mirror of
https://github.com/mpv-player/mpv
synced 2024-12-21 06:14:32 +00:00
4153f4e21c
FF_INPUT_BUFFER_PADDING_SIZE. Instead use MP_INPUT_BUFFER_PADDING_SIZE and add a preprocessor check that it is big enough. git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@27314 b3059339-0415-0410-9bf9-f77b7e298cf2
759 lines
20 KiB
C
759 lines
20 KiB
C
// VIVO file parser by A'rpi
|
|
// VIVO text header parser and audio support by alex
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <string.h> /* strtok */
|
|
|
|
#include "config.h"
|
|
#include "mp_msg.h"
|
|
#include "help_mp.h"
|
|
|
|
#include "stream/stream.h"
|
|
#include "demuxer.h"
|
|
#include "stheader.h"
|
|
|
|
/* parameters ! */
|
|
int vivo_param_version = -1;
|
|
char *vivo_param_acodec = NULL;
|
|
int vivo_param_abitrate = -1;
|
|
int vivo_param_samplerate = -1;
|
|
int vivo_param_bytesperblock = -1;
|
|
int vivo_param_width = -1;
|
|
int vivo_param_height = -1;
|
|
int vivo_param_vformat = -1;
|
|
|
|
/* VIVO audio standards from vivog723.acm:
|
|
|
|
G.723:
|
|
FormatTag = 0x111
|
|
Channels = 1 - mono
|
|
SamplesPerSec = 8000 - 8khz
|
|
AvgBytesPerSec = 800
|
|
BlockAlign (bytes per block) = 24
|
|
BitsPerSample = 8
|
|
|
|
Siren:
|
|
FormatTag = 0x112
|
|
Channels = 1 - mono
|
|
SamplesPerSec = 16000 - 16khz
|
|
AvgBytesPerSec = 2000
|
|
BlockAlign (bytes per block) = 40
|
|
BitsPerSample = 8
|
|
*/
|
|
|
|
//enum { VIVO_AUDIO_G723, VIVO_AUDIO_SIREN };
|
|
|
|
#define VIVO_AUDIO_G723 1
|
|
#define VIVO_AUDIO_SIREN 2
|
|
|
|
typedef struct {
|
|
/* generic */
|
|
char version;
|
|
int supported;
|
|
/* info */
|
|
char *title;
|
|
char *author;
|
|
char *copyright;
|
|
char *producer;
|
|
/* video */
|
|
float fps;
|
|
int width;
|
|
int height;
|
|
int disp_width;
|
|
int disp_height;
|
|
/* audio */
|
|
int audio_codec;
|
|
int audio_bitrate;
|
|
int audio_samplerate;
|
|
int audio_bytesperblock;
|
|
} vivo_priv_t;
|
|
|
|
/* parse all possible extra headers */
|
|
/* (audio headers are separate - mostly with recordtype=3 or 4) */
|
|
#define TEXTPARSE_ALL 1
|
|
|
|
static void vivo_parse_text_header(demuxer_t *demux, int header_len)
|
|
{
|
|
vivo_priv_t* priv = demux->priv;
|
|
char *buf;
|
|
int i;
|
|
char *token;
|
|
char *opt, *param;
|
|
int parser_in_audio_block = 0;
|
|
|
|
if (!demux->priv)
|
|
{
|
|
priv = malloc(sizeof(vivo_priv_t));
|
|
memset(priv, 0, sizeof(vivo_priv_t));
|
|
demux->priv = priv;
|
|
priv->supported = 0;
|
|
}
|
|
|
|
buf = malloc(header_len);
|
|
opt = malloc(header_len);
|
|
param = malloc(header_len);
|
|
stream_read(demux->stream, buf, header_len);
|
|
i=0;
|
|
while(i<header_len && buf[i]==0x0D && buf[i+1]==0x0A) i+=2; // skip empty lines
|
|
|
|
token = strtok(buf, (char *)&("\x0d\x0a"));
|
|
while (token && (header_len>2))
|
|
{
|
|
header_len -= strlen(token)+2;
|
|
