libgui: Add support to update buffer geometry.

Add native window properties NATIVE_WINDOW_UPDATE_BUFFERS_GEOMETRY
to the perform function of SurfaceTextureClient and SurfaceTexture
to update the width, height and format of the buffer dynamically
from the client before queue buffer call.

Change-Id: I62447fcf523b507d534085cd0835f55a978c4ead

2 files changed, 23 insertions, 0 deletions

diff --git a/libs/ui/GraphicBuffer.cpp b/libs/ui/GraphicBuffer.cpp
index b447d00..219375e 100644
--- a/libs/ui/GraphicBuffer.cpp
+++ b/libs/ui/GraphicBuffer.cpp
@@ -213,6 +213,16 @@ status_t GraphicBuffer::unlock()
     return res;
 }
 
+#ifdef QCOM_BSP
+status_t GraphicBuffer::perform(buffer_handle_t hnd, int operation,
+                                uint32_t w, uint32_t h, PixelFormat format)
+{
+    status_t res = getBufferMapper().perform(hnd,
+                   GRALLOC_MODULE_PERFORM_UPDATE_BUFFER_GEOMETRY, w, h, format);
+    return res;
+}
+#endif
+
 size_t GraphicBuffer::getFlattenedSize() const {
     return (8 + (handle ? handle->numInts : 0))*sizeof(int);
 }
diff --git a/libs/ui/GraphicBufferMapper.cpp b/libs/ui/GraphicBufferMapper.cpp
index 19c549d..d16a1bb 100644
--- a/libs/ui/GraphicBufferMapper.cpp
+++ b/libs/ui/GraphicBufferMapper.cpp
@@ -108,5 +108,18 @@ status_t GraphicBufferMapper::getphys(buffer_handle_t handle, void** paddr)
 }
 #endif
 
+#ifdef QCOM_BSP
+status_t GraphicBufferMapper::perform(buffer_handle_t handle, int operation,
+                                      uint32_t w, uint32_t h, uint32_t format)
+{
+    ATRACE_CALL();
+    status_t err;
+
+    err = mAllocMod->perform(mAllocMod, operation, w, h, format, handle);
+
+    ALOGW_IF(err, "perform(...) failed %d (%s)", err, strerror(-err));
+    return err;
+}
+#endif
 // ---------------------------------------------------------------------------
 }; // namespace android