[FFmpeg-cvslog] h264: make context_count unsigned

[Janne Grunau]

ffmpeg | branch: master | Janne Grunau <janne-libav at jannau.net> | Wed Feb 12 12:47:27 2014 +0100| [f795a8a8bf5e312dad2c2829c543b9d309376ca1] | committer: Janne Grunau

h264: make context_count unsigned

Removes the bogus but scary looking warning 'libavcodec/h264.c:4529:49:
warning: array subscript is below array bounds [-Warray-bounds]'.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f795a8a8bf5e312dad2c2829c543b9d309376ca1
---

 libavcodec/h264.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index da2d4a5..9b5d6a0 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -4500,7 +4500,7 @@ static int decode_slice(struct AVCodecContext *avctx, void *arg)
  * @param h h264 master context
  * @param context_count number of contexts to execute
  */
-static int execute_decode_slices(H264Context *h, int context_count)
+static int execute_decode_slices(H264Context *h, unsigned context_count)
 {
     AVCodecContext *const avctx = h->avctx;
     H264Context *hx;
@@ -4544,7 +4544,7 @@ static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size,
     AVCodecContext *const avctx = h->avctx;
     H264Context *hx; ///< thread context
     int buf_index;
-    int context_count;
+    unsigned context_count;
     int next_avc;
     int pass = !(avctx->active_thread_type & FF_THREAD_FRAME);
     int nals_needed = 0; ///< number of NALs that need decoding before the next frame thread starts