GoPro\u52d5\u753b\u2192GPX\u62bd\u51fa\u30fb1Hz\u6574\u5f62\u30fb720p\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u30fb\u9032\u6357\u53ef\u8996\u5316\u30fb\u30e1\u30bf\u30c7\u30fc\u30bf\u7d99\u627f\u30c4\u30fc\u30eb\uff08\u30bd\u30fc\u30b9\u4ed8\u304d\uff09<\/title>\n<meta name=\"viewport\" content=\"width=device-width,initial-scale=1\">\n<style>\n :root { --fg:#0a0a0a; --muted:#666; --accent:#0b79d0; --bg:#fff; --card:#f6f7f9; }\n html,body{background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,Segoe UI,Roboto,Meiryo,Arial,sans-serif;line-height:1.75;margin:0}\n header,section{max-width:1100px;margin:auto;padding:28px 20px}\n h1{font-size:28px;margin:0 0 6px}\n h2{font-size:22px;margin:28px 0 8px;border-left:6px solid var(--accent);padding-left:10px}\n h3{font-size:18px;margin:20px 0 8px}\n p.lead{font-size:16px;color:#222}\n .grid{display:grid;gap:14px}\n .cols-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}\n .card{background:var(--card);border-radius:12px;padding:16px}\n code,kbd,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}\n pre{background:#0a0a0a;color:#e6e6e6;border-radius:10px;padding:14px;overflow:auto}\n ul{margin:8px 0 8px 22px}\n li{margin:6px 0}\n .muted{color:var(--muted)}\n .pill{display:inline-block;background:#e8f2fb;color:#0b79d0;padding:2px 8px;border-radius:999px;font-size:12px}\n .warn{background:#fff3cd;color:#8a6d3b;border-left:4px solid #ffb900;padding:12px;border-radius:8px}\n .ok{background:#e9f7ef;color:#1e7e34;border-left:4px solid #28a745;padding:12px;border-radius:8px}\n .kbd{background:#eee;border:1px solid #ddd;border-bottom-width:2px;padding:2px 6px;border-radius:6px}\n details summary{cursor:pointer;font-weight:700}\n textarea{width:100%;min-height:520px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px;line-height:1.5;border:1px solid #ddd;border-radius:10px;padding:12px;background:#0a0a0a;color:#e6e6e6}\n<\/style>\n<\/head>\n<body>\n\n<header>\n <h1>\u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u4f55\u3092\u3059\u308b\uff1f\uff08\u30bd\u30fc\u30b9\u4ed8\u304d\u89e3\u8aac\uff09<\/h1>\n <p class=\"lead\">\n GoPro\u306e\u52d5\u753b\u304b\u3089<strong>GPS\u8ecc\u8de1\uff08GPX\uff09<\/strong>\u3092\u629c\u304d\u51fa\u3057\u3001<strong>1\u79d2\u9593\u9694<\/strong>\u306b\u6574\u5f62\u3002\u52d5\u753b\u306f<strong>1280\u00d7720 \/ 6Mbps<\/strong>\u3067\n QSV\/AMF\/MF \u3044\u305a\u308c\u304b\u306e<strong>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30a8\u30f3\u30b3\u30fc\u30c0<\/strong>\u3067\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u3002<br>\n \u30a8\u30f3\u30b3\u30fc\u30c9\u9032\u6357\u3092<strong>CSV\/SVG<\/strong>\u3067\u4fdd\u5b58\u3057\u3001\u6700\u5f8c\u306b<strong>ExifTool<\/strong>\u3067\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u5b8c\u6210MP4\u3078<strong>\u4e38\u30b3\u30d4\u30fc<\/strong>\u3057\u307e\u3059\u3002\n <\/p>\n<\/header>\n\n<section>\n <h2>\u51e6\u7406\u306e\u5168\u4f53\u50cf<\/h2>\n <ol>\n <li><strong>GPX\u30c6\u30f3\u30d7\u30ec\u751f\u6210<\/strong> \u2192 <strong>GPS\u62bd\u51fa<\/strong>\uff08ExifTool\uff09\u3002<\/li>\n <li><strong>1Hz\u6574\u5f62<\/strong>\uff08\u5404\u79d2\u306e\u5148\u982d\u70b9\u3092\u63a1\u7528\u3001\u901f\u5ea6\/\u9ad8\u5ea6\u306f\u6570\u5024\u62bd\u51fa\uff09\u3002<\/li>\n <li><strong>example.gpx\u4e92\u63db<\/strong>\u3067GPX\u3092\u66f8\u304d\u51fa\u3057\u3002<\/li>\n <li><strong>720p\/6Mbps<\/strong>\u3067\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\uff08libx264\u3078\u306f\u843d\u3068\u3055\u306a\u3044\u65b9\u91dd\uff09\u3002<\/li>\n <li><strong>\u9032\u6357\u30ed\u30b0<\/strong>\uff08CSV\/SVG\uff09\u3092\u81ea\u52d5\u751f\u6210\u3002<\/li>\n <li><strong>\u30e1\u30bf\u30c7\u30fc\u30bf<\/strong>\u3092\u5143\u52d5\u753b\u304b\u3089\u65b0MP4\u3078\u30b3\u30d4\u30fc\u3002<\/li>\n <\/ol>\n<\/section>\n\n<section>\n <h2>\u4f7f\u3044\u65b9\uff08\u4f8b\uff09<\/h2>\n <div class=\"card\">\n <pre>python gopro_gpx_720p.py \"F:\\videos\\gopro_session\" --overwrite --hwenc auto<\/pre>\n <ul>\n <li><span class=\"kbd\">path<\/span>\uff1a\u52d5\u753b\u30d5\u30a1\u30a4\u30eb or \u30d5\u30a9\u30eb\u30c0\uff08.mp4\/.mov\/.m4v \u3092\u518d\u5e30\u63a2\u7d22\uff09<\/li>\n <li><span class=\"kbd\">–ffmpeg<\/span> \/ <span class=\"kbd\">–exiftool<\/span>\uff1a\u540c\u68b1\u3057\u306a\u3044\u5834\u5408\u306f\u660e\u793a\u30d1\u30b9\u53ef<\/li>\n <li><span class=\"kbd\">–overwrite<\/span>\uff1a\u65e2\u5b58\u306e <code>_1280_720.*<\/code> \u3092\u4e0a\u66f8\u304d<\/li>\n <li><span class=\"kbd\">–hwenc<\/span>\uff1a<code>auto<\/code>\/<code>qsv<\/code>\/<code>amf<\/code>\/<code>mf<\/code>\uff08<strong>libx264\u306b\u306f\u843d\u3061\u307e\u305b\u3093<\/strong>\uff09<\/li>\n <li><span class=\"kbd\">–no-progress<\/span>\uff1a\u9032\u6357CSV\/SVG\u3092\u4f5c\u3089\u306a\u3044<\/li>\n <\/ul>\n <\/div>\n<\/section>\n\n<section>\n <h2>\u8981\u70b9\u3068\u6ce8\u610f<\/h2>\n <div class=\"warn\">\n <strong>\u6ce8\u610f\uff1a<\/strong>\u5f15\u6570\u306b <code>nvenc<\/code> \u306f\u3042\u308a\u307e\u3059\u304c\u3001\u5019\u88dc\u5217\u6319\u306f <code>h264_qsv \/ h264_amf \/ h264_mf<\/code> \u306e\u307f\u3002<br>\n NVIDIA\u5c02\u7528\u306b\u3057\u305f\u3044\u5834\u5408\u306f <code>pick_encoder_list()<\/code> \u306b <code>h264_nvenc<\/code> \u306e\u30a8\u30f3\u30c8\u30ea\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002\n <\/div>\n<\/section>\n\n<section>\n <h2>\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\uff08\u5168\u6587\uff09<\/h2>\n <details open>\n <summary>\u30af\u30ea\u30c3\u30af\u3067\u6298\u308a\u305f\u305f\u307f\uff0f\u5c55\u958b<\/summary>\n <textarea readonly>\n#!\/usr\/bin\/env python3\n# -*- coding: utf-8 -*-\n\n“””\nGoPro \u2192 (1) ExifTool\u30c6\u30f3\u30d7\u30ec\u3067GPX\u5438\u51fa\u3057 \u2192 (2) example.gpx\u4e92\u63db\u306b\u6574\u5f62\uff0b1Hz\u9593\u5f15\u304d\n\u2192 (3) H.264 1280×720 \/ 6Mbps\uff08libx264\u4e0d\u4f7f\u7528\u30fbQSV\u2192AMF\u2192MF\uff09\u2192 (4) \u9032\u6357CSV\/SVG\n\u2192 (5) \u51fa\u529bMP4\u3078\u30e1\u30bf\u30c7\u30fc\u30bf\u4e38\u30b3\u30d4\u30fc\uff08ExifTool -TagsFromFile\uff09\n\n\u51fa\u529b:\n <\u5143\u540d>_1280_720.gpx\n <\u5143\u540d>_1280_720.mp4\n <\u5143\u540d>_1280_720_progress.csv \/ .svg\n\n\u540c\u68b1\u60f3\u5b9a:\n tools\/ffmpeg\/ffmpeg.exe\n tools\/exiftool\/exiftool.exe\n“””\n\nimport argparse\nimport csv\nimport os\nimport re\nimport sys\nimport subprocess\nimport tempfile\nimport time\nfrom pathlib import Path\nfrom typing import Optional, List, Tuple, Dict\nfrom shutil import which as shutil_which\nfrom datetime import datetime\n\n# ———————- \u30e9\u30f3\u30bf\u30a4\u30e0\u88dc\u52a9 ———————-\n\ndef runtime_base_dir() -> Path:\n base = os.environ.get(“NUITKA_ONEFILE_TEMP_DIR”)\n if base:\n return Path(base)\n if hasattr(sys, “_MEIPASS”):\n return Path(getattr(sys, “_MEIPASS”))\n if getattr(sys, “frozen”, False):\n return Path(sys.executable).resolve().parent\n return Path(__file__).resolve().parent\n\ndef which(cmd: str) -> Optional[str]:\n exts = os.environ.get(“PATHEXT”, “.EXE;.BAT;.CMD”).split(“;”)\n paths = os.environ.get(“PATH”, “”).split(os.pathsep)\n p = Path(cmd)\n if p.exists():\n return str(p)\n cand = [cmd] if p.suffix else [cmd + ext for ext in exts] + [cmd]\n for d in paths:\n for c in cand:\n f = Path(d) \/ c\n if f.exists() and f.is_file():\n return str(f)\n return None\n\ndef resolve_tool(name: str, cli_path: