Merge commit 'b7616f5716dce68c749d5dfeab19cf595a11807c'

* commit 'b7616f5716dce68c749d5dfeab19cf595a11807c':
  huffyuv: Eliminate some pointless casts

Conflicts:
	libavcodec/huffyuvdec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/huffyuvdec.c

@@ -296,11 +296,11 @@ static av_cold int decode_init(AVCodecContext *avctx)
         if (avctx->extradata_size < 4)
             return -1;
 
-        method           = ((uint8_t *) avctx->extradata)[0];
+        method           = avctx->extradata[0];
         s->decorrelate   = method & 64 ? 1 : 0;
         s->predictor     = method & 63;
         if (s->version == 2) {
-            s->bitstream_bpp = ((uint8_t *) avctx->extradata)[1];
+            s->bitstream_bpp = avctx->extradata[1];
             if (s->bitstream_bpp == 0)
                 s->bitstream_bpp = avctx->bits_per_coded_sample & ~7;
         } else {
@@ -309,15 +309,15 @@ static av_cold int decode_init(AVCodecContext *avctx)
             s->vlc_n = FFMIN(s->n, MAX_VLC_N);
             s->chroma_h_shift = avctx->extradata[1] & 3;
             s->chroma_v_shift = (avctx->extradata[1] >> 2) & 3;
-            s->yuv   = !!(((uint8_t *) avctx->extradata)[2] & 1);
-            s->chroma= !!(((uint8_t *) avctx->extradata)[2] & 3);
-            s->alpha = !!(((uint8_t *) avctx->extradata)[2] & 4);
+            s->yuv   = !!(avctx->extradata[2] & 1);
+            s->chroma= !!(avctx->extradata[2] & 3);
+            s->alpha = !!(avctx->extradata[2] & 4);
         }
-        interlace     = (((uint8_t *) avctx->extradata)[2] & 0x30) >> 4;
+        interlace     = (avctx->extradata[2] & 0x30) >> 4;
         s->interlaced = (interlace == 1) ? 1 : (interlace == 2) ? 0 : s->interlaced;
-        s->context    = ((uint8_t *) avctx->extradata)[2] & 0x40 ? 1 : 0;
+        s->context    = avctx->extradata[2] & 0x40 ? 1 : 0;
 
-        if (read_huffman_tables(s, ((uint8_t *) avctx->extradata) + 4,
+        if (read_huffman_tables(s, avctx->extradata + 4,
                                 avctx->extradata_size - 4) < 0)
             return AVERROR_INVALIDDATA;
     } else {
@@ -548,7 +548,7 @@ static av_cold int decode_init_thread_copy(AVCodecContext *avctx)
         s->vlc[i].table = NULL;
 
     if (s->version >= 2) {
-        if (read_huffman_tables(s, ((uint8_t *) avctx->extradata) + 4,
+        if (read_huffman_tables(s, avctx->extradata + 4,
                                 avctx->extradata_size) < 0)
             return AVERROR_INVALIDDATA;
     } else {