diff options
Diffstat (limited to 'libhb')
| -rw-r--r-- | libhb/common.h | 3 | ||||
| -rw-r--r-- | libhb/param.c | 226 |
2 files changed, 229 insertions, 0 deletions
diff --git a/libhb/common.h b/libhb/common.h index 275761803..c3bbc2c21 100644 --- a/libhb/common.h +++ b/libhb/common.h @@ -1210,6 +1210,7 @@ enum // Filters that must operate on the original source image are next HB_FILTER_DEBLOCK, HB_FILTER_DENOISE, + HB_FILTER_HQDN3D = HB_FILTER_DENOISE, HB_FILTER_NLMEANS, HB_FILTER_RENDER_SUB, HB_FILTER_CROP_SCALE, @@ -1228,6 +1229,8 @@ hb_filter_object_t * hb_filter_init( int filter_id ); hb_filter_object_t * hb_filter_copy( hb_filter_object_t * filter ); hb_list_t *hb_filter_list_copy(const hb_list_t *src); void hb_filter_close( hb_filter_object_t ** ); +char * hb_generate_filter_settings(int filter_id, const char *preset, + const char *tune); typedef void hb_error_handler_t( const char *errmsg ); diff --git a/libhb/param.c b/libhb/param.c new file mode 100644 index 000000000..d95bf147f --- /dev/null +++ b/libhb/param.c @@ -0,0 +1,226 @@ +/* param.c + * + * Copyright (c) 2003-2014 HandBrake Team + * This file is part of the HandBrake source code + * Homepage: <http://handbrake.fr/>. + * It may be used under the terms of the GNU General Public License v2. + * For full terms see the file COPYING file or visit + * http://www.gnu.org/licenses/gpl-2.0.html + */ + +#include "hb.h" + +/* NL-means presets and tunes + * + * Presets adjust strength: + * ultralight - visually transparent + * light + * medium + * strong + * + * Tunes adjust settings to the specified content type: + * none + * film - most content, live action + * grain - like film but preserves luma grain + * highmotion - like film but avoids color smearing with stronger settings + * animation - cel animation such as cartoons, anime + */ +static char * generate_nlmeans_settings(const char *preset, const char *tune) +{ + char *opt = NULL; + + if (preset == NULL) + return NULL; + + if (!strcasecmp(preset, "ultralight") || + !strcasecmp(preset, "light") || + !strcasecmp(preset, "medium") || + !strcasecmp(preset, "strong")) + { + double strength[2], + origin_tune[2]; + int patch_size[2], + range[2], + frames[2], + prefilter[2]; + + if (tune == NULL || !strcasecmp(tune, "none")) + { + strength[0] = strength[1] = 6; + origin_tune[0] = origin_tune[1] = 1; + patch_size[0] = patch_size[1] = 7; + range[0] = range[1] = 3; + frames[0] = frames[1] = 2; + prefilter[0] = prefilter[1] = 0; + if (!strcasecmp(preset, "ultralight")) + { + strength[0] = strength[1] = 1.5; + } + else if (!strcasecmp(preset, "light")) + { + strength[0] = strength[1] = 3; + } + else if (!strcasecmp(preset, "strong")) + { + strength[0] = strength[1] = 10; + } + } + else if (!strcasecmp(tune, "film")) + { + strength[0] = 6; strength[1] = 8; + origin_tune[0] = origin_tune[1] = 0.8; + patch_size[0] = patch_size[1] = 7; + range[0] = range[1] = 3; + frames[0] = frames[1] = 2; + prefilter[0] = prefilter[1] = 0; + if (!strcasecmp(preset, "ultralight")) + { + strength[0] = 1.5; strength[1] = 2.4; + origin_tune[0] = 0.9; origin_tune[1] = 0.9; + } + else if (!strcasecmp(preset, "light")) + { + strength[0] = 3; strength[1] = 4; + origin_tune[0] = 0.9; origin_tune[1] = 0.9; + } + else if (!strcasecmp(preset, "strong")) + { + strength[0] = 8; strength[1] = 10; + origin_tune[0] = 0.6; origin_tune[1] = 0.6; + } + } + else