[MPlayer-dev-eng] [PATCH] corrected bt848 patch
Charles Henrich
henrich at sigbus.com
Tue Feb 19 05:11:26 CET 2002
When I re-applied my changes for cleanliness I missed a new command line
option. This patch supercedes the last one.
-------------- next part --------------
? libmpdemux/tvi_bt848.c
Index: libmpdemux/Makefile
===================================================================
RCS file: /cvsroot/mplayer/main/libmpdemux/Makefile,v
retrieving revision 1.20
diff -u -r1.20 Makefile
--- libmpdemux/Makefile 14 Feb 2002 13:04:35 -0000 1.20
+++ libmpdemux/Makefile 19 Feb 2002 04:22:51 -0000
@@ -3,7 +3,7 @@
include ../config.mak
-SRCS = mp3_hdr.c video.c mpeg_hdr.c cache2.c asfheader.c aviheader.c aviprint.c aviwrite.c demux_asf.c demux_avi.c demux_mov.c demux_mpg.c demux_viv.c demuxer.c dvdauth.c open.c parse_es.c stream.c tv.c tvi_dummy.c tvi_v4l.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
+SRCS = mp3_hdr.c video.c mpeg_hdr.c cache2.c asfheader.c aviheader.c aviprint.c aviwrite.c demux_asf.c demux_avi.c demux_mov.c demux_mpg.c demux_viv.c demuxer.c dvdauth.c open.c parse_es.c stream.c tv.c tvi_dummy.c tvi_bt848.c tvi_v4l.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
ifeq ($(STREAMING),yes)
SRCS += asf_streaming.c url.c http.c network.c rtp.c
endif
Index: libmpdemux/tv.c
===================================================================
RCS file: /cvsroot/mplayer/main/libmpdemux/tv.c,v
retrieving revision 1.24
diff -u -r1.24 tv.c
--- libmpdemux/tv.c 26 Jan 2002 15:43:31 -0000 1.24
+++ libmpdemux/tv.c 19 Feb 2002 04:22:51 -0000
@@ -5,13 +5,16 @@
API idea based on libvo2
- UNDER HEAVY DEVELOPEMENT, NO FEATURE REQUESTS PLEASE! :)
+ Feb 19, 2002: Significant rewrites by Charles R. Henrich (henrich at msu.edu)
+ to add support for audio, and bktr *BSD support.
+
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
+#include <sys/time.h>
#include "config.h"
@@ -34,12 +37,13 @@
#include "frequencies.h"
/* some default values */
+int tv_param_noaudio = 0;
char *tv_param_freq = NULL;
char *tv_param_channel = NULL;
char *tv_param_norm = "pal";
char *tv_param_chanlist = "europe-east";
char *tv_param_device = NULL;
-char *tv_param_driver = "dummy";
+char *tv_param_driver = "bt848";
int tv_param_width = -1;
int tv_param_height = -1;
int tv_param_input = 0; /* used in v4l and bttv */
@@ -53,44 +57,58 @@
1 = successfully read a packet
*/
/* fill demux->video and demux->audio */
+
int demux_tv_fill_buffer(demuxer_t *demux, tvi_handle_t *tvh)
{
- int seq = tvh->seq++;
demux_packet_t* dp;
- int len;
+
sh_video_t *sh_video = demux->video->sh;
+ u_int len;
+ u_int cframe;
+ int aframeswaiting;
- mp_dbg(MSGT_DEMUX, MSGL_DBG2, "demux_tv_fill_buffer(sequence:%d) called!\n", seq);
+ len = cframe = -1;
-// demux->filepos = -1;
+ /* ================== ADD AUDIO PACKET =================== */
-// seq++;
-// tvh->seq++;
+ if (tv_param_noaudio == 0 &&
+ tvh->functions->control(tvh->priv,
+ TVI_CONTROL_IS_AUDIO, 0) == TVI_CONTROL_TRUE)
+ {
+ len = tvh->functions->get_audio_framesize(tvh->priv);
+
+ do {
+ dp=new_demux_packet(len);
+ aframeswaiting=tvh->functions->grab_audio_frame(tvh->priv,
+ dp->buffer,len);
+ dp->pts=tvh->seq/sh_video->fps;
+ dp->pos=tvh->seq*len;
+ ds_add_packet(demux->audio,dp);
+
+ tvh->seq++;
+
+ } while (aframeswaiting > 0);
+ }
/* ================== ADD VIDEO PACKET =================== */
- len = tvh->functions->get_video_framesize(tvh->priv);
- dp=new_demux_packet(len);
