Changes between Version 5 and Version 6 of TheoraVorbisEncodingGuide
- Timestamp:
- Jun 16, 2019, 10:19:58 AM (19 months ago)
Legend:
- Unmodified
- Added
- Removed
- Modified
-
TheoraVorbisEncodingGuide
v5 v6 19 19 * `-qscale:v` – video quality. Range is 0–10, where 10 is highest quality. 5–7 is a good range to try. If you omit `-qscale:v` (or the alias `-q:v`) then ffmpeg will use the default `-b:v 200k` which will most likely provide a poor quality output, and libtheora may drop/skip frames if the bitrate is too low. 20 20 21 * `-qscale:a` – audio quality. Range is 0–10, where 10 is highest quality. 3–6 is a good range to try. Default is `-qscale:a 3`.21 * `-qscale:a` – audio quality. [https://ffmpeg.org/ffmpeg-codecs.html#libvorbis Range] is -1.0 to 10.0, where 10.0 is highest quality. Default is `-q:a 3` with a target of [https://wiki.hydrogenaud.io/index.php?title=Recommended_Ogg_Vorbis#Recommended_Encoder_Settings 112kbps]. The formula 16×(q+4) is used below '''4''', 32×q is used below '''8''', and 64×(q-4) otherwise. Examples: 112=16×('''3'''+4), 160=32×'''5''', 200=32×'''6.25''', 384=64×('''10'''-4). 22 22 23 23 == Other Resources ==