ffmpeg=>pipe=>mpv
This commit is contained in:
Your Name
352
main.py
352
main.py
@@ -1622,15 +1622,15 @@ def start_record(url_data: tuple, count_variable: int = -1) -> None:
|
||||
error_window.append(1)
|
||||
|
||||
else:
|
||||
# ====================== 抖音直播 → HDMI 全屏纯净显示（mpv 原始结构 + 检测/重连优化版） ======================
|
||||
|
||||
# ====================== 抖音 → HDMI 转播（mpv 低延迟 + 稳定重连 + 完整下播检测） ======================
|
||||
import queue
|
||||
import unicodedata
|
||||
import re # 新增：用于精确检测活跃输出
|
||||
import select # 新增：非阻塞读取 mpv stderr
|
||||
# import time
|
||||
# import datetime
|
||||
# import subprocess
|
||||
import platform
|
||||
import traceback
|
||||
|
||||
class StreamEnded(Exception):
|
||||
"""主播真实下播时抛出，用于彻底退出循环"""
|
||||
pass
|
||||
|
||||
def sanitize_title(text: str, max_len: int = 120) -> str:
|
||||
@@ -1641,16 +1641,69 @@ def start_record(url_data: tuple, count_variable: int = -1) -> None:
|
||||
text = ''.join(ch for ch in text if ord(ch) <= 0xFFFF)
|
||||
return text.strip()[:max_len]
|
||||
|
||||
# 参数配置（原始不变）
|
||||
def _stderr_reader_thread(proc, q):
|
||||
try:
|
||||
while True:
|
||||
line = proc.stderr.readline()
|
||||
if not line:
|
||||
break
|
||||
q.put(line)
|
||||
except Exception as e:
|
||||
try:
|
||||
q.put(f"__ERR__READER__:{e}")
|
||||
except:
|
||||
pass
|
||||
finally:
|
||||
try:
|
||||
q.put(None)
|
||||
except:
|
||||
pass
|
||||
|
||||
def cleanup_proc(proc):
|
||||
try:
|
||||
if proc and proc.poll() is None:
|
||||
try:
|
||||
proc.terminate()
|
||||
proc.wait(timeout=5)
|
||||
except:
|
||||
if proc.poll() is None:
|
||||
proc.kill()
|
||||
except:
|
||||
pass
|
||||
|
||||
# ====================== 配置参数 ======================
|
||||
MAX_RETRY_DELAY = 90
|
||||
INITIAL_RETRY_DELAY = 3
|
||||
NO_OUTPUT_TIMEOUT = 120 # 连续无活跃输出视为下播（更准确）
|
||||
START_CHECK_AFTER = 25
|
||||
STDERR_QUEUE_TIMEOUT = 1.0
|
||||
|
||||
NO_FRAME_TIMEOUT = 120 # 连续多少秒无新帧视为下播
|
||||
START_CHECK_AFTER = 25 # 开始检测无帧的最短时间（避免刚开播误判）
|
||||
STALE_OUTPUT_SECONDS = 120 # 长时间无任何日志输出，视为僵死
|
||||
|
||||
END_KEYWORDS = [
|
||||
"connection reset by peer",
|
||||
"failed to write trailer",
|
||||
"invalid data found",
|
||||
"server returned 403",
|
||||
"server returned 404",
|
||||
"ingestion error",
|
||||
"access denied",
|
||||
"packet too short",
|
||||
"client disconnected",
|
||||
"live has ended",
|
||||
"no route to host",
|
||||
"connection timed out",
|
||||
]
|
||||
|
||||
timestamp_str = time.strftime("%Y-%m-%d_%H-%M-%S", time.localtime())
|
||||
_clean_title_in_name = sanitize_title(title_in_name)
|
||||
stream_title = sanitize_title(f"{anchor_name}{('_' + _clean_title_in_name) if _clean_title_in_name else ''}_{timestamp_str}")
|
||||
print(f"[INFO] {rec_info} 开始抖音直播纯净转播到 HDMI: {stream_title}")
|
||||
_clean_title = sanitize_title(title_in_name)
|
||||
stream_title = sanitize_title(f"{anchor_name}{('_' + _clean_title) if _clean_title else ''}_{timestamp_str}")
|
||||
print(f"[INFO] {rec_info} 开始转播到 HDMI: {stream_title}")
|
||||
|
||||
# 编码参数（全志 A733 无 NVIDIA 硬件加速，使用 ultrafast 软件编码降低 CPU 负载）
|
||||
codec_v = "libx264"
|
||||
preset_v = "ultrafast"
|
||||
tune_param = ["-tune", "zerolatency"]
|
||||
|
||||
douyin_headers = (
|
||||
"User-Agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_1 like Mac OS X) AppleWebKit/605.1.15\r\n"