Optional[str], bundled_rel: Path) -> str:\n # 1) CLI\u660e\u793a \u2192 2) \u540c\u68b1 \u2192 3) PATH\n if cli_path:\n if Path(cli_path).exists():\n return str(Path(cli_path))\n sys.exit(f”ERROR: {name} \u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093: {cli_path}”)\n base = runtime_base_dir()\n cand = base \/ bundled_rel\n if cand.exists():\n return str(cand)\n found = which(name)\n if found:\n return found\n sys.exit(\n f”ERROR: {name} \u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3002PATH\u3078\u8ffd\u52a0\u3059\u308b\u304b –{name} \u3067\u660e\u793a\u3001”\n f”\u307e\u305f\u306f tools\/{name}\/{name}.exe \u3092\u540c\u68b1\u3057\u3066\u304f\u3060\u3055\u3044\u3002”\n )\n\ndef resolve_ffprobe_path(ffmpeg_path: str) -> str:\n # ffmpeg.exe \u3068\u540c\u3058\u30d5\u30a9\u30eb\u30c0\u3092\u6700\u512a\u5148\u3067\u63a2\u3059\n p = Path(ffmpeg_path)\n for nm in (“ffprobe.exe”, “ffprobe”):\n cand = p.with_name(nm)\n if cand.exists():\n return str(cand)\n w = shutil_which(“ffprobe”)\n if w:\n return w\n sys.exit(“ERROR: ffprobe \u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3002ffmpeg \u3068\u540c\u68b1\u3059\u308b\u304b PATH \u306b\u901a\u3057\u3066\u304f\u3060\u3055\u3044\u3002”)\n\n# ———————- \u5171\u901a\u30ed\u30b8\u30c3\u30af ———————-\n\ndef is_video(p: Path) -> bool:\n return p.suffix.lower() in {“.mp4”, “.mov”, “.m4v”}\n\ndef build_gpx_template() -> Path:\n # \u2605\u3042\u306a\u305f\u306e\u300c\u53d6\u308c\u3066\u3044\u305f\u300d\u30c6\u30f3\u30d7\u30ec\u305d\u306e\u307e\u307e\n gpx_text = “””#[HEAD]<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<gpx version=\"1.1\" creator=\"ExifTool\"\n xmlns=\"http:\/\/www.topografix.com\/GPX\/1\/1\"\n xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n xsi:schemaLocation=\"http:\/\/www.topografix.com\/GPX\/1\/1\n http:\/\/www.topografix.com\/GPX\/1\/1\/gpx.xsd\">\n<trk><name>$FileName<\/name><trkseg>\n#[BODY]<trkpt lat=\"$GPSLatitude#\" lon=\"$GPSLongitude#\"><time>$GPSDateTime<\/time><ele>$GPSAltitude<\/ele><speed>$GPSSpeed<\/speed><\/trkpt>\n#[TAIL]<\/trkseg><\/trk><\/gpx>\n“””\n tmp = tempfile.NamedTemporaryFile(delete=False, suffix=”.fmt”, mode=”w”, encoding=”utf-8″)\n tmp.write(gpx_text)\n tmp.close()\n return Path(tmp.name)\n\ndef ffmpeg_has_encoder(ffmpeg: str, enc: str) -> bool:\n try:\n res = subprocess.run([ffmpeg, “-hide_banner”, “-encoders”], capture_output=True, text=True, check=True)\n return f” {enc} ” in res.stdout\n except Exception:\n return False\n\ndef pick_encoder_list(ffmpeg: str, forced: str) -> List[Tuple[str, List[str]]]:\n # 6 Mbps \u56fa\u5b9a\uff08libx264\u306f\u542b\u3081\u306a\u3044\uff09\n br, maxrate, buf = “6M”, “6M”, “12M”\n\n if forced == “qsv”:\n return [(“h264_qsv”, [“-c:v”, “h264_qsv”, “-b:v”, br, “-maxrate”, maxrate, “-bufsize”, buf])]\n if forced == “amf”:\n return [(“h264_amf”, [“-c:v”, “h264_amf”, “-b:v”, br, “-maxrate”, maxrate, “-bufsize”, buf])]\n if forced == “mf”:\n return [(“h264_mf”, [“-c:v”, “h264_mf”, “-b:v”, br])]\n\n cands: List[Tuple[str, List[str]]] = []\n if ffmpeg_has_encoder(ffmpeg, “h264_qsv”):\n cands.append((“h264_qsv”, [“-c:v”, “h264_qsv”, “-b:v”, br, “-maxrate”, maxrate, “-bufsize”, buf]))\n if ffmpeg_has_encoder(ffmpeg, “h264_amf”):\n cands.append((“h264_amf”, [“-c:v”, “h264_amf”, “-b:v”, br, “-maxrate”, maxrate, “-bufsize”, buf]))\n if ffmpeg_has_encoder(ffmpeg, “h264_mf”):\n cands.append((“h264_mf”, [“-c:v”, “h264_mf”, “-b:v”, br]))\n return cands\n\ndef build_filters() -> List[str]:\n # SW\u30b9\u30b1\u30fc\u30eb+pad\u3067\u5e38\u306b 1280×720\uff08\u4e92\u63db\u6027\u306e\u305f\u3081 yuv420p\uff09\n vf = “scale=1280:720:force_original_aspect_ratio=decrease,pad=1280:720:(ow-iw)\/2:(oh-ih)\/2”\n return [“-vf”, vf, “-pix_fmt”, “yuv420p”]\n\n# ———————- \u9032\u6357\u53d6\u5f97\uff06\u53ef\u8996\u5316 ———————-\n\ndef _run_ffprobe_val(ffprobe: str, args: List[str]) -> Optional[float]:\n try:\n res = subprocess.run([ffprobe] + args, capture_output=True, text=True, check=True)\n s = res.stdout.strip()\n if not s:\n return None\n val = float(s)\n if val > 0 and val != float(“inf”):\n return val\n except Exception:\n return None\n return None\n\ndef ffprobe_duration_sec(ffmpeg: str, src: Path) -> Optional[float]:\n ffprobe = resolve_ffprobe_path(ffmpeg)\n # 1) format.duration\n dur = _run_ffprobe_val(ffprobe, [\n “-v”, “error”,\n “-show_entries”, “format=duration”,\n “-of”, “default=nk=1:nw=1”,\n str(src),\n ])\n if dur:\n return dur\n # 2) stream.duration\uff08\u52d5\u753b\u30b9\u30c8\u30ea\u30fc\u30e0\uff09\n dur = _run_ffprobe_val(ffprobe, [\n “-v”, “error”,\n “-select_streams”, “v:0”,\n “-show_entries”, “stream=duration”,\n “-of”, “default=nk=1:nw=1”,\n str(src),\n ])\n if dur:\n return dur\n # 3) nb_frames \/ avg_frame_rate \u304b\u3089\u63a8\u5b9a\n try:\n nb = subprocess.run([ffprobe, “-v”, “error”, “-select_streams”, “v:0”,\n “-show_entries”, “stream=nb_frames”,\n “-of”, “default=nk=1:nw=1”, str(src)],\n capture_output=True, text=True, check=True).stdout.strip()\n fps_s = subprocess.run([ffprobe, “-v”, “error”, “-select_streams”, “v:0”,\n “-show_entries”, “stream=avg_frame_rate”,\n “-of”, “default=nk=1:nw=1”, str(src)],\n capture_output=True, text=True, check=True).stdout.strip()\n if nb and fps_s and “\/” in fps_s:\n num, den = fps_s.split(“\/”, 1)\n num = float(num); den = float(den) if float(den) != 0 else 1.0\n fps = num \/ den if den != 0 else float(num)\n frames = float(nb)\n if fps > 0 and frames > 0:\n return frames \/ fps\n except Exception:\n pass\n return None\n\ndef write_progress_csv(csv_path: Path, samples: List[Tuple[float, float]]) -> None:\n lines = [“time_sec,percent”]\n lines += [f”{t:.3f},{p:.3f}” for t, p in samples]\n csv_path.write_text(“\\n”.join(lines), encoding=”utf-8″)\n\ndef write_progress_svg(svg_path: Path, samples: List[Tuple[float, float]]) -> None:\n if not samples:\n svg_path.write_text(“<svg xmlns='http:\/\/www.w3.org\/2000\/svg' width='800' height='240'><\/svg>“, encoding=”utf-8″)\n return\n W, H, P = 800, 240, 32\n xs = [t for t, _ in samples]\n ys = [p for _, p in samples]\n tmax = max(xs) if max(xs) > 0 else 1.0\n def sx(t): return P + (W – 2*P) * (t \/ tmax)\n def sy(p): return H – P – (H – 2*P) * (p \/ 100.0)\n pts = ” “.join([f”{sx(t):.1f},{sy(p):.1f}” for t, p in samples])\n grid = []\n for k in [0,25,50,75,100]:\n y = sy(k)\n grid.append(f”<line x1='{P}' y1='{y:.1f}' x2='{W-P}' y2='{y:.1f}' stroke='#ddd'\/>“)\n grid.append(f”<text x='5' y='{y+4:.1f}' font-size='10' fill='#555'>{k}%<\/text>“)\n frame = f”<rect x='{P}' y='{P}' width='{W-2*P}' height='{H-2*P}' fill='none' stroke='#888'\/>”\n lastp = ys[-1]\n label = f”<text x='{W-60}' y='{P+14}' font-size='12' fill='#222'>final: {lastp:.1f}%<\/text>”\n svg = f”””<svg xmlns='http:\/\/www.w3.org\/2000\/svg' width='{W}' height='{H}'>\n <rect width='100%' height='100%' fill='white'\/>\n {”.join(grid)}\n {frame}\n <polyline fill='none' stroke='#0b79d0' stroke-width='2' points='{pts}'\/>\n {label}\n<\/svg>“””\n svg_path.write_text(svg, encoding=”utf-8″)\n\ndef run_ffmpeg_with_progress(ffmpeg: str, src: Path, dst_mp4: Path, vopts: List[str],\n enable_progress: bool = True) -> None:\n csv_path = dst_mp4.with_name(dst_mp4.stem + “_progress.csv”)\n svg_path = dst_mp4.with_name(dst_mp4.stem + “_progress.svg”)\n\n duration = ffprobe_duration_sec(ffmpeg, src) or 0.0\n\n base = [ffmpeg, “-y”, “-hide_banner”, “-loglevel”, “error”]\n