Add 2 new multiplexing presets for mp4, mov files:
mp4_faststart
mp4_fragmented
The Preset usage from openshot-qt export.py as follows (example):
w.SetOption(openshot.VIDEO_STREAM, "muxing_preset", "mp4_faststart")
YouTube suggest to use streamable file formats to process the uploading
videos faster (by starting its processing when upload not yet complete)
MP4, MOV files export requires additional dictionary keys to be set in
this case.
- each class is now responsible to free whatever it allocates
- all tests passed on my machine with ffmpeg 3.2
- Clip is now more careful about freeing a reader if it allocated it as well
Remove else so that the default return value is used if no other return was used."else if" in line 334 had no else and therefore in some cases no return value was present.
If we're using the fallback path detection method on Debian, we
shouldn't compute the install path relative to `${CMAKE_INSTALL_PREFIX}`
since it _isn't_. So, we assume it's relative to `/usr/local` instead.