|
||||
@@ -1658,104 +1711,196 @@ def start_record(url_data: tuple, count_variable: int = -1) -> None:
|
||||
"Origin: https://live.douyin.com\r\n"
|
||||
)
|
||||
|
||||
# mpv 命令（完全保持原始 vo=drm + 所有滤镜）
|
||||
mpv_cmd_base = [
|
||||
# ====================== mpv 命令（DRM 直驱 HDMI + 硬件解码 + 极致低延迟） ======================
|
||||
mpv_cmd = [
|
||||
"mpv",
|
||||
"--really-quiet", # 正式运行静音，调试时去掉看日志
|
||||
"-", # 从管道读取 FLV
|
||||
"--vo=drm", # DRM 直接驱动 HDMI（无桌面环境最佳）
|
||||
"--hwdec=v4l2m2m", # Allwinner VPU 硬件解码 H.264（大幅降低 CPU）
|
||||
"--profile=low-latency",
|
||||
"--no-cache",
|
||||
"--untimed",
|
||||
"--framedrop=vo",
|
||||
"--video-sync=display-resample",
|
||||
"--demuxer-lavf-format=flv",
|
||||
"--demuxer-lavf-o=fflags=nobuffer",
|
||||
"--video-sync=audio",
|
||||
"--hwdec=auto-safe",
|
||||
"--profile=low-latency",
|
||||
"--vo=drm", # 保持原始
|
||||
"--drm-device=/dev/dri/card0", # 保持原始
|
||||
"--fs",
|
||||
"--fs-screen=0",
|
||||
"--vf=fps=30,"
|
||||
"scale=720:1280:force_original_aspect_ratio=decrease:flags=lanczos,"
|
||||
"pad=720:1280:(ow-iw)/2:(oh-ih)/2:black,"
|
||||
"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",
|
||||
f"--http-header-fields={douyin_headers}",
|
||||
"--referrer=https://live.douyin.com/",
|
||||
real_url
|
||||
"--quiet",
|
||||
"--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"
|
||||
]
|
||||
|
||||
proc = None
|
||||
retry_delay = INITIAL_RETRY_DELAY
|
||||
# ====================== FFmpeg 命令（720p 轻量转码） ======================
|
||||
ffmpeg_command = [
|
||||
"ffmpeg",
|
||||
"-y",
|
||||
"-loglevel", "info",
|
||||
"-nostdin",
|
||||
"-re",
|
||||
"-stats", "-stats_period", "1",
|
||||
"-rw_timeout", "30000000",
|
||||
"-reconnect", "1",
|
||||
"-reconnect_at_eof", "1",
|
||||
"-reconnect_streamed", "1",
|
||||
"-reconnect_delay_max", "10",
|
||||
"-fflags", "+genpts+discardcorrupt+nobuffer+flush_packets",
|
||||
"-flags", "low_delay",
|
||||
"-err_detect", "ignore_err",
|
||||
|
||||
# 活跃输出正则（覆盖抖音FLV常见进度/缓存/帧信息）
|
||||
active_pattern = re.compile(r'A-V:|AO:|VO:|cache|fps|packet|dropped|queue|buffered|Playing')
|
||||
"-headers", douyin_headers,
|
||||
"-i", real_url,
|
||||
|
||||
# 720p 竖屏处理
|
||||
"-vf", "fps=30,scale=720:1280:force_original_aspect_ratio=decrease:flags=lanczos,"
|
||||
"pad=720:1280:(ow-iw)/2:(oh-ih)/2:black",
|
||||
|
||||
"-c:v", codec_v,
|
||||
"-preset", preset_v,
|
||||
*tune_param,
|
||||
"-profile:v", "high",
|
||||
"-b:v", "2600k",
|
||||
"-maxrate", "3000k",
|
||||
"-bufsize", "6000k",
|
||||
"-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",
|
||||
|
||||
"-c:a", "aac",
|
||||
"-b:a", "128k",
|
||||
"-ar", "44100",
|
||||
"-ac", "2",
|
||||
"-af", "aresample=async=1:first_pts=0",
|
||||
|
||||
"-flags", "+global_header",
|
||||
"-flvflags", "no_duration_filesize",
|
||||
"-max_muxing_queue_size", "1024", # 移到输出选项末尾，防止 Broken pipe
|
||||
"-f", "flv",
|
||||
"pipe:1"
|
||||
]
|
||||
|
||||
# ====================== 主循环：重连 + 下播检测 ======================
|
||||
proc = None
|
||||
mpv_proc = None
|
||||
stderr_q = None
|
||||
reader_t = None
|
||||
retry_delay = INITIAL_RETRY_DELAY
|
||||
|
||||
try:
|
||||
while True:
|
||||
if retry_delay > INITIAL_RETRY_DELAY:
|
||||
print(f"[WARN] 防风控等待 {retry_delay}s 后重新连接...")
