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https://github.com/mpv-player/mpv
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Replace magic numbers (for subpixel accuracy masking) with a define.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@28835 b3059339-0415-0410-9bf9-f77b7e298cf2
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@ -45,6 +45,7 @@
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#define MAX_LINES 300
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#define BLUR_MAX_RADIUS 50.0
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#define ROUND(x) ((int) ((x) + .5))
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#define SUBPIXEL_MASK 56 // d6 bitmask for subpixel accuracy adjustment
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static int last_render_id = 0;
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@ -1964,12 +1965,12 @@ static int ass_render_event(ass_event_t* event, event_images_t* event_images)
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pen.y += delta.y * render_context.scale_y;
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}
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shift.x = pen.x & 56;
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shift.y = pen.y & 56;
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shift.x = pen.x & SUBPIXEL_MASK;
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shift.y = pen.y & SUBPIXEL_MASK;
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if (render_context.evt_type == EVENT_POSITIONED) {
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shift.x += double_to_d6(x2scr_pos(render_context.pos_x)) & 56;
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shift.y -= double_to_d6(y2scr_pos(render_context.pos_y)) & 56;
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shift.x += double_to_d6(x2scr_pos(render_context.pos_x)) & SUBPIXEL_MASK;
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shift.y -= double_to_d6(y2scr_pos(render_context.pos_y)) & SUBPIXEL_MASK;
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}
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ass_font_set_transform(render_context.font,
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