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vf_drawtext: make strftime work without localtime_r() 

modern OS should have localtime_r() or return thread locals on localtime() hopefully

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-09-05 05:16:44 +02:00
parent 6f8b1fcd4b
commit 038a465efc
1 changed files with 5 additions and 6 deletions
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11
libavfilter/vf_drawtext.c
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@ -318,10 +318,6 @@ static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque)
}
dtext->tabsize *= glyph->advance;
#if !HAVE_LOCALTIME_R
av_log(ctx, AV_LOG_WARNING, "strftime() expansion unavailable!\n");
#endif
return 0;
}
@ -574,7 +570,6 @@ static int draw_text(AVFilterContext *ctx, AVFilterBufferRef *picref,
Glyph *glyph = NULL, *prev_glyph = NULL;
Glyph dummy = { 0 };
#if HAVE_LOCALTIME_R
time_t now = time(0);
struct tm ltime;
uint8_t *buf = dtext->expanded_text;
@ -588,7 +583,12 @@ static int draw_text(AVFilterContext *ctx, AVFilterBufferRef *picref,
buf = av_malloc(buf_size);
}
#if HAVE_LOCALTIME_R
localtime_r(&now, &ltime);
#else
if(strchr(dtext->text, '%'))
ltime= *localtime(&now);
#endif
do {
*buf = 1;
@ -601,7 +601,6 @@ static int draw_text(AVFilterContext *ctx, AVFilterBufferRef *picref,
return AVERROR(ENOMEM);
text = dtext->expanded_text = buf;
dtext->expanded_text_size = buf_size;
#endif
if ((len = strlen(text)) > dtext->nb_positions) {
if (!(dtext->positions =
av_realloc(dtext->positions, len*sizeof(*dtext->positions))))