| /* |
| * Copyright 2017 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include <jni.h> |
| |
| #include "sdk/android/generated_video_jni/jni/YuvHelper_jni.h" |
| #include "sdk/android/src/jni/jni_helpers.h" |
| #include "third_party/libyuv/include/libyuv/convert.h" |
| #include "third_party/libyuv/include/libyuv/planar_functions.h" |
| |
| namespace webrtc { |
| namespace jni { |
| |
| void JNI_YuvHelper_CopyPlane(JNIEnv* jni, |
| const JavaParamRef<jclass>&, |
| const JavaParamRef<jobject>& j_src, |
| jint src_stride, |
| const JavaParamRef<jobject>& j_dst, |
| jint dst_stride, |
| jint width, |
| jint height) { |
| const uint8_t* src = |
| static_cast<const uint8_t*>(jni->GetDirectBufferAddress(j_src.obj())); |
| uint8_t* dst = |
| static_cast<uint8_t*>(jni->GetDirectBufferAddress(j_dst.obj())); |
| |
| libyuv::CopyPlane(src, src_stride, dst, dst_stride, width, height); |
| } |
| |
| void JNI_YuvHelper_I420Copy(JNIEnv* jni, |
| const JavaParamRef<jclass>&, |
| const JavaParamRef<jobject>& j_src_y, |
| jint src_stride_y, |
| const JavaParamRef<jobject>& j_src_u, |
| jint src_stride_u, |
| const JavaParamRef<jobject>& j_src_v, |
| jint src_stride_v, |
| const JavaParamRef<jobject>& j_dst_y, |
| jint dst_stride_y, |
| const JavaParamRef<jobject>& j_dst_u, |
| jint dst_stride_u, |
| const JavaParamRef<jobject>& j_dst_v, |
| jint dst_stride_v, |
| jint width, |
| jint height) { |
| const uint8_t* src_y = |
| static_cast<const uint8_t*>(jni->GetDirectBufferAddress(j_src_y.obj())); |
| const uint8_t* src_u = |
| static_cast<const uint8_t*>(jni->GetDirectBufferAddress(j_src_u.obj())); |
| const uint8_t* src_v = |
| static_cast<const uint8_t*>(jni->GetDirectBufferAddress(j_src_v.obj())); |
| uint8_t* dst_y = |
| static_cast<uint8_t*>(jni->GetDirectBufferAddress(j_dst_y.obj())); |
| uint8_t* dst_u = |
| static_cast<uint8_t*>(jni->GetDirectBufferAddress(j_dst_u.obj())); |
| uint8_t* dst_v = |
| static_cast<uint8_t*>(jni->GetDirectBufferAddress(j_dst_v.obj())); |
| |
| libyuv::I420Copy(src_y, src_stride_y, src_u, src_stride_u, src_v, |
| src_stride_v, dst_y, dst_stride_y, dst_u, dst_stride_u, |
| dst_v, dst_stride_v, width, height); |
| } |
| |
| static void JNI_YuvHelper_I420ToNV12(JNIEnv* jni, |
| const JavaParamRef<jclass>&, |
| const JavaParamRef<jobject>& j_src_y, |
| jint src_stride_y, |
| const JavaParamRef<jobject>& j_src_u, |
| jint src_stride_u, |
| const JavaParamRef<jobject>& j_src_v, |
| jint src_stride_v, |
| const JavaParamRef<jobject>& j_dst_y, |
| jint dst_stride_y, |
| const JavaParamRef<jobject>& j_dst_uv, |
| jint dst_stride_uv, |
| jint width, |
| jint height) { |
| const uint8_t* src_y = |
| static_cast<const uint8_t*>(jni->GetDirectBufferAddress(j_src_y.obj())); |
| const uint8_t* src_u = |
| static_cast<const uint8_t*>(jni->GetDirectBufferAddress(j_src_u.obj())); |
| const uint8_t* src_v = |
| static_cast<const uint8_t*>(jni->GetDirectBufferAddress(j_src_v.obj())); |
| uint8_t* dst_y = |
| static_cast<uint8_t*>(jni->GetDirectBufferAddress(j_dst_y.obj())); |
| uint8_t* dst_uv = |
| static_cast<uint8_t*>(jni->GetDirectBufferAddress(j_dst_uv.obj())); |
| |
| libyuv::I420ToNV12(src_y, src_stride_y, src_u, src_stride_u, src_v, |
| src_stride_v, dst_y, dst_stride_y, dst_uv, dst_stride_uv, |
| width, height); |
| } |
| |
| void JNI_YuvHelper_I420Rotate(JNIEnv* jni, |
| const JavaParamRef<jclass>&, |
| const JavaParamRef<jobject>& j_src_y, |
| jint src_stride_y, |
| const JavaParamRef<jobject>& j_src_u, |
| jint src_stride_u, |
| const JavaParamRef<jobject>& j_src_v, |
| jint src_stride_v, |
| const JavaParamRef<jobject>& j_dst_y, |
| jint dst_stride_y, |
| const JavaParamRef<jobject>& j_dst_u, |
| jint dst_stride_u, |
| const JavaParamRef<jobject>& j_dst_v, |
| jint dst_stride_v, |
| jint src_width, |
| jint src_height, |
| jint rotation_mode) { |
| const uint8_t* src_y = |
| static_cast<const uint8_t*>(jni->GetDirectBufferAddress(j_src_y.obj())); |
| const uint8_t* src_u = |
| static_cast<const uint8_t*>(jni->GetDirectBufferAddress(j_src_u.obj())); |
| const uint8_t* src_v = |
| static_cast<const uint8_t*>(jni->GetDirectBufferAddress(j_src_v.obj())); |
| uint8_t* dst_y = |
| static_cast<uint8_t*>(jni->GetDirectBufferAddress(j_dst_y.obj())); |
| uint8_t* dst_u = |
| static_cast<uint8_t*>(jni->GetDirectBufferAddress(j_dst_u.obj())); |
| uint8_t* dst_v = |
| static_cast<uint8_t*>(jni->GetDirectBufferAddress(j_dst_v.obj())); |
| |
| libyuv::I420Rotate(src_y, src_stride_y, src_u, src_stride_u, src_v, |
| src_stride_v, dst_y, dst_stride_y, dst_u, dst_stride_u, |
| dst_v, dst_stride_v, src_width, src_height, |
| static_cast<libyuv::RotationMode>(rotation_mode)); |
| } |
| |
| } // namespace jni |
| } // namespace webrtc |