[Libva] [PATCH 4/7] Enabling SNB avc encoding configuration

Xiang, Haihao haihao.xiang at intel.com
Wed Aug 6 23:45:47 PDT 2014


On Thu, 2014-07-24 at 17:47 +0800, Zhong Li wrote:
> Signed-off-by: Zhong Li <zhong.li at intel.com>
> ---
>  src/gen6_vme.c                  |   50 ++++++++++++++++++++++++++-------------
>  src/shaders/vme/inter_frame.asm |   25 ++++++++++++++++++--
>  src/shaders/vme/inter_frame.g6b |    9 +++++++
>  src/shaders/vme/vme.inc         |    5 ++++
>  4 files changed, 71 insertions(+), 18 deletions(-)
> 
> diff --git a/src/gen6_vme.c b/src/gen6_vme.c
> index 8f0006f..2e02591 100644
> --- a/src/gen6_vme.c
> +++ b/src/gen6_vme.c
> @@ -384,21 +384,38 @@ static VAStatus gen6_vme_vme_state_setup(VADriverContextP ctx,
>      dri_bo_map(vme_context->vme_state.bo, 1);
>      assert(vme_context->vme_state.bo->virtual);
>      vme_state_message = (unsigned int *)vme_context->vme_state.bo->virtual;
> -
> -    vme_state_message[0] = 0x01010101;
> -    vme_state_message[1] = 0x10010101;
> -    vme_state_message[2] = 0x0F0F0F0F;
> -    vme_state_message[3] = 0x100F0F0F;
> -    vme_state_message[4] = 0x01010101;
> -    vme_state_message[5] = 0x10010101;
> -    vme_state_message[6] = 0x0F0F0F0F;
> -    vme_state_message[7] = 0x100F0F0F;
> -    vme_state_message[8] = 0x01010101;
> -    vme_state_message[9] = 0x10010101;
> -    vme_state_message[10] = 0x0F0F0F0F;
> -    vme_state_message[11] = 0x000F0F0F;
> -    vme_state_message[12] = 0x00;
> -    vme_state_message[13] = 0x00;
> +    
> +    if (encoder_context->quality_level != ENCODER_LOW_QUALITY) {
> +        vme_state_message[0] = 0x01010101;
> +        vme_state_message[1] = 0x10010101;
> +        vme_state_message[2] = 0x0F0F0F0F;
> +        vme_state_message[3] = 0x100F0F0F;
> +        vme_state_message[4] = 0x01010101;
> +        vme_state_message[5] = 0x10010101;
> +        vme_state_message[6] = 0x0F0F0F0F;
> +        vme_state_message[7] = 0x100F0F0F;
> +        vme_state_message[8] = 0x01010101;
> +        vme_state_message[9] = 0x10010101;
> +        vme_state_message[10] = 0x0F0F0F0F;
> +        vme_state_message[11] = 0x000F0F0F;
> +        vme_state_message[12] = 0x00;
> +        vme_state_message[13] = 0x00;
> +    } else {
> +        vme_state_message[0] = 0x10010101;
> +        vme_state_message[1] = 0x100F0F0F;
> +        vme_state_message[2] = 0x10010101;
> +        vme_state_message[3] = 0x000F0F0F;
> +        vme_state_message[4] = 0;
> +        vme_state_message[5] = 0;
> +        vme_state_message[6] = 0;
> +        vme_state_message[7] = 0;
> +        vme_state_message[8] = 0;
> +        vme_state_message[9] = 0;
> +        vme_state_message[10] = 0;
> +        vme_state_message[11] = 0;
> +        vme_state_message[12] = 0;
> +        vme_state_message[13] = 0;
> +    }
>  
>      vme_state_message[14] = 0x4a4a;
>      vme_state_message[15] = 0x0;
