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avfilter/f_metadata: fix few logic errors

Signed-off-by: Paul B Mahol <onemda@gmail.com>
tags/n3.0
Paul B Mahol 9 years ago
parent
commit
408ea50ca6
2 changed files with 8 additions and 8 deletions
  1. +2
    -2
      doc/filters.texi
  2. +6
    -6
      libavfilter/f_metadata.c

+ 2
- 2
doc/filters.texi View File

@@ -8501,13 +8501,13 @@ Values are interpreted as strings, returns true if @code{value} is same as metad
to N chars as set in @code{length} option.

@item less
Values are interpreted as floats, returns true if @code{value} is less than metadata value.
Values are interpreted as floats, returns true if metadata value is less than @code{value}.

@item equal
Values are interpreted as floats, returns true if @code{value} is equal with metadata value.

@item greater
Values are interpreted as floats, returns true if @code{value} is greater than metadata value.
Values are interpreted as floats, returns true if metadata value is greater than @code{value}.

@item expr
Values are interpreted as floats, returns true if expression from option @code{expr}


+ 6
- 6
libavfilter/f_metadata.c View File

@@ -127,7 +127,7 @@ static int less(MetadataContext *s, const char *value1, const char *value2, size
if (sscanf(value1, "%f", &f1) + sscanf(value2, "%f", &f2) != 2)
return 0;

return f1 > f2;
return f1 < f2;
}

static int greater(MetadataContext *s, const char *value1, const char *value2, size_t length)
@@ -137,7 +137,7 @@ static int greater(MetadataContext *s, const char *value1, const char *value2, s
if (sscanf(value1, "%f", &f1) + sscanf(value2, "%f", &f2) != 2)
return 0;

return f1 < f2;
return f1 > f2;
}

static int parse_expr(MetadataContext *s, const char *value1, const char *value2, size_t length)
@@ -148,7 +148,7 @@ static int parse_expr(MetadataContext *s, const char *value1, const char *value2
return 0;

s->var_values[VAR_VALUE1] = f1;
s->var_values[VAR_VALUE1] = f2;
s->var_values[VAR_VALUE2] = f2;

return av_expr_eval(s->expr, s->var_values, NULL);
}
@@ -223,7 +223,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
if (!s->value && e && e->value) {
return ff_filter_frame(outlink, frame);
} else if (s->value && e && e->value &&
s->compare(s, s->value, e->value, s->length)) {
s->compare(s, e->value, s->value, s->length)) {
return ff_filter_frame(outlink, frame);
}
break;
@@ -248,14 +248,14 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
while ((e = av_dict_get(metadata, "", e, AV_DICT_IGNORE_SUFFIX)) != NULL) {
av_log(ctx, AV_LOG_INFO, "%s=%s\n", e->key, e->value);
}
} else if (e && e->value && (!s->value || (e->value && s->compare(s, s->value, e->value, s->length)))) {
} else if (e && e->value && (!s->value || (e->value && s->compare(s, e->value, s->value, s->length)))) {
av_log(ctx, AV_LOG_INFO, "frame %"PRId64" pts %"PRId64"\n", inlink->frame_count, frame->pts);
av_log(ctx, AV_LOG_INFO, "%s=%s\n", s->key, e->value);
}
return ff_filter_frame(outlink, frame);
break;
case METADATA_DELETE:
if (e && e->value && s->value && s->compare(s, s->value, e->value, s->length)) {
if (e && e->value && s->value && s->compare(s, e->value, s->value, s->length)) {
av_dict_set(&metadata, s->key, NULL, 0);
} else if (e && e->value) {
av_dict_set(&metadata, s->key, NULL, 0);


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