diff options
author | Anton Khirnov <anton@khirnov.net> | 2013-03-18 23:44:36 +0400 |
---|---|---|
committer | Anton Khirnov <anton@khirnov.net> | 2013-05-16 09:30:56 +0400 |
commit | 762df56ef9f115a640e9abe0a37f7de26a3775e1 (patch) | |
tree | b4b12f1d051d40f17bdabdd6ec1d2c4c70c1f1f0 | |
parent | a2a696990c07862da42662403449fc4f7ee533e8 (diff) |
vf_boxblur: use the name 's' for the pointer to the private context
This is shorter and consistent across filters.
-rw-r--r-- | libavfilter/vf_boxblur.c | 90 |
1 files changed, 45 insertions, 45 deletions
diff --git a/libavfilter/vf_boxblur.c b/libavfilter/vf_boxblur.c index 75e1c9c690..44c148b9e4 100644 --- a/libavfilter/vf_boxblur.c +++ b/libavfilter/vf_boxblur.c @@ -82,24 +82,24 @@ typedef struct { static av_cold int init(AVFilterContext *ctx) { - BoxBlurContext *boxblur = ctx->priv; + BoxBlurContext *s = ctx->priv; - if (!boxblur->luma_radius_expr) { + if (!s->luma_radius_expr) { av_log(ctx, AV_LOG_ERROR, "Luma radius expression is not set.\n"); return AVERROR(EINVAL); } - if (!boxblur->chroma_radius_expr) { - boxblur->chroma_radius_expr = av_strdup(boxblur->luma_radius_expr); - if (!boxblur->chroma_radius_expr) + if (!s->chroma_radius_expr) { + s->chroma_radius_expr = av_strdup(s->luma_radius_expr); + if (!s->chroma_radius_expr) return AVERROR(ENOMEM); - boxblur->chroma_param.power = boxblur->luma_param.power; + s->chroma_param.power = s->luma_param.power; } - if (!boxblur->alpha_radius_expr) { - boxblur->alpha_radius_expr = av_strdup(boxblur->luma_radius_expr); - if (!boxblur->alpha_radius_expr) + if (!s->alpha_radius_expr) { + s->alpha_radius_expr = av_strdup(s->luma_radius_expr); + if (!s->alpha_radius_expr) return AVERROR(ENOMEM); - boxblur->alpha_param.power = boxblur->luma_param.power; + s->alpha_param.power = s->luma_param.power; } return 0; @@ -107,10 +107,10 @@ static av_cold int init(AVFilterContext *ctx) static av_cold void uninit(AVFilterContext *ctx) { - BoxBlurContext *boxblur = ctx->priv; + BoxBlurContext *s = ctx->priv; - av_freep(&boxblur->temp[0]); - av_freep(&boxblur->temp[1]); + av_freep(&s->temp[0]); + av_freep(&s->temp[1]); } static int query_formats(AVFilterContext *ctx) @@ -132,37 +132,37 @@ static int config_input(AVFilterLink *inlink) { const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format); AVFilterContext *ctx = inlink->dst; - BoxBlurContext *boxblur = ctx->priv; + BoxBlurContext *s = ctx->priv; int w = inlink->w, h = inlink->h; int cw, ch; double var_values[VARS_NB], res; char *expr; int ret; - av_freep(&boxblur->temp[0]); - av_freep(&boxblur->temp[1]); - if (!(boxblur->temp[0] = av_malloc(FFMAX(w, h)))) + av_freep(&s->temp[0]); + av_freep(&s->temp[1]); + if (!(s->temp[0] = av_malloc(FFMAX(w, h)))) return AVERROR(ENOMEM); - if (!(boxblur->temp[1] = av_malloc(FFMAX(w, h)))) { - av_freep(&boxblur->temp[0]); + if (!(s->temp[1] = av_malloc(FFMAX(w, h)))) { + av_freep(&s->temp[0]); return AVERROR(ENOMEM); } - boxblur->hsub = desc->log2_chroma_w; - boxblur->vsub = desc->log2_chroma_h; + s->hsub = desc->log2_chroma_w; + s->vsub = desc->log2_chroma_h; var_values[VAR_W] = inlink->w; var_values[VAR_H] = inlink->h; - var_values[VAR_CW] = cw = w>>boxblur->hsub; - var_values[VAR_CH] = ch = h>>boxblur->vsub; - var_values[VAR_HSUB] = 1<<boxblur->hsub; - var_values[VAR_VSUB] = 1<<boxblur->vsub; + var_values[VAR_CW] = cw = w>>s->hsub; + var_values[VAR_CH] = ch = h>>s->vsub; + var_values[VAR_HSUB] = 