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Commit 5b155b84 authored by Alex Glaznev's avatar Alex Glaznev
Browse files

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
parent 9cddbd25

include/media/openmax/OMX_IndexExt.h

+1 −0
Original line number Diff line number Diff line
@@ -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,

include/media/openmax/OMX_VideoExt.h

+37 −0
Original line number Diff line number Diff line
@@ -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

}