Dynamic config

This commit is contained in:
Tom Flux
2026-07-07 11:28:06 +01:00
parent 1596ead0c5
commit 7e446fe491
+362 -44
View File
@@ -33,6 +33,7 @@ parser.add_argument("--dry", action="store_true", help="Dry run - don't transcod
parser.add_argument("--stats", action="store_true", help="Show cache statistics and exit") parser.add_argument("--stats", action="store_true", help="Show cache statistics and exit")
parser.add_argument("--failed", action="store_true", help="Show failed transcodes and exit") parser.add_argument("--failed", action="store_true", help="Show failed transcodes and exit")
parser.add_argument("--retry-failed", action="store_true", help="Reset failed files to pending for retry") parser.add_argument("--retry-failed", action="store_true", help="Reset failed files to pending for retry")
parser.add_argument("--reset-skipped", action="store_true", help="Reset skipped_larger + already_efficient files to pending (use after changing tier thresholds)")
parser.add_argument("--clear-cache", action="store_true", help="Clear the cache and exit") parser.add_argument("--clear-cache", action="store_true", help="Clear the cache and exit")
parser.add_argument("--verbose", "-v", action="store_true", help="Verbose debug output") parser.add_argument("--verbose", "-v", action="store_true", help="Verbose debug output")
parser.add_argument("--json-log", action="store_true", help="Output structured JSON logs (one per line)") parser.add_argument("--json-log", action="store_true", help="Output structured JSON logs (one per line)")
@@ -60,12 +61,37 @@ CONFIG = {
"cutoff_time": time(6, 30), # Don't start new encodes after 06:30 "cutoff_time": time(6, 30), # Don't start new encodes after 06:30
"cleanup_days": 7, # Delete originals after 7 days "cleanup_days": 7, # Delete originals after 7 days
# FFmpeg settings
"crf": 20,
"preset": "fast",
"audio_codec": "ac3",
"audio_bitrate": "640k",
"threads": 12, "threads": 12,
# --- Dynamic video encode tiers ---
# Settings are chosen per-file based on source resolution and bitrate.
# Each tier: (min_height, crf, preset, skip_below_bps)
# - min_height: applies to files at least this tall (first match wins, so keep descending)
# - crf/preset: x265 settings for this tier
# - skip_below_bps: if the source VIDEO bitrate is already below this, skip the file
# entirely (status 'already_efficient') — the expected saving is too
# small to be worth an encode slot. Tuned so we skip anything likely
# to save <~15%.
"encode_tiers": [
(2160, 22, "medium", 12_000_000), # 4K
(1080, 23, "medium", 6_000_000), # 1080p
( 720, 24, "medium", 3_500_000), # 720p
( 0, 25, "medium", 1_500_000), # SD / everything smaller
],
# --- Dynamic audio handling ---
# Copy the source audio stream untouched when it's already an efficient codec at a
# sane bitrate. Only re-encode when the source is a bloated/lossless codec, and even
# then match the target codec to the channel count. This avoids the classic regression
# of upconverting e.g. AAC 256k stereo to AC3 640k and inflating the file.
"audio_copy_codecs": ["aac", "ac3", "eac3", "opus", "mp3"],
"audio_copy_max_bps_stereo": 384_000, # copy stereo/mono at or below this
"audio_copy_max_bps_surround": 768_000, # copy 5.1/7.1 at or below this
# Re-encode targets (only used when copy conditions aren't met):
"audio_reencode_stereo_codec": "aac",
"audio_reencode_stereo_bitrate": "192k",
"audio_reencode_surround_codec": "ac3",
"audio_reencode_surround_bitrate": "640k",
} }
@@ -91,7 +117,7 @@ def init_db() -> sqlite3.Connection:
scanned_at REAL, scanned_at REAL,
-- Transcode info (NULL if not transcoded) -- Transcode info (NULL if not transcoded)
status TEXT DEFAULT 'pending', -- pending, transcoding, done, failed, stalled, skipped_larger status TEXT DEFAULT 'pending', -- pending, transcoding, done, failed, stalled, skipped_larger, already_efficient
transcoded_at REAL, transcoded_at REAL,
transcoded_size INTEGER, transcoded_size INTEGER,
transcode_duration_secs REAL, transcode_duration_secs REAL,
@@ -145,7 +171,190 @@ def get_audio_codec(filepath: str) -> Optional[str]:
return None return None
def get_cached_file(conn: sqlite3.Connection, filepath: str, size: int, mtime: float) -> Optional[dict]: def probe_media(filepath: str) -> dict:
"""
Single-shot probe of the first video and first audio stream plus container info.
