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android: camera_device: Check if a request is configured on processCaptureRequest()

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Add a check on processCaptureRequest() if a given capture
request contains a camera stream that has been configured.

Signed-off-by: Hirokazu Honda <hiroh@chromium.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Hirokazu Honda 2021-06-15 17:00:28 +09:00 • committed by Laurent Pinchart
parent 4510638e5d
commit b8732a80fe
2 changed files with 67 additions and 42 deletions
Download patch file Download diff file Expand all files Collapse all files

108
src/android/camera_device.cpp
View file

@ -10,6 +10,7 @@
#include "camera_ops.h"
#include "post_processor.h"
#include <algorithm>
#include <fstream>
#include <sys/mman.h>
#include <unistd.h>
@ -157,48 +158,6 @@ void sortCamera3StreamConfigs(std::vector<Camera3StreamConfig> &unsortedConfigs,
unsortedConfigs = sortedConfigs;
}
bool isValidRequest(camera3_capture_request_t *camera3Request)
{
if (!camera3Request) {
LOG(HAL, Error) << "No capture request provided";
return false;
}
if (!camera3Request->num_output_buffers ||
!camera3Request->output_buffers) {
LOG(HAL, Error) << "No output buffers provided";
return false;
}
for (uint32_t i = 0; i < camera3Request->num_output_buffers; i++) {
const camera3_stream_buffer_t &outputBuffer =
camera3Request->output_buffers[i];
if (!outputBuffer.buffer || !(*outputBuffer.buffer)) {
LOG(HAL, Error) << "Invalid native handle";
return false;
}
const native_handle_t *handle = *outputBuffer.buffer;
constexpr int kNativeHandleMaxFds = 1024;
if (handle->numFds < 0 || handle->numFds > kNativeHandleMaxFds) {
LOG(HAL, Error)
<< "Invalid number of fds (" << handle->numFds
<< ") in buffer " << i;
return false;
}
constexpr int kNativeHandleMaxInts = 1024;
if (handle->numInts < 0 || handle->numInts > kNativeHandleMaxInts) {
LOG(HAL, Error)
<< "Invalid number of ints (" << handle->numInts
<< ") in buffer " << i;
return false;
}
}
return true;
}
const char *rotationToString(int rotation)
{
switch (rotation) {
@ -843,6 +802,71 @@ void CameraDevice::abortRequest(camera3_capture_request_t *request)
callbacks_->process_capture_result(callbacks_, &result);
}
bool CameraDevice::isValidRequest(camera3_capture_request_t *camera3Request) const
{
if (!camera3Request) {
LOG(HAL, Error) << "No capture request provided";
return false;
}
if (!camera3Request->num_output_buffers ||
!camera3Request->output_buffers) {
LOG(HAL, Error) << "No output buffers provided";
return false;
}
/* configureStreams() has not been called or has failed. */
if (streams_.empty() || !config_) {
LOG(HAL, Error) << "No stream is configured";
return false;
}
for (uint32_t i = 0; i < camera3Request->num_output_buffers; i++) {
const camera3_stream_buffer_t &outputBuffer =
camera3Request->output_buffers[i];
if (!outputBuffer.buffer || !(*outputBuffer.buffer)) {
LOG(HAL, Error) << "Invalid native handle";
return false;
}
const native_handle_t *handle = *outputBuffer.buffer;
constexpr int kNativeHandleMaxFds = 1024;
if (handle->numFds < 0 || handle->numFds > kNativeHandleMaxFds) {
LOG(HAL, Error)
<< "Invalid number of fds (" << handle->numFds
<< ") in buffer " << i;
return false;
}
constexpr int kNativeHandleMaxInts = 1024;
if (handle->numInts < 0 || handle->numInts > kNativeHandleMaxInts) {
LOG(HAL, Error)
<< "Invalid number of ints (" << handle->numInts
<< ") in buffer " << i;
return false;
}
const camera3_stream *camera3Stream = outputBuffer.stream;
if (!camera3Stream)
return false;
const CameraStream *cameraStream =
static_cast<CameraStream *>(camera3Stream->priv);
auto found = std::find_if(streams_.begin(), streams_.end(),
[cameraStream](const CameraStream &stream) {
return &stream == cameraStream;
});
if (found == streams_.end()) {
LOG(HAL, Error)
<< "No corresponding configured stream found";
return false;
}
}
return true;
}
int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Request)
{
if (!isValidRequest(camera3Request))

1
src/android/camera_device.h
View file

@ -96,6 +96,7 @@ private:
libcamera::FrameBuffer *createFrameBuffer(const buffer_handle_t camera3buffer);
void abortRequest(camera3_capture_request_t *request);
bool isValidRequest(camera3_capture_request_t *request) const;
void notifyShutter(uint32_t frameNumber, uint64_t timestamp);
void notifyError(uint32_t frameNumber, camera3_stream_t *stream,
camera3_error_msg_code code);