From 4fd826df1f34b144b664f07c8091bc0a07d360b7 Mon Sep 17 00:00:00 2001 From: Gregor Schneider Date: Mon, 2 May 2011 20:13:40 +0000 Subject: [PATCH] [libjpeg] Update to version 8c See issue #6022 for more details. svn path=/trunk/; revision=51559 --- reactos/dll/3rdparty/libjpeg/change.log | 11 ++ reactos/dll/3rdparty/libjpeg/cjpeg.c | 27 +++- reactos/dll/3rdparty/libjpeg/jcmarker.c | 36 ++--- reactos/dll/3rdparty/libjpeg/jcmaster.c | 194 +++++++++++++----------- 4 files changed, 162 insertions(+), 106 deletions(-) diff --git a/reactos/dll/3rdparty/libjpeg/change.log b/reactos/dll/3rdparty/libjpeg/change.log index f99a867dbb8..94865b3f9ce 100644 --- a/reactos/dll/3rdparty/libjpeg/change.log +++ b/reactos/dll/3rdparty/libjpeg/change.log @@ -1,6 +1,17 @@ CHANGE LOG for Independent JPEG Group's JPEG software +Version 8c 16-Jan-2011 +----------------------- + +Add option to compression library and cjpeg (-block N) to use +different DCT block size. +All N from 1 to 16 are possible. Default is 8 (baseline format). +Larger values produce higher compression, +smaller values produce higher quality. +SmartScale capable decoder (introduced with IJG JPEG 8) required. + + Version 8b 16-May-2010 ----------------------- diff --git a/reactos/dll/3rdparty/libjpeg/cjpeg.c b/reactos/dll/3rdparty/libjpeg/cjpeg.c index b9d57eb5c86..40d25215d1c 100644 --- a/reactos/dll/3rdparty/libjpeg/cjpeg.c +++ b/reactos/dll/3rdparty/libjpeg/cjpeg.c @@ -2,7 +2,7 @@ * cjpeg.c * * Copyright (C) 1991-1998, Thomas G. Lane. - * Modified 2003-2008 by Guido Vollbeding. + * Modified 2003-2010 by Guido Vollbeding. * This file is part of the Independent JPEG Group's software. * For conditions of distribution and use, see the accompanying README file. * @@ -165,6 +165,9 @@ usage (void) fprintf(stderr, " -targa Input file is Targa format (usually not needed)\n"); #endif fprintf(stderr, "Switches for advanced users:\n"); +#ifdef DCT_SCALING_SUPPORTED + fprintf(stderr, " -block N DCT block size (1..16; default is 8)\n"); +#endif #ifdef DCT_ISLOW_SUPPORTED fprintf(stderr, " -dct int Use integer DCT method%s\n", (JDCT_DEFAULT == JDCT_ISLOW ? " (default)" : "")); @@ -254,10 +257,30 @@ parse_switches (j_compress_ptr cinfo, int argc, char **argv, exit(EXIT_FAILURE); #endif - } else if (keymatch(arg, "baseline", 1)) { + } else if (keymatch(arg, "baseline", 2)) { /* Force baseline-compatible output (8-bit quantizer values). */ force_baseline = TRUE; + } else if (keymatch(arg, "block", 2)) { + /* Set DCT block size. */ +#if defined(DCT_SCALING_SUPPORTED) && defined(JPEG_LIB_VERSION_MAJOR) && \ + (JPEG_LIB_VERSION_MAJOR > 8 || (JPEG_LIB_VERSION_MAJOR == 8 && \ + defined(JPEG_LIB_VERSION_MINOR) && JPEG_LIB_VERSION_MINOR >= 3)) + int val; + + if (++argn >= argc) /* advance to next argument */ + usage(); + if (sscanf(argv[argn], "%d", &val) != 1) + usage(); + if (val < 1 || val > 16) + usage(); + cinfo->block_size = val; +#else + fprintf(stderr, "%s: sorry, block size setting not supported\n", + progname); + exit(EXIT_FAILURE); +#endif + } else if (keymatch(arg, "dct", 2)) { /* Select DCT algorithm. */ if (++argn >= argc) /* advance to next argument */ diff --git a/reactos/dll/3rdparty/libjpeg/jcmarker.c b/reactos/dll/3rdparty/libjpeg/jcmarker.c index 2e289834245..606c19af397 100644 --- a/reactos/dll/3rdparty/libjpeg/jcmarker.c +++ b/reactos/dll/3rdparty/libjpeg/jcmarker.c @@ -2,7 +2,7 @@ * jcmarker.c * * Copyright (C) 1991-1998, Thomas G. Lane. - * Modified 2003-2009 by