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authorJames Almer <jamrial@gmail.com>2017-09-26 18:08:25 -0300
committerJames Almer <jamrial@gmail.com>2017-09-26 18:29:05 -0300
commitf858a6e27817930817303b8ffb367087d82f70be (patch)
tree379d5e519be18f8f493fe99553b68b4c4529b37e /libavformat
parentc83c164f05cba9e7cdb11c9dcd4fb87b90eb6c6d (diff)
parenta1a143adb0fd11c474221431417cff25db7d920f (diff)
downloadffmpeg-streaming-f858a6e27817930817303b8ffb367087d82f70be.zip
ffmpeg-streaming-f858a6e27817930817303b8ffb367087d82f70be.tar.gz
Merge commit 'a1a143adb0fd11c474221431417cff25db7d920f'
* commit 'a1a143adb0fd11c474221431417cff25db7d920f': rtmp: Rename packet types to closer match the spec Merged-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavformat')
-rw-r--r--libavformat/rtmppkt.c14
-rw-r--r--libavformat/rtmppkt.h6
-rw-r--r--libavformat/rtmpproto.c78
3 files changed, 49 insertions, 49 deletions
diff --git a/libavformat/rtmppkt.c b/libavformat/rtmppkt.c
index 3ae605d..1eeae17 100644
--- a/libavformat/rtmppkt.c
+++ b/libavformat/rtmppkt.c
@@ -574,9 +574,9 @@ static const char* rtmp_packet_type(int type)
switch (type) {
case RTMP_PT_CHUNK_SIZE: return "chunk size";
case RTMP_PT_BYTES_READ: return "bytes read";
- case RTMP_PT_PING: return "ping";
- case RTMP_PT_SERVER_BW: return "server bandwidth";
- case RTMP_PT_CLIENT_BW: return "client bandwidth";
+ case RTMP_PT_USER_CONTROL: return "user control";
+ case RTMP_PT_WINDOW_ACK_SIZE: return "window acknowledgement size";
+ case RTMP_PT_SET_PEER_BW: return "set peer bandwidth";
case RTMP_PT_AUDIO: return "audio packet";
case RTMP_PT_VIDEO: return "video packet";
case RTMP_PT_FLEX_STREAM: return "Flex shared stream";
@@ -674,10 +674,10 @@ void ff_rtmp_packet_dump(void *ctx, RTMPPacket *p)
break;
src += sz;
}
- } else if (p->type == RTMP_PT_SERVER_BW){
- av_log(ctx, AV_LOG_DEBUG, "Server BW = %d\n", AV_RB32(p->data));
- } else if (p->type == RTMP_PT_CLIENT_BW){
- av_log(ctx, AV_LOG_DEBUG, "Client BW = %d\n", AV_RB32(p->data));
+ } else if (p->type == RTMP_PT_WINDOW_ACK_SIZE) {
+ av_log(ctx, AV_LOG_DEBUG, "Window acknowledgement size = %d\n", AV_RB32(p->data));
+ } else if (p->type == RTMP_PT_SET_PEER_BW) {
+ av_log(ctx, AV_LOG_DEBUG, "Set Peer BW = %d\n", AV_RB32(p->data));
} else if (p->type != RTMP_PT_AUDIO && p->type != RTMP_PT_VIDEO && p->type != RTMP_PT_METADATA) {
int i;
for (i = 0; i < p->size; i++)
diff --git a/libavformat/rtmppkt.h b/libavformat/rtmppkt.h
index a082b45..eb68f1d 100644
--- a/libavformat/rtmppkt.h
+++ b/libavformat/rtmppkt.h
@@ -47,9 +47,9 @@ enum RTMPChannel {
typedef enum RTMPPacketType {
RTMP_PT_CHUNK_SIZE = 1, ///< chunk size change
RTMP_PT_BYTES_READ = 3, ///< number of bytes read
- RTMP_PT_PING, ///< ping
- RTMP_PT_SERVER_BW, ///< server bandwidth
- RTMP_PT_CLIENT_BW, ///< client bandwidth
+ RTMP_PT_USER_CONTROL, ///< user control
+ RTMP_PT_WINDOW_ACK_SIZE, ///< window acknowledgement size
+ RTMP_PT_SET_PEER_BW, ///< peer bandwidth
RTMP_PT_AUDIO = 8, ///< audio packet
RTMP_PT_VIDEO, ///< video packet
RTMP_PT_FLEX_STREAM = 15, ///< Flex shared stream
diff --git a/libavformat/rtmpproto.c b/libavformat/rtmpproto.c
index 7dd9cdd..5cd6c5a 100644
--- a/libavformat/rtmpproto.c
+++ b/libavformat/rtmpproto.c
@@ -156,8 +156,8 @@ static const uint8_t rtmp_server_key[] = {
};
static int handle_chunk_size(URLContext *s, RTMPPacket *pkt);
-static int handle_server_bw(URLContext *s, RTMPPacket *pkt);
-static int handle_client_bw(URLContext *s, RTMPPacket *pkt);
+static int handle_window_ack_size(URLContext *s, RTMPPacket *pkt);
