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抽象视频输出设置

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This commit is contained in:
Jerry Yan 2022-05-18 11:09:45 +08:00
parent 52317ca39b
commit 25d0ad097e
1 changed files with 30 additions and 21 deletions
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37
danmaku_workflow.py
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@ -4,6 +4,7 @@ import platform
import subprocess import subprocess
import sys import sys
import threading import threading
import traceback
from hashlib import md5 from hashlib import md5
from typing import Optional, IO, Union from typing import Optional, IO, Union
@ -292,12 +293,17 @@ class WorkerThread(QThread):
return duration_str_to_float(_duration_str) return duration_str_to_float(_duration_str)
def run(self) -> None: def run(self) -> None:
try:
self.label.start_running() self.label.start_running()
job = self.label.get_job() job = self.label.get_job()
if job.type == Job.DANMAKU_ENCODE: if job.type == Job.DANMAKU_ENCODE:
self.run_danmaku_encode(job) self.run_danmaku_encode(job)
elif job.type == Job.PURE_SPLIT: elif job.type == Job.PURE_SPLIT:
self.quick_split_video(job.video) self.quick_split_video(job.video)
except Exception as e:
print(e)
print(traceback.format_exc())
finally:
self.label.stop_running() self.label.stop_running()
def run_danmaku_encode(self, job: Job): def run_danmaku_encode(self, job: Job):
@ -323,6 +329,9 @@ class WorkerThread(QThread):
for _f in job.subtitles: for _f in job.subtitles:
if os.path.isfile(_f): if os.path.isfile(_f):
os.remove(_f) os.remove(_f)
for _f in split_files:
if os.path.isfile(_f):
os.remove(_f)
def encode_video_with_subtitles(self, orig_filename: str, subtitles: list[str], new_filename: str): def encode_video_with_subtitles(self, orig_filename: str, subtitles: list[str], new_filename: str):
if FFMPEG_USE_NVIDIA_GPU: if FFMPEG_USE_NVIDIA_GPU:
@ -347,10 +356,8 @@ class WorkerThread(QThread):
"-hwaccel", "qsv", "-i", orig_filename, "-vf", "-hwaccel", "qsv", "-i", orig_filename, "-vf",
",".join("subtitles=%s" % i for i in subtitles), ",".join("subtitles=%s" % i for i in subtitles),
"-c:a", "copy", "-c:v", "h264_qsv", "-c:a", "copy", "-c:v", "h264_qsv",
"-f", "mp4", "-preset:v", "fast", "-profile:v", "high", "-level", "4.1", "-f", "mp4", "-b:v", VIDEO_BITRATE, "-rc:v", "vbr", "-tune:v", "hq",
"-b:v", VIDEO_BITRATE, "-rc:v", "vbr", "-tune:v", "hq", *_common_ffmpeg_params(),
"-qmin", "10", "-qmax", "32", "-crf", "16",
"-fflags", "+genpts", "-shortest", "-movflags", "faststart",
# "-t", "10", # "-t", "10",
new_filename new_filename
], **subprocess_args(True)) ], **subprocess_args(True))
@ -361,10 +368,8 @@ class WorkerThread(QThread):
"-hwaccel", "vaapi", "-i", orig_filename, "-vf", "-hwaccel", "vaapi", "-i", orig_filename, "-vf",
",".join("subtitles=%s" % i for i in subtitles) + ",hwupload", ",".join("subtitles=%s" % i for i in subtitles) + ",hwupload",
"-c:a", "copy", "-c:v", "h264_vaapi", "-c:a", "copy", "-c:v", "h264_vaapi",
"-f", "mp4", "-preset:v", "fast", "-profile:v", "high", "-level", "4.1", "-f", "mp4", "-b:v", VIDEO_BITRATE, "-rc:v", "vbr", "-tune:v", "hq",
"-b:v", VIDEO_BITRATE, "-rc:v", "vbr", "-tune:v", "hq", *_common_ffmpeg_params(),
"-qmin", "10", "-qmax", "32", "-crf", "16",
"-fflags", "+genpts", "-shortest", "-movflags", "faststart",
# "-t", "10", # "-t", "10",
new_filename new_filename
], **subprocess_args(True)) ], **subprocess_args(True))
@ -375,10 +380,8 @@ class WorkerThread(QThread):
"-i", orig_filename, "-vf", "-i", orig_filename, "-vf",
",".join("subtitles=%s" % i for i in subtitles), ",".join("subtitles=%s" % i for i in subtitles),
"-c:a", "copy", "-c:v", "h264", "-c:a", "copy", "-c:v", "h264",
"-f", "mp4", "-preset:v", "fast", "-profile:v", "high", "-level", "4.1", "-f", "mp4", "-b:v", VIDEO_BITRATE, "-rc:v", "vbr", "-tune:v", "hq",
