[git:edid-decode/master] edid-decode: deprecate a bunch of SADB speakers

[Hans Verkuil]

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Subject: edid-decode: deprecate a bunch of SADB speakers
Author:  Hans Verkuil <hverkuil-ci...@xs4all.nl>
Date:    Thu Apr 25 12:38:19 2024 +0200

And warn if deprecated speakers are used.

Signed-off-by: Hans Verkuil <hverkuil-ci...@xs4all.nl>

 parse-cta-block.cpp | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

---

diff --git a/parse-cta-block.cpp b/parse-cta-block.cpp
index 5f265bfd1b77..5193b70e3c53 100644
--- a/parse-cta-block.cpp
+++ b/parse-cta-block.cpp
@@ -1790,6 +1790,7 @@ static const char *speaker_map[] = {
        "FLc/FRc - Front Left/Right of Center",
        "RLC/RRC - Rear Left/Right of Center (Deprecated)",
        "FLw/FRw - Front Left/Right Wide",
+
        "TpFL/TpFR - Top Front Left/Right",
        "TpC - Top Center",
        "TpFC - Top Front Center",
@@ -1798,6 +1799,7 @@ static const char *speaker_map[] = {
        "TpBC - Top Back Center",
        "SiL/SiR - Side Left/Right",
        "TpSiL/TpSiR - Top Side Left/Right",
+
        "TpBL/TpBR - Top Back Left/Right",
        "BtFC - Bottom Front Center",
        "BtFL/BtFR - Bottom Front Left/Right",
@@ -1807,6 +1809,7 @@ static const char *speaker_map[] = {
 
 static void cta_sadb(const unsigned char *x, unsigned length)
 {
+       unsigned sad_deprecated = 0x7f000;
        unsigned sad;
        unsigned i;
 
@@ -1818,9 +1821,14 @@ static void cta_sadb(const unsigned char *x, unsigned 
length)
        sad = ((x[2] << 16) | (x[1] << 8) | x[0]);
 
        for (i = 0; i < ARRAY_SIZE(speaker_map); i++) {
+               bool deprecated = sad_deprecated & (1 << i);
+
                if ((sad >> i) & 1)
-                       printf("    %s\n", speaker_map[i]);
+                       printf("    %s%s\n", speaker_map[i],
+                              deprecated ? " (Deprecated, use the RCDB)" : "");
        }
+       if (sad & 0xff040)
+               warn("Specifies deprecated speakers.\n");
 }
 
 static void cta_vesa_dtcdb(const unsigned char *x, unsigned length)