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Merge branch 'bugfix/fix_a2dp_underun' into 'master'

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bugfix/component_bt: Fix A2DP Underrun Issue

Closes AUD-2681

See merge request espressif/esp-idf!12093
This commit is contained in:
Jiang Jiang Jian 2021-02-04 19:28:07 +08:00
commit 6a7781b92a
1 changed files with 7 additions and 1 deletions
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8
components/bt/host/bluedroid/btc/profile/std/a2dp/btc_a2dp_sink.c
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@ -86,7 +86,8 @@ enum {
layers we might need to temporarily buffer up data */
/* 18 frames is equivalent to 6.89*18*2.9 ~= 360 ms @ 44.1 khz, 20 ms mediatick */
#define MAX_OUTPUT_A2DP_SNK_FRAME_QUEUE_SZ (18)
#define JITTER_BUFFER_WATER_LEVEL (15)
#define MAX_OUTPUT_A2DP_SNK_FRAME_QUEUE_SZ (18 + JITTER_BUFFER_WATER_LEVEL)
typedef struct {
uint32_t sig;
@ -670,6 +671,11 @@ UINT8 btc_a2dp_sink_enque_buf(BT_HDR *p_pkt)
p_msg->num_frames_to_be_processed = (*((UINT8 *)(p_msg + 1) + p_msg->offset)) & 0x0f;
APPL_TRACE_VERBOSE("btc_a2dp_sink_enque_buf %d + \n", p_msg->num_frames_to_be_processed);
fixed_queue_enqueue(a2dp_sink_local_param.btc_aa_snk_cb.RxSbcQ, p_msg, FIXED_QUEUE_MAX_TIMEOUT);
if (fixed_queue_length(a2dp_sink_local_param.btc_aa_snk_cb.RxSbcQ) < JITTER_BUFFER_WATER_LEVEL) {
return fixed_queue_length(a2dp_sink_local_param.btc_aa_snk_cb.RxSbcQ);
}
btc_a2dp_sink_data_post();
} else {
/* let caller deal with a failed allocation */