if (sscanf(token, "%[^:]:%[^\n]", opt, param) != 2)
|
|
{
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "viv_text_header_parser: bad line: '%s' at ~%#"PRIx64"\n",
|
|
token, (int64_t)stream_tell(demux->stream));
|
|
break;
|
|
}
|
|
mp_dbg(MSGT_DEMUX, MSGL_DBG3, "token: '%s' (%d bytes/%d bytes left)\n",
|
|
token, strlen(token), header_len);
|
|
mp_dbg(MSGT_DEMUX, MSGL_DBG3, "token => o: '%s', p: '%s'\n",
|
|
opt, param);
|
|
|
|
/* checking versions: only v1 or v2 is suitable (or known?:) */
|
|
if (!strcmp(opt, "Version"))
|
|
{
|
|
mp_msg(MSGT_DEMUX, MSGL_DBG2, "Version: %s\n", param);
|
|
if (!strncmp(param, "Vivo/1", 6) || !strncmp(param, "Vivo/2", 6))
|
|
{
|
|
priv->supported = 1;
|
|
/* save major version for fourcc */
|
|
priv->version = param[5];
|
|
}
|
|
}
|
|
|
|
/* video specific */
|
|
if (!strcmp(opt, "FPS"))
|
|
{
|
|
mp_msg(MSGT_DEMUX, MSGL_DBG2, "FPS: %f\n", atof(param));
|
|
priv->fps = atof(param);
|
|
}
|
|
if (!strcmp(opt, "Width"))
|
|
{
|
|
mp_msg(MSGT_DEMUX, MSGL_DBG2, "Width: %d\n", atoi(param));
|
|
priv->width = atoi(param);
|
|
}
|
|
if (!strcmp(opt, "Height"))
|
|
{
|
|
mp_msg(MSGT_DEMUX, MSGL_DBG2, "Height: %d\n", atoi(param));
|
|
priv->height = atoi(param);
|
|
}
|
|
if (!strcmp(opt, "DisplayWidth"))
|
|
{
|
|
mp_msg(MSGT_DEMUX, MSGL_DBG2, "Display Width: %d\n", atoi(param));
|
|
priv->disp_width = atoi(param);
|
|
}
|
|
if (!strcmp(opt, "DisplayHeight"))
|
|
{
|
|
mp_msg(MSGT_DEMUX, MSGL_DBG2, "Display Height: %d\n", atoi(param));
|
|
priv->disp_height = atoi(param);
|
|
}
|
|
|
|
/* audio specific */
|
|
if (!strcmp(opt, "RecordType"))
|
|
{
|
|
/* no audio recordblock by Vivo/1.00, 3 and 4 by Vivo/2.00 */
|
|
if ((atoi(param) == 3) || (atoi(param) == 4))
|
|
parser_in_audio_block = 1;
|
|
else
|
|
parser_in_audio_block = 0;
|
|
}
|
|
if (!strcmp(opt, "NominalBitrate"))
|
|
{
|
|
priv->audio_bitrate = atoi(param);
|
|
if (priv->audio_bitrate == 2000)
|
|
priv->audio_codec = VIVO_AUDIO_SIREN;
|
|
if (priv->audio_bitrate == 800)
|
|
priv->audio_codec = VIVO_AUDIO_G723;
|
|
}
|
|
if (!strcmp(opt, "SamplingFrequency"))
|
|
{
|
|
priv->audio_samplerate = atoi(param);
|
|
if (priv->audio_samplerate == 16000)
|
|
priv->audio_codec = VIVO_AUDIO_SIREN;
|
|
if (priv->audio_samplerate == 8000)
|
|
priv->audio_codec = VIVO_AUDIO_G723;
|
|
}
|
|
if (!strcmp(opt, "Length") && (parser_in_audio_block == 1))
|
|
{
|
|
priv->audio_bytesperblock = atoi(param); /* 24 or 40 kbps */
|
|
if (priv->audio_bytesperblock == 40)
|
|
priv->audio_codec = VIVO_AUDIO_SIREN;
|
|
if (priv->audio_bytesperblock == 24)
|
|
priv->audio_codec = VIVO_AUDIO_G723;
|
|
}
|
|
|
|
/* only for displaying some informations about movie*/
|
|
if (!strcmp(opt, "Title"))
|
|
{
|
|
demux_info_add(demux, "name", param);
|
|
priv->title = strdup(param);
|
|
}
|
|
if (!strcmp(opt, "Author"))
|
|
{
|
|
