コード例 #1
0
void FrameProcessorBase::dump(int fd, const Vector<String16>& /*args*/) {
    String8 result("    Latest received frame:\n");
    write(fd, result.string(), result.size());

    CameraMetadata lastFrame;
    {
        // Don't race while dumping metadata
        Mutex::Autolock al(mLastFrameMutex);
        lastFrame = CameraMetadata(mLastFrame);
    }
    lastFrame.dump(fd, 2, 6);
}
コード例 #2
0
TEST_P(CameraFrameTest, GetFrame) {

    TEST_EXTENSION_FORKING_INIT;

    /* Submit a PREVIEW type request, then wait until we get the frame back */
    CameraMetadata previewRequest;
    ASSERT_EQ(OK, mDevice->createDefaultRequest(CAMERA2_TEMPLATE_PREVIEW,
                                                &previewRequest));
    {
        Vector<uint8_t> outputStreamIds;
        outputStreamIds.push(mStreamId);
        ASSERT_EQ(OK, previewRequest.update(ANDROID_REQUEST_OUTPUT_STREAMS,
                                            outputStreamIds));
        if (CAMERA_FRAME_DEBUGGING) {
            int frameCount = 0;
            ASSERT_EQ(OK, previewRequest.update(ANDROID_REQUEST_FRAME_COUNT,
                                                &frameCount, 1));
        }
    }

    if (CAMERA_FRAME_DEBUGGING) {
        previewRequest.dump(STDOUT_FILENO);
    }

    for (int i = 0; i < GetParam(); ++i) {
        ALOGV("Submitting capture request %d", i);
        CameraMetadata tmpRequest = previewRequest;
        ASSERT_EQ(OK, mDevice->capture(tmpRequest));
    }

    for (int i = 0; i < GetParam(); ++i) {
        ALOGV("Reading capture request %d", i);
        ASSERT_EQ(OK, mDevice->waitForNextFrame(CAMERA_FRAME_TIMEOUT));

        CameraMetadata frameMetadata;
        ASSERT_EQ(OK, mDevice->getNextFrame(&frameMetadata));

        // wait for buffer to be available
        ASSERT_EQ(OK, mFrameListener->waitForFrame(CAMERA_FRAME_TIMEOUT));
        ALOGV("We got the frame now");

        // mark buffer consumed so producer can re-dequeue it
        CpuConsumer::LockedBuffer imgBuffer;
        ASSERT_EQ(OK, mCpuConsumer->lockNextBuffer(&imgBuffer));
        ASSERT_EQ(OK, mCpuConsumer->unlockBuffer(imgBuffer));
    }

}