Bug 1239607 - Collect codec info using MediaCodecList instead of OMXCodec. r=sotaro

config/system-headers

@@ -748,6 +748,7 @@ media/stagefright/foundation/hexdump.h
 media/stagefright/MediaBuffer.h
 media/stagefright/MediaBufferGroup.h
 media/stagefright/MediaCodec.h
+media/stagefright/MediaCodecList.h
 media/stagefright/MediaCodecSource.h
 media/stagefright/MediaDefs.h
 media/stagefright/MediaErrors.h

dom/media/platforms/omx/GonkOmxPlatformLayer.cpp

@@ -5,7 +5,6 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "OmxDataDecoder.h"
-#include "OmxPromiseLayer.h"
 #include "GonkOmxPlatformLayer.h"
 #include "MediaInfo.h"
 #include "ImageContainer.h"
@@ -16,7 +15,7 @@
 #include <binder/MemoryDealer.h>
 #include <media/IOMX.h>
 #include <utils/List.h>
-#include <media/stagefright/OMXCodec.h>
+#include <media/stagefright/MediaCodecList.h>
 #include <cutils/properties.h>
 
 extern mozilla::LogModule* GetPDMLog();
@@ -39,7 +38,10 @@ namespace mozilla {
 
 extern void GetPortIndex(nsTArray<uint32_t>& aPortIndex);
 
-bool IsSoftwareCodec(const char* aComponentName) {
+// In Gonk, the software component name has prefix "OMX.google". It needs to
+// have a way to use hardware codec first.
+bool IsSoftwareCodec(const char* aComponentName)
+{
   nsAutoCString str(aComponentName);
   return (str.Find(NS_LITERAL_CSTRING("OMX.google.")) == -1 ? false : true);
 }
@@ -134,7 +136,7 @@ protected:
   RefPtr<TaskQueue> mTaskQueue;
   // TODO:
   //   we should combine both event handlers into one. And we should provide
-  //   an unified way for event handling in OmxPlatforLayer class.
+  //   an unified way for event handling in OmxPlatformLayer class.
   RefPtr<OmxPromiseLayer> mPromiseLayer;
   RefPtr<OmxDataDecoder> mClient;
 };
@@ -344,8 +346,6 @@ GonkOmxPlatformLayer::GonkOmxPlatformLayer(OmxDataDecoder* aDataDecoder,
   : mTaskQueue(aTaskQueue)
   , mImageContainer(aImageContainer)
   , mNode(0)
-  , mQuirks(0)
-  , mUsingHardwareCodec(false)
 {
   mOmxObserver = new GonkOmxObserver(mTaskQueue, aPromiseLayer, aDataDecoder);
 }
@@ -379,8 +379,7 @@ GonkOmxPlatformLayer::AllocateOmxBuffer(OMX_DIRTYPE aType,
 
   // Configure video output GraphicBuffer for video decoding acceleration.
   bool useGralloc = false;
-  if ((aType == OMX_DirOutput) &&
-      (mQuirks & OMXCodec::kRequiresAllocateBufferOnOutputPorts) &&
+  if (aType == OMX_DirOutput && mQuirks.test(kRequiresAllocateBufferOnOutputPorts) &&
       (def.eDomain == OMX_PortDomainVideo)) {
     if (NS_FAILED(EnableOmxGraphicBufferPort(def))) {
       return NS_ERROR_FAILURE;
@@ -422,8 +421,8 @@ GonkOmxPlatformLayer::AllocateOmxBuffer(OMX_DIRTYPE aType,
       sp<IMemory> mem = mMemoryDealer[aType]->allocate(def.nBufferSize);
       MOZ_ASSERT(mem.get());
 
