remove support for the iTerm2 graphics protocol #2060
nick black
3 years ago
committed by
nick black
parent
0cd42fdde2
commit
91dfb487ad
@ -1,101 +0,0 @@
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// the iterm2 graphics protocol is based entirely around containerized formats
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// https://iterm2.com/documentation-images.html
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#include <stdio.h>
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#include "internal.h"
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#include "termdesc.h"
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#include "sprite.h"
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#include "fbuf.h"
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#include "png.h"
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// yank a cell out of the PNG by setting all of its alphas to 0. the alphas
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// will be preserved in the auxvec.
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int iterm_wipe(sprixel* s, int ycell, int xcell){
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(void)s; // FIXME
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(void)ycell;
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(void)xcell;
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return -1;
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}
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// build a cell of the PNG back up by copying auxvec alphas to it.
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int iterm_rebuild(sprixel* s, int ycell, int xcell, uint8_t* auxvec){
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(void)s; // FIXME
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(void)ycell;
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(void)xcell;
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(void)auxvec;
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return -1;
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}
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// spit out the control sequence and data.
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int iterm_draw(const tinfo* ti, const ncpile *p, sprixel* s, fbuf* f, int y, int x){
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(void)ti;
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if(p){
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if(goto_location(p->nc, f, y, x)){
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return -1;
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}
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}
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if(fbuf_putn(f, s->glyph.buf, s->glyph.used) < 0){
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return -1;
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}
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return s->glyph.used;
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}
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static int
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write_iterm_graphic(tament* tam, const void* data, int leny, int stride, int lenx, fbuf *f){
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if(fbuf_puts(f, "\e]1337;File=inline=1:") < 0){
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return -1;
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}
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if(write_png_b64(tam, data, leny, stride, lenx, f)){
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return -1;
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}
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if(fbuf_puts(f, "\x1b\\") < 0){
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return -1;
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}
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return 0;
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}
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// create an iterm2 control sequence complete with base64-encoded PNG.
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int iterm_blit(ncplane* n, int linesize, const void* data,
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int leny, int lenx, const blitterargs* bargs){
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int cols = bargs->u.pixel.spx->dimx;
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int rows = bargs->u.pixel.spx->dimy;
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sprixel* s = bargs->u.pixel.spx;
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tament* tam = NULL;
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bool reuse = false;
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// if we have a sprixel attached to this plane, see if we can reuse it
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// (we need the same dimensions) and thus immediately apply its T-A table.
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if(n->tam){
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if(n->leny == rows && n->lenx == cols){
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tam = n->tam;
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reuse = true;
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}
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}
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int parse_start = 0;
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if(!reuse){
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tam = malloc(sizeof(*tam) * rows * cols);
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if(tam == NULL){
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return -1;
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}
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memset(tam, 0, sizeof(*tam) * rows * cols);
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}
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if(fbuf_init(&s->glyph)){
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free(tam);
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return -1;
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}
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if(write_iterm_graphic(tam, data, leny, linesize, lenx, &s->glyph)){
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if(!reuse){
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free(tam);
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}
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fbuf_free(&s->glyph);
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return -1;
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}
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scrub_tam_boundaries(tam, leny, lenx, s->cellpxy, s->cellpxx);
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if(plane_blit_sixel(s, &s->glyph, leny, lenx, parse_start, tam) < 0){
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if(!reuse){
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free(tam);
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}
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fbuf_free(&s->glyph);
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return -1;
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}
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return 1;
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}
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