From: Tomas Härdin <[email protected]>

Signed-off-by: Michael Niedermayer <[email protected]>
Signed-off-by: Anton Khirnov <[email protected]>
---
 libavcodec/wmaenc.c |   16 +++++++++++-----
 1 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/libavcodec/wmaenc.c b/libavcodec/wmaenc.c
index d2e811f..3cdb4a0 100644
--- a/libavcodec/wmaenc.c
+++ b/libavcodec/wmaenc.c
@@ -33,11 +33,17 @@ static int encode_init(AVCodecContext * avctx){
 
     s->avctx = avctx;
 
-    if(avctx->channels > MAX_CHANNELS)
-        return -1;
+    if(avctx->channels > MAX_CHANNELS) {
+        av_log(avctx, AV_LOG_ERROR, "too many channels: got %i, need %i or 
fewer",
+               avctx->channels, MAX_CHANNELS);
+        return AVERROR(EINVAL);
+    }
 
-    if(avctx->bit_rate < 24*1000)
-        return -1;
+    if(avctx->bit_rate < 24*1000) {
+        av_log(avctx, AV_LOG_ERROR, "bitrate too low: got %i, need 24000 or 
higher\n",
+               avctx->bit_rate);
+        return AVERROR(EINVAL);
+    }
 
     /* extract flag infos */
     flags1 = 0;
-- 
1.7.5.1

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