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authorAnton Khirnov <anton@khirnov.net>2015-05-02 09:09:52 +0200
committerAnton Khirnov <anton@khirnov.net>2015-05-05 16:27:24 +0200
commit3735b5c616770429572f86aabdaec39c6ebb8818 (patch)
treea80672dc7be7a7319ccc6933c7dc9f8fdf1e699a /libavfilter
parent60f1cc4a1ffcbf24acbb543988ceeaec76b70818 (diff)
Revert "lavfi: always check av_expr_parse_and_eval() return value"
This reverts commit 63be97ec403023fb664798432acedaf6e6922527. All those calls were unchecked on purpose, as explained in the comments in the code.
Diffstat (limited to 'libavfilter')
-rw-r--r--libavfilter/vf_pad.c14
-rw-r--r--libavfilter/vf_scale.c7
2 files changed, 9 insertions, 12 deletions
diff --git a/libavfilter/vf_pad.c b/libavfilter/vf_pad.c
index bacb5051e1..634af4c941 100644
--- a/libavfilter/vf_pad.c
+++ b/libavfilter/vf_pad.c
@@ -158,10 +158,9 @@ static int config_input(AVFilterLink *inlink)
var_values[VAR_VSUB] = 1<<s->vsub;
/* evaluate width and height */
- if ((ret = av_expr_parse_and_eval(&res, (expr = s->w_expr),
- var_names, var_values,
- NULL, NULL, NULL, NULL, NULL, 0, ctx)) < 0)
- goto eval_fail;
+ av_expr_parse_and_eval(&res, (expr = s->w_expr),
+ var_names, var_values,
+ NULL, NULL, NULL, NULL, NULL, 0, ctx);
s->w = var_values[VAR_OUT_W] = var_values[VAR_OW] = res;
if ((ret = av_expr_parse_and_eval(&res, (expr = s->h_expr),
var_names, var_values,
@@ -176,10 +175,9 @@ static int config_input(AVFilterLink *inlink)
s->w = var_values[VAR_OUT_W] = var_values[VAR_OW] = res;
/* evaluate x and y */
- if ((ret = av_expr_parse_and_eval(&res, (expr = s->x_expr),
- var_names, var_values,
- NULL, NULL, NULL, NULL, NULL, 0, ctx)) < 0)
- goto eval_fail;
+ av_expr_parse_and_eval(&res, (expr = s->x_expr),
+ var_names, var_values,
+ NULL, NULL, NULL, NULL, NULL, 0, ctx);
s->x = var_values[VAR_X] = res;
if ((ret = av_expr_parse_and_eval(&res, (expr = s->y_expr),
var_names, var_values,
diff --git a/libavfilter/vf_scale.c b/libavfilter/vf_scale.c
index 2b9e7e839b..73ea9d23e0 100644
--- a/libavfilter/vf_scale.c
+++ b/libavfilter/vf_scale.c
@@ -177,10 +177,9 @@ static int config_props(AVFilterLink *outlink)
var_values[VAR_VSUB] = 1 << desc->log2_chroma_h;
/* evaluate width and height */
- if ((ret = av_expr_parse_and_eval(&res, (expr = scale->w_expr),
- var_names, var_values,
- NULL, NULL, NULL, NULL, NULL, 0, ctx)) < 0)
- goto fail;
+ av_expr_parse_and_eval(&res, (expr = scale->w_expr),
+ var_names, var_values,
+ NULL, NULL, NULL, NULL, NULL, 0, ctx);
scale->w = var_values[VAR_OUT_W] = var_values[VAR_OW] = res;
if ((ret = av_expr_parse_and_eval(&res, (expr = scale->h_expr),
var_names, var_values,