Merge remote-tracking branch 'qatar/master'

[ffmpeg] / libavcodec / tiff.c

diff --git a/libavcodec/tiff.c b/libavcodec/tiff.c
index 5d01e44ad8b823e5e9d7c97d0a46e4b64ac3c3c6..28bae611c19cf85800aafa0387a6317d0e1d0f77 100644 (file)
--- a/libavcodec/tiff.c
+++ b/libavcodec/tiff.c
@@ -577,7 +577,7 @@ static int decode_frame(AVCodecContext *avctx,
     int buf_size = avpkt->size;
     TiffContext * const s = avctx->priv_data;
     AVFrame *picture = data;
-    AVFrame * const p= (AVFrame*)&s->picture;
+    AVFrame * const p = &s->picture;
     const uint8_t *orig_buf = buf, *end_buf = buf + buf_size;
     unsigned off;
     int id, le, ret;
@@ -606,6 +606,8 @@ static int decode_frame(AVCodecContext *avctx,
         av_log(avctx, AV_LOG_ERROR, "The answer to life, universe and everything is not correct!\n");
         return -1;
     }
+    // Reset these pointers so we can tell if they were set this frame
+    s->stripsizes = s->stripdata = NULL;
     /* parse image file directory */
     off = tget_long(&buf, le);
     if (off >= UINT_MAX - 14 || end_buf - orig_buf < off + 14) {
@@ -691,7 +693,7 @@ static int decode_frame(AVCodecContext *avctx,
             dst += s->picture.linesize[0];
         }
     }
-    *picture= *(AVFrame*)&s->picture;
+    *picture   = s->picture;
     *data_size = sizeof(AVPicture);
 
     return buf_size;
@@ -703,8 +705,8 @@ static av_cold int tiff_init(AVCodecContext *avctx){
     s->width = 0;
     s->height = 0;
     s->avctx = avctx;
-    avcodec_get_frame_defaults((AVFrame*)&s->picture);
-    avctx->coded_frame= (AVFrame*)&s->picture;
+    avcodec_get_frame_defaults(&s->picture);
+    avctx->coded_frame = &s->picture;
     ff_lzw_decode_open(&s->lzw);
     ff_ccitt_unpack_init();