q792602257/my-video-workflow
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使用的gpu类型

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This commit is contained in:
Jerry Yan 2022-04-21 14:45:37 +08:00
parent f79f4191c6
commit add2957cc2
2 changed files with 12 additions and 7 deletions
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8
config.py
View File

@ -1,7 +1,7 @@
import configparser
import os.path
from flask.helpers import get_env
from flask.helpers import get_env
PROD_ENV = get_env() == "production"
@ -19,6 +19,8 @@ VIDEO_RESOLUTION = "1280x720"
FFMPEG_EXEC = "ffmpeg"
# gpu
FFMPEG_USE_GPU = False
# intel_gpu
FFMPEG_USE_INTEL_GPU = False
# bitrate
VIDEO_BITRATE = "2.5M"
# [video]
@ -60,9 +62,10 @@ def load_config():
VIDEO_CLIP_OVERFLOW_SEC = section.getfloat('overflow_sec', VIDEO_CLIP_OVERFLOW_SEC)
if config.has_section("ffmpeg"):
section = config['ffmpeg']
global FFMPEG_EXEC, FFMPEG_USE_GPU, VIDEO_BITRATE
global FFMPEG_EXEC, FFMPEG_USE_GPU, FFMPEG_USE_INTEL_GPU, VIDEO_BITRATE
FFMPEG_EXEC = section.get('exec', FFMPEG_EXEC)
FFMPEG_USE_GPU = section.getboolean('gpu', FFMPEG_USE_GPU)
FFMPEG_USE_INTEL_GPU = section.getboolean('intel_gpu', FFMPEG_USE_INTEL_GPU)
VIDEO_BITRATE = section.get('bitrate', VIDEO_BITRATE)
if config.has_section("recorder"):
global BILILIVE_RECORDER_DIRECTORY, XIGUALIVE_RECORDER_DIRECTORY
@ -90,6 +93,7 @@ def get_config():
'ffmpeg': {
'exec': FFMPEG_EXEC,
'gpu': FFMPEG_USE_GPU,
'intel_gpu': FFMPEG_USE_INTEL_GPU,
'bitrate': VIDEO_BITRATE,
},
'recorder': {

11
workflow/video.py
View File

@ -3,7 +3,8 @@ import subprocess
from datetime import datetime, timedelta
from typing import IO
from config import FFMPEG_EXEC, VIDEO_BITRATE, FFMPEG_USE_GPU, VIDEO_CLIP_EACH_SEC, VIDEO_CLIP_OVERFLOW_SEC, PROD_ENV
from config import FFMPEG_EXEC, VIDEO_BITRATE, FFMPEG_USE_GPU, VIDEO_CLIP_EACH_SEC, VIDEO_CLIP_OVERFLOW_SEC, PROD_ENV, \
FFMPEG_USE_INTEL_GPU
def get_video_real_duration(filename):
@ -17,10 +18,10 @@ def encode_video_with_subtitles(orig_filename: str, subtitles: list[str], new_fi
encode_process = subprocess.Popen([
FFMPEG_EXEC, "-hide_banner", "-progress", "-", "-v", "0", "-y",
"-i", orig_filename, "-vf",
",".join("subtitles=%s" % i for i in subtitles) + (",hwupload_cuda" if FFMPEG_USE_GPU else ""),
"-c:a", "copy", "-c:v", "h264_nvenc" if FFMPEG_USE_GPU else "h264", "-f", "mp4",
"-preset:v", "fast", "-profile:v", "high", "-level", "4.1",
"-b:v", VIDEO_BITRATE, "-rc:v", "vbr", *(["-tune:v", "hq"] if FFMPEG_USE_GPU else []),
",".join("subtitles=%s" % i for i in subtitles) + (",hwupload_cuda" if FFMPEG_USE_GPU and not FFMPEG_USE_INTEL_GPU else ""),
"-c:a", "copy", "-c:v", "h264" if not FFMPEG_USE_GPU else ("h264_qsv" if FFMPEG_USE_INTEL_GPU else "h264_nvenc"),
"-f", "mp4", "-preset:v", "fast", "-profile:v", "high", "-level", "4.1",
"-b:v", VIDEO_BITRATE, "-rc:v", "vbr", *(["-tune:v", "hq"] if FFMPEG_USE_GPU and not FFMPEG_USE_INTEL_GPU else []),
"-qmin", "10", "-qmax", "32", "-crf", "16",
# "-t", "10",
new_filename