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Commit 754bad45 authored by Mathias Agopian's avatar Mathias Agopian Committed by Android Git Automerger
Browse files

am d555684c: reinstate black-screenshot debugging code 

* commit 'd555684c':
  reinstate black-screenshot debugging code
parents f589dd29 d555684c

services/surfaceflinger/RenderEngine/RenderEngine.cpp

+4 −0
Original line number Diff line number Diff line
@@ -201,6 +201,10 @@ void RenderEngine::deleteTextures(size_t count, uint32_t const* names) { 
    glDeleteTextures(count, names);

}



void RenderEngine::readPixels(size_t l, size_t b, size_t w, size_t h, uint32_t* pixels) {

    glReadPixels(l, b, w, h, GL_RGBA, GL_UNSIGNED_BYTE, pixels);

}



void RenderEngine::dump(String8& result) {

    const GLExtensions& extensions(GLExtensions::getInstance());

    result.appendFormat("GLES: %s, %s, %s\n",

services/surfaceflinger/RenderEngine/RenderEngine.h

+1 −2
Original line number Diff line number Diff line
@@ -70,6 +70,7 @@ public: 
    void disableScissor();

    void genTextures(size_t count, uint32_t* names);

    void deleteTextures(size_t count, uint32_t const* names);

    void readPixels(size_t l, size_t b, size_t w, size_t h, uint32_t* pixels);



    class BindImageAsFramebuffer {

        RenderEngine& mEngine;
@@ -106,8 +107,6 @@ public: 
    virtual size_t getMaxTextureSize() const = 0;

    virtual size_t getMaxViewportDims() const = 0;







    EGLContext getEGLContext() const;

};

services/surfaceflinger/SurfaceFlinger.cpp

+14 −6
Original line number Diff line number Diff line
@@ -2832,6 +2832,15 @@ status_t SurfaceFlinger::captureScreenImplLocked( 
                        // dependent on the context's EGLConfig.

                        renderScreenImplLocked(hw, reqWidth, reqHeight,

                                minLayerZ, maxLayerZ, true);



                        if (DEBUG_SCREENSHOTS) {

                            uint32_t* pixels = new uint32_t[reqWidth*reqHeight];

                            getRenderEngine().readPixels(0, 0, reqWidth, reqHeight, pixels);

                            checkScreenshot(reqWidth, reqHeight, reqWidth, pixels,

                                    hw, minLayerZ, maxLayerZ);

                            delete [] pixels;

                        }



                    } else {

                        ALOGE("got GL_FRAMEBUFFER_COMPLETE_OES error while taking screenshot");

                        result = INVALID_OPERATION;
@@ -2852,13 +2861,12 @@ status_t SurfaceFlinger::captureScreenImplLocked( 
    return result;

}



void SurfaceFlinger::checkScreenshot(const sp<GraphicBuffer>& buf, void const* vaddr,

        const sp<const DisplayDevice>& hw,

        uint32_t minLayerZ, uint32_t maxLayerZ) {

void SurfaceFlinger::checkScreenshot(size_t w, size_t s, size_t h, void const* vaddr,

        const sp<const DisplayDevice>& hw, uint32_t minLayerZ, uint32_t maxLayerZ) {

    if (DEBUG_SCREENSHOTS) {

        for (ssize_t y=0 ; y<buf->height ; y++) {

            uint32_t const * p = (uint32_t const *)vaddr + y*buf->stride;

            for (ssize_t x=0 ; x<buf->width ; x++) {

        for (size_t y=0 ; y<h ; y++) {

            uint32_t const * p = (uint32_t const *)vaddr + y*s;

            for (size_t x=0 ; x<w ; x++) {

                if (p[x] != 0xFF000000) return;

            }

        }

services/surfaceflinger/SurfaceFlinger.h

+1 −1
Original line number Diff line number Diff line
@@ -388,7 +388,7 @@ private: 
    void dumpAllLocked(const Vector<String16>& args, size_t& index, String8& result) const;

    bool startDdmConnection();

    static void appendSfConfigString(String8& result);

    void checkScreenshot(const sp<GraphicBuffer>& buf, void const* vaddr,

    void checkScreenshot(size_t w, size_t s, size_t h, void const* vaddr,

            const sp<const DisplayDevice>& hw,

            uint32_t minLayerZ, uint32_t maxLayerZ);