diff options
| author | Paul B Mahol <onemda@gmail.com> | 2017-06-25 17:39:10 +0300 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2017-06-25 17:39:10 +0300 |
| commit | 22a03c29006e9c6b41ce6e63831bd3faa69a1fe8 (patch) | |
| tree | a970d5820701a4ae0a7e9fcf74ff80621c5df518 /libavfilter | |
| parent | 8a14374ab374d6c99c71cd98692d30cccfc0e039 (diff) | |
avfilter/vf_blend: add extremity blend mode
Signed-off-by: Paul B Mahol <onemda@gmail.com>
Diffstat (limited to 'libavfilter')
| -rw-r--r-- | libavfilter/blend.h | 1 | ||||
| -rw-r--r-- | libavfilter/vf_blend.c | 4 |
2 files changed, 5 insertions, 0 deletions
diff --git a/libavfilter/blend.h b/libavfilter/blend.h index 54c4fdb6d1..0f27b4d29d 100644 --- a/libavfilter/blend.h +++ b/libavfilter/blend.h @@ -58,6 +58,7 @@ enum BlendMode { BLEND_MULTIPLY128, BLEND_HEAT, BLEND_FREEZE, + BLEND_EXTREMITY, BLEND_NB }; diff --git a/libavfilter/vf_blend.c b/libavfilter/vf_blend.c index 9f003b29b6..9bde3b22a1 100644 --- a/libavfilter/vf_blend.c +++ b/libavfilter/vf_blend.c @@ -76,6 +76,7 @@ typedef struct ThreadData { { "divide", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_DIVIDE}, 0, 0, FLAGS, "mode" },\ { "dodge", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_DODGE}, 0, 0, FLAGS, "mode" },\ { "exclusion", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_EXCLUSION}, 0, 0, FLAGS, "mode" },\ + { "extremity", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_EXTREMITY}, 0, 0, FLAGS, "mode" },\ { "freeze", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_FREEZE}, 0, 0, FLAGS, "mode" },\ { "glow", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_GLOW}, 0, 0, FLAGS, "mode" },\ { "hardlight", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_HARDLIGHT}, 0, 0, FLAGS, "mode" },\ @@ -241,6 +242,7 @@ DEFINE_BLEND8(subtract, FFMAX(0, A - B)) DEFINE_BLEND8(multiply, MULTIPLY(1, A, B)) DEFINE_BLEND8(multiply128,av_clip_uint8((A - 128) * B / 32. + 128)) DEFINE_BLEND8(negation, 255 - FFABS(255 - A - B)) +DEFINE_BLEND8(extremity, FFABS(255 - A - B)) DEFINE_BLEND8(difference, FFABS(A - B)) DEFINE_BLEND8(difference128, av_clip_uint8(128 + A - B)) DEFINE_BLEND8(screen, SCREEN(1, A, B)) @@ -283,6 +285,7 @@ DEFINE_BLEND16(subtract, FFMAX(0, A - B)) DEFINE_BLEND16(multiply, MULTIPLY(1, A, B)) DEFINE_BLEND16(multiply128, av_clip_uint16((A - 32768) * B / 8192. + 32768)) DEFINE_BLEND16(negation, 65535 - FFABS(65535 - A - B)) +DEFINE_BLEND16(extremity, FFABS(65535 - A - B)) DEFINE_BLEND16(difference, FFABS(A - B)) DEFINE_BLEND16(difference128, av_clip_uint16(32768 + A - B)) DEFINE_BLEND16(screen, SCREEN(1, A, B)) @@ -457,6 +460,7 @@ void ff_blend_init(FilterParams *param, int is_16bit) case BLEND_DIVIDE: param->blend = is_16bit ? blend_divide_16bit : blend_divide_8bit; break; case BLEND_DODGE: param->blend = is_16bit ? blend_dodge_16bit : blend_dodge_8bit; break; case BLEND_EXCLUSION: param->blend = is_16bit ? blend_exclusion_16bit : blend_exclusion_8bit; break; + case BLEND_EXTREMITY: param->blend = is_16bit ? blend_extremity_16bit : blend_extremity_8bit; break; case BLEND_FREEZE: param->blend = is_16bit ? blend_freeze_16bit : blend_freeze_8bit; break; case BLEND_GLOW: param->blend = is_16bit ? blend_glow_16bit : blend_glow_8bit; break; case BLEND_HARDLIGHT: param->blend = is_16bit ? blend_hardlight_16bit : blend_hardlight_8bit; break; |