demux_info_add(demux, "author", param);
|
|
priv->author = strdup(param);
|
|
}
|
|
if (!strcmp(opt, "Copyright"))
|
|
{
|
|
demux_info_add(demux, "copyright", param);
|
|
priv->copyright = strdup(param);
|
|
}
|
|
if (!strcmp(opt, "Producer"))
|
|
{
|
|
demux_info_add(demux, "encoder", param);
|
|
priv->producer = strdup(param);
|
|
}
|
|
|
|
/* get next token */
|
|
token = strtok(NULL, (char *)&("\x0d\x0a"));
|
|
}
|
|
|
|
if (buf)
|
|
free(buf);
|
|
if (opt)
|
|
free(opt);
|
|
if (param)
|
|
free(param);
|
|
}
|
|
|
|
static int vivo_check_file(demuxer_t* demuxer){
|
|
int i=0;
|
|
int len;
|
|
int c;
|
|
unsigned char buf[2048+256];
|
|
vivo_priv_t* priv;
|
|
int orig_pos = stream_tell(demuxer->stream);
|
|
|
|
mp_msg(MSGT_DEMUX,MSGL_V,"Checking for VIVO\n");
|
|
|
|
c=stream_read_char(demuxer->stream);
|
|
if(c==-256) return 0;
|
|
len=0;
|
|
while((c=stream_read_char(demuxer->stream))>=0x80){
|
|
len+=0x80*(c-0x80);
|
|
if(len>1024) return 0;
|
|
}
|
|
len+=c;
|
|
mp_msg(MSGT_DEMUX,MSGL_V,"header block 1 size: %d\n",len);
|
|
//stream_skip(demuxer->stream,len);
|
|
|
|
priv=malloc(sizeof(vivo_priv_t));
|
|
memset(priv,0,sizeof(vivo_priv_t));
|
|
demuxer->priv=priv;
|
|
|
|
#if 0
|
|
vivo_parse_text_header(demuxer, len);
|
|
if (priv->supported == 0)
|
|
return 0;
|
|
#else
|
|
/* this is enought for check (for now) */
|
|
stream_read(demuxer->stream,buf,len);
|
|
buf[len]=0;
|
|
// printf("VIVO header: '%s'\n",buf);
|
|
|
|
// parse header:
|
|
i=0;
|
|
while(i<len && buf[i]==0x0D && buf[i+1]==0x0A) i+=2; // skip empty lines
|
|
if(strncmp(buf+i,"Version:Vivo/",13)) return 0; // bad version/type!
|
|
#endif
|
|
|
|
#if 0
|
|
c=stream_read_char(demuxer->stream);
|
|
if(c) return 0;
|
|
len2=0;
|
|
while((c=stream_read_char(demuxer->stream))>=0x80){
|
|
len2+=0x80*(c-0x80);
|
|
if(len+len2>2048) return 0;
|
|
}
|
|
len2+=c;
|
|
mp_msg(MSGT_DEMUX,MSGL_V,"header block 2 size: %d\n",len2);
|
|
stream_skip(demuxer->stream,len2);
|
|
// stream_read(demuxer->stream,buf+len,len2);
|
|
#endif
|
|
|
|
// c=stream_read_char(demuxer->stream);
|
|
// printf("first packet: %02X\n",c);
|
|
|
|
stream_seek(demuxer->stream, orig_pos);
|
|
|
|
return DEMUXER_TYPE_VIVO;
|
|
}
|
|
|
|
static int audio_pos=0;
|
|
static int audio_rate=0;
|
|
|
|
// return value:
|
|
// 0 = EOF or no stream found
|
|
// 1 = successfully read a packet
|
|
static int demux_vivo_fill_buffer(demuxer_t *demux, demux_stream_t *dsds){
|
|
demux_stream_t *ds=NULL;
|
|
int c;
|
|
int len=0;
|
|
int seq;
|
|
int prefix=0;
|
|
demux->filepos=stream_tell(demux->stream);
|
|
|
|
c=stream_read_char(demux->stream);
|
|
if (c == -256) /* EOF */
|
|
return 0;
|
|
// printf("c=%x,%02X\n",c,c&0xf0);
|
|
if (c == 0x82)
|
|
{
|
|
/* ok, this works, but pts calculating from header is required! */
|
|
#warning "Calculate PTS from picture header!"
