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enable AirPlay to BT bridge

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This commit is contained in:
philippe44
2019-08-21 08:35:25 -07:00
parent 8ddc2a0dc5
commit 95ad5a5ef4
4 changed files with 10 additions and 11 deletions
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12
components/squeezelite/decode_external.c
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@@ -39,7 +39,7 @@ extern log_level loglevel;
static raop_event_t raop_state;
static bool raop_expect_stop = false;
static struct {
bool start;
bool enabled, start;
s32_t error;
u32_t start_time;
u32_t playtime, len;
@@ -176,7 +176,7 @@ void raop_sink_cmd_handler(raop_event_t event, void *param)
u32_t ms, now = gettime_ms();
s32_t error;
if (output.state < OUTPUT_RUNNING || output.frames_played_dmp < output.device_frames) break;
if (!raop_sync.enabled || output.state < OUTPUT_RUNNING || output.frames_played_dmp < output.device_frames) break;
// first must make sure we started on time
if (raop_sync.start) {
@@ -187,10 +187,9 @@ void raop_sink_cmd_handler(raop_event_t event, void *param)
if (abs(error) < 10 && abs(raop_sync.error) < 10) raop_sync.start = false;
} else {
// in how many ms will the most recent block play (there is one extra block of FRAME_BLOCK == MAX_SILENCE_FRAMES which is not in queue and not in outputbuf)
ms = ((u64_t) ((_buf_used(outputbuf) - raop_sync.len) / BYTES_PER_FRAME + output.device_frames + MAX_SILENCE_FRAMES) * 1000) / RAOP_SAMPLE_RATE - (now - output.updated);
ms = ((u64_t) ((_buf_used(outputbuf) - raop_sync.len) / BYTES_PER_FRAME + output.device_frames + output.frames_in_process) * 1000) / RAOP_SAMPLE_RATE - (now - output.updated);
error = (raop_sync.playtime - now) - ms;
LOG_INFO("head local:%u, remote:%u (delta:%d)", ms, raop_sync.playtime - now, error);
//break;
}
if (error < -10 && raop_sync.error < -10) {
@@ -218,6 +217,7 @@ void raop_sink_cmd_handler(raop_event_t event, void *param)
raop_state = event;
raop_sync.error = 0;
raop_sync.start = true;
raop_sync.enabled = !strcasestr(output.device, "BT");
output.external = true;
output.next_sample_rate = RAOP_SAMPLE_RATE;
output.state = OUTPUT_STOPPED;
@@ -277,11 +277,7 @@ void register_other(void) {
}
#endif
#ifdef CONFIG_AIRPLAY_SINK
if (!strcasestr(output.device, "BT ")) {
raop_sink_init(raop_sink_cmd_handler, raop_sink_data_handler);
LOG_INFO("Initializing AirPlay sink");
} else {
LOG_WARN("Cannot be an AirPlay sink and BT source");
}
#endif
}

1
components/squeezelite/output_bt.c
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@@ -150,6 +150,7 @@ int32_t output_bt_data(uint8_t *data, int32_t len) {
if (wanted_len > 0) {
SET_MIN_MAX(wanted_len, under);
}
output.frames_in_process = len-wanted_len;
UNLOCK;
SET_MIN_MAX(TIME_MEASUREMENT_GET(start_timer),lock_out_time);

1
components/squeezelite/output_i2s.c
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@@ -442,6 +442,7 @@ static void *output_thread_i2s() {
// try to estimate how much we have consumed from the DMA buffer
output.device_frames = DMA_BUF_COUNT * DMA_BUF_LEN - ((output.updated - fullness) * output.current_sample_rate) / 1000;
oframes = _output_frames( iframes );
output.frames_in_process = oframes;
SET_MIN_MAX_SIZED(oframes,rec,iframes);
SET_MIN_MAX_SIZED(_buf_used(outputbuf),o,outputbuf->size);

1
components/squeezelite/squeezelite.h
View File

@@ -676,6 +676,7 @@ struct outputstate {
unsigned default_sample_rate;
bool error_opening;
unsigned device_frames;
unsigned frames_in_process;
u32_t updated;
u32_t track_start_time;
u32_t current_replay_gain;