fix the unicode to ascii

@@ -265,8 +265,8 @@ int SrsMpegtsOverUdp::on_ts_message(SrsTsMessage* msg)
     //      because when audio stream_number is 0, the elementary is ADTS(aac-mp4a-format-ISO_IEC_14496-3+2001.pdf, page 75, 1.A.2.2 ADTS).
     //      because when audio stream_number is 0, the elementary is ADTS(aac-mp4a-format-ISO_IEC_14496-3+2001.pdf, page 75, 1.A.2.2 ADTS).
 
 
     // about the bytes of PES_packet_data_byte, defined in hls-mpeg-ts-iso13818-1.pdf, page 58
     // about the bytes of PES_packet_data_byte, defined in hls-mpeg-ts-iso13818-1.pdf, page 58
-    // PES_packet_data_byte ¨C PES_packet_data_bytes shall be contiguous bytes of data from the elementary stream
-    // indicated by the packet¡¯s stream_id or PID. When the elementary stream data conforms to ITU-T
+    // PES_packet_data_byte "C PES_packet_data_bytes shall be contiguous bytes of data from the elementary stream
+    // indicated by the packets stream_id or PID. When the elementary stream data conforms to ITU-T
     // Rec. H.262 | ISO/IEC 13818-2 or ISO/IEC 13818-3, the PES_packet_data_bytes shall be byte aligned to the bytes of this
     // Rec. H.262 | ISO/IEC 13818-2 or ISO/IEC 13818-3, the PES_packet_data_bytes shall be byte aligned to the bytes of this
     // Recommendation | International Standard. The byte-order of the elementary stream shall be preserved. The number of
     // Recommendation | International Standard. The byte-order of the elementary stream shall be preserved. The number of
     // PES_packet_data_bytes, N, is specified by the PES_packet_length field. N shall be equal to the value indicated in the
     // PES_packet_data_bytes, N, is specified by the PES_packet_length field. N shall be equal to the value indicated in the
@@ -277,12 +277,12 @@ int SrsMpegtsOverUdp::on_ts_message(SrsTsMessage* msg)
     // PES_packet_data_byte field are user definable and will not be specified by ITU-T | ISO/IEC in the future.
     // PES_packet_data_byte field are user definable and will not be specified by ITU-T | ISO/IEC in the future.
 
 
     // about the bytes of stream_id, define in  hls-mpeg-ts-iso13818-1.pdf, page 49
     // about the bytes of stream_id, define in  hls-mpeg-ts-iso13818-1.pdf, page 49
-    // stream_id ¨C In Program Streams, the stream_id specifies the type and number of the elementary stream as defined by the
+    // stream_id "C In Program Streams, the stream_id specifies the type and number of the elementary stream as defined by the
     // stream_id Table 2-18. In Transport Streams, the stream_id may be set to any valid value which correctly describes the
     // stream_id Table 2-18. In Transport Streams, the stream_id may be set to any valid value which correctly describes the
     // elementary stream type as defined in Table 2-18. In Transport Streams, the elementary stream type is specified in the
     // elementary stream type as defined in Table 2-18. In Transport Streams, the elementary stream type is specified in the
     // Program Specific Information as specified in 2.4.4.
     // Program Specific Information as specified in 2.4.4.
 
 
-    // about the stream_id table, define in Table 2-18 ¨C Stream_id assignments, hls-mpeg-ts-iso13818-1.pdf, page 52.
+    // about the stream_id table, define in Table 2-18 "C Stream_id assignments, hls-mpeg-ts-iso13818-1.pdf, page 52.
     // 
     // 
     // 110x xxxx
     // 110x xxxx
     // ISO/IEC 13818-3 or ISO/IEC 11172-3 or ISO/IEC 13818-7 or ISO/IEC
     // ISO/IEC 13818-3 or ISO/IEC 11172-3 or ISO/IEC 13818-7 or ISO/IEC

