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Some fixes

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This commit is contained in:
Guillem Hernandez Sola
2026-05-19 19:02:58 +02:00
parent efbd3bdd8a
commit ff453bafba
1 changed files with 25 additions and 17 deletions
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42
tiktok2bsky.py
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@@ -69,7 +69,7 @@ SCRAPE_VIDEO_LIMIT = 30
VIDEO_MAX_AGE_DAYS = 3 VIDEO_MAX_AGE_DAYS = 3
VIDEO_MAX_DURATION_S = 179 # Bluesky hard limit is 180s VIDEO_MAX_DURATION_S = 179 # Bluesky hard limit is 180s
VIDEO_MAX_SIZE_BYTES = 45 * 1024 * 1024 # 45 MB VIDEO_MAX_SIZE_BYTES = 20 * 1024 * 1024 # 20 MB
# Bluesky login retry config # Bluesky login retry config
BSKY_LOGIN_MAX_RETRIES = 4 BSKY_LOGIN_MAX_RETRIES = 4
@@ -546,38 +546,37 @@ def compress_video(input_path: str, output_path: str,
if duration <= 0: if duration <= 0:
logging.error( logging.error(
f"❌ compress_video: ffprobe returned duration={duration} " f"❌ compress_video: invalid duration={duration} "
f"— file is not a valid video: {input_path} " f"for {input_path} ({os.path.getsize(input_path)} bytes)"
f"({os.path.getsize(input_path)} bytes)"
) )
return False return False
trim_to = min(duration, max_duration) trim_to = min(duration, max_duration)
target_bits = max_size_bytes * 8 * 0.90 # Target 85% of the size budget to leave headroom for container overhead
target_kbps = int(target_bits / trim_to / 1000) target_bits = max_size_bytes * 8 * 0.85
video_kbps = max(200, target_kbps - 128) total_kbps = int(target_bits / trim_to / 1000)
audio_kbps = 96
video_kbps = max(200, total_kbps - audio_kbps)
logging.info( logging.info(
f"🎬 Compressing: duration={duration:.1f}s → trim={trim_to:.1f}s, " f"🎬 Compressing: duration={duration:.1f}s → trim={trim_to:.1f}s, "
f"video_bitrate={video_kbps}k" f"video_bitrate={video_kbps}k (target ≤ {max_size_bytes // 1024 // 1024}MB)"
) )
cmd = [ cmd = [
"ffmpeg", "-y", "ffmpeg", "-y",
"-i", input_path, "-i", input_path,
"-t", str(trim_to), "-t", str(trim_to),
# Scale to fit within 1280×720, then pad to even dimensions # Scale to 720p max, pad to even dimensions (required by libx264)
# The pad filter is required because libx264 needs width/height "-vf", "scale='min(1280,iw)':'min(720,ih)':force_original_aspect_ratio=decrease,"
# divisible by 2. Portrait TikTok videos (9:16) would otherwise "pad=ceil(iw/2)*2:ceil(ih/2)*2",
# produce odd widths like 405px and crash the encoder.
"-vf", "scale='min(1280,iw)':'min(720,ih)':force_original_aspect_ratio=decrease,pad=ceil(iw/2)*2:ceil(ih/2)*2",
"-c:v", "libx264", "-c:v", "libx264",
"-b:v", f"{video_kbps}k", "-b:v", f"{video_kbps}k",
"-maxrate", f"{video_kbps * 2}k", "-maxrate", f"{video_kbps}k", # hard ceiling — no burst above target
"-bufsize", f"{video_kbps * 4}k", "-bufsize", f"{video_kbps * 2}k",
"-c:a", "aac", "-c:a", "aac",
"-b:a", "128k", "-b:a", f"{audio_kbps}k",
"-movflags", "+faststart", "-movflags", "+faststart",
"-pix_fmt", "yuv420p", "-pix_fmt", "yuv420p",
output_path, output_path,
@@ -589,6 +588,16 @@ def compress_video(input_path: str, output_path: str,
return False return False
final_size = os.path.getsize(output_path) final_size = os.path.getsize(output_path)
# Reject if still over the hard limit
if final_size > max_size_bytes:
logging.error(
f"❌ Compressed file still too large: "
f"{final_size / 1024 / 1024:.1f} MB > "
f"{max_size_bytes / 1024 / 1024:.0f} MB limit. Skipping."
)
return False
logging.info( logging.info(
f"✅ Compressed video: {final_size / 1024 / 1024:.1f} MB → {output_path}" f"✅ Compressed video: {final_size / 1024 / 1024:.1f} MB → {output_path}"
) )
@@ -598,7 +607,6 @@ def compress_video(input_path: str, output_path: str,
logging.error(f"❌ compress_video error: {e}") logging.error(f"❌ compress_video error: {e}")
return False return False
def download_video(url: str, output_path: str, def download_video(url: str, output_path: str,
cookies: list = None) -> bool: cookies: list = None) -> bool:
""" """