Merge "bootanimation: do not create texture for parts with count=1" into main am: 13399aefd2

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2646620

Change-Id: I38b8285d3c356a165caf6e187be7935045778c5c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/cmds/bootanimation/BootAnimation.cpp b/cmds/bootanimation/BootAnimation.cpp
index 27dadda..5b9d989 100644
--- a/cmds/bootanimation/BootAnimation.cpp
+++ b/cmds/bootanimation/BootAnimation.cpp
@@ -1525,6 +1525,7 @@
     for (size_t i=0 ; i<pcount ; i++) {
         const Animation::Part& part(animation.parts[i]);
         const size_t fcount = part.frames.size();
+        glBindTexture(GL_TEXTURE_2D, 0);
 
         // Handle animation package
         if (part.animation != nullptr) {
@@ -1601,8 +1602,10 @@
                 if (r > 0) {
                     glBindTexture(GL_TEXTURE_2D, frame.tid);
                 } else {
-                    glGenTextures(1, &frame.tid);
-                    glBindTexture(GL_TEXTURE_2D, frame.tid);
+                    if (part.count != 1) {
+                        glGenTextures(1, &frame.tid);
+                        glBindTexture(GL_TEXTURE_2D, frame.tid);
+                    }
                     int w, h;
                     // Set decoding option to alpha unpremultiplied so that the R, G, B channels
                     // of transparent pixels are preserved.