Returns a dict with whatever could be determined; missing fields are None.
Fields: width, height, video_codec, video_bitrate (bps), duration (s),
audio_codec, audio_channels, audio_bitrate (bps),
container_bitrate (bps), size (bytes).
"""
info = {
"width": None, "height": None, "video_codec": None, "video_bitrate": None,
"duration": None, "audio_codec": None, "audio_channels": None,
"audio_bitrate": None, "container_bitrate": None, "size": None,
}
try:
info["size"] = os.path.getsize(filepath)
except OSError:
pass
try:
result = subprocess.run([
"ffprobe", "-v", "quiet",
"-print_format", "json",
"-show_format",
"-show_streams",
filepath
], capture_output=True, text=True, timeout=60)
if result.returncode != 0:
return info
data = json.loads(result.stdout)
fmt = data.get("format", {})
# Container-level duration and bitrate
try:
info["duration"] = float(fmt.get("duration")) if fmt.get("duration") else None
except (TypeError, ValueError):
pass
try:
info["container_bitrate"] = int(fmt.get("bit_rate")) if fmt.get("bit_rate") else None
except (TypeError, ValueError):
pass
for stream in data.get("streams", []):
stype = stream.get("codec_type")
if stype == "video" and info["video_codec"] is None:
info["video_codec"] = (stream.get("codec_name") or "").lower() or None
info["width"] = stream.get("width")
info["height"] = stream.get("height")
try:
if stream.get("bit_rate"):
info["video_bitrate"] = int(stream["bit_rate"])
except (TypeError, ValueError):
pass
# Stream duration can be present even when format duration isn't
if info["duration"] is None:
try:
info["duration"] = float(stream.get("duration")) if stream.get("duration") else None
except (TypeError, ValueError):
pass
elif stype == "audio" and info["audio_codec"] is None:
info["audio_codec"] = (stream.get("codec_name") or "").lower() or None
info["audio_channels"] = stream.get("channels")
try:
if stream.get("bit_rate"):
info["audio_bitrate"] = int(stream["bit_rate"])
except (TypeError, ValueError):
pass
except Exception as e:
log.warning(f"Failed to probe media {filepath}: {e}")
return info
def estimate_video_bitrate(info: dict) -> Optional[int]:
"""
Best-effort source VIDEO bitrate in bps, used only for the skip-or-encode decision.
Preference order:
1. Video stream's own bit_rate (most accurate when present).
2. Container bitrate minus known audio bitrate.
3. (size * 8 / duration) minus known audio bitrate.
Falls back to overall rate if audio is unknown; this slightly overestimates the
video rate, which biases toward attempting rather than skipping (safe — the
skipped_larger guard is the backstop).
"""
if info.get("video_bitrate"):
return info["video_bitrate"]
audio_bps = info.get("audio_bitrate") or 0
overall = info.get("container_bitrate")
if not overall and info.get("size") and info.get("duration"):
try:
overall = int(info["size"] * 8 / info["duration"])
except (TypeError, ZeroDivisionError):
overall = None
if overall:
est = overall - audio_bps
return est if est > 0 else overall
return None
def pick_video_settings(info: dict) -> dict:
"""
Decide whether to encode and with what x265 settings, based on resolution and
estimated source video bitrate. Returns:
{"action": "skip", "reason": str} -> already efficient
{"action": "encode", "crf": int, "preset": str,
"tier_height": int, "video_bitrate": int|None} -> proceed
"""
height = info.get("height") or 0
est_bitrate = estimate_video_bitrate(info)
# Find the first tier the file is tall enough for (tiers are descending).
tier = None
for min_height, crf, preset, skip_below in CONFIG["encode_tiers"]:
if height >= min_height:
tier = (min_height, crf, preset, skip_below)
break
if tier is None:
# Shouldn't happen (last tier is min_height 0), but be safe.
tier = CONFIG["encode_tiers"][-1]
