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Commit 9eb4fc62 authored by Mathias Agopian's avatar Mathias Agopian Committed by Android Git Automerger
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am c93a151f: Merge "Define, document, and test the behavior of very large... 

am c93a151f: Merge "Define, document, and test the behavior of very large SurfaceTextures" into ics-mr1

* commit 'c93a151fde7d616c22b86ae458b3d015e3820d5e':
  Define, document, and test the behavior of very large SurfaceTextures
parents ca8b5f60 c17c19e4

include/gui/SurfaceTexture.h

+10 −2
Original line number Diff line number Diff line
@@ -79,7 +79,11 @@ public: 
    // pointed to by the buf argument and a status of OK is returned.  If no

    // slot is available then a status of -EBUSY is returned and buf is

    // unmodified.

    virtual status_t dequeueBuffer(int *buf, uint32_t w, uint32_t h,

    // The width and height parameters must be no greater than the minimum of

    // GL_MAX_VIEWPORT_DIMS and GL_MAX_TEXTURE_SIZE (see: glGetIntegerv).

    // An error due to invalid dimensions might not be reported until

    // updateTexImage() is called.

    virtual status_t dequeueBuffer(int *buf, uint32_t width, uint32_t height,

            uint32_t format, uint32_t usage);



    // queueBuffer returns a filled buffer to the SurfaceTexture. In addition, a
@@ -176,7 +180,11 @@ public: 
    // requestBuffers when a with and height of zero is requested.

    // A call to setDefaultBufferSize() may trigger requestBuffers() to

    // be called from the client.

    status_t setDefaultBufferSize(uint32_t w, uint32_t h);

    // The width and height parameters must be no greater than the minimum of

    // GL_MAX_VIEWPORT_DIMS and GL_MAX_TEXTURE_SIZE (see: glGetIntegerv).

    // An error due to invalid dimensions might not be reported until

    // updateTexImage() is called.

    status_t setDefaultBufferSize(uint32_t width, uint32_t height);



    // getCurrentBuffer returns the buffer associated with the current image.

    sp<GraphicBuffer> getCurrentBuffer() const;

libs/gui/tests/SurfaceTexture_test.cpp

+32 −0
Original line number Diff line number Diff line
@@ -1520,4 +1520,36 @@ TEST_F(SurfaceTextureGLTest, EglDestroySurfaceAfterAbandonUnrefsBuffers) { 
    EXPECT_EQ(1, buffers[2]->getStrongCount());

}



TEST_F(SurfaceTextureGLTest, InvalidWidthOrHeightFails) {

    int texHeight = 16;

    ANativeWindowBuffer* anb;



    GLint maxTextureSize;

    glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxTextureSize);



    // make sure it works with small textures

    mST->setDefaultBufferSize(16, texHeight);

    EXPECT_EQ(NO_ERROR, mANW->dequeueBuffer(mANW.get(), &anb));

    EXPECT_EQ(16, anb->width);

    EXPECT_EQ(texHeight, anb->height);

    EXPECT_EQ(NO_ERROR, mANW->queueBuffer(mANW.get(), anb));

    EXPECT_EQ(NO_ERROR, mST->updateTexImage());



    // make sure it works with GL_MAX_TEXTURE_SIZE

    mST->setDefaultBufferSize(maxTextureSize, texHeight);

    EXPECT_EQ(NO_ERROR, mANW->dequeueBuffer(mANW.get(), &anb));

    EXPECT_EQ(maxTextureSize, anb->width);

    EXPECT_EQ(texHeight, anb->height);

    EXPECT_EQ(NO_ERROR, mANW->queueBuffer(mANW.get(), anb));

    EXPECT_EQ(NO_ERROR, mST->updateTexImage());



    // make sure it fails with GL_MAX_TEXTURE_SIZE+1

    mST->setDefaultBufferSize(maxTextureSize+1, texHeight);

    EXPECT_EQ(NO_ERROR, mANW->dequeueBuffer(mANW.get(), &anb));

    EXPECT_EQ(maxTextureSize+1, anb->width);

    EXPECT_EQ(texHeight, anb->height);

    EXPECT_EQ(NO_ERROR, mANW->queueBuffer(mANW.get(), anb));

    ASSERT_NE(NO_ERROR, mST->updateTexImage());

}



} // namespace android