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Better error from avformat_alloc_output_context2.
[dcpomatic.git]
/
src
/
lib
/
ffmpeg_file_encoder.cc
diff --git
a/src/lib/ffmpeg_file_encoder.cc
b/src/lib/ffmpeg_file_encoder.cc
index 2c67bb5f927be110d0cbadea7f0d110beb0a8f4d..5eccb8f1728966fd638c57f1bad1fb48d8ee8096 100644
(file)
--- a/
src/lib/ffmpeg_file_encoder.cc
+++ b/
src/lib/ffmpeg_file_encoder.cc
@@
-79,9
+79,9
@@
FFmpegFileEncoder::FFmpegFileEncoder (
setup_video ();
setup_audio ();
setup_video ();
setup_audio ();
- avformat_alloc_output_context2 (&_format_context, 0, 0, _output.string().c_str());
+
int r =
avformat_alloc_output_context2 (&_format_context, 0, 0, _output.string().c_str());
if (!_format_context) {
if (!_format_context) {
- throw runtime_error (
"could not allocate FFmpeg format context"
);
+ throw runtime_error (
String::compose("could not allocate FFmpeg format context (%1)", r)
);
}
_video_stream = avformat_new_stream (_format_context, _video_codec);
}
_video_stream = avformat_new_stream (_format_context, _video_codec);
@@
-104,7
+104,7
@@
FFmpegFileEncoder::FFmpegFileEncoder (
throw runtime_error ("could not open FFmpeg video codec");
}
throw runtime_error ("could not open FFmpeg video codec");
}
-
int
r = avcodec_open2 (_audio_codec_context, _audio_codec, 0);
+ r = avcodec_open2 (_audio_codec_context, _audio_codec, 0);
if (r < 0) {
char buffer[256];
av_strerror (r, buffer, sizeof(buffer));
if (r < 0) {
char buffer[256];
av_strerror (r, buffer, sizeof(buffer));