| Member name | Value | Description |
---|
| LayoutNone | 0 |
None
|
| LayoutUnsupported | 1 |
Unsupported
|
| LayoutMono | 2 |
Front C
|
| LayoutStereo | 3 |
Front L, Front R
|
| Layout2_1 | 4 |
Front L, Front R, Back C
|
| LayoutSurround | 5 |
Front L, Front R, Front C
|
| Layout4_0 | 6 |
Front L, Front R, Front C, Back C
|
| Layout2_2 | 7 |
Front L, Front R, Side L, Side R
|
| LayoutQuad | 8 |
Front L, Front R, Back L, Back R
|
| Layout5_0 | 9 |
Front L, Front R, Front C, Side L, Side R
|
| Layout5_1 | 10 |
Front L, Front R, Front C, LFE, Side L, Side R
|
| Layout5_0Back | 11 |
Front L, Front R, Front C, Back L, Back R
|
| Layout5_1Back | 12 |
Front L, Front R, Front C, LFE, Back L, Back R
|
| Layout7_0 | 13 |
Front L, Front R, Front C, Side L, Side R, Back L, Back R
|
| Layout7_1 | 14 |
Front L, Front R, Front C, LFE, Side L, Side R, Back L, Back R
|
| Layout7_1Wide | 15 |
Front L, Front R, Front C, LFE, Side L, Side R, Front LofC, Front RofC
|
| LayoutStereoDownMix | 16 |
Stereo L, Stereo R
|
| Layout2Point1 | 17 |
Stereo L, Stereo R, LFE
|
| Layout3_1 | 18 |
Stereo L, Stereo R, Front C, LFE
|
| Layout4_1 | 19 |
Stereo L, Stereo R, Front C, Rear C, LFE
|
| Layout6_0 | 20 |
Stereo L, Stereo R, Front C, Side L, Side R, Back C
|
| Layout6_0Front | 21 |
Stereo L, Stereo R, Side L, Side R, Front LofC, Front RofC
|
| LayoutHexagonal | 22 |
Stereo L, Stereo R, Front C, Rear L, Rear R, Rear C
|
| Layout6_1 | 23 |
Stereo L, Stereo R, Front C, LFE, Side L, Side R, Rear Center
|
| Layout6_1Back | 24 |
Stereo L, Stereo R, Front C, LFE, Back L, Back R, Rear Center
|
| Layout6_1Front | 25 |
Stereo L, Stereo R, Side L, Side R, Front LofC, Front RofC, LFE
|
| Layout7_0Front | 26 |
Front L, Front R, Front C, Side L, Side R, Front LofC, Front RofC
|
| Layout7_1WideBack | 27 |
Front L, Front R, Front C, LFE, Back L, Back R, Front LofC, Front RofC
|
| LayoutOctagonal | 28 |
Front L, Front R, Front C, Side L, Side R, Rear L, Back R, Back C.
|
| LayoutDiscrete | 29 |
Channels are not explicitly mapped to speakers.
|
| LayoutStereoKeyboardAndMic | 30 |
Front L, Front R, Front C. Front C contains the keyboard mic audio. This
layout is only intended for input for WebRTC. The Front C channel
is stripped away in the WebRTC audio input pipeline and never seen outside
of that.
|
| Layout4_1QuadSize | 31 |
Front L, Front R, Side L, Side R, LFE
|
| LayoutBitstream | 32 |
Actual channel layout is specified in the bitstream and the actual channel
count is unknown at Chromium media pipeline level (useful for audio
pass-through mode).
|
| LayoutMax | 32 | |