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format: Add some convenience functions for printing

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This commit is contained in:
Arun Raghavan 2011-03-08 20:15:36 +05:30
parent a3a0042144
commit 8631f4e2c4
3 changed files with 51 additions and 0 deletions
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36
src/pulse/format.c
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@ -27,12 +27,28 @@
#include <pulse/internal.h>
#include <pulse/xmalloc.h>
#include <pulse/i18n.h>
#include <pulsecore/core-util.h>
#include <pulsecore/macro.h>
#include "format.h"
const char *pa_encoding_to_string(pa_encoding_t e) {
static const char* const table[]= {
[PA_ENCODING_PCM] = "pcm",
[PA_ENCODING_AC3_IEC61937] = "ac3-iec61937",
[PA_ENCODING_EAC3_IEC61937] = "eac3-iec61937",
[PA_ENCODING_MPEG_IEC61937] = "mpeg-iec61937",
[PA_ENCODING_ANY] = "any",
};
if (e < 0 || e >= PA_ENCODING_MAX)
return NULL;
return table[e];
}
pa_format_info* pa_format_info_new(void) {
pa_format_info *f = pa_xnew(pa_format_info, 1);
@ -78,6 +94,26 @@ int pa_format_info_is_pcm(const pa_format_info *f) {
return f->encoding == PA_ENCODING_PCM;
}
char *pa_format_info_snprint(char *s, size_t l, const pa_format_info *f) {
char *tmp;
pa_assert(s);
pa_assert(l > 0);
pa_assert(f);
pa_init_i18n();
if (!pa_format_info_valid(f))
pa_snprintf(s, l, _("(invalid)"));
else {
tmp = pa_proplist_to_string_sep(f->plist, ", ");
pa_snprintf(s, l, _("%s, %s"), pa_encoding_to_string(f->encoding), tmp[0] ? tmp : _("(no properties)"));
pa_xfree(tmp);
}
return s;
}
pa_bool_t pa_format_info_is_compatible(pa_format_info *first, pa_format_info *second) {
const char *key;
void *state = NULL;