rtmp: Add support for receiving incoming streams
Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
parent
7ebe3962f3
commit
e5f2731c73
@ -188,6 +188,11 @@ application specified in @var{app}, may be prefixed by "mp4:". You
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can override the value parsed from the URI through the @code{rtmp_playpath}
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option, too.
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@item listen
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Act as a server, listening for an incoming connection.
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@item timeout
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Maximum time to wait for the incoming connection. Implies listen.
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@end table
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Additionally, the following parameters can be set via command line options
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@ -29,6 +29,7 @@
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#include "libavutil/intfloat.h"
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#include "libavutil/lfg.h"
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#include "libavutil/opt.h"
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#include "libavutil/random_seed.h"
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#include "libavutil/sha.h"
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#include "avformat.h"
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#include "internal.h"
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@ -51,6 +52,7 @@
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#define PLAYPATH_MAX_LENGTH 256
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#define TCURL_MAX_LENGTH 512
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#define FLASHVER_MAX_LENGTH 64
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#define RTMP_PKTDATA_DEFAULT_SIZE 4096
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/** RTMP protocol handler state */
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typedef enum {
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@ -59,6 +61,7 @@ typedef enum {
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STATE_FCPUBLISH, ///< client FCPublishing stream (for output)
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STATE_PLAYING, ///< client has started receiving multimedia data from server
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STATE_PUBLISHING, ///< client has started sending multimedia data to server (for output)
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STATE_RECEIVING, ///< received a publish command (for input)
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STATE_STOPPED, ///< the broadcast has been stopped
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} ClientState;
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@ -110,6 +113,9 @@ typedef struct RTMPContext {
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TrackedMethod*tracked_methods; ///< tracked methods buffer
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int nb_tracked_methods; ///< number of tracked methods
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int tracked_methods_size; ///< size of the tracked methods buffer
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int listen; ///< listen mode flag
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int listen_timeout; ///< listen timeout to wait for new connections
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int nb_streamid; ///< The next stream id to return on createStream calls
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} RTMPContext;
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#define PLAYER_KEY_OPEN_PART_LEN 30 ///< length of partial key used for first client digest signing
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@ -377,6 +383,151 @@ static int gen_connect(URLContext *s, RTMPContext *rt)
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return rtmp_send_packet(rt, &pkt, 1);
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}
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static int read_connect(URLContext *s, RTMPContext *rt)
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{
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RTMPPacket pkt = { 0 };
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uint8_t *p;
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const uint8_t *cp;
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int ret;
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char command[64];
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int stringlen;
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double seqnum;
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uint8_t tmpstr[256];
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GetByteContext gbc;
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if ((ret = ff_rtmp_packet_read(rt->stream, &pkt, rt->in_chunk_size,
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rt->prev_pkt[1])) < 0)
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return ret;
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cp = pkt.data;
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bytestream2_init(&gbc, cp, pkt.data_size);
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if (ff_amf_read_string(&gbc, command, sizeof(command), &stringlen)) {
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av_log(s, AV_LOG_ERROR, "Unable to read command string\n");
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ff_rtmp_packet_destroy(&pkt);
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return AVERROR_INVALIDDATA;
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}
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if (strcmp(command, "connect")) {
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av_log(s, AV_LOG_ERROR, "Expecting connect, got %s\n", command);
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ff_rtmp_packet_destroy(&pkt);
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return AVERROR_INVALIDDATA;
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}
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ret = ff_amf_read_number(&gbc, &seqnum);
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if (ret)
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av_log(s, AV_LOG_WARNING, "SeqNum not found\n");
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/* Here one could parse an AMF Object with data as flashVers and others. */
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ret = ff_amf_get_field_value(gbc.buffer,
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gbc.buffer + bytestream2_get_bytes_left(&gbc),
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"app", tmpstr, sizeof(tmpstr));
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if (ret)
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av_log(s, AV_LOG_WARNING, "App field not found in connect\n");
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if (!ret && strcmp(tmpstr, rt->app))
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av_log(s, AV_LOG_WARNING, "App field don't match up: %s <-> %s\n",
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tmpstr, rt->app);
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ff_rtmp_packet_destroy(&pkt);
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// Send Window Acknowledgement Size (as defined in speficication)
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if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL,
