diff options
Diffstat (limited to 'src/3rdparty/libwebp/src/utils/rescaler.h')
-rw-r--r-- | src/3rdparty/libwebp/src/utils/rescaler.h | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/src/3rdparty/libwebp/src/utils/rescaler.h b/src/3rdparty/libwebp/src/utils/rescaler.h index 68e49ce..a6f3787 100644 --- a/src/3rdparty/libwebp/src/utils/rescaler.h +++ b/src/3rdparty/libwebp/src/utils/rescaler.h @@ -52,26 +52,24 @@ void WebPRescalerInit(WebPRescaler* const rescaler, int WebPRescaleNeededLines(const WebPRescaler* const rescaler, int max_num_lines); -// Import a row of data and save its contribution in the rescaler. -// 'channel' denotes the channel number to be imported. -void WebPRescalerImportRow(WebPRescaler* const rescaler, - const uint8_t* const src, int channel); - // Import multiple rows over all channels, until at least one row is ready to // be exported. Returns the actual number of lines that were imported. int WebPRescalerImport(WebPRescaler* const rescaler, int num_rows, const uint8_t* src, int src_stride); +// Import a row of data and save its contribution in the rescaler. +// 'channel' denotes the channel number to be imported. +extern void (*WebPRescalerImportRow)(WebPRescaler* const wrk, + const uint8_t* const src, int channel); +// Export one row (starting at x_out position) from rescaler. +extern void (*WebPRescalerExportRow)(WebPRescaler* const wrk, int x_out); + // Return true if there is pending output rows ready. static WEBP_INLINE int WebPRescalerHasPendingOutput(const WebPRescaler* const rescaler) { return (rescaler->y_accum <= 0); } -// Export one row from rescaler. Returns the pointer where output was written, -// or NULL if no row was pending. -uint8_t* WebPRescalerExportRow(WebPRescaler* const rescaler); - // Export as many rows as possible. Return the numbers of rows written. int WebPRescalerExport(WebPRescaler* const rescaler); |