yet more unsigned integers

src/audioOutputs/audioOutput_jack.c

@@ -372,7 +372,7 @@ static int jack_playAudio(AudioOutput * audioOutput, char *buff, int size)
 {
 	JackData *jd = audioOutput->data;
 	size_t space;
-	int i;
+	unsigned int i;
 	short *buffer = (short *) buff;
 	jack_default_audio_sample_t sample;
 	size_t samples = size/4;

src/inputPlugins/mp3_plugin.c

@@ -285,7 +285,7 @@ static ReplayGainInfo *parseId3ReplayGainInfo(struct id3_tag *tag)
 #endif
 
 #ifdef HAVE_ID3TAG
-static void mp3_parseId3Tag(mp3DecodeData * data, signed long tagsize,
+static void mp3_parseId3Tag(mp3DecodeData * data, size_t tagsize,
 			    MpdTag ** mpdTag, ReplayGainInfo ** replayGainInfo)
 {
 	struct id3_tag *id3Tag = NULL;
@@ -309,7 +309,7 @@ static void mp3_parseId3Tag(mp3DecodeData * data, signed long tagsize,
 		mad_stream_skip(&(data->stream), count);
 
 		while (count < tagsize) {
-			int len;
+			size_t len;
 
 			len = readFromInputStream(data->inStream,
 						  allocated + count, (size_t) 1,
@@ -383,8 +383,8 @@ static int decodeNextFrameHeader(mp3DecodeData * data, MpdTag ** tag,
 
 			if (tagsize > 0) {
 				if (tag && !(*tag)) {
-					mp3_parseId3Tag(data, tagsize, tag,
-							replayGainInfo);
+					mp3_parseId3Tag(data, (size_t)tagsize,
+							tag, replayGainInfo);
 				} else {
 					mad_stream_skip(&(data->stream),
 							tagsize);

src/inputPlugins/mp4_plugin.c

@@ -260,7 +260,7 @@ static int mp4_decode(OutputBuffer * cb, DecoderControl * dc,
 			dc->state = DECODE_STATE_DECODE;
 		}
 
-		if (channels * (dur + offset) > frameInfo.samples) {
+		if (channels * (unsigned long)(dur + offset) > frameInfo.samples) {
 			dur = frameInfo.samples / channels;
 			offset = 0;
 		}

src/pcm_utils.h

@@ -35,8 +35,8 @@ typedef struct _ConvState {
 	size_t dataInSize;
 	size_t dataOutSize;
 	mpd_sint8 lastChannels;
-	mpd_sint32 lastInSampleRate;
-	mpd_sint32 lastOutSampleRate;
+	mpd_uint32 lastInSampleRate;
+	mpd_uint32 lastOutSampleRate;
 #endif
 	/* Strict C99 doesn't allow empty structs */
 	int error;

src/tag.c

@@ -176,8 +176,7 @@ static MpdTag *getID3Info(
 	id3_ucs4_t const *ucs4;
 	id3_utf8_t *utf8;
 	union id3_field const *field;
-	unsigned int nstrings;
-    int  i;
+	unsigned int nstrings, i;
 
 	frame = id3_tag_findframe(tag, id, 0);
 	/* Check frame */