|
|
prefix = 1;
|
|
c = stream_read_char(demux->stream);
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "packet 0x82(pos=%u) chunk=%x\n",
|
|
(int)stream_tell(demux->stream), c);
|
|
}
|
|
switch(c&0xF0){
|
|
case 0x00: // header - skip it!
|
|
{
|
|
len=stream_read_char(demux->stream);
|
|
if(len>=0x80) len=0x80*(len-0x80)+stream_read_char(demux->stream);
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "vivo extra header: %d bytes\n",len);
|
|
#ifdef TEXTPARSE_ALL
|
|
{
|
|
int pos;
|
|
/* also try to parse all headers */
|
|
pos = stream_tell(demux->stream);
|
|
vivo_parse_text_header(demux, len);
|
|
stream_seek(demux->stream, pos);
|
|
}
|
|
#endif
|
|
break;
|
|
}
|
|
case 0x10: // video packet
|
|
if (prefix == 1)
|
|
len = stream_read_char(demux->stream);
|
|
else
|
|
len=128;
|
|
ds=demux->video;
|
|
break;
|
|
case 0x20: // video packet
|
|
len=stream_read_char(demux->stream);
|
|
ds=demux->video;
|
|
break;
|
|
case 0x30: // audio packet
|
|
if (prefix == 1)
|
|
len = stream_read_char(demux->stream);
|
|
else
|
|
len=40; /* 40kbps */
|
|
ds=demux->audio;
|
|
audio_pos+=len;
|
|
break;
|
|
case 0x40: // audio packet
|
|
if (prefix == 1)
|
|
len = stream_read_char(demux->stream);
|
|
else
|
|
len=24; /* 24kbps */
|
|
ds=demux->audio;
|
|
audio_pos+=len;
|
|
break;
|
|
default:
|
|
mp_msg(MSGT_DEMUX,MSGL_WARN,"VIVO - unknown ID found: %02X at pos %"PRIu64" contact author!\n",
|
|
c, (int64_t)stream_tell(demux->stream));
|
|
return 0;
|
|
}
|
|
|
|
// printf("chunk=%x, len=%d\n", c, len);
|
|
|
|
if(!ds || ds->id<-1){
|
|
if(len) stream_skip(demux->stream,len);
|
|
return 1;
|
|
}
|
|
|
|
seq=c&0x0F;
|
|
|
|
if(ds->asf_packet){
|
|
if(ds->asf_seq!=seq){
|
|
// closed segment, finalize packet:
|
|
ds_add_packet(ds,ds->asf_packet);
|
|
ds->asf_packet=NULL;
|
|
// printf("packet!\n");
|
|
} else {
|
|
// append data to it!
|
|
demux_packet_t* dp=ds->asf_packet;
|
|
if(dp->len + len + MP_INPUT_BUFFER_PADDING_SIZE < 0)
|
|
return 0;
|
|
dp->buffer=realloc(dp->buffer,dp->len+len+MP_INPUT_BUFFER_PADDING_SIZE);
|
|
memset(dp->buffer+dp->len+len, 0, MP_INPUT_BUFFER_PADDING_SIZE);
|
|
//memcpy(dp->buffer+dp->len,data,len);
|
|
stream_read(demux->stream,dp->buffer+dp->len,len);
|
|
mp_dbg(MSGT_DEMUX,MSGL_DBG4,"data appended! %d+%d\n",dp->len,len);
|
|
dp->len+=len;
|
|
// we are ready now.
