Merge commit '4753f802c00853859b7b4b8fdb79c35e082cb7f8'

* commit '4753f802c00853859b7b4b8fdb79c35e082cb7f8':
  vf_libopencv: use the name 's' for the pointer to the private context
  vf_hqdn3d: use the name 's' for the pointer to the private context
  vf_hflip: use the name 's' for the pointer to the private context
  vf_gradfun: use the name 's' for the pointer to the private context

Conflicts:
	libavfilter/vf_gradfun.c
	libavfilter/vf_hflip.c
	libavfilter/vf_hqdn3d.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

4 files changed, 99 insertions, 99 deletions

diff --git a/libavfilter/vf_gradfun.c b/libavfilter/vf_gradfun.c
index 299cbf5e2e..6e92e3eed2 100644
--- a/libavfilter/vf_gradfun.c
+++ b/libavfilter/vf_gradfun.c
@@ -123,26 +123,26 @@ static void filter(GradFunContext *ctx, uint8_t *dst, const uint8_t *src, int wi
 
 static av_cold int init(AVFilterContext *ctx)
 {
-    GradFunContext *gf = ctx->priv;
+    GradFunContext *s = ctx->priv;
 
-    gf->thresh  = (1 << 15) / gf->strength;
-    gf->radius  = av_clip((gf->radius + 1) & ~1, 4, 32);
+    s->thresh  = (1 << 15) / s->strength;
+    s->radius  = av_clip((s->radius + 1) & ~1, 4, 32);
 
-    gf->blur_line   = ff_gradfun_blur_line_c;
-    gf->filter_line = ff_gradfun_filter_line_c;
+    s->blur_line   = ff_gradfun_blur_line_c;
+    s->filter_line = ff_gradfun_filter_line_c;
 
     if (ARCH_X86)
-        ff_gradfun_init_x86(gf);
+        ff_gradfun_init_x86(s);
 
-    av_log(ctx, AV_LOG_VERBOSE, "threshold:%.2f radius:%d\n", gf->strength, gf->radius);
+    av_log(ctx, AV_LOG_VERBOSE, "threshold:%.2f radius:%d\n", s->strength, s->radius);
 
     return 0;
 }
 
 static av_cold void uninit(AVFilterContext *ctx)
 {
-    GradFunContext *gf = ctx->priv;
-    av_freep(&gf->buf);
+    GradFunContext *s = ctx->priv;
+    av_freep(&s->buf);
 }
 
 static int query_formats(AVFilterContext *ctx)
@@ -163,25 +163,25 @@ static int query_formats(AVFilterContext *ctx)
 
 static int config_input(AVFilterLink *inlink)
 {
-    GradFunContext *gf = inlink->dst->priv;
+    GradFunContext *s = inlink->dst->priv;
     const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);
     int hsub = desc->log2_chroma_w;
     int vsub = desc->log2_chroma_h;
 
-    gf->buf = av_mallocz((FFALIGN(inlink->w, 16) * (gf->radius + 1) / 2 + 32) * sizeof(uint16_t));
-    if (!gf->buf)
+    s->buf = av_mallocz((FFALIGN(inlink->w, 16) * (s->radius + 1) / 2 + 32) * sizeof(uint16_t));
+    if (!s->buf)
         return AVERROR(ENOMEM);
 
-    gf->chroma_w = FF_CEIL_RSHIFT(inlink->w, hsub);
-    gf->chroma_h = FF_CEIL_RSHIFT(inlink->h, vsub);
-    gf->chroma_r = av_clip(((((gf->radius >> hsub) + (gf->radius >> vsub)) / 2 ) + 1) & ~1, 4, 32);
+    s->chroma_w = FF_CEIL_RSHIFT(inlink->w, hsub);
+    s->chroma_h = FF_CEIL_RSHIFT(inlink->h, vsub);
+    s->chroma_r = av_clip(((((s->radius >> hsub) + (s->radius >> vsub)) / 2 ) + 1) & ~1, 4, 32);
 