filters = build_filters()\n common_tail = [\n “-c:a”, “aac”, “-b:a”, “160k”,\n “-movflags”, “+faststart”,\n “-map_metadata”, “0”,\n “-progress”, “pipe:1”,\n str(dst_mp4),\n ]\n cmd = base + [“-i”, str(src)] + filters + vopts + common_tail\n\n samples: List[Tuple[float, float]] = []\n start = time.monotonic()\n out_time_ms = 0.0\n\n with subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, text=True, bufsize=1) as proc:\n if enable_progress and proc.stdout is not None:\n for raw in proc.stdout:\n line = raw.strip()\n if line.startswith(“out_time_ms=”):\n try:\n out_time_ms = float(line.split(“=”, 1)[1])\n tsec = out_time_ms \/ 1_000_000.0\n if duration > 0:\n pct = max(0.0, min(100.0, (tsec \/ duration) * 100.0))\n else:\n # duration\u4e0d\u660e\u306a\u3089\u300c\u7d4c\u904e\u6642\u9593\u3067\u53f3\u80a9\u4e0a\u304c\u308a\u300d\u3060\u304c 100% \u306f end \u3067\u4ed8\u4e0e\n elapsed = time.monotonic() – start\n pct = min(99.0, elapsed % 99.0) # \u64ec\u4f3c\uff08\u898b\u305f\u76ee\u7528\uff09\n elapsed = time.monotonic() – start\n samples.append((elapsed, pct))\n print(f” progress: {pct:5.1f}% (t={tsec:7.2f}s \/ dur={duration:7.2f}s)”, end=”\\r”)\n except Exception:\n pass\n elif line == “progress=end”:\n elapsed = time.monotonic() – start\n samples.append((elapsed, 100.0))\n ret = proc.wait()\n\n print() # \u884c\u672b\u6574\u5f62\n\n if ret != 0:\n try:\n if csv_path.exists(): csv_path.unlink()\n if svg_path.exists(): svg_path.unlink()\n except Exception:\n pass\n raise subprocess.CalledProcessError(ret, cmd)\n\n try:\n write_progress_csv(csv_path, samples)\n write_progress_svg(svg_path, samples)\n print(f” progress: {csv_path.name}, {svg_path.name}”)\n except Exception as e:\n print(f” WARN: \u9032\u6357\u30d5\u30a1\u30a4\u30eb\u306e\u4f5c\u6210\u306b\u5931\u6557: {e}”)\n\n# ———————- \u30e1\u30bf\u30c7\u30fc\u30bf\u4e38\u30b3\u30d4\u30fc ———————-\n\ndef copy_metadata_to_output(exiftool: str, src: Path, dst: Path) -> bool:\n cmd = [\n exiftool, “-q”, “-m”, “-P”, “-overwrite_original”,\n “-TagsFromFile”, str(src),\n “-all:all”, “-time:all”, “-XMP:all”, “-Keys:all”, “-UserData:all”,\n str(dst),\n ]\n res = subprocess.run(cmd, capture_output=True)\n return res.returncode == 0\n\n# ———————- GPX \u5438\u51fa\u3057\u2192\u6574\u5f62\u21921Hz\u9593\u5f15\u304d ———————-\n\ndef run_exiftool_template_raw(exiftool: str, src: Path, fmt: Path) -> Optional[str]:\n “””\u30c6\u30f3\u30d7\u30ec\u3067\u201c\u751fGPX\u201d\u3092\u6a19\u6e96\u51fa\u529b\u306b\u5410\u304b\u305b\u3066\u6587\u5b57\u5217\u3067\u8fd4\u3059\uff08\u3042\u306a\u305f\u306e\u5b9f\u7e3e\u3042\u308b\u65b9\u5f0f\uff09\u3002”””\n cmd = [exiftool, “-q”, “-ee”, “-p”, str(fmt), str(src)]\n res = subprocess.run(cmd, check=False, capture_output=True)\n if res.returncode != 0:\n return None\n text = res.stdout.decode(“utf-8″, errors=”replace”)\n return text if “<trkpt \" in text else None\n\ndef parse_trkpts_from_raw_gpx(xml: str) -> List[Dict[str, str]]:\n “””\u30c6\u30f3\u30d7\u30ecGPX(<trkpt>)\u304b\u3089 lat\/lon\/time\/ele\/speed \u3092\u7d20\u6734\u62bd\u51fa\u3002”””\n pts: List[Dict[str,str]] = []\n for block in xml.split(“<trkpt \")[1:]:\n try:\n frag = block.split(\"<\/trkpt>“, 1)[0]\n lat = frag.split(‘lat=”‘,1)[1].split(‘”‘,1)[0]\n lon = frag.split(‘lon=”‘,1)[1].split(‘”‘,1)[0]\n t = frag.split(“<time>“,1)[1].split(“<\/time>“,1)[0]\n ele = frag.split(“<ele>“,1)[1].split(“<\/ele>“,1)[0]\n spd = frag.split(“<speed>“,1)[1].split(“<\/speed>“,1)[0]\n pts.append({“lat”:lat,”lon”:lon,”time”:t,”ele”:ele,”speed”:spd})\n except Exception:\n continue\n return pts\n\ndef _parse_dt_any(tstr: str) -> Optional[datetime]:\n t = tstr.strip().replace(” “, “T”).replace(“\/”, “-“)\n # \u4ee3\u8868\u7684\u306a\u8868\u8a18\u3092\u5e45\u5e83\u304f\u8a31\u5bb9\n for fmt in (“%Y-%m-%dT%H:%M:%S.%fZ”, “%Y-%m-%dT%H:%M:%S.%f”,\n “%Y-%m-%dT%H:%M:%SZ”, “%Y-%m-%dT%H:%M:%S”,\n “%Y:%m:%dT%H:%M:%S.%f”, “%Y:%m:%dT%H:%M:%S”):\n try:\n return datetime.strptime(t, fmt)\n except Exception:\n continue\n return None\n\n_num_pat = re.compile(r”[-+]?\\d+(?:\\.\\d+)?”)\n\ndef _to_numeric_str(val: str, default: str=”0″) -> str:\n “””‘123.4 m\/s’ \u306e\u3088\u3046\u306a\u6587\u5b57\u5217\u304b\u3089\u6570\u5024\u90e8\u5206\u3060\u3051\u3092\u629c\u304d\u51fa\u3057\u3066\u8fd4\u3059\u3002”””\n if val is None:\n return default\n m = _num_pat.search(str(val))\n return m.group(0) if m else default\n\ndef decimate_to_1hz(points: List[Dict[str,str]]) -> List[Dict[str,str]]:\n “””1\u79d2\u3054\u3068\u306b\u6700\u521d\u306e\u70b9\u3092\u63a1\u7528\uff08floor\u79d2\uff09\u3002ele\/speed\u306f\u6570\u5024\u62bd\u51fa\u3057\u3066\u51fa\u529b\u3002”””\n per_sec: Dict[int, Dict[str,str]] = {}\n for r in points:\n if not r.get(“lat”) or not r.get(“lon”) or not r.get(“time”):\n continue\n dt = _parse_dt_any(r[“time”])\n if not dt:\n continue\n dt_floor = dt.replace(microsecond=0)\n sec_key = int(dt_floor.timestamp())\n if sec_key in per_sec:\n continue\n per_sec[sec_key] = {\n “lat”: r[“lat”],\n “lon”: r[“lon”],\n “ele”: _to_numeric_str(r.get(“ele”,”0″)),\n “speed”: _to_numeric_str(r.get(“speed”,”0″)),\n “time”: dt_floor.strftime(“%Y-%m-%dT%H:%M:%S.%f”), # \u4f8b\u306b\u5408\u308f\u305b\u30666\u6841\u5c0f\u6570\n }\n return [per_sec[k] for k in sorted(per_sec.keys())]\n\ndef write_gpx_like_example(dst_gpx: Path, points_1hz: List[Dict[str,str]]) -> bool:\n “””example.gpx\u4e92\u63db\uff1agpxtpx\u540d\u524d\u7a7a\u9593\uff0b\u4e8c\u91cd<extensions>\uff0bcreator\u6587\u5b57\u5217\u306a\u3069\u3092\u518d\u69cb\u6210\u3002”””\n if not points_1hz:\n return False\n head = “””<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<gpx version=\"1.1\"\n xmlns=\"http:\/\/www.topografix.com\/GPX\/1\/1\"\n xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n xmlns:gpxtpx=\"http:\/\/www.garmin.com\/xmlschemas\/TrackPointExtension\/v1\"\n xsi:schemaLocation=\"http:\/\/www.topografix.com\/GPX\/1\/1\n http:\/\/www.topografix.com\/GPX\/1\/1\/gpx.xsd\n http:\/\/www.garmin.com\/xmlschemas\/TrackPointExtension\/v1\n http:\/\/www.garmin.com\/xmlschemas\/TrackPointExtensionv1.xsd\"\n creator=\"gpx.py -- https:\/\/github.com\/tkrajina\/gpxpy\">\n <trk>\n <trkseg>\n“””\n tail = “”” <\/trkseg>\n <\/trk>\n<\/gpx>\n“””\n lines = [head]\n for p in points_1hz:\n lines.append(\nf””” <trkpt lat=\"{p['lat']}\" lon=\"{p['lon']}\">\n <ele>{p[‘ele’]}<\/ele>\n <time>{p[‘time’]}<\/time>\n <extensions>\n <extensions>\n <gpxtpx:TrackPointExtension>\n <gpxtpx:hr>0<\/gpxtpx:hr>\n <gpxtpx:cad>0<\/gpxtpx:cad>\n <gpxtpx:speed>{p[‘speed’]}<\/gpxtpx:speed>\n <gpxtpx:distance>0<\/gpxtpx:distance>\n <\/gpxtpx:TrackPointExtension>\n <\/extensions>\n <\/extensions>\n <\/trkpt>\n“””\n )\n lines.append(tail)\n dst_gpx.write_text(“”.join(lines), encoding=”utf-8″)\n return True\n\n# ———————- \u30e1\u30a4\u30f3\u51e6\u7406\uff08GPX\u2192\u30a8\u30f3\u30b3\u30fc\u30c9\uff09 ———————-\n\ndef process_one(src: Path, ffmpeg: str, exiftool: str, fmt: Path,\n overwrite: bool, hwenc: str, progress: bool) -> None:\n if not is_video(src):\n print(f”SKIP (\u62e1\u5f35\u5b50\u975e\u5bfe\u5fdc): {src}”)\n return\n\n stem = src.stem\n out_mp4 = src.with_name(f”{stem}_1280_720.mp4\u300d\n out_gpx = src.with_name(f”{stem}_1280_720.gpx”)\n\n # —- (1) \u5438\u51fa\u3057 \u2192 (2) \u6574\u5f62\uff0b1Hz \u9593\u5f15\u304d\uff08\u5148\u306bGPX\u3092\u78ba\u5b9a\uff09\n if out_gpx.exists() and not