[FFmpeg-cvslog] examples/encode_video: slightly improve error reporting

Stefano Sabatini git at videolan.org
Wed May 31 16:47:39 EEST 2017


ffmpeg | branch: master | Stefano Sabatini <stefasab at gmail.com> | Tue May 23 12:22:09 2017 +0200| [ddae6794585405ad59cf1baa855ec3e2f55bb7a1] | committer: Stefano Sabatini

examples/encode_video: slightly improve error reporting

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ddae6794585405ad59cf1baa855ec3e2f55bb7a1
---

 doc/examples/encode_video.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/doc/examples/encode_video.c b/doc/examples/encode_video.c
index 107bea2992..8cd13219bb 100644
--- a/doc/examples/encode_video.c
+++ b/doc/examples/encode_video.c
@@ -89,7 +89,7 @@ int main(int argc, char **argv)
     /* find the mpeg1video encoder */
     codec = avcodec_find_encoder_by_name(codec_name);
     if (!codec) {
-        fprintf(stderr, "Codec not found\n");
+        fprintf(stderr, "Codec '%s' not found\n", codec_name);
         exit(1);
     }
 
@@ -126,8 +126,9 @@ int main(int argc, char **argv)
         av_opt_set(c->priv_data, "preset", "slow", 0);
 
     /* open it */
-    if (avcodec_open2(c, codec, NULL) < 0) {
-        fprintf(stderr, "Could not open codec\n");
+    ret = avcodec_open2(c, codec, NULL);
+    if (ret < 0) {
+        fprintf(stderr, "Could not open codec: %s\n", av_err2str(ret));
         exit(1);
     }
 



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