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stream: Simplify passing of formats in extended API

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Passing a NULL-terminated array of pa_format_info pointers is a bit
unwieldy for clients. Instead of this, let's pass in an array of
pointers and the number of elements in the array.
This commit is contained in:
Arun Raghavan 2011-06-18 15:36:18 -07:00
parent 573b9d6ca8
commit 257bdcafe3
3 changed files with 14 additions and 11 deletions
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18
src/pulse/stream.c
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@ -86,14 +86,16 @@ static pa_stream *pa_stream_new_with_proplist_internal(
const pa_sample_spec *ss,
const pa_channel_map *map,
pa_format_info * const *formats,
unsigned int n_formats,
pa_proplist *p) {
pa_stream *s;
int i;
unsigned int i;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert((ss == NULL && map == NULL) || formats == NULL);
pa_assert((ss == NULL && map == NULL) || (formats == NULL && n_formats == 0));
pa_assert(n_formats < PA_MAX_FORMATS);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, name || (p && pa_proplist_contains(p, PA_PROP_MEDIA_NAME)), PA_ERR_INVALID);
@ -119,12 +121,9 @@ static pa_stream *pa_stream_new_with_proplist_internal(
s->n_formats = 0;
if (formats) {
for (i = 0; formats[i] && i < PA_MAX_FORMATS; i++) {
s->n_formats++;
s->n_formats = n_formats;
for (i = 0; i < n_formats; i++)
s->req_formats[i] = pa_format_info_copy(formats[i]);
}
/* Make sure the input array was NULL-terminated */
pa_assert(formats[i] == NULL);
}
/* We'll get the final negotiated format after connecting */
@ -221,18 +220,19 @@ pa_stream *pa_stream_new_with_proplist(
if (!map)
PA_CHECK_VALIDITY_RETURN_NULL(c, map = pa_channel_map_init_auto(&tmap, ss->channels, PA_CHANNEL_MAP_DEFAULT), PA_ERR_INVALID);
return pa_stream_new_with_proplist_internal(c, name, ss, map, NULL, p);
return pa_stream_new_with_proplist_internal(c, name, ss, map, NULL, 0, p);
}
pa_stream *pa_stream_new_extended(
pa_context *c,
const char *name,
pa_format_info * const *formats,
unsigned int n_formats,
pa_proplist *p) {
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 21, PA_ERR_NOTSUPPORTED);
return pa_stream_new_with_proplist_internal(c, name, NULL, NULL, formats, p);
return pa_stream_new_with_proplist_internal(c, name, NULL, NULL, formats, n_formats, p);
}
static void stream_unlink(pa_stream *s) {