Parse string describing list of bitstream filters and create single
@ref AVBSFContext describing the whole chain of bitstream filters.
Resulting @ref AVBSFContext can be treated as any other @ref AVBSFContext freshly
allocated by av_bsf_alloc().
@param str String describing chain of bitstream filters in format
bsf1[=opt1=val1:opt2=val2][,bsf2]
@paramout bsf Pointer to be set to newly created @ref AVBSFContext structure
representing the chain of bitstream filters
@return >=0 on success, negative AVERROR in case of failure
Parse string describing list of bitstream filters and create single @ref AVBSFContext describing the whole chain of bitstream filters. Resulting @ref AVBSFContext can be treated as any other @ref AVBSFContext freshly allocated by av_bsf_alloc().
@param str String describing chain of bitstream filters in format bsf1[=opt1=val1:opt2=val2][,bsf2] @paramout bsf Pointer to be set to newly created @ref AVBSFContext structure representing the chain of bitstream filters
@return >=0 on success, negative AVERROR in case of failure