[FFmpeg-devel] [PATCH 08/13] avformat/avformat.h: Correct some comments

Carl Eugen Hoyos ceffmpeg at gmail.com
Tue Aug 13 13:03:11 EEST 2019


Am Di., 13. Aug. 2019 um 04:49 Uhr schrieb Andreas Rheinhardt
<andreas.rheinhardt at gmail.com>:
>
> 1. When set_parameters was removed from AVOutputFormat in 2fb75019, it
> was forgotten to remove the comment pertaining to it. Said comment now
> appeared to apply to interleave_packet; it is of course nonsense and has
> been replaced by an accurate description.
> 2. The description of av_write_uncoded_frame suggested
> av_interleaved_write_frame as a replacement if the input is not
> already correctly interleaved; it also referred to said function for
> details. Given that said function can't write AVFrames and that the
> stuff specific to writing uncoded frames is explained in the description
> of av_interleaved_write_uncoded_frame, both references have been fixed.
> 3. Removed an outdated comment about avformat_seek_file.
>
> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
> ---
>  libavformat/avformat.h | 9 ++++-----
>  libavformat/version.h  | 2 +-
>  2 files changed, 5 insertions(+), 6 deletions(-)
>
> diff --git a/libavformat/avformat.h b/libavformat/avformat.h
> index 6eb329f13f..92c3a89f4b 100644
> --- a/libavformat/avformat.h
> +++ b/libavformat/avformat.h
> @@ -556,7 +556,8 @@ typedef struct AVOutputFormat {
>      int (*write_packet)(struct AVFormatContext *, AVPacket *pkt);
>      int (*write_trailer)(struct AVFormatContext *);
>      /**
> -     * Currently only used to set pixel format if not YUV420P.
> +     * A format-specific function for interleavement.
> +     * If unset, packets will be interleaved by dts.
>       */
>      int (*interleave_packet)(struct AVFormatContext *, AVPacket *out,
>                               AVPacket *in, int flush);
> @@ -2449,8 +2450,6 @@ int av_seek_frame(AVFormatContext *s, int stream_index, int64_t timestamp,
>   * @return >=0 on success, error code otherwise
>   *
>   * @note This is part of the new seek API which is still under construction.
> - *       Thus do not use this yet. It may change at any time, do not expect
> - *       ABI compatibility yet!
>   */
>  int avformat_seek_file(AVFormatContext *s, int stream_index, int64_t min_ts, int64_t ts, int64_t max_ts, int flags);
>
> @@ -2637,9 +2636,9 @@ int av_interleaved_write_frame(AVFormatContext *s, AVPacket *pkt);
>   * Write an uncoded frame to an output media file.
>   *
>   * The frame must be correctly interleaved according to the container
> - * specification; if not, then av_interleaved_write_frame() must be used.
> + * specification; if not, av_interleaved_write_uncoded_frame() must be used.
>   *
> - * See av_interleaved_write_frame() for details.
> + * See av_interleaved_write_uncoded_frame() for details.
>   */
>  int av_write_uncoded_frame(AVFormatContext *s, int stream_index,
>                             AVFrame *frame);
> diff --git a/libavformat/version.h b/libavformat/version.h
> index 45efaff9b9..feceaedc08 100644
> --- a/libavformat/version.h
> +++ b/libavformat/version.h
> @@ -32,7 +32,7 @@
>  // Major bumping may affect Ticket5467, 5421, 5451(compatibility with Chromium)
>  // Also please add any ticket numbers that you believe might be affected here
>  #define LIBAVFORMAT_VERSION_MAJOR  58

> -#define LIBAVFORMAT_VERSION_MINOR  30
> +#define LIBAVFORMAT_VERSION_MINOR  31

Seems unneeded to me.

Carl Eugen


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