From: Jaime Marquínez Ferrándiz Date: Sun, 19 Apr 2015 14:56:22 +0000 (+0200) Subject: Detect already merged videos X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=commitdiff_plain;h=5b5fbc0867f0eb73416c10c9d692fceee92b5766;p=youtube-dl Detect already merged videos Without the '--keep-video' option the two files would be downloaded again and even using the option, ffmpeg would be run again, which for some videos can take a long time. We use a temporary file with ffmpeg so that the final file only exists if it success --- diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py index 944571881..28cf1662e 100755 --- a/youtube_dl/YoutubeDL.py +++ b/youtube_dl/YoutubeDL.py @@ -1369,16 +1369,21 @@ class YoutubeDL(object): ' The formats won\'t be merged') else: postprocessors = [merger] - for f in info_dict['requested_formats']: - new_info = dict(info_dict) - new_info.update(f) - fname = self.prepare_filename(new_info) - fname = prepend_extension(fname, 'f%s' % f['format_id']) - downloaded.append(fname) - partial_success = dl(fname, new_info) - success = success and partial_success - info_dict['__postprocessors'] = postprocessors - info_dict['__files_to_merge'] = downloaded + if os.path.exists(encodeFilename(filename)): + self.to_screen( + '[download] %s has already been downloaded and ' + 'merged' % filename) + else: + for f in info_dict['requested_formats']: + new_info = dict(info_dict) + new_info.update(f) + fname = self.prepare_filename(new_info) + fname = prepend_extension(fname, 'f%s' % f['format_id']) + downloaded.append(fname) + partial_success = dl(fname, new_info) + success = success and partial_success + info_dict['__postprocessors'] = postprocessors + info_dict['__files_to_merge'] = downloaded else: # Just a single file success = dl(filename, info_dict) diff --git a/youtube_dl/postprocessor/ffmpeg.py b/youtube_dl/postprocessor/ffmpeg.py index 4d619236e..df6fb6665 100644 --- a/youtube_dl/postprocessor/ffmpeg.py +++ b/youtube_dl/postprocessor/ffmpeg.py @@ -580,9 +580,11 @@ class FFmpegMetadataPP(FFmpegPostProcessor): class FFmpegMergerPP(FFmpegPostProcessor): def run(self, info): filename = info['filepath'] + temp_filename = prepend_extension(filename, 'temp') args = ['-c', 'copy', '-map', '0:v:0', '-map', '1:a:0'] self._downloader.to_screen('[ffmpeg] Merging formats into "%s"' % filename) - self.run_ffmpeg_multiple_files(info['__files_to_merge'], filename, args) + self.run_ffmpeg_multiple_files(info['__files_to_merge'], temp_filename, args) + os.rename(encodeFilename(temp_filename), encodeFilename(filename)) return info['__files_to_merge'], info