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Include buffer caching

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This commit is contained in:
Kamil Trzcinski
2022-04-06 12:22:52 +02:00
parent 237e87c90e
commit 0e1ea755d9
5 changed files with 17 additions and 10 deletions
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8
hw/buffer_lock.c
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@ -20,15 +20,13 @@ void buffer_lock_use(buffer_lock_t *buf_lock, int ref)
bool buffer_lock_needs_buffer(buffer_lock_t *buf_lock)
{
struct timeval now;
gettimeofday(&now, NULL);
uint64_t now = get_monotonic_time_us(NULL, NULL);
bool needs_buffer = false;
pthread_mutex_lock(&buf_lock->lock);
if (now.tv_sec - buf_lock->buf_time.tv_sec > 1) {
if (buf_lock->timeout_us > 0 && now - buf_lock->buf_time_us > buf_lock->timeout_us) {
buffer_consumed(buf_lock->buf, buf_lock->name);
buf_lock->buf = NULL;
needs_buffer = true;
}
if (buf_lock->refs > 0) {
needs_buffer = true;
@ -45,7 +43,7 @@ void buffer_lock_capture(buffer_lock_t *buf_lock, buffer_t *buf)
buffer_use(buf);
buf_lock->buf = buf;
buf_lock->counter++;
gettimeofday(&buf_lock->buf_time, NULL);
buf_lock->buf_time_us = get_monotonic_time_us(NULL, NULL);
E_LOG_DEBUG(buf_lock, "Captured buffer %s (refs=%d), frame=%d", dev_name(buf), buf ? buf->mmap_reflinks : 0, buf_lock->counter);
pthread_cond_broadcast(&buf_lock->cond_wait);
pthread_mutex_unlock(&buf_lock->lock);