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RTMP_PT_SERVER_BW, 0, 4)) < 0)
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return ret;
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p = pkt.data;
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bytestream_put_be32(&p, rt->server_bw);
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pkt.data_size = p - pkt.data;
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ret = ff_rtmp_packet_write(rt->stream, &pkt, rt->out_chunk_size,
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rt->prev_pkt[1]);
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ff_rtmp_packet_destroy(&pkt);
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if (ret < 0)
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return ret;
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// Send Peer Bandwidth
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if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL,
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RTMP_PT_CLIENT_BW, 0, 5)) < 0)
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return ret;
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p = pkt.data;
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bytestream_put_be32(&p, rt->server_bw);
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bytestream_put_byte(&p, 2); // dynamic
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pkt.data_size = p - pkt.data;
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ret = ff_rtmp_packet_write(rt->stream, &pkt, rt->out_chunk_size,
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rt->prev_pkt[1]);
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ff_rtmp_packet_destroy(&pkt);
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if (ret < 0)
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return ret;
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// Ping request
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if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL,
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RTMP_PT_PING, 0, 6)) < 0)
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return ret;
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p = pkt.data;
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bytestream_put_be16(&p, 0); // 0 -> Stream Begin
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bytestream_put_be32(&p, 0);
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ret = ff_rtmp_packet_write(rt->stream, &pkt, rt->out_chunk_size,
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rt->prev_pkt[1]);
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ff_rtmp_packet_destroy(&pkt);
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if (ret < 0)
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return ret;
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// Chunk size
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if ((ret = ff_rtmp_packet_create(&pkt, RTMP_SYSTEM_CHANNEL,
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RTMP_PT_CHUNK_SIZE, 0, 4)) < 0)
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return ret;
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p = pkt.data;
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bytestream_put_be32(&p, rt->out_chunk_size);
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ret = ff_rtmp_packet_write(rt->stream, &pkt, rt->out_chunk_size,
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rt->prev_pkt[1]);
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ff_rtmp_packet_destroy(&pkt);
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if (ret < 0)
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return ret;
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// Send result_ NetConnection.Connect.Success to connect
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if ((ret = ff_rtmp_packet_create(&pkt, RTMP_SYSTEM_CHANNEL,
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RTMP_PT_INVOKE, 0,
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RTMP_PKTDATA_DEFAULT_SIZE)) < 0)
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return ret;
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p = pkt.data;
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ff_amf_write_string(&p, "_result");
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ff_amf_write_number(&p, seqnum);
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ff_amf_write_object_start(&p);
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ff_amf_write_field_name(&p, "fmsVer");
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ff_amf_write_string(&p, "FMS/3,0,1,123");
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ff_amf_write_field_name(&p, "capabilities");
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ff_amf_write_number(&p, 31);
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ff_amf_write_object_end(&p);
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ff_amf_write_object_start(&p);
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ff_amf_write_field_name(&p, "level");
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ff_amf_write_string(&p, "status");
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ff_amf_write_field_name(&p, "code");
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ff_amf_write_string(&p, "NetConnection.Connect.Success");
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ff_amf_write_field_name(&p, "description");
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ff_amf_write_string(&p, "Connection succeeded.");
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ff_amf_write_field_name(&p, "objectEncoding");
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ff_amf_write_number(&p, 0);
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ff_amf_write_object_end(&p);
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pkt.data_size = p - pkt.data;
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ret = ff_rtmp_packet_write(rt->stream, &pkt, rt->out_chunk_size,
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rt->prev_pkt[1]);
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ff_rtmp_packet_destroy(&pkt);
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if (ret < 0)
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return ret;
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if ((ret = ff_rtmp_packet_create(&pkt, RTMP_SYSTEM_CHANNEL,
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RTMP_PT_INVOKE, 0, 30)) < 0)
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return ret;
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p = pkt.data;
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ff_amf_write_string(&p, "onBWDone");
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ff_amf_write_number(&p, 0);
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ff_amf_write_null(&p);
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ff_amf_write_number(&p, 8192);
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pkt.data_size = p - pkt.data;
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ret = ff_rtmp_packet_write(rt->stream, &pkt, rt->out_chunk_size,
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rt->prev_pkt[1]);
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ff_rtmp_packet_destroy(&pkt);
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return ret;
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}
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/**
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* Generate 'releaseStream' call and send it to the server. It should make
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* the server release some channel for media streams.
