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避免CRF影响Bitrate设置

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This commit is contained in:
Jerry Yan 2022-12-08 12:22:51 +08:00
parent cf7b56d2e3
commit 87daef2955
2 changed files with 3 additions and 7 deletions
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4
config.py
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@ -26,8 +26,6 @@ FFMPEG_USE_INTEL_GPU = False
FFMPEG_USE_VAAPI = False
# bitrate
VIDEO_BITRATE = "2.5M"
# crf
VIDEO_CRF = 28
# gop
VIDEO_GOP = 60
# [video]
@ -97,7 +95,6 @@ def load_config():
FFMPEG_USE_INTEL_GPU = section.getboolean('intel_gpu', FFMPEG_USE_INTEL_GPU)
FFMPEG_USE_VAAPI = section.getboolean('vaapi', FFMPEG_USE_VAAPI)
VIDEO_BITRATE = section.get('bitrate', VIDEO_BITRATE)
VIDEO_CRF = section.getfloat('crf', VIDEO_CRF)
VIDEO_GOP = section.getfloat('gop', VIDEO_GOP)
if config.has_section("recorder"):
global BILILIVE_RECORDER_DIRECTORY, XIGUALIVE_RECORDER_DIRECTORY, VIDEO_OUTPUT_DIR
@ -135,7 +132,6 @@ def get_config():
'intel_gpu': FFMPEG_USE_INTEL_GPU,
'vaapi': FFMPEG_USE_VAAPI,
'bitrate': VIDEO_BITRATE,
'crf': VIDEO_CRF,
'gop': VIDEO_GOP,
},
'recorder': {

6
danmaku_workflow.py
View File

@ -15,7 +15,7 @@ from PyQt5.QtWidgets import QWidget, QLabel, QApplication, QFrame, QVBoxLayout,
from danmaku_xml_helper import get_file_start, diff_danmaku_files, NoDanmakuException
from config import load_config, FFMPEG_EXEC, DANMAKU_FACTORY_EXEC, FFMPEG_USE_INTEL_GPU, FFMPEG_USE_NVIDIA_GPU, \
VIDEO_BITRATE, VIDEO_CLIP_EACH_SEC, VIDEO_CLIP_OVERFLOW_SEC, VIDEO_RESOLUTION, DANMAKU_SPEED, DANMAKU_FONT_NAME, \
VIDEO_OUTPUT_DIR, VIDEO_CRF, VIDEO_GOP, FFMPEG_USE_HEVC, DANMAKU_FONT_SIZE
VIDEO_OUTPUT_DIR, VIDEO_GOP, FFMPEG_USE_HEVC, DANMAKU_FONT_SIZE
class Job:
@ -591,8 +591,8 @@ def _common_ffmpeg_params():
return (
"-f", "mp4", "-b:v", VIDEO_BITRATE, "-c:a", "aac",
"-preset:v", "fast", "-profile:v", "main", "-avoid_negative_ts", "1",
"-qmin", "18", "-qmax", "38", "-crf", str(VIDEO_CRF), "-g:v", str(VIDEO_GOP),
"-fflags", "+genpts", "-shortest", "-movflags", "faststart"
"-qmin", "18", "-qmax", "38", "-g:v", str(VIDEO_GOP),
"-fflags", "+genpts", "-shortest"
)