Merge "Setting consumer protected mode on from SurfaceTexture when in a protected context." (781c53a8) · Commits · e / os / android_frameworks_base

core/jni/android/graphics/SurfaceTexture.cpp

+31 −0

Original line number	Diff line number	Diff line
		@@ -18,6 +18,8 @@

		#include <stdio.h>

		#include <EGL/egl.h>
		#include <EGL/eglext.h>
		#include <GLES2/gl2.h>
		#include <GLES2/gl2ext.h>

		@@ -34,6 +36,8 @@

		// ----------------------------------------------------------------------------

		#define EGL_QCOM_PROTECTED_CONTENT 0x32E0

		namespace android {

		static const char* const OutOfResourcesException =
		@@ -55,6 +59,28 @@ static int32_t createProcessUniqueId() {
		return android_atomic_inc(&globalCounter);
		}

		// Check whether the current EGL context is protected.
		static bool isProtectedContext() {
		EGLDisplay dpy = eglGetCurrentDisplay();
		EGLContext ctx = eglGetCurrentContext();

		if (dpy == EGL_NO_DISPLAY) {
		ALOGE("isProtectedSurface: invalid current EGLDisplay");
		return false;
		}

		if (ctx == EGL_NO_CONTEXT) {
		ALOGE("isProtectedSurface: invalid current EGLContext");
		return false;
		}

		EGLint isProtected = EGL_FALSE;
		// TODO: Change the enum value below when an extension is ratified.
		eglQueryContext(dpy, ctx, EGL_QCOM_PROTECTED_CONTENT, &isProtected);

		return isProtected;
		}

		// ----------------------------------------------------------------------------

		static void SurfaceTexture_setSurfaceTexture(JNIEnv* env, jobject thiz,
		@@ -263,6 +289,11 @@ static void SurfaceTexture_init(JNIEnv* env, jobject thiz, jboolean isDetached,
		getpid(),
		createProcessUniqueId()));

		// If the current context is protected, inform the producer.
		if (isProtectedContext()) {
		consumer->setConsumerUsageBits(GRALLOC_USAGE_PROTECTED);
		}

		SurfaceTexture_setSurfaceTexture(env, thiz, surfaceTexture);
		SurfaceTexture_setProducer(env, thiz, producer);