     return 0;
 }
 
 static int filter_frame(AVFilterLink *inlink, AVFrame *in)
 {
-    GradFunContext *gf = inlink->dst->priv;
+    GradFunContext *s = inlink->dst->priv;
     AVFilterLink *outlink = inlink->dst->outputs[0];
     AVFrame *out;
     int p, direct;
@@ -202,15 +202,15 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
     for (p = 0; p < 4 && in->data[p]; p++) {
         int w = inlink->w;
         int h = inlink->h;
-        int r = gf->radius;
+        int r = s->radius;
         if (p) {
-            w = gf->chroma_w;
-            h = gf->chroma_h;
-            r = gf->chroma_r;
+            w = s->chroma_w;
+            h = s->chroma_h;
+            r = s->chroma_r;
         }
 
         if (FFMIN(w, h) > 2 * r)
-            filter(gf, out->data[p], in->data[p], w, h, out->linesize[p], in->linesize[p], r);
+            filter(s, out->data[p], in->data[p], w, h, out->linesize[p], in->linesize[p], r);
         else if (out->data[p] != in->data[p])
             av_image_copy_plane(out->data[p], out->linesize[p], in->data[p], in->linesize[p], w, h);
     }
diff --git a/libavfilter/vf_hflip.c b/libavfilter/vf_hflip.c
index 0ee65899a9..7fc135fdfc 100644
--- a/libavfilter/vf_hflip.c
+++ b/libavfilter/vf_hflip.c
@@ -60,12 +60,12 @@ 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;
 }
@@ -73,7 +73,7 @@ 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;
@@ -91,9 +91,9 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
         memcpy(out->data[1], in->data[1], AVPALETTE_SIZE);
 
     for (plane = 0; plane < 4 && in->data[plane]; plane++) {
-        const int width  = (plane == 1 || plane == 2) ? FF_CEIL_RSHIFT(inlink->w, flip->hsub) : inlink->w;
-        const int height = (plane == 1 || plane == 2) ? FF_CEIL_RSHIFT(inlink->h, flip->vsub) : inlink->h;
-        step = flip->max_step[plane];
+        const int width  = (plane == 1 || plane == 2) ? FF_CEIL_RSHIFT(inlink->w, s->hsub) : inlink->w;
+        const int height = (plane == 1 || plane == 2) ? FF_CEIL_RSHIFT(inlink->h, s->vsub) : inlink->h;
+        step = s->max_step[plane];
 
         outrow = out->data[plane];
         inrow  = in ->data[plane] + (width - 1) * step;
diff --git a/libavfilter/vf_hqdn3d.c b/libavfilter/vf_hqdn3d.c
index d8a8586ea3..c0145647b5 100644
--- a/libavfilter/vf_hqdn3d.c
+++ b/libavfilter/vf_hqdn3d.c
@@ -77,7 +77,7 @@ static void denoise_temporal(uint8_t *src, uint8_t *dst,
 }
 
 av_always_inline
-static void denoise_spatial(HQDN3DContext *hqdn3d,
+static void denoise_spatial(HQDN3DContext *s,
                             uint8_t *src, uint8_t *dst,
                             uint16_t *line_ant, uint16_t *frame_ant,
                             int w, int h, int sstride, int dstride,
@@ -103,8 +103,8 @@ static void denoise_spatial(HQDN3DContext *hqdn3d,
         src += sstride;
         dst += dstride;
         frame_ant += w;
-        if (hqdn3d->denoise_row[depth]) {
-            hqdn3d->denoise_row[depth](src, dst, line_ant, frame_ant, w, spatial, temporal);
+        if (s->denoise_row[depth]) {
+            s->denoise_row[depth](src, dst, line_ant, frame_ant, w, spatial, temporal);
             continue;
         }
         pixel_ant = LOAD(0);
@@ -121,7 +121,7 @@ static void denoise_spatial(HQDN3DContext *hqdn3d,
 }
 
 av_always_inline
-static void denoise_depth(HQDN3DContext *hqdn3d,
+static void denoise_depth(HQDN3DContext *s,
                           uint8_t *src, uint8_t *dst,
                           uint16_t *line_ant, uint16_t **frame_ant_ptr,
                           int w, int h, int sstride, int dstride,
@@ -142,7 +142,7 @@ static void denoise_depth(HQDN3DContext *hqdn3d,
     }
 
     if (spatial[0])
-        denoise_spatial(hqdn3d, src, dst, line_ant, frame_ant,
+        denoise_spatial(s, src, dst, line_ant, frame_ant,
                         w, h, sstride, dstride, spatial, temporal, depth);
     else
         denoise_temporal(src, dst, frame_ant,
@@ -150,7 +150,7 @@ static void denoise_depth(HQDN3DContext *hqdn3d,
 }
 
