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-rw-r--r--libnsgif.c18
-rw-r--r--libnsgif.h1
2 files changed, 1 insertions, 18 deletions
diff --git a/libnsgif.c b/libnsgif.c
index 502844f..1580e5e 100644
--- a/libnsgif.c
+++ b/libnsgif.c
@@ -229,7 +229,6 @@ gif_result gif_initialise(struct gif_animation *gif, gif_bitmap_callback_vt *bit
gif->colour_table_size = (2 << (gif_data[4] & GIF_COLOUR_TABLE_SIZE_MASK));
gif->background_colour = gif_data[5];
gif->aspect_ratio = gif_data[6];
- gif->dirty_frame = GIF_INVALID_FRAME;
gif->loop_count = 1;
gif_data += 7;
@@ -726,20 +725,6 @@ gif_result gif_decode_frame(struct gif_animation *gif, unsigned int frame, gif_b
if ((!clear_image) && ((int)frame == gif->decoded_frame))
return GIF_OK;
- /* If the previous frame was dirty, remove it
- */
- if (!clear_image) {
- if (frame == 0)
- gif->dirty_frame = GIF_INVALID_FRAME;
- if (gif->decoded_frame == gif->dirty_frame) {
- clear_image = true;
- if (frame != 0)
- gif_decode_frame(gif, gif->dirty_frame, bitmap_callbacks);
- clear_image = false;
- }
- gif->dirty_frame = GIF_INVALID_FRAME;
- }
-
/* Get the start of our frame data and the end of the GIF data
*/
gif_data = gif->gif_data + gif->frames[frame].frame_pointer;
@@ -822,8 +807,7 @@ gif_result gif_decode_frame(struct gif_animation *gif, unsigned int frame, gif_b
colour_table = gif->local_colour_table;
if (!clear_image) {
for (index = 0; index < colour_table_size; index++) {
- char colour[] = {gif_data[0], gif_data[1],
- gif_data[2], (char)0xff};
+ char colour[] = {gif_data[0], gif_data[1], gif_data[2], (char)0xff};
colour_table[index] = *((int *) colour);
gif_data += 3;
}
diff --git a/libnsgif.h b/libnsgif.h
index 7c32d9f..b018c20 100644
--- a/libnsgif.h
+++ b/libnsgif.h
@@ -97,7 +97,6 @@ typedef struct gif_animation {
bool global_colours; /**< whether the GIF has a global colour table */
unsigned int *global_colour_table; /**< global colour table */
unsigned int *local_colour_table; /**< local colour table */
- int dirty_frame; /**< the current dirty frame, or -1 for none */
void *frame_image; /**< currently decoded image; stored as bitmap from bitmap_create callback */
gif_result current_error; /**< current error type, or 0 for none*/
} gif_animation;