[FFmpeg-devel] [PATCH 5/8] avcodec/flicvideo: Optimize and Simplify FLI_COPY in flic_decode_frame_24BPP() by using bytestream2_get_buffer()

Tomas Härdin tjoppen at acc.umu.se
Wed Aug 14 18:21:49 EEST 2019


mån 2019-08-12 klockan 21:17 +0200 skrev Michael Niedermayer:
> Fixes: Timeout (31sec  -> 22sec)

Is this a large test case? 22sec still sounds excessive

> -                    pixel_countdown = s->avctx->width;
> -                    pixel_ptr = 0;
> -                    while (pixel_countdown > 0) {
> -                        pixel = bytestream2_get_le24(&g2);
> -                        AV_WL24(&pixels[y_ptr + pixel_ptr], pixel);
> -                        pixel_ptr += 3;
> -                        pixel_countdown--;
> -                    }
> +                    bytestream2_get_buffer(&g2, pixels + y_ptr, 3*s-
> >avctx->width);

Looks OK

/Tomas



More information about the ffmpeg-devel mailing list