@@ -143,11 +143,11 @@ public:
     // minflt %lu  The number of minor faults the process has made which have not required loading  a  memory  page  from
     // minflt %lu  The number of minor faults the process has made which have not required loading  a  memory  page  from
     //             disk.
     //             disk.
     unsigned long minflt;
     unsigned long minflt;
-    // cminflt %lu The number of minor faults that the process’s waited-for children have made.
+    // cminflt %lu The number of minor faults that the process's waited-for children have made.
     unsigned long cminflt;
     unsigned long cminflt;
     // majflt %lu  The number of major faults the process has made which have required loading a memory page from disk.
     // majflt %lu  The number of major faults the process has made which have required loading a memory page from disk.
     unsigned long majflt;
     unsigned long majflt;
-    // cmajflt %lu The number of major faults that the process’s waited-for children have made.
+    // cmajflt %lu The number of major faults that the process's waited-for children have made.
     unsigned long cmajflt;
     unsigned long cmajflt;
     // utime %lu   Amount  of  time that this process has been scheduled in user mode, measured in clock ticks (divide by
     // utime %lu   Amount  of  time that this process has been scheduled in user mode, measured in clock ticks (divide by
     //             sysconf(_SC_CLK_TCK).  This includes guest time, guest_time (time spent running  a  virtual  CPU,  see
     //             sysconf(_SC_CLK_TCK).  This includes guest time, guest_time (time spent running  a  virtual  CPU,  see
@@ -157,11 +157,11 @@ public:
     // stime %lu   Amount of time that this process has been scheduled in kernel mode, measured in clock ticks (divide by
     // stime %lu   Amount of time that this process has been scheduled in kernel mode, measured in clock ticks (divide by
     //             sysconf(_SC_CLK_TCK).
     //             sysconf(_SC_CLK_TCK).
     unsigned long stime;
     unsigned long stime;
-    // cutime %ld  Amount  of  time that this process’s waited-for children have been scheduled in user mode, measured in
+    // cutime %ld  Amount  of  time that this process's waited-for children have been scheduled in user mode, measured in
     //             clock ticks (divide  by  sysconf(_SC_CLK_TCK).   (See  also  times(2).)   This  includes  guest  time,
     //             clock ticks (divide  by  sysconf(_SC_CLK_TCK).   (See  also  times(2).)   This  includes  guest  time,
     //             cguest_time (time spent running a virtual CPU, see below).
     //             cguest_time (time spent running a virtual CPU, see below).
     long cutime;
     long cutime;
-    // cstime %ld  Amount of time that this process’s waited-for children have been scheduled in kernel mode, measured in
+    // cstime %ld  Amount of time that this process's waited-for children have been scheduled in kernel mode, measured in
     //             clock ticks (divide by sysconf(_SC_CLK_TCK).
     //             clock ticks (divide by sysconf(_SC_CLK_TCK).
     long cstime;
     long cstime;
     // priority %ld
     // priority %ld
@@ -251,7 +251,7 @@ public:
     //             clock ticks (divide by sysconf(_SC_CLK_TCK).
     //             clock ticks (divide by sysconf(_SC_CLK_TCK).
     unsigned long guest_time;
     unsigned long guest_time;
     // cguest_time %ld (since Linux 2.6.24)
     // cguest_time %ld (since Linux 2.6.24)
-    //             Guest time of the process’s children, measured in clock ticks (divide by sysconf(_SC_CLK_TCK).
+    //             Guest time of the process's children, measured in clock ticks (divide by sysconf(_SC_CLK_TCK).
     long cguest_time;
     long cguest_time;
     
     
 public:
 public:

@@ -276,7 +276,7 @@ enum SrsCodecAudioSoundType
 };
 };
 
 
 /**
 /**
- * Table 7-1 – NAL unit type codes, syntax element categories, and NAL unit type classes
+ * Table 7-1 - NAL unit type codes, syntax element categories, and NAL unit type classes
  * H.264-AVC-ISO_IEC_14496-10-2012.pdf, page 83.
  * H.264-AVC-ISO_IEC_14496-10-2012.pdf, page 83.
  */
  */
 enum SrsAvcNaluType
 enum SrsAvcNaluType
@@ -448,7 +448,7 @@ enum SrsAacObjectType
 {
 {
     SrsAacObjectTypeReserved = 0,
     SrsAacObjectTypeReserved = 0,
     
     
-    // Table 1.1 – Audio Object Type definition
+    // Table 1.1 - Audio Object Type definition
     // @see @see aac-mp4a-format-ISO_IEC_14496-3+2001.pdf, page 23
     // @see @see aac-mp4a-format-ISO_IEC_14496-3+2001.pdf, page 23
     SrsAacObjectTypeAacMain = 1,
     SrsAacObjectTypeAacMain = 1,
     SrsAacObjectTypeAacLC = 2,
     SrsAacObjectTypeAacLC = 2,

