正在从 PDF 提取左侧面板 (DPI=300)...")
# 将 PDF 的第一页转换为 PIL Image
pages = convert_from_path(left_pdf_path, dpi=300)
img_l = pages[0]
print("正在加载右侧面板...")
img_r = Image.open(right_img_path)
# 统一高度对齐 (以 1500px 为基准高度进行高质量重采样，保证 PDF 提取的清晰度)
target_height = 1500
aspect_l = img_l.width / img_l.height
aspect_r = img_r.width / img_r.height
new_w_l = int(target_height * aspect_l)
new_w_r = int(target_height * aspect_r)
img_l = img_l.resize((new_w_l, target_height), Image.Resampling.LANCZOS)
img_r = img_r.resize((new_w_r, target_height), Image.Resampling.LANCZOS)
# 设置画布，保持两个 Panel 的原始宽高比比例
# 使用更大的 figsize 以容纳高分辨率图像
fig, (ax1, ax2) = plt.subplots(
1, 2,
figsize=(18, 6),
gridspec_kw={'width_ratios': [aspect_l, aspect_r]}
)
# 绘制 Left Panel
ax1.imshow(img_l)
ax1.axis('off')
ax1.set_title("(a) Per-seed PSNR Rank Instability (BONSAI & LEGO)",
fontsize=18, pad=12, loc='left', fontweight='bold')
# 绘制 Right Panel
ax2.imshow(img_r)
ax2.axis('off')
ax2.set_title("(b) Saturated Cluster: Render vs. Representation",
fontsize=18, pad=12, loc='left', fontweight='bold')
# 缩小子图间距
plt.subplots_adjust(wspace=0.03)
# 导出保存
os.makedirs(os.path.dirname(output_prefix), exist_ok=True)
pdf_path = f"{output_prefix}.pdf"
png_path = f"{output_prefix}.png"
print("正在保存最终拼接文件...")
plt.savefig(pdf_path, dpi=300, bbox_inches='tight', format='pdf', transparent=True)
plt.savefig(png_path, dpi=300, bbox_inches='tight', format='png', transparent=False)
print(f"=== Figure 1 (Saturation Puzzle) 拼图合成完毕 ===")
print(f"✅ Saved PDF: {pdf_path} (供 LaTeX 插入)")
print(f"✅ Saved PNG: {png_path} (供快速预览)")
if __name__ == "__main__":
# =========================================================================
# 文件路径配置
# =========================================================================
LEFT_PATH = "/root/autodl-tmp/SplatAtlas/outputs/phase5b/fig1_left_panel.pdf"
RIGHT_PATH = "/root/autodl-tmp/SplatAtlas/outputs/phase5b/image_1ae31e.jpg"
# 自动保存到论文的 tex figures 目录
OUTPUT_PREFIX = "/root/autodl-tmp/SplatAtlas/tex/figures/fig1_saturation_puzzle"
compose_figure_1(LEFT_PATH, RIGHT_PATH, OUTPUT_PREFIX)
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