From: Mike Brady <4265913+mikebrady@users.noreply.github.com>
Date: Sun, 22 May 2022 21:18:39 +0000 (+0100)
Subject: Open the codec context before checking if the codec can support fltp format.
X-Git-Tag: 4.1-rc1~24^2~200
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=69cd95e9c146d5dcd11716d87a09bb656cbac5b0;p=thirdparty%2Fshairport-sync.git

Open the codec context before checking if the codec can support fltp format.
---

diff --git a/shairport.c b/shairport.c
index f375c8f6..099515e8 100644
--- a/shairport.c
+++ b/shairport.c
@@ -148,7 +148,6 @@ void print_version(void) {
 
 #ifdef CONFIG_AIRPLAY_2
 int has_fplt_capable_aac_decoder(void) {
-/*
   // return 1 if the AAC decoder advertises ftlp decoding capability, which
   // is needed for decoding Buffered Audio streams
   int has_capability = 0;
@@ -156,13 +155,15 @@ int has_fplt_capable_aac_decoder(void) {
   if (codec != NULL) {
     AVCodecContext *codec_context = avcodec_alloc_context3(codec);
     if (codec_context != NULL) {
-      if (codec_context->sample_fmt == AV_SAMPLE_FMT_FLTP)
-        has_capability = 1;
+      if (avcodec_open2(codec_context, codec, NULL) >= 0) {
+        if (codec_context->sample_fmt == AV_SAMPLE_FMT_FLTP)
+          has_capability = 1;
+        avcodec_close(codec_context);
+      }
       av_free(codec_context);
     }
   }
-*/
-  return 1;
+  return has_capability;
 }
 #endif