Commit: 4e79fd1ab329ff0b165390e27727465349d846d7 - hardware-intel-libva (git)

hardware/intel/libva

Commit MetaInfo

• Revision: 4e79fd1ab329ff0b165390e27727465349d846d7 (tree)
• Zeit: 2014-07-18 21:03:56
• Autor: Jonathan Bian <jonathan.bian@inte...>
• Commiter: Xiang, Haihao

Log Message

Removed fields in VP8 structures that duplicate VAEncMiscParameter structures. Added reference frames to support non auto reference frame implementation. Changed VAQMatrixBufferVP8 to use quantization index deltas.

(cherry picked from commit fbd3de9b22491689c6c3e5f1c305d7af76444e45)

Ändern Zusammenfassung

• modified: va/va_enc_vp8.h

Diff

--- a/va/va_enc_vp8.h
+++ b/va/va_enc_vp8.h
@@ -54,8 +54,11 @@ typedef struct  _VAEncSequenceParameterBufferVP8
     unsigned int frame_width;
     /* frame height in pixels */
     unsigned int frame_height;
-    /* frame rate */
-    unsigned int frame_rate;
+    /* horizontal scale */
+    unsigned int frame_width_scale;
+    /* vertical scale */
+    unsigned int frame_height_scale;
+
     /* whether to enable error resilience features */
     unsigned int error_resilient;
     /* auto keyframe placement, non-zero means enable auto keyframe placement */
@@ -69,34 +72,25 @@ typedef struct  _VAEncSequenceParameterBufferVP8
     /* RC related fields. RC modes are set with VAConfigAttribRateControl */
     /* For VP8, CBR implies HRD conformance and VBR implies no HRD conformance */
 
-    /* target bit-rate */
-    unsigned int bits_per_second;
-    /* min QP */
-    unsigned int min_qp;
-    /* max QP */
-    unsigned int max_qp;
-    /* RC undershoot percentage */
-    unsigned int rc_undershoot;
-    /* RC overshoot percentage */
-    unsigned int rc_overshoot;
-    /* HRD buffer size */
-    unsigned int hrd_buf_size;
-    /* HRD buffer initial fullness */
-    unsigned int hrd_buf_initial_fullness;
-    /* HRD buffer optimal fullness */
-    unsigned int hrd_buf_optimal_fullness;
-
-    /* up to 3 modes are honored, quality (1), normal (2) and performance (3) */
-    unsigned char target_usage;
-    /* only valid for avbr mode */
-    unsigned int user_max_frame_size;
     /**
-     * min number of frames for bit rate to converge. 
-     * value should be >= 100. used for avbr mode 
+     * Initial bitrate set for this sequence in CBR or VBR modes.
+     *
+     * This field represents the initial bitrate value for this
+     * sequence if CBR or VBR mode is used, i.e. if the encoder
+     * pipeline was created with a #VAConfigAttribRateControl
+     * attribute set to either \ref VA_RC_CBR or \ref VA_RC_VBR.
+     *
+     * The bitrate can be modified later on through
+     * #VAEncMiscParameterRateControl buffers.
      */
-    unsigned int avbr_convergence;
+    unsigned int bits_per_second;
+    /* Period between I frames. */
+    unsigned int intra_period;
 
-    /* reference and reconstructed frame buffers*/
+    /* reference and reconstructed frame buffers
+     * Used for driver auto reference management when configured through 
+     * VAConfigAttribEncAutoReference. 
+     */
     VASurfaceID reference_frames[4];
 
 } VAEncSequenceParameterBufferVP8;
@@ -113,6 +107,14 @@ typedef struct  _VAEncPictureParameterBufferVP8
     /* surface to store reconstructed frame  */
     VASurfaceID reconstructed_frame;
 
+    /* 
+     * surfaces to store reference frames in non auto reference mode
+     * VA_INVALID_SURFACE can be used to denote an invalid reference frame. 
+     */
+    VASurfaceID ref_last_frame;
+    VASurfaceID ref_gf_frame;
+    VASurfaceID ref_arf_frame;
+
     /* buffer to store coded data */
     VABufferID coded_buf;
 
@@ -219,9 +221,6 @@ typedef struct  _VAEncPictureParameterBufferVP8
         unsigned int value;
     } pic_flags;
 
-    /* quality setting, equivalent to VP8E_SET_CPUUSED */
-    unsigned int quality_setting;
-
     /**
      * Contains a list of 4 loop filter level values (updated value if applicable)
      * controlling the deblocking filter strength. Each entry represents a segment.
@@ -295,16 +294,18 @@ typedef struct _VAEncMBMapBufferVP8
 /**
  * \brief VP8 Quantization Matrix Buffer Structure
  *
- * Contains quantization indices for yac(0),ydc(1),y2dc(2),y2ac(3),uvdc(4),
- * uvac(5) for each segment (0-3). When segmentation is disabled, only  
- * quantization_index[0][] will be used. This structure is sent once per frame.
+ * Contains quantization index for yac(0-3) for each segment and quantization 
+ * index deltas, ydc(0), y2dc(1), y2ac(2), uvdc(3), uvac(4) that are applied 
+ * to all segments.  When segmentation is disabled, only quantization_index[0] 
+ * will be used. This structure is sent once per frame.
  */
 typedef struct _VAQMatrixBufferVP8
 {
     /* 
      * array first dimensional is segment and 2nd dimensional is Q index
      */
-    unsigned short quantization_index[4][6];
+    unsigned short quantization_index[4];
+    short quantization_index_delta[5];
 } VAQMatrixBufferVP8;