* Copyright (c) 2007 Björn Axelsson
* Copyright (c) 2010 Zhentan Feng <spyfeng at gmail dot com>
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "avformat.h"
#include "mms.h"
#include "internal.h"
+#include "avio_internal.h"
#include "libavutil/intreadwrite.h"
#include "libavcodec/bytestream.h"
#include "network.h"
-#include "asf.h"
+#include "url.h"
#define LOCAL_ADDRESS 0xc0a80081 // FIXME get and use correct local ip address.
#define LOCAL_PORT 1037 // as above.
memset(mms->write_out_ptr, 0, exact_length - len);
// write it out.
- write_result= url_write(mms->mms_hd, mms->out_buffer, exact_length);
+ write_result= ffurl_write(mms->mms_hd, mms->out_buffer, exact_length);
if(write_result != exact_length) {
av_log(NULL, AV_LOG_ERROR,
"Failed to write data of length %d: %d (%s)\n",
exact_length, write_result,
write_result < 0 ? strerror(write_result) :
"The server closed the connection");
- return AVERROR_IO;
+ return AVERROR(EIO);
}
return 0;
static void mms_put_utf16(MMSContext *mms, uint8_t *src)
{
- ByteIOContext bic;
+ AVIOContext bic;
int size = mms->write_out_ptr - mms->out_buffer;
int len;
- init_put_byte(&bic, mms->write_out_ptr,
+ ffio_init_context(&bic, mms->write_out_ptr,
sizeof(mms->out_buffer) - size, 1, NULL, NULL, NULL, NULL);
- len = ff_put_str16_nolen(&bic, src);
+ len = avio_put_str16le(&bic, src);
mms->write_out_ptr += len;
}
static void handle_packet_stream_changing_type(MMSTContext *mmst)
{
MMSContext *mms = &mmst->mms;
- dprintf(NULL, "Stream changing!\n");
+ av_dlog(NULL, "Stream changing!\n");
// 40 is the packet header size, 7 is the prefix size.
mmst->header_packet_id= AV_RL32(mms->in_buffer + 40 + 7);
- dprintf(NULL, "Changed header prefix to 0x%x", mmst->header_packet_id);
+ av_dlog(NULL, "Changed header prefix to 0x%x", mmst->header_packet_id);
}
static int send_keepalive_packet(MMSTContext *mmst)
MMSSCPacketType packet_type= -1;
MMSContext *mms = &mmst->mms;
for(;;) {
- read_result = url_read_complete(mms->mms_hd, mms->in_buffer, 8);
+ read_result = ffurl_read_complete(mms->mms_hd, mms->in_buffer, 8);
if (read_result != 8) {
if(read_result < 0) {
av_log(NULL, AV_LOG_ERROR,
int length_remaining, hr;
mmst->incoming_flags= mms->in_buffer[3];
- read_result= url_read_complete(mms->mms_hd, mms->in_buffer+8, 4);
+ read_result= ffurl_read_complete(mms->mms_hd, mms->in_buffer+8, 4);
if(read_result != 4) {
av_log(NULL, AV_LOG_ERROR,
"Reading command packet length failed: %d (%s)\n",
read_result,
read_result < 0 ? strerror(read_result) :
"The server closed the connection");
- return read_result < 0 ? read_result : AVERROR_IO;
+ return read_result < 0 ? read_result : AVERROR(EIO);
}
length_remaining= AV_RL32(mms->in_buffer+8) + 4;
- dprintf(NULL, "Length remaining is %d\n", length_remaining);
+ av_dlog(NULL, "Length remaining is %d\n", length_remaining);
// read the rest of the packet.
