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Do not leave positive values undefined when negative are defined as error

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Define positive return values as non errors and leave further meaning undefined
This allows future extensions to use these values

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-09-15 15:25:09 +02:00
parent a6388616e8
commit d5ec8ba7f2
18 changed files with 30 additions and 30 deletions
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4
libavfilter/graphparser.c
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@ -89,7 +89,7 @@ static char *parse_link_name(const char **buf, void *log_ctx)
* @param filt_name the name of the filter to create
* @param args the arguments provided to the filter during its initialization
* @param log_ctx the log context to use
* @return 0 in case of success, a negative AVERROR code otherwise
* @return >= 0 in case of success, a negative AVERROR code otherwise
*/
static int create_filter(AVFilterContext **filt_ctx, AVFilterGraph *ctx, int index,
const char *filt_name, const char *args, void *log_ctx)
@ -152,7 +152,7 @@ static int create_filter(AVFilterContext **filt_ctx, AVFilterGraph *ctx, int ind
* @param index an index which is assigned to the created filter
* instance, and which is supposed to be unique for each filter
* instance added to the filtergraph
* @return 0 in case of success, a negative AVERROR code otherwise
* @return >= 0 in case of success, a negative AVERROR code otherwise
*/
static int parse_filter(AVFilterContext **filt_ctx, const char **buf, AVFilterGraph *graph,
int index, void *log_ctx)