Method init

framework/utils/pixelBufferConvertor.cpp:342–382

}

int pixelBufferConvertor::init(const IAFFrame::videoInfo &src)
{
    // TODO: get the dst format
    enum AVPixelFormat dstFormat;
    IAFFrame::videoInfo dst = src;
    switch (src.format) {
        case AF_PIX_FMT_UYVY422:
        case AF_PIX_FMT_NV12:
        case AF_PIX_FMT_YUV420P:
            //            break;
        default:
            dst.format = AV_PIX_FMT_NV12;
    }


    if (mPixBufPool) {
        CVPixelBufferPoolRelease(mPixBufPool);
    }

    mPixBufPool = cvpxpool_create(dst, 3);

    if (mPixBufPool == nullptr) {
        return -EINVAL;
    }


    if (sws_ctx) {
        sws_freeContext(sws_ctx);
        sws_ctx = nullptr;
    }
    av_frame_free(&mOutFrame);
    dstFormat = static_cast<AVPixelFormat>(dst.format);

    if (src != dst) {

        sws_ctx = sws_getContext(src.width, src.height, static_cast<AVPixelFormat>(src.format), src.width, src.height, dstFormat,
                                 SWS_BILINEAR, nullptr, nullptr, nullptr);
        mOutFrame = alloc_picture(dstFormat, src.width, src.height);
    }
    return 0;
}

IAFFrame *pixelBufferConvertor::convert(IAFFrame *frame)
{