+static int handle_set_peer_bw(URLContext *s, RTMPPacket *pkt);
static int add_tracked_method(RTMPContext *rt, const char *name, int id)
{
@@ -438,13 +438,13 @@ static int read_connect(URLContext *s, RTMPContext *rt)
return AVERROR_UNKNOWN;
} else if (pkt.type == RTMP_PT_BYTES_READ) {
av_log(s, AV_LOG_TRACE, "received acknowledgement\n");
- } else if (pkt.type == RTMP_PT_SERVER_BW) {
- if ((ret = handle_server_bw(s, &pkt)) < 0) {
+ } else if (pkt.type == RTMP_PT_WINDOW_ACK_SIZE) {
+ if ((ret = handle_window_ack_size(s, &pkt)) < 0) {
ff_rtmp_packet_destroy(&pkt);
return ret;
}
- } else if (pkt.type == RTMP_PT_CLIENT_BW) {
- if ((ret = handle_client_bw(s, &pkt)) < 0) {
+ } else if (pkt.type == RTMP_PT_SET_PEER_BW) {
+ if ((ret = handle_set_peer_bw(s, &pkt)) < 0) {
ff_rtmp_packet_destroy(&pkt);
return ret;
}
@@ -485,7 +485,7 @@ static int read_connect(URLContext *s, RTMPContext *rt)
// Send Window Acknowledgement Size (as defined in specification)
if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL,
- RTMP_PT_SERVER_BW, 0, 4)) < 0)
+ RTMP_PT_WINDOW_ACK_SIZE, 0, 4)) < 0)
return ret;
p = pkt.data;
bytestream_put_be32(&p, rt->server_bw);
@@ -495,9 +495,9 @@ static int read_connect(URLContext *s, RTMPContext *rt)
ff_rtmp_packet_destroy(&pkt);
if (ret < 0)
return ret;
- // Send Peer Bandwidth
+ // Set Peer Bandwidth
if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL,
- RTMP_PT_CLIENT_BW, 0, 5)) < 0)
+ RTMP_PT_SET_PEER_BW, 0, 5)) < 0)
return ret;
p = pkt.data;
bytestream_put_be32(&p, rt->server_bw);
@@ -509,14 +509,14 @@ static int read_connect(URLContext *s, RTMPContext *rt)
if (ret < 0)
return ret;
- // Ping request
+ // User control
if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL,
- RTMP_PT_PING, 0, 6)) < 0)
+ RTMP_PT_USER_CONTROL, 0, 6)) < 0)
return ret;
p = pkt.data;
bytestream_put_be16(&p, 0); // 0 -> Stream Begin
- bytestream_put_be32(&p, 0);
+ bytestream_put_be32(&p, 0); // Stream 0
ret = ff_rtmp_packet_write(rt->stream, &pkt, rt->out_chunk_size,
&rt->prev_pkt[1], &rt->nb_prev_pkt[1]);
ff_rtmp_packet_destroy(&pkt);
@@ -742,12 +742,12 @@ static int gen_buffer_time(URLContext *s, RTMPContext *rt)
uint8_t *p;
int ret;
- if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL, RTMP_PT_PING,
+ if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL, RTMP_PT_USER_CONTROL,
1, 10)) < 0)
return ret;
p = pkt.data;
- bytestream_put_be16(&p, 3);
+ bytestream_put_be16(&p, 3); // SetBuffer Length
bytestream_put_be32(&p, rt->stream_id);
bytestream_put_be32(&p, rt->client_buffer_time);
@@ -874,12 +874,12 @@ static int gen_pong(URLContext *s, RTMPContext *rt, RTMPPacket *ppkt)
return AVERROR_INVALIDDATA;
}
- if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL, RTMP_PT_PING,
+ if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL,RTMP_PT_USER_CONTROL,
ppkt->timestamp + 1, 6)) < 0)
return ret;
p = pkt.data;
- bytestream_put_be16(&p, 7);
+ bytestream_put_be16(&p, 7); // PingResponse
bytestream_put_be32(&p, AV_RB32(ppkt->data+2));
return rtmp_send_packet(rt, &pkt, 0);
@@ -895,7 +895,7 @@ static int gen_swf_verification(URLContext *s, RTMPContext *rt)
int ret;
av_log(s, AV_LOG_DEBUG, "Sending SWF verification...\n");
- if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL, RTMP_PT_PING,
+ if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL, RTMP_PT_USER_CONTROL,
0, 44)) < 0)
return ret;
@@ -907,15 +907,15 @@ static int gen_swf_verification(URLContext *s, RTMPContext *rt)
}
/**
- * Generate server bandwidth message and send it to the server.
+ * Generate window acknowledgement size message and send it to the server.
