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authorLajos Molnar <lajos@google.com>2015-11-13 00:11:57 +0000
committerandroid-build-merger <android-build-merger@google.com>2015-11-13 00:11:57 +0000
commit8abb053a2ea021c649e481813e45860add946e36 (patch)
tree46c1c9f7cefbcf9af3b82ea7e412d8547a4550db
parentffb07f645e12b5c32479bba74b3310353edf691a (diff)
parent37b8c1f77cab3ee9809bcbad81d765ec5bddedce (diff)
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Merge "OMX: clarify EOS signaling for tunneled decoders" into mnc-dev am: f1de4547c1
am: 37b8c1f77c * commit '37b8c1f77cab3ee9809bcbad81d765ec5bddedce': OMX: clarify EOS signaling for tunneled decoders
-rw-r--r--include/media/openmax/OMX_Core.h6
-rw-r--r--include/media/openmax/OMX_VideoExt.h9
2 files changed, 13 insertions, 2 deletions
diff --git a/include/media/openmax/OMX_Core.h b/include/media/openmax/OMX_Core.h
index 521c223..f746a69 100644
--- a/include/media/openmax/OMX_Core.h
+++ b/include/media/openmax/OMX_Core.h
@@ -509,7 +509,7 @@ typedef enum OMX_EVENTTYPE
OMX_EventKhronosExtensions = 0x6F000000, /**< Reserved region for introducing Khronos Standard Extensions */
OMX_EventVendorStartUnused = 0x7F000000, /**< Reserved region for introducing Vendor Extensions */
- /** Event when tunneled decoder has rendered an output
+ /** Event when tunneled decoder has rendered an output or reached EOS
* nData1 must contain the number of timestamps returned
* pEventData must point to an array of the OMX_VIDEO_RENDEREVENTTYPE structs containing the
* render-timestamps of each frame. Component may batch rendered timestamps using this event,
@@ -518,6 +518,10 @@ typedef enum OMX_EVENTTYPE
*
* If component is doing frame-rate conversion, it must signal the render time of each
* converted frame, and must interpolate media timestamps for in-between frames.
+ *
+ * When the component reached EOS, it must signal an EOS timestamp using the same mechanism.
+ * This is in addition to the timestamp of the last rendered frame, and should follow that
+ * frame.
*/
OMX_EventOutputRendered = 0x7F000001,
OMX_EventMax = 0x7FFFFFFF
diff --git a/include/media/openmax/OMX_VideoExt.h b/include/media/openmax/OMX_VideoExt.h
index 34c0405..3971bc5 100644
--- a/include/media/openmax/OMX_VideoExt.h
+++ b/include/media/openmax/OMX_VideoExt.h
@@ -203,10 +203,17 @@ typedef struct OMX_VIDEO_SLICESEGMENTSTYPE {
OMX_BOOL bEnableLoopFilterAcrossSlices;
} OMX_VIDEO_SLICESEGMENTSTYPE;
-/** Structure to return timestamps of rendered output frames for tunneled components */
+/** Structure to return timestamps of rendered output frames as well as EOS
+ * for tunneled components.
+ */
typedef struct OMX_VIDEO_RENDEREVENTTYPE {
OMX_S64 nMediaTimeUs; // timestamp of rendered video frame
OMX_S64 nSystemTimeNs; // system monotonic time at the time frame was rendered
+ // Use INT64_MAX for nMediaTimeUs to signal that the EOS
+ // has been reached. In this case, nSystemTimeNs MUST be
+ // the system time when the last frame was rendered.
+ // This MUST be done in addition to returning (and
+ // following) the render information for the last frame.
} OMX_VIDEO_RENDEREVENTTYPE;
#ifdef __cplusplus