[FFmpeg-devel] [PATCH] lavfi/hflip: support more formats

[Michael Niedermayer]

On Mon, Feb 25, 2013 at 10:33:58AM +0000, Paul B Mahol wrote:
> Signed-off-by: Paul B Mahol <onemda at gmail.com>
> ---
>  libavfilter/vf_hflip.c | 40 +++++++++++-----------------------------
>  1 file changed, 11 insertions(+), 29 deletions(-)
> 
> diff --git a/libavfilter/vf_hflip.c b/libavfilter/vf_hflip.c
> index c583ffd..969e950 100644
> --- a/libavfilter/vf_hflip.c
> +++ b/libavfilter/vf_hflip.c
> @@ -42,35 +42,17 @@ typedef struct {
>  
>  static int query_formats(AVFilterContext *ctx)
>  {
> -    static const enum AVPixelFormat pix_fmts[] = {
> -        AV_PIX_FMT_RGB48BE,      AV_PIX_FMT_RGB48LE,
> -        AV_PIX_FMT_BGR48BE,      AV_PIX_FMT_BGR48LE,
> -        AV_PIX_FMT_ARGB,         AV_PIX_FMT_RGBA,
> -        AV_PIX_FMT_ABGR,         AV_PIX_FMT_BGRA,
> -        AV_PIX_FMT_RGB24,        AV_PIX_FMT_BGR24,
> -        AV_PIX_FMT_RGB565BE,     AV_PIX_FMT_RGB565LE,
> -        AV_PIX_FMT_RGB555BE,     AV_PIX_FMT_RGB555LE,
> -        AV_PIX_FMT_RGB444BE,     AV_PIX_FMT_RGB444LE,
> -        AV_PIX_FMT_BGR565BE,     AV_PIX_FMT_BGR565LE,
> -        AV_PIX_FMT_BGR555BE,     AV_PIX_FMT_BGR555LE,
> -        AV_PIX_FMT_BGR444BE,     AV_PIX_FMT_BGR444LE,
> -        AV_PIX_FMT_GRAY16BE,     AV_PIX_FMT_GRAY16LE,
> -        AV_PIX_FMT_YUV420P16LE,  AV_PIX_FMT_YUV420P16BE,
> -        AV_PIX_FMT_YUV422P16LE,  AV_PIX_FMT_YUV422P16BE,
> -        AV_PIX_FMT_YUV444P16LE,  AV_PIX_FMT_YUV444P16BE,
> -        AV_PIX_FMT_YUV444P,      AV_PIX_FMT_YUV422P,
> -        AV_PIX_FMT_YUV420P,      AV_PIX_FMT_YUV411P,
> -        AV_PIX_FMT_YUV410P,      AV_PIX_FMT_YUV440P,
> -        AV_PIX_FMT_YUVJ444P,     AV_PIX_FMT_YUVJ422P,
> -        AV_PIX_FMT_YUVJ420P,     AV_PIX_FMT_YUVJ440P,
> -        AV_PIX_FMT_YUVA420P,
> -        AV_PIX_FMT_RGB8,         AV_PIX_FMT_BGR8,
> -        AV_PIX_FMT_RGB4_BYTE,    AV_PIX_FMT_BGR4_BYTE,
> -        AV_PIX_FMT_PAL8,         AV_PIX_FMT_GRAY8,
> -        AV_PIX_FMT_NONE
> -    };
> -
> -    ff_set_common_formats(ctx, ff_make_format_list(pix_fmts));
> +    AVFilterFormats *pix_fmts = NULL;
> +    int fmt;
> +
> +    for (fmt = 0; fmt < AV_PIX_FMT_NB; fmt++) {
> +        const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(fmt);
> +        if (!(desc->flags & PIX_FMT_HWACCEL ||
> +              desc->flags & PIX_FMT_BITSTREAM))
> +            ff_add_format(&pix_fmts, fmt);
> +    }

can hflip handle, yuyv and similar subsampled packed formats ?
or NV12 ?

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

While the State exists there can be no freedom; when there is freedom there
will be no State. -- Vladimir Lenin
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