Re: [FFmpeg-devel] [PATCH 1/5] avradio/vissualize: support simple skiping of chars

[Michael Niedermayer]

On Sat, Jul 22, 2023 at 04:11:00PM +0200, Michael Niedermayer wrote:
> Signed-off-by: Michael Niedermayer 
> ---
>  libavradio/vissualize.c | 14 +-
>  1 file changed, 9 insertions(+), 5 deletions(-)

will apply patchset (to libavradio repository)

thx

[...]
-- 
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

No snowflake in an avalanche ever feels responsible. -- Voltaire


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[FFmpeg-devel] [PATCH 1/5] avradio/vissualize: support simple skiping of chars

[Michael Niedermayer]

Signed-off-by: Michael Niedermayer 
---
 libavradio/vissualize.c | 14 +-
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/libavradio/vissualize.c b/libavradio/vissualize.c
index a3dcf5801b..2d397546dc 100644
--- a/libavradio/vissualize.c
+++ b/libavradio/vissualize.c
@@ -81,8 +81,11 @@ static void draw_char(uint8_t *frame_buffer, ptrdiff_t 
stride, char ch, int x0,
 }
 }
 
-static void draw_string(uint8_t *frame_buffer, ptrdiff_t stride, char *str, 
int x0, int y0, int xd, int yd, int r, int g, int b, int w, int h)
+static void draw_string(uint8_t *frame_buffer, ptrdiff_t stride, char *str, 
int x0, int y0, int xd, int yd, int r, int g, int b, int w, int h, int skipx)
 {
+x0 += xd*9*skipx;
+y0 += yd*9*skipx;
+
 while(*str) {
 draw_char(frame_buffer, stride, *str++, x0, y0, xd, yd, r, g, b, w, h);
 x0 += xd*9;
@@ -206,6 +209,7 @@ int ff_sdr_vissualization(SDRContext *sdr, AVStream *st, 
AVPacket *pkt)
 int color = s->stream ? 64 : 32;
 int size = s->stream ? 181 : 128;
 int xd = size, yd = size;
+int pos;
 
 if (!s->in_station_list)
 continue;
@@ -217,14 +221,14 @@ int ff_sdr_vissualization(SDRContext *sdr, AVStream *st, 
AVPacket *pkt)
 }
 av_strlcatf(text, sizeof(text), "%f Mhz %d %d %d",
  f/100, (int)s->score, ff_sdr_histogram_score(s), 
s->timeout);
-draw_string(pkt->data, 4*w, text, xmid + 8*yd, 320*h2, xd, yd, 
color, color, color, w, h);
+draw_string(pkt->data, 4*w, text, xmid + 8*yd, 320*h2, xd, yd, 
color, color, color, w, h, 0);
 if (s->radiotext[0]) {
-draw_string(pkt->data, 4*w, s->radiotext, xmid + 8*yd, 320*h2 
+ 24*yd, xd, yd, color, color, color, w, h);
+draw_string(pkt->data, 4*w, s->radiotext, xmid + 8*yd, 320*h2 
+ 24*yd, xd, yd, color, color, color, w, h, 0);
 }
 if (s->title[0] || s->artist[0]) {
 int len = strlen(s->title) + 1;
-draw_string(pkt->data, 4*w, s->title , xmid + 8*yd, 320*h2 + 
2*24*yd, xd, yd, color, color*1.5, color, w, h);
-draw_string(pkt->data, 4*w, s->artist, xmid + 8*yd + 9*xd*len, 
320*h2 + 2*24*yd + 9*yd*len, xd, yd, color, color*2, color, w, h);
+draw_string(pkt->data, 4*w, s->title , xmid + 8*yd, 320*h2 + 
2*24*yd, xd, yd, color, color*1.5, color, w, h, 0);
+draw_string(pkt->data, 4*w, s->artist, xmid + 8*yd, 320*h2 + 
2*24*yd, xd, yd, color, color*2, color, w, h, len);
 }
 }
 }
-- 
2.31.1

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