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@ -1138,6 +1289,123 @@ static int rtmp_handshake(URLContext *s, RTMPContext *rt)
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return 0;
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}
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static int rtmp_receive_hs_packet(RTMPContext* rt, uint32_t *first_int,
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uint32_t *second_int, char *arraydata,
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int size)
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{
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ssize_t inoutsize;
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inoutsize = ffurl_read_complete(rt->stream, arraydata,
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RTMP_HANDSHAKE_PACKET_SIZE);
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if (inoutsize <= 0)
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return AVERROR(EIO);
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if (inoutsize != RTMP_HANDSHAKE_PACKET_SIZE) {
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av_log(rt, AV_LOG_ERROR, "Erroneous Message size %d"
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" not following standard\n", (int)inoutsize);
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return AVERROR(EINVAL);
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}
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*first_int = AV_RB32(arraydata);
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*second_int = AV_RB32(arraydata + 4);
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return 0;
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}
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static int rtmp_send_hs_packet(RTMPContext* rt, uint32_t first_int,
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uint32_t second_int, char *arraydata, int size)
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{
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ssize_t inoutsize;
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AV_WB32(arraydata, first_int);
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AV_WB32(arraydata + 4, first_int);
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inoutsize = ffurl_write(rt->stream, arraydata,
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RTMP_HANDSHAKE_PACKET_SIZE);
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if (inoutsize != RTMP_HANDSHAKE_PACKET_SIZE) {
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av_log(rt, AV_LOG_ERROR, "Unable to write answer\n");
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return AVERROR(EIO);
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}
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return 0;
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}
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/**
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* rtmp handshake server side
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*/
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static int rtmp_server_handshake(URLContext *s, RTMPContext *rt)
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{
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uint8_t buffer[RTMP_HANDSHAKE_PACKET_SIZE];
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uint32_t hs_epoch;
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uint32_t hs_my_epoch;
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uint8_t hs_c1[RTMP_HANDSHAKE_PACKET_SIZE];
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uint8_t hs_s1[RTMP_HANDSHAKE_PACKET_SIZE];
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uint32_t zeroes;
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uint32_t temp = 0;
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int randomidx = 0;
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ssize_t inoutsize = 0;
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int ret;
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inoutsize = ffurl_read_complete(rt->stream, buffer, 1); // Receive C0
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if (inoutsize <= 0) {
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av_log(s, AV_LOG_ERROR, "Unable to read handshake\n");
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return AVERROR(EIO);
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}
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// Check Version
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if (buffer[0] != 3) {
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av_log(s, AV_LOG_ERROR, "RTMP protocol version mismatch\n");
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return AVERROR(EIO);
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}
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if (ffurl_write(rt->stream, buffer, 1) <= 0) { // Send S0
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av_log(s, AV_LOG_ERROR,
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"Unable to write answer - RTMP S0\n");
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return AVERROR(EIO);
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}
