[FFmpeg-devel] [PATCH] avformat/vpcc: fix values in VP9 level detection heuristics

James Almer jamrial at gmail.com
Sat Sep 15 04:39:05 EEST 2018


On 8/27/2018 10:59 PM, James Almer wrote:
> The levels are stored as decimal values, not hexadecimal.
> 
> Signed-off-by: James Almer <jamrial at gmail.com>
> ---
>  libavformat/vpcc.c | 28 ++++++++++++++--------------
>  1 file changed, 14 insertions(+), 14 deletions(-)
> 
> diff --git a/libavformat/vpcc.c b/libavformat/vpcc.c
> index 79514483af..e0b7f288a6 100644
> --- a/libavformat/vpcc.c
> +++ b/libavformat/vpcc.c
> @@ -81,33 +81,33 @@ static int get_vp9_level(AVCodecParameters *par, AVRational *frame_rate) {
>      if (picture_size <= 0) {
>          return 0;
>      } else if (sample_rate <= 829440     && picture_size <= 36864) {
> -        return 0x10;
> +        return 10;
>      } else if (sample_rate <= 2764800    && picture_size <= 73728) {
> -        return 0x11;
> +        return 11;
>      } else if (sample_rate <= 4608000    && picture_size <= 122880) {
> -        return 0x20;
> +        return 20;
>      } else if (sample_rate <= 9216000    && picture_size <= 245760) {
> -        return 0x21;
> +        return 21;
>      } else if (sample_rate <= 20736000   && picture_size <= 552960) {
> -        return 0x30;
> +        return 30;
>      } else if (sample_rate <= 36864000   && picture_size <= 983040) {
> -        return 0x31;
> +        return 31;
>      } else if (sample_rate <= 83558400   && picture_size <= 2228224) {
> -        return 0x40;
> +        return 40;
>      } else if (sample_rate <= 160432128  && picture_size <= 2228224) {
> -        return 0x41;
> +        return 41;
>      } else if (sample_rate <= 311951360  && picture_size <= 8912896) {
> -        return 0x50;
> +        return 50;
>      } else if (sample_rate <= 588251136  && picture_size <= 8912896) {
> -        return 0x51;
> +        return 51;
>      } else if (sample_rate <= 1176502272 && picture_size <= 8912896) {
> -        return 0x52;
> +        return 52;
>      } else if (sample_rate <= 1176502272 && picture_size <= 35651584) {
> -        return 0x60;
> +        return 60;
>      } else if (sample_rate <= 2353004544 && picture_size <= 35651584) {
> -        return 0x61;
> +        return 61;
>      } else if (sample_rate <= 4706009088 && picture_size <= 35651584) {
> -        return 0x62;
> +        return 62;
>      } else {
>          return 0;
>      }

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