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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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10
libavfilter/internal.h
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@@ -169,7 +169,7 @@ int ff_fmt_is_in(int fmt, const int *fmts);
* @param ret pixel format pointer to where the value should be written
* @param arg string to parse
* @param log_ctx log context
* @return 0 in case of success, a negative AVERROR code on error
* @return >= 0 in case of success, a negative AVERROR code on error
*/
int ff_parse_pixel_format(enum AVPixelFormat *ret, const char *arg, void *log_ctx);
@@ -179,7 +179,7 @@ int ff_parse_pixel_format(enum AVPixelFormat *ret, const char *arg, void *log_ct
* @param ret unsigned integer pointer to where the value should be written
* @param arg string to parse
* @param log_ctx log context
* @return 0 in case of success, a negative AVERROR code on error
* @return >= 0 in case of success, a negative AVERROR code on error
*/
int ff_parse_sample_rate(int *ret, const char *arg, void *log_ctx);
@@ -189,7 +189,7 @@ int ff_parse_sample_rate(int *ret, const char *arg, void *log_ctx);
* @param ret unsigned AVRational pointer to where the value should be written
* @param arg string to parse
* @param log_ctx log context
* @return 0 in case of success, a negative AVERROR code on error
* @return >= 0 in case of success, a negative AVERROR code on error
*/
int ff_parse_time_base(AVRational *ret, const char *arg, void *log_ctx);
@@ -199,7 +199,7 @@ int ff_parse_time_base(AVRational *ret, const char *arg, void *log_ctx);
* @param ret integer pointer to where the value should be written
* @param arg string to parse
* @param log_ctx log context
* @return 0 in case of success, a negative AVERROR code on error
* @return >= 0 in case of success, a negative AVERROR code on error
*/
int ff_parse_sample_format(int *ret, const char *arg, void *log_ctx);
@@ -209,7 +209,7 @@ int ff_parse_sample_format(int *ret, const char *arg, void *log_ctx);
* @param ret 64bit integer pointer to where the value should be written.
* @param arg string to parse
* @param log_ctx log context
* @return 0 in case of success, a negative AVERROR code on error
* @return >= 0 in case of success, a negative AVERROR code on error
*/
int ff_parse_channel_layout(int64_t *ret, const char *arg, void *log_ctx);