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/* Receive C1 */
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ret = rtmp_receive_hs_packet(rt, &hs_epoch, &zeroes, hs_c1,
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RTMP_HANDSHAKE_PACKET_SIZE);
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if (ret) {
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av_log(s, AV_LOG_ERROR, "RTMP Handshake C1 Error\n");
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return ret;
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}
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if (zeroes)
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av_log(s, AV_LOG_WARNING, "Erroneous C1 Message zero != 0\n");
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/* Send S1 */
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/* By now same epoch will be sent */
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hs_my_epoch = hs_epoch;
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/* Generate random */
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for (randomidx = 0; randomidx < (RTMP_HANDSHAKE_PACKET_SIZE);
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randomidx += 4)
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AV_WB32(hs_s1 + 8 + randomidx, av_get_random_seed());
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ret = rtmp_send_hs_packet(rt, hs_my_epoch, 0, hs_s1,
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RTMP_HANDSHAKE_PACKET_SIZE);
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if (ret) {
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av_log(s, AV_LOG_ERROR, "RTMP Handshake S1 Error\n");
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return ret;
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}
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/* Send S2 */
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ret = rtmp_send_hs_packet(rt, hs_epoch, 0, hs_c1,
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RTMP_HANDSHAKE_PACKET_SIZE);
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if (ret) {
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av_log(s, AV_LOG_ERROR, "RTMP Handshake S2 Error\n");
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return ret;
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}
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/* Receive C2 */
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ret = rtmp_receive_hs_packet(rt, &temp, &zeroes, buffer,
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RTMP_HANDSHAKE_PACKET_SIZE);
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if (ret) {
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av_log(s, AV_LOG_ERROR, "RTMP Handshake C2 Error\n");
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return ret;
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}
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if (temp != hs_my_epoch)
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av_log(s, AV_LOG_WARNING,
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"Erroneous C2 Message epoch does not match up with C1 epoch\n");
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if (memcmp(buffer + 8, hs_s1 + 8,
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RTMP_HANDSHAKE_PACKET_SIZE - 8))
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av_log(s, AV_LOG_WARNING,
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"Erroneous C2 Message random does not match up\n");
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return 0;
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}
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static int handle_chunk_size(URLContext *s, RTMPPacket *pkt)
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{
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RTMPContext *rt = s->priv_data;
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@ -1270,6 +1538,139 @@ static int handle_invoke_error(URLContext *s, RTMPPacket *pkt)
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return ret;
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}
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static int send_invoke_response(URLContext *s, RTMPPacket *pkt)
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{
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RTMPContext *rt = s->priv_data;
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double seqnum;
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char filename[64];
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char command[64];
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char statusmsg[128];
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int stringlen;
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char *pchar;
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const uint8_t *p = pkt->data;
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uint8_t *pp = NULL;
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RTMPPacket spkt = { 0 };
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GetByteContext gbc;
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int ret;
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bytestream2_init(&gbc, p, pkt->data_size);
