diff options
Diffstat (limited to 'libmpcodecs/vf_scale.c')
-rw-r--r-- | libmpcodecs/vf_scale.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/libmpcodecs/vf_scale.c b/libmpcodecs/vf_scale.c index e6f505a62a..5739a0601c 100644 --- a/libmpcodecs/vf_scale.c +++ b/libmpcodecs/vf_scale.c @@ -220,6 +220,59 @@ static int put_image(struct vf_instance_s* vf, mp_image_t *mpi){ return vf_next_put_image(vf,dmpi); } +static int control(struct vf_instance_s* vf, int request, void* data){ + int *table; + int *inv_table; + int r; + int brightness, contrast, saturation, srcRange, dstRange; + vf_equalizer_t *eq; + + switch(request){ + case VFCTRL_GET_EQUALIZER: + r= sws_getColorspaceDetails(vf->priv->ctx, &inv_table, &srcRange, &table, &dstRange, &brightness, &contrast, &saturation); + if(r<0) break; + + eq = data; + if (!strcmp(eq->item,"brightness")) { + eq->value = ((brightness*100) + (1<<15))>>16; + } + else if (!strcmp(eq->item,"contrast")) { + eq->value = (((contrast *100) + (1<<15))>>16) - 100; + } + else if (!strcmp(eq->item,"saturation")) { + eq->value = (((saturation*100) + (1<<15))>>16) - 100; + } + else + break; + return CONTROL_TRUE; + case VFCTRL_SET_EQUALIZER: + r= sws_getColorspaceDetails(vf->priv->ctx, &inv_table, &srcRange, &table, &dstRange, &brightness, &contrast, &saturation); + if(r<0) break; +//printf("set %f %f %f\n", brightness/(float)(1<<16), contrast/(float)(1<<16), saturation/(float)(1<<16)); + eq = data; + + if (!strcmp(eq->item,"brightness")) { + brightness = (( eq->value <<16) + 50)/100; + } + else if (!strcmp(eq->item,"contrast")) { + contrast = (((eq->value+100)<<16) + 50)/100; + } + else if (!strcmp(eq->item,"saturation")) { + saturation = (((eq->value+100)<<16) + 50)/100; + } + else + break; + + r= sws_setColorspaceDetails(vf->priv->ctx, inv_table, srcRange, table, dstRange, brightness, contrast, saturation); + if(r<0) break; + + return CONTROL_TRUE; + default: + } + + return vf_next_control(vf,request,data); +} + //===========================================================================// // supported Input formats: YV12, I420, IYUV, YUY2, UYVY, BGR32, BGR24, BGR16, BGR15, RGB32, RGB24, Y8, Y800 @@ -263,6 +316,7 @@ static int open(vf_instance_t *vf, char* args){ vf->config=config; vf->put_image=put_image; vf->query_format=query_format; + vf->control= control; vf->priv=malloc(sizeof(struct vf_priv_s)); // TODO: parse args -> vf->priv->ctx=NULL; |