On 9/11/2015 12:24 PM, Paul B Mahol wrote:
> Signed-off-by: Paul B Mahol <one...@gmail.com>
> ---
> libavfilter/vf_framerate.c | 281
> ++++++++++++++++++++++++++++++++++-----------
> 1 file changed, 212 insertions(+), 69 deletions(-)
>
> diff --git a/libavfilter/vf_framerate.c b/libavfilter/vf_framerate.c
> index 5c9da19..4d8ee16 100644
> --- a/libavfilter/vf_framerate.c
> +++ b/libavfilter/vf_framerate.c
> @@ -72,6 +72,12 @@ typedef struct FrameRateContext {
> AVFrame *srce[N_SRCE]; ///< buffered source frames
> int64_t srce_pts_dest[N_SRCE]; ///< pts for source frames scaled to
> output timebase
> int64_t pts; ///< pts of frame we are working on
> +
> + int (*blend_frames)(AVFilterContext *ctx, float interpolate,
> + AVFrame *copy_src1, AVFrame *copy_src2);
> + int max;
> + int bitdepth;
> + AVFrame *work;
> } FrameRateContext;
>
> #define OFFSET(x) offsetof(FrameRateContext, x)
> @@ -114,6 +120,59 @@ static void next_source(AVFilterContext *ctx)
> s->srce[s->frst] = NULL;
> }
>
> +static av_always_inline int64_t sad_8x8_16(const uint16_t *src1, ptrdiff_t
> stride1,
> + const uint16_t *src2, ptrdiff_t
> stride2)
> +{
> + int sum = 0;
> + int x, y;
> +
> + for (y = 0; y < 8; y++) {
> + for (x = 0; x < 8; x++)
> + sum += FFABS(src1[x] - src2[x]);
> + src1 += stride1;
> + src2 += stride2;
> + }
> + return sum;
> +}
Use libavutil/pixelutils instead. It was made specifically for cases like this.
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