Re: [FFmpeg-devel] [PATCH 1/3] avformat/aeadec: Export title

[Andreas Rheinhardt <andreas.rheinhardt@outlook.com>]

Andreas Rheinhardt:
> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
> ---
>  libavformat/aeadec.c | 15 ++++++++++++---
>  1 file changed, 12 insertions(+), 3 deletions(-)
> 
> diff --git a/libavformat/aeadec.c b/libavformat/aeadec.c
> index 4cb2da6639..20170a89b3 100644
> --- a/libavformat/aeadec.c
> +++ b/libavformat/aeadec.c
> @@ -23,6 +23,7 @@
>  #include "libavutil/channel_layout.h"
>  #include "libavutil/intreadwrite.h"
>  #include "avformat.h"
> +#include "avio_internal.h"
>  #include "demux.h"
>  #include "pcm.h"
>  
> @@ -59,12 +60,20 @@ static int aea_read_probe(const AVProbeData *p)
>  static int aea_read_header(AVFormatContext *s)
>  {
>      AVStream *st = avformat_new_stream(s, NULL);
> -    int channels;
> +    char title[256 + 1];
> +    int channels, ret;
>      if (!st)
>          return AVERROR(ENOMEM);
>  
> -    /* Parse the amount of channels and skip to pos 2048(0x800) */
> -    avio_skip(s->pb, 264);
> +    /* Read the title, parse the number of channels and skip to pos 2048(0x800) */
> +    avio_rl32(s->pb); // magic
> +    ret = ffio_read_size(s->pb, title, sizeof(title) - 1);
> +    if (ret < 0)
> +        return ret;
> +    title[sizeof(title) - 1] = '\0';
> +    if (title[0] != '\0')
> +        av_dict_set(&st->metadata, "title", title, 0);
> +    avio_rl32(s->pb); // Block count
>      channels = avio_r8(s->pb);
>      avio_skip(s->pb, 1783);
>  

Will apply this patchset tonight unless there are objections.

- Andreas

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