@@ -2898,7 +2898,7 @@ int SrsTsCache::do_cache_avc(SrsAvcAacCodec* codec, SrsCodecSample* sample)
      *       xxxxxxx // data bytes.
      *       xxxxxxx // data bytes.
      *
      *
      * nal_unit_type specifies the type of RBSP data structure contained in the NAL unit as specified in Table 7-1.
      * nal_unit_type specifies the type of RBSP data structure contained in the NAL unit as specified in Table 7-1.
-     * Table 7-1 – NAL unit type codes, syntax element categories, and NAL unit type classes
+     * Table 7-1 - NAL unit type codes, syntax element categories, and NAL unit type classes
      * H.264-AVC-ISO_IEC_14496-10-2012.pdf, page 83.
      * H.264-AVC-ISO_IEC_14496-10-2012.pdf, page 83.
      *      1, Coded slice of a non-IDR picture slice_layer_without_partitioning_rbsp( )
      *      1, Coded slice of a non-IDR picture slice_layer_without_partitioning_rbsp( )
      *      2, Coded slice data partition A slice_data_partition_a_layer_rbsp( )
      *      2, Coded slice data partition A slice_data_partition_a_layer_rbsp( )

@@ -182,7 +182,7 @@ struct SrsTsChannel
 
 
 /**
 /**
 * the stream_id of PES payload of ts packet.
 * the stream_id of PES payload of ts packet.
-* Table 2-18 – Stream_id assignments, hls-mpeg-ts-iso13818-1.pdf, page 52.
+* Table 2-18 - Stream_id assignments, hls-mpeg-ts-iso13818-1.pdf, page 52.
 */
 */
 enum SrsTsPESStreamId
 enum SrsTsPESStreamId
 {
 {
@@ -236,7 +236,7 @@ enum SrsTsPESStreamId
     // FlexMux_stream
     // FlexMux_stream
     SrsTsPESStreamIdFlexMuxStream               = 0xfb, // 0b11111011
     SrsTsPESStreamIdFlexMuxStream               = 0xfb, // 0b11111011
     // reserved data stream
     // reserved data stream
-    // 1111 1100 … 1111 1110
+    // 1111 1100 ... 1111 1110
     // program_stream_directory
     // program_stream_directory
     SrsTsPESStreamIdProgramStreamDirectory      = 0xff, // 0b11111111
     SrsTsPESStreamIdProgramStreamDirectory      = 0xff, // 0b11111111
 };
 };
@@ -1208,7 +1208,7 @@ public:
     // NB
     // NB
     /**
     /**
     * PES_packet_data_bytes shall be contiguous bytes of data from the elementary stream
     * PES_packet_data_bytes shall be contiguous bytes of data from the elementary stream
-    * indicated by the packet’s stream_id or PID. When the elementary stream data conforms to ITU-T
+    * indicated by the packet's stream_id or PID. When the elementary stream data conforms to ITU-T
     * Rec. H.262 | ISO/IEC 13818-2 or ISO/IEC 13818-3, the PES_packet_data_bytes shall be byte aligned to the bytes of this
     * Rec. H.262 | ISO/IEC 13818-2 or ISO/IEC 13818-3, the PES_packet_data_bytes shall be byte aligned to the bytes of this
     * Recommendation | International Standard. The byte-order of the elementary stream shall be preserved. The number of
     * Recommendation | International Standard. The byte-order of the elementary stream shall be preserved. The number of
     * PES_packet_data_bytes, N, is specified by the PES_packet_length field. N shall be equal to the value indicated in the
     * PES_packet_data_bytes, N, is specified by the PES_packet_length field. N shall be equal to the value indicated in the

@@ -61,7 +61,7 @@ int srs_avc_nalu_read_uev(SrsBitStream* stream, int32_t& v)
     //      for( b = 0; !b; leadingZeroBits++ )
     //      for( b = 0; !b; leadingZeroBits++ )
     //          b = read_bits( 1 )
     //          b = read_bits( 1 )
     // The variable codeNum is then assigned as follows:
     // The variable codeNum is then assigned as follows:
-    //      codeNum = (2<<leadingZeroBits) – 1 + read_bits( leadingZeroBits )
+    //      codeNum = (2<<leadingZeroBits) - 1 + read_bits( leadingZeroBits )
     int leadingZeroBits = -1;
     int leadingZeroBits = -1;
     for (int8_t b = 0; !b && !stream->empty(); leadingZeroBits++) {
     for (int8_t b = 0; !b && !stream->empty(); leadingZeroBits++) {
         b = stream->read_bit();
         b = stream->read_bit();

