diff options
| author | Rodger Combs <rodger.combs@gmail.com> | 2016-06-23 23:39:06 -0500 |
|---|---|---|
| committer | Grigori Goronzy <greg@chown.ath.cx> | 2016-09-24 20:48:19 +0200 |
| commit | 25486d7b3dfe7226553a2af74e15db4005a6a201 (patch) | |
| tree | f7c22990f539c7b1cea4424b4132b3282dcc10c2 /libass/ass_render.c | |
| parent | 8465a0c6c38301246695ad8e83baee57847f33db (diff) | |
| download | libass-25486d7b3dfe7226553a2af74e15db4005a6a201.tar.bz2 libass-25486d7b3dfe7226553a2af74e15db4005a6a201.tar.xz | |
bitmap: use calloc instead of malloc/memset
This can improve perf somewhat with large bitmaps
Diffstat (limited to 'libass/ass_render.c')
| -rw-r--r-- | libass/ass_render.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/libass/ass_render.c b/libass/ass_render.c index 9bbaaa32..8790408d 100644 --- a/libass/ass_render.c +++ b/libass/ass_render.c @@ -558,7 +558,7 @@ static void blend_vector_clip(ASS_Renderer *render_priv, } // Allocate new buffer and add to free list - nbuffer = ass_aligned_alloc(32, as * ah); + nbuffer = ass_aligned_alloc(32, as * ah, false); if (!nbuffer) break; @@ -578,7 +578,7 @@ static void blend_vector_clip(ASS_Renderer *render_priv, // Allocate new buffer and add to free list unsigned align = (w >= 16) ? 16 : ((w >= 8) ? 8 : 1); unsigned ns = ass_align(align, w); - nbuffer = ass_aligned_alloc(align, ns * h); + nbuffer = ass_aligned_alloc(align, ns * h, false); if (!nbuffer) break; @@ -2302,7 +2302,7 @@ static void render_and_combine_glyphs(ASS_Renderer *render_priv, } else if (info->n_bm) { info->bm = alloc_bitmap(render_priv->engine, info->rect.x_max - info->rect.x_min + 2 * bord, - info->rect.y_max - info->rect.y_min + 2 * bord); + info->rect.y_max - info->rect.y_min + 2 * bord, true); Bitmap *dst = info->bm; if (dst) { dst->left = info->rect.x_min - info->x - bord; @@ -2336,7 +2336,8 @@ static void render_and_combine_glyphs(ASS_Renderer *render_priv, } else if (info->n_bm_o) { info->bm_o = alloc_bitmap(render_priv->engine, info->rect_o.x_max - info->rect_o.x_min + 2 * bord, - info->rect_o.y_max - info->rect_o.y_min + 2 * bord); + info->rect_o.y_max - info->rect_o.y_min + 2 * bord, + true); Bitmap *dst = info->bm_o; if (dst) { dst->left = info->rect_o.x_min - info->x - bord; @@ -2378,7 +2379,7 @@ static void render_and_combine_glyphs(ASS_Renderer *render_priv, static void add_background(ASS_Renderer *render_priv, EventImages *event_images) { - void *nbuffer = ass_aligned_alloc(1, event_images->width * event_images->height); + void *nbuffer = ass_aligned_alloc(1, event_images->width * event_images->height, false); if (!nbuffer) return; memset(nbuffer, 0xFF, event_images->width * event_images->height); |