jordan/camera-streamer
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This commit is contained in:
Kamil Trzcinski
2022-04-04 17:45:13 +02:00
parent fcbb56f7fa
commit b92db819dd
5 changed files with 77 additions and 46 deletions
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13
device.c
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@@ -7,6 +7,7 @@ device_t *device_open(const char *name, const char *path) {
dev->name = strdup(name);
dev->path = strdup(path);
dev->fd = open(path, O_RDWR|O_NONBLOCK);
dev->allow_dma = true;
if(dev->fd < 0) {
E_LOG_ERROR(dev, "Can't open device");
}
@@ -48,7 +49,7 @@ void device_close(device_t *dev) {
free(dev);
}
int device_open_buffer_list(device_t *dev, bool do_capture, unsigned width, unsigned height, unsigned format, int nbufs, bool allow_dma)
int device_open_buffer_list(device_t *dev, bool do_capture, unsigned width, unsigned height, unsigned format, int nbufs)
{
unsigned type;
char name[64];
@@ -59,6 +60,10 @@ int device_open_buffer_list(device_t *dev, bool do_capture, unsigned width, unsi
buf_list = &dev->capture_list;
do_mmap = true;
if (dev->capture_list) {
E_LOG_ERROR(dev, "The capture_list is already created.");
}
if (dev->v4l2_cap.capabilities & V4L2_CAP_VIDEO_CAPTURE) {
type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
sprintf(name, "%s:capture", dev->name);
@@ -70,7 +75,11 @@ int device_open_buffer_list(device_t *dev, bool do_capture, unsigned width, unsi
}
} else {
buf_list = &dev->output_list;
do_mmap = !allow_dma;
do_mmap = !dev->allow_dma;
if (dev->output_list) {
E_LOG_ERROR(dev, "The output_list is already created.");
}
if (dev->v4l2_cap.capabilities & V4L2_CAP_VIDEO_OUTPUT) {
type = V4L2_BUF_TYPE_VIDEO_OUTPUT;