@@ -723,8 +723,8 @@ int SrsIngestSrsOutput::on_ts_message(SrsTsMessage* msg)
     //      because when audio stream_number is 0, the elementary is ADTS(aac-mp4a-format-ISO_IEC_14496-3+2001.pdf, page 75, 1.A.2.2 ADTS).
     //      because when audio stream_number is 0, the elementary is ADTS(aac-mp4a-format-ISO_IEC_14496-3+2001.pdf, page 75, 1.A.2.2 ADTS).
     
     
     // about the bytes of PES_packet_data_byte, defined in hls-mpeg-ts-iso13818-1.pdf, page 58
     // about the bytes of PES_packet_data_byte, defined in hls-mpeg-ts-iso13818-1.pdf, page 58
-    // PES_packet_data_byte ¨C PES_packet_data_bytes shall be contiguous bytes of data from the elementary stream
-    // indicated by the packet¡¯s stream_id or PID. When the elementary stream data conforms to ITU-T
+    // PES_packet_data_byte "C PES_packet_data_bytes shall be contiguous bytes of data from the elementary stream
+    // indicated by the packets stream_id or PID. When the elementary stream data conforms to ITU-T
     // Rec. H.262 | ISO/IEC 13818-2 or ISO/IEC 13818-3, the PES_packet_data_bytes shall be byte aligned to the bytes of this
     // Rec. H.262 | ISO/IEC 13818-2 or ISO/IEC 13818-3, the PES_packet_data_bytes shall be byte aligned to the bytes of this
     // Recommendation | International Standard. The byte-order of the elementary stream shall be preserved. The number of
     // Recommendation | International Standard. The byte-order of the elementary stream shall be preserved. The number of
     // PES_packet_data_bytes, N, is specified by the PES_packet_length field. N shall be equal to the value indicated in the
     // PES_packet_data_bytes, N, is specified by the PES_packet_length field. N shall be equal to the value indicated in the
@@ -735,12 +735,12 @@ int SrsIngestSrsOutput::on_ts_message(SrsTsMessage* msg)
     // PES_packet_data_byte field are user definable and will not be specified by ITU-T | ISO/IEC in the future.
     // PES_packet_data_byte field are user definable and will not be specified by ITU-T | ISO/IEC in the future.
     
     
     // about the bytes of stream_id, define in  hls-mpeg-ts-iso13818-1.pdf, page 49
     // about the bytes of stream_id, define in  hls-mpeg-ts-iso13818-1.pdf, page 49
-    // stream_id ¨C In Program Streams, the stream_id specifies the type and number of the elementary stream as defined by the
+    // stream_id "C In Program Streams, the stream_id specifies the type and number of the elementary stream as defined by the
     // stream_id Table 2-18. In Transport Streams, the stream_id may be set to any valid value which correctly describes the
     // stream_id Table 2-18. In Transport Streams, the stream_id may be set to any valid value which correctly describes the
     // elementary stream type as defined in Table 2-18. In Transport Streams, the elementary stream type is specified in the
     // elementary stream type as defined in Table 2-18. In Transport Streams, the elementary stream type is specified in the
     // Program Specific Information as specified in 2.4.4.
     // Program Specific Information as specified in 2.4.4.
     
     
-    // about the stream_id table, define in Table 2-18 ¨C Stream_id assignments, hls-mpeg-ts-iso13818-1.pdf, page 52.
+    // about the stream_id table, define in Table 2-18 "C Stream_id assignments, hls-mpeg-ts-iso13818-1.pdf, page 52.
     //
     //
     // 110x xxxx
     // 110x xxxx
     // ISO/IEC 13818-3 or ISO/IEC 11172-3 or ISO/IEC 13818-7 or ISO/IEC
     // ISO/IEC 13818-3 or ISO/IEC 11172-3 or ISO/IEC 13818-7 or ISO/IEC

@@ -358,8 +358,8 @@ int SrsRawAacStream::adts_demux(SrsStream* stream, char** pframe, int* pnb_frame
         int8_t protection_absent = pav & 0x01;
         int8_t protection_absent = pav & 0x01;
         