overwrite:\n print(f”EXIST: {out_gpx.name} -> \u4e0a\u66f8\u304d\u3057\u307e\u305b\u3093 (–overwrite)”)\n else:\n print(f”[GPX] {src.name} -> {out_gpx.name} (extract\u2192format\u21921Hz)”)\n raw_xml = run_exiftool_template_raw(exiftool, src, fmt)\n if not raw_xml:\n try:\n if out_gpx.exists(): out_gpx.unlink()\n except Exception: pass\n print(” WARN: GPS\u30c8\u30e9\u30c3\u30af\u304c\u898b\u3064\u304b\u3089\u306a\u3044\u304b\u62bd\u51fa\u30bc\u30ed (GPX\u672a\u4f5c\u6210)”)\n else:\n pts = parse_trkpts_from_raw_gpx(raw_xml)\n pts_1hz = decimate_to_1hz(pts)\n if write_gpx_like_example(out_gpx, pts_1hz):\n print(f” OK: {out_gpx.name} (points: {len(pts)} \u2192 1Hz: {len(pts_1hz)})”)\n else:\n try:\n if out_gpx.exists(): out_gpx.unlink()\n except Exception: pass\n print(” WARN: \u6574\u5f62\/\u9593\u5f15\u304d\u3067\u6709\u52b9\u70b9\u306a\u3057 (GPX\u672a\u4f5c\u6210)”)\n\n # —- (3) \u30a8\u30f3\u30b3\u30fc\u30c9\uff086Mbps\u56fa\u5b9a\u3001libx264\u4e0d\u4f7f\u7528\uff09\n if out_mp4.exists() and not overwrite:\n print(f”EXIST: {out_mp4.name} -> \u4e0a\u66f8\u304d\u3057\u307e\u305b\u3093 (–overwrite)”)\n else:\n print(f”[Encode] {src.name} -> {out_mp4.name}”)\n candidates = pick_encoder_list(ffmpeg, hwenc)\n last_err = None\n for name, vopts in candidates:\n print(f” -> \u8a66\u884c: {name}”)\n try:\n run_ffmpeg_with_progress(ffmpeg, src, out_mp4, vopts, enable_progress=progress)\n print(f” OK: {name} \u3092\u4f7f\u7528 (6Mbps)”)\n # —- (5) \u30e1\u30bf\u30c7\u30fc\u30bf\u4e38\u30b3\u30d4\u30fc\n if not copy_metadata_to_output(exiftool, src, out_mp4):\n print(” WARN: \u30e1\u30bf\u30c7\u30fc\u30bf\u306e\u30b3\u30d4\u30fc\u306b\u4e00\u90e8\u5931\u6557\uff08\u5fc5\u8981\u30bf\u30b0\u304c\u8db3\u308a\u306a\u3044\u53ef\u80fd\u6027\uff09”)\n else:\n print(” META: \u5143\u52d5\u753b\u306e\u30bf\u30b0\u3092\u30b3\u30d4\u30fc\u6e08\u307f”)\n break\n except subprocess.CalledProcessError as e:\n last_err = e\n print(f” \u5931\u6557: {name}\uff08\u6b21\u5019\u88dc\u3078\uff09”)\n try:\n if out_mp4.exists():\n out_mp4.unlink()\n except Exception:\n pass\n else:\n if last_err:\n raise last_err\n raise RuntimeError(“\u30a8\u30f3\u30b3\u30fc\u30c9\u5168\u6ec5”)\n\ndef collect_targets(path: Path):\n if path.is_dir():\n return [p for p in path.rglob(“*”) if p.is_file() and is_video(p)]\n elif path.is_file():\n return [path]\n else:\n sys.exit(f”ERROR: \u30d1\u30b9\u304c\u5b58\u5728\u3057\u307e\u305b\u3093: {path}”)\n\ndef main():\n ap = argparse.ArgumentParser(description=”GoPro: GPX\u5148\u884c(\u6574\u5f62+1Hz) \u2192 H.264 1280×720\/6Mbps\uff08libx264\u4e0d\u4f7f\u7528\uff09”)\n ap.add_argument(“path”, help=”\u52d5\u753b\u30d5\u30a1\u30a4\u30eb or \u30d5\u30a9\u30eb\u30c0”)\n ap.add_argument(“–ffmpeg”, dest=”ffmpeg_path”, default=None, help=”ffmpeg.exe \u306e\u30d1\u30b9\uff08\u672a\u6307\u5b9a: \u540c\u68b1\u2192PATH\uff09”)\n ap.add_argument(“–exiftool”, dest=”exiftool_path”, default=None, help=”exiftool.exe \u306e\u30d1\u30b9\uff08\u672a\u6307\u5b9a: \u540c\u68b1\u2192PATH\uff09”)\n ap.add_argument(“–overwrite”, action=”store_true”, help=”\u65e2\u5b58\u51fa\u529b\u3092\u4e0a\u66f8\u304d”)\n ap.add_argument(“–hwenc”, default=”auto”, choices=[“auto”,”nvenc”,”qsv”,”amf”,”mf”],\n help=”\u30a8\u30f3\u30b3\u30fc\u30c0\u9078\u629e: auto(\u65e2\u5b9a) \/ qsv \/ nvenc \/ amf \/ mf\uff08libx264\u306b\u306f\u843d\u3061\u307e\u305b\u3093\uff09”)\n ap.add_argument(“–no-progress”, action=”store_true”, help=”\u9032\u6357CSV\/SVG\u3092\u51fa\u529b\u3057\u306a\u3044”)\n args = ap.parse_args()\n\n ffmpeg = resolve_tool(“ffmpeg”, args.ffmpeg_path, Path(“tools\/ffmpeg\/ffmpeg.exe”))\n exiftool = resolve_tool(“exiftool”, args.exiftool_path, Path(“tools\/exiftool\/exiftool.exe”))\n\n fmt = build_gpx_template()\n try:\n targets = collect_targets(Path(args.path))\n if not targets:\n print(“\u5bfe\u8c61\u52d5\u753b\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\uff08.mp4 .mov .m4v\uff09\u3002”)\n return\n for i, src in enumerate(targets, 1):\n print(f”\\n[{i}\/{len(targets)}] {src}”)\n try:\n process_one(\n src, ffmpeg, exiftool, fmt,\n overwrite=args.overwrite,\n hwenc=args.hwenc,\n progress=(not args.no_progress),\n )\n except subprocess.CalledProcessError as e:\n print(f”ERROR: {src.name} \u306e\u51e6\u7406\u306b\u5931\u6557: {e}”)\n finally:\n try:\n fmt.unlink()\n except Exception:\n pass\n\nif __name__ == “__main__”:\n main()\n <\/textarea>\n <\/details>\n<\/section>\n\n\n<section>\n <h2>\u6700\u5f8c\u306b\u3072\u3068\u3053\u3068<\/h2>\n <p>\n \u300cGPS\u4ed8\u304dGoPro\u7d20\u6750\u3092\u3001<strong>\u5730\u56f3\u9023\u643a\u3057\u3084\u3059\u3044GPX<\/strong>\u3068<strong>\u914d\u4fe1\u7528\u306e\u8efd\u3044\u52d5\u753b<\/strong>\u306b\u4e00\u767a\u3067\u5206\u89e3\u3057\u305f\u3044\u300d\u2015\u2015\u305d\u306e\u30cb\u30fc\u30ba\u306b\u76f4\u7403\u3067\u5fdc\u3048\u308b\u30c4\u30fc\u30eb\u3067\u3059\u3002\n \u6b20\u3051\u3066\u3044\u308b\u306e\u306fNVENC\u30b5\u30dd\u30fc\u30c8\u304f\u3089\u3044\u3002\u5fc5\u8981\u306a\u3089\u4e00\u884c\u8ffd\u52a0\u3067OK\u3002\u9060\u56de\u308a\u305b\u305a\u3001\u5b9f\u52d9\u3067\u201c\u3059\u3050\u4f7f\u3048\u308b\u201d\u8a2d\u8a08\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\n <\/p>\n <div class=\"ok\">\u73fe\u5834\u3067\u56de\u3059\u524d\u306b\uff1a\u30b5\u30f3\u30d7\u30eb1\u672c\u3067<code>--overwrite<\/code>\u306a\u3057\uff06<code>--hwenc auto<\/code>\u304b\u3089\u30c6\u30b9\u30c8\u63a8\u5968\u3002<br>\u00a9\u682a\u5f0f\u4f1a\u793e\u30d3\u30fc\u30fb\u30ca\u30ec\u30c3\u30b8\u30fb\u30c7\u30b6\u30a4\u30f3<\/div>\n<\/section>\n\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"<p>GoPro\u52d5\u753b\u2192GPX\u62bd\u51fa\u30fb1Hz\u6574\u5f62\u30fb720p\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u30fb\u9032\u6357\u53ef\u8996\u5316\u30fb\u30e1\u30bf\u30c7\u30fc\u30bf\u7d99\u627f\u30c4\u30fc\u30eb\uff08\u30bd\u30fc\u30b9\u4ed8\u304d\uff09 \u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u4f55\u3092\u3059\u308b\uff1f\uff08\u30bd\u30fc\u30b9\u4ed8\u304d\u89e3\u8aac\uff09 GoPro\u306e\u52d5\u753b\u304b\u3089GPS\u8ecc\u8de1\uff08GPX\uff09\u3092\u629c\u304d\u51fa\u3057\u30011\u79d2\u9593\u9694\u306b\u6574 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"saved_in_kubio":false,"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"vkexunit_cta_each_option":"","footnotes":""},"categories":[6],"tags":[76,77],"class_list":["post-1669","post","type-post","status-publish","format-standard","hentry","category-programing","tag-76","tag-77"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1669","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1669"}],"version-history":[{"count":2,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1669\/revisions"}],"predecessor-version":[{"id":1671,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1669\/revisions\/1671"}],"wp:attachment":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1669"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1669"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1669"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":1669,"date":"2025-10-10T07:17:38","date_gmt":"2025-10-09T22:17:38","guid":{"rendered":"https:\/\/beeknowledge.co.jp\/?p=1669"},"modified":"2025-10-10T07:17:39","modified_gmt":"2025-10-09T22:17:39","slug":"gopro%e3%81%8b%e3%82%89%e7%b7%af%e5%ba%a6%e7%b5%8c%e5%ba%a6%e6%83%85%e5%a0%b1%e7%ad%89%e3%81%ae%e3%83%a1%e3%82%bf%e6%83%85%e5%a0%b1%e3%81%ae%e5%8f%96%e3%82%8a%e5%87%ba%e3%81%97%e6%96%b9","status":"publish","type":"post","link":"https:\/\/beeknowledge.co.jp\/?p=1669","title":{"rendered":"GoPro\u304b\u3089\u7def\u5ea6\u7d4c\u5ea6\u60c5\u5831\u7b49\u306e\u30e1\u30bf\u60c5\u5831\u306e\u53d6\u308a\u51fa\u3057\u65b9"},"content":{"rendered":"\n\n\n\n\nGoPro\u52d5\u753b\u2192GPX\u62bd\u51fa\u30fb1Hz\u6574\u5f62\u30fb720p\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u30fb\u9032\u6357\u53ef\u8996\u5316\u30fb\u30e1\u30bf\u30c7\u30fc\u30bf\u7d99\u627f\u30c4\u30fc\u30eb\uff08\u30bd\u30fc\u30b9\u4ed8\u304d\uff09<\/title>\n<meta