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if (ff_amf_read_string(&gbc, command, sizeof(command),
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&stringlen)) {
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av_log(s, AV_LOG_ERROR, "Error in PT_INVOKE\n");
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return AVERROR_INVALIDDATA;
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}
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ret = ff_amf_read_number(&gbc, &seqnum);
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if (ret)
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return ret;
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ret = ff_amf_read_null(&gbc);
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if (ret)
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return ret;
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if (!strcmp(command, "FCPublish") ||
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!strcmp(command, "publish")) {
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ret = ff_amf_read_string(&gbc, filename,
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sizeof(filename), &stringlen);
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// check with url
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if (s->filename) {
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pchar = strrchr(s->filename, '/');
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if (!pchar) {
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av_log(s, AV_LOG_WARNING,
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"Unable to find / in url %s, bad format\n",
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s->filename);
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pchar = s->filename;
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}
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pchar++;
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if (strcmp(pchar, filename))
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av_log(s, AV_LOG_WARNING, "Unexpected stream %s, expecting"
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" %s\n", filename, pchar);
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}
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rt->state = STATE_RECEIVING;
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}
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if (!strcmp(command, "FCPublish")) {
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if ((ret = ff_rtmp_packet_create(&spkt, RTMP_SYSTEM_CHANNEL,
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RTMP_PT_INVOKE, 0,
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RTMP_PKTDATA_DEFAULT_SIZE)) < 0) {
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av_log(s, AV_LOG_ERROR, "Unable to create response packet\n");
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return ret;
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}
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pp = spkt.data;
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ff_amf_write_string(&pp, "onFCPublish");
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} else if (!strcmp(command, "publish")) {
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PutByteContext pbc;
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// Send Stream Begin 1
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if ((ret = ff_rtmp_packet_create(&spkt, RTMP_NETWORK_CHANNEL,
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RTMP_PT_PING, 0, 6)) < 0) {
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av_log(s, AV_LOG_ERROR, "Unable to create response packet\n");
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return ret;
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}
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pp = spkt.data;
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bytestream2_init_writer(&pbc, pp, spkt.data_size);
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bytestream2_put_be16(&pbc, 0); // 0 -> Stream Begin
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bytestream2_put_be32(&pbc, rt->nb_streamid);
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ret = ff_rtmp_packet_write(rt->stream, &spkt, rt->out_chunk_size,
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rt->prev_pkt[1]);
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ff_rtmp_packet_destroy(&spkt);
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if (ret < 0)
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return ret;
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// Send onStatus(NetStream.Publish.Start)
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if ((ret = ff_rtmp_packet_create(&spkt, RTMP_SYSTEM_CHANNEL,
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RTMP_PT_INVOKE, 0,
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RTMP_PKTDATA_DEFAULT_SIZE)) < 0) {
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av_log(s, AV_LOG_ERROR, "Unable to create response packet\n");
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return ret;
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}
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spkt.extra = pkt->extra;