|
|
if((c&0xF0)==0x20) --ds->asf_seq; // hack!
|
|
return 1;
|
|
}
|
|
}
|
|
// create new packet:
|
|
{ demux_packet_t* dp;
|
|
dp=new_demux_packet(len);
|
|
//memcpy(dp->buffer,data,len);
|
|
stream_read(demux->stream,dp->buffer,len);
|
|
dp->pts=audio_rate?((float)audio_pos/(float)audio_rate):0;
|
|
// dp->flags=keyframe;
|
|
// if(ds==demux->video) printf("ASF time: %8d dur: %5d \n",time,dur);
|
|
dp->pos=demux->filepos;
|
|
ds->asf_packet=dp;
|
|
ds->asf_seq=seq;
|
|
// we are ready now.
|
|
return 1;
|
|
}
|
|
|
|
}
|
|
|
|
static const short h263_format[8][2] = {
|
|
{ 0, 0 },
|
|
{ 128, 96 },
|
|
{ 176, 144 },
|
|
{ 352, 288 },
|
|
{ 704, 576 },
|
|
{ 1408, 1152 },
|
|
{ 320, 240 } // ??????? or 240x180 (found in vivo2) ?
|
|
};
|
|
|
|
static unsigned char* buffer;
|
|
static int bufptr=0;
|
|
static int bitcnt=0;
|
|
static unsigned char buf=0;
|
|
static int format, width, height;
|
|
|
|
static unsigned int x_get_bits(int n){
|
|
unsigned int x=0;
|
|
while(n-->0){
|
|
if(!bitcnt){
|
|
// fill buff
|
|
buf=buffer[bufptr++];
|
|
bitcnt=8;
|
|
}
|
|
//x=(x<<1)|(buf&1);buf>>=1;
|
|
x=(x<<1)|(buf>>7);buf<<=1;
|
|
--bitcnt;
|
|
}
|
|
return x;
|
|
}
|
|
|
|
#define get_bits(xxx,n) x_get_bits(n)
|
|
#define get_bits1(xxx) x_get_bits(1)
|
|
#define skip_bits(xxx,n) x_get_bits(n)
|
|
#define skip_bits1(xxx) x_get_bits(1)
|
|
|
|
/* most is hardcoded. should extend to handle all h263 streams */
|
|
static int h263_decode_picture_header(unsigned char *b_ptr)
|
|
{
|
|
// int i;
|
|
|
|
// for(i=0;i<16;i++) printf(" %02X",b_ptr[i]); printf("\n");
|
|
|
|
buffer=b_ptr;
|
|
bufptr=bitcnt=buf=0;
|
|
|
|
/* picture header */
|
|
if (get_bits(&s->gb, 22) != 0x20){
|
|
mp_msg(MSGT_DEMUX, MSGL_FATAL, "bad picture header\n");
|
|
return -1;
|
|
}
|
|
skip_bits(&s->gb, 8); /* picture timestamp */
|
|
|
|
if (get_bits1(&s->gb) != 1){
|
|
mp_msg(MSGT_DEMUX, MSGL_FATAL, "bad marker\n");
|
|
return -1; /* marker */
|
|
}
|
|
if (get_bits1(&s->gb) != 0){
|
|
mp_msg(MSGT_DEMUX, MSGL_FATAL, "bad h263 id\n");
|
|
return -1; /* h263 id */
|
|
}
|
|
skip_bits1(&s->gb); /* split screen off */
|
|
skip_bits1(&s->gb); /* camera off */
|
|
skip_bits1(&s->gb); /* freeze picture release off */
|
|
|
|
format = get_bits(&s->gb, 3);
|
|
|
|
if (format != 7) {
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "h263_plus = 0 format = %d\n", format);
|
|
/* H.263v1 */
|
|
width = h263_format[format][0];
|
|
height = h263_format[format][1];
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "%d x %d\n", width, height);
|
|
// if (!width) return -1;
|
|
