vf_libopencv: 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 56e4ce0d13
commit 4753f802c0
1 changed files with 26 additions and 26 deletions

View File

@ -86,8 +86,8 @@ typedef struct {
static av_cold int smooth_init(AVFilterContext *ctx, const char *args)
{
OCVContext *ocv = ctx->priv;
SmoothContext *smooth = ocv->priv;
OCVContext *s = ctx->priv;
SmoothContext *smooth = s->priv;
char type_str[128] = "gaussian";
smooth->param1 = 3;
@ -129,8 +129,8 @@ static av_cold int smooth_init(AVFilterContext *ctx, const char *args)
static void smooth_end_frame_filter(AVFilterContext *ctx, IplImage *inimg, IplImage *outimg)
{
OCVContext *ocv = ctx->priv;
SmoothContext *smooth = ocv->priv;
OCVContext *s = ctx->priv;
SmoothContext *smooth = s->priv;
cvSmooth(inimg, outimg, smooth->type, smooth->param1, smooth->param2, smooth->param3, smooth->param4);
}
@ -252,8 +252,8 @@ typedef struct {
static av_cold int dilate_init(AVFilterContext *ctx, const char *args)
{
OCVContext *ocv = ctx->priv;
DilateContext *dilate = ocv->priv;
OCVContext *s = ctx->priv;
DilateContext *dilate = s->priv;
char default_kernel_str[] = "3x3+0x0/rect";
char *kernel_str;
const char *buf = args;
@ -281,23 +281,23 @@ static av_cold int dilate_init(AVFilterContext *ctx, const char *args)
static av_cold void dilate_uninit(AVFilterContext *ctx)
{
OCVContext *ocv = ctx->priv;
DilateContext *dilate = ocv->priv;
OCVContext *s = ctx->priv;
DilateContext *dilate = s->priv;
cvReleaseStructuringElement(&dilate->kernel);
}
static void dilate_end_frame_filter(AVFilterContext *ctx, IplImage *inimg, IplImage *outimg)
{
OCVContext *ocv = ctx->priv;
DilateContext *dilate = ocv->priv;
OCVContext *s = ctx->priv;
DilateContext *dilate = s->priv;
cvDilate(inimg, outimg, dilate->kernel, dilate->nb_iterations);
}
static void erode_end_frame_filter(AVFilterContext *ctx, IplImage *inimg, IplImage *outimg)
{
OCVContext *ocv = ctx->priv;
DilateContext *dilate = ocv->priv;
OCVContext *s = ctx->priv;
DilateContext *dilate = s->priv;
cvErode(inimg, outimg, dilate->kernel, dilate->nb_iterations);
}
@ -317,39 +317,39 @@ static OCVFilterEntry ocv_filter_entries[] = {
static av_cold int init(AVFilterContext *ctx)
{
OCVContext *ocv = ctx->priv;
OCVContext *s = ctx->priv;
int i;
for (i = 0; i < FF_ARRAY_ELEMS(ocv_filter_entries); i++) {
OCVFilterEntry *entry = &ocv_filter_entries[i];
if (!strcmp(ocv->name, entry->name)) {
ocv->init = entry->init;
ocv->uninit = entry->uninit;
ocv->end_frame_filter = entry->end_frame_filter;
if (!strcmp(s->name, entry->name)) {
s->init = entry->init;
s->uninit = entry->uninit;
s->end_frame_filter = entry->end_frame_filter;
if (!(ocv->priv = av_mallocz(entry->priv_size)))
if (!(s->priv = av_mallocz(entry->priv_size)))
return AVERROR(ENOMEM);
return ocv->init(ctx, ocv->params);
return s->init(ctx, s->params);
}
}
av_log(ctx, AV_LOG_ERROR, "No libopencv filter named '%s'\n", ocv->name);
av_log(ctx, AV_LOG_ERROR, "No libopencv filter named '%s'\n", s->name);
return AVERROR(EINVAL);
}
static av_cold void uninit(AVFilterContext *ctx)
{
OCVContext *ocv = ctx->priv;
OCVContext *s = ctx->priv;
if (ocv->uninit)
ocv->uninit(ctx);
av_free(ocv->priv);
if (s->uninit)
s->uninit(ctx);
av_free(s->priv);
}
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
{
AVFilterContext *ctx = inlink->dst;
OCVContext *ocv = ctx->priv;
OCVContext *s = ctx->priv;
AVFilterLink *outlink= inlink->dst->outputs[0];
AVFrame *out;
IplImage inimg, outimg;
@ -363,7 +363,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
fill_iplimage_from_frame(&inimg , in , inlink->format);
fill_iplimage_from_frame(&outimg, out, inlink->format);
ocv->end_frame_filter(ctx, &inimg, &outimg);
s->end_frame_filter(ctx, &inimg, &outimg);
fill_frame_from_iplimage(out, &outimg, inlink->format);
av_frame_free(&in);