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Fix camera-vflip/hflip support on arm32v7

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This adds `buffer_list_alloc_buffers` and `buffer_list_free_buffers`
to delay buffers allocation for `libcamera`.

Doing this allows to setup RAW stream afterwards.
This commit is contained in:
Kamil Trzcinski
2023-04-18 10:37:39 +02:00
parent 6e89ac9663
commit f742c1a7fc
12 changed files with 120 additions and 41 deletions
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22
device/libcamera/buffer_list.cc
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@ -117,7 +117,16 @@ int libcamera_buffer_list_open(buffer_list_t *buf_list)
buf_list->fmt.height = configuration.size.height;
buf_list->fmt.format = libcamera_to_fourcc(configuration.pixelFormat);
buf_list->fmt.bytesperline = configuration.stride;
buf_list->fmt.nbufs = configuration.bufferCount;
return 0;
error:
return -1;
}
int libcamera_buffer_list_alloc_buffers(buffer_list_t *buf_list)
{
auto &configurations = buf_list->dev->libcamera->configuration;
auto &configuration = configurations->at(buf_list->index);
if (buf_list->dev->libcamera->allocator->allocate(configuration.stream()) < 0) {
LOG_ERROR(buf_list, "Can't allocate buffers");
@ -126,15 +135,20 @@ int libcamera_buffer_list_open(buffer_list_t *buf_list)
{
int allocated = buf_list->dev->libcamera->allocator->buffers(
configuration.stream()).size();
buf_list->fmt.nbufs = std::min<unsigned>(buf_list->fmt.nbufs, allocated);
return std::min<int>(buf_list->fmt.nbufs, allocated);
}
return buf_list->fmt.nbufs;
error:
return -1;
}
void libcamera_buffer_list_free_buffers(buffer_list_t *buf_list)
{
auto &configurations = buf_list->dev->libcamera->configuration;
auto &configuration = configurations->at(buf_list->index);
buf_list->dev->libcamera->allocator->free(configuration.stream());
}
void libcamera_buffer_list_close(buffer_list_t *buf_list)
{
if (buf_list->libcamera) {