ext/wavpack/gstwavpackparse.c: Use G_GINT64_CONSTANT, this fixes the duration query on files without known length.

Original commit message from CVS:
* ext/wavpack/gstwavpackparse.c: (gst_wavpack_parse_reset),
(gst_wavpack_parse_src_query), (gst_wavpack_parse_create_src_pad):
Use G_GINT64_CONSTANT, this fixes the duration query on files without
known length.

ChangeLog

@@ -1,3 +1,10 @@
+2008-06-19  Sebastian Dröge  <slomo@circular-chaos.org>
+
+	* ext/wavpack/gstwavpackparse.c: (gst_wavpack_parse_reset),
+	(gst_wavpack_parse_src_query), (gst_wavpack_parse_create_src_pad):
+	Use G_GINT64_CONSTANT, this fixes the duration query on files without
+	known length.
+
 2008-06-19  Sebastian Dröge  <slomo@circular-chaos.org>
 
 	* gst/matroska/matroska-demux.c:

ext/wavpack/gstwavpackparse.c

@@ -93,14 +93,18 @@ static GstStaticPadTemplate wvc_src_factory = GST_STATIC_PAD_TEMPLATE ("wvcsrc",
     );
 
 static gboolean gst_wavpack_parse_sink_activate (GstPad * sinkpad);
+
 static gboolean
 gst_wavpack_parse_sink_activate_pull (GstPad * sinkpad, gboolean active);
 
 static void gst_wavpack_parse_loop (GstElement * element);
+
 static GstStateChangeReturn gst_wavpack_parse_change_state (GstElement *
     element, GstStateChange transition);
 static void gst_wavpack_parse_reset (GstWavpackParse * parse);
+
 static gint64 gst_wavpack_parse_get_upstream_length (GstWavpackParse * wvparse);
+
 static GstBuffer *gst_wavpack_parse_pull_buffer (GstWavpackParse * wvparse,
     gint64 offset, guint size, GstFlowReturn * flow);
 static GstFlowReturn gst_wavpack_parse_chain (GstPad * pad, GstBuffer * buf);
@@ -139,6 +143,7 @@ static void
 gst_wavpack_parse_class_init (GstWavpackParseClass * klass)
 {
   GObjectClass *gobject_class;
+
   GstElementClass *gstelement_class;
 
   gobject_class = (GObjectClass *) klass;
@@ -162,6 +167,7 @@ gst_wavpack_parse_index_get_entry_from_sample (GstWavpackParse * wvparse,
     gint64 sample_offset)
 {
   gint i;
+
   GSList *node;
 
   if (wvparse->entries == NULL)
@@ -220,7 +226,7 @@ gst_wavpack_parse_index_append_entry (GstWavpackParse * wvparse,
 static void
 gst_wavpack_parse_reset (GstWavpackParse * parse)
 {
-  parse->total_samples = -1;
+  parse->total_samples = G_GINT64_CONSTANT (-1);
   parse->samplerate = 0;
   parse->channels = 0;
 
@@ -282,12 +288,15 @@ static gboolean
 gst_wavpack_parse_src_query (GstPad * pad, GstQuery * query)
 {
   GstWavpackParse *parse = GST_WAVPACK_PARSE (gst_pad_get_parent (pad));
+
   GstFormat format;
+
   gboolean ret = FALSE;
 
   switch (GST_QUERY_TYPE (query)) {
     case GST_QUERY_POSITION:{
       gint64 cur;
+
       guint rate;
 
       GST_OBJECT_LOCK (parse);
@@ -322,6 +331,7 @@ gst_wavpack_parse_src_query (GstPad * pad, GstQuery * query)
     }
     case GST_QUERY_DURATION:{
       gint64 len;
+
       guint rate;
 
