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Make device to support composite devices (single output, many captures)

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This commit is contained in:
Kamil Trzcinski
2022-04-11 22:02:22 +02:00
parent d7c263bae9
commit 8dd470cb49
9 changed files with 40 additions and 29 deletions
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14
device/device.c
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@ -48,6 +48,11 @@ void device_close(device_t *dev) {
}
buffer_list_t *device_open_buffer_list(device_t *dev, bool do_capture, unsigned width, unsigned height, unsigned format, unsigned bytesperline, int nbufs, bool do_mmap)
{
return device_open_buffer_list2(dev, NULL, do_capture, width, height, format, bytesperline, nbufs, do_mmap);
}
buffer_list_t *device_open_buffer_list2(device_t *dev, const char *path, bool do_capture, unsigned width, unsigned height, unsigned format, unsigned bytesperline, int nbufs, bool do_mmap)
{
unsigned type;
char name[64];
@ -85,7 +90,7 @@ buffer_list_t *device_open_buffer_list(device_t *dev, bool do_capture, unsigned
.nbufs = nbufs
};
buf_list = buffer_list_open(name, index, dev, NULL, fmt, do_capture, do_mmap);
buf_list = buffer_list_open(name, index, dev, path, fmt, do_capture, do_mmap);
if (!buf_list) {
goto error;
}
@ -118,12 +123,17 @@ buffer_list_t *device_open_buffer_list_output(device_t *dev, buffer_list_t *capt
}
buffer_list_t *device_open_buffer_list_capture(device_t *dev, buffer_list_t *output_list, float div, unsigned format, bool do_mmap)
{
return device_open_buffer_list_capture2(dev, NULL, output_list, div, format, do_mmap);
}
buffer_list_t *device_open_buffer_list_capture2(device_t *dev, const char *path, buffer_list_t *output_list, float div, unsigned format, bool do_mmap)
{
if (!dev || !output_list) {
return NULL;
}
return device_open_buffer_list(dev, true,
return device_open_buffer_list2(dev, path, true,
output_list->fmt.width / div, output_list->fmt.height / div,
format, 0, output_list->nbufs, do_mmap);
}