#include "rtmppkt.h"
#include "flv.h"
+#include "url.h"
void ff_amf_write_bool(uint8_t **dst, int val)
{
int channel_id, timestamp, data_size, offset = 0;
uint32_t extra = 0;
enum RTMPPacketType type;
+ int size = 0;
- if (url_read(h, &hdr, 1) != 1)
+ if (ffurl_read(h, &hdr, 1) != 1)
return AVERROR(EIO);
+ size++;
channel_id = hdr & 0x3F;
if (channel_id < 2) { //special case for channel number >= 64
buf[1] = 0;
- if (url_read_complete(h, buf, channel_id + 1) != channel_id + 1)
+ if (ffurl_read_complete(h, buf, channel_id + 1) != channel_id + 1)
return AVERROR(EIO);
+ size += channel_id + 1;
channel_id = AV_RL16(buf) + 64;
}
data_size = prev_pkt[channel_id].data_size;
if (hdr == RTMP_PS_ONEBYTE) {
timestamp = prev_pkt[channel_id].ts_delta;
} else {
- if (url_read_complete(h, buf, 3) != 3)
+ if (ffurl_read_complete(h, buf, 3) != 3)
return AVERROR(EIO);
+ size += 3;
timestamp = AV_RB24(buf);
if (hdr != RTMP_PS_FOURBYTES) {
- if (url_read_complete(h, buf, 3) != 3)
+ if (ffurl_read_complete(h, buf, 3) != 3)
return AVERROR(EIO);
+ size += 3;
data_size = AV_RB24(buf);
- if (url_read_complete(h, buf, 1) != 1)
+ if (ffurl_read_complete(h, buf, 1) != 1)
return AVERROR(EIO);
+ size++;
type = buf[0];
if (hdr == RTMP_PS_TWELVEBYTES) {
- if (url_read_complete(h, buf, 4) != 4)
+ if (ffurl_read_complete(h, buf, 4) != 4)
return AVERROR(EIO);
+ size += 4;
extra = AV_RL32(buf);
}
}
if (timestamp == 0xFFFFFF) {
- if (url_read_complete(h, buf, 4) != 4)
+ if (ffurl_read_complete(h, buf, 4) != 4)
return AVERROR(EIO);
timestamp = AV_RB32(buf);
}
prev_pkt[channel_id].extra = extra;
while (data_size > 0) {
int toread = FFMIN(data_size, chunk_size);
- if (url_read_complete(h, p->data + offset, toread) != toread) {
+ if (ffurl_read_complete(h, p->data + offset, toread) != toread) {
ff_rtmp_packet_destroy(p);
return AVERROR(EIO);
}
data_size -= chunk_size;
offset += chunk_size;
+ size += chunk_size;
if (data_size > 0) {
- url_read_complete(h, &t, 1); //marker
+ ffurl_read_complete(h, &t, 1); //marker
+ size++;
if (t != (0xC0 + channel_id))
return -1;
}
}
- return 0;
+ return size;
}
int ff_rtmp_packet_write(URLContext *h, RTMPPacket *pkt,
uint8_t pkt_hdr[16], *p = pkt_hdr;
int mode = RTMP_PS_TWELVEBYTES;
int off = 0;
+ int size = 0;
+
pkt->ts_delta = pkt->timestamp - prev_pkt[pkt->channel_id].timestamp;
//if channel_id = 0, this is first presentation of prev_pkt, send full hdr.
}
prev_pkt[pkt->channel_id].extra = pkt->extra;
- url_write(h, pkt_hdr, p-pkt_hdr);
+ ffurl_write(h, pkt_hdr, p-pkt_hdr);
+ size = p - pkt_hdr + pkt->data_size;
while (off < pkt->data_size) {
int towrite = FFMIN(chunk_size, pkt->data_size - off);
- url_write(h, pkt->data + off, towrite);
+ ffurl_write(h, pkt->data + off, towrite);
off += towrite;
if (off < pkt->data_size) {
uint8_t marker = 0xC0 | pkt->channel_id;
- url_write(h, &marker, 1);
+ ffurl_write(h, &marker, 1);
+ size++;
}
}
- return 0;
+ return size;
}
int ff_rtmp_packet_create(RTMPPacket *pkt, int channel_id, RTMPPacketType type,
}
return -1;
}
+
+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_AUDIO: return "audio packet";
+ case RTMP_PT_VIDEO: return "video packet";
+ case RTMP_PT_FLEX_STREAM: return "Flex shared stream";
+ case RTMP_PT_FLEX_OBJECT: return "Flex shared object";
+ case RTMP_PT_FLEX_MESSAGE: return "Flex shared message";
+ case RTMP_PT_NOTIFY: return "notification";
+ case RTMP_PT_SHARED_OBJ: return "shared object";
+ case RTMP_PT_INVOKE: return "invoke";
+ case RTMP_PT_METADATA: return "metadata";
+ default: return "unknown";
+ }
+}
+
+static void ff_amf_tag_contents(void *ctx, const uint8_t *data, const uint8_t *data_end)
+{
+ 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, 1023);
+ 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 size = bytestream_get_be16(&data);
+ int t;
+ memcpy(buf, data, size);
+ buf[size] = 0;
+ if (!size) {
+ av_log(ctx, AV_LOG_DEBUG, " }\n");
+ data++;
+ break;
+ }
+ if (data + size >= data_end || data + size < 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 || data + t >= data_end)
+ return;
+ data += t;
+ }
+ return;
+ case AMF_DATA_TYPE_OBJECT_END:
+ av_log(ctx, AV_LOG_DEBUG, " }\n");
+ return;
+ default:
+ return;
+ }
+}
+
+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");
+ }
+}
projects / ffmpeg / blobdiff