min_height, crf, preset, skip_below = tier
# Skip if the source video bitrate is already below this tier's floor.
# If we couldn't estimate bitrate at all, don't skip — attempt and let the
# skipped_larger guard catch a bad outcome.
if est_bitrate is not None and est_bitrate < skip_below:
return {
"action": "skip",
"reason": (f"source video ~{est_bitrate/1_000_000:.2f} Mbps is below the "
f"{skip_below/1_000_000:.1f} Mbps floor for {min_height}p+ "
f"(expected saving too small)"),
}
return {
"action": "encode",
"crf": crf,
"preset": preset,
"tier_height": min_height,
"video_bitrate": est_bitrate,
}
def pick_audio_settings(info: dict) -> dict:
"""
Decide audio handling. Returns:
{"action": "copy"} -> stream-copy the source audio (fast, lossless)
{"action": "encode", "codec": str, "bitrate": str} -> re-encode
Copy when the source is already an efficient codec at a sane bitrate for its
channel count. Otherwise re-encode, matching codec to channels.
"""
codec = (info.get("audio_codec") or "").lower()
channels = info.get("audio_channels") or 2
bitrate = info.get("audio_bitrate") # may be None
is_surround = channels >= 3
copy_ceiling = (CONFIG["audio_copy_max_bps_surround"] if is_surround
else CONFIG["audio_copy_max_bps_stereo"])
if codec in CONFIG["audio_copy_codecs"]:
# No bitrate info -> trust the codec and copy (re-encoding a good codec blind
# risks inflating it, which is exactly what we're trying to avoid).
if bitrate is None or bitrate <= copy_ceiling:
return {"action": "copy"}
# Re-encode path: match target to channel count.
if is_surround:
return {
"action": "encode",
"codec": CONFIG["audio_reencode_surround_codec"],
"bitrate": CONFIG["audio_reencode_surround_bitrate"],
}
return {
"action": "encode",
"codec": CONFIG["audio_reencode_stereo_codec"],
"bitrate": CONFIG["audio_reencode_stereo_bitrate"],
}
"""Get cached file info if file hasn't changed. Returns dict or None.""" """Get cached file info if file hasn't changed. Returns dict or None."""
cursor = conn.execute( cursor = conn.execute(
"""SELECT video_codec, audio_codec, is_hevc, status """SELECT video_codec, audio_codec, is_hevc, status
@@ -250,6 +459,7 @@ def get_cache_stats(conn: sqlite3.Connection) -> dict:
SUM(CASE WHEN status = 'done' THEN 1 ELSE 0 END) as done_count, SUM(CASE WHEN status = 'done' THEN 1 ELSE 0 END) as done_count,
SUM(CASE WHEN status = 'failed' THEN 1 ELSE 0 END) as failed_count, SUM(CASE WHEN status = 'failed' THEN 1 ELSE 0 END) as failed_count,
SUM(CASE WHEN status = 'skipped_larger' THEN 1 ELSE 0 END) as skipped_larger_count, SUM(CASE WHEN status = 'skipped_larger' THEN 1 ELSE 0 END) as skipped_larger_count,
SUM(CASE WHEN status = 'already_efficient' THEN 1 ELSE 0 END) as already_efficient_count,
SUM(CASE WHEN is_hevc = 1 THEN original_size ELSE 0 END) as hevc_size, SUM(CASE WHEN is_hevc = 1 THEN original_size ELSE 0 END) as hevc_size,
SUM(CASE WHEN is_hevc = 0 AND status = 'pending' THEN original_size ELSE 0 END) as pending_size SUM(CASE WHEN is_hevc = 0 AND status = 'pending' THEN original_size ELSE 0 END) as pending_size
FROM files FROM files
@@ -262,8 +472,9 @@ def get_cache_stats(conn: sqlite3.Connection) -> dict:
"done_count": row[3] or 0, "done_count": row[3] or 0,
"failed_count": row[4] or 0, "failed_count": row[4] or 0,
"skipped_larger_count": row[5] or 0, "skipped_larger_count": row[5] or 0,
"hevc_size": row[6] or 0, "already_efficient_count": row[6] or 0,
"pending_size": row[7] or 0, "hevc_size": row[7] or 0,
"pending_size": row[8] or 0,
} }
# Running totals # Running totals
@@ -612,7 +823,10 @@ def transcode_file(input_path: str, conn: sqlite3.Connection) -> Optional[dict]:
final_path = input_file.with_suffix(".mkv") final_path = input_file.with_suffix(".mkv")
original_size = os.path.getsize(input_path) original_size = os.path.getsize(input_path)
video_duration = get_video_duration(input_path)
