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Mux: only allow adding frame/tiles at the end.

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Change-Id: I5d685628da8c8ac85144cee2e5808b30ec79fef9
This commit is contained in:
Urvang Joshi
2012-06-22 11:17:02 -07:00
parent 2c341b0eed
commit b494ad5096
6 changed files with 32 additions and 59 deletions
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4
examples/webpmux.c
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@ -797,7 +797,7 @@ static int Process(const WebPMuxConfig* config) {
WebPDataClear(&webpdata);
ERROR_GOTO1("ERROR: Could not parse frame properties.\n", Err2);
}
err = WebPMuxSetFrame(mux, 0, &webpdata, x_offset, y_offset,
err = WebPMuxPushFrame(mux, &webpdata, x_offset, y_offset,
duration, 1);
WebPDataClear(&webpdata);
if (err != WEBP_MUX_OK) {
@ -825,7 +825,7 @@ static int Process(const WebPMuxConfig* config) {
WebPDataClear(&webpdata);
ERROR_GOTO1("ERROR: Could not parse tile properties.\n", Err2);
}
err = WebPMuxSetTile(mux, 0, &webpdata, x_offset, y_offset, 1);
err = WebPMuxPushTile(mux, &webpdata, x_offset, y_offset, 1);
WebPDataClear(&webpdata);
if (err != WEBP_MUX_OK) {
ERROR_GOTO3("ERROR#%d: Could not add a tile at index %d.\n",