Bug 1339244: add minimum bandwidth estimate support back in; lost in bug 1250356 r=ng

MozReview-Commit-ID: HCBsaoClerh

media/webrtc/signaling/src/media-conduit/VideoConduit.cpp

@@ -534,6 +534,19 @@ WebrtcVideoConduit::ConfigureSendMediaCodec(const VideoCodecConfig* codecConfig)
       height = mSendingHeight;
       // Bitrates are set in the loop below
     }
+  } else if (mMinBitrateEstimate) {
+    // Only do this at the start; use "have we send a frame" as a reasonable stand-in.
+    // min <= start <= max (which can be -1, note!)
+    webrtc::Call::Config::BitrateConfig config;
+    config.min_bitrate_bps = mMinBitrateEstimate;
+    if (config.start_bitrate_bps < mMinBitrateEstimate) {
+      config.start_bitrate_bps = mMinBitrateEstimate;
+    }
+    if (config.max_bitrate_bps > 0 &&
+        config.max_bitrate_bps < mMinBitrateEstimate) {
+      config.max_bitrate_bps = mMinBitrateEstimate;
+    }
+    mCall->Call()->SetBitrateConfig(config);
   }
 
   for (size_t idx = streamCount - 1; streamCount > 0; idx--, streamCount--) {