modify the rcmode parameter range (#428)

* test

* test

* ffmpeg pushes RTMP with error conversion failed

* encod JPEG, QP exceeds 51 coredump

* modify jpeg maxqp value

* modify maxqp

* DAC output error, left and right channels reversed

* Multi channel RTSP audio push problem

* play 16k noise

* aplay play 32 bit sampled audio only one channel has sound

* Increase live555 buffer to avoid frame loss

* reduce the buffer size to support 4-way rtsp streams at the same time

* modify rcmode

Co-authored-by: zhangxiaojingCAN <[email protected]>

package/encode_app/src/main.cpp

@@ -2022,7 +2022,7 @@ int parse_cmd(int argc, char *argv[])
       printf("-inframes: input frames for input file\n");
       printf("-outframes: output frames for output file\n");
       printf("-gop: gop length in frames including the I picture,use in IDR\n");
-      printf("-rcmode: 0:CONST_QP  1:CBR  2:VBR 3:jpg\n");
+      printf("-rcmode: 0:CONST_QP  1:CBR  2:VBR\n");
       printf("-bitrate: bitrate(Kb)\n");
       printf("-maxbitrate: max bitrate(Kb),use in vbr\n");
       printf("-profile: 0: base  1:main 2:high\n");