[Mplayer-cvslog] CVS: main/DOCS/tech mpcf.txt,1.27,1.28
Alex Beregszaszi
alex at mplayerhq.hu
Fri May 23 14:18:11 CEST 2003
Update of /cvsroot/mplayer/main/DOCS/tech
In directory mail:/var/tmp.root/cvs-serv3281
Modified Files:
mpcf.txt
Log Message:
some changes (michael: is the colorspace_type field needed?)
Index: mpcf.txt
===================================================================
RCS file: /cvsroot/mplayer/main/DOCS/tech/mpcf.txt,v
retrieving revision 1.27
retrieving revision 1.28
diff -u -r1.27 -r1.28
--- mpcf.txt 4 May 2003 18:57:39 -0000 1.27
+++ mpcf.txt 23 May 2003 12:17:36 -0000 1.28
@@ -9,7 +9,7 @@
Simple
use the same encoding for nearly all fields
- simple decoding, so slow cpus can handle it
+ simple decoding, so slow cpus (and embedded systems) can handle it
Extendible
no limit for the possible values for all fields (using universal vlc)
allow adding of new headers in the future
@@ -22,6 +22,8 @@
headers & index can be repeated
audio packet reshuffle
checksums to allow quick redownloading of damaged parts
+ damaged files can be played back with minimal data lost and fast
+ resyncing times
@@ -230,11 +232,6 @@
length_in_msec
length of the file in milli seconds (can be 0 if realtime or such)
-index_flag
- 1 indicates that this file has an index
- Note, all files SHOULD have an index at the end except, (realtime) streams
- Note, all streams SHOULD have an index
-
stream_id
Note: streams with a lower relative class MUST have a lower relative id
so a stream with class 0 MUST allways have a id which is lower then any
@@ -251,7 +248,7 @@
fourcc
identification for the codec
example: "H264"
- MUST contain 4 bytes, note, this might be increasd in the future if
+ MUST contain 4 bytes, note, this might be increased in the future if
needed
language_code
@@ -286,6 +283,11 @@
fixed_fps
1 indicates that the fps is fixed
+index_flag
+ 1 indicates that this file has an index
+ Note, all files SHOULD have an index at the end except, (realtime) streams
+ Note, all streams SHOULD have an index
+
codec_specific_data_type
0 end
1 native
@@ -371,6 +373,9 @@
depth
for compatibility with some win32 codecs
+
+colorspace_type
+ ?
samplerate_mul
the number of samples per second in one time_base unit
@@ -543,7 +548,7 @@
static inline uint64_t get_v(BufferContext *bc){
uint64_t val= 0;
- for(; spaceLeft(bc) > 0; ){
+ for(; space_left(bc) > 0; ){
int tmp= *(bc->buf_ptr++);
if(tmp&0x80)
val= (val<<7) + tmp - 0x80;
@@ -557,7 +562,7 @@
static inline int put_v(BufferContext *bc, uint64_t val){
int i;
- if(spaceLeft(bc) < 9) return -1;
+ if(space_left(bc) < 9) return -1;
val &= 0x7FFFFFFFFFFFFFFFULL; // FIXME can only encode upto 63 bits currently
for(i=7; ; i+=7){
@@ -639,3 +644,15 @@
audio_stream_header (stream 3, audio jpjp, timebase 1 , lsb_timestamp_length=8)
audio_stream_header (stream 4, audio usen, timebase 1 , lsb_timestamp_length=8)
index (stream 0)
+
+ Authors
+
+Folks from MPlayer Developers Mailinglist (http://www.mplayehrq.hu/).
+Authors in ABC-order: (FIXME! Tell us if we left you out)
+ Beregszaszi, Alex (alex at fsn.hu)
+ Bunkus, Moritz (moritz at bunkus.org)
+ Diedrich, Tobias (td at sim.uni-hannover.de)
+ Franz, Fabian (FabianFranz at gmx.de)
+ Gereoffy, Arpad (arpi at thot.banki.hu)
+ Hess, Andreas (jaska at gmx.net)
+ Niedermayer, Michael (michaelni at gmx.at)
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