Bug 1300956. Part 7 - Implement BufferingState.
MozReview-Commit-ID: 5FvguP4y43Z
--- a/dom/media/MediaDecoderStateMachine.cpp
+++ b/dom/media/MediaDecoderStateMachine.cpp
@@ -319,16 +319,38 @@ public:
explicit SeekingState(Master* aPtr) : StateObject(aPtr) {}
State GetState() const override
{
return DECODER_STATE_SEEKING;
}
};
+class MediaDecoderStateMachine::BufferingState
+ : public MediaDecoderStateMachine::StateObject
+{
+public:
+ explicit BufferingState(Master* aPtr) : StateObject(aPtr) {}
+
+ void Enter() override
+ {
+ mMaster->StartBuffering();
+ }
+
+ void Step() override
+ {
+ mMaster->StepBuffering();
+ }
+
+ State GetState() const override
+ {
+ return DECODER_STATE_BUFFERING;
+ }
+};
+
#define INIT_WATCHABLE(name, val) \
name(val, "MediaDecoderStateMachine::" #name)
#define INIT_MIRROR(name, val) \
name(mTaskQueue, val, "MediaDecoderStateMachine::" #name " (Mirror)")
#define INIT_CANONICAL(name, val) \
name(mTaskQueue, val, "MediaDecoderStateMachine::" #name " (Canonical)")
MediaDecoderStateMachine::MediaDecoderStateMachine(MediaDecoder* aDecoder,
@@ -1201,16 +1223,19 @@ MediaDecoderStateMachine::SetState(State
mStateObj = MakeUnique<DecodingFirstFrameState>(this);
break;
case DECODER_STATE_DECODING:
mStateObj = MakeUnique<DecodingState>(this);
break;
case DECODER_STATE_SEEKING:
mStateObj = MakeUnique<SeekingState>(this);
break;
+ case DECODER_STATE_BUFFERING:
+ mStateObj = MakeUnique<BufferingState>(this);
+ break;
default:
mStateObj = nullptr;
break;
}
EnterState();
}
@@ -1244,19 +1269,16 @@ MediaDecoderStateMachine::EnterState()
if (mStateObj) {
MOZ_ASSERT(mState == mStateObj->GetState());
mStateObj->Enter();
return;
}
switch (mState) {
- case DECODER_STATE_BUFFERING:
- StartBuffering();
- break;
case DECODER_STATE_COMPLETED:
ScheduleStateMachine();
break;
case DECODER_STATE_SHUTDOWN:
mIsShutdown = true;
break;
default:
break;
@@ -2407,19 +2429,16 @@ MediaDecoderStateMachine::RunStateMachin
mDispatchedStateMachine = false;
if (mStateObj) {
mStateObj->Step();
return;
}
switch (mState) {
- case DECODER_STATE_BUFFERING:
- StepBuffering();
- return;
case DECODER_STATE_COMPLETED:
StepCompleted();
return;
default:
return;
}
}