if (!strcasecmp(tune, "grain")) + { + strength[0] = 0; strength[1] = 6; + origin_tune[0] = origin_tune[1] = 0.8; + patch_size[0] = patch_size[1] = 7; + range[0] = range[1] = 3; + frames[0] = frames[1] = 2; + prefilter[0] = prefilter[1] = 0; + if (!strcasecmp(preset, "ultralight")) + { + strength[0] = 0; strength[1] = 2.4; + origin_tune[0] = 0.9; origin_tune[1] = 0.9; + } + else if (!strcasecmp(preset, "light")) + { + strength[0] = 0; strength[1] = 3.5; + origin_tune[0] = 0.9; origin_tune[1] = 0.9; + } + else if (!strcasecmp(preset, "strong")) + { + strength[0] = 0; strength[1] = 8; + origin_tune[0] = 0.6; origin_tune[1] = 0.6; + } + } + else if (!strcasecmp(tune, "highmotion")) + { + strength[0] = 6; strength[1] = 6; + origin_tune[0] = 0.8; origin_tune[1] = 0.7; + patch_size[0] = 7; patch_size[1] = 7; + range[0] = 3; range[1] = 5; + frames[0] = 2; frames[1] = 1; + prefilter[0] = 0; prefilter[1] = 0; + if (!strcasecmp(preset, "ultralight")) + { + strength[0] = 1.5; strength[1] = 2.4; + origin_tune[0] = 0.9; origin_tune[1] = 0.9; + } + else if (!strcasecmp(preset, "light")) + { + strength[0] = 3; strength[1] = 3.25; + origin_tune[0] = 0.9; origin_tune[1] = 0.8; + } + else if (!strcasecmp(preset, "strong")) + { + strength[0] = 8; strength[1] = 6.75; + origin_tune[0] = 0.6; origin_tune[1] = 0.5; + } + } + else if (!strcasecmp(tune, "animation")) + { + strength[0] = 5; strength[1] = 4; + origin_tune[0] = origin_tune[1] = 0.15; + patch_size[0] = patch_size[1] = 5; + range[0] = range[1] = 7; + frames[0] = frames[1] = 4; + prefilter[0] = prefilter[1] = 0; + if (!strcasecmp(preset, "ultralight")) + { + strength[0] = 2.5; strength[1] = 2; + frames[0] = 2; frames[1] = 2; + } + else if (!strcasecmp(preset, "light")) + { + strength[0] = 3; strength[1] = 2.25; + frames[0] = 3; frames[1] = 3; + } + else if (!strcasecmp(preset, "strong")) + { + strength[0] = 10; strength[1] = 8; + } + } + else + { + hb_log("Unrecognized nlmeans tune (%s).\n", tune); + return NULL; + } + + opt = hb_strdup_printf("%lf:%lf:%d:%d:%d:%d:%lf:%lf:%d:%d:%d:%d", + strength[0], origin_tune[0], patch_size[0], + range[0], frames[0], prefilter[0], + strength[1], origin_tune[1], patch_size[1], + range[1], frames[1], prefilter[1]); + + + } + else + { + opt = strdup(preset); + if (tune != NULL) + { + hb_log("Custom nlmeans parameters specified; ignoring nlmeans tune (%s).\n", tune); + } + } + + return opt; +} + +/* HQDN3D presets + * + * Presets adjust strength: + * ultralight - visually transparent + * light + * medium + * strong + */ +static char * generate_hqdn3d_settings(const char *preset, const char *tune) +{ + if (!strcasecmp(preset, "strong")) + return strdup("7:7:7:5:5:5"); + else if (!strcasecmp(preset, "medium")) + return strdup("3:2:2:2:3:3"); + else if (!strcasecmp(preset, "light") || !strcasecmp(preset, "weak")) + return strdup("2:1:1:2:3:3"); + else if (!strcasecmp(preset, "ultralight")) + return strdup("1:0.7:0.7:1:2:2"); + else + return strdup(preset); +} + +char * hb_generate_filter_settings(int filter_id, const char *preset, const char *tune) +{ + switch (filter_id) + { + case HB_FILTER_NLMEANS: + return generate_nlmeans_settings(preset, tune); + case HB_FILTER_HQDN3D: + return generate_hqdn3d_settings(preset, tune); + default: + hb_log("hb_generate_filter_settings: Unrecognized filter %d\n", + filter_id); + break; + } + return NULL; +} + |