Read duration, samplerate and bit depth from stream url replies

src/core/player.cpp

@@ -321,6 +321,18 @@ void Player::HandleLoadResult(const UrlHandler::LoadResult &result) {
         update = true;
       }
 
+      // If there was no samplerate info in song's metadata, use the one provided by URL handler, if there is one.
+      if (song.samplerate() <= 0 && result.samplerate_ > 0) {
+        song.set_samplerate(result.samplerate_);
+        update = true;
+      }
+
+      // If there was no bit depth info in song's metadata, use the one provided by URL handler, if there is one.
+      if (song.bitdepth() <= 0 && result.bit_depth_ > 0) {
+        song.set_bitdepth(result.bit_depth_);
+        update = true;
+      }
+
       // If there was no length info in song's metadata, use the one provided by URL handler, if there is one.
       if (song.length_nanosec() <= 0 && result.length_nanosec_ != -1) {
         song.set_length_nanosec(result.length_nanosec_);

src/core/urlhandler.cpp

@@ -28,6 +28,15 @@
 #include "song.h"
 #include "urlhandler.h"
 
-UrlHandler::LoadResult::LoadResult(const QUrl &original_url, Type type, const QUrl &media_url, const Song::FileType &filetype, const qint64 length_nanosec, const QString error) : original_url_(original_url), type_(type), media_url_(media_url), filetype_(filetype), length_nanosec_(length_nanosec), error_(error) {}
+UrlHandler::LoadResult::LoadResult(const QUrl &original_url, const Type type, const QUrl &media_url, const Song::FileType filetype, const int samplerate, const int bit_depth, const qint64 length_nanosec, const QString error) :
+  original_url_(original_url),
+  type_(type),
+  media_url_(media_url),
+  filetype_(filetype),
+  samplerate_(samplerate),
+  bit_depth_(bit_depth),
+  length_nanosec_(length_nanosec),
+  error_(error)
+  {}
 
 UrlHandler::UrlHandler(QObject *parent) : QObject(parent) {}

src/core/urlhandler.h

@@ -57,7 +57,7 @@ class UrlHandler : public QObject {
       Error,
     };
 
-    LoadResult(const QUrl &original_url = QUrl(), Type type = NoMoreTracks, const QUrl &media_url = QUrl(), const Song::FileType &filetype = Song::FileType_Stream, const qint64 length_nanosec_ = -1, const QString error = QString());
+    LoadResult(const QUrl &original_url = QUrl(), const Type type = NoMoreTracks, const QUrl &media_url = QUrl(), const Song::FileType filetype = Song::FileType_Stream, const int samplerate = -1, const int bitdepth = -1, const qint64 length_nanosec_ = -1, const QString error = QString());
 
     // The url that the playlist item has in Url().
     // Might be something unplayable like lastfm://...
@@ -71,7 +71,13 @@ class UrlHandler : public QObject {
     // The type of the stream
     Song::FileType filetype_;
 
-    // Track length, if we are able to get it only now
+    // Track sample rate
+    int samplerate_;
+
+    // Track bit depth
+    int bit_depth_;
+
+    // Track length
     qint64 length_nanosec_;
 
     // Error message, if any