diff options
Diffstat (limited to 'examples/host/audio_host/src')
| -rw-r--r-- | examples/host/audio_host/src/audio_app.c | 61 |
1 files changed, 24 insertions, 37 deletions
diff --git a/examples/host/audio_host/src/audio_app.c b/examples/host/audio_host/src/audio_app.c index 3a782e146..553e8f20e 100644 --- a/examples/host/audio_host/src/audio_app.c +++ b/examples/host/audio_host/src/audio_app.c @@ -379,38 +379,6 @@ static void set_stream_volume(uint8_t idx, uint8_t stream_idx, const char *strea } } -// Invoked when the configuration selected by tuh_audio_configure() completes -static void mic_configured(uint8_t idx, uint8_t stream_idx, tusb_xfer_result_t result, uintptr_t user_data) { - (void)user_data; - - if (idx == audio_idx && stream_idx == cap_stream_idx && result == XFER_RESULT_SUCCESS) { - printf(" Microphone configured\r\n"); - set_stream_volume(idx, stream_idx, "Microphone"); - mic_ready = tuh_audio_start(idx, stream_idx); - } else { - printf(" Microphone configuration failed: result=%u\r\n", result); - } -} - -// Invoked when the playback configuration selected by tuh_audio_configure() completes -static void spk_configured(uint8_t idx, uint8_t stream_idx, tusb_xfer_result_t result, uintptr_t user_data) { - (void)user_data; - if (idx == audio_idx && stream_idx == spk_stream_idx && result == XFER_RESULT_SUCCESS) { - printf(" Speaker configured\r\n"); - // playback-only device: set the frame cadence from the selected rate - audio_frame_count = spk_config.sample_rate / 1000; - spk_init_sine(); // fallback test tone while no capture stream is echoing - set_stream_volume(idx, stream_idx, "Speaker"); - spk_ready = tuh_audio_start(idx, stream_idx); - - // both streams running: start the periodic phase switching demo - if (mic_ready && spk_ready) { - app_audio_phase_enter(APP_PHASE_MIC_ONLY); - } - } else { - printf(" Speaker configuration failed: result=%u\r\n", result); - } -} // Invoked when device with Audio interface is un-mounted void tuh_audio_umount_cb(uint8_t idx) { printf("Audio device unmounted: idx=%u\r\n", idx); @@ -460,14 +428,19 @@ static void tuh_audio_mount_async(uintptr_t param) { // Check for a matching sample rate S16_LE configuration with the desired channel count if (tuh_audio_config_get(idx, stream_idx, i, &config) && config.format == TUH_AUDIO_FORMAT_S16_LE && config.sample_rate == sample_rate && config.channels == ch) { + printf(" Configuring %u S16_LE capture (%u channels)\r\n", (unsigned)sample_rate, config.channels); + if (!tuh_audio_configure(idx, stream_idx, i)) { + printf(" Microphone configuration failed\r\n"); + continue; + } audio_idx = idx; cap_stream_idx = stream_idx; mic_config = config; // one ms of audio at the selected rate, rounded down to whole frames audio_frame_count = sample_rate / 1000; - printf(" Configuring %u S16_LE capture (%u channels)\r\n", (unsigned)sample_rate, config.channels); - // Configure the selected capture stream and start it through the callback. - (void)tuh_audio_configure(idx, stream_idx, i, mic_configured, 0); + printf(" Microphone configured\r\n"); + set_stream_volume(idx, stream_idx, "Microphone"); + mic_ready = tuh_audio_start(idx, stream_idx); capture_found = true; break; } @@ -514,8 +487,22 @@ static void tuh_audio_mount_async(uintptr_t param) { return; } printf(" Configuring %u S16_LE playback (%u channels)\r\n", (unsigned)spk_config.sample_rate, spk_config.channels); - // Configure the selected playback stream and start it through the callback. - (void)tuh_audio_configure(idx, spk_stream_idx, playback_config_idx, spk_configured, 0); + if (!tuh_audio_configure(idx, spk_stream_idx, playback_config_idx)) { + printf(" Speaker configuration failed\r\n"); + return; + } + audio_idx = idx; + printf(" Speaker configured\r\n"); + // playback-only device: set the frame cadence from the selected rate + audio_frame_count = spk_config.sample_rate / 1000; + spk_init_sine(); // fallback test tone while no capture stream is echoing + set_stream_volume(idx, spk_stream_idx, "Speaker"); + spk_ready = tuh_audio_start(idx, spk_stream_idx); + + // both streams running: start the periodic phase switching demo + if (mic_ready && spk_ready) { + app_audio_phase_enter(APP_PHASE_MIC_ONLY); + } } // Invoked when device with Audio interface is mounted |