jordan/camera-streamer
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Optimise used buffers

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This commit is contained in:
Kamil Trzcinski 2022-04-07 18:39:37 +02:00
parent 1aec989bbc
commit eca9c43af7
2 changed files with 13 additions and 13 deletions
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2
cmd/main.c
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@ -28,7 +28,7 @@ camera_options_t camera_options = {
.width = 1920,
.height = 1080,
.format = 0,
.nbufs = 4,
.nbufs = 3,
.fps = 30,
.allow_dma = true,
.high_res_factor = 1.0,

24
hw/links.c
View File

@ -173,18 +173,6 @@ int links_step(link_t *all_links, int *timeout_ms)
buf_list->nbufs,
buf_list->device->paused);
// feed capture queue
if (!buf_list->device->paused && buf_list->do_capture && buf_list->do_mmap) {
buffer_t *buf;
while (buf = buffer_list_find_slot(buf_list)) {
int count_enqueued = buffer_list_count_enqueued(buf_list);
if (count_enqueued > 1)
break;
buffer_consumed(buf, "enqueued");
}
}
if (fds[i].revents & POLLIN) {
if (links_enqueue_from_source(buf_list, link) < 0) {
return -1;
@ -207,6 +195,18 @@ int links_step(link_t *all_links, int *timeout_ms)
E_LOG_INFO(buf_list, "Got an error");
return -1;
}
// feed capture queue (two buffers max)
if (!buf_list->device->paused && buf_list->do_capture && buf_list->do_mmap) {
buffer_t *buf;
int count_enqueued = buffer_list_count_enqueued(buf_list);
if (count_enqueued > 1)
continue;
if (buf = buffer_list_find_slot(buf_list)) {
buffer_consumed(buf, "enqueued");
}
}
}
return 0;
}