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authorAndreas Huber <andih@google.com>2011-07-13 09:36:11 -0700
committerAndreas Huber <andih@google.com>2011-07-13 09:47:09 -0700
commit42e549e4ab54802d788c43e3a04a85b7a1a95e97 (patch)
tree6bf620f639533f345089df3902a93109028bed4e /include/media/IStreamSource.h
parent9cded98816c40fd55053b1e38fc7fd8a68da8866 (diff)
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Enable signalling of a stream discontinuity involving a format-change
through IStreamListener. Change-Id: Ic0409cdc4891ad26b61f2f98bdda3c7fb2e2de6a related-to-bug: 5022434
Diffstat (limited to 'include/media/IStreamSource.h')
-rw-r--r--include/media/IStreamSource.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/media/IStreamSource.h b/include/media/IStreamSource.h
index d310cee..cc63356 100644
--- a/include/media/IStreamSource.h
+++ b/include/media/IStreamSource.h
@@ -51,6 +51,17 @@ struct IStreamListener : public IInterface {
// will be suppressed until media time reaches this timestamp.
static const char *const kKeyResumeAtPTS;
+ // When signalling a discontinuity you can optionally
+ // signal that this is a "hard" discontinuity, i.e. the format
+ // or configuration of subsequent stream data differs from that
+ // currently active. To do so, include a non-zero int32_t value
+ // under the key "kKeyFormatChange" when issuing the DISCONTINUITY
+ // command.
+ // The new logical stream must start with proper codec initialization
+ // information for playback to continue, i.e. SPS and PPS in the case
+ // of AVC video etc.
+ static const char *const kKeyFormatChange;
+
virtual void issueCommand(
Command cmd, bool synchronous, const sp<AMessage> &msg = NULL) = 0;
};