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-rw-r--r--lib/bt/host/bluedroid/btc/profile/std/a2dp/bta_av_co.c4
-rw-r--r--lib/bt/host/bluedroid/btc/profile/std/a2dp/btc_a2dp_source.c4
-rw-r--r--src/audio/bt_audio_output.cpp2
3 files changed, 5 insertions, 5 deletions
diff --git a/lib/bt/host/bluedroid/btc/profile/std/a2dp/bta_av_co.c b/lib/bt/host/bluedroid/btc/profile/std/a2dp/bta_av_co.c
index f8f4d7e0..40592baa 100644
--- a/lib/bt/host/bluedroid/btc/profile/std/a2dp/bta_av_co.c
+++ b/lib/bt/host/bluedroid/btc/profile/std/a2dp/bta_av_co.c
@@ -70,7 +70,7 @@ const UINT8 bta_av_co_cp_scmst[BTA_AV_CP_INFO_LEN] = "\x02\x02\x00";
/* SBC SRC codec capabilities */
const tA2D_SBC_CIE bta_av_co_sbc_caps = {
- (A2D_SBC_IE_SAMP_FREQ_44), /* samp_freq */
+ (A2D_SBC_IE_SAMP_FREQ_44 | A2D_SBC_IE_SAMP_FREQ_48), /* samp_freq */
(A2D_SBC_IE_CH_MD_MONO | A2D_SBC_IE_CH_MD_STEREO | A2D_SBC_IE_CH_MD_JOINT | A2D_SBC_IE_CH_MD_DUAL), /* ch_mode */
(A2D_SBC_IE_BLOCKS_16 | A2D_SBC_IE_BLOCKS_12 | A2D_SBC_IE_BLOCKS_8 | A2D_SBC_IE_BLOCKS_4), /* block_len */
(A2D_SBC_IE_SUBBAND_4 | A2D_SBC_IE_SUBBAND_8), /* num_subbands */
@@ -91,7 +91,7 @@ const tA2D_SBC_CIE bta_av_co_sbc_sink_caps = {
};
#if !defined(BTC_AV_SBC_DEFAULT_SAMP_FREQ)
-#define BTC_AV_SBC_DEFAULT_SAMP_FREQ A2D_SBC_IE_SAMP_FREQ_44
+#define BTC_AV_SBC_DEFAULT_SAMP_FREQ A2D_SBC_IE_SAMP_FREQ_48
#endif
/* Default SBC codec configuration */
diff --git a/lib/bt/host/bluedroid/btc/profile/std/a2dp/btc_a2dp_source.c b/lib/bt/host/bluedroid/btc/profile/std/a2dp/btc_a2dp_source.c
index d388e94a..626ea473 100644
--- a/lib/bt/host/bluedroid/btc/profile/std/a2dp/btc_a2dp_source.c
+++ b/lib/bt/host/bluedroid/btc/profile/std/a2dp/btc_a2dp_source.c
@@ -441,8 +441,8 @@ void btc_a2dp_source_setup_codec(void)
osi_mutex_global_lock();
- /* for now hardcode 44.1 khz 16 bit stereo PCM format */
- media_feeding.cfg.pcm.sampling_freq = 44100;
+ /* for now hardcode 48 khz 16 bit stereo PCM format */
+ media_feeding.cfg.pcm.sampling_freq = 48000;
media_feeding.cfg.pcm.bit_per_sample = 16;
media_feeding.cfg.pcm.num_channel = 2;
media_feeding.format = BTC_AV_CODEC_PCM;
diff --git a/src/audio/bt_audio_output.cpp b/src/audio/bt_audio_output.cpp
index dff98e36..04daf71f 100644
--- a/src/audio/bt_audio_output.cpp
+++ b/src/audio/bt_audio_output.cpp
@@ -83,7 +83,7 @@ auto BluetoothAudioOutput::PrepareFormat(const Format& orig) -> Format {
// ESP-IDF's current Bluetooth implementation currently handles SBC encoding,
// but requires a fixed input format.
return Format{
- .sample_rate = 44100,
+ .sample_rate = 48000,
.num_channels = 2,
.bits_per_sample = 16,
};