Fix decoding of 2/4 bpp Tiff samples.

[ffmpeg] / libavcodec / 4xm.c

diff --git a/libavcodec/4xm.c b/libavcodec/4xm.c
index 92157893dde9f359b98b16374e4244c77383e6cb..cf98e91766a0edc09f9fa7d973d49a49b612da73 100644 (file)
--- a/libavcodec/4xm.c
+++ b/libavcodec/4xm.c
@@ -2,20 +2,20 @@
  * 4XM codec
  * Copyright (c) 2003 Michael Niedermayer
  *
- * This file is part of Libav.
+ * This file is part of FFmpeg.
  *
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
@@ -773,12 +773,9 @@ static int decode_frame(AVCodecContext *avctx,
 
     avctx->flags |= CODEC_FLAG_EMU_EDGE; // alternatively we would have to use our own buffer management
 
-    if(p->data[0])
-        avctx->release_buffer(avctx, p);
-
     p->reference= 1;
-    if(avctx->get_buffer(avctx, p) < 0){
-        av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
+    if (avctx->reget_buffer(avctx, p) < 0) {
+        av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
         return -1;
     }
 
@@ -835,6 +832,8 @@ static av_cold int decode_init(AVCodecContext *avctx){
         return 1;
     }
 
+    avcodec_get_frame_defaults(&f->current_picture);
+    avcodec_get_frame_defaults(&f->last_picture);
     f->version= AV_RL32(avctx->extradata)>>16;
     common_init(avctx);
     init_vlcs(f);