fix #266, aac profile is object id plus one. 2.0.80

@@ -501,6 +501,7 @@ Supported operating systems and hardware:
 * 2013-10-17, Created.<br/>
 
 ## History
+* v2.0, 2014-12-12, fix [#266](https://github.com/winlinvip/simple-rtmp-server/issues/266), aac profile is object id plus one. 2.0.80
 * v2.0, 2014-12-29, hotfix [#267](https://github.com/winlinvip/simple-rtmp-server/issues/267), the forward dest ep should use server. 2.0.79
 * v2.0, 2014-12-29, hotfix [#268](https://github.com/winlinvip/simple-rtmp-server/issues/268), the hls pcr is negative when startup. 2.0.78
 * v2.0, 2014-12-22, hotfix [#264](https://github.com/winlinvip/simple-rtmp-server/issues/264), ignore NALU when sequence header to make HLS happy. 2.0.76

@@ -31,7 +31,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 // current release version
 #define VERSION_MAJOR       2
 #define VERSION_MINOR       0
-#define VERSION_REVISION    79
+#define VERSION_REVISION    80
 // server info.
 #define RTMP_SIG_SRS_KEY "SRS"
 #define RTMP_SIG_SRS_ROLE "origin/edge server"

@@ -1065,10 +1065,15 @@ int __srs_write_aac_adts_frames(Context* context,
             return ERROR_AAC_ADTS_HEADER;
         }
         
+        // the profile = object_id + 1
+        // @see aac-mp4a-format-ISO_IEC_14496-3+2001.pdf, page 78,
+        //      Table 1. A.9 – MPEG-2 Audio profiles and MPEG-4 Audio object types
+        char aac_profile = fh_Profile_ObjectType + 1;
+        
         char* raw_data = stream->data() + stream->pos();
         if ((ret = __srs_write_aac_adts_frame(context,
             sound_format, sound_rate, sound_size, sound_type,
-            fh_Profile_ObjectType, fh_sampling_frequency_index, fh_channel_configuration,
+            aac_profile, fh_sampling_frequency_index, fh_channel_configuration,
             raw_data, raw_data_size, timestamp)) != ERROR_SUCCESS
         ) {
             return ret;