[FFmpeg-cvslog] avformat/iamfenc: Remove always-false check

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Tue Mar 19 03:54:56 2024 +0100| [a7ad5d4d10ec5846fe2f96cec92dbce62ef185d8] | committer: Andreas Rheinhardt

avformat/iamfenc: Remove always-false check

This muxer does not have the AVFMT_NOSTREAMS flag; therefore
it is checked generically that there is at least a stream.

Reviewed-by: James Almer <jamrial at gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a7ad5d4d10ec5846fe2f96cec92dbce62ef185d8
---

 libavformat/iamfenc.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/libavformat/iamfenc.c b/libavformat/iamfenc.c
index ebf0c2fd67..bf4a268c95 100644
--- a/libavformat/iamfenc.c
+++ b/libavformat/iamfenc.c
@@ -48,11 +48,6 @@ static int iamf_init(AVFormatContext *s)
     int nb_audio_elements = 0, nb_mix_presentations = 0;
     int ret;
 
-    if (!s->nb_streams) {
-        av_log(s, AV_LOG_ERROR, "There must be at least one stream\n");
-        return AVERROR(EINVAL);
-    }
-
     for (int i = 0; i < s->nb_streams; i++) {
         if (s->streams[i]->codecpar->codec_type != AVMEDIA_TYPE_AUDIO ||
             (s->streams[i]->codecpar->codec_tag != MKTAG('m','p','4','a') &&