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Commit 5fdea8d5 authored by Mathias Agopian's avatar Mathias Agopian
Browse files

fix [2363362] [Sapphire] Corrupted raw picture displayed during snapshot 

handled all cases where the scale factor of a video is out of bounds of
supported scale factors in copybit.
parent ecc99c00

libs/surfaceflinger/LayerBuffer.cpp

+10 −0
Original line number Diff line number Diff line
@@ -503,6 +503,16 @@ status_t LayerBuffer::BufferSource::initTempBuffer() const 
        int t = w; w = h; h = t;

    }



    // we're in the copybit case, so make sure we can handle this blit

    // we don't have to keep the aspect ratio here

    copybit_device_t* copybit = mLayer.mBlitEngine;

    const int down = copybit->get(copybit, COPYBIT_MINIFICATION_LIMIT);

    const int up = copybit->get(copybit, COPYBIT_MAGNIFICATION_LIMIT);

    if (buffers.w > w*down)     w = buffers.w / down;

    else if (w > buffers.w*up)  w = buffers.w*up;

    if (buffers.h > h*down)     h = buffers.h / down;

    else if (h > buffers.h*up)  h = buffers.h*up;



    if (mTexture.image != EGL_NO_IMAGE_KHR) {

        // we have an EGLImage, make sure the needed size didn't change

        if (w!=mTexture.width || h!= mTexture.height) {