[FFmpeg-devel] [PATCH 1/3] avcodec/mpeg4audio: add a logging context parameter to avpriv_mpeg4audio_get_config()

mypopy at gmail.com mypopy at gmail.com
Tue Sep 24 05:20:40 EEST 2019


On Sat, Sep 21, 2019 at 11:53 PM James Almer <jamrial at gmail.com> wrote:
>
> This is an ABI change, so it's scheduled for the next bump.
>
> Signed-off-by: James Almer <jamrial at gmail.com>
> ---
>  libavcodec/aacdec_template.c       |  2 +-
>  libavcodec/alsdec.c                |  4 ++++
>  libavcodec/mpeg4audio.c            | 11 +++++++++--
>  libavcodec/mpeg4audio.h            |  8 +++++++-
>  libavcodec/mpegaudiodec_template.c |  4 ++++
>  libavformat/adtsenc.c              |  4 ++++
>  libavformat/isom.c                 |  4 ++++
>  libavformat/latmenc.c              |  4 ++++
>  libavformat/matroskaenc.c          |  4 ++++
>  9 files changed, 41 insertions(+), 4 deletions(-)
>
> diff --git a/libavcodec/aacdec_template.c b/libavcodec/aacdec_template.c
> index 6e086e00df..8726c8b828 100644
> --- a/libavcodec/aacdec_template.c
> +++ b/libavcodec/aacdec_template.c
> @@ -975,7 +975,7 @@ static int decode_audio_specific_config_gb(AACContext *ac,
>      int i, ret;
>      GetBitContext gbc = *gb;
>
> -    if ((i = ff_mpeg4audio_get_config_gb(m4ac, &gbc, sync_extension)) < 0)
> +    if ((i = ff_mpeg4audio_get_config_gb(m4ac, &gbc, sync_extension, avctx)) < 0)
>          return AVERROR_INVALIDDATA;
I think return i better than the error AVERROR_INVALIDDATA in this context
>      if (m4ac->sampling_index > 12) {
> diff --git a/libavcodec/alsdec.c b/libavcodec/alsdec.c
> index a53c170d18..767d1be7d3 100644
> --- a/libavcodec/alsdec.c
> +++ b/libavcodec/alsdec.c
> @@ -303,7 +303,11 @@ static av_cold int read_specific_config(ALSDecContext *ctx)
>          return ret;
>
>      config_offset = avpriv_mpeg4audio_get_config(&m4ac, avctx->extradata,
> +#if LIBAVCODEC_VERSION_MAJOR < 59
>                                                   avctx->extradata_size * 8, 1);
> +#else
> +                                                 avctx->extradata_size * 8, 1, avctx);
> +#endif
>
>      if (config_offset < 0)
>          return AVERROR_INVALIDDATA;
> diff --git a/libavcodec/mpeg4audio.c b/libavcodec/mpeg4audio.c
> index 219714752f..43c19c4188 100644
> --- a/libavcodec/mpeg4audio.c
> +++ b/libavcodec/mpeg4audio.c
> @@ -84,7 +84,7 @@ static inline int get_sample_rate(GetBitContext *gb, int *index)
>  }
>
>  int ff_mpeg4audio_get_config_gb(MPEG4AudioConfig *c, GetBitContext *gb,
> -                                int sync_extension)
> +                                int sync_extension, void *logctx)
>  {
>      int specific_config_bitindex, ret;
>      int start_bit_index = get_bits_count(gb);
> @@ -152,9 +152,16 @@ int ff_mpeg4audio_get_config_gb(MPEG4AudioConfig *c, GetBitContext *gb,
>      return specific_config_bitindex - start_bit_index;
>  }
>
> +#if LIBAVCODEC_VERSION_MAJOR < 59
>  int avpriv_mpeg4audio_get_config(MPEG4AudioConfig *c, const uint8_t *buf,
>                                   int bit_size, int sync_extension)
>  {
> +    void *logctx = NULL;
> +#else
> +int avpriv_mpeg4audio_get_config(MPEG4AudioConfig *c, const uint8_t *buf,
> +                                 int bit_size, int sync_extension, void *logctx)
> +{
> +#endif
>      GetBitContext gb;
>      int ret;
>
> @@ -165,5 +172,5 @@ int avpriv_mpeg4audio_get_config(MPEG4AudioConfig *c, const uint8_t *buf,
>      if (ret < 0)
>          return ret;
>
> -    return ff_mpeg4audio_get_config_gb(c, &gb, sync_extension);
> +    return ff_mpeg4audio_get_config_gb(c, &gb, sync_extension, logctx);
>  }
> diff --git a/libavcodec/mpeg4audio.h b/libavcodec/mpeg4audio.h
> index b9cea8af17..ee6c8da233 100644
> --- a/libavcodec/mpeg4audio.h
> +++ b/libavcodec/mpeg4audio.h
> @@ -53,10 +53,11 @@ extern const uint8_t ff_mpeg4audio_channels[8];
>   * @param[in] c        MPEG4AudioConfig structure to fill.
>   * @param[in] gb       Extradata from container.
>   * @param[in] sync_extension look for a sync extension after config if true.
> + * @param[in] logctx opaque struct starting with an AVClass element, used for logging.
>   * @return On error -1 is returned, on success AudioSpecificConfig bit index in extradata.
>   */
>  int ff_mpeg4audio_get_config_gb(MPEG4AudioConfig *c, GetBitContext *gb,
> -                                int sync_extension);
> +                                int sync_extension, void *logctx);
