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avfilter/vf_vectorscope: support more formats for color4 mode in common case

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol
2015-09-02 08:48:25 +00:00
parent 19dfbe9298
commit 1c88ef0c99
2 changed files with 15 additions and 11 deletions
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20
libavfilter/vf_vectorscope.c
View File

@@ -43,6 +43,7 @@ typedef struct VectorscopeContext {
const uint8_t *bg_color;
int planewidth[4];
int planeheight[4];
int hsub, vsub;
int x, y, pd;
int is_yuv;
int envelope;
@@ -117,8 +118,7 @@ static int query_formats(AVFilterContext *ctx)
if (!ctx->inputs[0]->out_formats) {
const enum AVPixelFormat *in_pix_fmts;
if (((s->x == 1 && s->y == 2) || (s->x == 2 && s->y == 1)) &&
(s->mode != COLOR4))
if ((s->x == 1 && s->y == 2) || (s->x == 2 && s->y == 1))
in_pix_fmts = in2_pix_fmts;
else
in_pix_fmts = in1_pix_fmts;
@@ -173,6 +173,8 @@ static int config_input(AVFilterLink *inlink)
s->bg_color = black_yuva_color;
}
s->hsub = desc->log2_chroma_w;
s->vsub = desc->log2_chroma_h;
s->planeheight[1] = s->planeheight[2] = FF_CEIL_RSHIFT(inlink->h, desc->log2_chroma_h);
s->planeheight[0] = s->planeheight[3] = inlink->h;
s->planewidth[1] = s->planewidth[2] = FF_CEIL_RSHIFT(inlink->w, desc->log2_chroma_w);
@@ -266,6 +268,8 @@ static void vectorscope(VectorscopeContext *s, AVFrame *in, AVFrame *out, int pd
const uint8_t *spx = src[px];
const uint8_t *spy = src[py];
const uint8_t *spd = src[pd];
const int hsub = s->hsub;
const int vsub = s->vsub;
uint8_t **dst = out->data;
uint8_t *dpx = dst[px];
uint8_t *dpy = dst[py];
@@ -361,13 +365,13 @@ static void vectorscope(VectorscopeContext *s, AVFrame *in, AVFrame *out, int pd
}
break;
case COLOR4:
for (i = 0; i < h; i++) {
const int iwx = i * slinesizex;
const int iwy = i * slinesizey;
for (i = 0; i < in->height; i++) {
const int iwx = (i >> vsub) * slinesizex;
const int iwy = (i >> vsub) * slinesizey;
const int iwd = i * slinesized;
for (j = 0; j < w; j++) {
const int x = spx[iwx + j];
const int y = spy[iwy + j];
for (j = 0; j < in->width; j++) {
const int x = spx[iwx + (j >> hsub)];
const int y = spy[iwy + (j >> hsub)];
const int pos = y * dlinesize + x;
dpd[pos] = FFMAX(spd[iwd + j], dpd[pos]);

6
tests/ref/fate/filter-vectorscope_color4
View File

@@ -1,4 +1,4 @@
#tb 0: 1/25
0, 0, 0, 1, 196608, 0xb6d22af1
0, 1, 1, 1, 196608, 0xd7c6f971
0, 2, 2, 1, 196608, 0xfe729faa
0, 0, 0, 1, 196608, 0x4d2e53c4
0, 1, 1, 1, 196608, 0x795e1dcc
0, 2, 2, 1, 196608, 0xe4268800