jordan/camera-streamer
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This commit is contained in:
Kamil Trzcinski 2022-04-04 15:12:33 +02:00
parent ac9831bd1a
commit 3c4457076b
4 changed files with 8 additions and 11 deletions
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1
.gitignore vendored Normal file
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@ -0,0 +1 @@
camera_stream

16
buffer_queue.c
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@ -13,11 +13,7 @@ bool buffer_output_dequeue(buffer_t *buf)
bool buffer_consumed(buffer_t *buf) bool buffer_consumed(buffer_t *buf)
{ {
if (buf->buf_list->do_mmap) { if (buf->mmap_reflinks > 0) {
if (buf->mmap_reflinks <= 0) {
return true;
}
buf->mmap_reflinks--; buf->mmap_reflinks--;
// update used bytes // update used bytes
@ -31,11 +27,11 @@ bool buffer_consumed(buffer_t *buf)
E_LOG_DEBUG(buf, "Queuing buffer..."); E_LOG_DEBUG(buf, "Queuing buffer...");
E_XIOCTL(buf, buf->buf_list->device->fd, VIDIOC_QBUF, &buf->v4l2_buffer, "Can't queue buffer."); E_XIOCTL(buf, buf->buf_list->device->fd, VIDIOC_QBUF, &buf->v4l2_buffer, "Can't queue buffer.");
} }
} else { }
if (buf->mmap_source) {
buffer_consumed(buf->mmap_source); if (buf->mmap_source) {
buf->mmap_source = NULL; buffer_consumed(buf->mmap_source);
} buf->mmap_source = NULL;
} }
return true; return true;

BIN
camera_stream
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2
device.c
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@ -70,7 +70,7 @@ int device_open_buffer_list(device_t *dev, bool do_capture, unsigned width, unsi
} }
} else { } else {
buf_list = &dev->output_list; buf_list = &dev->output_list;
do_mmap = true; //do_mmap = true;
if (dev->v4l2_cap.capabilities & V4L2_CAP_VIDEO_OUTPUT) { if (dev->v4l2_cap.capabilities & V4L2_CAP_VIDEO_OUTPUT) {
type = V4L2_BUF_TYPE_VIDEO_OUTPUT; type = V4L2_BUF_TYPE_VIDEO_OUTPUT;