-      if ((mQuirks & OMXCodec::kRequiresAllocateBufferOnInputPorts && aType == OMX_DirInput) ||
-          (mQuirks & OMXCodec::kRequiresAllocateBufferOnOutputPorts && aType == OMX_DirOutput)) {
+      if ((mQuirks.test(kRequiresAllocateBufferOnInputPorts) && aType == OMX_DirInput) ||
+          (mQuirks.test(kRequiresAllocateBufferOnOutputPorts) && aType == OMX_DirOutput)) {
         // Buffer is lived remotely. We allocate a local OMX_BUFFERHEADERTYPE
         // as the mirror of the remote OMX_BUFFERHEADERTYPE.
         st = mOmx->allocateBufferWithBackup(mNode, aType, mem, &bufferID);
@@ -533,38 +532,14 @@ GonkOmxPlatformLayer::InitOmxToStateLoaded(const TrackInfo* aInfo)
     return OMX_ErrorUndefined;
   }
 
-  bool useHardwareCodecOnly = false;
-
-  // H264 and H263 has different profiles, software codec doesn't support high profile.
-  // So we use hardware codec only.
-  if (!IsInEmulator() &&
-      (mInfo->mMimeType.EqualsLiteral("video/avc") ||
-       mInfo->mMimeType.EqualsLiteral("video/mp4") ||
-       mInfo->mMimeType.EqualsLiteral("video/mp4v-es") ||
-       mInfo->mMimeType.EqualsLiteral("video/3gp"))) {
-    useHardwareCodecOnly = true;
-  }
-
   LOG("find componenet for mime type %s", mInfo->mMimeType.Data());
-  // In Gonk, the software component name has prefix "OMX.google". It needs to
-  // have a way to use hardware codec first.
-  android::Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
-  nsTArray<const char*> components;
-  OMXCodec::findMatchingCodecs(mInfo->mMimeType.Data(),
-                               0,
-                               nullptr,
-                               0,
-                               &matchingCodecs);
-  for (uint32_t i = 0; i < matchingCodecs.size(); i++) {
-    components.AppendElement(matchingCodecs.itemAt(i).mName.string());
-  }
 
-  for (auto name : components) {
-    if (IsSoftwareCodec(name) && useHardwareCodecOnly) {
-      continue;
-    }
-    if (LoadComponent(name)) {
-      return OMX_ErrorNone;
+  nsTArray<ComponentInfo> components;
+  if (FindComponents(mInfo->mMimeType, &components)) {
+    for (auto comp : components) {
+      if (LoadComponent(comp)) {
+        return OMX_ErrorNone;
+      }
     }
   }
 
@@ -606,13 +581,15 @@ GonkOmxPlatformLayer::InitOmxParameter(T* aParam)
 }
 
 bool
-GonkOmxPlatformLayer::LoadComponent(const char* aName)
+GonkOmxPlatformLayer::LoadComponent(const ComponentInfo& aComponent)
 {
-  status_t err = mOmx->allocateNode(aName, mOmxObserver, &mNode);
+  status_t err = mOmx->allocateNode(aComponent.mName, mOmxObserver, &mNode);
   if (err == OK) {
-    OMXCodec::findCodecQuirks(aName, &mQuirks);
-    LOG("Load OpenMax component %s, quirks %x, live locally %d",
-        aName, mQuirks, mOmx->livesLocally(mNode, getpid()));
+    mQuirks = aComponent.mQuirks;
+    LOG("Load OpenMax component %s, alloc input %d, alloc output %d, live locally %d",
+        aComponent.mName, mQuirks.test(kRequiresAllocateBufferOnInputPorts),
+        mQuirks.test(kRequiresAllocateBufferOnOutputPorts),
+        mOmx->livesLocally(mNode, getpid()));
     return true;
   }
   return false;
@@ -630,4 +607,56 @@ GonkOmxPlatformLayer::GetTrackInfo()
   return mInfo;
 }
 