# Single probe for all decisions (resolution, bitrate, codecs, channels).
info = probe_media(input_path)
video_duration = info.get("duration")
log.info("") log.info("")
log.info("=" * 60) log.info("=" * 60)
@@ -621,13 +835,56 @@ def transcode_file(input_path: str, conn: sqlite3.Connection) -> Optional[dict]:
log.info(f" Input path: {input_path}") log.info(f" Input path: {input_path}")
log.info(f" Output path: {output_path}") log.info(f" Output path: {output_path}")
log.info(f" Original size: {format_bytes(original_size)}") log.info(f" Original size: {format_bytes(original_size)}")
res_str = (f"{info['width']}x{info['height']}"
if info.get("width") and info.get("height") else "unknown")
est_vbr = estimate_video_bitrate(info)
log.info(f" Resolution: {res_str}")
log.info(f" Video codec: {info.get('video_codec') or 'unknown'}"
+ (f" (~{est_vbr/1_000_000:.2f} Mbps)" if est_vbr else ""))
log.info(f" Audio: {info.get('audio_codec') or 'unknown'}, "
f"{info.get('audio_channels') or '?'}ch"
+ (f", {info['audio_bitrate']//1000}k" if info.get('audio_bitrate') else ""))
if video_duration: if video_duration:
log.info(f" Duration: {format_duration(video_duration)}") log.info(f" Duration: {format_duration(video_duration)}")
log_json("transcode_start", log_json("transcode_start",
file=input_path, file=input_path,
size=original_size, size=original_size,
duration=video_duration) duration=video_duration,
width=info.get("width"),
height=info.get("height"),
video_codec=info.get("video_codec"),
est_video_bitrate=est_vbr,
audio_codec=info.get("audio_codec"),
audio_channels=info.get("audio_channels"))
# --- Decide video: skip (already efficient) or encode with tier settings ---
video_decision = pick_video_settings(info)
if video_decision["action"] == "skip":
reason = video_decision["reason"]
log.info("")
log.info(f" ⏭ SKIPPING (already efficient): {reason}")
log.info("")
log_json("already_efficient", file=input_path, reason=reason,
est_video_bitrate=est_vbr, height=info.get("height"))
# Terminal, source-keyed status: cached so we don't re-probe-and-skip nightly.
conn.execute(
"""UPDATE files SET
status = 'already_efficient',
failure_reason = ?,
scanned_at = ?
