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gif2webp: Remove the 'prev_to_prev_canvas' buffer.

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This was never used.

Change-Id: Icf50e658418b851af7b6c9c3f552cdfdfa68d6ae
This commit is contained in:
Urvang Joshi 2016-03-10 22:44:19 +00:00 committed by James Zern
parent 6d8c07d375
commit f80400843f
1 changed files with 1 additions and 6 deletions
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7
examples/gif2webp.c
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@ -98,7 +98,6 @@ int main(int argc, const char *argv[]) {
WebPPicture frame; // Frame rectangle only (not disposed). WebPPicture frame; // Frame rectangle only (not disposed).
WebPPicture curr_canvas; // Not disposed. WebPPicture curr_canvas; // Not disposed.
WebPPicture prev_canvas; // Disposed. WebPPicture prev_canvas; // Disposed.
WebPPicture prev_to_prev_canvas; // Disposed.
WebPAnimEncoder* enc = NULL; WebPAnimEncoder* enc = NULL;
WebPAnimEncoderOptions enc_options; WebPAnimEncoderOptions enc_options;
@ -124,8 +123,7 @@ int main(int argc, const char *argv[]) {
if (!WebPConfigInit(&config) || !WebPAnimEncoderOptionsInit(&enc_options) || if (!WebPConfigInit(&config) || !WebPAnimEncoderOptionsInit(&enc_options) ||
!WebPPictureInit(&frame) || !WebPPictureInit(&curr_canvas) || !WebPPictureInit(&frame) || !WebPPictureInit(&curr_canvas) ||
!WebPPictureInit(&prev_canvas) || !WebPPictureInit(&prev_canvas)) {
!WebPPictureInit(&prev_to_prev_canvas)) {
fprintf(stderr, "Error! Version mismatch!\n"); fprintf(stderr, "Error! Version mismatch!\n");
return -1; return -1;
} }
@ -305,7 +303,6 @@ int main(int argc, const char *argv[]) {
GIFClearPic(&frame, NULL); GIFClearPic(&frame, NULL);
WebPPictureCopy(&frame, &curr_canvas); WebPPictureCopy(&frame, &curr_canvas);
WebPPictureCopy(&frame, &prev_canvas); WebPPictureCopy(&frame, &prev_canvas);
WebPPictureCopy(&frame, &prev_to_prev_canvas);
// Background color. // Background color.
GIFGetBackgroundColor(gif->SColorMap, gif->SBackGroundColor, GIFGetBackgroundColor(gif->SColorMap, gif->SBackGroundColor,
@ -342,7 +339,6 @@ int main(int argc, const char *argv[]) {
} }
// Update canvases. // Update canvases.
GIFCopyPixels(&prev_canvas, &prev_to_prev_canvas);
GIFDisposeFrame(orig_dispose, &gif_rect, &prev_canvas, &curr_canvas); GIFDisposeFrame(orig_dispose, &gif_rect, &prev_canvas, &curr_canvas);
GIFCopyPixels(&curr_canvas, &prev_canvas); GIFCopyPixels(&curr_canvas, &prev_canvas);
@ -530,7 +526,6 @@ int main(int argc, const char *argv[]) {
WebPPictureFree(&frame); WebPPictureFree(&frame);
WebPPictureFree(&curr_canvas); WebPPictureFree(&curr_canvas);
WebPPictureFree(&prev_canvas); WebPPictureFree(&prev_canvas);
WebPPictureFree(&prev_to_prev_canvas);
WebPAnimEncoderDelete(enc); WebPAnimEncoderDelete(enc);
if (out != NULL && out_file != NULL) fclose(out); if (out != NULL && out_file != NULL) fclose(out);