       GST_OBJECT_LOCK (parse);
@@ -338,7 +348,7 @@ gst_wavpack_parse_src_query (GstPad * pad, GstQuery * query)
 
       switch (format) {
         case GST_FORMAT_TIME:
-          if (len != -1)
+          if (len != G_GINT64_CONSTANT (-1))
             len = gst_util_uint64_scale_int (len, GST_SECOND, rate);
           gst_query_set_duration (query, GST_FORMAT_TIME, len);
           ret = TRUE;
@@ -359,6 +369,7 @@ gst_wavpack_parse_src_query (GstPad * pad, GstQuery * query)
       gst_query_parse_seeking (query, &format, NULL, NULL, NULL);
       if (format == GST_FORMAT_TIME || format == GST_FORMAT_DEFAULT) {
         gboolean seekable;
+
         gint64 duration = -1;
 
         /* only fails if we didn't read the headers yet and can't say
@@ -399,7 +410,9 @@ gst_wavpack_parse_scan_to_find_sample (GstWavpackParse * parse,
     gint64 sample, gint64 * byte_offset, gint64 * start_sample)
 {
   GstWavpackParseIndexEntry *entry;
+
   GstFlowReturn ret;
+
   gint64 off = 0;
 
   /* first, check if we have to scan at all */
@@ -427,6 +440,7 @@ gst_wavpack_parse_scan_to_find_sample (GstWavpackParse * parse,
   /* now scan forward until we find the chunk we're looking for or hit EOS */
   do {
     WavpackHeader header;
+
     GstBuffer *buf;
 
     buf = gst_wavpack_parse_pull_buffer (parse, off, sizeof (WavpackHeader),
@@ -464,10 +478,15 @@ static gboolean
 gst_wavpack_parse_send_newsegment (GstWavpackParse * wvparse, gboolean update)
 {
   GstSegment *s = &wvparse->segment;
+
   gboolean ret;
+
   gint64 stop_time = -1;
+
   gint64 start_time = 0;
+
   gint64 cur_pos_time;
+
   gint64 diff;
 
   /* segment is in DEFAULT format, but we want to send a TIME newsegment */
@@ -504,18 +523,31 @@ gst_wavpack_parse_handle_seek_event (GstWavpackParse * wvparse,
     GstEvent * event)
 {
   GstSeekFlags seek_flags;
+
   GstSeekType start_type;
+
   GstSeekType stop_type;
+
   GstSegment segment;
+
   GstFormat format;
+
   gboolean only_update;
+
   gboolean flush, ret;
+
   gdouble speed;
+
   gint64 stop;
+
   gint64 start;                 /* sample we want to seek to                  */
+
   gint64 byte_offset;           /* byte offset the chunk we seek to starts at */
+
   gint64 chunk_start;           /* first sample in chunk we seek to           */
+
   guint rate;
+
   gint64 last_stop;
 
   if (wvparse->adapter) {
@@ -641,6 +673,7 @@ static gboolean
 gst_wavpack_parse_sink_event (GstPad * pad, GstEvent * event)
 {
   GstWavpackParse *parse;
+
   gboolean ret = TRUE;
 
   parse = GST_WAVPACK_PARSE (gst_pad_get_parent (pad));
@@ -699,6 +732,7 @@ static gboolean
 gst_wavpack_parse_src_event (GstPad * pad, GstEvent * event)
 {
   GstWavpackParse *parse;
+
   gboolean ret;
 
   parse = GST_WAVPACK_PARSE (gst_pad_get_parent (pad));
@@ -720,6 +754,7 @@ static void
 gst_wavpack_parse_init (GstWavpackParse * parse, GstWavpackParseClass * gclass)
 {
   GstElementClass *klass = GST_ELEMENT_GET_CLASS (parse);
+
   GstPadTemplate *tmpl;
 
   tmpl = gst_element_class_get_pad_template (klass, "sink");
@@ -760,6 +795,7 @@ gst_wavpack_parse_pull_buffer (GstWavpackParse * wvparse, gint64 offset,
     guint size, GstFlowReturn * flow)
 {
   GstFlowReturn flow_ret;
+
   GstBuffer *buf = NULL;
 
