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gst/gststructure.c: Convert function to use gst_value_serialize().
Original commit message from CVS: * gst/gststructure.c: (gst_structure_to_string): Convert function to use gst_value_serialize(). * gst/gstvalue.c: (gst_value_serialize_list), (gst_value_serialize_fourcc), (gst_value_serialize_int_range), (gst_value_serialize_double_range), (gst_value_serialize_boolean), (gst_value_serialize_int), (gst_value_serialize_double), (gst_string_wrap), (gst_value_serialize_string), (gst_value_serialize), (gst_value_deserialize): * gst/gstvalue.h: Add implementations for serialize.
This commit is contained in:
David Schleef
parent
05202e6ac7
commit
134e00d543
4 changed files with 154 additions and 77 deletions
13
ChangeLog
13
ChangeLog
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@ -1,3 +1,16 @@
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2004-01-20 David Schleef <ds@schleef.org>
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* gst/gststructure.c: (gst_structure_to_string):
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Convert function to use gst_value_serialize().
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* gst/gstvalue.c: (gst_value_serialize_list),
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(gst_value_serialize_fourcc), (gst_value_serialize_int_range),
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(gst_value_serialize_double_range), (gst_value_serialize_boolean),
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(gst_value_serialize_int), (gst_value_serialize_double),
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(gst_string_wrap), (gst_value_serialize_string),
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(gst_value_serialize), (gst_value_deserialize):
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* gst/gstvalue.h:
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Add implementations for serialize.
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2004-01-20 Julien MOUTTE <julien@moutte.net>
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* gst/gsterror.h: xvidenc.c needs GST_LIBRARY_ERROR_ENCODE. Dunno if
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@ -955,55 +955,6 @@ static const char *_gst_structure_to_abbr(GType type)
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((c) == '-') || ((c) == '+') || ((c) == '/') || ((c) == ':') || \
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((c) == '.'))
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static gchar *
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_gst_structure_wrap_string(gchar *s)
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{
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gchar *t;
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int len;
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gchar *d, *e;
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gboolean wrap = FALSE;
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len = 0;
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t = s;
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while (*t) {
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if(GST_ASCII_IS_STRING(*t)) {
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len++;
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} else if(*t < 0x20 || *t >= 0x7f) {
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wrap = TRUE;
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len += 4;
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} else {
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wrap = TRUE;
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len += 2;
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}
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t++;
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}
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if (!wrap) return s;
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e = d = g_malloc(len + 3);
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*e++ = '\"';
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t = s;
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while (*t) {
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if(GST_ASCII_IS_STRING(*t)) {
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*e++ = *t++;
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} else if(*t < 0x20 || *t >= 0x7f) {
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*e++ = '\\';
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*e++ = '0' + ((*t)>>6);
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*e++ = '0' + (((*t)>>3)&0x7);
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*e++ = '0' + ((*t++)&0x7);
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} else {
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*e++ = '\\';
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*e++ = *t++;
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}
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}
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*e++ = '\"';
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*e = 0;
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g_free(s);
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return d;
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}
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/**
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* gst_structure_to_string:
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* @structure: a #GstStructure
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@ -1017,7 +968,6 @@ gst_structure_to_string(const GstStructure *structure)
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{
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GstStructureField *field;
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GString *s;
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char *t;
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int i;
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g_return_val_if_fail(structure != NULL, NULL);
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@ -1026,14 +976,12 @@ gst_structure_to_string(const GstStructure *structure)
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/* FIXME this string may need to be escaped */
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g_string_append_printf(s, "%s", g_quark_to_string(structure->name));
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for(i=0;i<structure->fields->len;i++) {
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GValue s_val = { 0 };
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char *t;
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GType type;
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field = GST_STRUCTURE_FIELD(structure, i);
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g_value_init(&s_val, G_TYPE_STRING);
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g_value_transform (&field->value, &s_val);
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t = gst_value_serialize (&field->value);
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type = G_VALUE_TYPE (&field->value);
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if (type == GST_TYPE_LIST) {
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@ -1045,21 +993,14 @@ gst_structure_to_string(const GstStructure *structure)
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} else {
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type = G_TYPE_INT;
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}
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t = g_strdup(g_value_get_string(&s_val));
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} else if (G_VALUE_TYPE(&field->value) == GST_TYPE_INT_RANGE) {
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type = G_TYPE_INT;
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t = g_strdup(g_value_get_string(&s_val));
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} else if (G_VALUE_TYPE(&field->value) == GST_TYPE_DOUBLE_RANGE) {
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type = G_TYPE_DOUBLE;
