Add accelerated video decoder interface, VP8 and H.264 implementations and hook up to V4L2SVDA.

content/common/gpu/media/vaapi_h264_dpb.cc

Index: content/common/gpu/media/vaapi_h264_dpb.cc
diff --git a/content/common/gpu/media/h264_dpb.cc b/content/common/gpu/media/vaapi_h264_dpb.cc
similarity index 64%
copy from content/common/gpu/media/h264_dpb.cc
copy to content/common/gpu/media/vaapi_h264_dpb.cc
index 371d61283139a4df1084b653d6e645ae9edd8a8e..7141618ce78433261ce5cc14b29893bacabce114 100644
--- a/content/common/gpu/media/h264_dpb.cc
+++ b/content/common/gpu/media/vaapi_h264_dpb.cc
@@ -6,25 +6,27 @@
 
 #include "base/logging.h"
 #include "base/stl_util.h"
-#include "content/common/gpu/media/h264_dpb.h"
+#include "content/common/gpu/media/vaapi_h264_dpb.h"
 
 namespace content {
 
-H264DPB::H264DPB() : max_num_pics_(0) {}
-H264DPB::~H264DPB() {}
+VaapiH264DPB::VaapiH264DPB() : max_num_pics_(0) {
+}
+VaapiH264DPB::~VaapiH264DPB() {
+}
 
-void H264DPB::Clear() {
+void VaapiH264DPB::Clear() {
   pics_.clear();
 }
 
-void H264DPB::set_max_num_pics(size_t max_num_pics) {
+void VaapiH264DPB::set_max_num_pics(size_t max_num_pics) {
   DCHECK_LE(max_num_pics, kDPBMaxSize);
   max_num_pics_ = max_num_pics;
   if (pics_.size() > max_num_pics_)
     pics_.resize(max_num_pics_);
 }
 
-void H264DPB::DeleteByPOC(int poc) {
+void VaapiH264DPB::DeleteByPOC(int poc) {
   for (Pictures::iterator it = pics_.begin(); it != pics_.end(); ++it) {
     if ((*it)->pic_order_cnt == poc) {
       pics_.erase(it);
@@ -34,7 +36,7 @@ void H264DPB::DeleteByPOC(int poc) {
   NOTREACHED() << "Missing POC: " << poc;
 }
 
-void H264DPB::DeleteUnused() {
+void VaapiH264DPB::DeleteUnused() {
   for (Pictures::iterator it = pics_.begin(); it != pics_.end(); ) {
     if ((*it)->outputted && !(*it)->ref)
       it = pics_.erase(it);
@@ -43,14 +45,14 @@ void H264DPB::DeleteUnused() {
   }
 }
 
-void H264DPB::StorePic(H264Picture* pic) {
+void VaapiH264DPB::StorePic(VaapiH264Picture* pic) {
   DCHECK_LT(pics_.size(), max_num_pics_);
   DVLOG(3) << "Adding PicNum: " << pic->pic_num << " ref: " << (int)pic->ref
            << " longterm: " << (int)pic->long_term << " to DPB";
   pics_.push_back(pic);
 }
 
-int H264DPB::CountRefPics() {
+int VaapiH264DPB::CountRefPics() {
   int ret = 0;
   for (size_t i = 0; i < pics_.size(); ++i) {
     if (pics_[i]->ref)
@@ -59,14 +61,14 @@ int H264DPB::CountRefPics() {
   return ret;
 }
 
-void H264DPB::MarkAllUnusedForRef() {
+void VaapiH264DPB::MarkAllUnusedForRef() {
   for (size_t i = 0; i < pics_.size(); ++i)
     pics_[i]->ref = false;
 }
 
-H264Picture* H264DPB::GetShortRefPicByPicNum(int pic_num) {
+VaapiH264Picture* VaapiH264DPB::GetShortRefPicByPicNum(int pic_num) {
   for (size_t i = 0; i < pics_.size(); ++i) {
-    H264Picture* pic = pics_[i];
+    VaapiH264Picture* pic = pics_[i];
     if (pic->ref && !pic->long_term && pic->pic_num == pic_num)
       return pic;
   }
@@ -75,9 +77,9 @@ H264Picture* H264DPB::GetShortRefPicByPicNum(int pic_num) {
   return NULL;
 }
 
-H264Picture* H264DPB::GetLongRefPicByLongTermPicNum(int pic_num) {
+VaapiH264Picture* VaapiH264DPB::GetLongRefPicByLongTermPicNum(int pic_num) {
   for (size_t i = 0; i < pics_.size(); ++i) {
-    H264Picture* pic = pics_[i];
+    VaapiH264Picture* pic = pics_[i];
     if (pic->ref && pic->long_term && pic->long_term_pic_num == pic_num)
       return pic;
   }
@@ -86,10 +88,10 @@ H264Picture* H264DPB::GetLongRefPicByLongTermPicNum(int pic_num) {
   return NULL;
 }
 
-H264Picture* H264DPB::GetLowestFrameNumWrapShortRefPic() {
-  H264Picture* ret = NULL;
+VaapiH264Picture* VaapiH264DPB::GetLowestFrameNumWrapShortRefPic() {
+  VaapiH264Picture* ret = NULL;
   for (size_t i = 0; i < pics_.size(); ++i) {
-    H264Picture* pic = pics_[i];
+    VaapiH264Picture* pic = pics_[i];
     if (pic->ref && !pic->long_term &&
         (!ret || pic->frame_num_wrap < ret->frame_num_wrap))
       ret = pic;
@@ -97,25 +99,28 @@ H264Picture* H264DPB::GetLowestFrameNumWrapShortRefPic() {
   return ret;
 }
 
-void H264DPB::GetNotOutputtedPicsAppending(H264Picture::PtrVector& out) {
+void VaapiH264DPB::GetNotOutputtedPicsAppending(
+    VaapiH264Picture::PtrVector& out) {
   for (size_t i = 0; i < pics_.size(); ++i) {
-    H264Picture* pic = pics_[i];
+    VaapiH264Picture* pic = pics_[i];
     if (!pic->outputted)
       out.push_back(pic);
   }
 }
 
-void H264DPB::GetShortTermRefPicsAppending(H264Picture::PtrVector& out) {
+void VaapiH264DPB::GetShortTermRefPicsAppending(
+    VaapiH264Picture::PtrVector& out) {
   for (size_t i = 0; i < pics_.size(); ++i) {
-    H264Picture* pic = pics_[i];
+    VaapiH264Picture* pic = pics_[i];
     if (pic->ref && !pic->long_term)
       out.push_back(pic);
   }
 }
 
-void H264DPB::GetLongTermRefPicsAppending(H264Picture::PtrVector& out) {
+void VaapiH264DPB::GetLongTermRefPicsAppending(
+    VaapiH264Picture::PtrVector& out) {
   for (size_t i = 0; i < pics_.size(); ++i) {
-    H264Picture* pic = pics_[i];
+    VaapiH264Picture* pic = pics_[i];
     if (pic->ref && pic->long_term)
       out.push_back(pic);
   }