Closed Bug 1330676 Opened 9 years ago Closed 9 years ago

MediaRecorder's CBR setting causes really bad perceived video quality

Categories

(Core :: Audio/Video: Recording, defect, P2)

defect

Tracking

()

RESOLVED FIXED
mozilla53
Tracking Status
firefox53 --- fixed

People

(Reporter: pehrsons, Assigned: pehrsons)

Details

Attachments

(1 file)

The reason for CBR is unclear. It seems more like a WebRTC setting where you have to account for available bandwidth. MediaRecorder records to a file though, so it doesn't have that constraint. Just comparing CBR and VBR builds locally with musicvideodispenser.com, the difference is huge.
Assignee: nobody → pehrson
Status: NEW → ASSIGNED
Rank: 25
Priority: -- → P2
Attachment #8826235 - Flags: review?(bechen) → review+
Attachment #8826235 - Flags: review?(tterribe) → review+
Pushed by pehrsons@gmail.com: https://hg.mozilla.org/integration/autoland/rev/00f3061cb568 Use VBR in VP8TrackEncoder. r=bechen,derf
Status: ASSIGNED → RESOLVED
Closed: 9 years ago
Resolution: --- → FIXED
Target Milestone: --- → mozilla53
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