name=\"viewport\" content=\"width=device-width,initial-scale=1\">\n<style>\n :root { --fg:#0a0a0a; --muted:#666; --accent:#0b79d0; --bg:#fff; --card:#f6f7f9; }\n html,body{background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,Segoe UI,Roboto,Meiryo,Arial,sans-serif;line-height:1.75;margin:0}\n header,section{max-width:1100px;margin:auto;padding:28px 20px}\n h1{font-size:28px;margin:0 0 6px}\n h2{font-size:22px;margin:28px 0 8px;border-left:6px solid var(--accent);padding-left:10px}\n h3{font-size:18px;margin:20px 0 8px}\n p.lead{font-size:16px;color:#222}\n .grid{display:grid;gap:14px}\n .cols-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}\n .card{background:var(--card);border-radius:12px;padding:16px}\n code,kbd,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}\n pre{background:#0a0a0a;color:#e6e6e6;border-radius:10px;padding:14px;overflow:auto}\n ul{margin:8px 0 8px 22px}\n li{margin:6px 0}\n .muted{color:var(--muted)}\n .pill{display:inline-block;background:#e8f2fb;color:#0b79d0;padding:2px 8px;border-radius:999px;font-size:12px}\n .warn{background:#fff3cd;color:#8a6d3b;border-left:4px solid #ffb900;padding:12px;border-radius:8px}\n .ok{background:#e9f7ef;color:#1e7e34;border-left:4px solid #28a745;padding:12px;border-radius:8px}\n .kbd{background:#eee;border:1px solid #ddd;border-bottom-width:2px;padding:2px 6px;border-radius:6px}\n details summary{cursor:pointer;font-weight:700}\n textarea{width:100%;min-height:520px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px;line-height:1.5;border:1px solid #ddd;border-radius:10px;padding:12px;background:#0a0a0a;color:#e6e6e6}\n<\/style>\n<\/head>\n<body>\n\n<header>\n <h1>\u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u4f55\u3092\u3059\u308b\uff1f\uff08\u30bd\u30fc\u30b9\u4ed8\u304d\u89e3\u8aac\uff09<\/h1>\n <p class=\"lead\">\n GoPro\u306e\u52d5\u753b\u304b\u3089<strong>GPS\u8ecc\u8de1\uff08GPX\uff09<\/strong>\u3092\u629c\u304d\u51fa\u3057\u3001<strong>1\u79d2\u9593\u9694<\/strong>\u306b\u6574\u5f62\u3002\u52d5\u753b\u306f<strong>1280\u00d7720 \/ 6Mbps<\/strong>\u3067\n QSV\/AMF\/MF \u3044\u305a\u308c\u304b\u306e<strong>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30a8\u30f3\u30b3\u30fc\u30c0<\/strong>\u3067\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u3002<br>\n \u30a8\u30f3\u30b3\u30fc\u30c9\u9032\u6357\u3092<strong>CSV\/SVG<\/strong>\u3067\u4fdd\u5b58\u3057\u3001\u6700\u5f8c\u306b<strong>ExifTool<\/strong>\u3067\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u5b8c\u6210MP4\u3078<strong>\u4e38\u30b3\u30d4\u30fc<\/strong>\u3057\u307e\u3059\u3002\n <\/p>\n<\/header>\n\n<section>\n <h2>\u51e6\u7406\u306e\u5168\u4f53\u50cf<\/h2>\n <ol>\n <li><strong>GPX\u30c6\u30f3\u30d7\u30ec\u751f\u6210<\/strong> \u2192 <strong>GPS\u62bd\u51fa<\/strong>\uff08ExifTool\uff09\u3002<\/li>\n <li><strong>1Hz\u6574\u5f62<\/strong>\uff08\u5404\u79d2\u306e\u5148\u982d\u70b9\u3092\u63a1\u7528\u3001\u901f\u5ea6\/\u9ad8\u5ea6\u306f\u6570\u5024\u62bd\u51fa\uff09\u3002<\/li>\n <li><strong>example.gpx\u4e92\u63db<\/strong>\u3067GPX\u3092\u66f8\u304d\u51fa\u3057\u3002<\/li>\n <li><strong>720p\/6Mbps<\/strong>\u3067\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\uff08libx264\u3078\u306f\u843d\u3068\u3055\u306a\u3044\u65b9\u91dd\uff09\u3002<\/li>\n <li><strong>\u9032\u6357\u30ed\u30b0<\/strong>\uff08CSV\/SVG\uff09\u3092\u81ea\u52d5\u751f\u6210\u3002<\/li>\n <li><strong>\u30e1\u30bf\u30c7\u30fc\u30bf<\/strong>\u3092\u5143\u52d5\u753b\u304b\u3089\u65b0MP4\u3078\u30b3\u30d4\u30fc\u3002<\/li>\n <\/ol>\n<\/section>\n\n<section>\n <h2>\u4f7f\u3044\u65b9\uff08\u4f8b\uff09<\/h2>\n <div class=\"card\">\n <pre>python gopro_gpx_720p.py \"F:\\videos\\gopro_session\" --overwrite --hwenc auto<\/pre>\n <ul>\n <li><span class=\"kbd\">path<\/span>\uff1a\u52d5\u753b\u30d5\u30a1\u30a4\u30eb or \u30d5\u30a9\u30eb\u30c0\uff08.mp4\/.mov\/.m4v \u3092\u518d\u5e30\u63a2\u7d22\uff09<\/li>\n <li><span class=\"kbd\">–ffmpeg<\/span> \/ <span class=\"kbd\">–exiftool<\/span>\uff1a\u540c\u68b1\u3057\u306a\u3044\u5834\u5408\u306f\u660e\u793a\u30d1\u30b9\u53ef<\/li>\n <li><span class=\"kbd\">–overwrite<\/span>\uff1a\u65e2\u5b58\u306e <code>_1280_720.*<\/code> \u3092\u4e0a\u66f8\u304d<\/li>\n <li><span class=\"kbd\">–hwenc<\/span>\uff1a<code>auto<\/code>\/<code>qsv<\/code>\/<code>amf<\/code>\/<code>mf<\/code>\uff08<strong>libx264\u306b\u306f\u843d\u3061\u307e\u305b\u3093<\/strong>\uff09<\/li>\n <li><span class=\"kbd\">–no-progress<\/span>\uff1a\u9032\u6357CSV\/SVG\u3092\u4f5c\u3089\u306a\u3044<\/li>\n <\/ul>\n <\/div>\n<\/section>\n\n<section>\n <h2>\u8981\u70b9\u3068\u6ce8\u610f<\/h2>\n <div class=\"warn\">\n <strong>\u6ce8\u610f\uff1a<\/strong>\u5f15\u6570\u306b <code>nvenc<\/code> \u306f\u3042\u308a\u307e\u3059\u304c\u3001\u5019\u88dc\u5217\u6319\u306f <code>h264_qsv \/ h264_amf \/ h264_mf<\/code> \u306e\u307f\u3002<br>\n NVIDIA\u5c02\u7528\u306b\u3057\u305f\u3044\u5834\u5408\u306f <code>pick_encoder_list()<\/code> \u306b <code>h264_nvenc<\/code> \u306e\u30a8\u30f3\u30c8\u30ea\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002\n <\/div>\n<\/section>\n\n<section>\n <h2>\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\uff08\u5168\u6587\uff09<\/h2>\n <details open>\n <summary>\u30af\u30ea\u30c3\u30af\u3067\u6298\u308a\u305f\u305f\u307f\uff0f\u5c55\u958b<\/summary>\n <textarea readonly>\n#!\/usr\/bin\/env python3\n# -*- coding: utf-8 -*-\n\n“””\nGoPro \u2192 (1) ExifTool\u30c6\u30f3\u30d7\u30ec\u3067GPX\u5438\u51fa\u3057 \u2192 (2) example.gpx\u4e92\u63db\u306b\u6574\u5f62\uff0b1Hz\u9593\u5f15\u304d\n\u2192 (3) H.264 1280×720 \/ 6Mbps\uff08libx264\u4e0d\u4f7f\u7528\u30fbQSV\u2192AMF\u2192MF\uff09\u2192 (4) \u9032\u6357CSV\/SVG\n\u2192 (5) \u51fa\u529bMP4\u3078\u30e1\u30bf\u30c7\u30fc\u30bf\u4e38\u30b3\u30d4\u30fc\uff08ExifTool -TagsFromFile\uff09\n\n\u51fa\u529b:\n <\u5143\u540d>_1280_720.gpx\n <\u5143\u540d>_1280_720.mp4\n <\u5143\u540d>_1280_720_progress.csv \/ .svg\n\n\u540c\u68b1\u60f3\u5b9a:\n tools\/ffmpeg\/ffmpeg.exe\n tools\/exiftool\/exiftool.exe\n“””\n\nimport argparse\nimport csv\nimport os\nimport re\nimport sys\nimport subprocess\nimport tempfile\nimport time\nfrom pathlib import Path\nfrom typing import Optional, List, Tuple, Dict\nfrom shutil import which as shutil_which\nfrom datetime import datetime\n\n# ———————- \u30e9\u30f3\u30bf\u30a4\u30e0\u88dc\u52a9 ———————-\n\ndef runtime_base_dir() -> Path:\n base = os.environ.get(“NUITKA_ONEFILE_TEMP_DIR”)\n if base:\n return Path(base)\n if hasattr(sys, “_MEIPASS”):\n return Path(getattr(sys, “_MEIPASS”))\n if getattr(sys, “frozen”, False):\n return Path(sys.executable).resolve().parent\n return Path(__file__).resolve().parent\n\ndef which(cmd: str) -> Optional[str]:\n exts = os.environ.get(“PATHEXT”, “.EXE;.BAT;.CMD”).split(“;”)\n