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ext/wavpack/gstwavpackparse.*: Use a GSList for the GArray that is used like a list anyway.

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Original commit message from CVS:
* ext/wavpack/gstwavpackparse.c:
(gst_wavpack_parse_index_get_last_entry),
(gst_wavpack_parse_index_get_entry_from_sample),
(gst_wavpack_parse_index_append_entry), (gst_wavpack_parse_reset),
(gst_wavpack_parse_scan_to_find_sample):
* ext/wavpack/gstwavpackparse.h:
Use a GSList for the GArray that is used like a list anyway.
This commit is contained in:
Sebastian Dröge 2007-06-28 19:00:43 +00:00
parent 6c980d5fa0
commit c897b7bee0
3 changed files with 30 additions and 24 deletions
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10
ChangeLog
View file

@ -1,3 +1,13 @@
2007-06-28 Sebastian Dröge <slomo@circular-chaos.org>
* ext/wavpack/gstwavpackparse.c:
(gst_wavpack_parse_index_get_last_entry),
(gst_wavpack_parse_index_get_entry_from_sample),
(gst_wavpack_parse_index_append_entry), (gst_wavpack_parse_reset),
(gst_wavpack_parse_scan_to_find_sample):
* ext/wavpack/gstwavpackparse.h:
Use a GSList for the GArray that is used like a list anyway.
2007-06-28 Tim-Philipp Müller <tim at centricular dot net>
* ext/gdk_pixbuf/gstgdkpixbuf.c: (gst_gdk_pixbuf_sink_setcaps),

40
ext/wavpack/gstwavpackparse.c
View file

@ -141,13 +141,9 @@ gst_wavpack_parse_class_init (GstWavpackParseClass * klass)
static GstWavpackParseIndexEntry *
gst_wavpack_parse_index_get_last_entry (GstWavpackParse * wvparse)
{
gint last;
g_assert (wvparse->entries != NULL);
g_assert (wvparse->entries->len > 0);
last = wvparse->entries->len - 1;
return &g_array_index (wvparse->entries, GstWavpackParseIndexEntry, last);
return wvparse->entries->data;
}
static GstWavpackParseIndexEntry *
@ -155,14 +151,15 @@ gst_wavpack_parse_index_get_entry_from_sample (GstWavpackParse * wvparse,
gint64 sample_offset)
{
gint i;
GSList *node;
if (wvparse->entries == NULL || wvparse->entries->len == 0)
if (wvparse->entries == NULL)
return NULL;
for (i = wvparse->entries->len - 1; i >= 0; --i) {
for (node = wvparse->entries, i = 0; node; node = node->next, i++) {
GstWavpackParseIndexEntry *entry;
entry = &g_array_index (wvparse->entries, GstWavpackParseIndexEntry, i);
entry = node->data;
GST_LOG_OBJECT (wvparse, "Index entry %03u: sample %" G_GINT64_FORMAT " @"
" byte %" G_GINT64_FORMAT, i, entry->sample_offset, entry->byte_offset);
@ -187,15 +184,12 @@ static void
gst_wavpack_parse_index_append_entry (GstWavpackParse * wvparse,
gint64 byte_offset, gint64 sample_offset, gint64 num_samples)
{
GstWavpackParseIndexEntry entry;
GstWavpackParseIndexEntry *entry;
if (wvparse->entries == NULL) {
wvparse->entries = g_array_new (FALSE, TRUE,
sizeof (GstWavpackParseIndexEntry));
} else {
/* do we have this one already? */
entry = *gst_wavpack_parse_index_get_last_entry (wvparse);
if (entry.byte_offset >= byte_offset)
/* do we have this one already? */
if (wvparse->entries) {
entry = gst_wavpack_parse_index_get_last_entry (wvparse);
if (entry->byte_offset >= byte_offset)
return;
}
@ -204,10 +198,11 @@ gst_wavpack_parse_index_append_entry (GstWavpackParse * wvparse,
GST_TIME_ARGS (gst_util_uint64_scale_int (sample_offset,
GST_SECOND, wvparse->samplerate)), byte_offset);
entry.byte_offset = byte_offset;
entry.sample_offset = sample_offset;
entry.sample_offset_end = sample_offset + num_samples;
g_array_append_val (wvparse->entries, entry);
entry = g_new0 (GstWavpackParseIndexEntry, 1);
entry->byte_offset = byte_offset;
entry->sample_offset = sample_offset;
entry->sample_offset_end = sample_offset + num_samples;
wvparse->entries = g_slist_prepend (wvparse->entries, entry);
}
static void
@ -226,7 +221,8 @@ gst_wavpack_parse_reset (GstWavpackParse * parse)
parse->upstream_length = -1;
if (parse->entries) {
g_array_free (parse->entries, TRUE);
g_slist_foreach (parse->entries, (GFunc) g_free, NULL);
g_slist_free (parse->entries);
parse->entries = NULL;
}
@ -405,7 +401,7 @@ gst_wavpack_parse_scan_to_find_sample (GstWavpackParse * parse,
/* if we have an index, we can start scanning from the last known offset
* in there, after all we know our wanted sample is not in the index */
if (parse->entries && parse->entries->len > 0) {
if (parse->entries) {
GstWavpackParseIndexEntry *entry;
entry = gst_wavpack_parse_index_get_last_entry (parse);

4
ext/wavpack/gstwavpackparse.h
View file

@ -71,11 +71,11 @@ struct _GstWavpackParse
GstAdapter *adapter; /* when operating chain-based, otherwise NULL */
/* Array of GstWavpackParseIndexEntry structs, mapping known
/* List of GstWavpackParseIndexEntry structs, mapping known
* sample offsets to byte offsets. Is kept increasing without
* gaps (ie. append only and consecutive entries must always
* map to consecutive chunks in the file). */
GArray *entries;
GSList *entries;
/* Queued events (e.g. tag events we receive before we create the src pad) */
GList *queued_events; /* STREAM_LOCK */