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'grok-1080p'

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eric
2025-12-28 10:25:06 -06:00
parent 69179ff709
commit 166ea9d603
1 changed files with 108 additions and 108 deletions
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main.py
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@@ -1842,42 +1842,124 @@ def start_record(url_data: tuple, count_variable: int = -1) -> None:
# "-f", "flv", srs_rtmp
# ]
# ffplay 预览命令（极致低延迟 + 全屏 HDMI，已非常完美，再加两项）
# # 1080p ffplay 预览命令（极致低延迟 + 全屏 HDMI，已非常完美，再加两项）
# ffplay_cmd = [
# "ffplay",
# "-f", "flv",
# "-fflags", "nobuffer+flush_packets",
# "-flags", "low_delay",
# "-framedrop", # 关键：网络抖动时掉帧保流畅
# "-infbuf", # 防止输入端卡住
# "-probesize", "32",
# "-analyzeduration", "0",
# "-sync", "ext",
# "-vf", "transpose=2,"
# "colorspace=all=bt709:iall=bt709:fast=1," # 加 fast=1 轻微加速颜色转换
# "eq=gamma_r=0.95:gamma_g=1.0:gamma_b=1.05:"
# "brightness=0.03:saturation=0.85:contrast=1.05",
# "-fs",
# "-autoexit",
# "-threads", "8", # A733 8核，用满没问题
# "-nodisp", "no", # 确保显示（某些环境需要显式）
# "-"
# ]
# # 1080p 主 ffmpeg 命令（1080p 最优平衡版，小改动）
# ffmpeg_command = [
# "ffmpeg",
# "-y",
# "-loglevel", "info",
# "-nostdin",
# "-re",
# "-stats", "-stats_period", "2", # 改成 2 秒一次，减少日志刷屏，略省 CPU
# # 重连参数
# "-rw_timeout", "30000000",
# "-reconnect", "1",
# "-reconnect_at_eof", "1",
# "-reconnect_streamed", "1",
# "-reconnect_delay_max", "15", # 稍长一点，更稳
# # 极致低延迟输入
# "-fflags", "+genpts+discardcorrupt+nobuffer+flush_packets",
# "-flags", "low_delay",
# "-err_detect", "ignore_err",
# "-headers", douyin_headers,
# "-i", real_url,
# # 视频处理：1080p 竖屏（lanczos 画质好，A733 完全吃得住）
# "-vf", "fps=30,"
# "scale=1080:1920:force_original_aspect_ratio=decrease:flags=lanczos,"
# "pad=1080:1920:(ow-iw)/2:(oh-ih)/2:black",
# # 编码：veryfast + zerolatency 是当前最佳平衡
# "-c:v", "libx264",
# "-preset", "veryfast", # A733 上 veryfast 比 ultrafast 画质明显更好，CPU 占用仅高 5-10%
# "-tune", "zerolatency",
# "-profile:v", "high",
# "-b:v", "5200k",
# "-maxrate", "5800k",
# "-bufsize", "10400k",
# "-g", "60",
# "-keyint_min", "30",
# "-r", "30",
# "-vsync", "cfr",
# "-bf", "0",
# "-sc_threshold", "0",
# "-x264-params", "force-cfr=1:scenecut=0:open_gop=0:sync-lookahead=0",
# "-pix_fmt", "yuv420p",
# # 音频（保持不变，完美）
# "-c:a", "aac",
# "-b:a", "128k",
# "-ar", "44100",
# "-ac", "2",
# "-af", "aresample=async=1:first_pts=0",
# # 输出
# "-flags", "+global_header",
# "-flvflags", "no_duration_filesize",
# "-f", "flv",
# "pipe:1"
# ]
# ==================== 最佳稳定方案：720p + 极致防护 ffplay ====================
ffplay_cmd = [
"ffplay",
"-f", "flv",
"-fflags", "nobuffer+flush_packets",
"-fflags", "nobuffer+flush_packets", # 零缓冲，低延迟
"-flags", "low_delay",
"-framedrop", # 关键：网络抖动时掉帧保流畅
"-infbuf", # 防止输入端卡住
"-framedrop", # 网络抖动时掉帧保流畅
"-infbuf", # 防止输入端卡住
"-probesize", "32",
"-analyzeduration", "0",
"-sync", "ext",
"-sync", "ext", # 外部同步，减少等待
"-vf", "transpose=2,"
"colorspace=all=bt709:iall=bt709:fast=1," # 加 fast=1 轻微加速颜色转换
"colorspace=all=bt709:iall=bt709:fast=1," # 颜色空间转换加速
"eq=gamma_r=0.95:gamma_g=1.0:gamma_b=1.05:"
"brightness=0.03:saturation=0.85:contrast=1.05",
"-fs",
"-autoexit",
"-threads", "8", # A733 8核，用满没问题
"-nodisp", "no", # 确保显示（某些环境需要显式）
"-"
"brightness=0.03:saturation=0.85:contrast=1.05", # 你喜欢的调色
"-fs", # 全屏 HDMI
# "-autoexit", # 坚决去掉！防止 ffplay 误判流结束而退出
"--loop", "0", # 关键防护：无限循环，即使短暂无数据也不退出
"-threads", "8", # A733 8核，用满调度更好
"-nodisp", "no", # 确保强制显示
"-"
]
# 主 ffmpeg 命令（1080p 最优平衡版，小改动）
ffmpeg_command = [
"ffmpeg",
"-y",
"-loglevel", "info",
"-nostdin",
"-re",
"-stats", "-stats_period", "2", # 改成 2 秒一次，减少日志刷屏，略省 CPU
"-stats", "-stats_period", "2", # 每2秒打印一次状态，减少日志开销
# 重连参数
"-rw_timeout", "30000000",
"-reconnect", "1",
"-reconnect_at_eof", "1",
