diff --git a/utils/MediaBase/src/FfmpegOutputStream.cpp b/utils/MediaBase/src/FfmpegOutputStream.cpp
index 06fd463..7b053c6 100644
--- a/utils/MediaBase/src/FfmpegOutputStream.cpp
+++ b/utils/MediaBase/src/FfmpegOutputStream.cpp
@@ -199,7 +199,7 @@ void FfmpegOutputStream::CreateThumbnailFile(const void *frame, const size_t &si
 void FfmpegOutputStream::CreateThumbnailFileThread(const void *frame, const size_t &size)
 {
     FfmpegThumbnail thumbnail(AV_CODEC_ID_MJPEG, AV_CODEC_ID_H264);
-    ThumbnailInfo info(1920, 2160, 640, 480); // TODO:
+    ThumbnailInfo info(1920, 2160, 192, 216); // TODO:
     thumbnail.Init(info);
     thumbnail.CreateThumbnail(mThumbnailFileName, frame, size);
     thumbnail.UnInit();
diff --git a/utils/MediaBase/src/FfmpegThumbnail.cpp b/utils/MediaBase/src/FfmpegThumbnail.cpp
index 9a7bd1a..0f21f97 100644
--- a/utils/MediaBase/src/FfmpegThumbnail.cpp
+++ b/utils/MediaBase/src/FfmpegThumbnail.cpp
@@ -172,7 +172,6 @@ void FfmpegThumbnail::GetDecodeDataCallback(AVFrame *frame)
     // Perform pixel format conversion.
     sws_scale(mSwsCtx, frame->data, frame->linesize, 0, frame->height, thumbnailFrame->data, thumbnailFrame->linesize);
 
-    return;
     if (mEncoder) {
         mEncoder->EncodeData(thumbnailFrame, mStream, mEncodeCallback);
     }