void ff_rtmp_packet_dump(void *ctx, RTMPPacket *p)
{
av_log(ctx, AV_LOG_DEBUG, "RTMP packet type '%s'(%d) for channel %d, timestamp %d, extra field %d size %d\n",
rtmp_packet_type(p->type), p->type, p->channel_id, p->timestamp, p->extra, p->data_size);
if (p->type == RTMP_PT_INVOKE || p->type == RTMP_PT_NOTIFY)
{
uint8_t *src = p->data, *src_end = p->data + p->data_size;
while (src < src_end)
{
int sz;
ff_amf_tag_contents(ctx, src, src_end);
sz = ff_amf_tag_size(src, src_end);
if (sz < 0)
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_AUDIO && p->type != RTMP_PT_VIDEO && p->type != RTMP_PT_METADATA)
{
int i;
for (i = 0; i < p->data_size; i++)
av_log(ctx, AV_LOG_DEBUG, " %02X", p->data[i]);
av_log(ctx, AV_LOG_DEBUG, "\n");
}
}
static void ff_amf_tag_contents(void *ctx, const uint8_t *data, const uint8_t *data_end)
{
unsigned int size;
char buf[1024];
if (data >= data_end)
return;
switch (*data++) {
case AMF_DATA_TYPE_NUMBER:
av_log(ctx, AV_LOG_DEBUG, " number %g\n", av_int2dbl(AV_RB64(data)));
return;
case AMF_DATA_TYPE_BOOL:
av_log(ctx, AV_LOG_DEBUG, " bool %d\n", *data);
return;
case AMF_DATA_TYPE_STRING:
case AMF_DATA_TYPE_LONG_STRING:
if (data[-1] == AMF_DATA_TYPE_STRING) {
size = bytestream_get_be16(&data);
} else {
size = bytestream_get_be32(&data);
}
size = FFMIN(size, sizeof(buf) - 1);
memcpy(buf, data, size);
buf[size] = 0;
av_log(ctx, AV_LOG_DEBUG, " string '%s'\n", buf);
return;
case AMF_DATA_TYPE_NULL:
av_log(ctx, AV_LOG_DEBUG, " NULL\n");
return;
case AMF_DATA_TYPE_ARRAY:
data += 4;
case AMF_DATA_TYPE_OBJECT:
av_log(ctx, AV_LOG_DEBUG, " {\n");
for (;;) {
int t;
size = bytestream_get_be16(&data);
av_strlcpy(buf, data, FFMIN(sizeof(buf), size + 1));
if (!size) {
av_log(ctx, AV_LOG_DEBUG, " }\n");
data++;
break;
}
if (size >= data_end - data)
return;
data += size;
av_log(ctx, AV_LOG_DEBUG, " %s: ", buf);
ff_amf_tag_contents(ctx, data, data_end);
t = ff_amf_tag_size(data, data_end);
if (t < 0 || t >= data_end - data)
return;
data += t;
}
return;
case AMF_DATA_TYPE_OBJECT_END:
av_log(ctx, AV_LOG_DEBUG, " }\n");
return;
default:
return;
}
}
