rtpdec_h264: Remove outdated/useless/incorrect comments

RTCP is handled elsewhere, not in the depacketizer for an
individual format.

Signed-off-by: Martin Storsjö <martin@martin.st>

libavformat/rtpdec_h264.c

@@ -30,10 +30,6 @@
  * Single Nal Unit Mode (0), or
  * Non-Interleaved Mode (1).  It currently does not support
  * Interleaved Mode (2). (This requires implementing STAP-B, MTAP16, MTAP24, FU-B packet types)
- *
- * @note TODO:
- * 1) RTCP sender reports for udp streams are required..
- *
  */
 
 #include "libavutil/base64.h"
@@ -49,21 +45,17 @@
 #include "rtpdec.h"
 #include "rtpdec_formats.h"
 
-/**
-    RTP/H264 specific private data.
-*/
 struct PayloadContext {
     //sdp setup parameters
-    uint8_t profile_idc;        ///< from the sdp setup parameters.
-    uint8_t profile_iop;        ///< from the sdp setup parameters.
-    uint8_t level_idc;          ///< from the sdp setup parameters.
-    int packetization_mode;     ///< from the sdp setup parameters.
+    uint8_t profile_idc;
+    uint8_t profile_iop;
+    uint8_t level_idc;
+    int packetization_mode;
 #ifdef DEBUG
     int packet_types_received[32];
 #endif
 };
 
-/* ---------------- private code */
 static int sdp_parse_fmtp_config_h264(AVStream * stream,
                                       PayloadContext * h264_data,
                                       char *attr, char *value)
@@ -99,7 +91,6 @@ static int sdp_parse_fmtp_config_h264(AVStream * stream,
             buffer[0] = value[4]; buffer[1] = value[5];
             level_idc = strtol(buffer, NULL, 16);
 
-            // set the parameters...
             av_log(codec, AV_LOG_DEBUG,
                    "RTP Profile IDC: %x Profile IOP: %x Level: %x\n",
                    profile_idc, profile_iop, level_idc);
@@ -136,7 +127,6 @@ static int sdp_parse_fmtp_config_h264(AVStream * stream,
                 {
                     if(codec->extradata_size)
                     {
-                        // av_realloc?
                         memcpy(dest, codec->extradata, codec->extradata_size);
                         av_free(codec->extradata);
                     }
@@ -213,7 +203,7 @@ static int h264_handle_packet(AVFormatContext *ctx,
                 int src_len= len;
 
                 while (src_len > 2) {
-                    uint16_t nal_size = AV_RB16(src); // this going to be a problem if unaligned (can it be?)
+                    uint16_t nal_size = AV_RB16(src);
 
                     // consume the length of the aggregate...
                     src += 2;
@@ -275,7 +265,7 @@ static int h264_handle_packet(AVFormatContext *ctx,
         if (len > 1) {
             // these are the same as above, we just redo them here for clarity...
             uint8_t fu_indicator = nal;
-            uint8_t fu_header = *buf;   // read the fu_header.
+            uint8_t fu_header = *buf;
             uint8_t start_bit = fu_header >> 7;
 //            uint8_t end_bit = (fu_header & 0x40) >> 6;
             uint8_t nal_type = (fu_header & 0x1f);
@@ -322,7 +312,6 @@ static int h264_handle_packet(AVFormatContext *ctx,
     return result;
 }
 
-/* ---------------- public code */
 static PayloadContext *h264_new_context(void)
 {
     return av_mallocz(sizeof(PayloadContext) + FF_INPUT_BUFFER_PADDING_SIZE);
@@ -380,12 +369,9 @@ static int parse_h264_sdp_line(AVFormatContext *s, int st_index,
         // could use this if we wanted.
     }
 
-    return 0;                   // keep processing it the normal way...
+    return 0;
 }
 
-/**
-This is the structure for expanding on the dynamic rtp protocols (makes everything static. yay!)
-*/
 RTPDynamicProtocolHandler ff_h264_dynamic_handler = {
     .enc_name         = "H264",
     .codec_type       = AVMEDIA_TYPE_VIDEO,