From 00d41cc5b065cc809ab64901aca3dcaae8035869 Mon Sep 17 00:00:00 2001 From: wm4 Date: Mon, 30 Sep 2013 00:31:10 +0200 Subject: vf_scale: factor out libswscale equalizer control Will be used by vo_x11. --- video/sws_utils.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) (limited to 'video/sws_utils.c') diff --git a/video/sws_utils.c b/video/sws_utils.c index 7adecc49fc..bc9c408b3e 100644 --- a/video/sws_utils.c +++ b/video/sws_utils.c @@ -29,6 +29,7 @@ #include "fmt-conversion.h" #include "csputils.h" #include "mpvcore/mp_msg.h" +#include "video/filter/vf.h" //global sws_flags from the command line int sws_flags = 2; @@ -309,4 +310,31 @@ void mp_image_sw_blur_scale(struct mp_image *dst, struct mp_image *src, talloc_free(ctx); } +int mp_sws_get_vf_equalizer(struct mp_sws_context *sws, struct vf_seteq *eq) +{ + if (!strcmp(eq->item, "brightness")) + eq->value = ((sws->brightness * 100) + (1 << 15)) >> 16; + else if (!strcmp(eq->item, "contrast")) + eq->value = (((sws->contrast * 100) + (1 << 15)) >> 16) - 100; + else if (!strcmp(eq->item, "saturation")) + eq->value = (((sws->saturation * 100) + (1 << 15)) >> 16) - 100; + else + return 0; + return 1; +} + +int mp_sws_set_vf_equalizer(struct mp_sws_context *sws, struct vf_seteq *eq) +{ + if (!strcmp(eq->item, "brightness")) + sws->brightness = ((eq->value << 16) + 50) / 100; + else if (!strcmp(eq->item, "contrast")) + sws->contrast = (((eq->value + 100) << 16) + 50) / 100; + else if (!strcmp(eq->item, "saturation")) + sws->saturation = (((eq->value + 100) << 16) + 50) / 100; + else + return 0; + + return mp_sws_reinit(sws) >= 0 ? 1 : -1; +} + // vim: ts=4 sw=4 et tw=80 -- cgit v1.2.3