@@ -44,7 +44,7 @@ static int pmp_header(AVFormatContext *s)

     PMPContext *pmp = s->priv_data;

     AVIOContext *pb = s->pb;

     int tb_num, tb_den;

-    int index_cnt;

+    uint32_t index_cnt;

     int audio_codec_id = AV_CODEC_ID_NONE;

     int srate, channels;

     int i;

@@ -93,7 +93,7 @@ static int pmp_header(AVFormatContext *s)

     channels = avio_rl32(pb) + 1;

     pos = avio_tell(pb) + 4*index_cnt;

     for (i = 0; i < index_cnt; i++) {

-        int size = avio_rl32(pb);

+        uint32_t size = avio_rl32(pb);

         int flags = size & 1 ? AVINDEX_KEYFRAME : 0;

         if (url_feof(pb)) {

             av_log(s, AV_LOG_FATAL, "Encountered EOF while reading index.\n");