commit 75db552b338ec82c48a5779301261552e506db59
author Sami Kalliomäki <sakal@webrtc.org> Mon Jan 22 14:19:16 2018 +0100
committer Commit Bot <commit-bot@chromium.org> Mon Jan 22 14:57:38 2018 +0000
tree b191b1f9088d4baf693bd006ad6ade6d6e73050a
parent d8f6c167bb58b1fec4ebde0efefd34a9db6b30b8

Add VideoSink interface to VideoFileRenderer.

Bug: webrtc:8776
Change-Id: I1782b0c197abf6f82a200a2808ddc87d1f250326
Reviewed-on: https://webrtc-review.googlesource.com/41320
Reviewed-by: Anders Carlsson <andersc@webrtc.org>
Commit-Queue: Sami Kalliomäki <sakal@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#21719}

sdk/android/api/org/webrtc/YuvHelper.java

diff --git a/sdk/android/api/org/webrtc/YuvHelper.java b/sdk/android/api/org/webrtc/YuvHelper.java
index 2d6877b..105584c 100644
--- a/sdk/android/api/org/webrtc/YuvHelper.java
+++ b/sdk/android/api/org/webrtc/YuvHelper.java
@@ -66,6 +66,37 @@
         chromaWidth * 2, width, height);
   }
 
+  /** Helper method for rotating I420 to tightly packed destination buffer. */
+  public static void I420Rotate(ByteBuffer srcY, int srcStrideY, ByteBuffer srcU, int srcStrideU,
+      ByteBuffer srcV, int srcStrideV, ByteBuffer dst, int srcWidth, int srcHeight,
+      int rotationMode) {
+    final int dstWidth = rotationMode % 180 == 0 ? srcWidth : srcHeight;
+    final int dstHeight = rotationMode % 180 == 0 ? srcHeight : srcWidth;
+
+    final int dstChromaHeight = (dstHeight + 1) / 2;
+    final int dstChromaWidth = (dstWidth + 1) / 2;
+
+    final int minSize = dstWidth * dstHeight + dstChromaWidth * dstChromaHeight * 2;
+    if (dst.capacity() < minSize) {
+      throw new IllegalArgumentException("Expected destination buffer capacity to be at least "
+          + minSize + " was " + dst.capacity());
+    }
+
+    final int startY = 0;
+    final int startU = dstHeight * dstWidth;
+    final int startV = startU + dstChromaHeight * dstChromaWidth;
+
+    dst.position(startY);
+    final ByteBuffer dstY = dst.slice();
+    dst.position(startU);
+    final ByteBuffer dstU = dst.slice();
+    dst.position(startV);
+    final ByteBuffer dstV = dst.slice();
+
+    nativeI420Rotate(srcY, srcStrideY, srcU, srcStrideU, srcV, srcStrideV, dstY, dstWidth, dstU,
+        dstChromaWidth, dstV, dstChromaWidth, srcWidth, srcHeight, rotationMode);
+  }
+
   public static void I420Copy(ByteBuffer srcY, int srcStrideY, ByteBuffer srcU, int srcStrideU,
       ByteBuffer srcV, int srcStrideV, ByteBuffer dstY, int dstStrideY, ByteBuffer dstU,
       int dstStrideU, ByteBuffer dstV, int dstStrideV, int width, int height) {
@@ -80,10 +111,22 @@
         dstStrideUV, width, height);
   }
 
+  public static void I420Rotate(ByteBuffer srcY, int srcStrideY, ByteBuffer srcU, int srcStrideU,
+      ByteBuffer srcV, int srcStrideV, ByteBuffer dstY, int dstStrideY, ByteBuffer dstU,
+      int dstStrideU, ByteBuffer dstV, int dstStrideV, int srcWidth, int srcHeight,
+      int rotationMode) {
+    nativeI420Rotate(srcY, srcStrideY, srcU, srcStrideU, srcV, srcStrideV, dstY, dstStrideY, dstU,
+        dstStrideU, dstV, dstStrideV, srcWidth, srcHeight, rotationMode);
+  }
+
   private static native void nativeI420Copy(ByteBuffer srcY, int srcStrideY, ByteBuffer srcU,
       int srcStrideU, ByteBuffer srcV, int srcStrideV, ByteBuffer dstY, int dstStrideY,
       ByteBuffer dstU, int dstStrideU, ByteBuffer dstV, int dstStrideV, int width, int height);
   private static native void nativeI420ToNV12(ByteBuffer srcY, int srcStrideY, ByteBuffer srcU,
       int srcStrideU, ByteBuffer srcV, int srcStrideV, ByteBuffer dstY, int dstStrideY,
       ByteBuffer dstUV, int dstStrideUV, int width, int height);
+  private static native void nativeI420Rotate(ByteBuffer srcY, int srcStrideY, ByteBuffer srcU,
+      int srcStrideU, ByteBuffer srcV, int srcStrideV, ByteBuffer dstY, int dstStrideY,
+      ByteBuffer dstU, int dstStrideU, ByteBuffer dstV, int dstStrideV, int srcWidth, int srcHeight,
+      int rotationMode);
 }