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "pict_type=%d\n", get_bits1(&s->gb));
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "unrestricted_mv=%d\n", get_bits1(&s->gb));
|
|
#if 1
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "SAC: %d\n", get_bits1(&s->gb));
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "advanced prediction mode: %d\n", get_bits1(&s->gb));
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "PB frame: %d\n", get_bits1(&s->gb));
|
|
#else
|
|
if (get_bits1(&s->gb) != 0)
|
|
return -1; /* SAC: off */
|
|
if (get_bits1(&s->gb) != 0)
|
|
return -1; /* advanced prediction mode: off */
|
|
if (get_bits1(&s->gb) != 0)
|
|
return -1; /* not PB frame */
|
|
#endif
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "qscale=%d\n", get_bits(&s->gb, 5));
|
|
skip_bits1(&s->gb); /* Continuous Presence Multipoint mode: off */
|
|
} else {
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "h263_plus = 1\n");
|
|
/* H.263v2 */
|
|
if (get_bits(&s->gb, 3) != 1){
|
|
mp_msg(MSGT_DEMUX, MSGL_FATAL, "H.263v2 A error\n");
|
|
return -1;
|
|
}
|
|
if (get_bits(&s->gb, 3) != 6){ /* custom source format */
|
|
mp_msg(MSGT_DEMUX, MSGL_FATAL, "custom source format\n");
|
|
return -1;
|
|
}
|
|
skip_bits(&s->gb, 12);
|
|
skip_bits(&s->gb, 3);
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "pict_type=%d\n", get_bits(&s->gb, 3) + 1);
|
|
// if (s->pict_type != I_TYPE &&
|
|
// s->pict_type != P_TYPE)
|
|
// return -1;
|
|
skip_bits(&s->gb, 7);
|
|
skip_bits(&s->gb, 4); /* aspect ratio */
|
|
width = (get_bits(&s->gb, 9) + 1) * 4;
|
|
skip_bits1(&s->gb);
|
|
height = get_bits(&s->gb, 9) * 4;
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "%d x %d\n", width, height);
|
|
//if (height == 0)
|
|
// return -1;
|
|
mp_msg(MSGT_DEMUX, MSGL_V, "qscale=%d\n", get_bits(&s->gb, 5));
|
|
}
|
|
|
|
/* PEI */
|
|
while (get_bits1(&s->gb) != 0) {
|
|
skip_bits(&s->gb, 8);
|
|
}
|
|
// s->f_code = 1;
|
|
// s->width = width;
|
|
// s->height = height;
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
static demuxer_t* demux_open_vivo(demuxer_t* demuxer){
|
|
vivo_priv_t* priv=demuxer->priv;
|
|
|
|
if(!ds_fill_buffer(demuxer->video)){
|
|
mp_msg(MSGT_DEMUX,MSGL_ERR,"VIVO: " MSGTR_MissingVideoStreamBug);
|
|
return NULL;
|
|
}
|
|
|
|
audio_pos=0;
|
|
|
|
h263_decode_picture_header(demuxer->video->buffer);
|
|
|
|
if (vivo_param_version != -1)
|
|
priv->version = '0' + vivo_param_version;
|
|
|
|
{ sh_video_t* sh=new_sh_video(demuxer,0);
|
|
|
|
/* viv1, viv2 (for better codecs.conf) */
|
|
sh->format = mmioFOURCC('v', 'i', 'v', priv->version);
|