- tvh->functions->grab_video_frame(tvh->priv, dp->buffer, len);
- dp->pts=seq/sh_video->fps; //(float)pts/90000.0f;
- //dp->pos=pos;
- //dp->flags=flags;
- // append packet to DS stream:
- ds_add_packet(demux->video,dp);
+ if (tvh->functions->control(tvh->priv,
+ TVI_CONTROL_IS_VIDEO, 0) == TVI_CONTROL_TRUE)
+ {
+ len = tvh->functions->get_video_framesize(tvh->priv);
- /* ================== ADD AUDIO PACKET =================== */
- if (tvh->functions->control(tvh->priv, TVI_CONTROL_IS_AUDIO, 0) != TVI_CONTROL_TRUE)
- return 1; /* no audio, only video */
+ dp=new_demux_packet(len);
- len = tvh->functions->get_audio_framesize(tvh->priv);
+ cframe=tvh->functions->grab_video_frame(tvh->priv, dp->buffer,
+ len);
- dp=new_demux_packet(len);
- tvh->functions->grab_audio_frame(tvh->priv, dp->buffer, len);
- //dp->pts=pts; //(float)pts/90000.0f;
- //dp->pos=pos;
- //dp->flags=flags;
- // append packet to DS stream:
- ds_add_packet(demux->audio,dp);
+ if(tv_param_noaudio == 1) tvh->seq = cframe;
+
+ dp->pos=tvh->seq*len;
+ dp->pts=tvh->seq/sh_video->fps;
+
+ ds_add_packet(demux->video,dp);
+ }
return 1;
}
@@ -167,6 +185,7 @@
tvh->norm = TV_NORM_SECAM;
mp_msg(MSGT_TV, MSGL_INFO, "Selected norm: %s\n", tv_param_norm);
+ funcs->control(tvh->priv, TVI_CONTROL_TUN_SET_NORM, &tvh->norm);
if (funcs->control(tvh->priv, TVI_CONTROL_IS_TUNER, 0) != TVI_CONTROL_TRUE)
{
@@ -251,13 +270,18 @@
// sh_video->format = 0x0;
/* set FPS and FRAMETIME */
+
if(!sh_video->fps)
{
- if (funcs->control(tvh->priv, TVI_CONTROL_VID_GET_FPS, &sh_video->fps) != TVI_CONTROL_TRUE)
- sh_video->fps = 25.0f; /* on PAL */
- }
+ int tmp;
+ if (funcs->control(tvh->priv, TVI_CONTROL_VID_GET_FPS, &tmp) != TVI_CONTROL_TRUE)
+ sh_video->fps = 25.0f; /* on PAL */
+ else sh_video->fps = tmp;
+ }
+
if (tv_param_fps != -1.0f)
- sh_video->fps = tv_param_fps;
+ sh_video->fps = tv_param_fps;
+
sh_video->frametime = 1.0f/sh_video->fps;
printf("fps: %f, frametime: %f\n", sh_video->fps, sh_video->frametime);
@@ -277,20 +301,16 @@
// demuxer->seekable = 0;
/* here comes audio init */
- if (funcs->control(tvh->priv, TVI_CONTROL_IS_AUDIO, 0) == TVI_CONTROL_TRUE)
+
+ if (tv_param_noaudio == 0 && funcs->control(tvh->priv, TVI_CONTROL_IS_AUDIO, 0) == TVI_CONTROL_TRUE)
{
int audio_format;
+ int sh_audio_format;
- sh_audio = new_sh_audio(demuxer, 0);
-
- sh_audio->wf = malloc(sizeof(WAVEFORMATEX));
- memset(sh_audio->wf, 0, sizeof(WAVEFORMATEX));
-
/* yeah, audio is present */
if (funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_FORMAT, &audio_format) != TVI_CONTROL_TRUE)
goto no_audio;
- sh_audio->sample_format = audio_format;
- sh_audio->wf->wBitsPerSample = 16;
+
switch(audio_format)
{
case AFMT_U8:
@@ -301,7 +321,7 @@
case AFMT_S16_BE:
case AFMT_S32_LE:
case AFMT_S32_BE:
- sh_audio->format = 0x1; /* PCM */
+ sh_audio_format = 0x1; /* PCM */
break;
case AFMT_IMA_ADPCM:
case AFMT_MU_LAW:
@@ -313,13 +333,42 @@
goto no_audio;
}
- funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_CHANNELS, &sh_audio->wf->nChannels);
- funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_SAMPLERATE, &sh_audio->wf->nSamplesPerSec);
- funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_SAMPLESIZE, &sh_audio->wf->nAvgBytesPerSec);
+ sh_audio = new_sh_audio(demuxer, 0);
+ sh_audio->wf = (WAVEFORMATEX *)malloc(sizeof(WAVEFORMATEX));
+ sh_audio->format = sh_audio_format;
+ sh_audio->sample_format = audio_format;
+
+ sh_audio->o_bps = sh_audio->samplerate * sh_audio->samplesize/8 *
+ sh_audio->channels;
+
+/* sh_audio->i_bps = 0 */ /* Unknown what this is for XXX:CRH */
+
+ funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_SAMPLERATE,
+ &sh_audio->samplerate);
+ funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_SAMPLESIZE,
+ &sh_audio->samplesize);
+ funcs->control(tvh->priv, TVI_CONTROL_AUD_GET_CHANNELS,
+ &sh_audio->channels);
+
+ sh_audio->wf->nBlockAlign = sh_audio->wf->nAvgBytesPerSec;
demuxer->audio->sh = sh_audio;
sh_audio->ds = demuxer->audio;
demuxer->audio->id = 0;
+
+ // uncompressed PCM format
+ sh_audio->wf->wFormatTag = sh_audio->format;
+ sh_audio->wf->nChannels = sh_audio->channels;
+ sh_audio->wf->wBitsPerSample = sh_audio->samplesize;
+ sh_audio->wf->nSamplesPerSec = sh_audio->samplerate;
+ sh_audio->wf->nAvgBytesPerSec = sh_audio->wf->nChannels *
+ sh_audio->samplesize/8 *
+ sh_audio->samplerate;
+
+ mp_msg(MSGT_DECVIDEO, MSGL_V, " TV audio: %d channels, %d bits, %d Hz\n",
+ sh_audio->wf->nChannels, sh_audio->wf->wBitsPerSample,
+ sh_audio->wf->nSamplesPerSec);
+
}
no_audio:
@@ -334,6 +383,10 @@
#ifdef HAVE_TV_V4L
if (!strcmp(tv_param_driver, "v4l"))
return (tvi_handle_t *)tvi_init_v4l(tv_param_device);
+#endif
+#ifdef HAVE_TV_BT848
+ if (!strcmp(tv_param_driver, "bt848"))
+ return (tvi_handle_t *)tvi_init_bt848(tv_param_device);
#endif
mp_msg(MSGT_TV, MSGL_ERR, "No such driver: %s\n", tv_param_driver);
Index: libmpdemux/tv.h
===================================================================
RCS file: /cvsroot/mplayer/main/libmpdemux/tv.h,v
retrieving revision 1.12
diff -u -r1.12 tv.h
--- libmpdemux/tv.h 27 Dec 2001 23:52:48 -0000 1.12
+++ libmpdemux/tv.h 19 Feb 2002 04:22:51 -0000
@@ -20,6 +20,7 @@
extern int tv_param_input;
extern char *tv_param_outfmt;
extern float tv_param_fps;
+extern int tv_param_noaudio;
typedef struct tvi_info_s
{
Index: libmpdemux/tvi_v4l.c
===================================================================
RCS file: /cvsroot/mplayer/main/libmpdemux/tvi_v4l.c,v
retrieving revision 1.18
diff -u -r1.18 tvi_v4l.c
--- libmpdemux/tvi_v4l.c 27 Dec 2001 23:52:48 -0000 1.18
+++ libmpdemux/tvi_v4l.c 19 Feb 2002 04:22:52 -0000
@@ -63,6 +63,7 @@
struct video_mmap *buf;
int nbuf;
int queue;
+ int currentframe;
/* audio */
int audio_id;
@@ -808,6 +809,8 @@
int frame = priv->queue % priv->nbuf;
int nextframe = (priv->queue+1) % priv->nbuf;
+ priv->currentframe++;
+
mp_dbg(MSGT_TV, MSGL_DBG2, "grab_video_frame(priv=%p, buffer=%p, len=%d)\n",
priv, buffer, len);
@@ -835,7 +838,7 @@
/* copy the actual frame */
memcpy(buffer, priv->mmap+priv->mbuf.offsets[frame], len);
- return(len);
+ return(priv->currentframe);
}
static int get_video_framesize(priv_t *priv)
Index: libmpdemux/video.c
===================================================================
RCS file: /cvsroot/mplayer/main/libmpdemux/video.c,v
retrieving revision 1.10
diff -u -r1.10 video.c
--- libmpdemux/video.c 14 Feb 2002 22:15:53 -0000 1.10
+++ libmpdemux/video.c 19 Feb 2002 04:22:52 -0000
@@ -278,6 +278,10 @@
sh_video->fps=1.0f/d;
}
} else
+ if(demuxer->file_format==DEMUXER_TYPE_TV && !force_fps){
+ // TV has variable video frame rate, fixed audio...
+ frame_time=d_video->pts-pts1;
+ } else
if(demuxer->file_format==DEMUXER_TYPE_MOV && !force_fps){
// .MOV files has no fixed FPS - just frame durations!
frame_time=d_video->pts-pts1;
? libavcodec/.depend
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