libass: 0.15.0

This commit is contained in:
Dylan Araps 2020-10-27 16:28:11 +02:00
parent d5e3cc2718
commit ed78591874
No known key found for this signature in database
GPG Key ID: 46D62DD9F1DE636E
6 changed files with 5 additions and 198 deletions

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@ -1,14 +1,8 @@
#!/bin/sh -e
patch -p1 < no-fribidi.patch
sed -i 's/as_fn_error.*fribidi/: 0 "/' configure
sed -i '/pkg_requires="fribidi >= .*/d' configure
./configure \
--prefix=/usr \
--enable-fontconfig \
--disable-harfbuzz
--enable-fontconfig
make
make DESTDIR="$1" install

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@ -1,2 +1 @@
881f2382af48aead75b7a0e02e65d88c5ebd369fe46bc77d9270a94aa8fd38a2 libass-0.14.0.tar.xz
d2fc965cb68a80a0cec563a74fc05bccacbe0cd3e3f987ee2e6a9bac417491ab no-fribidi.patch
9f09230c9a0aa68ef7aa6a9e2ab709ca957020f842e52c5b2e52b801a7d9e833

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@ -1,5 +1,6 @@
expat
fontconfig
freetype-harfbuzz
fribidi
nasm make
pkgconf make

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@ -1,186 +0,0 @@
diff --git a/libass/ass_shaper.c b/libass/ass_shaper.c
index 657885b..d8c77ff 100644
--- a/libass/ass_shaper.c
+++ b/libass/ass_shaper.c
@@ -44,9 +44,6 @@ struct ass_shaper {
// FriBidi log2vis
int n_glyphs;
- FriBidiChar *event_text;
- FriBidiCharType *ctypes;
- FriBidiLevel *emblevels;
FriBidiStrIndex *cmap;
FriBidiParType base_direction;
@@ -80,8 +77,7 @@ struct ass_shaper_font_data {
*/
void ass_shaper_info(ASS_Library *lib)
{
- ass_msg(lib, MSGL_INFO, "Shaper: FriBidi "
- FRIBIDI_VERSION " (SIMPLE)"
+ ass_msg(lib, MSGL_INFO, "Shaper:"
#ifdef CONFIG_HARFBUZZ
" HarfBuzz-ng %s (COMPLEX)", hb_version_string()
#endif
@@ -95,10 +91,7 @@ void ass_shaper_info(ASS_Library *lib)
static bool check_allocations(ASS_Shaper *shaper, size_t new_size)
{
if (new_size > shaper->n_glyphs) {
- if (!ASS_REALLOC_ARRAY(shaper->event_text, new_size) ||
- !ASS_REALLOC_ARRAY(shaper->ctypes, new_size) ||
- !ASS_REALLOC_ARRAY(shaper->emblevels, new_size) ||
- !ASS_REALLOC_ARRAY(shaper->cmap, new_size))
+ if (!ASS_REALLOC_ARRAY(shaper->cmap, new_size))
return false;
shaper->n_glyphs = new_size;
}
@@ -114,9 +107,6 @@ void ass_shaper_free(ASS_Shaper *shaper)
ass_cache_done(shaper->metrics_cache);
free(shaper->features);
#endif
- free(shaper->event_text);
- free(shaper->ctypes);
- free(shaper->emblevels);
free(shaper->cmap);
free(shaper);
}
@@ -688,33 +678,6 @@ void ass_shaper_determine_script(ASS_Shaper *shaper, GlyphInfo *glyphs,
}
#endif
-/**
- * \brief Shape event text with FriBidi. Does mirroring and simple
- * Arabic shaping.
- * \param len number of clusters
- */
-static void shape_fribidi(ASS_Shaper *shaper, GlyphInfo *glyphs, size_t len)
-{
- int i;
- FriBidiJoiningType *joins = calloc(sizeof(*joins), len);
-
- // shape on codepoint level
- fribidi_get_joining_types(shaper->event_text, len, joins);
- fribidi_join_arabic(shaper->ctypes, len, shaper->emblevels, joins);
- fribidi_shape(FRIBIDI_FLAGS_DEFAULT | FRIBIDI_FLAGS_ARABIC,
- shaper->emblevels, len, joins, shaper->event_text);
-
- // update indexes
- for (i = 0; i < len; i++) {
- GlyphInfo *info = glyphs + i;
- FT_Face face = info->font->faces[info->face_index];
- info->symbol = shaper->event_text[i];
- info->glyph_index = FT_Get_Char_Index(face, ass_font_index_magic(face, shaper->event_text[i]));
- }
-
- free(joins);
-}
-
/**
* \brief Toggle kerning for HarfBuzz shaping.
* \param shaper shaper instance
@@ -852,50 +815,7 @@ static void ass_shaper_skip_characters(TextInfo *text_info)
*/
int ass_shaper_shape(ASS_Shaper *shaper, TextInfo *text_info)
{
- int i, ret, last_break;
- FriBidiParType dir;
- GlyphInfo *glyphs = text_info->glyphs;
-
- if (!check_allocations(shaper, text_info->length))
- return -1;
-
- // Get bidi character types and embedding levels
- last_break = 0;
- for (i = 0; i < text_info->length; i++) {
- shaper->event_text[i] = glyphs[i].symbol;
- // embedding levels should be calculated paragraph by paragraph
- if (glyphs[i].symbol == '\n' || i == text_info->length - 1) {
- dir = shaper->base_direction;
- fribidi_get_bidi_types(shaper->event_text + last_break,
- i - last_break + 1, shaper->ctypes + last_break);
- ret = fribidi_get_par_embedding_levels(shaper->ctypes + last_break,
- i - last_break + 1, &dir, shaper->emblevels + last_break);
- if (ret == 0)
- return -1;
- last_break = i + 1;
- }
- }
-
- // add embedding levels to shape runs for final runs
- for (i = 0; i < text_info->length; i++) {
- glyphs[i].shape_run_id += shaper->emblevels[i];
- }
-
-#ifdef CONFIG_HARFBUZZ
- switch (shaper->shaping_level) {
- case ASS_SHAPING_SIMPLE:
- shape_fribidi(shaper, glyphs, text_info->length);
- ass_shaper_skip_characters(text_info);
- break;
- case ASS_SHAPING_COMPLEX:
- shape_harfbuzz(shaper, glyphs, text_info->length);
- break;
- }
-#else
- shape_fribidi(shaper, glyphs, text_info->length);
- ass_shaper_skip_characters(text_info);
-#endif
-
+ check_allocations(shaper, text_info->length);
return 0;
}
@@ -909,7 +829,6 @@ ASS_Shaper *ass_shaper_new(size_t prealloc)
if (!shaper)
return NULL;
- shaper->base_direction = FRIBIDI_PAR_ON;
if (!check_allocations(shaper, prealloc))
goto error;
@@ -962,19 +881,6 @@ FriBidiStrIndex *ass_shaper_reorder(ASS_Shaper *shaper, TextInfo *text_info)
for (i = 0; i < text_info->length; i++)
shaper->cmap[i] = i;
- // Create reorder map line-by-line
- for (i = 0; i < text_info->n_lines; i++) {
- LineInfo *line = text_info->lines + i;
- FriBidiParType dir = FRIBIDI_PAR_ON;
-
- ret = fribidi_reorder_line(0,
- shaper->ctypes + line->offset, line->len, 0, dir,
- shaper->emblevels + line->offset, NULL,
- shaper->cmap + line->offset);
- if (ret == 0)
- return NULL;
- }
-
return shaper->cmap;
}
@@ -987,10 +893,5 @@ FriBidiStrIndex *ass_shaper_reorder(ASS_Shaper *shaper, TextInfo *text_info)
*/
FriBidiParType resolve_base_direction(int enc)
{
- switch (enc) {
- case -1:
- return FRIBIDI_PAR_ON;
- default:
- return FRIBIDI_PAR_LTR;
- }
+ return 0;
}
diff --git a/libass/ass_shaper.h b/libass/ass_shaper.h
index f6404fe..69a7ea9 100644
--- a/libass/ass_shaper.h
+++ b/libass/ass_shaper.h
@@ -21,7 +21,8 @@
typedef struct ass_shaper ASS_Shaper;
-#include <fribidi.h>
+typedef int FriBidiParType;
+typedef int FriBidiStrIndex;
#include "ass_render.h"
void ass_shaper_info(ASS_Library *lib);

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@ -1,2 +1 @@
https://github.com/libass/libass/releases/download/0.14.0/libass-0.14.0.tar.xz
patches/no-fribidi.patch
https://github.com/libass/libass/releases/download/0.15.0/libass-0.15.0.tar.xz

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@ -1 +1 @@
0.14.0 1
0.15.0 1