Adding YUVA support for enabling Alpha Playback

media/base/decoder_buffer.cc

Index: media/base/decoder_buffer.cc
diff --git a/media/base/decoder_buffer.cc b/media/base/decoder_buffer.cc
index 03f9bbbc566abc70abb878bc0dc00b34c82b7093..674506cae2a5fc6fe8bde65088297e7229b901a5 100644
--- a/media/base/decoder_buffer.cc
+++ b/media/base/decoder_buffer.cc
@@ -32,6 +32,7 @@ void DecoderBuffer::Initialize() {
   data_.reset(reinterpret_cast<uint8*>(
       base::AlignedAlloc(size_ + kPaddingSize, kAlignmentSize)));
   memset(data_.get() + size_, 0, kPaddingSize);
+  side_data_size_ = 0;
 }
 
 // static
@@ -42,6 +43,16 @@ scoped_refptr<DecoderBuffer> DecoderBuffer::CopyFrom(const uint8* data,
   return make_scoped_refptr(new DecoderBuffer(data, data_size));
 }
 
+void DecoderBuffer::SetSideData(const uint8* side_data, int side_data_size) {
+  DCHECK(side_data);
+  DCHECK_GE(side_data_size_, 0);
+  side_data_size_ = side_data_size;
+  side_data_.reset(reinterpret_cast<uint8*>(
+          base::AlignedAlloc(side_data_size_ + kPaddingSize, kAlignmentSize)));

[fgalligan1, 2013/02/12 01:20:58]

nit: 4 space indent

[vigneshv, 2013/02/14 19:06:14]

Done.

+  memset(side_data_.get() + side_data_size_, 0, kPaddingSize);
+  memcpy(side_data_.get(), side_data, side_data_size_);
+}
+
 // static
 scoped_refptr<DecoderBuffer> DecoderBuffer::CreateEOSBuffer() {
   return make_scoped_refptr(new DecoderBuffer(NULL, 0));
@@ -82,6 +93,14 @@ int DecoderBuffer::GetDataSize() const {
   return size_;
 }
 
+const uint8* DecoderBuffer::GetSideData() const {
+  return side_data_.get();
+}
+
+int DecoderBuffer::GetSideDataSize() const {
+  return side_data_size_;
+}
+
 const DecryptConfig* DecoderBuffer::GetDecryptConfig() const {
   DCHECK(!IsEndOfStream());
   return decrypt_config_.get();