73 lines
1.7 KiB
C
73 lines
1.7 KiB
C
#include <osmocom/core/talloc.h>
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#include <osmocom/core/utils.h>
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#include <osmocom/core/linuxlist.h>
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#include "rtp_provider.h"
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#include "internal.h"
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static LLIST_HEAD(g_providers);
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static LLIST_HEAD(g_prov_instances);
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const struct value_string codec_type_names[] = {
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{ CODEC_ULAW, "ULAW" },
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{ CODEC_ALAW, "ALAW" },
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{ CODEC_GSM_FR, "GSM_FR" },
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{ CODEC_GSM_EFR, "GSM_EFR" },
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{ CODEC_GSM_HR, "GSM_HR" },
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{ CODEC_AMR_4_75, "AMR_4_75" },
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{ CODEC_AMR_5_15, "AMR_5_15" },
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{ CODEC_AMR_5_90, "AMR_5_90" },
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{ CODEC_AMR_6_70, "AMR_6_70" },
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{ CODEC_AMR_7_40, "AMR_7_40" },
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{ CODEC_AMR_7_95, "AMR_7_95" },
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{ CODEC_AMR_10_2, "AMR_10_2" },
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{ CODEC_AMR_12_2, "AMR_12_2" },
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{ CODEC_AMR_SID, "AMR_SID" },
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{ 0, NULL }
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};
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void rtp_provider_register(struct rtp_provider *prov)
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{
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llist_add_tail(&prov->list, &g_providers);
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}
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const struct rtp_provider *rtp_provider_find(const char *name)
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{
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struct rtp_provider *p;
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llist_for_each_entry(p, &g_providers, list) {
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if (!strcmp(name, p->name))
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return p;
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}
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LOGP(DMAIN, LOGL_ERROR, "Couldn't find RTP provider '%s'\n", name);
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return NULL;
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}
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struct rtp_provider_instance *
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rtp_provider_instance_alloc(void *ctx, const struct rtp_provider *provider, enum codec_type codec)
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{
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struct rtp_provider_instance *pi;
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pi = talloc_zero(ctx, struct rtp_provider_instance);
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if (!pi)
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return NULL;
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pi->provider = provider;
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pi->codec = codec;
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llist_add_tail(&pi->list, &g_prov_instances);
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return pi;
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}
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void rtp_provider_instance_free(struct rtp_provider_instance *pi)
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{
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llist_del(&pi->list);
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talloc_free(pi);
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}
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int rtp_provider_instance_gen_frame(struct rtp_provider_instance *pi, uint8_t *out, size_t out_size)
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{
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OSMO_ASSERT(pi->provider);
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return pi->provider->rtp_gen(pi, out, out_size);
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}
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