Expose compressor gain and register separate radio VAD limit

lib/audio_compressor.c

@@ -248,3 +248,6 @@ const int16_t* audio_compressor_output(const struct audio_compressor* ac) { retu
 size_t audio_compressor_output_size(const struct audio_compressor* ac) { return ac ? ac->output_size : 0; }
 void audio_compressor_clear_output(struct audio_compressor* ac) { if (ac) ac->output_size = 0; }
 uint32_t audio_compressor_clip_count(const struct audio_compressor* ac) { return ac ? ac->clip_count : 0; }
+float audio_compressor_gain_db(const struct audio_compressor* ac) {
+    return ac && ac->configured && ac->enabled ? 20.0f * log10f(ac->gain_smoothed) : 0.0f;
+}

lib/audio_compressor.h

@@ -47,6 +47,8 @@ void           audio_compressor_clear_output(struct audio_compressor* ac);
 
 /* Число сэмплов, обрезанных по потолку int16 (клиппинг) с момента create/reset. */
 uint32_t       audio_compressor_clip_count(const struct audio_compressor* ac);
+/* Текущее фактическое усиление в дБ; выключенный compressor возвращает 0. */
+float          audio_compressor_gain_db(const struct audio_compressor* ac);
 
 #ifdef __cplusplus
 }

src/chat/chat_setting.c

@@ -38,11 +38,12 @@ static const struct chat_setting_def g_setting_defs[] = {
     {"radio_opus_bitrate",          CHAT_SETTING_INT,  32, 16, 128},
     {"radio_capture_stereo",        CHAT_SETTING_INT,  0,   0, 1},
     {"compressor_enabled",          CHAT_SETTING_BOOL, 1,   0, 1},
-    {"compressor_max_gain_db",      CHAT_SETTING_INT,  15,  1, 100},
+    {"compressor_max_gain_db",      CHAT_SETTING_INT,  15,  1, 60},
     {"compressor_rise_rate",        CHAT_SETTING_INT,  2,   1, 100},
     {"radio_compressor_enabled",    CHAT_SETTING_BOOL, 1,   0, 1},
-    {"radio_compressor_max_gain_db",CHAT_SETTING_INT,  15,  1, 100},
+    {"radio_compressor_max_gain_db",CHAT_SETTING_INT,  15,  1, 60},
     {"radio_vad_enabled",           CHAT_SETTING_BOOL, 0,   0, 1},
+    {"radio_vad_compressor_max_gain_db", CHAT_SETTING_INT, 15, 1, 60},
     {"radio_vad_threshold",         CHAT_SETTING_INT,  50, 10, 95},   /* порог вероятности речи, % */
     {"radio_vad_hangover_ms",       CHAT_SETTING_INT,  200, 50, 2000},/* тишина до авто-отбоя */
     {"media_download_max_peers",    CHAT_SETTING_INT,  3,   1, 16},
@@ -60,7 +61,7 @@ static const struct chat_setting_def g_setting_defs[] = {
     {"aec_enabled",                CHAT_SETTING_BOOL, 1,   0, 1},  /* AEC (SpeexDSP) в звонке, desktop GUI */
     {"call_jitter_max_reserve_ms", CHAT_SETTING_INT, 1000, 500, 2000},
     {"call_compressor_enabled",    CHAT_SETTING_BOOL, 1,   0, 1},
-    {"call_compressor_max_gain_db",CHAT_SETTING_INT,  15,  1, 100},
+    {"call_compressor_max_gain_db",CHAT_SETTING_INT,  15,  1, 60},
 };
 
 #define CHAT_SETTING_COUNT (sizeof(g_setting_defs) / sizeof(g_setting_defs[0]))