paths = os.environ.get(“PATH”, “”).split(os.pathsep)\n p = Path(cmd)\n if p.exists():\n return str(p)\n cand = [cmd] if p.suffix else [cmd + ext for ext in exts] + [cmd]\n for d in paths:\n for c in cand:\n f = Path(d) \/ c\n if f.exists() and f.is_file():\n return str(f)\n return None\n\ndef resolve_tool(name: str, cli_path: Optional[str], bundled_rel: Path) -> str:\n # 1) CLI\u660e\u793a \u2192 2) \u540c\u68b1 \u2192 3) PATH\n if cli_path:\n if Path(cli_path).exists():\n return str(Path(cli_path))\n sys.exit(f”ERROR: {name} \u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093: {cli_path}”)\n base = runtime_base_dir()\n cand = base \/ bundled_rel\n if cand.exists():\n return str(cand)\n found = which(name)\n if found:\n return found\n sys.exit(\n f”ERROR: {name} \u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3002PATH\u3078\u8ffd\u52a0\u3059\u308b\u304b –{name} \u3067\u660e\u793a\u3001”\n f”\u307e\u305f\u306f tools\/{name}\/{name}.exe \u3092\u540c\u68b1\u3057\u3066\u304f\u3060\u3055\u3044\u3002”\n )\n\ndef resolve_ffprobe_path(ffmpeg_path: str) -> str:\n # ffmpeg.exe \u3068\u540c\u3058\u30d5\u30a9\u30eb\u30c0\u3092\u6700\u512a\u5148\u3067\u63a2\u3059\n p = Path(ffmpeg_path)\n for nm in (“ffprobe.exe”, “ffprobe”):\n cand = p.with_name(nm)\n if cand.exists():\n return str(cand)\n w = shutil_which(“ffprobe”)\n if w:\n return w\n sys.exit(“ERROR: ffprobe \u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3002ffmpeg \u3068\u540c\u68b1\u3059\u308b\u304b PATH \u306b\u901a\u3057\u3066\u304f\u3060\u3055\u3044\u3002”)\n\n# ———————- \u5171\u901a\u30ed\u30b8\u30c3\u30af ———————-\n\ndef is_video(p: Path) -> bool:\n return p.suffix.lower() in {“.mp4”, “.mov”, “.m4v”}\n\ndef build_gpx_template() -> Path:\n # \u2605\u3042\u306a\u305f\u306e\u300c\u53d6\u308c\u3066\u3044\u305f\u300d\u30c6\u30f3\u30d7\u30ec\u305d\u306e\u307e\u307e\n gpx_text = “””#[HEAD]<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<gpx version=\"1.1\" creator=\"ExifTool\"\n xmlns=\"http:\/\/www.topografix.com\/GPX\/1\/1\"\n xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n xsi:schemaLocation=\"http:\/\/www.topografix.com\/GPX\/1\/1\n http:\/\/www.topografix.com\/GPX\/1\/1\/gpx.xsd\">\n<trk><name>$FileName<\/name><trkseg>\n#[BODY]<trkpt lat=\"$GPSLatitude#\" lon=\"$GPSLongitude#\"><time>$GPSDateTime<\/time><ele>$GPSAltitude<\/ele><speed>$GPSSpeed<\/speed><\/trkpt>\n#[TAIL]<\/trkseg><\/trk><\/gpx>\n“””\n tmp = tempfile.NamedTemporaryFile(delete=False, suffix=”.fmt”, mode=”w”, encoding=”utf-8″)\n tmp.write(gpx_text)\n tmp.close()\n return Path(tmp.name)\n\ndef ffmpeg_has_encoder(ffmpeg: str, enc: str) -> bool:\n try:\n res = subprocess.run([ffmpeg, “-hide_banner”, “-encoders”], capture_output=True, text=True, check=True)\n return f” {enc} ” in res.stdout\n except Exception:\n return False\n\ndef pick_encoder_list(ffmpeg: str, forced: str) -> List[Tuple[str, List[str]]]:\n # 6 Mbps \u56fa\u5b9a\uff08libx264\u306f\u542b\u3081\u306a\u3044\uff09\n br, maxrate, buf = “6M”, “6M”, “12M”\n\n if forced == “qsv”:\n return [(“h264_qsv”, [“-c:v”, “h264_qsv”, “-b:v”, br, “-maxrate”, maxrate, “-bufsize”, buf])]\n if forced == “amf”:\n return [(“h264_amf”, [“-c:v”, “h264_amf”, “-b:v”, br, “-maxrate”, maxrate, “-bufsize”, buf])]\n if forced == “mf”:\n return [(“h264_mf”, [“-c:v”, “h264_mf”, “-b:v”, br])]\n\n cands: List[Tuple[str, List[str]]] = []\n if ffmpeg_has_encoder(ffmpeg, “h264_qsv”):\n cands.append((“h264_qsv”, [“-c:v”, “h264_qsv”, “-b:v”, br, “-maxrate”, maxrate, “-bufsize”, buf]))\n if ffmpeg_has_encoder(ffmpeg, “h264_amf”):\n cands.append((“h264_amf”, [“-c:v”, “h264_amf”, “-b:v”, br, “-maxrate”, maxrate, “-bufsize”, buf]))\n if ffmpeg_has_encoder(ffmpeg, “h264_mf”):\n cands.append((“h264_mf”, [“-c:v”, “h264_mf”, “-b:v”, br]))\n return cands\n\ndef build_filters() -> List[str]:\n # SW\u30b9\u30b1\u30fc\u30eb+pad\u3067\u5e38\u306b 1280×720\uff08\u4e92\u63db\u6027\u306e\u305f\u3081 yuv420p\uff09\n vf = “scale=1280:720:force_original_aspect_ratio=decrease,pad=1280:720:(ow-iw)\/2:(oh-ih)\/2”\n return [“-vf”, vf, “-pix_fmt”, “yuv420p”]\n\n# ———————- \u9032\u6357\u53d6\u5f97\uff06\u53ef\u8996\u5316 ———————-\n\ndef _run_ffprobe_val(ffprobe: str, args: List[str]) -> Optional[float]:\n try:\n res = subprocess.run([ffprobe] + args, capture_output=True, text=True, check=True)\n s = res.stdout.strip()\n if not s:\n return None\n val = float(s)\n if val > 0 and val != float(“inf”):\n return val\n except Exception:\n return None\n return None\n\ndef ffprobe_duration_sec(ffmpeg: str, src: Path) -> Optional[float]:\n ffprobe = resolve_ffprobe_path(ffmpeg)\n # 1) format.duration\n dur = _run_ffprobe_val(ffprobe, [\n “-v”, “error”,\n “-show_entries”, “format=duration”,\n “-of”, “default=nk=1:nw=1”,\n str(src),\n ])\n if dur:\n return dur\n # 2) stream.duration\uff08\u52d5\u753b\u30b9\u30c8\u30ea\u30fc\u30e0\uff09\n dur = _run_ffprobe_val(ffprobe, [\n “-v”, “error”,\n “-select_streams”, “v:0”,\n “-show_entries”, “stream=duration”,\n “-of”, “default=nk=1:nw=1”,\n str(src),\n ])\n if dur:\n return dur\n # 3) nb_frames \/ avg_frame_rate \u304b\u3089\u63a8\u5b9a\n try:\n nb = subprocess.run([ffprobe, “-v”, “error”, “-select_streams”, “v:0”,\n “-show_entries”, “stream=nb_frames”,\n “-of”, “default=nk=1:nw=1”, str(src)],\n capture_output=True, text=True, check=True).stdout.strip()\n fps_s = subprocess.run([ffprobe, “-v”, “error”, “-select_streams”, “v:0”,\n “-show_entries”, “stream=avg_frame_rate”,\n “-of”, “default=nk=1:nw=1”, str(src)],\n capture_output=True, text=True, check=True).stdout.strip()\n if nb and fps_s and “\/” in fps_s:\n num, den = fps_s.split(“\/”, 1)\n num = float(num); den = float(den) if float(den) != 0 else 1.0\n fps = num \/ den if den != 0 else float(num)\n frames = float(nb)\n if fps > 0 and frames > 0:\n return frames \/ fps\n except Exception:\n pass\n return None\n\ndef write_progress_csv(csv_path: Path, samples: List[Tuple[float, float]]) -> None:\n lines = [“time_sec,percent”]\n lines += [f”{t:.3f},{p:.3f}” for t, p in samples]\n csv_path.write_text(“\\n”.join(lines), encoding=”utf-8″)\n\ndef write_progress_svg(svg_path: Path, samples: List[Tuple[float, float]]) -> None:\n if not samples:\n svg_path.write_text(“<svg xmlns='http:\/\/www.w3.org\/2000\/svg' width='800' height='240'><\/svg>“, encoding=”utf-8″)\n return\n W, H, P = 800, 240, 32\n xs = [t for t, _ in samples]\n ys = [p for _, p in samples]\n tmax = max(xs) if max(xs) > 0 else 1.0\n def sx(t): return P + (W – 2*P) * (t \/ tmax)\n def sy(p): return H – P – (H – 2*P) * (p \/ 100.0)\n pts = ” “.join([f”{sx(t):.1f},{sy(p):.1f}” for t, p in samples])\n grid = []\n for k in [0,25,50,75,100]:\n y = sy(k)\n grid.append(f”<line x1='{P}' y1='{y:.1f}' x2='{W-P}' y2='{y:.1f}' stroke='#ddd'\/>“)\n grid.append(f”<text x='5' y='{y+4:.1f}' font-size='10' fill='#555'>{k}%<\/text>“)\n frame = f”<rect x='{P}' y='{P}' width='{W-2*P}' height='{H-2*P}' fill='none' stroke='#888'\/>”\n lastp = ys[-1]\n label = f”<text x='{W-60}' y='{P+14}' font-size='12' fill='#222'>final: {lastp:.1f}%<\/text>”\n svg = f”””<svg xmlns='http:\/\/www.w3.org\/2000\/svg' width='{W}' height='{H}'>\n <rect width='100%' height='100%' fill='white'\/>\n {”.join(grid)}\n {frame}\n <polyline fill='none' stroke='#0b79d0' stroke-width='2' points='{pts}'\/>\n {label}\n<\/svg>“””\n svg_path.write_text(svg, encoding=”utf-8″)\n\ndef run_ffmpeg_with_progress(ffmpeg: str, src: Path, dst_mp4: Path, vopts: List[str],\n enable_progress: bool = True) -> None:\n csv_path = dst_mp4.with_name(dst_mp4.stem + “_progress.csv”)\n svg_path = dst_mp4.with_name(dst_mp4.stem + “_progress.svg”)\n\n duration = ffprobe_duration_sec(ffmpeg, src) or 0.0\n\n base = [ffmpeg, “-y”, “-hide_banner”, “-loglevel”, “error”]\n filters = build_filters()\n common_tail = [\n “-c:a”, “aac”, “-b:a”, “160k”,\n “-movflags”, “+faststart”,\n “-map_metadata”, “0”,\n “-progress”, “pipe:1”,\n str(dst_mp4),\n ]\n cmd = base + [“-i”, str(src)] + filters + vopts + common_tail\n\n samples: List[Tuple[float, float]] = []\n start = time.monotonic()\n out_time_ms = 0.0\n\n with subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, text=True, bufsize=1) as proc:\n if enable_progress and proc.stdout is not None:\n for raw in proc.stdout:\n line = raw.strip()\n if line.startswith(“out_time_ms=”):\n try:\n out_time_ms = float(line.split(“=”, 1)[1])\n tsec = out_time_ms \/ 1_000_000.0\n if duration > 0:\n pct = max(0.0, min(100.0, (tsec \/ duration) * 100.0))\n else:\n # duration\u4e0d\u660e\u306a\u3089\u300c\u7d4c\u904e\u6642\u9593\u3067\u53f3\u80a9\u4e0a\u304c\u308a\u300d\u3060\u304c 100% \u306f end \u3067\u4ed8\u4e0e\n elapsed = time.monotonic() – start\n pct = min(99.0, elapsed % 99.0) # \u64ec\u4f3c\uff08\u898b\u305f\u76ee\u7528\uff09\n elapsed = time.monotonic() – start\n samples.append((elapsed, pct))\n print(f” progress: {pct:5.1f}% (t={tsec:7.2f}s \/ dur={duration:7.2f}s)”, end=”\\r”)\n except Exception:\n pass\n elif line == “progress=end”:\n elapsed = time.monotonic() – start\n samples.append((elapsed, 100.0))\n ret = proc.wait()\n\n print() # \u884c\u672b\u6574\u5f62\n\n if ret != 0:\n try:\n if csv_path.exists(): csv_path.unlink()\n if svg_path.exists(): svg_path.unlink()\n except Exception:\n pass\n raise subprocess.CalledProcessError(ret, cmd)\n\n try:\n write_progress_csv(csv_path, samples)\n write_progress_svg(svg_path, samples)\n print(f” progress: {csv_path.name}, {svg_path.name}”)\n except Exception as e:\n print(f” WARN: \u9032\u6357\u30d5\u30a1\u30a4\u30eb\u306e\u4f5c\u6210\u306b\u5931\u6557: {e}”)\n\n# ———————- \u30e1\u30bf\u30c7\u30fc\u30bf\u4e38\u30b3\u30d4\u30fc ———————-\n\ndef copy_metadata_to_output(exiftool: str, src: Path, dst: Path) -> bool:\n cmd = [\n exiftool, “-q”, “-m”, “-P”, “-overwrite_original”,\n “-TagsFromFile”, str(src),\n “-all:all”, “-time:all”, “-XMP:all”, “-Keys:all”, “-UserData:all”,\n str(dst),\n ]\n res = subprocess.run(cmd, capture_output=True)\n return res.returncode == 0\n\n# ———————- GPX \u5438\u51fa\u3057\u2192\u6574\u5f62\u21921Hz\u9593\u5f15\u304d ———————-\n\ndef run_exiftool_template_raw(exiftool: str, src: Path, fmt: Path) -> Optional[str]:\n “””\u30c6\u30f3\u30d7\u30ec\u3067\u201c\u751fGPX\u201d\u3092\u6a19\u6e96\u51fa\u529b\u306b\u5410\u304b\u305b\u3066\u6587\u5b57\u5217\u3067\u8fd4\u3059\uff08\u3042\u306a\u305f\u306e\u5b9f\u7e3e\u3042\u308b\u65b9\u5f0f\uff09\u3002”””\n cmd = [exiftool, “-q”, “-ee”, “-p”, str(fmt), str(src)]\n res = subprocess.run(cmd, check=False, capture_output=True)\n if res.returncode != 0:\n return None\n text = res.stdout.decode(“utf-8″, errors=”replace”)\n return text if “<trkpt \" in text else None\n\ndef parse_trkpts_from_raw_gpx(xml: str) -> List[Dict[str, str]]:\n “””\u30c6\u30f3\u30d7\u30ecGPX(<trkpt>)\u304b\u3089 lat\/lon\/time\/ele\/speed \u3092\u7d20\u6734\u62bd\u51fa\u3002”””\n pts: List[Dict[str,str]] = []\n for block in xml.split(“<trkpt \")[1:]:\n try:\n frag = block.split(\"<\/trkpt>“, 1)[0]\n lat = frag.split(‘lat=”‘,1)[1].split(‘”‘,1)[0]\n lon = frag.split(‘lon=”‘,1)[1].split(‘”‘,1)[0]\n t = frag.split(“<time>“,1)[1].split(“<\/time>“,1)[0]\n ele = frag.split(“<ele>“,1)[1].split(“<\/ele>“,1)[0]\n spd = frag.split(“<speed>“,1)[1].split(“<\/speed>“,1)[0]\n pts.append({“lat”:lat,”lon”:lon,”time”:t,”ele”:ele,”speed”:spd})\n except Exception:\n continue\n return pts\n\ndef _parse_dt_any(tstr: str) -> Optional[datetime]:\n t = tstr.strip().replace(” “, “T”).replace(“\/”, “-“)\n # \u4ee3\u8868\u7684\u306a\u8868\u8a18\u3092\u5e45\u5e83\u304f\u8a31\u5bb9\n for fmt in (“%Y-%m-%dT%H:%M:%S.%fZ”, “%Y-%m-%dT%H:%M:%S.%f”,\n “%Y-%m-%dT%H:%M:%SZ”, “%Y-%m-%dT%H:%M:%S”,\n “%Y:%m:%dT%H:%M:%S.%f”, “%Y:%m:%dT%H:%M:%S”):\n try:\n return datetime.strptime(t, fmt)\n except Exception:\n continue\n return None\n\n_num_pat = re.compile(r”[-+]?\\d+(?:\\.\\d+)?”)\n\ndef _to_numeric_str(val: str, default: str=”0″) -> str:\n “””‘123.4 m\/s’ \u306e\u3088\u3046\u306a\u6587\u5b57\u5217\u304b\u3089\u6570\u5024\u90e8\u5206\u3060\u3051\u3092\u629c\u304d\u51fa\u3057\u3066\u8fd4\u3059\u3002”””\n if val is None:\n return default\n m = _num_pat.search(str(val))\n return m.group(0) if m else default\n\ndef decimate_to_1hz(points: List[Dict[str,str]]) -> List[Dict[str,str]]:\n “””1\u79d2\u3054\u3068\u306b\u6700\u521d\u306e\u70b9\u3092\u63a1\u7528\uff08floor\u79d2\uff09\u3002ele\/speed\u306f\u6570\u5024\u62bd\u51fa\u3057\u3066\u51fa\u529b\u3002”””\n per_sec: Dict[int, Dict[str,str]] = {}\n for r in points:\n if not r.get(“lat”) or not r.get(“lon”) or not r.get(“time”):\n continue\n dt = _parse_dt_any(r[“time”])\n if not dt:\n continue\n dt_floor = dt.replace(microsecond=0)\n sec_key = int(dt_floor.timestamp())\n if sec_key in per_sec:\n continue\n per_sec[sec_key] = {\n “lat”: r[“lat”],\n “lon”: r[“lon”],\n “ele”: _to_numeric_str(r.get(“ele”,”0″)),\n “speed”: _to_numeric_str(r.get(“speed”,”0″)),\n “time”: dt_floor.strftime(“%Y-%m-%dT%H:%M:%S.%f”), # \u4f8b\u306b\u5408\u308f\u305b\u30666\u6841\u5c0f\u6570\n }\n return [per_sec[k] for k in sorted(per_sec.keys())]\n\ndef write_gpx_like_example(dst_gpx: Path, points_1hz: List[Dict[str,str]]) -> bool:\n “””example.gpx\u4e92\u63db\uff1agpxtpx\u540d\u524d\u7a7a\u9593\uff0b\u4e8c\u91cd<extensions>\uff0bcreator\u6587\u5b57\u5217\u306a\u3069\u3092\u518d\u69cb\u6210\u3002”””\n if not points_1hz:\n return False\n head = “””<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<gpx version=\"1.1\"\n xmlns=\"http:\/\/www.topografix.com\/GPX\/1\/1\"\n xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n xmlns:gpxtpx=\"http:\/\/www.garmin.com\/xmlschemas\/TrackPointExtension\/v1\"\n xsi:schemaLocation=\"http:\/\/www.topografix.com\/GPX\/1\/1\n http:\/\/www.topografix.com\/GPX\/1\/1\/gpx.xsd\n http:\/\/www.garmin.com\/xmlschemas\/TrackPointExtension\/v1\n http:\/\/www.garmin.com\/xmlschemas\/TrackPointExtensionv1.xsd\"\n creator=\"gpx.py -- https:\/\/github.com\/tkrajina\/gpxpy\">\n <trk>\n <trkseg>\n“””\n tail = “”” <\/trkseg>\n <\/trk>\n<\/gpx>\n“””\n lines = [head]\n for p in points_1hz:\n lines.append(\nf””” <trkpt lat=\"{p['lat']}\" lon=\"{p['lon']}\">\n <ele>{p[‘ele’]}<\/ele>\n <time>{p[‘time’]}<\/time>\n <extensions>\n <extensions>\n <gpxtpx:TrackPointExtension>\n <gpxtpx:hr>0<\/gpxtpx:hr>\n <gpxtpx:cad>0<\/gpxtpx:cad>\n <gpxtpx:speed>{p[‘speed’]}<\/gpxtpx:speed>\n <gpxtpx:distance>0<\/gpxtpx:distance>\n <\/gpxtpx:TrackPointExtension>\n <\/extensions>\n <\/extensions>\n <\/trkpt>\n“””\n )\n lines.append(tail)\n dst_gpx.write_text(“”.join(lines), encoding=”utf-8″)\n return True\n\n# ———————- \u30e1\u30a4\u30f3\u51e6\u7406\uff08GPX\u2192\u30a8\u30f3\u30b3\u30fc\u30c9\uff09 ———————-\n\ndef process_one(src: Path, ffmpeg: str, exiftool: str, fmt: Path,\n overwrite: bool, hwenc: str, progress: bool) -> None:\n if not is_video(src):\n print(f”SKIP (\u62e1\u5f35\u5b50\u975e\u5bfe\u5fdc): {src}”)\n return\n\n stem = src.stem\n out_mp4 = src.with_name(f”{stem}_1280_720.mp4\u300d\n out_gpx = src.with_name(f”{stem}_1280_720.gpx”)\n\n # —- (1) \u5438\u51fa\u3057 \u2192 (2) \u6574\u5f62\uff0b1Hz \u9593\u5f15\u304d\uff08\u5148\u306bGPX\u3092\u78ba\u5b9a\uff09\n if out_gpx.exists() and not overwrite:\n print(f”EXIST: {out_gpx.name} -> \u4e0a\u66f8\u304d\u3057\u307e\u305b\u3093 (–overwrite)”)\n else:\n print(f”[GPX] {src.name} -> {out_gpx.name} (extract\u2192format\u21921Hz)”)\n raw_xml = run_exiftool_template_raw(exiftool, src, fmt)\n if not raw_xml:\n try:\n if out_gpx.exists(): out_gpx.unlink()\n except Exception: pass\n print(” WARN: GPS\u30c8\u30e9\u30c3\u30af\u304c\u898b\u3064\u304b\u3089\u306a\u3044\u304b\u62bd\u51fa\u30bc\u30ed (GPX\u672a\u4f5c\u6210)”)\n else:\n pts = parse_trkpts_from_raw_gpx(raw_xml)\n pts_1hz = decimate_to_1hz(pts)\n if write_gpx_like_example(out_gpx, pts_1hz):\n print(f” OK: {out_gpx.name} (points: {len(pts)} \u2192 1Hz: {len(pts_1hz)})”)\n else:\n try:\n if out_gpx.exists(): out_gpx.unlink()\n except Exception: pass\n print(” WARN: \u6574\u5f62\/\u9593\u5f15\u304d\u3067\u6709\u52b9\u70b9\u306a\u3057 (GPX\u672a\u4f5c\u6210)”)\n\n # —- (3) \u30a8\u30f3\u30b3\u30fc\u30c9\uff086Mbps\u56fa\u5b9a\u3001libx264\u4e0d\u4f7f\u7528\uff09\n if out_mp4.exists() and not overwrite:\n print(f”EXIST: {out_mp4.name} -> \u4e0a\u66f8\u304d\u3057\u307e\u305b\u3093 (–overwrite)”)\n else:\n print(f”[Encode] {src.name} -> {out_mp4.name}”)\n candidates = pick_encoder_list(ffmpeg, hwenc)\n last_err = None\n for name, vopts in candidates:\n print(f” -> \u8a66\u884c: {name}”)\n try:\n run_ffmpeg_with_progress(ffmpeg, src, out_mp4, vopts, enable_progress=progress)\n print(f” OK: {name} \u3092\u4f7f\u7528 (6Mbps)”)\n # —- (5) \u30e1\u30bf\u30c7\u30fc\u30bf\u4e38\u30b3\u30d4\u30fc\n if not copy_metadata_to_output(exiftool, src, out_mp4):\n print(” WARN: \u30e1\u30bf\u30c7\u30fc\u30bf\u306e\u30b3\u30d4\u30fc\u306b\u4e00\u90e8\u5931\u6557\uff08\u5fc5\u8981\u30bf\u30b0\u304c\u8db3\u308a\u306a\u3044\u53ef\u80fd\u6027\uff09”)\n else:\n print(” META: \u5143\u52d5\u753b\u306e\u30bf\u30b0\u3092\u30b3\u30d4\u30fc\u6e08\u307f”)\n break\n except subprocess.CalledProcessError as e:\n last_err = e\n print(f” \u5931\u6557: {name}\uff08\u6b21\u5019\u88dc\u3078\uff09”)\n try:\n if out_mp4.exists():\n out_mp4.unlink()\n except Exception:\n pass\n else:\n if last_err:\n raise last_err\n raise RuntimeError(“\u30a8\u30f3\u30b3\u30fc\u30c9\u5168\u6ec5”)\n\ndef collect_targets(path: Path):\n if path.is_dir():\n return [p for p in path.rglob(“*”) if p.is_file() and is_video(p)]\n elif path.is_file():\n return [path]\n else:\n sys.exit(f”ERROR: \u30d1\u30b9\u304c\u5b58\u5728\u3057\u307e\u305b\u3093: {path}”)\n\ndef main():\n ap = argparse.ArgumentParser(description=”GoPro: GPX\u5148\u884c(\u6574\u5f62+1Hz) \u2192 H.264 1280×720\/6Mbps\uff08libx264\u4e0d\u4f7f\u7528\uff09”)\n ap.add_argument(“path”, help=”\u52d5\u753b\u30d5\u30a1\u30a4\u30eb or \u30d5\u30a9\u30eb\u30c0”)\n ap.add_argument(“–ffmpeg”, dest=”ffmpeg_path”, default=None, help=”ffmpeg.exe \u306e\u30d1\u30b9\uff08\u672a\u6307\u5b9a: \u540c\u68b1\u2192PATH\uff09”)\n ap.add_argument(“–exiftool”, dest=”exiftool_path”, default=None, help=”exiftool.exe \u306e\u30d1\u30b9\uff08\u672a\u6307\u5b9a: \u540c\u68b1\u2192PATH\uff09”)\n ap.add_argument(“–overwrite”, action=”store_true”, help=”\u65e2\u5b58\u51fa\u529b\u3092\u4e0a\u66f8\u304d”)\n ap.add_argument(“–hwenc”, default=”auto”, choices=[“auto”,”nvenc”,”qsv”,”amf”,”mf”],\n help=”\u30a8\u30f3\u30b3\u30fc\u30c0\u9078\u629e: auto(\u65e2\u5b9a) \/ qsv \/ nvenc \/ amf \/ mf\uff08libx264\u306b\u306f\u843d\u3061\u307e\u305b\u3093\uff09”)\n ap.add_argument(“–no-progress”, action=”store_true”, help=”\u9032\u6357CSV\/SVG\u3092\u51fa\u529b\u3057\u306a\u3044”)\n args = ap.parse_args()\n\n ffmpeg = resolve_tool(“ffmpeg”, args.ffmpeg_path, Path(“tools\/ffmpeg\/ffmpeg.exe”))\n exiftool = resolve_tool(“exiftool”, args.exiftool_path, Path(“tools\/exiftool\/exiftool.exe”))\n\n fmt = build_gpx_template()\n try:\n targets = collect_targets(Path(args.path))\n if not targets:\n print(“\u5bfe\u8c61\u52d5\u753b\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\uff08.mp4 .mov .m4v\uff09\u3002”)\n return\n for i, src in enumerate(targets, 1):\n print(f”\\n[{i}\/{len(targets)}] {src}”)\n try:\n process_one(\n src, ffmpeg, exiftool, fmt,\n overwrite=args.overwrite,\n hwenc=args.hwenc,\n progress=(not args.no_progress),\n )\n except subprocess.CalledProcessError as e:\n print(f”ERROR: {src.name} \u306e\u51e6\u7406\u306b\u5931\u6557: {e}”)\n finally:\n try:\n fmt.unlink()\n except Exception:\n pass\n\nif __name__ == “__main__”:\n main()\n <\/textarea>\n <\/details>\n<\/section>\n\n\n<section>\n <h2>\u6700\u5f8c\u306b\u3072\u3068\u3053\u3068<\/h2>\n <p>\n \u300cGPS\u4ed8\u304dGoPro\u7d20\u6750\u3092\u3001<strong>\u5730\u56f3\u9023\u643a\u3057\u3084\u3059\u3044GPX<\/strong>\u3068<strong>\u914d\u4fe1\u7528\u306e\u8efd\u3044\u52d5\u753b<\/strong>\u306b\u4e00\u767a\u3067\u5206\u89e3\u3057\u305f\u3044\u300d\u2015\u2015\u305d\u306e\u30cb\u30fc\u30ba\u306b\u76f4\u7403\u3067\u5fdc\u3048\u308b\u30c4\u30fc\u30eb\u3067\u3059\u3002\n \u6b20\u3051\u3066\u3044\u308b\u306e\u306fNVENC\u30b5\u30dd\u30fc\u30c8\u304f\u3089\u3044\u3002\u5fc5\u8981\u306a\u3089\u4e00\u884c\u8ffd\u52a0\u3067OK\u3002\u9060\u56de\u308a\u305b\u305a\u3001\u5b9f\u52d9\u3067\u201c\u3059\u3050\u4f7f\u3048\u308b\u201d\u8a2d\u8a08\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\n <\/p>\n <div class=\"ok\">\u73fe\u5834\u3067\u56de\u3059\u524d\u306b\uff1a\u30b5\u30f3\u30d7\u30eb1\u672c\u3067<code>--overwrite<\/code>\u306a\u3057\uff06<code>--hwenc auto<\/code>\u304b\u3089\u30c6\u30b9\u30c8\u63a8\u5968\u3002<br>\u00a9\u682a\u5f0f\u4f1a\u793e\u30d3\u30fc\u30fb\u30ca\u30ec\u30c3\u30b8\u30fb\u30c7\u30b6\u30a4\u30f3<\/div>\n<\/section>\n\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"<p>GoPro\u52d5\u753b\u2192GPX\u62bd\u51fa\u30fb1Hz\u6574\u5f62\u30fb720p\u518d\u30a8\u30f3\u30b3\u30fc\u30c9\u30fb\u9032\u6357\u53ef\u8996\u5316\u30fb\u30e1\u30bf\u30c7\u30fc\u30bf\u7d99\u627f\u30c4\u30fc\u30eb\uff08\u30bd\u30fc\u30b9\u4ed8\u304d\uff09 \u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u4f55\u3092\u3059\u308b\uff1f\uff08\u30bd\u30fc\u30b9\u4ed8\u304d\u89e3\u8aac\uff09 GoPro\u306e\u52d5\u753b\u304b\u3089GPS\u8ecc\u8de1\uff08GPX\uff09\u3092\u629c\u304d\u51fa\u3057\u30011\u79d2\u9593\u9694\u306b\u6574 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"saved_in_kubio":false,"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"vkexunit_cta_each_option":"","footnotes":""},"categories":[6],"tags":[76,77],"class_list":["post-1669","post","type-post","status-publish","format-standard","hentry","category-programing","tag-76","tag-77"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1669","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1669"}],"version-history":[{"count":2,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1669\/revisions"}],"predecessor-version":[{"id":1671,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1669\/revisions\/1671"}],"wp:attachment":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1669"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1669"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1669"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}