         
         /**
         /**
-        * ID: MPEG identifier, set to ‘1’ if the audio data in the ADTS stream are MPEG-2 AAC (See ISO/IEC 13818-7)
-        * and set to ‘0’ if the audio data are MPEG-4. See also ISO/IEC 11172-3, subclause 2.4.2.3.
+        * ID: MPEG identifier, set to '1' if the audio data in the ADTS stream are MPEG-2 AAC (See ISO/IEC 13818-7)
+        * and set to '0' if the audio data are MPEG-4. See also ISO/IEC 11172-3, subclause 2.4.2.3.
         */
         */
         if (id != 0x01) {
         if (id != 0x01) {
             srs_info("adts: id must be 1(aac), actual 0(mp4a). ret=%d", ret);
             srs_info("adts: id must be 1(aac), actual 0(mp4a). ret=%d", ret);

@@ -1445,7 +1445,7 @@ int SrsProtocol::recv_interlaced_message(SrsCommonMessage** pmsg)
 * Header field may be 1, 2, or 3 bytes, depending on the chunk stream
 * Header field may be 1, 2, or 3 bytes, depending on the chunk stream
 * ID.
 * ID.
 * 
 * 
-* The bits 0–5 (least significant) in the chunk basic header represent
+* The bits 0-5 (least significant) in the chunk basic header represent
 * the chunk stream ID.
 * the chunk stream ID.
 *
 *
 * Chunk stream IDs 2-63 can be encoded in the 1-byte version of this
 * Chunk stream IDs 2-63 can be encoded in the 1-byte version of this
@@ -1651,14 +1651,14 @@ int SrsProtocol::read_message_header(SrsChunkStream* chunk, char fmt)
         // timestamp: 3 bytes
         // timestamp: 3 bytes
         // If the timestamp is greater than or equal to 16777215
         // If the timestamp is greater than or equal to 16777215
         // (hexadecimal 0x00ffffff), this value MUST be 16777215, and the
         // (hexadecimal 0x00ffffff), this value MUST be 16777215, and the
-        // ‘extended timestamp header’ MUST be present. Otherwise, this value
+        // 'extended timestamp header' MUST be present. Otherwise, this value
         // SHOULD be the entire timestamp.
         // SHOULD be the entire timestamp.
         //
         //
         // fmt: 1 or 2
         // fmt: 1 or 2
         // timestamp delta: 3 bytes
         // timestamp delta: 3 bytes
         // If the delta is greater than or equal to 16777215 (hexadecimal
         // If the delta is greater than or equal to 16777215 (hexadecimal
-        // 0x00ffffff), this value MUST be 16777215, and the ‘extended
-        // timestamp header’ MUST be present. Otherwise, this value SHOULD be
+        // 0x00ffffff), this value MUST be 16777215, and the 'extended
+        // timestamp header' MUST be present. Otherwise, this value SHOULD be
         // the entire delta.
         // the entire delta.
         chunk->extended_timestamp = (chunk->header.timestamp_delta >= RTMP_EXTENDED_TIMESTAMP);
         chunk->extended_timestamp = (chunk->header.timestamp_delta >= RTMP_EXTENDED_TIMESTAMP);
         if (!chunk->extended_timestamp) {
         if (!chunk->extended_timestamp) {

