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[FFmpeg-devel,1/8] lavfi/vf_vpp_qsv: add "a", "dar" and "sar" variables

Message ID 20230109071210.1829699-1-haihao.xiang@intel.com
State Accepted
Commit 24a8e1e126dbe4316df3097c0b4e0b91bb7abb88
Headers show
Series [FFmpeg-devel,1/8] lavfi/vf_vpp_qsv: add "a", "dar" and "sar" variables | expand

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Commit Message

Xiang, Haihao Jan. 9, 2023, 7:12 a.m. UTC
From: Haihao Xiang <haihao.xiang@intel.com>

Also fix the naming style in enum var_name.

This is in preparation for reusing the code for other QSV filters.

Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
---
 libavfilter/vf_vpp_qsv.c | 49 ++++++++++++++++++++++++----------------
 1 file changed, 29 insertions(+), 20 deletions(-)

Comments

Xiang, Haihao Jan. 12, 2023, 3:58 a.m. UTC | #1
On Ma, 2023-01-09 at 15:12 +0800, Xiang, Haihao wrote:
> From: Haihao Xiang <haihao.xiang@intel.com>
> 
> Also fix the naming style in enum var_name.
> 
> This is in preparation for reusing the code for other QSV filters.
> 
> Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
> ---
>  libavfilter/vf_vpp_qsv.c | 49 ++++++++++++++++++++++++----------------
>  1 file changed, 29 insertions(+), 20 deletions(-)
> 
> diff --git a/libavfilter/vf_vpp_qsv.c b/libavfilter/vf_vpp_qsv.c
> index 317ae06c12..8d4227f841 100644
> --- a/libavfilter/vf_vpp_qsv.c
> +++ b/libavfilter/vf_vpp_qsv.c
> @@ -150,18 +150,22 @@ static const char *const var_names[] = {
>      "ch",
>      "cx",
>      "cy",
> +    "a", "dar",
> +    "sar",
>      NULL
>  };
>  
>  enum var_name {
> -    VAR_iW, VAR_IN_W,
> -    VAR_iH, VAR_IN_H,
> -    VAR_oW, VAR_OUT_W, VAR_W,
> -    VAR_oH, VAR_OUT_H, VAR_H,
> -    CW,
> -    CH,
> -    CX,
> -    CY,
> +    VAR_IW, VAR_IN_W,
> +    VAR_IH, VAR_IN_H,
> +    VAR_OW, VAR_OUT_W, VAR_W,
> +    VAR_OH, VAR_OUT_H, VAR_H,
> +    VAR_CW,
> +    VAR_CH,
> +    VAR_CX,
> +    VAR_CY,
> +    VAR_A, VAR_DAR,
> +    VAR_SAR,
>      VAR_VARS_NB
>  };
>  
> @@ -193,39 +197,44 @@ static int eval_expr(AVFilterContext *ctx)
>      PASS_EXPR(cx_expr, vpp->cx);
>      PASS_EXPR(cy_expr, vpp->cy);
>  
> -    var_values[VAR_iW] =
> +    var_values[VAR_IW] =
>      var_values[VAR_IN_W] = ctx->inputs[0]->w;
>  
> -    var_values[VAR_iH] =
> +    var_values[VAR_IH] =
>      var_values[VAR_IN_H] = ctx->inputs[0]->h;
>  
> +    var_values[VAR_A] = (double)var_values[VAR_IN_W] / var_values[VAR_IN_H];
> +    var_values[VAR_SAR] = ctx->inputs[0]->sample_aspect_ratio.num ?
> +        (double)ctx->inputs[0]->sample_aspect_ratio.num / ctx->inputs[0]-
> >sample_aspect_ratio.den : 1;
> +    var_values[VAR_DAR] = var_values[VAR_A] * var_values[VAR_SAR];
> +
>      /* crop params */
> -    CALC_EXPR(cw_expr, var_values[CW], vpp->crop_w);
> -    CALC_EXPR(ch_expr, var_values[CH], vpp->crop_h);
> +    CALC_EXPR(cw_expr, var_values[VAR_CW], vpp->crop_w);
> +    CALC_EXPR(ch_expr, var_values[VAR_CH], vpp->crop_h);
>  
>      /* calc again in case cw is relative to ch */
> -    CALC_EXPR(cw_expr, var_values[CW], vpp->crop_w);
> +    CALC_EXPR(cw_expr, var_values[VAR_CW], vpp->crop_w);
>  
>      CALC_EXPR(w_expr,
> -            var_values[VAR_OUT_W] = var_values[VAR_oW] = var_values[VAR_W],
> +            var_values[VAR_OUT_W] = var_values[VAR_OW] = var_values[VAR_W],
>              vpp->out_width);
>      CALC_EXPR(h_expr,
> -            var_values[VAR_OUT_H] = var_values[VAR_oH] = var_values[VAR_H],
> +            var_values[VAR_OUT_H] = var_values[VAR_OH] = var_values[VAR_H],
>              vpp->out_height);
>  
>      /* calc again in case ow is relative to oh */
>      CALC_EXPR(w_expr,
> -            var_values[VAR_OUT_W] = var_values[VAR_oW] = var_values[VAR_W],
> +            var_values[VAR_OUT_W] = var_values[VAR_OW] = var_values[VAR_W],
>              vpp->out_width);
>  
>  
> -    CALC_EXPR(cx_expr, var_values[CX], vpp->crop_x);
> -    CALC_EXPR(cy_expr, var_values[CY], vpp->crop_y);
> +    CALC_EXPR(cx_expr, var_values[VAR_CX], vpp->crop_x);
> +    CALC_EXPR(cy_expr, var_values[VAR_CY], vpp->crop_y);
>  
>      /* calc again in case cx is relative to cy */
> -    CALC_EXPR(cx_expr, var_values[CX], vpp->crop_x);
> +    CALC_EXPR(cx_expr, var_values[VAR_CX], vpp->crop_x);
>  
> -    if ((vpp->crop_w != var_values[VAR_iW]) || (vpp->crop_h !=
> var_values[VAR_iH]))
> +    if ((vpp->crop_w != var_values[VAR_IW]) || (vpp->crop_h !=
> var_values[VAR_IH]))
>          vpp->use_crop = 1;
>  
>  release:

Will apply,

-Haihao
diff mbox series

Patch

diff --git a/libavfilter/vf_vpp_qsv.c b/libavfilter/vf_vpp_qsv.c
index 317ae06c12..8d4227f841 100644
--- a/libavfilter/vf_vpp_qsv.c
+++ b/libavfilter/vf_vpp_qsv.c
@@ -150,18 +150,22 @@  static const char *const var_names[] = {
     "ch",
     "cx",
     "cy",
+    "a", "dar",
+    "sar",
     NULL
 };
 
 enum var_name {
-    VAR_iW, VAR_IN_W,
-    VAR_iH, VAR_IN_H,
-    VAR_oW, VAR_OUT_W, VAR_W,
-    VAR_oH, VAR_OUT_H, VAR_H,
-    CW,
-    CH,
-    CX,
-    CY,
+    VAR_IW, VAR_IN_W,
+    VAR_IH, VAR_IN_H,
+    VAR_OW, VAR_OUT_W, VAR_W,
+    VAR_OH, VAR_OUT_H, VAR_H,
+    VAR_CW,
+    VAR_CH,
+    VAR_CX,
+    VAR_CY,
+    VAR_A, VAR_DAR,
+    VAR_SAR,
     VAR_VARS_NB
 };
 
@@ -193,39 +197,44 @@  static int eval_expr(AVFilterContext *ctx)
     PASS_EXPR(cx_expr, vpp->cx);
     PASS_EXPR(cy_expr, vpp->cy);
 
-    var_values[VAR_iW] =
+    var_values[VAR_IW] =
     var_values[VAR_IN_W] = ctx->inputs[0]->w;
 
-    var_values[VAR_iH] =
+    var_values[VAR_IH] =
     var_values[VAR_IN_H] = ctx->inputs[0]->h;
 
+    var_values[VAR_A] = (double)var_values[VAR_IN_W] / var_values[VAR_IN_H];
+    var_values[VAR_SAR] = ctx->inputs[0]->sample_aspect_ratio.num ?
+        (double)ctx->inputs[0]->sample_aspect_ratio.num / ctx->inputs[0]->sample_aspect_ratio.den : 1;
+    var_values[VAR_DAR] = var_values[VAR_A] * var_values[VAR_SAR];
+
     /* crop params */
-    CALC_EXPR(cw_expr, var_values[CW], vpp->crop_w);
-    CALC_EXPR(ch_expr, var_values[CH], vpp->crop_h);
+    CALC_EXPR(cw_expr, var_values[VAR_CW], vpp->crop_w);
+    CALC_EXPR(ch_expr, var_values[VAR_CH], vpp->crop_h);
 
     /* calc again in case cw is relative to ch */
-    CALC_EXPR(cw_expr, var_values[CW], vpp->crop_w);
+    CALC_EXPR(cw_expr, var_values[VAR_CW], vpp->crop_w);
 
     CALC_EXPR(w_expr,
-            var_values[VAR_OUT_W] = var_values[VAR_oW] = var_values[VAR_W],
+            var_values[VAR_OUT_W] = var_values[VAR_OW] = var_values[VAR_W],
             vpp->out_width);
     CALC_EXPR(h_expr,
-            var_values[VAR_OUT_H] = var_values[VAR_oH] = var_values[VAR_H],
+            var_values[VAR_OUT_H] = var_values[VAR_OH] = var_values[VAR_H],
             vpp->out_height);
 
     /* calc again in case ow is relative to oh */
     CALC_EXPR(w_expr,
-            var_values[VAR_OUT_W] = var_values[VAR_oW] = var_values[VAR_W],
+            var_values[VAR_OUT_W] = var_values[VAR_OW] = var_values[VAR_W],
             vpp->out_width);
 
 
-    CALC_EXPR(cx_expr, var_values[CX], vpp->crop_x);
-    CALC_EXPR(cy_expr, var_values[CY], vpp->crop_y);
+    CALC_EXPR(cx_expr, var_values[VAR_CX], vpp->crop_x);
+    CALC_EXPR(cy_expr, var_values[VAR_CY], vpp->crop_y);
 
     /* calc again in case cx is relative to cy */
-    CALC_EXPR(cx_expr, var_values[CX], vpp->crop_x);
+    CALC_EXPR(cx_expr, var_values[VAR_CX], vpp->crop_x);
 
-    if ((vpp->crop_w != var_values[VAR_iW]) || (vpp->crop_h != var_values[VAR_iH]))
+    if ((vpp->crop_w != var_values[VAR_IW]) || (vpp->crop_h != var_values[VAR_IH]))
         vpp->use_crop = 1;
 
 release: