From 5b155b84a24e0c7018e68a70c25de6c806c7ed4d Mon Sep 17 00:00:00 2001
From: Alex Glaznev <glaznev@google.com>
Date: Mon, 7 Apr 2014 11:09:56 -0700
Subject: Add VP8 encoder extra parameters structure to support configuring
 encoder key frame interval, number of temporal layers, type of temporal layer
 pattern and minimum and maximum quantization parameters.

Bug: 11969958
Change-Id: I561e03148a7c5d928b5bf350ad3631ae69871065
---
 include/media/openmax/OMX_IndexExt.h |  1 +
 include/media/openmax/OMX_VideoExt.h | 37 ++++++++++++++++++++++++++++++++++++
 2 files changed, 38 insertions(+)

(limited to 'include/media')

diff --git a/include/media/openmax/OMX_IndexExt.h b/include/media/openmax/OMX_IndexExt.h
index ffcd4f3..c503dcf 100644
--- a/include/media/openmax/OMX_IndexExt.h
+++ b/include/media/openmax/OMX_IndexExt.h
@@ -71,6 +71,7 @@ typedef enum OMX_INDEXEXTTYPE {
     OMX_IndexParamVideoVp8,                         /**< reference: OMX_VIDEO_PARAM_VP8TYPE */
     OMX_IndexConfigVideoVp8ReferenceFrame,          /**< reference: OMX_VIDEO_VP8REFERENCEFRAMETYPE */
     OMX_IndexConfigVideoVp8ReferenceFrameType,      /**< reference: OMX_VIDEO_VP8REFERENCEFRAMEINFOTYPE */
+    OMX_IndexParamVideoAndroidVp8Encoder,           /**< reference: OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE */
 
     /* Image & Video common configurations */
     OMX_IndexExtCommonStartUnused = OMX_IndexKhronosExtensions + 0x00700000,
diff --git a/include/media/openmax/OMX_VideoExt.h b/include/media/openmax/OMX_VideoExt.h
index fa24168..3f18b43 100644
--- a/include/media/openmax/OMX_VideoExt.h
+++ b/include/media/openmax/OMX_VideoExt.h
@@ -108,6 +108,43 @@ typedef struct OMX_VIDEO_VP8REFERENCEFRAMEINFOTYPE {
     OMX_BOOL bIsGoldenOrAlternateFrame;
 } OMX_VIDEO_VP8REFERENCEFRAMEINFOTYPE;
 
+/** Maximum number of VP8 temporal layers */
+#define OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS 3
+
+/** VP8 temporal layer patterns */
+typedef enum OMX_VIDEO_ANDROID_VPXTEMPORALLAYERPATTERNTYPE {
+    OMX_VIDEO_VPXTemporalLayerPatternNone = 0,
+    OMX_VIDEO_VPXTemporalLayerPatternWebRTC = 1,
+    OMX_VIDEO_VPXTemporalLayerPatternMax = 0x7FFFFFFF
+} OMX_VIDEO_ANDROID_VPXTEMPORALLAYERPATTERNTYPE;
+
+/**
+ * Android specific VP8 encoder params
+ *
+ * STRUCT MEMBERS:
+ *  nSize                      : Size of the structure in bytes
+ *  nVersion                   : OMX specification version information
+ *  nPortIndex                 : Port that this structure applies to
+ *  nKeyFrameInterval          : Key frame interval in frames
+ *  eTemporalPattern           : Type of temporal layer pattern
+ *  nTemporalLayerCount        : Number of temporal coding layers
+ *  nTemporalLayerBitrateRatio : Bitrate ratio allocation between temporal
+ *                               streams in percentage
+ *  nMinQuantizer              : Minimum (best quality) quantizer
+ *  nMaxQuantizer              : Maximum (worst quality) quantizer
+ */
+typedef struct OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE {
+    OMX_U32 nSize;
+    OMX_VERSIONTYPE nVersion;
+    OMX_U32 nPortIndex;
+    OMX_U32 nKeyFrameInterval;
+    OMX_VIDEO_ANDROID_VPXTEMPORALLAYERPATTERNTYPE eTemporalPattern;
+    OMX_U32 nTemporalLayerCount;
+    OMX_U32 nTemporalLayerBitrateRatio[OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS];
+    OMX_U32 nMinQuantizer;
+    OMX_U32 nMaxQuantizer;
+};
+
 
 #ifdef __cplusplus
 }
-- 
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