X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavfilter%2Fvf_premultiply.c;h=60830e7e84f876bcc83bb91a4511d0717dd4524a;hb=f166951d6e32d2776373721bc262d338c44a5d81;hp=c760bb8fea2839a8cf423c89c2e24e0549b14b8a;hpb=ce265b0bf5d0c77a092a1f5fbeb652c7cdea5fc7;p=ffmpeg

diff --git a/libavfilter/vf_premultiply.c b/libavfilter/vf_premultiply.c
index c760bb8fea2..60830e7e84f 100644
--- a/libavfilter/vf_premultiply.c
+++ b/libavfilter/vf_premultiply.c
@@ -74,7 +74,7 @@ static int query_formats(AVFilterContext *ctx)
         AV_PIX_FMT_YUV444P16,
         AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10,
         AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14, AV_PIX_FMT_GBRP16,
-        AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY9, AV_PIX_FMT_GRAY10, AV_PIX_FMT_GRAY12, AV_PIX_FMT_GRAY16,
+        AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY9, AV_PIX_FMT_GRAY10, AV_PIX_FMT_GRAY12, AV_PIX_FMT_GRAY14, AV_PIX_FMT_GRAY16,
         AV_PIX_FMT_NONE
     };
 
@@ -186,7 +186,7 @@ static void premultiply16yuv(const uint8_t *mmsrc, const uint8_t *aasrc,
 
     for (y = 0; y < h; y++) {
         for (x = 0; x < w; x++) {
-            dst[x] = ((((msrc[x] - half) * (((asrc[x] >> 1) & 1) + asrc[x]))) >> shift) + half;
+            dst[x] = ((((msrc[x] - half) * (int64_t)(((asrc[x] >> 1) & 1) + asrc[x]))) >> shift) + half;
         }
 
         dst  += dlinesize / 2;
@@ -209,7 +209,7 @@ static void premultiply16offset(const uint8_t *mmsrc, const uint8_t *aasrc,
 
     for (y = 0; y < h; y++) {
         for (x = 0; x < w; x++) {
-            dst[x] = ((((msrc[x] - offset) * (((asrc[x] >> 1) & 1) + asrc[x])) + half) >> shift) + offset;
+            dst[x] = ((((msrc[x] - offset) * (int64_t)(((asrc[x] >> 1) & 1) + asrc[x])) + half) >> shift) + offset;
         }
 
         dst  += dlinesize / 2;
@@ -464,6 +464,7 @@ static int filter_frame(AVFilterContext *ctx,
             case AV_PIX_FMT_GRAY9:
             case AV_PIX_FMT_GRAY10:
             case AV_PIX_FMT_GRAY12:
+            case AV_PIX_FMT_GRAY14:
             case AV_PIX_FMT_GRAY16:
                 s->premultiply[0] = limited ? unpremultiply16offset : unpremultiply16;
                 break;
@@ -510,6 +511,7 @@ static int filter_frame(AVFilterContext *ctx,
             case AV_PIX_FMT_GRAY9:
             case AV_PIX_FMT_GRAY10:
             case AV_PIX_FMT_GRAY12:
+            case AV_PIX_FMT_GRAY14:
             case AV_PIX_FMT_GRAY16:
                 s->premultiply[0] = limited ? premultiply16offset : premultiply16;
                 break;
@@ -637,6 +639,8 @@ static int activate(AVFilterContext *ctx)
         int ret, status;
         int64_t pts;
 
+        FF_FILTER_FORWARD_STATUS_BACK_ALL(ctx->outputs[0], ctx);
+
         if ((ret = ff_inlink_consume_frame(ctx->inputs[0], &frame)) > 0) {
             ret = filter_frame(ctx, &out, frame, frame);
             av_frame_free(&frame);