"-b:v", VIDEO_BITRATE, "-rc:v", "vbr", *_common_ffmpeg_params(),
"-qmin", "10", "-qmax", "32", "-crf", "16",
"-fflags", "+genpts", "-shortest", "-movflags", "faststart",
# "-t", "10", # "-t", "10",
new_filename new_filename
], **subprocess_args(True)) ], **subprocess_args(True))
@ -392,8 +395,7 @@ class WorkerThread(QThread):
print("[!]Not Enabled Both GPU") print("[!]Not Enabled Both GPU")
self.encode_video_with_subtitles(orig_filename, subtitles, new_fullpath) self.encode_video_with_subtitles(orig_filename, subtitles, new_fullpath)
return [new_fullpath] return [new_fullpath]
_duration_str = self.get_video_real_duration(orig_filename) duration = self.get_video_real_duration(orig_filename)
duration = duration_str_to_float(_duration_str)
if duration > (VIDEO_CLIP_EACH_SEC * 5): if duration > (VIDEO_CLIP_EACH_SEC * 5):
# qsv 压制前2段，剩余交由nvenc压制 # qsv 压制前2段，剩余交由nvenc压制
_slices = int(duration / VIDEO_CLIP_EACH_SEC) _slices = int(duration / VIDEO_CLIP_EACH_SEC)
@ -407,6 +409,7 @@ class WorkerThread(QThread):
"-hwaccel", "qsv", "-ss", str((_slices - 1) * VIDEO_CLIP_EACH_SEC), "-hwaccel", "qsv", "-ss", str((_slices - 1) * VIDEO_CLIP_EACH_SEC),
"-copyts", "-i", orig_filename, "-vf", "-copyts", "-i", orig_filename, "-vf",
",".join("subtitles=%s" % i for i in subtitles), ",".join("subtitles=%s" % i for i in subtitles),
"-ss", str((_slices - 1) * VIDEO_CLIP_EACH_SEC),
"-c:a", "copy", "-c:v", "h264_qsv", "-c:a", "copy", "-c:v", "h264_qsv",
"-f", "mp4", "-b:v", VIDEO_BITRATE, "-rc:v", "vbr", "-tune:v", "hq", "-f", "mp4", "-b:v", VIDEO_BITRATE, "-rc:v", "vbr", "-tune:v", "hq",
*_common_ffmpeg_params(), *_common_ffmpeg_params(),
@ -425,6 +428,8 @@ class WorkerThread(QThread):
# "-t", "10", # "-t", "10",
new_fullpath1 new_fullpath1
], **subprocess_args(True)) ], **subprocess_args(True))
threading.Thread(target=self.handle_ffmpeg_output, args=(encode_process0.stdout, True,)).start()
threading.Thread(target=self.handle_ffmpeg_output, args=(encode_process1.stdout,)).start()
encode_process0.wait() encode_process0.wait()
encode_process1.wait() encode_process1.wait()
return [new_filename0, new_filename1] return [new_filename0, new_filename1]
@ -441,6 +446,7 @@ class WorkerThread(QThread):
"-hwaccel", "qsv", "-ss", str(_slices * VIDEO_CLIP_EACH_SEC), "-hwaccel", "qsv", "-ss", str(_slices * VIDEO_CLIP_EACH_SEC),
"-copyts", "-i", orig_filename, "-vf", "-copyts", "-i", orig_filename, "-vf",
",".join("subtitles=%s" % i for i in subtitles), ",".join("subtitles=%s" % i for i in subtitles),
"-ss", str(_slices * VIDEO_CLIP_EACH_SEC),
"-c:a", "copy", "-c:v", "h264_qsv", "-c:a", "copy", "-c:v", "h264_qsv",
"-f", "mp4", "-b:v", VIDEO_BITRATE, "-rc:v", "vbr", "-tune:v", "hq", "-f", "mp4", "-b:v", VIDEO_BITRATE, "-rc:v", "vbr", "-tune:v", "hq",
*_common_ffmpeg_params(), *_common_ffmpeg_params(),
@ -459,6 +465,8 @@ class WorkerThread(QThread):
# "-t", "10", # "-t", "10",
new_fullpath1 new_fullpath1
], **subprocess_args(True)) ], **subprocess_args(True))
threading.Thread(target=self.handle_ffmpeg_output, args=(encode_process0.stdout, True,)).start()
threading.Thread(target=self.handle_ffmpeg_output, args=(encode_process1.stdout,)).start()
encode_process1.wait() encode_process1.wait()
encode_process0.wait() encode_process0.wait()
return [new_filename1] return [new_filename1]
@ -492,6 +500,7 @@ class WorkerThread(QThread):
"{}.mp4".format(current_dt) "{}.mp4".format(current_dt)
], **subprocess_args(True)) ], **subprocess_args(True))
self.handle_ffmpeg_output(split_process.stdout) self.handle_ffmpeg_output(split_process.stdout)
split_process.wait()
current_sec += VIDEO_CLIP_EACH_SEC current_sec += VIDEO_CLIP_EACH_SEC
def handle_ffmpeg_output(self, stdout: Optional[IO[bytes]], second=False) -> str: def handle_ffmpeg_output(self, stdout: Optional[IO[bytes]], second=False) -> str: