[Mplayer-cvslog] CVS: main/libmpdemux demux_lavf.c, NONE, 1.1 Makefile, 1.76, 1.77 demuxer.c, 1.159, 1.160 demuxer.h, 1.66, 1.67

Michael Niedermayer CVS syncmail at mplayerhq.hu
Sun Apr 11 16:26:06 CEST 2004


CVS change done by Michael Niedermayer CVS

Update of /cvsroot/mplayer/main/libmpdemux
In directory mail:/var2/tmp/cvs-serv3400/libmpdemux

Modified Files:
	Makefile demuxer.c demuxer.h 
Added Files:
	demux_lavf.c 
Log Message:
demux_lavf


--- NEW FILE ---
/*
    Copyright (C) 2004 Michael Niedermayer <michaelni at gmx.at>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

// #include <stdio.h>
#include <stdlib.h>
// #include <unistd.h>

#include "config.h"
#include "mp_msg.h"
// #include "help_mp.h"

#include "stream.h"
#include "demuxer.h"
#include "stheader.h"

#ifdef USE_LIBAVFORMAT

#include "avformat.h"
#include "avi.h"

#define PROBE_BUF_SIZE 2048
//#define IO_BUFFER_SIZE 32768

typedef struct lavf_priv_t{
    AVInputFormat *avif;
    AVFormatContext *avfc;
    ByteIOContext pb;
    int audio_streams;
    int video_streams;
}lavf_priv_t;

extern void print_wave_header(WAVEFORMATEX *h);
extern void print_video_header(BITMAPINFOHEADER *h);

static int mp_open(URLContext *h, const char *filename, int flags){
    return 0;
}

static int mp_read(URLContext *h, unsigned char *buf, int size){
    stream_t *stream = (stream_t*)h->priv_data;
    if(stream_eof(stream)) //needed?
        return -1;
    return stream_read(stream, buf, size);
}

static int mp_write(URLContext *h, unsigned char *buf, int size){
    return -1;
}

static offset_t mp_seek(URLContext *h, offset_t pos, int whence){
    stream_t *stream = (stream_t*)h->priv_data;
mp_msg(MSGT_HEADER,MSGL_DBG2,"file_seek(%p, %d, %d)\n", h, (int)pos, whence);
    if(whence == SEEK_CUR)
        pos +=stream_tell(stream);
    else if(whence == SEEK_END)
        pos += stream->end_pos;
    else if(whence != SEEK_SET)
        return -1;

    if(stream_seek(stream, pos)==0)
        return -1;
    return pos;
}

static int mp_close(URLContext *h){
    return 0;
}

static URLProtocol mp_protocol = {
    "mp",
    mp_open,
    mp_read,
    mp_write,
    mp_seek,
    mp_close,
};

int lavf_check_file(demuxer_t *demuxer){
    AVProbeData avpd;
    uint8_t buf[PROBE_BUF_SIZE];
    lavf_priv_t *priv;
    
    if(!demuxer->priv) 
        demuxer->priv=calloc(sizeof(lavf_priv_t),1);
    priv= demuxer->priv;

    av_register_all();

    stream_read(demuxer->stream, buf, PROBE_BUF_SIZE);
    avpd.filename= demuxer->stream->url;
    avpd.buf= buf;
    avpd.buf_size= PROBE_BUF_SIZE;

    priv->avif= av_probe_input_format(&avpd, 1);
    if(!priv->avif){
        mp_msg(MSGT_HEADER,MSGL_V,"LAVF_check: no clue about this gibberish!\n");
        return 0;
    }else
        mp_msg(MSGT_HEADER,MSGL_V,"LAVF_check: %s\n", priv->avif->long_name);

    return 1;
}
    
int demux_open_lavf(demuxer_t *demuxer){
    AVFormatContext *avfc;
    AVFormatParameters ap;
    lavf_priv_t *priv= demuxer->priv;
    int i;
    char mp_filename[256]="mp:";

    memset(&ap, 0, sizeof(AVFormatParameters));

    stream_seek(demuxer->stream, 0);

    register_protocol(&mp_protocol);

    strncpy(mp_filename + 3, demuxer->stream->url, sizeof(mp_filename)-3);
    
    url_fopen(&priv->pb, mp_filename, URL_RDONLY);
    
    ((URLContext*)(priv->pb.opaque))->priv_data= demuxer->stream;
        
    if(av_open_input_stream(&avfc, &priv->pb, mp_filename, priv->avif, &ap)<0){
        mp_msg(MSGT_HEADER,MSGL_ERR,"LAVF_header: av_open_input_stream() failed\n");
        return 0;
    }

    priv->avfc= avfc;

    if(av_find_stream_info(avfc) < 0){
        mp_msg(MSGT_HEADER,MSGL_ERR,"LAVF_header: av_find_stream_info() failed\n");
        return 0;
    }

//demux_info_add(demuxer, "author", string); ...

    for(i=0; i<avfc->nb_streams; i++){
        AVStream *st= avfc->streams[i];
        AVCodecContext *codec= &st->codec;
        
        switch(codec->codec_type){
        case CODEC_TYPE_AUDIO:{
            WAVEFORMATEX *wf= calloc(sizeof(WAVEFORMATEX) + codec->extradata_size, 1);
            sh_audio_t* sh_audio=new_sh_audio(demuxer, i);
            priv->audio_streams++;
            if(!codec->codec_tag)
                codec->codec_tag= codec_get_wav_tag(codec->codec_id);
            wf->wFormatTag= codec->codec_tag;
            wf->nChannels= codec->channels;
            wf->nSamplesPerSec= codec->sample_rate;
            wf->nAvgBytesPerSec= codec->bit_rate/8;
            wf->nBlockAlign= codec->block_align;
            wf->wBitsPerSample= codec->bits_per_sample;
            wf->cbSize= codec->extradata_size;
            if(codec->extradata_size){
                memcpy(
                    wf + 1, 
                    codec->extradata,
                    codec->extradata_size);
            }
            sh_audio->wf= wf;
            sh_audio->ds= demuxer->audio;
            sh_audio->format= codec->codec_tag;
            sh_audio->channels= codec->channels;
            sh_audio->samplerate= codec->sample_rate;
            if(verbose>=1) print_wave_header(sh_audio->wf);
            demuxer->audio->id=i;
            demuxer->audio->sh= demuxer->a_streams[i];
            break;}
        case CODEC_TYPE_VIDEO:{
            BITMAPINFOHEADER *bih=calloc(sizeof(BITMAPINFOHEADER) + codec->extradata_size,1);
            sh_video_t* sh_video=new_sh_video(demuxer, i);

	    priv->video_streams++;
            if(!codec->codec_tag)
                codec->codec_tag= codec_get_bmp_tag(codec->codec_id);
            bih->biSize= sizeof(BITMAPINFOHEADER) + codec->extradata_size;
            bih->biWidth= codec->width;
            bih->biHeight= codec->height;
            bih->biBitCount= codec->bits_per_sample;
            bih->biSizeImage = bih->biWidth * bih->biHeight * bih->biBitCount/8;
            bih->biCompression= codec->codec_tag;
            sh_video->bih= bih;
            sh_video->disp_w= codec->width;
            sh_video->disp_h= codec->height;
            sh_video->video.dwRate= codec->frame_rate;
            sh_video->video.dwScale= codec->frame_rate_base;
            sh_video->fps=(float)sh_video->video.dwRate/(float)sh_video->video.dwScale;
            sh_video->frametime=(float)sh_video->video.dwScale/(float)sh_video->video.dwRate;
            sh_video->format = bih->biCompression;
            sh_video->ds= demuxer->video;
            if(codec->extradata_size)
                memcpy(sh_video->bih + 1, codec->extradata, codec->extradata_size);
            if(verbose>=1) print_video_header(sh_video->bih);
/*    short 	biPlanes;
    int  	biXPelsPerMeter;
    int  	biYPelsPerMeter;
    int 	biClrUsed;
    int 	biClrImportant;*/
            demuxer->video->id=i;
            demuxer->video->sh= demuxer->v_streams[i];            
            break;}
        }
    }
    
    mp_msg(MSGT_HEADER,MSGL_V,"LAVF: %d audio and %d video streams found\n",priv->audio_streams,priv->video_streams);
    if(!priv->audio_streams) demuxer->audio->id=-2;  // nosound
//    else if(best_audio > 0 && demuxer->audio->id == -1) demuxer->audio->id=best_audio;
    if(!priv->video_streams){
        if(!priv->audio_streams){
	    mp_msg(MSGT_HEADER,MSGL_ERR,"LAVF: no audio or video headers found - broken file?\n");
            return 0; 
        }
        demuxer->video->id=-2; // audio-only
    } //else if (best_video > 0 && demuxer->video->id == -1) demuxer->video->id = best_video;

    return 1;
}

int demux_lavf_fill_buffer(demuxer_t *demux){
    lavf_priv_t *priv= demux->priv;
    AVPacket pkt;
    demux_packet_t *dp;
    demux_stream_t *ds;
    int id;
    mp_msg(MSGT_DEMUX,MSGL_DBG2,"demux_lavf_fill_buffer()\n");

    demux->filepos=stream_tell(demux->stream);

    if(stream_eof(demux->stream)){
//        demuxre->stream->eof=1;
        return 0;
    }

    if(av_read_frame(priv->avfc, &pkt) < 0)
        return 0;
        
    id= pkt.stream_index;

    if(id==demux->audio->id){
        // audio
        ds=demux->audio;
        if(!ds->sh){
            ds->sh=demux->a_streams[id];
            mp_msg(MSGT_DEMUX,MSGL_V,"Auto-selected LAVF audio ID = %d\n",ds->id);
        }
    } else if(id==demux->video->id){
        // video
        ds=demux->video;
        if(!ds->sh){
            ds->sh=demux->v_streams[id];
            mp_msg(MSGT_DEMUX,MSGL_V,"Auto-selected LAVF video ID = %d\n",ds->id);
        }
    } else
        ds= NULL;
        
    if(0/*pkt.destruct == av_destruct_packet*/){
        //ok kids, dont try this at home :)
        dp=(demux_packet_t*)malloc(sizeof(demux_packet_t));
        dp->len=pkt.size;
        dp->next=NULL;
        dp->refcount=1;
        dp->master=NULL;
        dp->buffer=pkt.data;
        pkt.destruct= NULL;
    }else{
        dp=new_demux_packet(pkt.size);
        memcpy(dp->buffer, pkt.data, pkt.size);
        av_free_packet(&pkt);
    }

    dp->pts=pkt.pts / (float)AV_TIME_BASE;
    dp->pos=demux->filepos;
    dp->flags= !!(pkt.flags&PKT_FLAG_KEY);
    // append packet to DS stream:
    ds_add_packet(ds,dp);
    return 1;
}

void demux_seek_lavf(demuxer_t *demuxer, float rel_seek_secs, int flags){
    mp_msg(MSGT_DEMUX,MSGL_DBG2,"demux_seek_lavf()\n");
}

int demux_lavf_control(demuxer_t *demuxer, int cmd, void *arg)
{
    lavf_priv_t *priv = demuxer->priv;
    
    switch (cmd) {
/*        case DEMUXER_CTRL_GET_TIME_LENGTH:
	    if (priv->duration == 0)
	        return DEMUXER_CTRL_DONTKNOW;
	    
	    *((unsigned long *)arg) = priv->duration;
	    return DEMUXER_CTRL_OK;

	case DEMUXER_CTRL_GET_PERCENT_POS:
	    if (priv->duration == 0)
	        return DEMUXER_CTRL_DONTKNOW;
	    
	    *((int *)arg) = (int)(100 * lastpts / priv->duration);
	    return DEMUXER_CTRL_OK;*/
	
	default:
	    return DEMUXER_CTRL_NOTIMPL;
    }
}

void demux_close_lavf(demuxer_t *demuxer)
{
    lavf_priv_t* priv = demuxer->priv;
 
    if (priv){
        av_close_input_file(priv->avfc); priv->avfc= NULL;
        free(priv); demuxer->priv= NULL;
    }
}

#endif // USE_LIBAVFORMAT

Index: Makefile
===================================================================
RCS file: /cvsroot/mplayer/main/libmpdemux/Makefile,v
retrieving revision 1.76
retrieving revision 1.77
diff -u -r1.76 -r1.77
--- Makefile	9 Mar 2004 14:46:34 -0000	1.76
+++ Makefile	11 Apr 2004 14:26:04 -0000	1.77
@@ -3,7 +3,7 @@
 
 include ../config.mak
 
-SRCS = mp3_hdr.c video.c mpeg_hdr.c cache2.c asfheader.c aviheader.c aviprint.c muxer.c muxer_avi.c muxer_mpeg.c demux_asf.c demux_avi.c demux_mov.c parse_mp4.c demux_mpg.c demux_ty.c demux_ty_osd.c demux_pva.c demux_viv.c demuxer.c dvdnav_stream.c open.c parse_es.c stream.c stream_file.c stream_netstream.c stream_vcd.c stream_null.c stream_ftp.c tv.c tvi_dummy.c tvi_v4l.c tvi_v4l2.c tvi_bsdbt848.c frequencies.c demux_fli.c demux_real.c demux_y4m.c yuv4mpeg.c yuv4mpeg_ratio.c demux_nuv.c demux_film.c demux_roq.c mf.c demux_mf.c demux_audio.c demux_demuxers.c demux_ogg.c demux_bmp.c cdda.c demux_rawaudio.c demux_rawvideo.c cddb.c cdinfo.c demux_rawdv.c ai_alsa.c ai_alsa1x.c ai_oss.c audio_in.c demux_smjpeg.c demux_lmlm4.c cue_read.c extension.c demux_gif.c demux_ts.c demux_realaud.c url.c muxer_rawvideo.c
+SRCS = mp3_hdr.c video.c mpeg_hdr.c cache2.c asfheader.c aviheader.c aviprint.c muxer.c muxer_avi.c muxer_mpeg.c demux_asf.c demux_avi.c demux_mov.c parse_mp4.c demux_mpg.c demux_ty.c demux_ty_osd.c demux_pva.c demux_viv.c demuxer.c dvdnav_stream.c open.c parse_es.c stream.c stream_file.c stream_netstream.c stream_vcd.c stream_null.c stream_ftp.c tv.c tvi_dummy.c tvi_v4l.c tvi_v4l2.c tvi_bsdbt848.c frequencies.c demux_fli.c demux_real.c demux_y4m.c yuv4mpeg.c yuv4mpeg_ratio.c demux_nuv.c demux_film.c demux_roq.c mf.c demux_mf.c demux_audio.c demux_demuxers.c demux_ogg.c demux_bmp.c cdda.c demux_rawaudio.c demux_rawvideo.c cddb.c cdinfo.c demux_rawdv.c ai_alsa.c ai_alsa1x.c ai_oss.c audio_in.c demux_smjpeg.c demux_lmlm4.c cue_read.c extension.c demux_gif.c demux_ts.c demux_realaud.c url.c muxer_rawvideo.c demux_lavf.c
 ifeq ($(XMMS_PLUGINS),yes)
 SRCS += demux_xmms.c
 endif 
@@ -33,10 +33,13 @@
 CPLUSPLUSSRCS += demux_mkv_old.cpp
 endif
 
+ifeq ($(CONFIG_LIBAVFORMAT),yes)
+LIBAV_INC = -I../libavcodec -I../libavformat
+endif
 
 OBJS	= $(SRCS:.c=.o)
 OBJS   += $(CPLUSPLUSSRCS:.cpp=.o)
-INCLUDE = -I../loader $(CSS_INC) $(EXTRA_INC)
+INCLUDE = -I../loader $(CSS_INC) $(EXTRA_INC) $(LIBAV_INC)
 CFLAGS  = $(OPTFLAGS) $(INCLUDE) $(XMMS_CFLAGS) $(CDPARANOIA_INC) $(DVB_INC)
 CPLUSPLUSFLAGS  = $(CFLAGS) $(CPLUSPLUSINCLUDE)
 CPLUSPLUS = $(CC)

Index: demuxer.c
===================================================================
RCS file: /cvsroot/mplayer/main/libmpdemux/demuxer.c,v
retrieving revision 1.159
retrieving revision 1.160
diff -u -r1.159 -r1.160
--- demuxer.c	22 Feb 2004 06:20:48 -0000	1.159
+++ demuxer.c	11 Apr 2004 14:26:04 -0000	1.160
@@ -139,6 +139,7 @@
 extern void demux_close_mkv(demuxer_t* demuxer);
 extern void demux_close_ra(demuxer_t* demuxer);
 extern void demux_close_ty(demuxer_t* demuxer);
+extern void demux_close_lavf(demuxer_t* demuxer);
 
 
 #ifdef USE_TV
@@ -223,7 +224,10 @@
       demux_close_ts(demuxer); break;
     case DEMUXER_TYPE_REALAUDIO:
       demux_close_ra(demuxer); break;
-
+#ifdef USE_LIBAVFORMAT
+    case DEMUXER_TYPE_LAVF:
+      demux_close_lavf(demuxer); break;
+#endif
     }
     // free streams:
     for(i=0;i<256;i++){
@@ -313,6 +317,7 @@
 extern int demux_smjpeg_fill_buffer(demuxer_t* demux);
 extern int demux_lmlm4_fill_buffer(demuxer_t* demux);
 extern int demux_mkv_fill_buffer(demuxer_t *d);
+extern int demux_lavf_fill_buffer(demuxer_t *d);
 
 int demux_fill_buffer(demuxer_t *demux,demux_stream_t *ds){
   // Note: parameter 'ds' can be NULL!
@@ -369,6 +374,9 @@
     case DEMUXER_TYPE_MPEG4_IN_TS: 
 	return demux_ts_fill_buffer(demux);
     case DEMUXER_TYPE_REALAUDIO: return demux_ra_fill_buffer(demux);
+#ifdef USE_LIBAVFORMAT
+     case DEMUXER_TYPE_LAVF: return demux_lavf_fill_buffer(demux);
+#endif
   }
   return 0;
 }
@@ -612,6 +620,8 @@
 #ifdef HAVE_MATROSKA
 extern int demux_mkv_open(demuxer_t *demuxer);
 #endif
+extern int lavf_check_file(demuxer_t *demuxer);
+extern int demux_open_lavf(demuxer_t* demuxer);
 
 extern demuxer_t* init_avi_with_ogg(demuxer_t* demuxer);
 
@@ -1078,6 +1088,19 @@
  if(file_format==DEMUXER_TYPE_RTP) {
    demuxer=new_demuxer(stream,DEMUXER_TYPE_RTP,audio_id,video_id,dvdsub_id);
  }
+//=============== Try to open with LAVF: =================
+#ifdef USE_LIBAVFORMAT
+ if(file_format==DEMUXER_TYPE_UNKNOWN || file_format==DEMUXER_TYPE_LAVF){
+  demuxer=new_demuxer(stream,DEMUXER_TYPE_LAVF,audio_id,video_id,dvdsub_id);
+  if(lavf_check_file(demuxer)){
+      mp_msg(MSGT_DEMUXER,MSGL_INFO,MSGTR_Detected_XXX_FileFormat,"libavformat"); //FIXME print format
+      file_format=DEMUXER_TYPE_LAVF;
+  } else {
+      free_demuxer(demuxer);
+      demuxer = NULL;
+  }
+}
+#endif
 //=============== Unknown, exiting... ===========================
 if(file_format==DEMUXER_TYPE_UNKNOWN || demuxer == NULL){
   //mp_msg(MSGT_DEMUXER,MSGL_ERR,MSGTR_FormatNotRecognized); // will be done by mplayer.c after fallback to playlist-parsing
@@ -1311,6 +1334,12 @@
   if (!demux_open_ra(demuxer)) return NULL;
   break;
  }
+#ifdef USE_LIBAVFORMAT
+  case DEMUXER_TYPE_LAVF: {
+  if (!demux_open_lavf(demuxer)) return NULL;
+  break;
+ }
+#endif
 } // switch(file_format)
 pts_from_bps=0; // !!!
 return demuxer;
@@ -1397,6 +1426,7 @@
 int demux_seek_real(demuxer_t *demuxer,float rel_seek_secs,int flags);
 int demux_seek_pva(demuxer_t *demuxer,float rel_seek_secs,int flags);
 int demux_seek_ts(demuxer_t *demuxer,float rel_seek_secs,int flags);
+int demux_seek_lavf(demuxer_t *demuxer,float rel_seek_secs,int flags);
 
 #ifdef HAVE_LIBDV095
 int demux_seek_rawdv(demuxer_t *demuxer, float pts, int flags);
@@ -1508,6 +1538,10 @@
  case DEMUXER_TYPE_MPEG_TS:
  case DEMUXER_TYPE_MPEG4_IN_TS:
       demux_seek_ts(demuxer,rel_seek_secs,flags); break;
+ #ifdef USE_LIBAVFORMAT
+ case DEMUXER_TYPE_LAVF:
+      demux_seek_lavf(demuxer,rel_seek_secs,flags); break;
+ #endif
 
 } // switch(demuxer->file_format)
 
@@ -1573,6 +1607,7 @@
 extern int demux_audio_control(demuxer_t *demuxer, int cmd, void *arg);
 extern int demux_ogg_control(demuxer_t *demuxer, int cmd, void *arg);
 extern int demux_real_control(demuxer_t *demuxer, int cmd, void *arg);
+extern int demux_lavf_control(demuxer_t *demuxer, int cmd, void *arg);
 
 int demux_control(demuxer_t *demuxer, int cmd, void *arg) {
     switch(demuxer->type) {
@@ -1606,6 +1641,10 @@
 #endif
 	case DEMUXER_TYPE_REAL:
 	    return demux_real_control(demuxer, cmd, arg);
+#ifdef USE_LIBAVFORMAT
+        case DEMUXER_TYPE_LAVF:
+	    return demux_lavf_control(demuxer, cmd, arg);
+#endif
 
 	default:
 	    return DEMUXER_CTRL_NOTIMPL;

Index: demuxer.h
===================================================================
RCS file: /cvsroot/mplayer/main/libmpdemux/demuxer.h,v
retrieving revision 1.66
retrieving revision 1.67
diff -u -r1.66 -r1.67
--- demuxer.h	8 Dec 2003 19:33:38 -0000	1.66
+++ demuxer.h	11 Apr 2004 14:26:04 -0000	1.67
@@ -43,11 +43,12 @@
 #define DEMUXER_TYPE_REALAUDIO 32
 #define DEMUXER_TYPE_MPEG_TY 33
 #define DEMUXER_TYPE_LMLM4 34
+#define DEMUXER_TYPE_LAVF 35
 
 // This should always match the higest demuxer type number.
 // Unless you want to disallow users to force the demuxer to some types
 #define DEMUXER_TYPE_MIN 0
-#define DEMUXER_TYPE_MAX 34
+#define DEMUXER_TYPE_MAX 35
 
 #define DEMUXER_TYPE_DEMUXERS (1<<16)
 // A virtual demuxer type for the network code




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