h264: revert 1189af429211ac650aac730368a6cf5b23756605.

The patch introduces race conditions.

1 files changed, 0 insertions, 24 deletions

diff --git a/libavcodec/h264dec.c b/libavcodec/h264dec.c
index 585ce86f37..25aeba7d71 100644
--- a/libavcodec/h264dec.c
+++ b/libavcodec/h264dec.c
@@ -307,9 +307,6 @@ static int h264_init_context(AVCodecContext *avctx, H264Context *h)
     int i;
 
     h->avctx                 = avctx;
-    h->backup_width          = -1;
-    h->backup_height         = -1;
-    h->backup_pix_fmt        = AV_PIX_FMT_NONE;
     h->cur_chroma_format_idc = -1;
 
     h->picture_structure     = PICT_FRAME;
@@ -861,14 +858,6 @@ static int output_frame(H264Context *h, AVFrame *dst, H264Picture *srcp)
 
     av_dict_set(&dst->metadata, "stereo_mode", ff_h264_sei_stereo_mode(&h->sei.frame_packing), 0);
 
-    h->backup_width   = h->avctx->width;
-    h->backup_height  = h->avctx->height;
-    h->backup_pix_fmt = h->avctx->pix_fmt;
-
-    h->avctx->width   = dst->width;
-    h->avctx->height  = dst->height;
-    h->avctx->pix_fmt = dst->format;
-
     if (srcp->sei_recovery_frame_cnt == 0)
         dst->key_frame = 1;
     if (!srcp->crop)
@@ -1003,19 +992,6 @@ static int h264_decode_frame(AVCodecContext *avctx, void *data,
     h->setup_finished = 0;
     h->nb_slice_ctx_queued = 0;
 
-    if (h->backup_width != -1) {
-        avctx->width    = h->backup_width;
-        h->backup_width = -1;
-    }
-    if (h->backup_height != -1) {
-        avctx->height    = h->backup_height;
-        h->backup_height = -1;
-    }
-    if (h->backup_pix_fmt != AV_PIX_FMT_NONE) {
-        avctx->pix_fmt    = h->backup_pix_fmt;
-        h->backup_pix_fmt = AV_PIX_FMT_NONE;
-    }
-
     ff_h264_unref_picture(h, &h->last_pic_for_ec);
 
     /* end of stream, output what is still in the buffers */