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module-rtp: support more formats

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This commit is contained in:
Wim Taymans 2022-10-06 16:04:15 +02:00
parent da44be28cf
commit dfb6206207
2 changed files with 57 additions and 47 deletions
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34
src/modules/module-rtp-source.c
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@ -150,6 +150,26 @@ struct impl {
uint32_t n_sessions;
};
static const struct format_info {
uint32_t format;
uint32_t size;
const char *mime;
} format_info[] = {
{ SPA_AUDIO_FORMAT_U8, 1, "L8" },
{ SPA_AUDIO_FORMAT_ALAW, 1, "PCMA" },
{ SPA_AUDIO_FORMAT_ULAW, 1, "PCMU" },
{ SPA_AUDIO_FORMAT_S16_BE, 2, "L16" },
{ SPA_AUDIO_FORMAT_S24_BE, 2, "L24" },
};
static const struct format_info *find_format_info(const char *mime)
{
SPA_FOR_EACH_ELEMENT_VAR(format_info, f)
if (spa_streq(f->mime, mime))
return f;
return NULL;
}
struct sdp_info {
uint16_t hash;
@ -162,6 +182,7 @@ struct sdp_info {
uint16_t port;
uint8_t payload;
const struct format_info *format_info;
struct spa_audio_info_raw info;
uint32_t stride;
};
@ -666,13 +687,16 @@ static int parse_sdp_a(struct impl *impl, char *c, struct sdp_info *info)
return 0;
c += len;
if (spa_strstartswith(c, "L16/")) {
info->info.format = SPA_AUDIO_FORMAT_S16_BE;
info->stride = 2;
c += 4;
} else
c[strcspn(c, "/")] = 0;
info->format_info = find_format_info(c);
if (info->format_info == NULL)
return -EINVAL;
info->info.format = info->format_info->format;
info->stride = info->format_info->size;
c += strlen(c) + 1;
if (sscanf(c, "%u/%u", &rate, &channels) == 2) {
info->info.rate = rate;
info->info.channels = channels;