> @@ -452,7 +469,7 @@ gen6_vme_fill_vme_batchbuffer(VADriverContextP ctx,
>                  number_mb_cmds = slice_mb_number - i;
>              }
>  
> -            *command_ptr++ = (CMD_MEDIA_OBJECT | (8 - 2));
> +            *command_ptr++ = (CMD_MEDIA_OBJECT | (9 - 2));
>              *command_ptr++ = kernel;
>              *command_ptr++ = 0;
>              *command_ptr++ = 0;
> @@ -462,6 +479,7 @@ gen6_vme_fill_vme_batchbuffer(VADriverContextP ctx,
>              /*inline data */
>              *command_ptr++ = (mb_width << 16 | mb_y << 8 | mb_x);
>              *command_ptr++ = (number_mb_cmds << 16 | transform_8x8_mode_flag | ((i==0) << 1));
> +            *command_ptr++ = encoder_context->quality_level;
>  
>              i += number_mb_cmds;
>          } 
> diff --git a/src/shaders/vme/inter_frame.asm b/src/shaders/vme/inter_frame.asm
> index e1b6e68..7c5cfd4 100644
> --- a/src/shaders/vme/inter_frame.asm
> +++ b/src/shaders/vme/inter_frame.asm
> @@ -35,7 +35,11 @@ mov  (1) read1_header.8<1>:UD   BLOCK_4X16 {align1};
>  mov  (1) read1_header.20<1>:UB  thread_id_ub {align1};                  /* dispatch id */
>          
>  shl  (2) vme_m0.8<1>:UW         orig_xy_ub<2,2,1>:UB 4:UW {align1};    /* Source =  (x, y) * 16 */
> -        
> +
> +cmp.z.f0.0 (1)	null<1>:uw	quality_level_ub<0,1,0>:ub		LOW_QUALITY_LEVEL:uw   {align1};
> +(f0.0) jmpi (1) __low_quality_search;
> +
> +__high_quality_search:
>  #ifdef DEV_SNB
>  shl  (2) vme_m0.0<1>:UW         orig_xy_ub<2,2,1>:UB 4:UW {align1};	
>  add  (1) vme_m0.0<1>:W          vme_m0.0<0,1,0>:W -16:W {align1};		/* Reference = (x-16,y-12)-(x+32,y+24) */
> @@ -47,8 +51,25 @@ mov  (1) vme_m0.2<1>:W          -12:W {align1} ;
>          
>  mov  (1) vme_m0.12<1>:UD        SEARCH_CTRL_SINGLE + INTER_PART_MASK + INTER_SAD_HAAR + SUB_PEL_MODE_QUARTER:UD {align1};    /* 16x16 Source, 1/4 pixel, harr */
>  mov  (1) vme_m0.20<1>:UB        thread_id_ub {align1};                  /* dispatch id */
> -mov  (1) vme_m0.22<1>:UW        REF_REGION_SIZE {align1};               /* Reference Width&Height, 32x32 */
> +mov  (1) vme_m0.22<1>:UW        REF_REGION_SIZE {align1};               /* Reference Width&Height, 48x40 */
> +jmpi __vme_msg1;
> +
> +
> +__low_quality_search:
> +#ifdef DEV_SNB
> +shl  (2) vme_m0.0<1>:UW         orig_xy_ub<2,2,1>:UB 4:UW {align1};	
> +add  (1) vme_m0.0<1>:W          vme_m0.0<0,1,0>:W -8:W {align1};
> +add  (1) vme_m0.2<1>:W          vme_m0.2<0,1,0>:W -8:W {align1};
> +#else
> +mov  (1) vme_m0.0<1>:W          -8:W {align1} ;
> +mov  (1) vme_m0.2<1>:W          -8:W {align1} ;
> +#endif
> +        
> +mov  (1) vme_m0.12<1>:UD        SEARCH_CTRL_SINGLE + INTER_PART_MASK + INTER_SAD_HAAR + SUB_PEL_MODE_HALF:UD {align1};    /* 16x16 Source, 1/2 pixel, harr */
> +mov  (1) vme_m0.20<1>:UB        thread_id_ub {align1};                  /* dispatch id */
> +mov  (1) vme_m0.22<1>:UW        MIN_REF_REGION_SIZE {align1};               /* Reference Width&Height, 32x32 */