WHERE path = ?""",
(reason, datetime.now().timestamp(), input_path)
)
conn.commit()
return {"status": "already_efficient", "reason": reason,
"original_size": original_size, "space_saved": 0}
crf = video_decision["crf"]
preset = video_decision["preset"]
# --- Decide audio: copy or re-encode ---
audio_decision = pick_audio_settings(info)
# Mark as transcoding in DB # Mark as transcoding in DB
conn.execute("UPDATE files SET status = 'transcoding' WHERE path = ?", (input_path,)) conn.execute("UPDATE files SET status = 'transcoding' WHERE path = ?", (input_path,))
@@ -637,12 +894,13 @@ def transcode_file(input_path: str, conn: sqlite3.Connection) -> Optional[dict]:
CURRENT_TRANSCODE["path"] = input_path CURRENT_TRANSCODE["path"] = input_path
CURRENT_TRANSCODE["start_time"] = start_time CURRENT_TRANSCODE["start_time"] = start_time
# Record the actual settings used, for later querying / re-encode decisions.
settings = { settings = {
"crf": CONFIG["crf"], "crf": crf,
"preset": CONFIG["preset"], "preset": preset,
"audio_codec": CONFIG["audio_codec"], "tier_height": video_decision.get("tier_height"),
"audio_bitrate": CONFIG["audio_bitrate"], "threads": CONFIG["threads"],
"threads": CONFIG["threads"] "audio_action": audio_decision["action"],
} }
# Build ffmpeg command # Build ffmpeg command
@@ -652,14 +910,23 @@ def transcode_file(input_path: str, conn: sqlite3.Connection) -> Optional[dict]:
"-progress", "pipe:1", # Progress to stdout for parsing "-progress", "pipe:1", # Progress to stdout for parsing
"-i", input_path, "-i", input_path,
"-c:v", "libx265", "-c:v", "libx265",
"-preset", CONFIG["preset"], "-preset", preset,
"-crf", str(CONFIG["crf"]), "-crf", str(crf),
"-x265-params", f"pools={CONFIG['threads']}", "-x265-params", f"pools={CONFIG['threads']}",
"-c:a", CONFIG["audio_codec"],
"-b:a", CONFIG["audio_bitrate"],
"-c:s", "copy", # Copy subtitles
str(output_path)
] ]
# Audio: copy or re-encode
if audio_decision["action"] == "copy":
cmd += ["-c:a", "copy"]
log.info(f" Audio: copying source stream (no re-encode)")
else:
cmd += ["-c:a", audio_decision["codec"], "-b:a", audio_decision["bitrate"]]
settings["audio_codec"] = audio_decision["codec"]
settings["audio_bitrate"] = audio_decision["bitrate"]
log.info(f" Audio: re-encoding to {audio_decision['codec']} @ {audio_decision['bitrate']}")
# Subtitles: copy
cmd += ["-c:s", "copy", str(output_path)]
log.info(f" Encode: CRF {crf}, preset {preset} (tier {video_decision.get('tier_height')}p+)")
# Log the full command for debugging # Log the full command for debugging
cmd_str = ' '.join(f'"{c}"' if ' ' in c else c for c in cmd) cmd_str = ' '.join(f'"{c}"' if ' ' in c else c for c in cmd)
@@ -668,7 +935,7 @@ def transcode_file(input_path: str, conn: sqlite3.Connection) -> Optional[dict]:
if not VERBOSE: if not VERBOSE:
log.info(f" (use --verbose to see full command)") log.info(f" (use --verbose to see full command)")
log.info("") log.info("")
log_json("ffmpeg_command", command=cmd_str) log_json("ffmpeg_command", command=cmd_str, settings=settings)
# Log stderr to file to prevent pipe buffer deadlock # Log stderr to file to prevent pipe buffer deadlock
# Write to /var/lib/transcoder/ since susan may not be able to create files in /var/log/ # Write to /var/lib/transcoder/ since susan may not be able to create files in /var/log/
@@ -1033,6 +1300,7 @@ def main():
print(f"Completed: {stats['done_count']}") print(f"Completed: {stats['done_count']}")
print(f"Failed: {stats['failed_count']}") print(f"Failed: {stats['failed_count']}")
print(f"Skipped (larger): {stats['skipped_larger_count']}") print(f"Skipped (larger): {stats['skipped_larger_count']}")
print(f"Already efficient: {stats['already_efficient_count']}")
print("") print("")
print("--- Lifetime Stats ---") print("--- Lifetime Stats ---")
print(f"Total transcoded: {stats.get('total_transcoded', 0)} files") print(f"Total transcoded: {stats.get('total_transcoded', 0)} files")
@@ -1068,12 +1336,12 @@ def main():
if args.failed: if args.failed:
cursor = conn.execute(""" cursor = conn.execute("""