"-reconnect_streamed", "1",
"-reconnect_delay_max", "15", # 稍长一点，更稳
"-reconnect_delay_max", "15",
# 极致低延迟输入
"-fflags", "+genpts+discardcorrupt+nobuffer+flush_packets",
"-flags", "low_delay",
@@ -1885,19 +1967,19 @@ def start_record(url_data: tuple, count_variable: int = -1) -> None:
"-headers", douyin_headers,
"-i", real_url,
# 视频处理：1080p 竖屏（lanczos 画质好，A733 完全吃得住）
# ==================== 视频处理：720p 竖屏（最稳定） ====================
"-vf", "fps=30,"
"scale=1080:1920:force_original_aspect_ratio=decrease:flags=lanczos,"
"pad=1080:1920:(ow-iw)/2:(oh-ih)/2:black",
"scale=720:1280:force_original_aspect_ratio=decrease:flags=lanczos,"
"pad=720:1280:(ow-iw)/2:(oh-ih)/2:black",
# 编码：veryfast + zerolatency 是当前最佳平衡
# ==================== 编码参数：最高稳定性 + 低负载 ====================
"-c:v", "libx264",
"-preset", "veryfast", # A733 上 veryfast 比 ultrafast 画质明显更好，CPU 占用仅高 5-10%
"-tune", "zerolatency",
"-preset", "ultrafast", # 最高速度，最低 CPU，防止启动阶段冲垮 ffplay
"-tune", "zerolatency", # 最低延迟
"-profile:v", "high",
"-b:v", "5200k",
"-maxrate", "5800k",
"-bufsize", "10400k",
"-b:v", "2600k", # 720p 清晰推荐比特率
"-maxrate", "3000k",
"-bufsize", "6000k",
"-g", "60",
"-keyint_min", "30",
"-r", "30",
@@ -1907,102 +1989,20 @@ def start_record(url_data: tuple, count_variable: int = -1) -> None:
"-x264-params", "force-cfr=1:scenecut=0:open_gop=0:sync-lookahead=0",
"-pix_fmt", "yuv420p",
# 音频（保持不变，完美）
# ==================== 音频 ====================
"-c:a", "aac",
"-b:a", "128k",
"-ar", "44100",
"-ac", "2",
"-af", "aresample=async=1:first_pts=0",
# 输出
# ==================== 输出 ====================
"-flags", "+global_header",
"-flvflags", "no_duration_filesize",
"-f", "flv",
"pipe:1"
]
## 720p ffplay 预览命令（全屏显示到 HDMI）
# ffplay_cmd = [
# "ffplay",
# "-f", "flv", # 输入格式必须匹配 ffmpeg 的 -f flv
# "-fflags", "nobuffer",
# "-flags", "low_delay",
# "-framedrop",
# "-vf", "transpose=2,colorspace=all=bt709:iall=bt709,"
# "eq=gamma_r=0.95:gamma_g=1.0:gamma_b=1.05:"
# "brightness=0.03:saturation=0.85:contrast=1.05", # 您喜欢的调色滤镜
# "-fs", # 全屏
# "-autoexit", # 流结束自动退出
# "-threads", "6",
# "-" # 从标准输入（管道）读取
# ]
# # 720p 输出到 HDMI（优化版，适合 Orange Pi Zero 2W）
# ffmpeg_command = [
# "ffmpeg",
# "-y",
# "-loglevel", "info",
# "-nostdin",
# "-re",
# "-stats", "-stats_period", "1",
# # 抖音源重连参数
# "-rw_timeout", "30000000",
# "-reconnect", "1",
# "-reconnect_at_eof", "1",
# "-reconnect_streamed", "1",
# "-reconnect_delay_max", "10",
# # 低延迟输入 flags
# "-fflags", "+genpts+discardcorrupt+nobuffer+flush_packets",
# "-flags", "low_delay",
# "-err_detect", "ignore_err",
# # 输入 headers（抖音必备）
# "-headers", douyin_headers,
# "-i", real_url,
# # ==================== 视频处理：720p 竖屏 ====================
# "-vf", "fps=30,"
# "scale=720:1280:force_original_aspect_ratio=decrease:flags=lanczos,"
# "pad=720:1280:(ow-iw)/2:(oh-ih)/2:black",
# # ==================== 编码参数（轻量优化） ====================
# "-c:v", codec_v, # libx264（板子无硬件加速）
# "-preset", "ultrafast", # 关键：极大降低 CPU 负载（比 veryfast 更快）
# "-tune", "zerolatency", # 低延迟
# "-profile:v", "high",
# "-b:v", "2600k", # 720p 推荐比特率，清晰又省资源
# "-maxrate", "3000k",
# "-bufsize", "6000k",
# "-g", "60", # GOP = 2 秒（30fps 时每 60 帧一个 I 帧）
# "-keyint_min", "30",
# "-r", "30",
# "-vsync", "cfr",
# "-bf", "0",
# "-sc_threshold", "0",
# "-x264-params", "force-cfr=1:scenecut=0:open_gop=0:sync-lookahead=0",
# "-pix_fmt", "yuv420p",
# # ==================== 音频（保持不变） ====================
# "-c:a", "aac",
# "-b:a", "128k",
# "-ar", "44100",
# "-ac", "2",
# "-af", "aresample=async=1:first_pts=0",
# # ==================== 输出格式 ====================
# "-flags", "+global_header",
# "-flvflags", "no_duration_filesize",
# "-f", "flv",
# "pipe:1"
# ]
# ---- 单层重试循环（清晰可控） ----
proc = None
ffplay_proc = None # <--- 新增这一行