tiff: support reading gray+alpha at 8 bits

Signed-off-by: N Vittorio Giovara <vittorio.giovara@gmail.com>

tiff: support reading gray+alpha at 8 bits
Signed-off-by: N Vittorio Giovara <vittorio.giovara@gmail.com>
b31d76e4 · Carl Eugen Hoyos · Vittorio Giovara · 4de8b606 · b31d76e4
隐藏空白更改
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libavcodec/tiff.c libavcodec/tiff.c +3 -0

未找到文件。
--- a/libavcodec/tiff.c
+++ b/libavcodec/tiff.c
@@ -262,6 +262,9 @@ static int init_image(TiffContext *s, AVFrame *frame)
    case 161:
        s->avctx->pix_fmt = s->le ? AV_PIX_FMT_GRAY16LE : AV_PIX_FMT_GRAY16BE;
        break;
+    case 162:
+        s->avctx->pix_fmt = AV_PIX_FMT_GRAY8A;
+        break;
    case 324:
        s->avctx->pix_fmt = AV_PIX_FMT_RGBA;
        break;