Commit f5ce90f2 authored by Jordi Ortiz's avatar Jordi Ortiz Committed by Martin Storsjö
Browse files

rtmp: split chunk_size var into in_chunk_size and out_chunk_size


Signed-off-by: default avatarMartin Storsjö <martin@martin.st>
parent a8103503
......@@ -68,7 +68,8 @@ typedef struct RTMPContext {
const AVClass *class;
URLContext* stream; ///< TCP stream used in interactions with RTMP server
RTMPPacket prev_pkt[2][RTMP_CHANNELS]; ///< packet history used when reading and sending packets
int chunk_size; ///< size of the chunks RTMP packets are divided into
int in_chunk_size; ///< size of the chunks incoming RTMP packets are divided into
int out_chunk_size; ///< size of the chunks outgoing RTMP packets are divided into
int is_input; ///< input/output flag
char *playpath; ///< stream identifier to play (with possible "mp4:" prefix)
int live; ///< 0: recorded, -1: live, -2: both
......@@ -209,7 +210,7 @@ static int rtmp_send_packet(RTMPContext *rt, RTMPPacket *pkt, int track)
goto fail;
}
ret = ff_rtmp_packet_write(rt->stream, pkt, rt->chunk_size,
ret = ff_rtmp_packet_write(rt->stream, pkt, rt->out_chunk_size,
rt->prev_pkt[1]);
fail:
ff_rtmp_packet_destroy(pkt);
......@@ -965,17 +966,22 @@ static int handle_chunk_size(URLContext *s, RTMPPacket *pkt)
}
if (!rt->is_input) {
if ((ret = ff_rtmp_packet_write(rt->stream, pkt, rt->chunk_size,
/* Send the same chunk size change packet back to the server,
* setting the outgoing chunk size to the same as the incoming one. */
if ((ret = ff_rtmp_packet_write(rt->stream, pkt, rt->out_chunk_size,
rt->prev_pkt[1])) < 0)
return ret;
rt->out_chunk_size = AV_RB32(pkt->data);
}
rt->chunk_size = AV_RB32(pkt->data);
if (rt->chunk_size <= 0) {
av_log(s, AV_LOG_ERROR, "Incorrect chunk size %d\n", rt->chunk_size);
rt->in_chunk_size = AV_RB32(pkt->data);
if (rt->in_chunk_size <= 0) {
av_log(s, AV_LOG_ERROR, "Incorrect chunk size %d\n",
rt->in_chunk_size);
return AVERROR_INVALIDDATA;
}
av_log(s, AV_LOG_DEBUG, "New chunk size = %d\n", rt->chunk_size);
av_log(s, AV_LOG_DEBUG, "New incoming chunk size = %d\n",
rt->in_chunk_size);
return 0;
}
......@@ -1252,7 +1258,7 @@ static int get_packet(URLContext *s, int for_header)
for (;;) {
RTMPPacket rpkt = { 0 };
if ((ret = ff_rtmp_packet_read(rt->stream, &rpkt,
rt->chunk_size, rt->prev_pkt[0])) <= 0) {
rt->in_chunk_size, rt->prev_pkt[0])) <= 0) {
if (ret == 0) {
return AVERROR(EAGAIN);
} else {
......@@ -1411,7 +1417,8 @@ static int rtmp_open(URLContext *s, const char *uri, int flags)
if ((ret = rtmp_handshake(s, rt)) < 0)
goto fail;
rt->chunk_size = 128;
rt->out_chunk_size = 128;
rt->in_chunk_size = 128; // Probably overwritten later
rt->state = STATE_HANDSHAKED;
// Keep the application name when it has been defined by the user.
......@@ -1665,7 +1672,7 @@ static int rtmp_write(URLContext *s, const uint8_t *buf, int size)
RTMPPacket rpkt = { 0 };
if ((ret = ff_rtmp_packet_read_internal(rt->stream, &rpkt,
rt->chunk_size,
rt->in_chunk_size,
rt->prev_pkt[0], c)) <= 0)
return ret;
......
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