 #define denoise(...) \
-    switch (hqdn3d->depth) {\
+    switch (s->depth) {\
         case  8: denoise_depth(__VA_ARGS__,  8); break;\
         case  9: denoise_depth(__VA_ARGS__,  9); break;\
         case 10: denoise_depth(__VA_ARGS__, 10); break;\
@@ -184,36 +184,36 @@ static int16_t *precalc_coefs(double dist25, int depth)
 
 static av_cold int init(AVFilterContext *ctx)
 {
-    HQDN3DContext *hqdn3d = ctx->priv;
+    HQDN3DContext *s = ctx->priv;
 
-    if (!hqdn3d->strength[LUMA_SPATIAL])
-        hqdn3d->strength[LUMA_SPATIAL] = PARAM1_DEFAULT;
-    if (!hqdn3d->strength[CHROMA_SPATIAL])
-        hqdn3d->strength[CHROMA_SPATIAL] = PARAM2_DEFAULT * hqdn3d->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
-    if (!hqdn3d->strength[LUMA_TMP])
-        hqdn3d->strength[LUMA_TMP]   = PARAM3_DEFAULT * hqdn3d->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
-    if (!hqdn3d->strength[CHROMA_TMP])
-        hqdn3d->strength[CHROMA_TMP] = hqdn3d->strength[LUMA_TMP] * hqdn3d->strength[CHROMA_SPATIAL] / hqdn3d->strength[LUMA_SPATIAL];
+    if (!s->strength[LUMA_SPATIAL])
+        s->strength[LUMA_SPATIAL] = PARAM1_DEFAULT;
+    if (!s->strength[CHROMA_SPATIAL])
+        s->strength[CHROMA_SPATIAL] = PARAM2_DEFAULT * s->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
+    if (!s->strength[LUMA_TMP])
+        s->strength[LUMA_TMP]   = PARAM3_DEFAULT * s->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
+    if (!s->strength[CHROMA_TMP])
+        s->strength[CHROMA_TMP] = s->strength[LUMA_TMP] * s->strength[CHROMA_SPATIAL] / s->strength[LUMA_SPATIAL];
 
     av_log(ctx, AV_LOG_VERBOSE, "ls:%f cs:%f lt:%f ct:%f\n",
-           hqdn3d->strength[LUMA_SPATIAL], hqdn3d->strength[CHROMA_SPATIAL],
-           hqdn3d->strength[LUMA_TMP], hqdn3d->strength[CHROMA_TMP]);
+           s->strength[LUMA_SPATIAL], s->strength[CHROMA_SPATIAL],
+           s->strength[LUMA_TMP], s->strength[CHROMA_TMP]);
 
     return 0;
 }
 
 static av_cold void uninit(AVFilterContext *ctx)
 {
-    HQDN3DContext *hqdn3d = ctx->priv;
-
-    av_freep(&hqdn3d->coefs[0]);
-    av_freep(&hqdn3d->coefs[1]);
-    av_freep(&hqdn3d->coefs[2]);
-    av_freep(&hqdn3d->coefs[3]);
-    av_freep(&hqdn3d->line);
-    av_freep(&hqdn3d->frame_prev[0]);
-    av_freep(&hqdn3d->frame_prev[1]);
-    av_freep(&hqdn3d->frame_prev[2]);
+    HQDN3DContext *s = ctx->priv;
+
+    av_freep(&s->coefs[0]);
+    av_freep(&s->coefs[1]);
+    av_freep(&s->coefs[2]);
+    av_freep(&s->coefs[3]);
+    av_freep(&s->line);
+    av_freep(&s->frame_prev[0]);
+    av_freep(&s->frame_prev[1]);
+    av_freep(&s->frame_prev[2]);
 }
 
 static int query_formats(AVFilterContext *ctx)
@@ -248,26 +248,26 @@ static int query_formats(AVFilterContext *ctx)
 
 static int config_input(AVFilterLink *inlink)
 {
-    HQDN3DContext *hqdn3d = inlink->dst->priv;
+    HQDN3DContext *s = inlink->dst->priv;
     const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);
     int i;
 
