vf_hflip: use the name 's' for the pointer to the private context

This is shorter and consistent across filters.
This commit is contained in:
Anton Khirnov 2013-03-18 20:44:36 +01:00
parent 05fab5530b
commit 7af5ae2d07

View File

@ -74,12 +74,12 @@ static int query_formats(AVFilterContext *ctx)
static int config_props(AVFilterLink *inlink)
{
FlipContext *flip = inlink->dst->priv;
FlipContext *s = inlink->dst->priv;
const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(inlink->format);
av_image_fill_max_pixsteps(flip->max_step, NULL, pix_desc);
flip->hsub = pix_desc->log2_chroma_w;
flip->vsub = pix_desc->log2_chroma_h;
av_image_fill_max_pixsteps(s->max_step, NULL, pix_desc);
s->hsub = pix_desc->log2_chroma_w;
s->vsub = pix_desc->log2_chroma_h;
return 0;
}
@ -87,7 +87,7 @@ static int config_props(AVFilterLink *inlink)
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
{
AVFilterContext *ctx = inlink->dst;
FlipContext *flip = ctx->priv;
FlipContext *s = ctx->priv;
AVFilterLink *outlink = ctx->outputs[0];
AVFrame *out;
uint8_t *inrow, *outrow;
@ -101,9 +101,9 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
av_frame_copy_props(out, in);
for (plane = 0; plane < 4 && in->data[plane]; plane++) {
step = flip->max_step[plane];
hsub = (plane == 1 || plane == 2) ? flip->hsub : 0;
vsub = (plane == 1 || plane == 2) ? flip->vsub : 0;
step = s->max_step[plane];
hsub = (plane == 1 || plane == 2) ? s->hsub : 0;
vsub = (plane == 1 || plane == 2) ? s->vsub : 0;
outrow = out->data[plane];
inrow = in ->data[plane] + ((inlink->w >> hsub) - 1) * step;