This commit is contained in:
eric
2025-12-13 07:34:08 -06:00
parent bfc64b873a
commit b4e76d74ca

12
main.py
View File

@@ -1750,14 +1750,18 @@ def start_record(url_data: tuple, count_variable: int = -1) -> None:
"-headers", douyin_headers,
"-i", real_url,
# 1080p
# "-vf", "scale=1080:1920:force_original_aspect_ratio=decrease:flags=lanczos,pad=1080:1920:(ow-iw)/2:(oh-ih)/2:black",
"-vf", "scale=720:1280:force_original_aspect_ratio=decrease,pad=720:1280:(ow-iw)/2:(oh-ih)/2:black",
# 720p
"-vf", "scale=720:1280:force_original_aspect_ratio=decrease:flags=lanczos,pad=720:1280:(ow-iw)/2:(oh-ih)/2:black",
"-c:v", "libx264",
"-preset", "superfast",
"-tune", "zerolatency",
"-profile:v", "high",
"-b:v", "4200k", "-maxrate", "4200k", "-bufsize", "8400k", # 改12× bufsize真 CBR
# 1080p
# "-b:v", "4200k", "-maxrate", "4200k", "-bufsize", "8400k", # 改12× bufsize真 CBR
# 720p
"-b:v", "3200k", "-maxrate", "3200k", "-bufsize", "6400k", # bufsize = 2× bitrate保持真 CBR
"-g", "60", "-keyint_min", "50",
"-r", "30",
"-bf", "0",
@@ -1766,7 +1770,7 @@ def start_record(url_data: tuple, count_variable: int = -1) -> None:
"-x264-params", "nal-hrd=cbr:force-cfr=1:scenecut=0", # 改3简化 params锁死 CBR
"-pix_fmt", "yuv420p",
"-c:a", "aac", "-b:a", "128k", "-ar", "44100", "-ac", "2", # 改4音频上 128kYouTube 推荐)
"-c:a", "aac", "-b:a", "192k", "-ar", "44100", "-ac", "2", # 改4音频上 128kYouTube 推荐)
"-af", "aresample=async=1:first_pts=0",
"-flags", "+global_header",