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vo_sixel: Add option to skip clear while drawing

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This commit is contained in:
Mia Herkt 2022-12-17 06:07:28 +01:00 committed by mia
parent f1957ce911
commit 68ae603e75
2 changed files with 15 additions and 7 deletions
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3
DOCS/man/vo.rst
View File

@ -433,6 +433,9 @@ Available video output drivers are:
to take into account padding at the report - this only works correctly
when the overall padding per axis is smaller than the number of cells.
``--vo-sixel-draw-clear=<yes|no>`` (default: yes)
 Whether or not to clear the terminal while drawing frames.
``--vo-sixel-exit-clear=<yes|no>`` (default: yes)
Whether or not to clear the terminal on quit. When set to no - the last
sixel image stays on screen after quit, with the cursor following it.

19
video/out/vo_sixel.c
View File

@ -59,7 +59,8 @@ struct priv {
int opt_pad_x;
int opt_rows;
int opt_cols;
int opt_clear;
int opt_draw_clear;
int opt_exit_clear;
// Internal data
sixel_output_t *output;
@ -332,7 +333,8 @@ static int reconfig(struct vo *vo, struct mp_image_params *params)
ret = update_sixel_swscaler(vo, params);
}
printf(TERM_ESC_CLEAR_SCREEN);
if (priv->opt_draw_clear)
printf(TERM_ESC_CLEAR_SCREEN);
vo->want_redraw = true;
return ret;
@ -361,7 +363,8 @@ static void draw_frame(struct vo *vo, struct vo_frame *frame)
// with a failed reconfig.
update_sixel_swscaler(vo, vo->params);
printf(TERM_ESC_CLEAR_SCREEN);
if (priv->opt_draw_clear)
printf(TERM_ESC_CLEAR_SCREEN);
resized = true;
}
@ -464,7 +467,7 @@ static int preinit(struct vo *vo)
sixel_output_set_encode_policy(priv->output, SIXEL_ENCODEPOLICY_FAST);
if (priv->opt_clear)
if (priv->opt_exit_clear)
printf(TERM_ESC_SAVE_SCREEN);
printf(TERM_ESC_HIDE_CURSOR);
@ -507,7 +510,7 @@ static void uninit(struct vo *vo)
printf(TERM_ESC_RESTORE_CURSOR);
if (priv->opt_clear)
if (priv->opt_exit_clear)
printf(TERM_ESC_RESTORE_SCREEN);
fflush(stdout);
@ -545,7 +548,8 @@ const struct vo_driver video_out_sixel = {
.opt_pad_x = -1,
.opt_rows = 0,
.opt_cols = 0,
.opt_clear = 1,
.opt_draw_clear = 1,
.opt_exit_clear = 1,
},
.options = (const m_option_t[]) {
{"dither", OPT_CHOICE(opt_diffuse,
@ -569,7 +573,8 @@ const struct vo_driver video_out_sixel = {
{"pad-x", OPT_INT(opt_pad_x)},
{"rows", OPT_INT(opt_rows)},
{"cols", OPT_INT(opt_cols)},
{"exit-clear", OPT_FLAG(opt_clear), },
{"draw-clear", OPT_FLAG(opt_draw_clear), },
{"exit-clear", OPT_FLAG(opt_exit_clear), },
{0}
},
.options_prefix = "vo-sixel",