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ffprobe: add AVClass to writers 

It is useful for logging messages from a writer context.
This commit is contained in:
Stefano Sabatini 2011-10-14 15:13:20 +02:00
parent bd4ebbbbed
commit 1d0afec8fc
1 changed files with 14 additions and 0 deletions
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14
ffprobe.c
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@ -155,6 +155,19 @@ struct WriterContext {
unsigned int nb_chapter; ///< number of the chapter, starting at 0
};
static const char *writer_get_name(void *p)
{
WriterContext *wctx = p;
return wctx->writer->name;
}
static const AVClass writer_class = {
"Writer",
writer_get_name,
NULL,
LIBAVUTIL_VERSION_INT,
};
static void writer_close(WriterContext **wctx)
{
if (*wctx && (*wctx)->writer->uninit)
@ -179,6 +192,7 @@ static int writer_open(WriterContext **wctx, const Writer *writer,
goto fail;
}
(*wctx)->class = &writer_class;
(*wctx)->writer = writer;
if ((*wctx)->writer->init)
ret = (*wctx)->writer->init(*wctx, args, opaque);