DeckLink drift fixer: set SoxR as default

Author: MartinPulec

src/video_display/decklink.cpp

@@ -1064,7 +1064,7 @@ static bool settings_init(struct state_decklink *s, const char *fmt,
                 } else if (strstr(ptr, "keep-settings") == ptr) {
                         s->keep_device_defaults = true;
                 } else if (strstr(ptr, "drift_fix") == ptr) {
-                        s->audio_drift_fixer.m_enabled = true;
+                        s->audio_drift_fixer.enable();
                 } else if (strncasecmp(ptr, "maxresample=", strlen("maxresample=")) == 0) {
                         s->audio_drift_fixer.set_max_hz(parse_uint32(strchr(ptr, '=') + 1));
                 } else if (strncasecmp(ptr, "minresample=", strlen("minresample=")) == 0) {

src/video_display/decklink_drift_fix.hpp

@@ -41,6 +41,7 @@
 
 #include <string>
 
+#include "host.h"
 #include "utils/color_out.h"
 
 #define MAX_RESAMPLE_DELTA_DEFAULT 30
@@ -299,8 +300,13 @@ class DecklinkAudioSummary {
  */
 class AudioDriftFixer {
 public:
-        bool m_enabled = false;
-
+        void enable() {
+                m_enabled = true;
+                if (commandline_params.find("resampler") == commandline_params.end()) {
+                        LOG(LOG_LEVEL_INFO) << MOD_NAME << "Using SoxR resampler by default when DecKlink audio drift fixer is enabled.\n";
+                        commandline_params["resampler"] = "soxr";
+                }
+        }
         /**
          * @brief Set the max hz object
          * 
@@ -450,6 +456,8 @@ class AudioDriftFixer {
         }
 
 private:
+        bool m_enabled = false;
+
         static constexpr unsigned long BASE = (1U<<8U);
         struct module *m_root = nullptr;