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authorJames Dong <jdong@google.com>2011-06-17 15:50:19 -0700
committerAndroid (Google) Code Review <android-gerrit@google.com>2011-06-17 15:50:19 -0700
commitd11f591b45008147cf0854b2af8712692cef6f03 (patch)
treefd889b31116d1b2b24724e3e9006d1e4867f9ad1 /media
parentee452bcc06c6a42ecc78a154bb4fb9366e9178eb (diff)
parentbf8116f28da187933a255ba3719b9265ecd1d98b (diff)
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Merge "Use system property to control whether we will enable B frame support in MPEG4Writer"
Diffstat (limited to 'media')
-rw-r--r--media/libstagefright/MPEG4Writer.cpp12
1 files changed, 11 insertions, 1 deletions
diff --git a/media/libstagefright/MPEG4Writer.cpp b/media/libstagefright/MPEG4Writer.cpp
index 28add18..58f03a0 100644
--- a/media/libstagefright/MPEG4Writer.cpp
+++ b/media/libstagefright/MPEG4Writer.cpp
@@ -1975,7 +1975,17 @@ status_t MPEG4Writer::Track::threadEntry() {
int64_t previousPausedDurationUs = 0;
int64_t timestampUs = 0;
int64_t cttsDeltaTimeUs = 0;
+ bool hasBFrames = false;
+#if 1
+ // XXX: Samsung's video encoder's output buffer timestamp
+ // is not correct. see bug 4724339
+ char value[PROPERTY_VALUE_MAX];
+ if (property_get("rw.media.record.hasb", value, NULL) &&
+ (!strcasecmp(value, "true") || !strcasecmp(value, "1"))) {
+ hasBFrames = true;
+ }
+#endif
if (mIsAudio) {
prctl(PR_SET_NAME, (unsigned long)"AudioTrackEncoding", 0, 0, 0);
} else {
@@ -2118,7 +2128,7 @@ status_t MPEG4Writer::Track::threadEntry() {
timestampUs -= previousPausedDurationUs;
CHECK(timestampUs >= 0);
- if (!mIsAudio) {
+ if (!mIsAudio && hasBFrames) {
/*
* Composition time: timestampUs
* Decoding time: decodingTimeUs