/// <summary>
/// Reads a video packet, assigning the video header and
/// advancing the position to the next packet position.
/// </summary>
/// <param name="position">
/// A <see cref="long" /> value reference specifying the
/// position at which to start reading the packet. This value
/// is updated to the position of the next packet.
/// </param>
void ReadVideoPacket(ref long position)
{
Seek(position + 4);
int length = ReadBlock(2).ToUShort();
long offset = position + 6;
while (!video_found && offset < position + length)
{
if (FindMarker(ref offset) ==
Marker.VideoSyncPacket)
{
video_header = new VideoHeader(this,
offset + 4);
video_found = true;
}
else
{
// advance the offset by 6 bytes, so the next iteration of the
// loop won't find the same marker and get stuck. 6 bytes because findMarker is a
// generic find that could get both PES packets and Stream packets, the smallest
// posible pes packet with a size =0 would be 6 bytes.
offset += 6;
}
}
position += length;
}
/// <summary>
/// Reads a video packet, assigning the video header and
/// advancing the position to the next packet position.
/// </summary>
/// <param name="position">
/// A <see cref="long" /> value reference specifying the
/// position at which to start reading the packet. This value
/// is updated to the position of the next packet.
/// </param>
void ReadVideoPacket(ref long position)
{
Seek(position + 4);
int length = ReadBlock(2).ToUShort();
long offset = position + 6;
while (!video_found && offset < position + length)
{
if (FindMarker(ref offset) ==
Marker.VideoSyncPacket)
{
video_header = new VideoHeader(this,
offset + 4);
video_found = true;
}
}
position += length;
}
/// <summary>
/// Reads a video packet, assigning the video header and
/// advancing the position to the next packet position.
/// </summary>
/// <param name="position">
/// A <see cref="long" /> value reference specifying the
/// position at which to start reading the packet. This value
/// is updated to the position of the next packet.
/// </param>
void ReadVideoPacket(ref long position)
{
Seek (position + 4);
int length = ReadBlock (2).ToUShort ();
long offset = position + 6;
while (!video_found && offset < position + length)
if (FindMarker (ref offset) ==
Marker.VideoSyncPacket) {
video_header = new VideoHeader (this,
offset + 4);
video_found = true;
}
position += length;
}
/// <summary>
/// Reads a video packet, assigning the video header and
/// advancing the position to the next packet position.
/// </summary>
/// <param name="position">
/// A <see cref="long" /> value reference specifying the
/// position at which to start reading the packet. This value
/// is updated to the position of the next packet.
/// </param>
void ReadVideoPacket (ref long position)
{
Seek (position + 4);
int length = ReadBlock (2).ToUShort ();
long offset = position + 6;
while (!video_found && offset < position + length)
if (FindMarker (ref offset) ==
Marker.VideoSyncPacket) {
video_header = new VideoHeader (this,
offset + 4);
video_found = true;
} else {
// advance the offset by 6 bytes, so the next iteration of the
// loop won't find the same marker and get stuck. 6 bytes because findMarker is a
// generic find that could get both PES packets and Stream packets, the smallest
// posible pes packet with a size =0 would be 6 bytes.
offset += 6;
}
position += length;
}
private void ReadVideoPacket(ref long position)
{
base.Seek(position + 4L);
int num = base.ReadBlock(2).ToUShort();
long num2 = position + 6L;
while (!this.video_found && (num2 < (position + num)))
{
if (this.FindMarker(ref num2) == Marker.VideoSyncPacket)
{
this.video_header = new VideoHeader(this, num2 + 4L);
this.video_found = true;
}
else
{
num2 += 6L;
}
}
position += num;
}