static void ClearParams(void) {
ClearPreviousPic();
WebPDataClear(&kParams.data);
WebPDemuxReleaseIterator(&kParams.frameiter);
WebPDemuxReleaseChunkIterator(&kParams.iccp);
WebPDemuxDelete(kParams.dmux);
kParams.dmux = NULL;
}
static int Decode(void) { // Fills kParams.curr_frame
const WebPIterator* const curr = &kParams.curr_frame;
WebPDecoderConfig* const config = &kParams.config;
WebPDecBuffer* const output_buffer = &config->output;
int ok = 0;
ClearPreviousPic();
output_buffer->colorspace = MODE_RGBA;
ok = (WebPDecode(curr->fragment.bytes, curr->fragment.size,
config) == VP8_STATUS_OK);
if (!ok) {
fprintf(stderr, "Decoding of frame #%d failed!\n", curr->frame_num);
} else {
kParams.pic = output_buffer;
if (kParams.use_color_profile) {
ok = ApplyColorProfile(&kParams.iccp.chunk, output_buffer);
if (!ok) {
fprintf(stderr, "Applying color profile to frame #%d failed!\n",
curr->frame_num);
}
}
}
return ok;
}