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author | paulberg <paulberg> | 2006-02-25 22:08:39 +0000 |
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committer | paulberg <paulberg> | 2006-02-25 22:08:39 +0000 |
commit | fc35039e97ae63e9542404f512fa126055ee4c67 (patch) | |
tree | 9daf55e88bd7f1ad4b789bde75e5d007f2ef8f0d /jdinput.c | |
parent | 06ad12d8dad0b13befb85b44f7e10a5bb1408f44 (diff) | |
download | libjpeg-fc35039e97ae63e9542404f512fa126055ee4c67.tar.gz |
Initial commit of Vollbeding changes
Diffstat (limited to 'jdinput.c')
-rw-r--r-- | jdinput.c | 10 |
1 files changed, 6 insertions, 4 deletions
@@ -74,12 +74,14 @@ initial_setup (j_decompress_ptr cinfo) * In the full decompressor, this will be overridden by jdmaster.c; * but in the transcoder, jdmaster.c is not used, so we must do it here. */ - cinfo->min_DCT_scaled_size = DCTSIZE; + cinfo->min_DCT_h_scaled_size = DCTSIZE; + cinfo->min_DCT_v_scaled_size = DCTSIZE; /* Compute dimensions of components */ for (ci = 0, compptr = cinfo->comp_info; ci < cinfo->num_components; ci++, compptr++) { - compptr->DCT_scaled_size = DCTSIZE; + compptr->DCT_h_scaled_size = DCTSIZE; + compptr->DCT_v_scaled_size = DCTSIZE; /* Size in DCT blocks */ compptr->width_in_blocks = (JDIMENSION) jdiv_round_up((long) cinfo->image_width * (long) compptr->h_samp_factor, @@ -138,7 +140,7 @@ per_scan_setup (j_decompress_ptr cinfo) compptr->MCU_width = 1; compptr->MCU_height = 1; compptr->MCU_blocks = 1; - compptr->MCU_sample_width = compptr->DCT_scaled_size; + compptr->MCU_sample_width = compptr->DCT_h_scaled_size; compptr->last_col_width = 1; /* For noninterleaved scans, it is convenient to define last_row_height * as the number of block rows present in the last iMCU row. @@ -174,7 +176,7 @@ per_scan_setup (j_decompress_ptr cinfo) compptr->MCU_width = compptr->h_samp_factor; compptr->MCU_height = compptr->v_samp_factor; compptr->MCU_blocks = compptr->MCU_width * compptr->MCU_height; - compptr->MCU_sample_width = compptr->MCU_width * compptr->DCT_scaled_size; + compptr->MCU_sample_width = compptr->MCU_width * compptr->DCT_h_scaled_size; /* Figure number of non-dummy blocks in last MCU column & row */ tmp = (int) (compptr->width_in_blocks % compptr->MCU_width); if (tmp == 0) tmp = compptr->MCU_width; |