>  
> +__vme_msg1:
>  mov  (1) vme_m1.0<1>:UD         ADAPTIVE_SEARCH_ENABLE:ud {align1} ;
>  mov  (1) vme_m1.4<1>:UD         FB_PRUNING_ENABLE:UD {align1};
>  /* MV num is passed by constant buffer. R4.28 */
> diff --git a/src/shaders/vme/inter_frame.g6b b/src/shaders/vme/inter_frame.g6b
> index ca251bb..bc7cd43 100644
> --- a/src/shaders/vme/inter_frame.g6b
> +++ b/src/shaders/vme/inter_frame.g6b
> @@ -11,12 +11,21 @@
>     { 0x00000001, 0x242800e1, 0x00000000, 0x000f0003 },
>     { 0x00000001, 0x24340231, 0x00000014, 0x00000000 },
>     { 0x00200009, 0x24482e29, 0x004500a0, 0x00040004 },
> +   { 0x01000010, 0x20002e28, 0x000000a8, 0x00020002 },
> +   { 0x00010020, 0x34001c00, 0x00001400, 0x0000000e },
>     { 0x00200009, 0x24402e29, 0x004500a0, 0x00040004 },
>     { 0x00000040, 0x24403dad, 0x00000440, 0xfff0fff0 },
>     { 0x00000040, 0x24423dad, 0x00000442, 0xfff4fff4 },
>     { 0x00000001, 0x244c0061, 0x00000000, 0x00203000 },
>     { 0x00000001, 0x24540231, 0x00000014, 0x00000000 },
>     { 0x00000001, 0x24560169, 0x00000000, 0x28302830 },
> +   { 0x00000020, 0x34001c00, 0x00001400, 0x0000000c },
> +   { 0x00200009, 0x24402e29, 0x004500a0, 0x00040004 },
> +   { 0x00000040, 0x24403dad, 0x00000440, 0xfff8fff8 },
> +   { 0x00000040, 0x24423dad, 0x00000442, 0xfff8fff8 },
> +   { 0x00000001, 0x244c0061, 0x00000000, 0x00201000 },
> +   { 0x00000001, 0x24540231, 0x00000014, 0x00000000 },
> +   { 0x00000001, 0x24560169, 0x00000000, 0x20202020 },
>     { 0x00000001, 0x24600061, 0x00000000, 0x00000002 },
>     { 0x00000001, 0x24640061, 0x00000000, 0x40000000 },
>     { 0x00000001, 0x24640231, 0x0000009c, 0x00000000 },
> diff --git a/src/shaders/vme/vme.inc b/src/shaders/vme/vme.inc
> index dd7e1bb..8a39363 100644
> --- a/src/shaders/vme/vme.inc
> +++ b/src/shaders/vme/vme.inc
> @@ -54,6 +54,7 @@ define(`SEARCH_CTRL_DUAL_RECORD',       `0x00000300')
>  define(`SEARCH_CTRL_DUAL_REFERENCE',    `0x00000700')
>  
>  define(`REF_REGION_SIZE',               `0x2830:UW')
> +define(`MIN_REF_REGION_SIZE',           `0x2020:UW')
>  
>  define(`BI_SUB_MB_PART_MASK',           `0x0c000000')
>  define(`MAX_NUM_MV',                    `0x00000020')
> @@ -140,6 +141,7 @@ define(`orig_y_ub',             `inline_reg0.1')
>  define(`transform_8x8_ub',      `inline_reg0.4')
>  define(`slice_edge_ub',         `inline_reg0.4')
>  define(`num_macroblocks',       `inline_reg0.6')
> +define(`quality_level_ub',      `inline_reg0.8')
>  
>  /*
>   * GRF 6~11 -- reserved
> @@ -277,3 +279,6 @@ define(`vme_msg_4',             `msg_reg4')
>  
>  #endif
>  
> +define(`DEFAULT_QUALITY_LEVEL',           `0x00')

ENCODER_DEFAULT_QUALITY is defined as 1 in the driver, why is
DEFAULT_QUALITY_LEVEL is 0 here ?


> +define(`HIGH_QUALITY_LEVEL',              `0x01')
> +define(`LOW_QUALITY_LEVEL',               `0x02')




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