[FFmpeg-cvslog] r14685 - in trunk/libavcodec: avcodec.h utils.c

[Robert Swain]

2008/8/10 Stefano Sabatini <stefano.sabatini-lala at poste.it>:
> On date Sunday 2008-08-10 22:29:43 +0200, superdump wrote:
>> Author: superdump
>> Date: Sun Aug 10 22:29:43 2008
>> New Revision: 14685
>>
>> Log:
>> Add a generic function to lavc to log messages about missing features.
>>
>> Patch by Justin Ruggles (justin ruggles gmail com)
>>
>>
>> Modified:
>>    trunk/libavcodec/avcodec.h
>>    trunk/libavcodec/utils.c
>>
>> Modified: trunk/libavcodec/avcodec.h
>> ==============================================================================
>> --- trunk/libavcodec/avcodec.h        (original)
>> +++ trunk/libavcodec/avcodec.h        Sun Aug 10 22:29:43 2008
>> @@ -3011,6 +3011,18 @@ int av_parse_video_frame_size(int *width
>>   */
>>  int av_parse_video_frame_rate(AVRational *frame_rate, const char *str);
>>
>> +/**
>> + * Logs a generic warning message about a missing feature.
>> + * @param[in] avc a pointer to an arbitrary struct of which the first field is
>> + * a pointer to an AVClass struct
>> + * @param[in] feature string containing the name of the missing feature
>> + * @param[in] want_sample indicates if samples are wanted which exhibit this feature.
>> + * If \p want_sample is non-zero, additional verbage will be added to the log
>> + * message which tells the user how to report samples to the development
>> + * mailing list.
>> + */
>> +void av_log_missing_feature(void *avc, const char *feature, int want_sample);
>> +
>>  /* error handling */
>>  #if EINVAL > 0
>>  #define AVERROR(e) (-(e)) /**< Returns a negative error code from a POSIX error code, to return from library functions. */
>>
>> Modified: trunk/libavcodec/utils.c
>> ==============================================================================
>> --- trunk/libavcodec/utils.c  (original)
>> +++ trunk/libavcodec/utils.c  Sun Aug 10 22:29:43 2008
>> @@ -1513,3 +1513,16 @@ int av_parse_video_frame_rate(AVRational
>>      else
>>          return 0;
>>  }
>> +
>> +void av_log_missing_feature(void *avc, const char *feature, int want_sample)
>> +{
>> +    av_log(avc, AV_LOG_WARNING, "%s not implemented. Update your FFmpeg "
>> +            "version to the newest one from SVN. If the problem still "
>> +            "occurs, it means that your file has a feature which has not "
>> +            "been implemented.", feature);
>> +    if(want_sample)
>> +        av_log(avc, AV_LOG_WARNING, " If you want to help, upload a sample "
>> +                "of this file to ftp://upload.mplayerhq.hu/MPlayer/incoming/ "
>> +                "and contact the FFmpeg-devel mailing list.");
>> +    av_log(avc, AV_LOG_WARNING, "\n");
>> +}
>
> It's adding a new function to the public API, so it should also bump
> lavc minor version.

Thanks, done.
Rob