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libcamera: improve configuration management

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This commit is contained in:
Kamil Trzcinski
2023-02-22 22:11:56 +01:00
parent 10545b6b7a
commit e2e5762b2b
4 changed files with 43 additions and 34 deletions
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34
device/libcamera/buffer_list.cc
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@ -61,10 +61,13 @@ int libcamera_buffer_list_open(buffer_list_t *buf_list)
return -1;
}
buf_list->libcamera->configuration = buf_list->dev->libcamera->camera->generateConfiguration(
{ libcamera::StreamRole::Viewfinder });
if (buf_list->index >= (int)buf_list->dev->libcamera->configuration->size()) {
LOG_INFO(buf_list, "Not enough configurations.");
return -1;
}
auto &configuration = buf_list->libcamera->configuration->at(0);
auto &configurations = buf_list->dev->libcamera->configuration;
auto &configuration = configurations->at(buf_list->index);
configuration.size = libcamera::Size(buf_list->fmt.width, buf_list->fmt.height);
configuration.pixelFormat = libcamera_from_fourcc(buf_list->fmt.format);
if (buf_list->fmt.bytesperline > 0) {
@ -73,20 +76,20 @@ int libcamera_buffer_list_open(buffer_list_t *buf_list)
if (buf_list->fmt.nbufs > 0) {
configuration.bufferCount = buf_list->fmt.nbufs;
}
if (buf_list->libcamera->configuration->validate() == libcamera::CameraConfiguration::Invalid) {
if (configurations->validate() == libcamera::CameraConfiguration::Invalid) {
LOG_ERROR(buf_list, "Camera configuration invalid");
}
if (buf_list->dev->libcamera->vflip) {
buf_list->libcamera->configuration->transform |= libcamera::Transform::VFlip;
configurations->transform |= libcamera::Transform::VFlip;
}
if (buf_list->dev->libcamera->hflip) {
buf_list->libcamera->configuration->transform |= libcamera::Transform::HFlip;
configurations->transform |= libcamera::Transform::HFlip;
}
if (!!(buf_list->libcamera->configuration->transform & libcamera::Transform::Transpose)) {
if (!!(configurations->transform & libcamera::Transform::Transpose)) {
LOG_ERROR(buf_list, "Transformation requiring transpose not supported");
}
if (buf_list->dev->libcamera->camera->configure(buf_list->libcamera->configuration.get()) < 0) {
if (buf_list->dev->libcamera->camera->configure(configurations.get()) < 0) {
LOG_ERROR(buf_list, "Failed to configure camera");
}
@ -96,16 +99,13 @@ int libcamera_buffer_list_open(buffer_list_t *buf_list)
buf_list->fmt.bytesperline = configuration.stride;
buf_list->fmt.nbufs = configuration.bufferCount;
buf_list->libcamera->allocator = std::make_shared<libcamera::FrameBufferAllocator>(
buf_list->dev->libcamera->camera);
if (buf_list->dev->libcamera->allocator->allocate(configuration.stream()) < 0) {
LOG_ERROR(buf_list, "Can't allocate buffers");
}
for (libcamera::StreamConfiguration &stream_config : *buf_list->libcamera->configuration) {
if (buf_list->libcamera->allocator->allocate(stream_config.stream()) < 0) {
LOG_ERROR(buf_list, "Can't allocate buffers");
}
int allocated = buf_list->libcamera->allocator->buffers(
stream_config.stream()).size();
{
int allocated = buf_list->dev->libcamera->allocator->buffers(
configuration.stream()).size();
buf_list->fmt.nbufs = std::min<unsigned>(buf_list->fmt.nbufs, allocated);
}