diff options
author | Pauli Virtanen <pav@iki.fi> | 2024-02-05 19:03:17 +0200 |
---|---|---|
committer | Luiz Augusto von Dentz <luiz.von.dentz@intel.com> | 2024-02-06 17:24:42 -0500 |
commit | 1c60eb02e6c3d0e639d8edb82c251caef2e41f9a (patch) | |
tree | 6839dea7644435ca9894667b066db6b0ece13c63 | |
parent | c3613b8a933d62bef10a8f4258976c41156e095f (diff) |
client/player: parse Google's Opus A2DP vendor codec capabilities
Support parsing Opus (Google) A2DP vendor codec capabilities.
Transport /org/bluez/hci0/dev_B8_7B_D4_32_44_15/sep3/fd2
UUID: 0000110a-0000-1000-8000-00805f9b34fb
Codec: 0xff (255)
Media Codec: Vendor Specific A2DP Codec
Vendor ID 0x000000e0
Vendor Specific Codec ID 0x0001
Vendor Specific Data: 0x92
Vendor Specific Value (Opus [Google])
Frequencies: 48kHz
Channel modes: Stereo
Frame durations: 20 ms
Device: /org/bluez/hci0/dev_B8_7B_D4_32_44_15
State: idle
Delay: 0x0898 (2200)
Volume: 0x001e (30)
Endpoint: /org/bluez/hci0/dev_B8_7B_D4_32_44_15/sep3
-rw-r--r-- | client/player.c | 32 | ||||
-rw-r--r-- | profiles/audio/a2dp-codecs.h | 17 |
2 files changed, 49 insertions, 0 deletions
diff --git a/client/player.c b/client/player.c index b43b4b867e..a40bf66e39 100644 --- a/client/player.c +++ b/client/player.c @@ -2471,6 +2471,36 @@ static void print_ldac(a2dp_ldac_t *ldac, uint8_t size) bt_shell_printf("\n"); } +static void print_opus_g(a2dp_opus_g_t *opus, uint8_t size) +{ + bt_shell_printf("\t\tVendor Specific Value (Opus [Google])"); + + if (size < sizeof(*opus)) { + bt_shell_printf(" (broken)\n"); + return; + } + + bt_shell_printf("\n\t\tFrequencies: "); + if (opus->data & OPUS_G_FREQUENCY_48000) + bt_shell_printf("48kHz "); + + bt_shell_printf("\n\t\tChannel modes: "); + if (opus->data & OPUS_G_CHANNELS_MONO) + bt_shell_printf("Mono "); + if (opus->data & OPUS_G_CHANNELS_STEREO) + bt_shell_printf("Stereo "); + if (opus->data & OPUS_G_CHANNELS_DUAL) + bt_shell_printf("Dual Mono "); + + bt_shell_printf("\n\t\tFrame durations: "); + if (opus->data & OPUS_G_DURATION_100) + bt_shell_printf("10 ms "); + if (opus->data & OPUS_G_DURATION_200) + bt_shell_printf("20 ms "); + + bt_shell_printf("\n"); +} + static void print_vendor(a2dp_vendor_codec_t *vendor, uint8_t size) { uint32_t vendor_id; @@ -2508,6 +2538,8 @@ static void print_vendor(a2dp_vendor_codec_t *vendor, uint8_t size) print_aptx_hd((void *) vendor, size); else if (vendor_id == LDAC_VENDOR_ID && codec_id == LDAC_CODEC_ID) print_ldac((void *) vendor, size); + else if (vendor_id == OPUS_G_VENDOR_ID && codec_id == OPUS_G_CODEC_ID) + print_opus_g((void *) vendor, size); } static void print_mpeg24(a2dp_aac_t *aac, uint8_t size) diff --git a/profiles/audio/a2dp-codecs.h b/profiles/audio/a2dp-codecs.h index 6f56709477..38b9038f87 100644 --- a/profiles/audio/a2dp-codecs.h +++ b/profiles/audio/a2dp-codecs.h @@ -250,6 +250,18 @@ #define LDAC_CHANNEL_MODE_DUAL 0x02 #define LDAC_CHANNEL_MODE_STEREO 0x01 +#define OPUS_G_VENDOR_ID 0x000000e0 +#define OPUS_G_CODEC_ID 0x0001 + +#define OPUS_G_FREQUENCY_48000 0x80 + +#define OPUS_G_DURATION_100 0x08 +#define OPUS_G_DURATION_200 0x10 + +#define OPUS_G_CHANNELS_MONO 0x01 +#define OPUS_G_CHANNELS_STEREO 0x02 +#define OPUS_G_CHANNELS_DUAL 0x04 + typedef struct { uint8_t vendor_id4; uint8_t vendor_id3; @@ -420,3 +432,8 @@ typedef struct { uint8_t reserved2; uint8_t reserved3; } __attribute__ ((packed)) a2dp_aptx_hd_t; + +typedef struct { + a2dp_vendor_codec_t info; + uint8_t data; +} __attribute__ ((packed)) a2dp_opus_g_t; |