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Change the signature of parse_filter() to make it return an error code.

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Originally committed as revision 25692 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini 2010-11-07 18:39:54 +00:00
parent c58572f87b
commit 688b9dad9c
1 changed files with 5 additions and 8 deletions
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13
libavfilter/graphparser.c
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@ -141,12 +141,11 @@ static int create_filter(AVFilterContext **filt_ctx, AVFilterGraph *ctx, int ind
/**
* Parse "filter=params"
*/
static AVFilterContext *parse_filter(const char **buf, AVFilterGraph *graph,
int index, AVClass *log_ctx)
static int parse_filter(AVFilterContext **filt_ctx, const char **buf, AVFilterGraph *graph,
int index, AVClass *log_ctx)
{
char *opts = NULL;
char *name = av_get_token(buf, "=,;[\n");
AVFilterContext *filt_ctx;
int ret;
if (**buf == '=') {
@ -154,10 +153,10 @@ static AVFilterContext *parse_filter(const char **buf, AVFilterGraph *graph,
opts = av_get_token(buf, "[],;\n");
}
ret = create_filter(&filt_ctx, graph, index, name, opts, log_ctx);
ret = create_filter(filt_ctx, graph, index, name, opts, log_ctx);
av_free(name);
av_free(opts);
return filt_ctx;
return ret;
}
static void free_inout(AVFilterInOut *head)
@ -326,9 +325,7 @@ int avfilter_graph_parse(AVFilterGraph *graph, const char *filters,
if (parse_inputs(&filters, &curr_inputs, &open_outputs, log_ctx) < 0)
goto fail;
filter = parse_filter(&filters, graph, index, log_ctx);
if (!filter)
if (parse_filter(&filter, &filters, graph, index, log_ctx) < 0)
goto fail;
if (filter->input_count == 1 && !curr_inputs && !index) {