[FFmpeg-devel] [PATCH 2/2] avcodec/snowenc: Replace "return -1" by named constants

[Michael Niedermayer]

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
 libavcodec/snowenc.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/libavcodec/snowenc.c b/libavcodec/snowenc.c
index bb113d0a2b..f5497f958c 100644
--- a/libavcodec/snowenc.c
+++ b/libavcodec/snowenc.c
@@ -50,7 +50,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
        && (avctx->flags & AV_CODEC_FLAG_QSCALE)
        && avctx->global_quality == 0){
         av_log(avctx, AV_LOG_ERROR, "The 9/7 wavelet is incompatible with lossless mode.\n");
-        return -1;
+        return AVERROR(EINVAL);
     }
 #if FF_API_MOTION_EST
 FF_DISABLE_DEPRECATION_WARNINGS
@@ -107,8 +107,8 @@ FF_ENABLE_DEPRECATION_WARNINGS
             return AVERROR(ENOMEM);
     }
     if((avctx->flags&AV_CODEC_FLAG_PASS2) || !(avctx->flags&AV_CODEC_FLAG_QSCALE)){
-        if(ff_rate_control_init(&s->m) < 0)
-            return -1;
+        if((ret = ff_rate_control_init(&s->m)) < 0)
+            return ret;
     }
     s->pass1_rc= !(avctx->flags & (AV_CODEC_FLAG_QSCALE|AV_CODEC_FLAG_PASS2));
 
@@ -130,7 +130,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
         break;*/
     default:
         av_log(avctx, AV_LOG_ERROR, "pixel format not supported\n");
-        return -1;
+        return AVERROR_PATCHWELCOME;
     }
     avcodec_get_chroma_sub_sample(avctx->pix_fmt, &s->chroma_h_shift, &s->chroma_v_shift);
 
@@ -833,7 +833,7 @@ static int encode_subband_c0run(SnowContext *s, SubBand *b, const IDWTELEM *src,
         for(y=0; y<h; y++){
             if(s->c.bytestream_end - s->c.bytestream < w*40){
                 av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n");
-                return -1;
+                return AVERROR(ENOMEM);
             }
             for(x=0; x<w; x++){
                 int v, p=0;
-- 
2.14.1