|
||||
try:
|
||||
if retry_delay > INITIAL_RETRY_DELAY:
|
||||
print(f"[WARN] 防风控等待 {retry_delay} 秒后重连抖音源...")
|
||||
time.sleep(retry_delay)
|
||||
|
||||
if proc and proc.poll() is None:
|
||||
try:
|
||||
proc.terminate()
|
||||
proc.wait(timeout=5)
|
||||
except:
|
||||
proc.kill()
|
||||
# 清理旧 mpv（先关闭 stdin，避免 ffmpeg 写 Broken pipe）
|
||||
if mpv_proc and mpv_proc.poll() is None:
|
||||
try:
|
||||
mpv_proc.stdin.close()
|
||||
mpv_proc.wait(timeout=5)
|
||||
except:
|
||||
mpv_proc.terminate()
|
||||
mpv_proc = None
|
||||
|
||||
print(f"[INFO] [{datetime.datetime.now():%H:%M:%S}] 启动 mpv 纯净播放 → HDMI 全屏")
|
||||
proc = subprocess.Popen(
|
||||
mpv_cmd_base,
|
||||
stdout=subprocess.DEVNULL,
|
||||
stderr=subprocess.PIPE,
|
||||
text=True,
|
||||
bufsize=1
|
||||
)
|
||||
# 清理旧 ffmpeg
|
||||
cleanup_proc(proc)
|
||||
stderr_q = queue.Queue()
|
||||
|
||||
start_time = time.time()
|
||||
last_active_time = time.time()
|
||||
no_output_streak = 0
|
||||
print(f"[INFO][{datetime.datetime.now():%H:%M:%S}] 启动抖音拉流 → HDMI 全屏显示 (mpv)")
|
||||
|
||||
while proc.poll() is None:
|
||||
ready, _, _ = select.select([proc.stderr], [], [], 10)
|
||||
if ready:
|
||||
line = proc.stderr.readline()
|
||||
if line and active_pattern.search(line):
|
||||
last_active_time = time.time()
|
||||
no_output_streak = 0
|
||||
else:
|
||||
no_output_streak += 1
|
||||
if time.time() - start_time > START_CHECK_AFTER:
|
||||
if no_output_streak >= (NO_OUTPUT_TIMEOUT // 10): # 120s 无活跃
|
||||
print(f"[WARN] 连续 {NO_OUTPUT_TIMEOUT}s 无活跃输出，判定主播已下播")
|
||||
proc.terminate()
|
||||
# 先启动 mpv
|
||||
mpv_proc = subprocess.Popen(
|
||||
mpv_cmd,
|
||||
stdin=subprocess.PIPE,
|
||||
stdout=subprocess.DEVNULL,
|
||||
stderr=subprocess.DEVNULL
|
||||
)
|
||||
|
||||
# 再启动 ffmpeg，输出到 mpv
|
||||
proc = subprocess.Popen(
|
||||
ffmpeg_command,
|
||||
stdin=subprocess.DEVNULL,
|
||||
stdout=mpv_proc.stdin,
|
||||
stderr=subprocess.PIPE,
|
||||
text=True,
|
||||
bufsize=1,
|
||||
universal_newlines=True
|
||||
)
|
||||
proc.last_out_ts = time.time()
|
||||
|
||||
# 启动 stderr 读取线程
|
||||
reader_t = threading.Thread(target=_stderr_reader_thread, args=(proc, stderr_q))
|
||||
reader_t.daemon = True
|
||||
reader_t.start()
|
||||
|
||||
start_time = last_frame_time = time.time()
|
||||
|
||||
# 监控循环：检测下播、卡顿、重连
|
||||
while True:
|
||||
try:
|
||||
line = stderr_q.get(timeout=STDERR_QUEUE_TIMEOUT)
|
||||
except queue.Empty:
|
||||
# 长时间无日志 → 僵死，重启
|
||||
if time.time() - proc.last_out_ts > STALE_OUTPUT_SECONDS:
|
||||
print("[WARN] FFmpeg 长时间无输出，强制重启进程")
|
||||
cleanup_proc(proc)
|
||||
if mpv_proc:
|
||||
try:
|
||||
mpv_proc.stdin.close()
|
||||
except:
|
||||
pass
|
||||
mpv_proc = None
|
||||
break
|
||||
continue
|
||||
|
||||
if line is None: # reader 线程结束
|
||||
if proc.poll() is not None:
|
||||
break
|
||||
continue
|
||||
|
||||
line = line.strip()
|
||||
if line.startswith("__ERR__READER__"):
|
||||
print(f"[ERROR] stderr 读取异常: {line}")
|
||||
continue
|
||||
|
||||
if line:
|
||||
proc.last_out_ts = time.time()
|
||||
print(f"[FFmpeg] {line}")
|
||||
line_lower = line.lower()
|
||||
|
||||
# 检测明确下播关键字 → 真实下播
|
||||
if any(kw in line_lower for kw in END_KEYWORDS):