Guido Vollbeding. + * Modified 2003-2010 by Guido Vollbeding. * This file is part of the Independent JPEG Group's software. * For conditions of distribution and use, see the accompanying README file. * @@ -231,10 +231,10 @@ emit_dac (j_compress_ptr cinfo) char ac_in_use[NUM_ARITH_TBLS]; int length, i; jpeg_component_info *compptr; - + for (i = 0; i < NUM_ARITH_TBLS; i++) dc_in_use[i] = ac_in_use[i] = 0; - + for (i = 0; i < cinfo->comps_in_scan; i++) { compptr = cinfo->cur_comp_info[i]; /* DC needs no table for refinement scan */ @@ -244,23 +244,25 @@ emit_dac (j_compress_ptr cinfo) if (cinfo->Se) ac_in_use[compptr->ac_tbl_no] = 1; } - + length = 0; for (i = 0; i < NUM_ARITH_TBLS; i++) length += dc_in_use[i] + ac_in_use[i]; - - emit_marker(cinfo, M_DAC); - - emit_2bytes(cinfo, length*2 + 2); - - for (i = 0; i < NUM_ARITH_TBLS; i++) { - if (dc_in_use[i]) { - emit_byte(cinfo, i); - emit_byte(cinfo, cinfo->arith_dc_L[i] + (cinfo->arith_dc_U[i]<<4)); - } - if (ac_in_use[i]) { - emit_byte(cinfo, i + 0x10); - emit_byte(cinfo, cinfo->arith_ac_K[i]); + + if (length) { + emit_marker(cinfo, M_DAC); + + emit_2bytes(cinfo, length*2 + 2); + + for (i = 0; i < NUM_ARITH_TBLS; i++) { + if (dc_in_use[i]) { + emit_byte(cinfo, i); + emit_byte(cinfo, cinfo->arith_dc_L[i] + (cinfo->arith_dc_U[i]<<4)); + } + if (ac_in_use[i]) { + emit_byte(cinfo, i + 0x10); + emit_byte(cinfo, cinfo->arith_ac_K[i]); + } } } #endif /* C_ARITH_CODING_SUPPORTED */ diff --git a/reactos/dll/3rdparty/libjpeg/jcmaster.c b/reactos/dll/3rdparty/libjpeg/jcmaster.c index 660883f459a..caf80a53b38 100644 --- a/reactos/dll/3rdparty/libjpeg/jcmaster.c +++ b/reactos/dll/3rdparty/libjpeg/jcmaster.c @@ -2,7 +2,7 @@ * jcmaster.c * * Copyright (C) 1991-1997, Thomas G. Lane. - * Modified 2003-2010 by Guido Vollbeding. + * Modified 2003-2011 by Guido Vollbeding. * This file is part of the Independent JPEG Group's software. * For conditions of distribution and use, see the accompanying README file. * @@ -55,125 +55,140 @@ jpeg_calc_jpeg_dimensions (j_compress_ptr cinfo) { #ifdef DCT_SCALING_SUPPORTED + /* Sanity check on input image dimensions to prevent overflow in + * following calculation. + * We do check jpeg_width and jpeg_height in initial_setup below, + * but image_width and image_height can come from arbitrary data, + * and we need some space for multiplication by block_size. + */ + if (((long) cinfo->image_width >> 24) || ((long) cinfo->image_height >> 24)) + ERREXIT1(cinfo, JERR_IMAGE_TOO_BIG, (unsigned int) JPEG_MAX_DIMENSION); + /* Compute actual JPEG image dimensions and DCT scaling choices. */ - if (cinfo->scale_num >= cinfo->scale_denom * 8) { - /* Provide 8/1 scaling */ - cinfo->jpeg_width = cinfo->image_width << 3; - cinfo->jpeg_height = cinfo->image_height << 3; + if (cinfo->scale_num >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/1 scaling */ + cinfo->jpeg_width = cinfo->image_width * cinfo->block_size; + cinfo->jpeg_height = cinfo->image_height * cinfo->block_size; cinfo->min_DCT_h_scaled_size = 1; cinfo->min_DCT_v_scaled_size = 1; - } else if (cinfo->scale_num >= cinfo->scale_denom * 4) { - /* Provide 4/1 scaling */ - cinfo->jpeg_width = cinfo->image_width << 2; - cinfo->jpeg_height = cinfo->image_height << 2; + } else if (cinfo->scale_num * 2 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/2 scaling */ + cinfo->jpeg_width = (JDIMENSION) + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 2L); + cinfo->jpeg_height = (JDIMENSION) + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 2L); cinfo->min_DCT_h_scaled_size = 2; cinfo->min_DCT_v_scaled_size = 2; - } else if (cinfo->scale_num * 3 >= cinfo->scale_denom * 8) { - /* Provide 8/3 scaling */ - cinfo->jpeg_width = (cinfo->image_width << 1) + (JDIMENSION) - jdiv_round_up((long) cinfo->image_width * 2, 3L); - cinfo->jpeg_height = (cinfo->image_height << 1) + (JDIMENSION) - jdiv_round_up((long) cinfo->image_height * 2, 3L); + } else if (cinfo->scale_num * 3 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/3 scaling */ + cinfo->jpeg_width = (JDIMENSION) + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 3L); + cinfo->jpeg_height = (JDIMENSION) + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 3L); cinfo->min_DCT_h_scaled_size = 3; cinfo->min_DCT_v_scaled_size = 3; - } else if (cinfo->scale_num >= cinfo->scale_denom * 2) { - /* Provide 2/1 scaling */ - cinfo->jpeg_width = cinfo->image_width << 1; - cinfo->jpeg_height = cinfo->image_height << 1; + } else if (cinfo->scale_num * 4 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/4 scaling */ + cinfo->jpeg_width = (JDIMENSION) + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 4L); + cinfo->jpeg_height = (JDIMENSION) + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 4L); cinfo->min_DCT_h_scaled_size = 4; cinfo->min_DCT_v_scaled_size = 4; - } else if (cinfo->scale_num * 5 >= cinfo->scale_denom * 8) { - /* Provide 8/5 scaling */ - cinfo->jpeg_width = cinfo->image_width + (JDIMENSION) - jdiv_round_up((long) cinfo->image_width * 3, 5L); - cinfo->jpeg_height = cinfo->image_height + (JDIMENSION) - jdiv_round_up((long) cinfo->image_height * 3, 5L); + } else if (cinfo->scale_num * 5 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/5 scaling */ + cinfo->jpeg_width = (JDIMENSION) + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 5L); + cinfo->jpeg_height = (JDIMENSION) + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 5L); cinfo->min_DCT_h_scaled_size = 5; cinfo->min_DCT_v_scaled_size = 5; - } else if (cinfo->scale_num * 3 >= cinfo->scale_denom * 4) { - /* Provide 4/3 scaling */ - cinfo->jpeg_width = cinfo->image_width + (JDIMENSION) - jdiv_round_up((long) cinfo->image_width, 3L); - cinfo->jpeg_height = cinfo->image_height + (JDIMENSION) - jdiv_round_up((long) cinfo->image_height, 3L); + } else if (cinfo->scale_num * 6 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/6 scaling */ + cinfo->jpeg_width = (JDIMENSION) + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 6L); + cinfo->jpeg_height = (JDIMENSION) + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 6L); cinfo->min_DCT_h_scaled_size = 6; cinfo->min_DCT_v_scaled_size = 6; - } else if (cinfo->scale_num * 7 >= cinfo->scale_denom * 8) { - /* Provide 8/7 scaling */ - cinfo->jpeg_width = cinfo->image_width + (JDIMENSION) - jdiv_round_up((long) cinfo->image_width, 7L); - cinfo->jpeg_height = cinfo->image_height + (JDIMENSION) - jdiv_round_up((long) cinfo->image_height, 7L); + } else if (cinfo->scale_num * 7 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/7 scaling */ + cinfo->jpeg_width = (JDIMENSION) + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 7L); + cinfo->jpeg_height = (JDIMENSION) + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 7L); cinfo->min_DCT_h_scaled_size = 7; cinfo->min_DCT_v_scaled_size = 7; - } else if (cinfo->scale_num >= cinfo->scale_denom) { - /* Provide 1/1 scaling */ - cinfo->jpeg_width = cinfo->image_width; - cinfo->jpeg_height = cinfo->image_height; + } else if (cinfo->scale_num * 8 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/8 scaling */ + cinfo->jpeg_width = (JDIMENSION) + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 8L); + cinfo->jpeg_height = (JDIMENSION) + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 8L); cinfo->min_DCT_h_scaled_size = 8; cinfo->min_DCT_v_scaled_size = 8; - } else if (cinfo->scale_num * 9 >= cinfo->scale_denom * 8) { - /* Provide 8/9 scaling */ + } else if (cinfo->scale_num * 9 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/9 scaling */ cinfo->jpeg_width = (JDIMENSION) - jdiv_round_up((long) cinfo->image_width * 8, 9L); + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 9L); cinfo->jpeg_height = (JDIMENSION) - jdiv_round_up((long) cinfo->image_height * 8, 9L); + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 9L); cinfo->min_DCT_h_scaled_size = 9; cinfo->min_DCT_v_scaled_size = 9; - } else if (cinfo->scale_num * 5 >= cinfo->scale_denom * 4) { - /* Provide 4/5 scaling */ + } else if (cinfo->scale_num * 10 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/10 scaling */ cinfo->jpeg_width = (JDIMENSION) - jdiv_round_up((long) cinfo->image_width * 4, 5L); + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 10L); cinfo->jpeg_height = (JDIMENSION) - jdiv_round_up((long) cinfo->image_height * 4, 5L); + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 10L); cinfo->min_DCT_h_scaled_size = 10; cinfo->min_DCT_v_scaled_size = 10; - } else if (cinfo->scale_num * 11 >= cinfo->scale_denom * 8) { - /* Provide 8/11 scaling */ + } else if (cinfo->scale_num * 11 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/11 scaling */ cinfo->jpeg_width = (JDIMENSION) - jdiv_round_up((long) cinfo->image_width * 8, 11L); + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 11L); cinfo->jpeg_height = (JDIMENSION) - jdiv_round_up((long) cinfo->image_height * 8, 11L); + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 11L); cinfo->min_DCT_h_scaled_size = 11; cinfo->min_DCT_v_scaled_size = 11; - } else if (cinfo->scale_num * 3 >= cinfo->scale_denom * 2) { - /* Provide 2/3 scaling */ + } else if (cinfo->scale_num * 12 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/12 scaling */ cinfo->jpeg_width = (JDIMENSION) - jdiv_round_up((long) cinfo->image_width * 2, 3L); + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 12L); cinfo->jpeg_height = (JDIMENSION) - jdiv_round_up((long) cinfo->image_height * 2, 3L); + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 12L); cinfo->min_DCT_h_scaled_size = 12; cinfo->min_DCT_v_scaled_size = 12; - } else if (cinfo->scale_num * 13 >= cinfo->scale_denom * 8) { - /* Provide 8/13 scaling */ + } else if (cinfo->scale_num * 13 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/13 scaling */ cinfo->jpeg_width = (JDIMENSION) - jdiv_round_up((long) cinfo->image_width * 8, 13L); + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 13L); cinfo->jpeg_height = (JDIMENSION) - jdiv_round_up((long) cinfo->image_height * 8, 13L); + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 13L); cinfo->min_DCT_h_scaled_size = 13; cinfo->min_DCT_v_scaled_size = 13; - } else if (cinfo->scale_num * 7 >= cinfo->scale_denom * 4) { - /* Provide 4/7 scaling */ + } else if (cinfo->scale_num * 14 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/14 scaling */ cinfo->jpeg_width = (JDIMENSION) - jdiv_round_up((long) cinfo->image_width * 4, 