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Added RTMPChunk to FLV converter to FLV lib, improved RTMP debugger to allow for dumping RTMP streams to FLV, improved RTMP debugger to show and work with more details

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This commit is contained in:
Thulinma 2011-08-21 00:35:01 +02:00
parent 3b7af0b95a
commit b240874ede
4 changed files with 100 additions and 5 deletions
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4
RTMP_Parser/Makefile
View file

@ -1,4 +1,4 @@
SRC = main.cpp ../util/amf.cpp ../util/rtmpchunks.cpp ../util/crypto.cpp
SRC = main.cpp ../util/amf.cpp ../util/rtmpchunks.cpp ../util/crypto.cpp ../util/flv_tag.cpp ../util/socket.cpp
OBJ = $(SRC:.cpp=.o)
OUT = RTMP_Parser
INCLUDES =
@ -8,7 +8,7 @@ CC = $(CROSS)g++
LD = $(CROSS)ld
AR = $(CROSS)ar
LIBS = -lssl -lcrypto
.SUFFIXES: .cpp
.SUFFIXES: .cpp
.PHONY: clean default
default: $(OUT)
.cpp.o:

57
RTMP_Parser/main.cpp
View file

@ -2,30 +2,61 @@
/// Debugging tool for RTMP data.
/// Expects RTMP data of one side of the conversion through stdin, outputs human-readable information to stderr.
/// Automatically skips 3073 bytes of handshake data.
/// Optionally reconstructs an FLV file
/// Singular argument is a bitmask indicating the following (defaulting to 0):
/// - 0 = Info: Output chunk meanings and fulltext commands to stderr.
/// - 1 = Reconstruct: Output valid .flv file to stdout.
/// - 2 = Explicit: Audio/video data details.
/// - 4 = Verbose: details about every whole chunk.
#define DEBUG 10 //maximum debugging level
#include <cstdlib>
#include <iostream>
#include <fstream>
#include <string>
#include "../util/flv_tag.h"
#include "../util/amf.h"
#include "../util/rtmpchunks.h"
int Detail = 0;
#define DETAIL_RECONSTRUCT 1
#define DETAIL_EXPLICIT 2
#define DETAIL_VERBOSE 4
/// Debugging tool for RTMP data.
/// Expects RTMP data of one side of the conversion through stdin, outputs human-readable information to stderr.
/// Will output FLV file to stdout, if available
/// Automatically skips 3073 bytes of handshake data.
int main(){
int main(int argc, char ** argv){
if (argc > 1){
Detail = atoi(argv[1]);
fprintf(stderr, "Detail level set:\n");
if ((Detail & DETAIL_RECONSTRUCT) == DETAIL_RECONSTRUCT){
fprintf(stderr, " - Will reconstuct FLV file to stdout\n");
std::cout.write(FLV::Header, 13);
}
if ((Detail & DETAIL_EXPLICIT) == DETAIL_EXPLICIT){
fprintf(stderr, " - Will list explicit video/audio data information\n");
}
if ((Detail & DETAIL_VERBOSE) == DETAIL_VERBOSE){
fprintf(stderr, " - Will list verbose chunk information\n");
}
}
std::string inbuffer;
while (std::cin.good()){inbuffer += std::cin.get();}//read all of std::cin to temp
inbuffer.erase(0, 3073);//strip the handshake part
RTMPStream::Chunk next;
FLV::Tag F;//FLV holder
AMF::Object amfdata("empty", AMF::AMF0_DDV_CONTAINER);
AMF::Object3 amf3data("empty", AMF::AMF3_DDV_CONTAINER);
while (next.Parse(inbuffer)){
if ((Detail & DETAIL_VERBOSE) == DETAIL_VERBOSE){
fprintf(stderr, "Chunk info: CS ID %u, timestamp %u, len %u, type ID %u, Stream ID %u\n", next.cs_id, next.timestamp, next.len, next.msg_type_id, next.msg_stream_id);
}
switch (next.msg_type_id){
case 0://does not exist
fprintf(stderr, "Error chunk - %i, %i, %i, %i, %i\n", next.cs_id, next.timestamp, next.real_len, next.len_left, next.msg_stream_id);
@ -84,9 +115,27 @@ int main(){
break;
case 8:
fprintf(stderr, "Received %i bytes audio data\n", next.len);
if (Detail & (DETAIL_EXPLICIT | DETAIL_RECONSTRUCT)){
F.ChunkLoader(next);
if ((Detail & DETAIL_EXPLICIT) == DETAIL_EXPLICIT){
std::cerr << "Got a " << F.len << " bytes " << F.tagType() << " FLV tag of time " << F.tagTime() << "." << std::endl;
}
if ((Detail & DETAIL_RECONSTRUCT) == DETAIL_RECONSTRUCT){
std::cout.write(F.data, F.len);
}
}
break;
case 9:
fprintf(stderr, "Received %i bytes video data\n", next.len);
if (Detail & (DETAIL_EXPLICIT | DETAIL_RECONSTRUCT)){
F.ChunkLoader(next);
if ((Detail & DETAIL_EXPLICIT) == DETAIL_EXPLICIT){
std::cerr << "Got a " << F.len << " bytes " << F.tagType() << " FLV tag of time " << F.tagTime() << "." << std::endl;
}
if ((Detail & DETAIL_RECONSTRUCT) == DETAIL_RECONSTRUCT){
std::cout.write(F.data, F.len);
}
}
break;
case 15:
fprintf(stderr, "Received AFM3 data message\n");
@ -110,6 +159,10 @@ int main(){
fprintf(stderr, "Received AFM0 data message (metadata):\n");
amfdata = AMF::parse(next.data);
amfdata.Print();
if ((Detail & DETAIL_RECONSTRUCT) == DETAIL_RECONSTRUCT){
F.ChunkLoader(next);
std::cout.write(F.data, F.len);
}
} break;
case 19:
fprintf(stderr, "Received AFM0 shared object\n");