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tools/hcidump: Decode aptX codec capabilities

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This commit is contained in:
Andrzej Kaczmarek 2014-05-26 15:16:44 +02:00 committed by Luiz Augusto von Dentz
parent fee302da25
commit a238e3b108
1 changed files with 47 additions and 3 deletions
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50
tools/parser/avdtp.c
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@ -150,6 +150,13 @@ static char *codec2str(uint8_t type, uint8_t codec)
return "Unknown";
}
static char *vndcodec2str(uint32_t vendor, uint16_t vndcodec)
{
if (vendor == 0x0000004f && vndcodec == 0x0001)
return "aptX";
return "Unknown";
}
static char *cat2str(uint8_t cat)
{
switch (cat) {
@ -213,13 +220,23 @@ static void capabilities(int level, struct frame *frm)
if (cat == 7) {
uint8_t type, codec;
uint16_t tmp, freq;
uint32_t bitrate;
uint16_t tmp, freq, vndcodec = 0;
uint32_t bitrate, vendor = 0;
type = get_u8(frm);
codec = get_u8(frm);
printf("%s - %s\n", cat2str(cat), codec2str(type, codec));
if (codec == 255) {
vendor = btohl(htonl(get_u32(frm)));
vndcodec = btohs(htons(get_u16(frm)));
printf("%s - %s (%s)\n", cat2str(cat),
codec2str(type, codec),
vndcodec2str(vendor, vndcodec));
} else {
printf("%s - %s\n", cat2str(cat),
codec2str(type, codec));
}
switch (codec) {
case 0:
@ -324,6 +341,33 @@ static void capabilities(int level, struct frame *frm)
printf("%ubps ", bitrate);
printf("%s\n", tmp & 0x80 ? "VBR" : "");
break;
case 255:
if (vendor == 0x0000004f &&
vndcodec == 0x0001) {
tmp = get_u8(frm);
p_indent(level + 1, frm);
if (tmp & 0x80)
printf("16kHz ");
if (tmp & 0x40)
printf("32kHz ");
if (tmp & 0x20)
printf("44.1kHz ");
if (tmp & 0x10)
printf("48kHz ");
printf("\n");
p_indent(level + 1, frm);
if (tmp & 0x02)
printf("Stereo ");
if (tmp & 0x01)
printf("Mono ");
printf("\n");
break;
} else {
hex_dump(level + 1, frm, len - 8);
frm->ptr += (len - 8);
frm->len -= (len - 8);
}
break;
default:
hex_dump(level + 1, frm, len - 2);
frm->ptr += (len - 2);