C++ (Cpp) TIMEVAL_TO_INT64の例

コード例 #1

ファイル: v4l2_decode.cpp プロジェクト: halleyzhao/libyami

bool V4l2Decoder::acceptInputBuffer(struct v4l2_buffer *qbuf)
{
    VideoDecodeBuffer *inputBuffer = &(m_inputFrames[qbuf->index]);
    ASSERT(m_maxBufferSize[INPUT] > 0);
    ASSERT(m_bufferSpace[INPUT] || m_memoryMode[INPUT] != V4L2_MEMORY_MMAP );
    ASSERT(qbuf->memory == m_memoryMode[INPUT]);
    ASSERT(qbuf->index < m_maxBufferCount[INPUT]);
    ASSERT(qbuf->length == 1);
    inputBuffer->size = qbuf->m.planes[0].bytesused; // one plane only
    if (!inputBuffer->size) // EOS
        inputBuffer->data = NULL;
    else {
        if (m_memoryMode[INPUT] == V4L2_MEMORY_MMAP)
            inputBuffer->data = m_bufferSpace[INPUT] + m_maxBufferSize[INPUT]*qbuf->index;
        else if (m_memoryMode[INPUT] == V4L2_MEMORY_USERPTR) {
            // FIXME, puzzle, videodev2.h uses 'unsigned long userptr', how could it support 64 bit mem address?
            uintptr_t *ptr = (uintptr_t*)qbuf->m.planes[0].reserved;
            inputBuffer->data = (uint8_t*)(*ptr);
        }
    }

    TIMEVAL_TO_INT64(inputBuffer->timeStamp, qbuf->timestamp);
    inputBuffer->flag = qbuf->flags;
    // set buffer unit-mode if possible, nal, frame?
    DEBUG("qbuf->index: %d, inputBuffer: %p, timestamp: %" PRId64, qbuf->index, inputBuffer->data, inputBuffer->timeStamp);

    return true;
}

コード例 #2

ファイル: v4l2_decode.cpp プロジェクト: hongbog/libyami

bool V4l2Decoder::acceptInputBuffer(struct v4l2_buffer *qbuf)
{
    VideoDecodeBuffer *inputBuffer = &(m_inputFrames[qbuf->index]);
    ASSERT(m_maxBufferSize[INPUT] > 0);
    ASSERT(m_bufferSpace[INPUT]);
    ASSERT(qbuf->index >= 0 && qbuf->index < m_maxBufferCount[INPUT]);
    ASSERT(qbuf->length == 1);
    inputBuffer->size = qbuf->m.planes[0].bytesused; // one plane only
    if (!inputBuffer->size) // EOS
        inputBuffer->data = NULL;
    else
        inputBuffer->data = m_bufferSpace[INPUT] + m_maxBufferSize[INPUT]*qbuf->index;

    TIMEVAL_TO_INT64(inputBuffer->timeStamp, qbuf->timestamp);
    inputBuffer->flag = qbuf->flags;
    // set buffer unit-mode if possible, nal, frame?
    DEBUG("qbuf->index: %d, inputBuffer: %p, timestamp: %ld", qbuf->index, inputBuffer->data, inputBuffer->timeStamp);

    return true;
}