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avfilter/tinterlace: use drawutils for pad mode

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Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Thomas Mundt <tmundt75@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
Thomas Mundt 2017-09-18 23:57:17 +02:00 committed by James Almer
parent 01911b9b3c
commit 58ca446672
2 changed files with 10 additions and 9 deletions
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3
libavfilter/tinterlace.h
View File

@ -28,6 +28,7 @@
#define AVFILTER_TINTERLACE_H
#include "libavutil/opt.h"
#include "drawutils.h"
#include "avfilter.h"
#define TINTERLACE_FLAG_VLPF 01
@ -57,6 +58,8 @@ typedef struct TInterlaceContext {
AVFrame *next;
uint8_t *black_data[4]; ///< buffer used to fill padded lines
int black_linesize[4];
FFDrawContext draw;
FFDrawColor color;
void (*lowpass_line)(uint8_t *dstp, ptrdiff_t width, const uint8_t *srcp,
ptrdiff_t mref, ptrdiff_t pref);
} TInterlaceContext;

16
libavfilter/vf_tinterlace.c
View File

@ -156,21 +156,19 @@ static int config_out_props(AVFilterLink *outlink)
av_make_q(2, 1));
if (tinterlace->mode == MODE_PAD) {
uint8_t black[4] = { 16, 128, 128, 16 };
int i, ret;
uint8_t black[4] = { 0, 0, 0, 16 };
int ret;
ff_draw_init(&tinterlace->draw, outlink->format, 0);
ff_draw_color(&tinterlace->draw, &tinterlace->color, black);
if (ff_fmt_is_in(outlink->format, full_scale_yuvj_pix_fmts))
black[0] = black[3] = 0;
tinterlace->color.comp[0].u8[0] = 0;
ret = av_image_alloc(tinterlace->black_data, tinterlace->black_linesize,
outlink->w, outlink->h, outlink->format, 16);
if (ret < 0)
return ret;
/* fill black picture with black */
for (i = 0; i < 4 && tinterlace->black_data[i]; i++) {
int h = i == 1 || i == 2 ? AV_CEIL_RSHIFT(outlink->h, desc->log2_chroma_h) : outlink->h;
memset(tinterlace->black_data[i], black[i],
tinterlace->black_linesize[i] * h);
}
ff_fill_rectangle(&tinterlace->draw, &tinterlace->color, tinterlace->black_data,
tinterlace->black_linesize, 0, 0, outlink->w, outlink->h);
}
if (tinterlace->flags & (TINTERLACE_FLAG_VLPF | TINTERLACE_FLAG_CVLPF)
&& !(tinterlace->mode == MODE_INTERLEAVE_TOP