7L); + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 14L); cinfo->jpeg_height = (JDIMENSION) - jdiv_round_up((long) cinfo->image_height * 4, 7L); + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 14L); cinfo->min_DCT_h_scaled_size = 14; cinfo->min_DCT_v_scaled_size = 14; - } else if (cinfo->scale_num * 15 >= cinfo->scale_denom * 8) { - /* Provide 8/15 scaling */ + } else if (cinfo->scale_num * 15 >= cinfo->scale_denom * cinfo->block_size) { + /* Provide block_size/15 scaling */ cinfo->jpeg_width = (JDIMENSION) - jdiv_round_up((long) cinfo->image_width * 8, 15L); + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 15L); cinfo->jpeg_height = (JDIMENSION) - jdiv_round_up((long) cinfo->image_height * 8, 15L); + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 15L); cinfo->min_DCT_h_scaled_size = 15; cinfo->min_DCT_v_scaled_size = 15; } else { - /* Provide 1/2 scaling */ + /* Provide block_size/16 scaling */ cinfo->jpeg_width = (JDIMENSION) - jdiv_round_up((long) cinfo->image_width, 2L); + jdiv_round_up((long) cinfo->image_width * cinfo->block_size, 16L); cinfo->jpeg_height = (JDIMENSION) - jdiv_round_up((long) cinfo->image_height, 2L); + jdiv_round_up((long) cinfo->image_height * cinfo->block_size, 16L); cinfo->min_DCT_h_scaled_size = 16; cinfo->min_DCT_v_scaled_size = 16; } @@ -193,25 +208,11 @@ jpeg_calc_jpeg_dimensions (j_compress_ptr cinfo) LOCAL(void) jpeg_calc_trans_dimensions (j_compress_ptr cinfo) { - if (cinfo->min_DCT_h_scaled_size < 1 || cinfo->min_DCT_h_scaled_size > 16 - || cinfo->min_DCT_h_scaled_size != cinfo->min_DCT_v_scaled_size) + if (cinfo->min_DCT_h_scaled_size != cinfo->min_DCT_v_scaled_size) ERREXIT2(cinfo, JERR_BAD_DCTSIZE, cinfo->min_DCT_h_scaled_size, cinfo->min_DCT_v_scaled_size); cinfo->block_size = cinfo->min_DCT_h_scaled_size; - - switch (cinfo->block_size) { - case 2: cinfo->natural_order = jpeg_natural_order2; break; - case 3: cinfo->natural_order = jpeg_natural_order3; break; - case 4: cinfo->natural_order = jpeg_natural_order4; break; - case 5: cinfo->natural_order = jpeg_natural_order5; break; - case 6: cinfo->natural_order = jpeg_natural_order6; break; - case 7: cinfo->natural_order = jpeg_natural_order7; break; - default: cinfo->natural_order = jpeg_natural_order; break; - } - - cinfo->lim_Se = cinfo->block_size < DCTSIZE ? - cinfo->block_size * cinfo->block_size - 1 : DCTSIZE2-1; } @@ -229,6 +230,25 @@ initial_setup (j_compress_ptr cinfo, boolean transcode_only) else jpeg_calc_jpeg_dimensions(cinfo); + /* Sanity check on block_size */ + if (cinfo->block_size < 1 || cinfo->block_size > 16) + ERREXIT2(cinfo, JERR_BAD_DCTSIZE, cinfo->block_size, cinfo->block_size); + + /* Derive natural_order from block_size */ + switch (cinfo->block_size) { + case 2: cinfo->natural_order = jpeg_natural_order2; break; + case 3: cinfo->natural_order = jpeg_natural_order3; break; + case 4: cinfo->natural_order = jpeg_natural_order4; break; + case 5: cinfo->natural_order = jpeg_natural_order5; break; + case 6: cinfo->natural_order = jpeg_natural_order6; break; + case 7: cinfo->natural_order = jpeg_natural_order7; break; + default: cinfo->natural_order = jpeg_natural_order; break; + } + + /* Derive lim_Se from block_size */ + cinfo->lim_Se = cinfo->block_size < DCTSIZE ? + cinfo->block_size * cinfo->block_size - 1 : DCTSIZE2-1; + /* Sanity check on image dimensions */ if (cinfo->jpeg_height <= 0 || cinfo->jpeg_width <= 0 || cinfo->num_components <= 0 || cinfo->input_components <= 0)