SELECT path, original_size, failure_reason, status SELECT path, original_size, failure_reason, status
FROM files WHERE status IN ('failed', 'skipped_larger') FROM files WHERE status IN ('failed', 'skipped_larger', 'already_efficient')
ORDER BY original_size DESC ORDER BY status, original_size DESC
""") """)
rows = cursor.fetchall() rows = cursor.fetchall()
print("=" * 60) print("=" * 60)
print(f"Failed / Skipped Transcodes ({len(rows)} files)") print(f"Failed / Skipped / Already-efficient ({len(rows)} files)")
print("=" * 60) print("=" * 60)
for path, size, reason, status in rows: for path, size, reason, status in rows:
print(f"\n{path}") print(f"\n{path}")
@@ -1081,19 +1349,35 @@ def main():
print(f" Size: {size/(1024**3):.2f} GB") print(f" Size: {size/(1024**3):.2f} GB")
print(f" Reason: {reason}") print(f" Reason: {reason}")
if not rows: if not rows:
print("No failed or skipped transcodes!") print("Nothing failed, skipped, or already-efficient!")
print("=" * 60) print("=" * 60)
conn.close() conn.close()
return return
# Handle --retry-failed flag # Handle --retry-failed flag
# Only resets 'failed' — 'skipped_larger' is deterministic and intentionally left alone. # Only resets 'failed' — 'skipped_larger' / 'already_efficient' are deterministic
# at current settings and intentionally left alone (see --reset-skipped).
if args.retry_failed: if args.retry_failed:
cursor = conn.execute("UPDATE files SET status = 'pending', failure_reason = NULL WHERE status = 'failed'") cursor = conn.execute("UPDATE files SET status = 'pending', failure_reason = NULL WHERE status = 'failed'")
count = cursor.rowcount count = cursor.rowcount
conn.commit() conn.commit()
print(f"Reset {count} failed files to pending.") print(f"Reset {count} failed files to pending.")
print("(skipped_larger files are left as-is — re-encoding at the same settings would fail identically.)") print("(skipped_larger / already_efficient left as-is — re-run at the same settings "
"would repeat. Use --reset-skipped after changing thresholds.)")
conn.close()
return
# Handle --reset-skipped flag
# For use after changing encode_tiers thresholds: re-queues files that were skipped
# as already-efficient or that produced a larger output, so they're re-evaluated.
if args.reset_skipped:
cursor = conn.execute(
"UPDATE files SET status = 'pending', failure_reason = NULL "
"WHERE status IN ('skipped_larger', 'already_efficient')"
)
count = cursor.rowcount
conn.commit()
print(f"Reset {count} skipped/already-efficient files to pending.")
conn.close() conn.close()
return return
@@ -1108,7 +1392,11 @@ def main():
log.info(f" Verbose: {'YES' if VERBOSE else 'NO'}") log.info(f" Verbose: {'YES' if VERBOSE else 'NO'}")
log.info(f" JSON log: {'YES' if JSON_LOG else 'NO'}") log.info(f" JSON log: {'YES' if JSON_LOG else 'NO'}")
log.info(f" Cutoff: {CONFIG['cutoff_time']}") log.info(f" Cutoff: {CONFIG['cutoff_time']}")
log.info(f" Settings: CRF={CONFIG['crf']}, preset={CONFIG['preset']}, audio={CONFIG['audio_codec']}@{CONFIG['audio_bitrate']}") tier_summary = ", ".join(
f"{mh}p+→CRF{crf}/{preset}" for mh, crf, preset, _ in CONFIG["encode_tiers"]
)
log.info(f" Encode: dynamic per-file [{tier_summary}], preset from tier, threads={CONFIG['threads']}")
log.info(f" Audio: copy when efficient, else re-encode by channel count")
log.info("=" * 70) log.info("=" * 70)
log.info("") log.info("")
@@ -1146,28 +1434,54 @@ def main():
if DRY_RUN: if DRY_RUN:
log.info("") log.info("")
log.info("=" * 60) log.info("=" * 60)
log.info("DRY RUN - Files that would be transcoded (biggest first):") log.info("DRY RUN - Per-file decision (biggest first, top 20 shown):")
log.info("=" * 60) log.info("=" * 60)
total_size = 0 would_encode_size = 0
estimated_savings = 0 would_skip_count = 0
would_skip_size = 0
shown = 0
for i, video in enumerate(to_transcode[:20], 1): # Show top 20 for i, video in enumerate(to_transcode, 1):
info = probe_media(video["path"])
vdec = pick_video_settings(info)
adec = pick_audio_settings(info)
size_gb = video["size_gb"] size_gb = video["size_gb"]
total_size += video["size"] res_str = (f"{info['width']}x{info['height']}"