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t = g_strdup(g_value_get_string(&s_val));
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} else {
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t = _gst_structure_wrap_string(g_strdup(g_value_get_string(&s_val)));
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}
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g_string_append_printf(s, ", %s=(%s)%s", g_quark_to_string(field->name),
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_gst_structure_to_abbr(type), t);
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g_free(t);
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g_value_unset (&s_val);
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}
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return g_string_free(s, FALSE);
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}
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151
gst/gstvalue.c
151
gst/gstvalue.c
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@ -283,8 +283,24 @@ gst_value_compare_list (const GValue *value1, const GValue *value2)
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static char *
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gst_value_serialize_list (const GValue *value)
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{
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g_warning("unimplemented");
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return NULL;
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int i;
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GArray *array = value->data[0].v_pointer;
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GString *s;
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GValue *v;
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gchar *s_val;
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s = g_string_new("{ ");
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for(i=0;i<array->len;i++){
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v = &g_array_index (array, GValue, i);
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s_val = gst_value_serialize (v);
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g_string_append (s, s_val);
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g_free (s_val);
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if (i<array->len - 1) {
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g_string_append (s, ", ");
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}
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}
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g_string_append (s, " }");
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return g_string_free (s, FALSE);
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}
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static gboolean
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@ -384,8 +400,16 @@ gst_value_compare_fourcc (const GValue *value1, const GValue *value2)
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static char *
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gst_value_serialize_fourcc (const GValue *value)
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{
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g_warning("unimplemented");
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return NULL;
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guint32 fourcc = value->data[0].v_int;
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if (g_ascii_isalnum ((fourcc>>0) & 0xff) &&
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g_ascii_isalnum ((fourcc>>8) & 0xff) &&
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g_ascii_isalnum ((fourcc>>16) & 0xff) &&
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g_ascii_isalnum ((fourcc>>24) & 0xff)){
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return g_strdup_printf(GST_FOURCC_FORMAT, GST_FOURCC_ARGS(fourcc));
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} else {
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return g_strdup_printf("0x%08x", fourcc);
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}
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}
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static gboolean
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@ -499,8 +523,8 @@ gst_value_compare_int_range (const GValue *value1, const GValue *value2)
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static char *
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gst_value_serialize_int_range (const GValue *value)
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{
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g_warning("unimplemented");
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return NULL;
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return g_strdup_printf ("[ %d, %d ]", value->data[0].v_int,
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value->data[1].v_int);
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}
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static gboolean
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@ -619,8 +643,11 @@ gst_value_compare_double_range (const GValue *value1, const GValue *value2)
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static char *
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gst_value_serialize_double_range (const GValue *value)
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{
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g_warning("unimplemented");
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return NULL;
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char d1[G_ASCII_DTOSTR_BUF_SIZE];
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char d2[G_ASCII_DTOSTR_BUF_SIZE];
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g_ascii_dtostr(d1, G_ASCII_DTOSTR_BUF_SIZE, value->data[0].v_double);
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g_ascii_dtostr(d2, G_ASCII_DTOSTR_BUF_SIZE, value->data[1].v_double);
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return g_strdup_printf ("[ %s, %s ]", d1, d2);
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}
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static gboolean
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@ -671,8 +698,10 @@ gst_value_compare_boolean (const GValue *value1, const GValue *value2)
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static char *
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gst_value_serialize_boolean (const GValue *value)
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{
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g_warning("unimplemented");
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return NULL;
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if (value->data[0].v_int) {
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return g_strdup ("true");
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}
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return g_strdup ("false");
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}
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static gboolean
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@ -698,8 +727,7 @@ gst_value_compare_int (const GValue *value1, const GValue *value2)
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static char *
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gst_value_serialize_int (const GValue *value)
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{
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g_warning("unimplemented");
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return NULL;
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return g_strdup_printf ("%d", value->data[0].v_int);
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}
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static gboolean
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@ -727,8 +755,9 @@ gst_value_compare_double (const GValue *value1, const GValue *value2)
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static char *
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gst_value_serialize_double (const GValue *value)