|
||||
print("[INFO] 检测到主播下播关键字，停止转播")
|
||||
cleanup_proc(proc)
|
||||
raise StreamEnded()
|
||||
|
||||
returncode = proc.returncode
|
||||
print(f"[INFO] mpv 退出，returncode={returncode}")
|
||||
# 更新最近帧时间
|
||||
if re.search(r'frame=\s*\d+', line_lower) or "fps=" in line_lower:
|
||||
last_frame_time = time.time()
|
||||
|
||||
if returncode in [-15, None]: # 我们主动 terminate
|
||||
raise StreamEnded()
|
||||
# 长时间无新帧 → 判定下播
|
||||
if time.time() - start_time > START_CHECK_AFTER:
|
||||
if time.time() - last_frame_time > NO_FRAME_TIMEOUT:
|
||||
print(f"[INFO] {NO_FRAME_TIMEOUT}s 无新帧，判定主播已下播")
|
||||
cleanup_proc(proc)
|
||||
raise StreamEnded()
|
||||
|
||||
# 网络波动/风控断联 → 快速重连（不拉长延迟）
|
||||
print(f"[WARN] mpv 非预期退出（网络波动/风控），快速重连...")
|
||||
retry_delay = INITIAL_RETRY_DELAY if retry_delay > 30 else min(retry_delay * 2, MAX_RETRY_DELAY)
|
||||
except StreamEnded:
|
||||
print(f"[INFO] 主播已下播，停止 HDMI 转播 → {record_name}")
|
||||
break
|
||||
|
||||
except StreamEnded:
|
||||
print(f"[INFO] 主播已下播，停止转播 → {record_name}")
|
||||
retry_delay = INITIAL_RETRY_DELAY # 下次新直播快速连接
|
||||
except Exception as e:
|
||||
print(f"[ERROR] 播放异常: {e}")
|
||||
retry_delay = min(retry_delay * 2, MAX_RETRY_DELAY)
|
||||
finally:
|
||||
if proc and proc.poll() is None:
|
||||
try:
|
||||
proc.terminate()
|
||||
proc.wait(timeout=5)
|
||||
except:
|
||||
proc.kill()
|
||||
except Exception as e:
|
||||
print(f"[ERROR] 转播过程异常: {e}")
|
||||
traceback.print_exc()
|
||||
retry_delay = min(retry_delay * 2, MAX_RETRY_DELAY)
|
||||
continue
|
||||
|
||||
# ====================== 正常结束清理 ======================
|
||||
cleanup_proc(proc)
|
||||
|
||||
# 原始清理逻辑完全保留
|
||||
try:
|
||||
recording.discard(record_name)
|
||||
recording_time_list.pop(record_name, None)
|
||||
@@ -1764,14 +1909,39 @@ def start_record(url_data: tuple, count_variable: int = -1) -> None:
|
||||
global monitoring
|
||||
monitoring = max(0, monitoring - 1)
|
||||
clear_record_info(record_name, record_url)
|
||||
except Exception:
|
||||
except:
|
||||
pass
|
||||
|
||||
color_obj.print_colored(f"[{record_name}] HDMI 转播已停止并清理完毕\n", color_obj.GREEN)
|
||||
color_obj.print_colored(f"[{record_name}] HDMI 转播已彻底停止并清理完毕\n", color_obj.GREEN)
|
||||
return
|
||||
|
||||
except Exception as e:
|
||||
print(f"[FATAL] HDMI 转播最外层异常: {e}")
|
||||
traceback.print_exc()
|
||||
cleanup_proc(proc)
|
||||
if mpv_proc and mpv_proc.poll() is None:
|
||||
try:
|
||||
mpv_proc.stdin.close()
|
||||
except:
|
||||
mpv_proc.terminate()
|
||||
try:
|
||||
recording.discard(record_name)
|
||||
recording_time_list.pop(record_name, None)
|
||||
if record_url in running_list:
|
||||
running_list.remove(record_url)
|
||||
monitoring = max(0, monitoring - 1)
|
||||
clear_record_info(record_name, record_url)
|
||||
except:
|
||||
pass
|
||||
color_obj.print_colored(f"[{record_name}] HDMI 转播异常退出但已清理\n", color_obj.RED)
|
||||
return
|
||||
|
||||
count_time = time.time()
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
except Exception as e:
|
||||
logger.error(f"错误信息: {e} 发生错误的行数: {e.__traceback__.tb_lineno}")
|
||||
with max_request_lock:
|
||||
|
||||
Reference in New Issue
Block a user