*/
-static int gen_server_bw(URLContext *s, RTMPContext *rt)
+static int gen_window_ack_size(URLContext *s, RTMPContext *rt)
{
RTMPPacket pkt;
uint8_t *p;
int ret;
- if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL, RTMP_PT_SERVER_BW,
+ if ((ret = ff_rtmp_packet_create(&pkt, RTMP_NETWORK_CHANNEL, RTMP_PT_WINDOW_ACK_SIZE,
0, 4)) < 0)
return ret;
@@ -1553,19 +1553,19 @@ static int handle_chunk_size(URLContext *s, RTMPPacket *pkt)
return 0;
}
-static int handle_ping(URLContext *s, RTMPPacket *pkt)
+static int handle_user_control(URLContext *s, RTMPPacket *pkt)
{
RTMPContext *rt = s->priv_data;
int t, ret;
if (pkt->size < 2) {
- av_log(s, AV_LOG_ERROR, "Too short ping packet (%d)\n",
+ av_log(s, AV_LOG_ERROR, "Too short user control packet (%d)\n",
pkt->size);
return AVERROR_INVALIDDATA;
}
t = AV_RB16(pkt->data);
- if (t == 6) {
+ if (t == 6) { // PingRequest
if ((ret = gen_pong(s, rt, pkt)) < 0)
return ret;
} else if (t == 26) {
@@ -1580,48 +1580,48 @@ static int handle_ping(URLContext *s, RTMPPacket *pkt)
return 0;
}
-static int handle_client_bw(URLContext *s, RTMPPacket *pkt)
+static int handle_set_peer_bw(URLContext *s, RTMPPacket *pkt)
{
RTMPContext *rt = s->priv_data;
if (pkt->size < 4) {
av_log(s, AV_LOG_ERROR,
- "Client bandwidth report packet is less than 4 bytes long (%d)\n",
+ "Peer bandwidth packet is less than 4 bytes long (%d)\n",
pkt->size);
return AVERROR_INVALIDDATA;
}
rt->client_report_size = AV_RB32(pkt->data);
if (rt->client_report_size <= 0) {
- av_log(s, AV_LOG_ERROR, "Incorrect client bandwidth %d\n",
+ av_log(s, AV_LOG_ERROR, "Incorrect peer bandwidth %d\n",
rt->client_report_size);
return AVERROR_INVALIDDATA;
}
- av_log(s, AV_LOG_DEBUG, "Client bandwidth = %d\n", rt->client_report_size);
+ av_log(s, AV_LOG_DEBUG, "Peer bandwidth = %d\n", rt->client_report_size);
rt->client_report_size >>= 1;
return 0;
}
-static int handle_server_bw(URLContext *s, RTMPPacket *pkt)
+static int handle_window_ack_size(URLContext *s, RTMPPacket *pkt)
{
RTMPContext *rt = s->priv_data;
if (pkt->size < 4) {
av_log(s, AV_LOG_ERROR,
- "Too short server bandwidth report packet (%d)\n",
+ "Too short window acknowledgement size packet (%d)\n",
pkt->size);
return AVERROR_INVALIDDATA;
}
rt->server_bw = AV_RB32(pkt->data);
if (rt->server_bw <= 0) {
- av_log(s, AV_LOG_ERROR, "Incorrect server bandwidth %d\n",
+ av_log(s, AV_LOG_ERROR, "Incorrect window acknowledgement size %d\n",
rt->server_bw);
return AVERROR_INVALIDDATA;
}
- av_log(s, AV_LOG_DEBUG, "Server bandwidth = %d\n", rt->server_bw);
+ av_log(s, AV_LOG_DEBUG, "Window acknowledgement size = %d\n", rt->server_bw);
return 0;
}
@@ -1863,7 +1863,7 @@ static int write_begin(URLContext *s)
// Send Stream Begin 1
if ((ret = ff_rtmp_packet_create(&spkt, RTMP_NETWORK_CHANNEL,
- RTMP_PT_PING, 0, 6)) < 0) {
+ RTMP_PT_USER_CONTROL, 0, 6)) < 0) {
av_log(s, AV_LOG_ERROR, "Unable to create response packet\n");
return ret;
}
@@ -2091,7 +2091,7 @@ static int handle_invoke_result(URLContext *s, RTMPPacket *pkt)
if ((ret = gen_fcpublish_stream(s, rt)) < 0)
goto fail;
} else {
- if ((ret = gen_server_bw(s, rt)) < 0)
+ if ((ret = gen_window_ack_size(s, rt)) < 0)
goto fail;
}
@@ -2340,16 +2340,16 @@ static int rtmp_parse_result(URLContext *s, RTMPContext *rt, RTMPPacket *pkt)
if ((ret = handle_chunk_size(s, pkt)) < 0)
return ret;
break;
- case RTMP_PT_PING:
- if ((ret = handle_ping(s, pkt)) < 0)
+ case RTMP_PT_USER_CONTROL:
+ if ((ret = handle_user_control(s, pkt)) < 0)
return ret;
break;
- case RTMP_PT_CLIENT_BW:
- if ((ret = handle_client_bw(s, pkt)) < 0)
+ case RTMP_PT_SET_PEER_BW:
+ if ((ret = handle_set_peer_bw(s, pkt)) < 0)
return ret;
break;
- case RTMP_PT_SERVER_BW:
- if ((ret = handle_server_bw(s, pkt)) < 0)
+ case RTMP_PT_WINDOW_ACK_SIZE:
+ if ((ret = handle_window_ack_size(s, pkt)) < 0)
return ret;
break;
case RTMP_PT_INVOKE:
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