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-rw-r--r--src/android/camera_device.cpp57
-rw-r--r--src/android/camera_device.h1
2 files changed, 33 insertions, 25 deletions
diff --git a/src/android/camera_device.cpp b/src/android/camera_device.cpp
index 6d060e0c..3f18fdfa 100644
--- a/src/android/camera_device.cpp
+++ b/src/android/camera_device.cpp
@@ -98,6 +98,7 @@ CameraDevice::Camera3RequestDescriptor::Camera3RequestDescriptor(
: frameNumber(frameNumber), numBuffers(numBuffers)
{
buffers = new camera3_stream_buffer_t[numBuffers];
+ frameBuffers.reserve(numBuffers);
}
CameraDevice::Camera3RequestDescriptor::~Camera3RequestDescriptor()
@@ -990,6 +991,7 @@ int CameraDevice::configureStreams(camera3_stream_configuration_t *stream_list)
config_->addConfiguration(streamConfiguration);
streams_[i].index = streamIndex++;
+ stream->priv = static_cast<void *>(&streams_[i]);
}
switch (config_->validate()) {
@@ -1048,9 +1050,6 @@ FrameBuffer *CameraDevice::createFrameBuffer(const buffer_handle_t camera3buffer
int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Request)
{
- StreamConfiguration *streamConfiguration = &config_->at(0);
- Stream *stream = streamConfiguration->stream();
-
if (camera3Request->num_output_buffers != 1) {
LOG(HAL, Error) << "Invalid number of output buffers: "
<< camera3Request->num_output_buffers;
@@ -1088,30 +1087,36 @@ int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reques
camera_->createRequest(reinterpret_cast<uint64_t>(descriptor));
for (unsigned int i = 0; i < descriptor->numBuffers; ++i) {
+ CameraStream *cameraStream =
+ static_cast<CameraStream *>(camera3Buffers[i].stream->priv);
+
/*
* Keep track of which stream the request belongs to and store
* the native buffer handles.
- *
- * \todo Currently we only support one capture buffer. Copy
- * all of them to be ready once we'll support more.
*/
descriptor->buffers[i].stream = camera3Buffers[i].stream;
descriptor->buffers[i].buffer = camera3Buffers[i].buffer;
- }
- /*
- * Create a libcamera buffer using the dmabuf descriptors of the first
- * and (currently) only supported request buffer.
- */
- FrameBuffer *buffer = createFrameBuffer(*camera3Buffers[0].buffer);
- if (!buffer) {
- LOG(HAL, Error) << "Failed to create buffer";
- delete request;
- delete descriptor;
- return -ENOMEM;
- }
+ /*
+ * Create a libcamera buffer using the dmabuf descriptors of
+ * the camera3Buffer for each stream. The FrameBuffer is
+ * directly associated with the Camera3RequestDescriptor for
+ * lifetime management only.
+ */
+ FrameBuffer *buffer = createFrameBuffer(*camera3Buffers[i].buffer);
+ if (!buffer) {
+ LOG(HAL, Error) << "Failed to create buffer";
+ delete request;
+ delete descriptor;
+ return -ENOMEM;
+ }
+ descriptor->frameBuffers.emplace_back(buffer);
+
+ StreamConfiguration *streamConfiguration = &config_->at(cameraStream->index);
+ Stream *stream = streamConfiguration->stream();
- request->addBuffer(stream, buffer);
+ request->addBuffer(stream, buffer);
+ }
int ret = camera_->queueRequest(request);
if (ret) {
@@ -1127,7 +1132,6 @@ int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reques
void CameraDevice::requestComplete(Request *request)
{
const std::map<Stream *, FrameBuffer *> &buffers = request->buffers();
- FrameBuffer *buffer = buffers.begin()->second;
camera3_buffer_status status = CAMERA3_BUFFER_STATUS_OK;
std::unique_ptr<CameraMetadata> resultMetadata;
@@ -1145,10 +1149,6 @@ void CameraDevice::requestComplete(Request *request)
captureResult.frame_number = descriptor->frameNumber;
captureResult.num_output_buffers = descriptor->numBuffers;
for (unsigned int i = 0; i < descriptor->numBuffers; ++i) {
- /*
- * \todo Currently we only support one capture buffer. Prepare
- * all of them to be ready once we'll support more.
- */
descriptor->buffers[i].acquire_fence = -1;
descriptor->buffers[i].release_fence = -1;
descriptor->buffers[i].status = status;
@@ -1156,6 +1156,14 @@ void CameraDevice::requestComplete(Request *request)
captureResult.output_buffers =
const_cast<const camera3_stream_buffer_t *>(descriptor->buffers);
+ /*
+ * \todo The timestamp used for the metadata is currently always taken
+ * from the first buffer (which may be the first stream) in the Request.
+ * It might be appropriate to return a 'correct' (as determined by
+ * pipeline handlers) timestamp in the Request itself.
+ */
+ FrameBuffer *buffer = buffers.begin()->second;
+
if (status == CAMERA3_BUFFER_STATUS_OK) {
notifyShutter(descriptor->frameNumber,
buffer->metadata().timestamp);
@@ -1180,7 +1188,6 @@ void CameraDevice::requestComplete(Request *request)
callbacks_->process_capture_result(callbacks_, &captureResult);
delete descriptor;
- delete buffer;
}
std::string CameraDevice::logPrefix() const
diff --git a/src/android/camera_device.h b/src/android/camera_device.h
index d00f617b..5b8b9c3e 100644
--- a/src/android/camera_device.h
+++ b/src/android/camera_device.h
@@ -70,6 +70,7 @@ private:
uint32_t frameNumber;
uint32_t numBuffers;
camera3_stream_buffer_t *buffers;
+ std::vector<std::unique_ptr<libcamera::FrameBuffer>> frameBuffers;
};
struct Camera3StreamConfiguration {