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pp = spkt.data;
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ff_amf_write_string(&pp, "onStatus");
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ff_amf_write_number(&pp, 0);
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ff_amf_write_null(&pp);
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ff_amf_write_object_start(&pp);
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ff_amf_write_field_name(&pp, "level");
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ff_amf_write_string(&pp, "status");
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ff_amf_write_field_name(&pp, "code");
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ff_amf_write_string(&pp, "NetStream.Publish.Start");
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ff_amf_write_field_name(&pp, "description");
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snprintf(statusmsg, sizeof(statusmsg),
|
||||
"%s is now published", filename);
|
||||
ff_amf_write_string(&pp, statusmsg);
|
||||
ff_amf_write_field_name(&pp, "details");
|
||||
ff_amf_write_string(&pp, filename);
|
||||
ff_amf_write_field_name(&pp, "clientid");
|
||||
snprintf(statusmsg, sizeof(statusmsg), "%s", LIBAVFORMAT_IDENT);
|
||||
ff_amf_write_string(&pp, statusmsg);
|
||||
ff_amf_write_object_end(&pp);
|
||||
|
||||
} else {
|
||||
if ((ret = ff_rtmp_packet_create(&spkt, RTMP_SYSTEM_CHANNEL,
|
||||
RTMP_PT_INVOKE, 0,
|
||||
RTMP_PKTDATA_DEFAULT_SIZE)) < 0) {
|
||||
av_log(s, AV_LOG_ERROR, "Unable to create response packet\n");
|
||||
return ret;
|
||||
}
|
||||
pp = spkt.data;
|
||||
ff_amf_write_string(&pp, "_result");
|
||||
ff_amf_write_number(&pp, seqnum);
|
||||
ff_amf_write_null(&pp);
|
||||
if (!strcmp(command, "createStream")) {
|
||||
rt->nb_streamid++;
|
||||
if (rt->nb_streamid == 0 || rt->nb_streamid == 2)
|
||||
rt->nb_streamid++; /* Values 0 and 2 are reserved */
|
||||
ff_amf_write_number(&pp, rt->nb_streamid);
|
||||
/* By now we don't control which streams are removed in
|
||||
* deleteStream. There is no stream creation control
|
||||
* if a client creates more than 2^32 - 2 streams. */
|
||||
}
|
||||
}
|
||||
spkt.data_size = pp - spkt.data;
|
||||
ret = ff_rtmp_packet_write(rt->stream, &spkt, rt->out_chunk_size,
|
||||
rt->prev_pkt[1]);
|
||||
ff_rtmp_packet_destroy(&spkt);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int handle_invoke_result(URLContext *s, RTMPPacket *pkt)
|
||||
{
|
||||
RTMPContext *rt = s->priv_data;
|
||||
@ -1384,11 +1785,79 @@ static int handle_invoke(URLContext *s, RTMPPacket *pkt)
|
||||
} else if (!memcmp(pkt->data, "\002\000\010onBWDone", 11)) {
|
||||
if ((ret = gen_check_bw(s, rt)) < 0)
|
||||
return ret;
|
||||
} else if (!memcmp(pkt->data, "\002\000\015releaseStream", 16) ||
|
||||
!memcmp(pkt->data, "\002\000\011FCPublish", 12) ||
|
||||
!memcmp(pkt->data, "\002\000\007publish", 10) ||
|
||||
!memcmp(pkt->data, "\002\000\010_checkbw", 11) ||
|
||||
!memcmp(pkt->data, "\002\000\014createStream", 15)) {
|
||||
if (ret = send_invoke_response(s, pkt) < 0)
|
||||
return ret;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int handle_notify(URLContext *s, RTMPPacket *pkt) {
|
||||
RTMPContext *rt = s->priv_data;
|
||||
const uint8_t *p = NULL;
|
||||
uint8_t *cp = NULL;
|
||||
uint8_t commandbuffer[64];
|
||||
char statusmsg[128];
|
||||
int stringlen;
|
||||
GetByteContext gbc;
|
||||
PutByteContext pbc;
|
||||
uint32_t ts;
|
||||
int old_flv_size;
|
||||
const uint8_t *datatowrite;
|
||||
unsigned datatowritelength;
|
||||
|
||||
p = pkt->data;
|
||||
bytestream2_init(&gbc, p, pkt->data_size);
|
||||
if (ff_amf_read_string(&gbc, commandbuffer, sizeof(commandbuffer),
|
||||
&stringlen))
|
||||
return AVERROR_INVALIDDATA;
|
||||
if (!strcmp(commandbuffer, "@setDataFrame")) {
|
||||
datatowrite = gbc.buffer;
|
||||
datatowritelength = bytestream2_get_bytes_left(&gbc);
|
||||
if (ff_amf_read_string(&gbc, statusmsg,
|
||||
sizeof(statusmsg), &stringlen))
|
||||
return AVERROR_INVALIDDATA;
|
||||
if (strcmp(statusmsg, "onMetaData")) {
|
||||
av_log(s, AV_LOG_INFO, "Expecting onMetadata but got %s\n",
|
||||
statusmsg);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Provide ECMAArray to flv */
|
||||
ts = pkt->timestamp;
|
||||
|
||||
// generate packet header and put data into buffer for FLV demuxer
|
||||
if (rt->flv_off < rt->flv_size) {
|
||||
old_flv_size = rt->flv_size;
|
||||
rt->flv_size += datatowritelength + 15;
|
||||
} else {
|
||||
old_flv_size = 0;
|
||||
rt->flv_size = datatowritelength + 15;
|
||||
rt->flv_off = 0;
|
||||
}
|
||||
|
||||
cp = av_realloc(rt->flv_data, rt->flv_size);
|
||||
if (!cp)
|
||||
return AVERROR(ENOMEM);
|
||||
rt->flv_data = cp;
|
||||
bytestream2_init_writer(&pbc, cp, rt->flv_size);
|
||||
bytestream2_skip_p(&pbc, old_flv_size);
|
||||
bytestream2_put_byte(&pbc, pkt->type);
|
||||
bytestream2_put_be24(&pbc, datatowritelength);
|
||||
bytestream2_put_be24(&pbc, ts);
|
||||
bytestream2_put_byte(&pbc, ts >> 24);
|
||||
bytestream2_put_be24(&pbc, 0);
|
||||
bytestream2_put_buffer(&pbc, datatowrite, datatowritelength);
|
||||
bytestream2_put_be32(&pbc, 0);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* Parse received packet and possibly perform some action depending on
|
||||
* the packet contents.