|
if(!sh->fps)
|
|
{
|
|
if (priv->fps)
|
|
sh->fps=priv->fps;
|
|
else
|
|
sh->fps=15.0f;
|
|
}
|
|
sh->frametime=1.0f/sh->fps;
|
|
|
|
/* XXX: FIXME: can't scale image. */
|
|
/* hotfix to disable: */
|
|
priv->disp_width = priv->width;
|
|
priv->disp_height = priv->height;
|
|
|
|
if (vivo_param_width != -1)
|
|
priv->disp_width = priv->width = vivo_param_width;
|
|
|
|
if (vivo_param_height != -1)
|
|
priv->disp_height = priv->height = vivo_param_height;
|
|
|
|
if (vivo_param_vformat != -1)
|
|
{
|
|
priv->disp_width = priv->width = h263_format[vivo_param_vformat][0];
|
|
priv->disp_height = priv->height = h263_format[vivo_param_vformat][1];
|
|
}
|
|
|
|
if (priv->disp_width)
|
|
sh->disp_w = priv->disp_width;
|
|
else
|
|
sh->disp_w = width;
|
|
if (priv->disp_height)
|
|
sh->disp_h = priv->disp_height;
|
|
else
|
|
sh->disp_h = height;
|
|
|
|
// emulate BITMAPINFOHEADER:
|
|
sh->bih=malloc(sizeof(BITMAPINFOHEADER));
|
|
memset(sh->bih,0,sizeof(BITMAPINFOHEADER));
|
|
sh->bih->biSize=40;
|
|
if (priv->width)
|
|
sh->bih->biWidth = priv->width;
|
|
else
|
|
sh->bih->biWidth = width;
|
|
if (priv->height)
|
|
sh->bih->biHeight = priv->height;
|
|
else
|
|
sh->bih->biHeight = height;
|
|
sh->bih->biPlanes=1;
|
|
sh->bih->biBitCount=24;
|
|
sh->bih->biCompression=sh->format;
|
|
sh->bih->biSizeImage=sh->bih->biWidth*sh->bih->biHeight*3;
|
|
|
|
/* insert as stream */
|
|
demuxer->video->sh=sh;
|
|
sh->ds=demuxer->video;
|
|
demuxer->video->id=0;
|
|
|
|
/* disable seeking */
|
|
demuxer->seekable = 0;
|
|
|
|
mp_msg(MSGT_DEMUX,MSGL_V,"VIVO Video stream %d size: display: %dx%d, codec: %ux%u\n",
|
|
demuxer->video->id, sh->disp_w, sh->disp_h, sh->bih->biWidth,
|
|
sh->bih->biHeight);
|
|
}
|
|
|
|
/* AUDIO init */
|
|
if (demuxer->audio->id >= -1){
|
|
if(!ds_fill_buffer(demuxer->audio)){
|
|
mp_msg(MSGT_DEMUX,MSGL_ERR,"VIVO: " MSGTR_MissingAudioStream);
|
|
} else
|
|
{ sh_audio_t* sh=new_sh_audio(demuxer,1);
|
|
|
|
/* Select audio codec */
|
|
if (priv->audio_codec == 0)
|
|
{
|
|
if (priv->version == '2')
|
|
priv->audio_codec = VIVO_AUDIO_SIREN;
|
|
else
|
|
priv->audio_codec = VIVO_AUDIO_G723;
|
|
}
|
|
if (vivo_param_acodec != NULL)
|
|
{
|
|
if (!strcasecmp(vivo_param_acodec, "g723"))
|
|
priv->audio_codec = VIVO_AUDIO_G723;
|
|
if (!strcasecmp(vivo_param_acodec, "siren"))
|
|
priv->audio_codec = VIVO_AUDIO_SIREN;
|
|
}
|
|
|
|
if (priv->audio_codec == VIVO_AUDIO_G723)
|
|
sh->format = 0x111;
|
|
else if (priv->audio_codec == VIVO_AUDIO_SIREN)
|
|
sh->format = 0x112;
|
|
else
|
|
{
|
|
mp_msg(MSGT_DEMUX, MSGL_ERR, "VIVO: Not support audio codec (%d)\n",