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{
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g_warning("unimplemented");
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return NULL;
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char d[G_ASCII_DTOSTR_BUF_SIZE];
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g_ascii_dtostr(d, G_ASCII_DTOSTR_BUF_SIZE, value->data[0].v_double);
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return g_strdup (d);
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}
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static gboolean
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@ -750,11 +779,62 @@ gst_value_compare_string (const GValue *value1, const GValue *value2)
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return GST_VALUE_EQUAL;
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}
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#define GST_ASCII_IS_STRING(c) (g_ascii_isalnum((c)) || ((c) == '_') || \
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((c) == '-') || ((c) == '+') || ((c) == '/') || ((c) == ':') || \
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((c) == '.'))
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static gchar *
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gst_string_wrap (const char *s)
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{
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const gchar *t;
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int len;
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gchar *d, *e;
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gboolean wrap = FALSE;
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len = 0;
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t = s;
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while (*t) {
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if(GST_ASCII_IS_STRING(*t)) {
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len++;
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} else if(*t < 0x20 || *t >= 0x7f) {
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wrap = TRUE;
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len += 4;
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} else {
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wrap = TRUE;
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len += 2;
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}
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t++;
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}
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if (!wrap) return strdup (s);
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e = d = g_malloc(len + 3);
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*e++ = '\"';
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t = s;
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while (*t) {
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if(GST_ASCII_IS_STRING(*t)) {
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*e++ = *t++;
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} else if(*t < 0x20 || *t >= 0x7f) {
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*e++ = '\\';
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*e++ = '0' + ((*t)>>6);
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*e++ = '0' + (((*t)>>3)&0x7);
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*e++ = '0' + ((*t++)&0x7);
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} else {
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*e++ = '\\';
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*e++ = *t++;
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}
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}
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*e++ = '\"';
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*e = 0;
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return d;
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}
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static char *
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gst_value_serialize_string (const GValue *value)
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{
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g_warning("unimplemented");
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return NULL;
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return gst_string_wrap (value->data[0].v_pointer);
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}
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static gboolean
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@ -1102,6 +1182,45 @@ gst_value_init_and_copy (GValue *dest, const GValue *src)
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g_value_copy (src, dest);
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}
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/**
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* gst_value_serialize:
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*
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*/
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gchar *
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gst_value_serialize (const GValue *value)
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{
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int i;
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GValue s_val = { 0 };
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GstValueTable *table;
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char *s;
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for(i=0;i<gst_value_table->len;i++){
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table = &g_array_index(gst_value_table, GstValueTable, i);
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if(table->type != G_VALUE_TYPE(value) ||
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table->serialize == NULL) continue;
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return table->serialize(value);
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}
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g_value_init (&s_val, G_TYPE_STRING);
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g_value_transform (value, &s_val);
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s = gst_string_wrap (g_value_get_string (&s_val));
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g_value_unset (&s_val);
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return s;
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}
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/**
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* gst_value_deserialize:
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*
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*/
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gboolean
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gst_value_deserialize (GValue *dest, const gchar *src)
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{
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g_warning("unimplemented");
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return FALSE;
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}
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void
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_gst_value_initialize (void)
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{
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@ -129,6 +129,10 @@ void gst_value_register (const GstValueTable *table);
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void gst_value_init_and_copy (GValue *dest, const GValue *src);
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void _gst_value_initialize (void);
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gchar * gst_value_serialize (const GValue *value);
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gboolean gst_value_deserialize (GValue *dest, const gchar *src);
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G_END_DECLS
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#endif
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