[ffmpeg] convert format ext to ffmpeg output formats codes
[youtube-dl] / youtube_dl / postprocessor / ffmpeg.py
index daca5d81480337fb50a1fcb85fd69cd249475cf8..cc7aaeda397ba8b5dd368c770e39a7a4c34f4719 100644 (file)
@@ -25,6 +25,19 @@ from ..utils import (
 )
 
 
+EXT_TO_OUT_FORMATS = {
+    "aac": "adts",
+    "m4a": "ipod",
+    "mka": "matroska",
+    "mkv": "matroska",
+    "mpg": "mpeg",
+    "ogv": "ogg",
+    "ts": "mpegts",
+    "wma": "asf",
+    "wmv": "asf",
+}
+
+
 class FFmpegPostProcessorError(PostProcessingError):
     pass
 
@@ -391,6 +404,10 @@ class FFmpegMetadataPP(FFmpegPostProcessor):
         for (name, value) in metadata.items():
             options.extend(['-metadata', '%s=%s' % (name, value)])
 
+        # https://github.com/rg3/youtube-dl/issues/8350
+        if info.get('protocol') == 'm3u8_native' or info.get('protocol') == 'm3u8' and self._downloader.params.get('hls_prefer_native', False):
+            options.extend(['-bsf:a', 'aac_adtstoasc'])
+
         self._downloader.to_screen('[ffmpeg] Adding metadata to \'%s\'' % filename)
         self.run_ffmpeg(filename, temp_filename, options)
         os.remove(encodeFilename(filename))
@@ -479,6 +496,7 @@ class FFmpegSubtitlesConvertorPP(FFmpegPostProcessor):
             self._downloader.to_screen('[ffmpeg] There aren\'t any subtitles to convert')
             return [], info
         self._downloader.to_screen('[ffmpeg] Converting subtitles')
+        sub_filenames = []
         for lang, sub in subs.items():
             ext = sub['ext']
             if ext == new_ext:
@@ -486,6 +504,8 @@ class FFmpegSubtitlesConvertorPP(FFmpegPostProcessor):
                     '[ffmpeg] Subtitle file for %s is already in the requested'
                     'format' % new_ext)
                 continue
+            old_file = subtitles_filename(filename, lang, ext)
+            sub_filenames.append(old_file)
             new_file = subtitles_filename(filename, lang, new_ext)
 
             if ext == 'dfxp' or ext == 'ttml':
@@ -493,7 +513,7 @@ class FFmpegSubtitlesConvertorPP(FFmpegPostProcessor):
                     'You have requested to convert dfxp (TTML) subtitles into another format, '
                     'which results in style information loss')
 
-                dfxp_file = subtitles_filename(filename, lang, ext)
+                dfxp_file = old_file
                 srt_file = subtitles_filename(filename, lang, 'srt')
 
                 with io.open(dfxp_file, 'rt', encoding='utf-8') as f:
@@ -501,8 +521,8 @@ class FFmpegSubtitlesConvertorPP(FFmpegPostProcessor):
 
                 with io.open(srt_file, 'wt', encoding='utf-8') as f:
                     f.write(srt_data)
+                old_file = srt_file
 
-                ext = 'srt'
                 subs[lang] = {
                     'ext': 'srt',
                     'data': srt_data
@@ -510,15 +530,15 @@ class FFmpegSubtitlesConvertorPP(FFmpegPostProcessor):
 
                 if new_ext == 'srt':
                     continue
+                else:
+                    sub_filenames.append(srt_file)
 
-            self.run_ffmpeg(
-                subtitles_filename(filename, lang, ext),
-                new_file, ['-f', new_format])
+            self.run_ffmpeg(old_file, new_file, ['-f', new_format])
 
             with io.open(new_file, 'rt', encoding='utf-8') as f:
                 subs[lang] = {
-                    'ext': ext,
+                    'ext': new_ext,
                     'data': f.read(),
                 }
 
-        return [], info
+        return sub_filenames, info