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Unified Diff: ui/gl/android/surface_texture.cc

Issue 191933002: This is initial API support required for enabling SurfaceTexture backed zero-copy for Android (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: build issues Created 6 years, 9 months ago
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Index: ui/gl/android/surface_texture.cc
diff --git a/ui/gl/android/surface_texture.cc b/ui/gl/android/surface_texture.cc
index 35f9b47288b6deb3ac9e865e826bed9edef872a2..a580041f3b73941f2be2798908cf69f534453d42 100644
--- a/ui/gl/android/surface_texture.cc
+++ b/ui/gl/android/surface_texture.cc
@@ -26,12 +26,25 @@ bool GlContextMethodsAvailable() {
namespace gfx {
-SurfaceTexture::SurfaceTexture(int texture_id) {
+scoped_refptr<SurfaceTexture> SurfaceTexture::Create(int texture_id) {
JNIEnv* env = base::android::AttachCurrentThread();
- j_surface_texture_.Reset(
+ return new SurfaceTexture(
Java_SurfaceTexturePlatformWrapper_create(env, texture_id));
}
+scoped_refptr<SurfaceTexture> SurfaceTexture::CreateSingleBuffered(
+ int texture_id) {
+ DCHECK(IsSingleBufferModeSupported());
+ JNIEnv* env = base::android::AttachCurrentThread();
+ return new SurfaceTexture(
+ Java_SurfaceTexturePlatformWrapper_createSingleBuffered(env, texture_id));
+}
+
+SurfaceTexture::SurfaceTexture(
+ const base::android::ScopedJavaLocalRef<jobject>& j_surface_texture) {
+ j_surface_texture_.Reset(j_surface_texture);
+}
+
SurfaceTexture::~SurfaceTexture() {
JNIEnv* env = base::android::AttachCurrentThread();
Java_SurfaceTexturePlatformWrapper_destroy(env, j_surface_texture_.obj());
@@ -52,6 +65,13 @@ void SurfaceTexture::UpdateTexImage() {
j_surface_texture_.obj());
}
+void SurfaceTexture::ReleaseTexImage() {
+ DCHECK(IsSingleBufferModeSupported());
+ JNIEnv* env = base::android::AttachCurrentThread();
+ Java_SurfaceTexturePlatformWrapper_releaseTexImage(env,
+ j_surface_texture_.obj());
+}
+
void SurfaceTexture::GetTransformMatrix(float mtx[16]) {
JNIEnv* env = base::android::AttachCurrentThread();
@@ -109,6 +129,10 @@ ANativeWindow* SurfaceTexture::CreateSurface() {
}
// static
+bool SurfaceTexture::IsSingleBufferModeSupported() {
+ return base::android::BuildInfo::GetInstance()->sdk_int() >= 19;
+}
+
bool SurfaceTexture::RegisterSurfaceTexture(JNIEnv* env) {
return RegisterNativesImpl(env);
}
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