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spark: cVideo::setAspectRatio()

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Origin commit data
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Branch: master
Commit: 7c84ddbc0f
Author: Stefan Seyfried <seife@tuxbox-git.slipkontur.de>
Date: 2012-02-12 (Sun, 12 Feb 2012)


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This commit was generated by Migit
This commit is contained in:
Stefan Seyfried
2012-02-12 10:37:21 +01:00
parent c300ce7018
commit 1cee1eeb74
1 changed files with 17 additions and 100 deletions
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117
libspark/video.cpp
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@@ -167,112 +167,29 @@ cVideo::~cVideo(void)
int cVideo::setAspectRatio(int aspect, int mode)
{
return 1;
#if 0
static int _mode = -1;
static int _aspect = -1;
vidDispSize_t dsize = VID_DISPSIZE_UNKNOWN;
vidDispMode_t dmode = VID_DISPMODE_NORM;
/* 1 = 4:3, 3 = 16:9, 4 = 2.21:1, 0 = unknown */
int v_ar = getAspectRatio();
static const char *a[] = { "n/a", "4:3", "14:9", "16:9" };
static const char *m[] = { "panscan", "letterbox", "bestfit", "nonlinear", "(unset)" };
int n;
lt_debug("%s: a:%d m:%d %s\n", __func__, aspect, mode, m[(mode < 0||mode > 3) ? 4 : mode]);
if (aspect != -1)
_aspect = aspect;
if (mode != -1)
_mode = mode;
lt_info("%s(%d, %d)_(%d, %d) v_ar %d\n", __FUNCTION__, aspect, mode, _aspect, _mode, v_ar);
/* values are hardcoded in neutrino_menue.cpp, "2" is 14:9 -> not used */
if (_aspect != -1)
if (aspect > 3 || aspect == 0)
lt_info("%s: invalid aspect: %d\n", __func__, aspect);
else if (aspect > 0) /* -1 == don't set */
{
switch(_aspect)
{
case 1:
dsize = VID_DISPSIZE_4x3;
scartvoltage = 12;
break;
case 3:
dsize = VID_DISPSIZE_16x9;
scartvoltage = 6;
break;
default:
break;
}
lt_debug("%s: /proc/stb/video/aspect -> %s\n", __func__, a[aspect]);
n = proc_put("/proc/stb/video/aspect", a[aspect], strlen(a[aspect]));
if (n < 0)
lt_info("%s: proc_put /proc/stb/video/aspect (%m)\n", __func__);
}
if (_mode != -1)
{
int zoom = 100 * 16 / 14; /* 16:9 vs 14:9 */
switch(_mode)
{
case DISPLAY_AR_MODE_NONE:
if (v_ar < 3)
dsize = VID_DISPSIZE_4x3;
else
dsize = VID_DISPSIZE_16x9;
break;
case DISPLAY_AR_MODE_LETTERBOX:
dmode = VID_DISPMODE_LETTERBOX;
break;
case DISPLAY_AR_MODE_PANSCAN:
zoom = 100 * 5 / 4;
case DISPLAY_AR_MODE_PANSCAN2:
if ((v_ar < 3 && _aspect == 3) || (v_ar >= 3 && _aspect == 1))
{
/* unfortunately, this partly reimplements the setZoom code... */
dsize = VID_DISPSIZE_UNKNOWN;
dmode = VID_DISPMODE_SCALE;
SCALEINFO s;
memset(&s, 0, sizeof(s));
if (v_ar < 3) { /* 4:3 */
s.src.hori_size = 720;
s.src.vert_size = 2 * 576 - 576 * zoom / 100;
s.des.hori_size = zoom * 720 * 3/4 / 100;
s.des.vert_size = 576;
} else {
s.src.hori_size = 2 * 720 - 720 * zoom / 100;
s.src.vert_size = 576;
s.des.hori_size = 720;
s.des.vert_size = zoom * 576 * 3/4 / 100;
}
s.des.vert_off = (576 - s.des.vert_size) / 2;
s.des.hori_off = (720 - s.des.hori_size) / 2;
lt_debug("PANSCAN2: %d%% src: %d:%d:%d:%d dst: %d:%d:%d:%d\n", zoom,
s.src.hori_off,s.src.vert_off,s.src.hori_size,s.src.vert_size,
s.des.hori_off,s.des.vert_off,s.des.hori_size,s.des.vert_size);
fop(ioctl, MPEG_VID_SCALE_ON);
fop(ioctl, MPEG_VID_SET_SCALE_POS, &s);
}
default:
break;
}
if (dmode != VID_DISPMODE_SCALE)
fop(ioctl, MPEG_VID_SCALE_OFF);
setCroppingMode(dmode);
}
const char *ds[] = { "4x3", "16x9", "2.21", "unknown" };
const char *d;
if (dsize >=0 && dsize < 4)
d = ds[dsize];
else
d = "invalid!";
lt_debug("%s dispsize(%d) (%s)\n", __FUNCTION__, dsize, d);
fop(ioctl, MPEG_VID_SET_DISPSIZE, dsize);
int avsfd = open("/dev/stb/tdsystem", O_RDONLY);
if (avsfd < 0)
{
perror("open tdsystem");
if (mode == -1)
return 0;
}
if (!noscart && scartvoltage > 0 && video_standby == 0)
{
lt_info("%s set SCART_PIN_8 to %dV\n", __FUNCTION__, scartvoltage);
if (ioctl(avsfd, IOC_AVS_SCART_PIN8_SET, scartvoltage) < 0)
perror("IOC_AVS_SCART_PIN8_SET");
}
close(avsfd);
lt_debug("%s: /proc/stb/video/policy -> %s\n", __func__, m[mode]);
n = proc_put("/proc/stb/video/policy", m[mode], strlen(m[mode]));
if (n < 0)
return 1;
return 0;
#endif
}
int cVideo::getAspectRatio(void)