1 | """ |
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2 | ffmpeg_streaming.streams |
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3 | ~~~~~~~~~~~~ |
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4 | |||
5 | Parse streams that is the output of the FFProbe |
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6 | |||
7 | |||
8 | :copyright: (c) 2020 by Amin Yazdanpanah. |
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9 | :website: https://www.aminyazdanpanah.com |
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10 | :email: [email protected] |
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11 | :license: MIT, see LICENSE for more details. |
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12 | """ |
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13 | |||
14 | |||
15 | View Code Duplication | class Streams: |
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16 | def __init__(self, streams): |
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17 | self.streams = streams |
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18 | |||
19 | def video(self, ignore_error=True): |
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20 | """ |
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21 | @TODO: add documentation |
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22 | """ |
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23 | return self._get_stream('video', ignore_error) |
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24 | |||
25 | def audio(self, ignore_error=True): |
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26 | """ |
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27 | @TODO: add documentation |
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28 | """ |
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29 | return self._get_stream('audio', ignore_error) |
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30 | |||
31 | def first_stream(self): |
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32 | """ |
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33 | @TODO: add documentation |
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34 | """ |
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35 | return self.streams[0] |
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36 | |||
37 | def all(self): |
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38 | """ |
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39 | @TODO: add documentation |
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40 | """ |
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41 | return self.streams |
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42 | |||
43 | def videos(self): |
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44 | """ |
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45 | @TODO: add documentation |
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46 | """ |
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47 | return self._get_streams('video') |
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48 | |||
49 | def audios(self): |
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50 | """ |
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51 | @TODO: add documentation |
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52 | """ |
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53 | return self._get_streams('audio') |
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54 | |||
55 | def _get_stream(self, media, ignore_error): |
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56 | """ |
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57 | @TODO: add documentation |
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58 | """ |
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59 | media_attr = next((stream for stream in self.streams if stream['codec_type'] == media), None) |
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60 | if media_attr is None and not ignore_error: |
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61 | raise ValueError('No ' + str(media) + ' stream found') |
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62 | return media_attr if media_attr is not None else {} |
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63 | |||
64 | def _get_streams(self, media): |
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65 | """ |
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66 | @TODO: add documentation |
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67 | """ |
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68 | for stream in self.streams: |
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69 | if stream['codec_type'] == media: |
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70 | yield stream |
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71 |