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lavc/bsf: improve doxy

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This commit is contained in:
Anton Khirnov 2022-02-22 07:20:51 +01:00
parent 5e7643eff7
commit a24e6ca8bf
1 changed files with 14 additions and 10 deletions
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24
libavcodec/bsf.h
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@ -167,9 +167,9 @@ const AVBitStreamFilter *av_bsf_iterate(void **opaque);
* av_bsf_init() before sending any data to the filter. * av_bsf_init() before sending any data to the filter.
* *
* @param filter the filter for which to allocate an instance. * @param filter the filter for which to allocate an instance.
* @param ctx a pointer into which the pointer to the newly-allocated context * @param[out] ctx a pointer into which the pointer to the newly-allocated context
* will be written. It must be freed with av_bsf_free() after the * will be written. It must be freed with av_bsf_free() after the
* filtering is done. * filtering is done.
* *
* @return 0 on success, a negative AVERROR code on failure * @return 0 on success, a negative AVERROR code on failure
*/ */
@ -195,9 +195,11 @@ int av_bsf_init(AVBSFContext *ctx);
* sending more empty packets does nothing) and will cause the filter to output * sending more empty packets does nothing) and will cause the filter to output
* any packets it may have buffered internally. * any packets it may have buffered internally.
* *
* @return 0 on success. AVERROR(EAGAIN) if packets need to be retrieved from the * @return
* filter (using av_bsf_receive_packet()) before new input can be consumed. Another * - 0 on success.
* negative AVERROR value if an error occurs. * - AVERROR(EAGAIN) if packets need to be retrieved from the filter (using
* av_bsf_receive_packet()) before new input can be consumed.
* - Another negative AVERROR value if an error occurs.
*/ */
int av_bsf_send_packet(AVBSFContext *ctx, AVPacket *pkt); int av_bsf_send_packet(AVBSFContext *ctx, AVPacket *pkt);
@ -214,10 +216,12 @@ int av_bsf_send_packet(AVBSFContext *ctx, AVPacket *pkt);
* overwritten by the returned data. On failure, pkt is not * overwritten by the returned data. On failure, pkt is not
* touched. * touched.
* *
* @return 0 on success. AVERROR(EAGAIN) if more packets need to be sent to the * @return
* filter (using av_bsf_send_packet()) to get more output. AVERROR_EOF if there * - 0 on success.
* will be no further output from the filter. Another negative AVERROR value if * - AVERROR(EAGAIN) if more packets need to be sent to the filter (using
* an error occurs. * av_bsf_send_packet()) to get more output.
* - AVERROR_EOF if there will be no further output from the filter.
* - Another negative AVERROR value if an error occurs.
* *
* @note one input packet may result in several output packets, so after sending * @note one input packet may result in several output packets, so after sending
* a packet with av_bsf_send_packet(), this function needs to be called * a packet with av_bsf_send_packet(), this function needs to be called