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1 #if !defined(_FX_JPEG_TURBO_) | |
2 /* | 1 /* |
3 * jdsample.c | 2 * jdsample.c |
4 * | 3 * |
5 * Copyright (C) 1991-1996, Thomas G. Lane. | 4 * Copyright (C) 1991-1996, Thomas G. Lane. |
6 * This file is part of the Independent JPEG Group's software. | 5 * This file is part of the Independent JPEG Group's software. |
7 * For conditions of distribution and use, see the accompanying README file. | 6 * For conditions of distribution and use, see the accompanying README file. |
8 * | 7 * |
9 * This file contains upsampling routines. | 8 * This file contains upsampling routines. |
10 * | 9 * |
11 * Upsampling input data is counted in "row groups". A row group | 10 * Upsampling input data is counted in "row groups". A row group |
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470 ERREXIT(cinfo, JERR_FRACT_SAMPLE_NOTIMPL); | 469 ERREXIT(cinfo, JERR_FRACT_SAMPLE_NOTIMPL); |
471 if (need_buffer) { | 470 if (need_buffer) { |
472 upsample->color_buf[ci] = (*cinfo->mem->alloc_sarray) | 471 upsample->color_buf[ci] = (*cinfo->mem->alloc_sarray) |
473 ((j_common_ptr) cinfo, JPOOL_IMAGE, | 472 ((j_common_ptr) cinfo, JPOOL_IMAGE, |
474 (JDIMENSION) jround_up((long) cinfo->output_width, | 473 (JDIMENSION) jround_up((long) cinfo->output_width, |
475 (long) cinfo->max_h_samp_factor), | 474 (long) cinfo->max_h_samp_factor), |
476 (JDIMENSION) cinfo->max_v_samp_factor); | 475 (JDIMENSION) cinfo->max_v_samp_factor); |
477 } | 476 } |
478 } | 477 } |
479 } | 478 } |
480 | |
481 #endif //_FX_JPEG_TURBO_ | |
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