[FFmpeg-devel] [PATCH v4 1/3] avformat/tee: Refactor close_slaves function in tee muxer

Marton Balint cus at passwd.hu
Wed Apr 6 23:42:01 CEST 2016



On Mon, 4 Apr 2016, sebechlebskyjan at gmail.com wrote:

> From: Jan Sebechlebsky <sebechlebskyjan at gmail.com>
>
> Closing single slave operation is pulled out into separate
> function close_slave(TeeSlave*).
> Both close_slave and close_slaves function are moved before
> open_slave function.
>
> Signed-off-by: Jan Sebechlebsky <sebechlebskyjan at gmail.com>
> ---
> I've fixed missing spaces and added topic to commit message title.
>
> libavformat/tee.c | 58 ++++++++++++++++++++++++++++++-------------------------
> 1 file changed, 32 insertions(+), 26 deletions(-)
>
> diff --git a/libavformat/tee.c b/libavformat/tee.c
> index 1390705..5303def 100644
> --- a/libavformat/tee.c
> +++ b/libavformat/tee.c
> @@ -135,6 +135,38 @@ end:
>     return ret;
> }
> 
> +static void close_slave(TeeSlave *tee_slave)
> +{
> +    AVFormatContext *avf;
> +    unsigned i;
> +
> +    avf = tee_slave->avf;
> +    for (i = 0; i < avf->nb_streams; ++i) {
> +        AVBitStreamFilterContext *bsf_next, *bsf = tee_slave->bsfs[i];
> +        while (bsf) {
> +            bsf_next = bsf->next;
> +            av_bitstream_filter_close(bsf);
> +            bsf = bsf_next;
> +        }
> +    }
> +    av_freep(&tee_slave->stream_map);
> +    av_freep(&tee_slave->bsfs);
> +
> +    ff_format_io_close(avf,&avf->pb);

Here is a tiny space error ;)

Apart from this, it look good to me. Nicolas, could you ACK this please?

Thanks,
Marton

> +    avformat_free_context(avf);
> +    tee_slave->avf = NULL;
> +}
> +
> +static void close_slaves(AVFormatContext *avf)
> +{
> +    TeeContext *tee = avf->priv_data;
> +    unsigned i;
> +
> +    for (i = 0; i < tee->nb_slaves; i++) {
> +        close_slave(&tee->slaves[i]);
> +    }
> +}
> +
> static int open_slave(AVFormatContext *avf, char *slave, TeeSlave *tee_slave)
> {
>     int i, ret;
> @@ -311,32 +343,6 @@ end:
>     return ret;
> }
> 
> -static void close_slaves(AVFormatContext *avf)
> -{
> -    TeeContext *tee = avf->priv_data;
> -    AVFormatContext *avf2;
> -    unsigned i, j;
> -
> -    for (i = 0; i < tee->nb_slaves; i++) {
> -        avf2 = tee->slaves[i].avf;
> -
> -        for (j = 0; j < avf2->nb_streams; j++) {
> -            AVBitStreamFilterContext *bsf_next, *bsf = tee->slaves[i].bsfs[j];
> -            while (bsf) {
> -                bsf_next = bsf->next;
> -                av_bitstream_filter_close(bsf);
> -                bsf = bsf_next;
> -            }
> -        }
> -        av_freep(&tee->slaves[i].stream_map);
> -        av_freep(&tee->slaves[i].bsfs);
> -
> -        ff_format_io_close(avf2, &avf2->pb);
> -        avformat_free_context(avf2);
> -        tee->slaves[i].avf = NULL;
> -    }
> -}
> -
> static void log_slave(TeeSlave *slave, void *log_ctx, int log_level)
> {
>     int i;
> -- 
> 1.9.1
>
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