Parse 2D_VIC_order_X and 3D_Structure_X from the list at the end of the HDMI Vendor Specific Block.
v2: check 3D_Detail_X indicates horizontal sub-sampling in side-by-side (half) mode
Signed-off-by: Thomas Wood thomas.wood@intel.com --- edid-decode.c | 29 ++++++++++++++++++++++++++++- 1 file changed, 28 insertions(+), 1 deletion(-)
diff --git a/edid-decode.c b/edid-decode.c index 4265843..3f7e4da 100644 --- a/edid-decode.c +++ b/edid-decode.c @@ -851,6 +851,7 @@ cea_hdmi_block(unsigned char *x) if (x[10 + b] & 0x01) printf(" 3D: Frame-packing\n"); b += 2; + len_3d -= 2; } if (mask) { int i; @@ -864,14 +865,40 @@ cea_hdmi_block(unsigned char *x) printf(" %d", i + 8); printf("\n"); b += 2; + len_3d -= 2; }
/* - * XXX list of nibbles: + * list of nibbles: * 2D_VIC_Order_X * 3D_Structure_X * (optionally: 3D_Detail_X and reserved) */ + if (len_3d > 0) { + int end = b + len_3d; + + while (b < end) { + printf(" VIC index %d supports ", x[9 + b] >> 4); + switch (x[9 + b] & 0x0f) { + case 0: printf("frame packing"); break; + case 6: printf("top-and-bottom"); break; + case 8: + if ((x[10 + b] >> 4) == 1) { + printf("side-by-side (half, horizontal)"); + break; + } + default: printf("unknown"); + } + printf("\n"); + + if ((x[9 + b] & 0x0f) > 7) { + /* Optional 3D_Detail_X and reserved */ + b++; + } + b++; + } + } + }
}