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spa: Implement latency reporting

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Implement latency reporting in alsa
Implement latency reporting on audioconf by passing on the latency
from the follower to outside of the adapter.
This commit is contained in:
Wim Taymans 2021-05-21 10:01:37 +02:00
parent 1a8f274a80
commit 1cd6d7b01d
8 changed files with 212 additions and 4 deletions
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6
spa/plugins/alsa/alsa-pcm.h
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@ -143,7 +143,8 @@ struct state {
#define IDX_IO 2
#define IDX_Format 3
#define IDX_Buffers 4
#define N_PORT_PARAMS 5
#define IDX_Latency 5
#define N_PORT_PARAMS 6
struct spa_param_info port_params[N_PORT_PARAMS];
struct spa_io_buffers *io;
struct spa_io_clock *clock;
@ -190,6 +191,9 @@ struct state {
struct spa_dll dll;
double max_error;
float latency_quantum;
uint32_t latency;
};
int