Missed the parase_config_ALS for logging context support.
>
>  /**
>   * Parse MPEG-4 systems extradata from a raw buffer to retrieve audio configuration.
> @@ -64,10 +65,15 @@ int ff_mpeg4audio_get_config_gb(MPEG4AudioConfig *c, GetBitContext *gb,
>   * @param[in] buf      Extradata from container.
>   * @param[in] bit_size Extradata size in bits.
>   * @param[in] sync_extension look for a sync extension after config if true.
> + * @param[in] logctx opaque struct starting with an AVClass element, used for logging.
>   * @return On error -1 is returned, on success AudioSpecificConfig bit index in extradata.
>   */
>  int avpriv_mpeg4audio_get_config(MPEG4AudioConfig *c, const uint8_t *buf,
> +#if LIBAVCODEC_VERSION_MAJOR < 59
>                                   int bit_size, int sync_extension);
> +#else
> +                                 int bit_size, int sync_extension, void *logctx);
> +#endif
>
>  enum AudioObjectType {
>      AOT_NULL,
> diff --git a/libavcodec/mpegaudiodec_template.c b/libavcodec/mpegaudiodec_template.c
> index 9cce88e263..a89d7e408f 100644
> --- a/libavcodec/mpegaudiodec_template.c
> +++ b/libavcodec/mpegaudiodec_template.c
> @@ -1852,7 +1852,11 @@ static av_cold int decode_init_mp3on4(AVCodecContext * avctx)
>      }
>
>      avpriv_mpeg4audio_get_config(&cfg, avctx->extradata,
> +#if LIBAVCODEC_VERSION_MAJOR < 59
>                                   avctx->extradata_size * 8, 1);
> +#else
> +                                 avctx->extradata_size * 8, 1, avctx);
> +#endif
>      if (!cfg.chan_config || cfg.chan_config > 7) {
>          av_log(avctx, AV_LOG_ERROR, "Invalid channel config number.\n");
>          return AVERROR_INVALIDDATA;
> diff --git a/libavformat/adtsenc.c b/libavformat/adtsenc.c
> index 3c2840c6ab..48871efe1a 100644
> --- a/libavformat/adtsenc.c
> +++ b/libavformat/adtsenc.c
> @@ -53,7 +53,11 @@ static int adts_decode_extradata(AVFormatContext *s, ADTSContext *adts, const ui
>      int off;
>
>      init_get_bits(&gb, buf, size * 8);
> +#if LIBAVCODEC_VERSION_MAJOR < 59
>      off = avpriv_mpeg4audio_get_config(&m4ac, buf, size * 8, 1);
> +#else
> +    off = avpriv_mpeg4audio_get_config(&m4ac, buf, size * 8, 1, s);
> +#endif
>      if (off < 0)
>          return off;
>      skip_bits_long(&gb, off);
> diff --git a/libavformat/isom.c b/libavformat/isom.c
> index fa2e318099..6d5e9b56d0 100644
> --- a/libavformat/isom.c
> +++ b/libavformat/isom.c
> @@ -548,7 +548,11 @@ FF_ENABLE_DEPRECATION_WARNINGS
>          if (st->codecpar->codec_id == AV_CODEC_ID_AAC) {
>              MPEG4AudioConfig cfg = {0};
>              ret = avpriv_mpeg4audio_get_config(&cfg, st->codecpar->extradata,
> +#if LIBAVCODEC_VERSION_MAJOR < 59
>                                                 st->codecpar->extradata_size * 8, 1);
> +#else
> +                                               st->codecpar->extradata_size * 8, 1, fc);
> +#endif
>              if (ret < 0)
>                  return ret;
>              st->codecpar->channels = cfg.channels;
> diff --git a/libavformat/latmenc.c b/libavformat/latmenc.c
> index 1b16d752b6..d33e39074c 100644
> --- a/libavformat/latmenc.c
> +++ b/libavformat/latmenc.c
> @@ -62,7 +62,11 @@ static int latm_decode_extradata(AVFormatContext *s, uint8_t *buf, int size)
>          av_log(s, AV_LOG_ERROR, "Extradata is larger than currently supported.\n");
>          return AVERROR_INVALIDDATA;
>      }
> +#if LIBAVCODEC_VERSION_MAJOR < 59
>      ctx->off = avpriv_mpeg4audio_get_config(&m4ac, buf, size * 8, 1);
> +#else
> +    ctx->off = avpriv_mpeg4audio_get_config(&m4ac, buf, size * 8, 1, s);
> +#endif
>      if (ctx->off < 0)
>          return ctx->off;
>
> diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
> index cef504fa05..475578c6ba 100644
> --- a/libavformat/matroskaenc.c
> +++ b/libavformat/matroskaenc.c
> @@ -718,7 +718,11 @@ static int get_aac_sample_rates(AVFormatContext *s, uint8_t *extradata, int extr
>      int ret;
>
>      ret = avpriv_mpeg4audio_get_config(&mp4ac, extradata,
> +#if LIBAVCODEC_VERSION_MAJOR < 59
>                                         extradata_size * 8, 1);
> +#else
> +                                       extradata_size * 8, 1, s);
> +#endif
>      /* Don't abort if the failure is because of missing extradata. Assume in that
>       * case a bitstream filter will provide the muxer with the extradata in the
>       * first packet.
> --
> 2.22.0
>


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