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#ifndef _CUBEB_OUTPUT_LATENCY_H_
#define _CUBEB_OUTPUT_LATENCY_H_
#include "../cubeb-jni.h"
#include "cubeb_media_library.h"
#include <stdbool.h>
struct output_latency_function {
media_lib * from_lib;
cubeb_jni * from_jni;
int version;
};
typedef struct output_latency_function output_latency_function;
const int ANDROID_JELLY_BEAN_MR1_4_2 = 17;
output_latency_function *
cubeb_output_latency_load_method(int version)
{
output_latency_function * ol = NULL;
ol = calloc(1, sizeof(output_latency_function));
ol->version = version;
if (ol->version > ANDROID_JELLY_BEAN_MR1_4_2) {
ol->from_jni = cubeb_jni_init();
return ol;
}
ol->from_lib = cubeb_load_media_library();
return ol;
}
bool
cubeb_output_latency_method_is_loaded(output_latency_function * ol)
{
assert(ol);
if (ol->version > ANDROID_JELLY_BEAN_MR1_4_2) {
return !!ol->from_jni;
}
return !!ol->from_lib;
}
void
cubeb_output_latency_unload_method(output_latency_function * ol)
{
if (!ol) {
return;
}
if (ol->version > ANDROID_JELLY_BEAN_MR1_4_2 && ol->from_jni) {
cubeb_jni_destroy(ol->from_jni);
}
if (ol->version <= ANDROID_JELLY_BEAN_MR1_4_2 && ol->from_lib) {
cubeb_close_media_library(ol->from_lib);
}
free(ol);
}
uint32_t
cubeb_get_output_latency(output_latency_function * ol)
{
assert(cubeb_output_latency_method_is_loaded(ol));
if (ol->version > ANDROID_JELLY_BEAN_MR1_4_2) {
return cubeb_get_output_latency_from_jni(ol->from_jni);
}
return cubeb_get_output_latency_from_media_library(ol->from_lib);
}
#endif // _CUBEB_OUTPUT_LATENCY_H_
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