perf: optimize rendering (#132)

* perf: optimize rendering
* perf: fine tune danmakus parameter

Author: timerring

docs/scan.md

@@ -10,6 +10,9 @@
 + [Using FFmpeg with NVIDIA GPU Hardware Acceleration](https://docs.nvidia.com/video-technologies/video-codec-sdk/12.0/ffmpeg-with-nvidia-gpu/index.html)
 + [使用GPU为FFmpeg 加速](https://yukihane.work/li-gong/ffmpeg-with-gpu)
 
+## 渲染速率为什么下降
+
+长时间地使用 GPU，温度升高可能会导致 GPU 降频，从而导致渲染速率下降。可以通过 `nvidia-smi -q -d CLOCK` 查看 GPU 频率信息。
 
 ## requests 请求错误
 ```

src/burn/generate_danmakus.py

@@ -42,11 +42,11 @@ def process_danmakus(in_xml_path, resolution):
         update_sc_prices(in_xml_path)
         in_ass_path = in_xml_path[:-4] + '.ass'
         if resolution == '1280x720':
-            boxsize = '450x720'
-            boxfont = '28'
+            boxsize = '470x720'
+            boxfont = '25'
             danmakufont = '38'
             subtitle_font_size = '15'
-            subtitle_margin_v = '60'
+            subtitle_margin_v = '40'
         elif resolution == '1920x1080':
             boxsize = '500x1080'
             boxfont = '50'

src/subtitle/en.ini

@@ -1,110 +1,7 @@
-[LanguageModeGUI]
-Title = Subtitle Generator
-InterfaceLanguage = Choose Interface Language:
-SubtitleLanguage = Choose Spoken Language:
-Mode = Choose Mode:
-ModeBase = fast
-ModeMedium = standard
-ModeLarge = accurate
-InterfaceDefault = English
-LanguageAUTO = Auto Detect
-LanguageZH-CN = Mandarin(China, Mainland)
-LanguageZH-TW = Mandarin(China, Taiwan)
-LanguageZH-HK = Mandarin(China, HONG KONG)
-LanguageZH-SG = Singaporean Mandarin
-LanguageZH-HANS = Chinese(Simplified)
-LanguageZH-HANT = Chinese(Traditional)
-LanguageEN = English
-LanguageJA = Japanese
-LanguageKO = Korean
-LanguageDE = German
-LanguageES = Spanish
-LanguageRU = Russian
-LanguageFR = French
-LanguagePT = Portuguese
-LanguageVI = Vietnamese
-LanguageTR = Turkish
-LanguagePL = Polish
-LanguageCA = Catalan
-LanguageNL = Dutch
-LanguageAR = Arabic
-LanguageSV = Swedish
-LanguageIT = Italian
-LanguageID = Indonesian
-LanguageHI = Hindi
-LanguageFI = Finnish
-LanguageHE = Hebrew
-LanguageUK = Ukrainian
-LanguageEL = Greek
-LanguageMS = Malay
-LanguageCS = Czech
-LanguageRO = Romanian
-LanguageDA = Danish
-LanguageHU = Hungarian
-LanguageTA = Tamil
-LanguageNO = Norwegian
-LanguageTH = Thai
-LanguageUR = Urdu
-LanguageHR = Croatian
-LanguageBG = Bulgarian
-LanguageLT = Lithuanian
-LanguageLA = Latin
-LanguageML = Malayalam
-LanguageCY = Welsh
-LanguageSK = Slovak
-LanguageTE = Telugu
-LanguageFA = Persian
-LanguageLV = Latvian
-LanguageBN = Bengali
-LanguageSR = Serbian
-LanguageAZ = Azerbaijani
-LanguageSL = Slovenian
-LanguageKN = Kannada
-LanguageET = Estonian
-LanguageMK = Macedonian
-LanguageBR = Breton
-LanguageEU = Basque
-LanguageIS = Icelandic
-LanguageHY = Armenian
-LanguageNE = Nepali
-LanguageMN = Mongolian
-LanguageBS = Bosnian
-LanguageKK = Kazakh
-LanguageSQ = Albanian
-LanguageSW = Swahili
-LanguageGL = Galician
-LanguageMR = Marathi
-LanguagePA = Punjabi
-LanguageSI = Sinhala
-LanguageKM = Khmer
-LanguageSN = Shona
-LanguageYO = Yoruba
-LanguageSO = Somali
-LanguageAF = Afrikaans
-LanguageOC = Occitan
-LanguageKA = Georgian
-LanguageBE = Belarusian
-LanguageTG = Tajik
-LanguageSD = Sindhi
-
-[SubtitleGeneratorGUI]
-Title = Subtitle Generator
-Open = Open
-AllFile = All Files
-Run = Run
-Setting = Settings
-OpenFileSuccess = File opened successfully
-OpenVideoFirst = Please open video/audio file first
-
-
 [Main]
-RecSubLang = language
-RecMode = mode
-IllegalPathWarning = 【Warning】illegal file path
-IllegalLanguageCode = 【Warning】Language code not support, use auto detection
 LanguageDetected = 【Info】Language Detected：
 StartGenerateSub = 【Processing】start to generator subs please wait for a moment...
 FinishGenerateSub = 【Finished】subtitle file generated successfully
 Elapse = elapse
 SubLocation = Subtitle file generated at:
-InputFile = Please enter the full path of video or audio file：
+InputFile = Please enter the full path of video or audio file：

src/subtitle/generate.py

@@ -249,7 +249,7 @@ def run(self, output=None):
         """
         audio_filename, audio_rate = self.extract_audio()
         regions = self.find_speech_regions(audio_filename)
-        pool = multiprocessing.Pool(12)
+        pool = multiprocessing.Pool(10)
         converter = FLACConverter(source_path=audio_filename)
         recognizer = AudioRecogniser(language=self.language)
         transcripts = []
@@ -297,8 +297,6 @@ def run(self, output=None):
 
 if __name__ == '__main__':
     parser = argparse.ArgumentParser(description='Subtitle Generator')
-    
-    parser.add_argument('-l', '--language', help=config.get_interface_config()['LanguageModeGUI']['SubtitleLanguage'], required=False)
     parser.add_argument('filename', nargs='?', help=config.get_interface_config()['Main']['InputFile'])
 
     args = parser.parse_args()

src/utils/adjustPrice.py

@@ -37,7 +37,13 @@ def update_sc_prices(file_path):
             # Convert price to integer, divide by 1000, and update the attribute
             new_price_toast = int(price_toast) / 1000
             toast.set('price', str(int(new_price_toast)))
-            
+
+    # Remove 'gift' elements with price less than 1000
+    for gift in root.findall('gift'):
+        price_gift = gift.get('price')
+        if int(price_gift) < 1000:
+            root.remove(gift)
+
     # Write the updated XML back to the file
     tree.write(file_path, encoding='utf-8', xml_declaration=True)