Refers to the "container" that that data is stored in and how that data is encoded.
2
votes
0answers
73 views
Transcoding DV Without Desyncs
I've recorded DV video from my camcorder over FireWire, and it plays fine in OSX. However, when trying to transcode it to H.264 for editing and uploading it to YouTube, the audio desyncs. I've been ...
3
votes
1answer
207 views
How to make sense of video file formats?
In digital video, there are all these different kinds of files: m4v, mov, mkv, mts, mp4, mpeg, and a host of others, and I can't seem to find a clear answer as to what each is good for.
(By contrast, ...
3
votes
1answer
109 views
What metadata can be stored in a .dv file?
I'd just like to know what information I can expect to extract from a dv file. A lot of file formats have provisions for embedded metadata of all sorts, so my question is what if any data could a .dv ...
3
votes
0answers
178 views
How does MKV segment linking work?
I downloaded a file vid1 that is in C:\dir1\ which links to another file vid2 in a subdirectory C:\dir1\dir2\ and it works if I move that file to dir1 (so both files are in dir1). I figure that it'll ...
3
votes
1answer
45 views
What are good resources to learn the production side for an end-user focused software guy?
I'm a software developer type of person who works a lot with systems that stream media (movies, music videos etc) to end-users over various channels. I know a lot about video files and how to play ...
2
votes
1answer
503 views
Choosing the right format/codec for export
I have a few recordings from my Canon IXUS 90 IS that I have combined into one sequence. I am using this small project as a way to get to know Adobe Premiere Pro CS5.
The pieces of video from the ...
0
votes
2answers
1k views
Free Linux tool to convert FLV to MP3
I'm looking for a free Linux tool that can convert a rather large collection of FLV files into MP3 format. Most of the tools I've tried use ffmpeg under the hood, but they fail to convert many of the ...
1
vote
2answers
371 views
Video files compatibility for Adobe Premiere pro CS4
I have Adobe Premiere Pro CS4 in its basic settings. I am trying to merge some .AVI files that a friend shot on his digital camera. The videos play perfect on Windows Media Players and on other ...
0
votes
2answers
577 views
File compatibility for Final Cut Pro 7 project files with Adobe Premiere Pro CS4
The video editing labs in my university have Final Cut Pro 7 installed on them, and most projects that we work on are done in FCP. I don't have a Macbook so I personally use Adobe Premiere Pro CS4 ...
4
votes
5answers
1k views
Is there a method (or tool) to convert video from a SWF container to another more portable format (e.g., H.264)
I have a client who has misplaced the original source video, only has an SWF, and would like to use it in a non-flash environment.
Is there any way to do this?
So far, I've tried ffmpeg but it's ...
7
votes
2answers
483 views
What exactly is AVCHD?
Is it a codec? I don't think so; I believe it uses MPEG4/H.264 for video and AC3 for audio.
Is it a container format? Doesn't seem to make a huge amount of sense; there are enough out there already ...
2
votes
1answer
473 views
When I read “MPEG-4 AAC”, does this mean 'AAC', 'AAC+ Version 1', or 'AAC+ Version 2'?
I'm encoding .3gp videos.
Instructions say, under audio codec: "MPEG-4 AAC".
On audio settings, I can choose between "AAC", "AAC+ Version 1" and "AAC+ Version 2".
I'm lost. Can anyone enlighten me?
...
2
votes
1answer
80 views
Format conversion safety of files linked from Audacity projects
If I record in WAV, create an Audacity project that links to those files, modify the project, export the final cuts, save everything, convert the WAV files to FLAC to save space, then convert the FLAC ...
1
vote
3answers
1k views
Best lossy format for music?
Which one of the lossy file formats like Ogg, AAC, Mp3, Wma has the best quality/size ratio?
I've seen that AACs are smaller than MP3 at the same bitrates. Do they sound worse than MP3?
2
votes
1answer
97 views
File formats supporting multiple streams [closed]
While designing a new feature for a software application that I'm working on, I am attempting to define a table structure for audio files, and I have the following question. Do mp3, m4a, wav, aac, ...
4
votes
3answers
4k views
Sample-accurate AIFF to WAV conversion on Mac OSX
I've just come home from a studio with a freshly-mastered track, which I have on my computer as a stereo .AIFF file. I would like to submit this track to a particular compilation online, and the ...
5
votes
2answers
209 views
In what ways does mp4 improve on mp3?
I know mp4 is supposed to have 'higher sound quality at a lower file size', but:
how does it do this? How does it compress more information into a smaller space?
How much of mp3 is still used? Was ...