-    hqdn3d->hsub  = desc->log2_chroma_w;
-    hqdn3d->vsub  = desc->log2_chroma_h;
-    hqdn3d->depth = desc->comp[0].depth_minus1+1;
+    s->hsub  = desc->log2_chroma_w;
+    s->vsub  = desc->log2_chroma_h;
+    s->depth = desc->comp[0].depth_minus1+1;
 
-    hqdn3d->line = av_malloc(inlink->w * sizeof(*hqdn3d->line));
-    if (!hqdn3d->line)
+    s->line = av_malloc(inlink->w * sizeof(*s->line));
+    if (!s->line)
         return AVERROR(ENOMEM);
 
     for (i = 0; i < 4; i++) {
-        hqdn3d->coefs[i] = precalc_coefs(hqdn3d->strength[i], hqdn3d->depth);
-        if (!hqdn3d->coefs[i])
+        s->coefs[i] = precalc_coefs(s->strength[i], s->depth);
+        if (!s->coefs[i])
             return AVERROR(ENOMEM);
     }
 
     if (ARCH_X86)
-        ff_hqdn3d_init_x86(hqdn3d);
+        ff_hqdn3d_init_x86(s);
 
     return 0;
 }
@@ -275,7 +275,7 @@ static int config_input(AVFilterLink *inlink)
 static int filter_frame(AVFilterLink *inlink, AVFrame *in)
 {
     AVFilterContext *ctx  = inlink->dst;
-    HQDN3DContext *hqdn3d = ctx->priv;
+    HQDN3DContext *s = ctx->priv;
     AVFilterLink *outlink = ctx->outputs[0];
 
     AVFrame *out;
@@ -296,13 +296,13 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
     }
 
     for (c = 0; c < 3; c++) {
-        denoise(hqdn3d, in->data[c], out->data[c],
-                hqdn3d->line, &hqdn3d->frame_prev[c],
-                FF_CEIL_RSHIFT(in->width,  (!!c * hqdn3d->hsub)),
-                FF_CEIL_RSHIFT(in->height, (!!c * hqdn3d->vsub)),
+        denoise(s, in->data[c], out->data[c],
+                s->line, &s->frame_prev[c],
+                FF_CEIL_RSHIFT(in->width,  (!!c * s->hsub)),
+                FF_CEIL_RSHIFT(in->height, (!!c * s->vsub)),
                 in->linesize[c], out->linesize[c],
-                hqdn3d->coefs[c ? CHROMA_SPATIAL : LUMA_SPATIAL],
-                hqdn3d->coefs[c ? CHROMA_TMP     : LUMA_TMP]);
+                s->coefs[c ? CHROMA_SPATIAL : LUMA_SPATIAL],
+                s->coefs[c ? CHROMA_TMP     : LUMA_TMP]);
     }
 
     if (ctx->is_disabled) {
diff --git a/libavfilter/vf_libopencv.c b/libavfilter/vf_libopencv.c
index 22d2407f82..cf5195624f 100644
--- a/libavfilter/vf_libopencv.c
+++ b/libavfilter/vf_libopencv.c
@@ -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;
@@ -282,23 +282,23 @@ 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);
 }
 
@@ -318,43 +318,43 @@ static OCVFilterEntry ocv_filter_entries[] = {
 
 static av_cold int init(AVFilterContext *ctx)
 {
-    OCVContext *ocv = ctx->priv;
+    OCVContext *s = ctx->priv;
     int i;
 
-    if (!ocv->name) {
+    if (!s->name) {
         av_log(ctx, AV_LOG_ERROR, "No libopencv filter name specified\n");
         return AVERROR(EINVAL);
     }
     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;
@@ -368,7 +368,7 @@ 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);