+bool
+GonkOmxPlatformLayer::FindComponents(const nsACString& aMimeType,
+                                     nsTArray<ComponentInfo>* aComponents)
+{
+  static const MediaCodecList* codecs = MediaCodecList::getInstance();
+
+  bool useHardwareCodecOnly = false;
+
+  // H264 and H263 has different profiles, software codec doesn't support high profile.
+  // So we use hardware codec only.
+  if (!IsInEmulator() &&
+      (aMimeType.EqualsLiteral("video/avc") ||
+       aMimeType.EqualsLiteral("video/mp4") ||
+       aMimeType.EqualsLiteral("video/mp4v-es") ||
+       aMimeType.EqualsLiteral("video/3gp"))) {
+    useHardwareCodecOnly = true;
+  }
+
+  size_t start = 0;
+  bool found = false;
+  while (true) {
+    ssize_t index = codecs->findCodecByType(aMimeType.Data(),
+                                            false /* encoder */,
+                                            start);
+    if (index < 0) {
+      break;
+    }
+    start = index + 1;
+
+    const char* name = codecs->getCodecName(index);
+    if (IsSoftwareCodec(name) && useHardwareCodecOnly) {
+      continue;
+    }
+
+    found = true;
+
+    if (!aComponents) {
+      continue;
+    }
+    ComponentInfo* comp = aComponents->AppendElement();
+    comp->mName = name;
+    if (codecs->codecHasQuirk(index, "requires-allocate-on-input-ports")) {
+      comp->mQuirks.set(kRequiresAllocateBufferOnInputPorts);
+    }
+    if (codecs->codecHasQuirk(index, "requires-allocate-on-output-ports")) {
+      comp->mQuirks.set(kRequiresAllocateBufferOnOutputPorts);
+    }
+  }
+
+  return found;
+}
+
 } // mozilla

dom/media/platforms/omx/GonkOmxPlatformLayer.h

@@ -9,11 +9,16 @@
 
 #pragma GCC visibility push(default)
 
-#include "OmxPlatformLayer.h"
-#include "OMX_Component.h"
+#include <bitset>
+
 #include <utils/RefBase.h>
 #include <media/stagefright/OMXClient.h>
-#include "mozilla/layers/TextureClientRecycleAllocator.h"
+
+#include "OMX_Component.h"
+
+#include "OmxPlatformLayer.h"
+
+class nsACString;
 
 namespace android {
 class IMemory;
@@ -105,6 +110,18 @@ public:
 
 class GonkOmxPlatformLayer : public OmxPlatformLayer {
 public:
+  enum {
+    kRequiresAllocateBufferOnInputPorts = 0,
+    kRequiresAllocateBufferOnOutputPorts,
+    QUIRKS,
+  };
+  typedef std::bitset<QUIRKS> Quirks;
+
+  struct ComponentInfo {
+    const char* mName;
+    Quirks mQuirks;
+  };
+
   GonkOmxPlatformLayer(OmxDataDecoder* aDataDecoder,
                        OmxPromiseLayer* aPromiseLayer,
                        TaskQueue* aTaskQueue,
@@ -141,6 +158,9 @@ public:
   // to one function.
   template<class T> void InitOmxParameter(T* aParam);
 
+  static bool FindComponents(const nsACString& aMimeType,
+                             nsTArray<ComponentInfo>* aComponents = nullptr);
+
 protected:
   friend GonkBufferData;
 
@@ -155,7 +175,7 @@ protected:
 
   nsresult EnableOmxGraphicBufferPort(OMX_PARAM_PORTDEFINITIONTYPE& aDef);
 
-  bool LoadComponent(const char* aName);
+  bool LoadComponent(const ComponentInfo& aComponent);
 
   friend class GonkOmxObserver;
 
@@ -174,11 +194,9 @@ protected:
 
   android::OMXClient mOmxClient;
 
-  uint32_t mQuirks;
-
-  bool mUsingHardwareCodec;
-
   const TrackInfo* mInfo;
+
+  Quirks mQuirks;
 };
 
 }