media: discard duplicate CEA-608 ctrl code (56a7ed69) · Commits · e / os / android_frameworks_base

media/java/android/media/ClosedCaptionRenderer.java

+11 −1

Original line number	Diff line number	Diff line
		@@ -154,6 +154,7 @@ class CCParser {

		private int mMode = MODE_PAINT_ON;
		private int mRollUpSize = 4;
		private int mPrevCtrlCode = INVALID;

		private CCMemory mDisplay = new CCMemory();
		private CCMemory mNonDisplay = new CCMemory();
		@@ -260,6 +261,13 @@ class CCParser {

		private boolean handleCtrlCode(CCData ccData) {
		int ctrlCode = ccData.getCtrlCode();

		if (mPrevCtrlCode != INVALID && mPrevCtrlCode == ctrlCode) {
		// discard double ctrl codes (but if there's a 3rd one, we still take that)
		mPrevCtrlCode = INVALID;
		return true;
		}

		switch(ctrlCode) {
		case RCL:
		// select pop-on style
		@@ -325,10 +333,12 @@ class CCParser {
		break;
		case INVALID:
		default:
		// not handled
		mPrevCtrlCode = INVALID;
		return false;
		}

		mPrevCtrlCode = ctrlCode;

		// handled
		return true;
		}