@@ -725,7 +725,7 @@ class SrsConnectAppPacket : public SrsPacket
 {
 {
 public:
 public:
     /**
     /**
-    * Name of the command. Set to “connect”.
+    * Name of the command. Set to "connect".
     */
     */
     std::string command_name;
     std::string command_name;
     /**
     /**
@@ -778,8 +778,8 @@ public:
     */
     */
     SrsAmf0Object* props;
     SrsAmf0Object* props;
     /**
     /**
-    * Name-value pairs that describe the response from|the server. ‘code’,
-    * ‘level’, ‘description’ are names of few among such information.
+    * Name-value pairs that describe the response from|the server. 'code',
+    * 'level', 'description' are names of few among such information.
     * @remark, never be NULL.
     * @remark, never be NULL.
     */
     */
     SrsAmf0Object* info;
     SrsAmf0Object* info;
@@ -887,7 +887,7 @@ class SrsCreateStreamPacket : public SrsPacket
 {
 {
 public:
 public:
     /**
     /**
-    * Name of the command. Set to “createStream”.
+    * Name of the command. Set to "createStream".
     */
     */
     std::string command_name;
     std::string command_name;
     /**
     /**
@@ -958,7 +958,7 @@ class SrsCloseStreamPacket : public SrsPacket
 {
 {
 public:
 public:
     /**
     /**
-    * Name of the command, set to “closeStream”.
+    * Name of the command, set to "closeStream".
     */
     */
     std::string command_name;
     std::string command_name;
     /**
     /**
@@ -1069,7 +1069,7 @@ class SrsPublishPacket : public SrsPacket
 {
 {
 public:
 public:
     /**
     /**
-    * Name of the command, set to “publish”.
+    * Name of the command, set to "publish".
     */
     */
     std::string command_name;
     std::string command_name;
     /**
     /**
@@ -1086,7 +1086,7 @@ public:
     */
     */
     std::string stream_name;
     std::string stream_name;
     /**
     /**
-    * Type of publishing. Set to “live”, “record”, or “append”.
+    * Type of publishing. Set to "live", "record", or "append".
     *   record: The stream is published and the data is recorded to a new file.The file
     *   record: The stream is published and the data is recorded to a new file.The file
     *           is stored on the server in a subdirectory within the directory that
     *           is stored on the server in a subdirectory within the directory that
     *           contains the server application. If the file already exists, it is 
     *           contains the server application. If the file already exists, it is 
@@ -1122,7 +1122,7 @@ class SrsPausePacket : public SrsPacket
 {
 {
 public:
 public:
     /**
     /**
-    * Name of the command, set to “pause”.
+    * Name of the command, set to "pause".
     */
     */
     std::string command_name;
     std::string command_name;
     /**
     /**
@@ -1161,7 +1161,7 @@ class SrsPlayPacket : public SrsPacket
 {
 {
 public:
 public:
     /**
     /**
-    * Name of the command. Set to “play”.
+    * Name of the command. Set to "play".
     */
     */
     std::string command_name;
     std::string command_name;
     /**
     /**
@@ -1325,7 +1325,7 @@ public:
     SrsAmf0Any* args; // null
     SrsAmf0Any* args; // null
     /**
     /**
     * Name-value pairs that describe the response from the server. 
     * Name-value pairs that describe the response from the server. 
-    * ‘code’,‘level’, ‘description’ are names of few among such information.
+    * 'code','level', 'description' are names of few among such information.
     * @remark, never be NULL, an AMF0 object instance.
     * @remark, never be NULL, an AMF0 object instance.
     */
     */
     SrsAmf0Object* data;
     SrsAmf0Object* data;
@@ -1367,7 +1367,7 @@ public:
     SrsAmf0Any* args; // null
     SrsAmf0Any* args; // null
     /**
     /**
     * Name-value pairs that describe the response from the server.
     * Name-value pairs that describe the response from the server.
-    * ‘code’,‘level’, ‘description’ are names of few among such information.
+    * 'code','level', 'description' are names of few among such information.
     * @remark, never be NULL, an AMF0 object instance.
     * @remark, never be NULL, an AMF0 object instance.
     */
     */
     SrsAmf0Object* data;
     SrsAmf0Object* data;
@@ -1425,7 +1425,7 @@ public:
     std::string command_name;
     std::string command_name;
     /**
     /**
     * Name-value pairs that describe the response from the server.
     * Name-value pairs that describe the response from the server.
-    * ‘code’, are names of few among such information.
+    * 'code', are names of few among such information.
     * @remark, never be NULL, an AMF0 object instance.
     * @remark, never be NULL, an AMF0 object instance.
     */
     */
     SrsAmf0Object* data;
     SrsAmf0Object* data;
@@ -1707,7 +1707,7 @@ enum SrcPCUCEventType
 * +------------------------------+-------------------------
 * +------------------------------+-------------------------
 * | Event Type ( 2- bytes ) | Event Data
 * | Event Type ( 2- bytes ) | Event Data
 * +------------------------------+-------------------------
 * +------------------------------+-------------------------
-* Figure 5 Pay load for the ‘User Control Message’.
+* Figure 5 Pay load for the 'User Control Message'.
 */
 */
 class SrsUserControlPacket : public SrsPacket
 class SrsUserControlPacket : public SrsPacket
 {
 {