# Estimate ~50% compression for HEVC if info.get("width") and info.get("height") else "?")
est_saved = video["size"] * 0.5 vbr = estimate_video_bitrate(info)
estimated_savings += est_saved vbr_str = f"{vbr/1_000_000:.1f}Mbps" if vbr else "?"
log.info(f"{i:2}. [{size_gb:6.2f} GB] {video['path']}") if vdec["action"] == "skip":
would_skip_count += 1
would_skip_size += video["size"]
if shown < 20:
shown += 1
log.info(f"{i:2}. [{size_gb:6.2f} GB] {res_str:>9} {vbr_str:>8} SKIP — "
f"{Path(video['path']).name}")
else:
would_encode_size += video["size"]
audio_str = ("audio:copy" if adec["action"] == "copy"
else f"audio:{adec['codec']}@{adec['bitrate']}")
if shown < 20:
shown += 1
log.info(f"{i:2}. [{size_gb:6.2f} GB] {res_str:>9} {vbr_str:>8} "
f"CRF{vdec['crf']}/{vdec['preset']} {audio_str}"
f"{Path(video['path']).name}")
if len(to_transcode) > 20: if len(to_transcode) > shown:
log.info(f" ... and {len(to_transcode) - 20} more files") log.info(f" ... and {len(to_transcode) - shown} more (probed for totals below)")
# Rough savings estimate only for files we'd actually encode (~40% on fat sources).
estimated_savings = would_encode_size * 0.40
log.info("") log.info("")
log.info("=" * 60) log.info("=" * 60)
log.info(f"Total to transcode: {total_size / (1024**3):.2f} GB") log.info(f"Would encode: {len(to_transcode) - would_skip_count} files "
log.info(f"Estimated savings (~50%): {estimated_savings / (1024**3):.2f} GB") f"({would_encode_size / (1024**3):.2f} GB)")
log.info(f"Would skip: {would_skip_count} files "
f"({would_skip_size / (1024**3):.2f} GB) — already efficient")
log.info(f"Est. savings: ~{estimated_savings / (1024**3):.2f} GB (rough, ~40% of encoded)")
log.info("=" * 60) log.info("=" * 60)
return return
@@ -1238,7 +1552,11 @@ def main():
# Transcode # Transcode
result = transcode_file(video["path"], conn) result = transcode_file(video["path"], conn)
if result and result.get("status") == "skipped_larger": if result and result.get("status") == "already_efficient":
skipped_count += 1
log.info(f" Skipped (already efficient): {Path(video['path']).name}")
log.info(f" Running totals: {transcoded_count} done, {skipped_count} skipped, {failed_count} failed")
elif result and result.get("status") == "skipped_larger":
skipped_count += 1 skipped_count += 1
log.info(f" Skipped (HEVC larger than source): {Path(video['path']).name}") log.info(f" Skipped (HEVC larger than source): {Path(video['path']).name}")
log.info(f" Running totals: {transcoded_count} done, {skipped_count} skipped, {failed_count} failed") log.info(f" Running totals: {transcoded_count} done, {skipped_count} skipped, {failed_count} failed")