if (length_remaining < 0
|| length_remaining > sizeof(mms->in_buffer) - 12) {
length_remaining, sizeof(mms->in_buffer) - 12);
return AVERROR_INVALIDDATA;
}
- read_result = url_read_complete(mms->mms_hd, mms->in_buffer + 12,
+ read_result = ffurl_read_complete(mms->mms_hd, mms->in_buffer + 12,
length_remaining) ;
if (read_result != length_remaining) {
av_log(NULL, AV_LOG_ERROR,
length_remaining, read_result,
read_result < 0 ? strerror(read_result) :
"The server closed the connection");
- return read_result < 0 ? read_result : AVERROR_IO;
+ return read_result < 0 ? read_result : AVERROR(EIO);
}
packet_type= AV_RL16(mms->in_buffer+36);
- hr = AV_RL32(mms->in_buffer + 40);
- if (hr) {
+ if (read_result >= 44 && (hr = AV_RL32(mms->in_buffer + 40))) {
av_log(NULL, AV_LOG_ERROR,
- "Server sent an error status code: 0x%08x\n", hr);
- return AVERROR_UNKNOWN;
+ "Server sent a message with packet type 0x%x and error status code 0x%08x\n", packet_type, hr);
+ return AVERROR(EINVAL);
}
} else {
int length_remaining;
}
mms->remaining_in_len = length_remaining;
mms->read_in_ptr = mms->in_buffer;
- read_result= url_read_complete(mms->mms_hd, mms->in_buffer, length_remaining);
+ read_result= ffurl_read_complete(mms->mms_hd, mms->in_buffer, length_remaining);
if(read_result != length_remaining) {
av_log(NULL, AV_LOG_ERROR,
"Failed to read packet data of size %d: %d (%s)\n",
length_remaining, read_result,
read_result < 0 ? strerror(read_result) :
"The server closed the connection");
- return read_result < 0 ? read_result : AVERROR_IO;
+ return read_result < 0 ? read_result : AVERROR(EIO);
}
// if we successfully read everything.
} else if(packet_id_type == mmst->packet_id) {
packet_type = SC_PKT_ASF_MEDIA;
} else {
- dprintf(NULL, "packet id type %d is old.", packet_id_type);
+ av_dlog(NULL, "packet id type %d is old.", packet_id_type);
continue;
}
}
if(send_fun) {
int ret = send_fun(mmst);
if (ret < 0) {
- dprintf(NULL, "Send Packet error before expecting recv packet %d\n", expect_type);
+ av_dlog(NULL, "Send Packet error before expecting recv packet %d\n", expect_type);
return ret;
}
}
MMSContext *mms = &mmst->mms;
if(mms->mms_hd) {
send_close_packet(mmst);
- url_close(mms->mms_hd);
+ ffurl_close(mms->mms_hd);
}
/* free all separately allocated pointers in mms */
+ av_free(mms->streams);
av_free(mms->asf_header);
av_freep(&h->priv_data);
// establish tcp connection.
ff_url_join(tcpname, sizeof(tcpname), "tcp", NULL, mmst->host, port, NULL);
- err = url_open(&mms->mms_hd, tcpname, URL_RDWR);
+ err = ffurl_open(&mms->mms_hd, tcpname, AVIO_FLAG_READ_WRITE);
if (err)
goto fail;
err = mms_safe_send_recv(mmst, NULL, SC_PKT_ASF_HEADER);
if (err)
goto fail;
- if((mmst->incoming_flags != 0X08) && (mmst->incoming_flags != 0X0C))
+ if((mmst->incoming_flags != 0X08) && (mmst->incoming_flags != 0X0C)) {
+ av_log(NULL, AV_LOG_ERROR,
+ "The server does not support MMST (try MMSH or RTSP)\n");
+ err = AVERROR(EINVAL);
goto fail;
+ }
err = ff_mms_asf_header_parser(mms);
if (err) {
- dprintf(NULL, "asf header parsed failed!\n");
+ av_dlog(NULL, "asf header parsed failed!\n");
goto fail;
}
mms->header_parsed = 1;
if (err) {
goto fail;
}
- dprintf(NULL, "Leaving open (success)\n");
+ av_dlog(NULL, "Leaving open (success)\n");
return 0;
fail:
mms_close(h);
- dprintf(NULL, "Leaving open (failure: %d)\n", err);
+ av_dlog(NULL, "Leaving open (failure: %d)\n", err);
return err;
}
av_log(NULL, AV_LOG_ERROR,
"Incoming pktlen %d is larger than ASF pktsize %d\n",
mms->remaining_in_len, mms->asf_packet_len);
- result= AVERROR_IO;
+ result= AVERROR(EIO);
} else {
// copy the data to the packet buffer.
result = ff_mms_read_data(mms, buf, size);
if (result == 0) {
- dprintf(NULL, "read asf media paket size is zero!\n");
+ av_dlog(NULL, "read asf media paket size is zero!\n");
break;
}
}
} else {
- dprintf(NULL, "read packet error!\n");
+ av_dlog(NULL, "read packet error!\n");
break;
}
}
return result;
}
-URLProtocol mmst_protocol = {
- "mmst",
- mms_open,
- mms_read,
- NULL, // write
- NULL, // seek
- mms_close,
+URLProtocol ff_mmst_protocol = {
+ .name = "mmst",
+ .url_open = mms_open,
+ .url_read = mms_read,
+ .url_close = mms_close,
};