   if (offset + size >= wvparse->upstream_length) {
@@ -800,7 +836,9 @@ gst_wavpack_parse_create_src_pad (GstWavpackParse * wvparse, GstBuffer * buf,
     WavpackHeader * header)
 {
   GstWavpackMetadata meta;
+
   GstCaps *caps = NULL;
+
   guchar *bufptr;
 
   g_assert (wvparse->srcpad == NULL);
@@ -820,9 +858,13 @@ gst_wavpack_parse_create_src_pad (GstWavpackParse * wvparse, GstBuffer * buf,
       case ID_WV_BITSTREAM:
       case ID_WVX_BITSTREAM:{
         WavpackStreamReader *stream_reader = gst_wavpack_stream_reader_new ();
+
         WavpackContext *wpc;
+
         gchar error_msg[80];
+
         read_id rid;
+
         gint channel_mask;
 
         rid.buffer = GST_BUFFER_DATA (buf);
@@ -837,8 +879,9 @@ gst_wavpack_parse_create_src_pad (GstWavpackParse * wvparse, GstBuffer * buf,
 
         wvparse->samplerate = WavpackGetSampleRate (wpc);
         wvparse->channels = WavpackGetNumChannels (wpc);
-        wvparse->total_samples = (header->total_samples == (int32_t) - 1) ?
+        wvparse->total_samples =
-            -1 : header->total_samples;
+            (header->total_samples ==
+            0xffffffff) ? G_GINT64_CONSTANT (-1) : header->total_samples;
 
         caps = gst_caps_new_simple ("audio/x-wavpack",
             "width", G_TYPE_INT, WavpackGetBitsPerSample (wpc),
@@ -973,6 +1016,7 @@ static guint8 *
 gst_wavpack_parse_find_marker (guint8 * buf, guint size)
 {
   int i;
+
   guint8 *ret = NULL;
 
   if (G_UNLIKELY (size < 4))
@@ -991,11 +1035,13 @@ static GstFlowReturn
 gst_wavpack_parse_resync_loop (GstWavpackParse * parse, WavpackHeader * header)
 {
   GstFlowReturn flow_ret = GST_FLOW_UNEXPECTED;
+
   GstBuffer *buf = NULL;
 
   /* loop until we have a frame header or reach the end of the stream */
   while (1) {
     guint8 *data, *marker;
+
     guint len, size;
 
     if (buf) {
@@ -1056,6 +1102,7 @@ static void
 gst_wavpack_parse_loop (GstElement * element)
 {
   GstWavpackParse *parse = GST_WAVPACK_PARSE (element);
+
   GstFlowReturn flow_ret;
   WavpackHeader header = { {0,}, 0, };
   GstBuffer *buf = NULL;
@@ -1131,6 +1178,7 @@ static gboolean
 gst_wavpack_parse_resync_adapter (GstAdapter * adapter)
 {
   const guint8 *buf, *marker;
+
   guint avail = gst_adapter_available (adapter);
 
   if (avail < 4)
@@ -1162,8 +1210,11 @@ static GstFlowReturn
 gst_wavpack_parse_chain (GstPad * pad, GstBuffer * buf)
 {
   GstWavpackParse *wvparse = GST_WAVPACK_PARSE (GST_PAD_PARENT (pad));
+
   GstFlowReturn ret = GST_FLOW_OK;
+
   WavpackHeader wph;
+
   const guint8 *tmp_buf;
 
   if (!wvparse->adapter) {
@@ -1223,6 +1274,7 @@ static GstStateChangeReturn
 gst_wavpack_parse_change_state (GstElement * element, GstStateChange transition)
 {
   GstWavpackParse *wvparse = GST_WAVPACK_PARSE (element);
+
   GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
 
   switch (transition) {