1<<s->hsub; + var_values[VAR_VSUB] = 1<<s->vsub; #define EVAL_RADIUS_EXPR(comp) \ - expr = boxblur->comp##_radius_expr; \ + expr = s->comp##_radius_expr; \ ret = av_expr_parse_and_eval(&res, expr, var_names, var_values, \ NULL, NULL, NULL, NULL, NULL, 0, ctx); \ - boxblur->comp##_param.radius = res; \ + s->comp##_param.radius = res; \ if (ret < 0) { \ av_log(NULL, AV_LOG_ERROR, \ "Error when evaluating " #comp " radius expression '%s'\n", expr); \ @@ -177,30 +177,30 @@ static int config_input(AVFilterLink *inlink) "chroma_radius:%d chroma_power:%d " "alpha_radius:%d alpha_power:%d " "w:%d chroma_w:%d h:%d chroma_h:%d\n", - boxblur->luma_param .radius, boxblur->luma_param .power, - boxblur->chroma_param.radius, boxblur->chroma_param.power, - boxblur->alpha_param .radius, boxblur->alpha_param .power, + s->luma_param .radius, s->luma_param .power, + s->chroma_param.radius, s->chroma_param.power, + s->alpha_param .radius, s->alpha_param .power, w, cw, h, ch); #define CHECK_RADIUS_VAL(w_, h_, comp) \ - if (boxblur->comp##_param.radius < 0 || \ - 2*boxblur->comp##_param.radius > FFMIN(w_, h_)) { \ + if (s->comp##_param.radius < 0 || \ + 2*s->comp##_param.radius > FFMIN(w_, h_)) { \ av_log(ctx, AV_LOG_ERROR, \ "Invalid " #comp " radius value %d, must be >= 0 and <= %d\n", \ - boxblur->comp##_param.radius, FFMIN(w_, h_)/2); \ + s->comp##_param.radius, FFMIN(w_, h_)/2); \ return AVERROR(EINVAL); \ } CHECK_RADIUS_VAL(w, h, luma); CHECK_RADIUS_VAL(cw, ch, chroma); CHECK_RADIUS_VAL(w, h, alpha); - boxblur->radius[Y] = boxblur->luma_param.radius; - boxblur->radius[U] = boxblur->radius[V] = boxblur->chroma_param.radius; - boxblur->radius[A] = boxblur->alpha_param.radius; + s->radius[Y] = s->luma_param.radius; + s->radius[U] = s->radius[V] = s->chroma_param.radius; + s->radius[A] = s->alpha_param.radius; - boxblur->power[Y] = boxblur->luma_param.power; - boxblur->power[U] = boxblur->power[V] = boxblur->chroma_param.power; - boxblur->power[A] = boxblur->alpha_param.power; + s->power[Y] = s->luma_param.power; + s->power[U] = s->power[V] = s->chroma_param.power; + s->power[A] = s->alpha_param.power; return 0; } @@ -301,11 +301,11 @@ static void vblur(uint8_t *dst, int dst_linesize, const uint8_t *src, int src_li static int filter_frame(AVFilterLink *inlink, AVFrame *in) { AVFilterContext *ctx = inlink->dst; - BoxBlurContext *boxblur = ctx->priv; + BoxBlurContext *s = ctx->priv; AVFilterLink *outlink = inlink->dst->outputs[0]; AVFrame *out; int plane; - int cw = inlink->w >> boxblur->hsub, ch = in->height >> boxblur->vsub; + int cw = inlink->w >> s->hsub, ch = in->height >> s->vsub; int w[4] = { inlink->w, cw, cw, inlink->w }; int h[4] = { in->height, ch, ch, in->height }; @@ -319,14 +319,14 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in) for (plane = 0; in->data[plane] && plane < 4; plane++) hblur(out->data[plane], out->linesize[plane], in ->data[plane], in ->linesize[plane], - w[plane], h[plane], boxblur->radius[plane], boxblur->power[plane], - boxblur->temp); + w[plane], h[plane], s->radius[plane], s->power[plane], + s->temp); for (plane = 0; in->data[plane] && plane < 4; plane++) vblur(out->data[plane], out->linesize[plane], out->data[plane], out->linesize[plane], - w[plane], h[plane], boxblur->radius[plane], boxblur->power[plane], - boxblur->temp); + w[plane], h[plane], s->radius[plane], s->power[plane], + s->temp); av_frame_free(&in); |