Lines Matching refs:data
88 /* Read the information before the actual image data. This has been
544 png_error(png_ptr, "Invalid attempt to read row data");
546 /* Fill the row with IDAT data: */
547 png_ptr->row_buf[0]=255; /* to force error if no data was found */
625 /* Read one or more rows of image data. If the image is interlaced,
794 png_error(png_ptr, "Invalid attempt to read row data");
796 /* Fill the row with IDAT data: */
798 png_ptr->row_buf[0]=255; /* 255 to force error if no data was found */
1033 * still be pending IDAT data and an owned zstream. Deal with this here.
1083 * always read all the deflate data; specifically it cannot be relied
1243 png_free(png_ptr, png_ptr->unknown_chunk.data);
1244 png_ptr->unknown_chunk.data = NULL;
1311 * PNG file before the first IDAT (image data chunk).
1347 /* Strip alpha bytes from the input data without combining with
1380 * channels so the data will be available as RGBA quartets.
1421 /* Swap the RGBA or GA data to ARGB or AG (or BGRA to ABGR) */
1515 /* Encoding of PNG data (used by the color-map code) */
1523 * processing may be needed to convert the data to color-map indices.
1526 #define PNG_CMAP_GA 1 /* Process GA data to a color-map with alpha */
1527 #define PNG_CMAP_TRANS 2 /* Process GA data to a background index */
1528 #define PNG_CMAP_RGB 3 /* Process RGB data */
1529 #define PNG_CMAP_RGB_ALPHA 4 /* Process RGBA data */
1817 png_error(png_ptr, "read beyond end of data");
1866 /* Prepare the reader to ignore all recognized chunks whose data will not
1872 * Or image data handling:
1879 * At present the iCCP chunk data isn't used, so iCCP chunk can be ignored
1902 /* But do not ignore image data handling chunks */
2409 * libpng assumes that if no gamma information is present the data is in the
2430 /* Decide what to do based on the PNG color type of the input data. The
2513 * Use libpng to chop the data to 8 bits. Convert it to sRGB at the
2634 /* Alpha must be removed as the PNG data is processed when the
2900 * Consequently we always want libpng to produce sRGB data.
3115 /* The PNG data may have indices packed in fewer than 8 bits, it
3147 png_error(png_ptr, "bad data option (internal error)");
3207 /* Called when the libpng data must be transformed into the color-mapped
3263 /* Read read the libpng data into the temporary buffer. */
3268 * data is as required.
3276 /* The data is always in the PNG order */