|
|
priv->audio_codec);
|
|
free_sh_audio(demuxer, 1);
|
|
goto nosound;
|
|
}
|
|
|
|
// Emulate WAVEFORMATEX struct:
|
|
sh->wf=malloc(sizeof(WAVEFORMATEX));
|
|
memset(sh->wf,0,sizeof(WAVEFORMATEX));
|
|
sh->wf->wFormatTag=sh->format;
|
|
sh->wf->nChannels=1; /* 1 channels for both Siren and G.723 */
|
|
|
|
/* Set bits per sample */
|
|
if (priv->audio_codec == VIVO_AUDIO_SIREN)
|
|
sh->wf->wBitsPerSample = 16;
|
|
else
|
|
if (priv->audio_codec == VIVO_AUDIO_G723)
|
|
sh->wf->wBitsPerSample = 8;
|
|
|
|
/* Set sampling rate */
|
|
if (priv->audio_samplerate) /* got from header */
|
|
sh->wf->nSamplesPerSec = priv->audio_samplerate;
|
|
else
|
|
{
|
|
if (priv->audio_codec == VIVO_AUDIO_SIREN)
|
|
sh->wf->nSamplesPerSec = 16000;
|
|
if (priv->audio_codec == VIVO_AUDIO_G723)
|
|
sh->wf->nSamplesPerSec = 8000;
|
|
}
|
|
if (vivo_param_samplerate != -1)
|
|
sh->wf->nSamplesPerSec = vivo_param_samplerate;
|
|
|
|
/* Set audio bitrate */
|
|
if (priv->audio_bitrate) /* got from header */
|
|
sh->wf->nAvgBytesPerSec = priv->audio_bitrate;
|
|
else
|
|
{
|
|
if (priv->audio_codec == VIVO_AUDIO_SIREN)
|
|
sh->wf->nAvgBytesPerSec = 2000;
|
|
if (priv->audio_codec == VIVO_AUDIO_G723)
|
|
sh->wf->nAvgBytesPerSec = 800;
|
|
}
|
|
if (vivo_param_abitrate != -1)
|
|
sh->wf->nAvgBytesPerSec = vivo_param_abitrate;
|
|
audio_rate=sh->wf->nAvgBytesPerSec;
|
|
|
|
if (!priv->audio_bytesperblock)
|
|
{
|
|
if (priv->audio_codec == VIVO_AUDIO_SIREN)
|
|
sh->wf->nBlockAlign = 40;
|
|
if (priv->audio_codec == VIVO_AUDIO_G723)
|
|
sh->wf->nBlockAlign = 24;
|
|
}
|
|
else
|
|
sh->wf->nBlockAlign = priv->audio_bytesperblock;
|
|
if (vivo_param_bytesperblock != -1)
|
|
sh->wf->nBlockAlign = vivo_param_bytesperblock;
|
|
|
|
/*sound_ok:*/
|
|
/* insert as stream */
|
|
demuxer->audio->sh=sh;
|
|
sh->ds=demuxer->audio;
|
|
demuxer->audio->id=1;
|
|
nosound:
|
|
return demuxer;
|
|
}
|
|
}
|
|
return demuxer;
|
|
}
|
|
|
|
static void demux_close_vivo(demuxer_t *demuxer)
|
|
{
|
|
vivo_priv_t* priv=demuxer->priv;
|
|
|
|
if (priv) {
|
|
if (priv->title)
|
|
free(priv->title);
|
|
if (priv->author)
|
|
free(priv->author);
|
|
if (priv->copyright)
|
|
free(priv->copyright);
|
|
if (priv->producer)
|
|
free(priv->producer);
|
|
free(priv);
|
|
}
|
|
return;
|
|
}
|
|
|
|
|
|
const demuxer_desc_t demuxer_desc_vivo = {
|
|
"Vivo demuxer",
|
|
"vivo",
|
|
"VIVO",
|
|
"A'rpi, Alex Beregszasi",
|
|
"",
|
|
DEMUXER_TYPE_VIVO,
|
|
0, // unsafe autodetect
|
|
vivo_check_file,
|
|
demux_vivo_fill_buffer,
|
|
demux_open_vivo,
|
|
demux_close_vivo,
|
|
NULL,
|
|
NULL
|
|
};
|