[mythtv-users] 2x playback with transcoded recording

[Naoyuki Tai]

After transcoding, the playback becomes twice as fast, for both audio
and video.

So far, it has happened twice.


I used very standard record setting.
+----+-----------+------------+------------+
| id | name      | videocodec | audiocodec |
+----+-----------+------------+------------+
|  1 | Default   | MPEG-4     | MP3        |
|  2 | Live TV   | MPEG-4     | MP3        |
|  3 | Transcode | MPEG-4     | MP3        |
+----+-----------+------------+------------+


+---------+--------------------------+-------+
| profile | name                     | value |
+---------+--------------------------+-------+
|       1 | width                    | 352   |
|       1 | height                   | 480   |
|       1 | rtjpegquality            | 170   |
|       1 | rtjpeglumafilter         | 0     |
|       1 | rtjpegchromafilter       | 0     |
|       1 | mpeg4bitrate             | 2400  |
|       1 | mpeg4maxquality          | 2     |
|       1 | mpeg4minquality          | 15    |
|       1 | mpeg4qualdiff            | 3     |
|       1 | mpeg4scalebitrate        | 0     |
|       1 | mpeg4optionvhq           | 1     |
|       1 | mpeg4option4mv           | 0     |
|       1 | hardwaremjpegquality     | 100   |
|       1 | hardwaremjpeghdecimation | 4     |
|       1 | hardwaremjpegvdecimation | 4     |
|       1 | samplerate               | 44100 |
|       1 | mp3quality               | 7     |
|       2 | width                    | 352   |
|       2 | height                   | 480   |
|       2 | rtjpegquality            | 170   |
|       2 | rtjpeglumafilter         | 0     |
|       2 | rtjpegchromafilter       | 0     |
|       2 | mpeg4bitrate             | 2400  |
|       2 | mpeg4maxquality          | 2     |
|       2 | mpeg4minquality          | 15    |
|       2 | mpeg4qualdiff            | 3     |
|       2 | mpeg4scalebitrate        | 0     |
|       2 | mpeg4optionvhq           | 1     |
|       2 | mpeg4option4mv           | 0     |
|       2 | hardwaremjpegquality     | 100   |
|       2 | hardwaremjpeghdecimation | 4     |
|       2 | hardwaremjpegvdecimation | 4     |
|       2 | samplerate               | 44100 |
|       2 | mp3quality               | 7     |
|       3 | width                    | 352   |
|       3 | height                   | 480   |
|       3 | rtjpegquality            | 170   |
|       3 | rtjpeglumafilter         | 0     |
|       3 | rtjpegchromafilter       | 0     |
|       3 | mpeg4bitrate             | 2000  |
|       3 | mpeg4maxquality          | 2     |
|       3 | mpeg4minquality          | 15    |
|       3 | mpeg4qualdiff            | 3     |
|       3 | mpeg4scalebitrate        | 0     |
|       3 | mpeg4optionvhq           | 1     |
|       3 | mpeg4option4mv           | 1     |
|       3 | hardwaremjpegquality     | 100   |
|       3 | hardwaremjpeghdecimation | 4     |
|       3 | hardwaremjpegvdecimation | 4     |
|       3 | samplerate               | 44100 |
|       3 | mp3quality               | 7     |
+---------+--------------------------+-------+