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Code cleanup
* match param names Change-Id: Ib75197a3c6bcc735049c6724dce6c240684108ae
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@@ -107,31 +107,34 @@ int WebPRescalerGetScaledDimensions(int src_width, int src_height,
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//------------------------------------------------------------------------------
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// all-in-one calls
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int WebPRescaleNeededLines(const WebPRescaler* const wrk, int max_num_lines) {
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const int num_lines = (wrk->y_accum + wrk->y_sub - 1) / wrk->y_sub;
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int WebPRescaleNeededLines(const WebPRescaler* const rescaler,
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int max_num_lines) {
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const int num_lines =
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(rescaler->y_accum + rescaler->y_sub - 1) / rescaler->y_sub;
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return (num_lines > max_num_lines) ? max_num_lines : num_lines;
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}
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int WebPRescalerImport(WebPRescaler* const wrk, int num_lines,
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int WebPRescalerImport(WebPRescaler* const rescaler, int num_lines,
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const uint8_t* src, int src_stride) {
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int total_imported = 0;
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while (total_imported < num_lines && !WebPRescalerHasPendingOutput(wrk)) {
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if (wrk->y_expand) {
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rescaler_t* const tmp = wrk->irow;
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wrk->irow = wrk->frow;
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wrk->frow = tmp;
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while (total_imported < num_lines &&
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!WebPRescalerHasPendingOutput(rescaler)) {
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if (rescaler->y_expand) {
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rescaler_t* const tmp = rescaler->irow;
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rescaler->irow = rescaler->frow;
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rescaler->frow = tmp;
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}
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WebPRescalerImportRow(wrk, src);
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if (!wrk->y_expand) { // Accumulate the contribution of the new row.
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WebPRescalerImportRow(rescaler, src);
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if (!rescaler->y_expand) { // Accumulate the contribution of the new row.
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int x;
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for (x = 0; x < wrk->num_channels * wrk->dst_width; ++x) {
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wrk->irow[x] += wrk->frow[x];
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for (x = 0; x < rescaler->num_channels * rescaler->dst_width; ++x) {
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rescaler->irow[x] += rescaler->frow[x];
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}
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}
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++wrk->src_y;
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++rescaler->src_y;
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src += src_stride;
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++total_imported;
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wrk->y_accum -= wrk->y_sub;
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rescaler->y_accum -= rescaler->y_sub;
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}
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return total_imported;
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}
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