Added AMessage::debugString() for debugging purposes. (03431d2f) · Commits · e / os / android_frameworks_base

include/media/stagefright/foundation/AMessage.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -60,6 +60,8 @@ struct AMessage : public RefBase {

		sp<AMessage> dup() const;

		AString debugString(int32_t indent = 0) const;

		protected:
		virtual ~AMessage();

media/libstagefright/foundation/AMessage.cpp

+103 −0

Original line number	Diff line number	Diff line
		@@ -16,6 +16,8 @@

		#include "AMessage.h"

		#include <ctype.h>

		#include "AAtomizer.h"
		#include "ADebug.h"
		#include "ALooperRoster.h"
		@@ -238,4 +240,105 @@ sp<AMessage> AMessage::dup() const {
		return msg;
		}

		static void appendIndent(AString *s, int32_t indent) {
		static const char kWhitespace[] =
		" "
		" ";

		CHECK_LT((size_t)indent, sizeof(kWhitespace));

		s->append(kWhitespace, indent);
		}

		static bool isFourcc(uint32_t what) {
		return isprint(what & 0xff)
		&& isprint((what >> 8) & 0xff)
		&& isprint((what >> 16) & 0xff)
		&& isprint((what >> 24) & 0xff);
		}

		AString AMessage::debugString(int32_t indent) const {
		AString s = "AMessage(what = ";

		AString tmp;
		if (isFourcc(mWhat)) {
		tmp = StringPrintf(
		"'%c%c%c%c'",
		(char)(mWhat >> 24),
		(char)((mWhat >> 16) & 0xff),
		(char)((mWhat >> 8) & 0xff),
		(char)(mWhat & 0xff));
		} else {
		tmp = StringPrintf("0x%08x", mWhat);
		}
		s.append(tmp);

		if (mTarget != 0) {
		tmp = StringPrintf(", target = %d", mTarget);
		s.append(tmp);
		}
		s.append(") = {\n");

		for (size_t i = 0; i < mNumItems; ++i) {
		const Item &item = mItems[i];

		switch (item.mType) {
		case kTypeInt32:
		tmp = StringPrintf(
		"int32_t %s = %d", item.mName, item.u.int32Value);
		break;
		case kTypeInt64:
		tmp = StringPrintf(
		"int64_t %s = %lld", item.mName, item.u.int64Value);
		break;
		case kTypeSize:
		tmp = StringPrintf(
		"size_t %s = %d", item.mName, item.u.sizeValue);
		break;
		case kTypeFloat:
		tmp = StringPrintf(
		"float %s = %f", item.mName, item.u.floatValue);
		break;
		case kTypeDouble:
		tmp = StringPrintf(
		"double %s = %f", item.mName, item.u.doubleValue);
		break;
		case kTypePointer:
		tmp = StringPrintf(
		"void *%s = %p", item.mName, item.u.ptrValue);
		break;
		case kTypeString:
		tmp = StringPrintf(
		"string %s = \"%s\"",
		item.mName,
		item.u.stringValue->c_str());
		break;
		case kTypeObject:
		tmp = StringPrintf(
		"RefBase *%s = %p", item.mName, item.u.refValue);
		break;
		case kTypeMessage:
		tmp = StringPrintf(
		"AMessage %s = %s",
		item.mName,
		static_cast<AMessage *>(
		item.u.refValue)->debugString(
		indent + strlen(item.mName) + 14).c_str());
		break;
		default:
		TRESPASS();
		}

		appendIndent(&s, indent);
		s.append(" ");
		s.append(tmp);
		s.append("\n");
		}

		appendIndent(&s, indent);
		s.append("}");

		return s;
		}

		} // namespace android