Originally, i got "Can't draw text" errors.
Obviously, function fail was triggered by check of 'ret', which is not
init'ed in case av_tree_find() returned not NULL.
---8<---
---
libavfilter/vf_drawtext.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c
index dcde542..760981b 100644
--- a/libavfilter/vf_drawtext.c
+++ b/libavfilter/vf_drawtext.c
@@ -493,8 +493,10 @@ static int dtext_prepare_text(AVFilterContext *ctx)
dummy.code = code;
glyph = av_tree_find(dtext->glyphs, &dummy, glyph_cmp, NULL);
if (!glyph)
+ {
ret = load_glyph(ctx, &glyph, code);
- if (ret) return ret;
+ if (ret) return ret;
+ }
y_min = FFMIN(glyph->bbox.yMin, y_min);
y_max = FFMAX(glyph->bbox.yMax, y_max);
--
1.7.7
--
Andrey Utkin
From 026585566de50fe7e59fb4562d6c6ed89086c3be Mon Sep 17 00:00:00 2001
From: Andrey Utkin <[email protected]>
Date: Fri, 3 Feb 2012 21:39:52 +0200
Subject: [PATCH] drawtext: Fix if block
---
libavfilter/vf_drawtext.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c
index dcde542..760981b 100644
--- a/libavfilter/vf_drawtext.c
+++ b/libavfilter/vf_drawtext.c
@@ -493,8 +493,10 @@ static int dtext_prepare_text(AVFilterContext *ctx)
dummy.code = code;
glyph = av_tree_find(dtext->glyphs, &dummy, glyph_cmp, NULL);
if (!glyph)
+ {
ret = load_glyph(ctx, &glyph, code);
- if (ret) return ret;
+ if (ret) return ret;
+ }
y_min = FFMIN(glyph->bbox.yMin, y_min);
y_max = FFMAX(glyph->bbox.yMax, y_max);
--
1.7.7
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