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13890a46e6
These functions allow animated gifs and management of image files. Uses libnsgif to load animated gifs.
54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
/******************************************************************************
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Copyright (C) 2016 by Hugh Bailey <obs.jim@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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******************************************************************************/
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#pragma once
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#include "graphics.h"
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#include "libnsgif/libnsgif.h"
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struct gs_image_file {
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gs_texture_t *texture;
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enum gs_color_format format;
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uint32_t cx;
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uint32_t cy;
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bool is_animated_gif;
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bool frame_updated;
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bool loaded;
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gif_animation gif;
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uint8_t *gif_data;
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uint8_t **animation_frame_cache;
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uint8_t *animation_frame_data;
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uint64_t cur_time;
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int cur_frame;
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int cur_loop;
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int last_decoded_frame;
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uint8_t *texture_data;
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gif_bitmap_callback_vt bitmap_callbacks;
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};
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typedef struct gs_image_file gs_image_file_t;
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EXPORT void gs_image_file_init(gs_image_file_t *image, const char *file);
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EXPORT void gs_image_file_free(gs_image_file_t *image);
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EXPORT void gs_image_file_init_texture(gs_image_file_t *image);
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EXPORT bool gs_image_file_tick(gs_image_file_t *image,
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uint64_t elapsed_time_ns);
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EXPORT void gs_image_file_update_texture(gs_image_file_t *image);
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