|
||||
@ -1430,6 +1899,7 @@ static int rtmp_parse_result(URLContext *s, RTMPContext *rt, RTMPPacket *pkt)
|
||||
case RTMP_PT_VIDEO:
|
||||
case RTMP_PT_AUDIO:
|
||||
case RTMP_PT_METADATA:
|
||||
case RTMP_PT_NOTIFY:
|
||||
/* Audio, Video and Metadata packets are parsed in get_packet() */
|
||||
break;
|
||||
default:
|
||||
@ -1489,7 +1959,9 @@ static int get_packet(URLContext *s, int for_header)
|
||||
ff_rtmp_packet_destroy(&rpkt);
|
||||
return AVERROR_EOF;
|
||||
}
|
||||
if (for_header && (rt->state == STATE_PLAYING || rt->state == STATE_PUBLISHING)) {
|
||||
if (for_header && (rt->state == STATE_PLAYING ||
|
||||
rt->state == STATE_PUBLISHING ||
|
||||
rt->state == STATE_RECEIVING)) {
|
||||
ff_rtmp_packet_destroy(&rpkt);
|
||||
return 0;
|
||||
}
|
||||
@ -1514,6 +1986,14 @@ static int get_packet(URLContext *s, int for_header)
|
||||
bytestream_put_be32(&p, 0);
|
||||
ff_rtmp_packet_destroy(&rpkt);
|
||||
return 0;
|
||||
} else if (rpkt.type == RTMP_PT_NOTIFY) {
|
||||
ret = handle_notify(s, &rpkt);
|
||||
ff_rtmp_packet_destroy(&rpkt);
|
||||
if (ret) {
|
||||
av_log(s, AV_LOG_ERROR, "Handle notify error\n");
|
||||
return ret;
|
||||
}
|
||||
return 0;
|
||||
} else if (rpkt.type == RTMP_PT_METADATA) {
|
||||
// we got raw FLV data, make it available for FLV demuxer
|
||||
rt->flv_off = 0;
|
||||
@ -1584,11 +2064,19 @@ static int rtmp_open(URLContext *s, const char *uri, int flags)
|
||||
AVDictionary *opts = NULL;
|
||||
int ret;
|
||||
|
||||
if (rt->listen_timeout > 0)
|
||||
rt->listen = 1;
|
||||
|
||||
rt->is_input = !(flags & AVIO_FLAG_WRITE);
|
||||
|
||||
av_url_split(proto, sizeof(proto), NULL, 0, hostname, sizeof(hostname), &port,
|
||||
path, sizeof(path), s->filename);
|
||||
|
||||
if (rt->listen && strcmp(proto, "rtmp")) {
|
||||
av_log(s, AV_LOG_ERROR, "rtmp_listen not available for %s\n",
|
||||
proto);
|
||||
return AVERROR(EINVAL);
|
||||
}
|
||||
if (!strcmp(proto, "rtmpt") || !strcmp(proto, "rtmpts")) {
|
||||
if (!strcmp(proto, "rtmpts"))
|
||||
av_dict_set(&opts, "ffrtmphttp_tls", "1", 1);
|
||||
@ -1611,7 +2099,12 @@ static int rtmp_open(URLContext *s, const char *uri, int flags)
|
||||
/* open the tcp connection */
|
||||
if (port < 0)
|
||||
port = RTMP_DEFAULT_PORT;
|
||||
ff_url_join(buf, sizeof(buf), "tcp", NULL, hostname, port, NULL);
|
||||
if (rt->listen)
|
||||
ff_url_join(buf, sizeof(buf), "tcp", NULL, hostname, port,
|
||||
"?listen&listen_timeout=%d",
|
||||
rt->listen_timeout * 1000);
