avformat/riffdec: pass correct pointer to av_log

libavformat/riffdec.c

@@ -58,7 +58,7 @@ enum AVCodecID ff_codec_guid_get_id(const AVCodecGuid *guids, ff_asf_guid guid)
  * an openended structure.
  */
 
-static void parse_waveformatex(AVIOContext *pb, AVCodecParameters *par)
+static void parse_waveformatex(AVFormatContext *s, AVIOContext *pb, AVCodecParameters *par)
 {
     ff_asf_guid subformat;
     int bps;
@@ -81,7 +81,7 @@ static void parse_waveformatex(AVIOContext *pb, AVCodecParameters *par)
     } else {
         par->codec_id = ff_codec_guid_get_id(ff_codec_wav_guids, subformat);
         if (!par->codec_id)
-            av_log(pb, AV_LOG_WARNING,
+            av_log(s, AV_LOG_WARNING,
                    "unknown subformat:"FF_PRI_GUID"\n",
                    FF_ARG_GUID(subformat));
     }
@@ -140,7 +140,7 @@ int ff_get_wav_header(AVFormatContext *s, AVIOContext *pb,
         size  -= 18;
         cbSize = FFMIN(size, cbSize);
         if (cbSize >= 22 && id == 0xfffe) { /* WAVEFORMATEXTENSIBLE */
-            parse_waveformatex(pb, par);
+            parse_waveformatex(s, pb, par);
             cbSize -= 22;
             size   -= 22;
         }