/* Called from I/O thread context */ static int source_output_process_msg(pa_msgobject *o, int code, void *data, int64_t offset, pa_memchunk *chunk) { struct userdata *u; pa_assert_se(u = PA_SOURCE_OUTPUT(o)->userdata); switch (code) { case PA_SOURCE_OUTPUT_MESSAGE_GET_LATENCY: *((pa_usec_t*) data) = pa_bytes_to_usec(pa_memblockq_get_length(u->memblockq), &u->source_output->sample_spec); /* Fall through, the default handler will add in the extra * latency added by the resampler */ break; } return pa_source_output_process_msg(o, code, data, offset, chunk); }
/* Called from output thread context */ static int source_output_process_msg_cb(pa_msgobject *obj, int code, void *data, int64_t offset, pa_memchunk *chunk) { struct userdata *u = PA_SOURCE_OUTPUT(obj)->userdata; switch (code) { case SOURCE_OUTPUT_MESSAGE_LATENCY_SNAPSHOT: { size_t length; length = pa_memblockq_get_length(u->source_output->thread_info.delay_memblockq); u->latency_snapshot.send_counter = u->send_counter; u->latency_snapshot.source_output_buffer = u->source_output->thread_info.resampler ? pa_resampler_result(u->source_output->thread_info.resampler, length) : length; u->latency_snapshot.source_latency = pa_source_get_latency_within_thread(u->source_output->source); return 0; } } return pa_source_output_process_msg(obj, code, data, offset, chunk); }
/* Called from output thread context */ static int source_output_process_msg_cb(pa_msgobject *obj, int code, void *data, int64_t offset, pa_memchunk *chunk) { struct userdata *u = PA_SOURCE_OUTPUT(obj)->userdata; switch (code) { case SOURCE_OUTPUT_MESSAGE_LATENCY_SNAPSHOT: { size_t length; length = pa_memblockq_get_length(u->source_output->thread_info.delay_memblockq); u->latency_snapshot.send_counter = u->send_counter; /* Add content of delay memblockq to the source latency */ u->latency_snapshot.source_latency = pa_source_get_latency_within_thread(u->source_output->source) + pa_bytes_to_usec(length, &u->source_output->source->sample_spec); u->latency_snapshot.source_timestamp = pa_rtclock_now(); return 0; } } return pa_source_output_process_msg(obj, code, data, offset, chunk); }
/* Called from output thread context */ static int source_output_process_msg_cb(pa_msgobject *obj, int code, void *data, int64_t offset, pa_memchunk *chunk) { /* FIXME, nothing to do here ? */ return pa_source_output_process_msg(obj, code, data, offset, chunk); }