[FFmpeg-cvslog] snowenc: fix use of deprecated API

[Nicolas Frattaroli]

ffmpeg | branch: master | Nicolas Frattaroli <ffmpeg at fratti.ch> | Thu Nov  2 20:12:48 2017 +0100| [6a50a8f340161a0b65feb3537591b0381a6a6b38] | committer: Michael Niedermayer

snowenc: fix use of deprecated API

Replace avcodec_get_chroma_sub_sample with the recommended
av_pix_fmt_get_chroma_sub_sample, which fixes a compilation warning.

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6a50a8f340161a0b65feb3537591b0381a6a6b38
---

 libavcodec/snowenc.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/libavcodec/snowenc.c b/libavcodec/snowenc.c
index e7d670ac10..4fec377591 100644
--- a/libavcodec/snowenc.c
+++ b/libavcodec/snowenc.c
@@ -22,6 +22,7 @@
 #include "libavutil/libm.h"
 #include "libavutil/log.h"
 #include "libavutil/opt.h"
+#include "libavutil/pixdesc.h"
 #include "avcodec.h"
 #include "internal.h"
 #include "snow_dwt.h"
@@ -127,7 +128,13 @@ FF_ENABLE_DEPRECATION_WARNINGS
         av_log(avctx, AV_LOG_ERROR, "pixel format not supported\n");
         return AVERROR_PATCHWELCOME;
     }
-    avcodec_get_chroma_sub_sample(avctx->pix_fmt, &s->chroma_h_shift, &s->chroma_v_shift);
+
+    ret = av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, &s->chroma_h_shift,
+                                           &s->chroma_v_shift);
+    if (ret) {
+        av_log(avctx, AV_LOG_ERROR, "pixel format invalid or unknown\n");
+        return ret;
+    }
 
     ff_set_cmp(&s->mecc, s->mecc.me_cmp, s->avctx->me_cmp);
     ff_set_cmp(&s->mecc, s->mecc.me_sub_cmp, s->avctx->me_sub_cmp);