|
||||
else
|
||||
ff_url_join(buf, sizeof(buf), "tcp", NULL, hostname, port, NULL);
|
||||
}
|
||||
|
||||
if ((ret = ffurl_open(&rt->stream, buf, AVIO_FLAG_READ_WRITE,
|
||||
@ -1626,7 +2119,9 @@ static int rtmp_open(URLContext *s, const char *uri, int flags)
|
||||
}
|
||||
|
||||
rt->state = STATE_START;
|
||||
if ((ret = rtmp_handshake(s, rt)) < 0)
|
||||
if (!rt->listen && (ret = rtmp_handshake(s, rt)) < 0)
|
||||
goto fail;
|
||||
if (rt->listen && (ret = rtmp_server_handshake(s, rt)) < 0)
|
||||
goto fail;
|
||||
|
||||
rt->out_chunk_size = 128;
|
||||
@ -1726,8 +2221,14 @@ static int rtmp_open(URLContext *s, const char *uri, int flags)
|
||||
|
||||
av_log(s, AV_LOG_DEBUG, "Proto = %s, path = %s, app = %s, fname = %s\n",
|
||||
proto, path, rt->app, rt->playpath);
|
||||
if ((ret = gen_connect(s, rt)) < 0)
|
||||
goto fail;
|
||||
if (!rt->listen) {
|
||||
if ((ret = gen_connect(s, rt)) < 0)
|
||||
goto fail;
|
||||
} else {
|
||||
if (read_connect(s, s->priv_data) < 0)
|
||||
goto fail;
|
||||
rt->is_input = 1;
|
||||
}
|
||||
|
||||
do {
|
||||
ret = get_packet(s, 1);
|
||||
@ -1919,6 +2420,8 @@ static const AVOption rtmp_options[] = {
|
||||
{"rtmp_swfurl", "URL of the SWF player. By default no value will be sent", OFFSET(swfurl), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC},
|
||||
{"rtmp_swfverify", "URL to player swf file, compute hash/size automatically.", OFFSET(swfverify), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC},
|
||||
{"rtmp_tcurl", "URL of the target stream. Defaults to proto://host[:port]/app.", OFFSET(tcurl), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC},
|
||||
{"rtmp_listen", "Listen for incoming rtmp connections", OFFSET(listen), AV_OPT_TYPE_INT, {0}, INT_MIN, INT_MAX, DEC, "rtmp_listen" },
|
||||
{"timeout", "Maximum timeout (in seconds) to wait for incoming connections. -1 is infinite. Implies -rtmp_listen 1", OFFSET(listen_timeout), AV_OPT_TYPE_INT, {-1}, INT_MIN, INT_MAX, DEC, "rtmp_listen" },
|
||||
{ NULL },
|
||||
};
|
||||
|
||||
|
@ -30,8 +30,8 @@
|
||||
#include "libavutil/avutil.h"
|
||||
|
||||
#define LIBAVFORMAT_VERSION_MAJOR 54
|
||||
#define LIBAVFORMAT_VERSION_MINOR 13
|
||||
#define LIBAVFORMAT_VERSION_MICRO 4
|
||||
#define LIBAVFORMAT_VERSION_MINOR 14
|
||||
#define LIBAVFORMAT_VERSION_MICRO 0
|
||||
|
||||
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
|
||||
LIBAVFORMAT_VERSION_MINOR, \
|
||||
|
Loading…
Reference in New Issue
Block a user