1
mirror of https://github.com/mpv-player/mpv synced 2024-08-04 14:59:58 +02:00

removed ivtv driver dependancy in favor of native V4L2 MPEG API (requires Linux 2.6.18 and above)

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@19998 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
ben 2006-09-27 20:26:38 +00:00
parent e0407865e6
commit a6bff74c78
2 changed files with 263 additions and 242 deletions

9
configure vendored
View File

@ -222,7 +222,7 @@ Optional features:
--disable-tv-v4l1 disable Video4Linux TV Interface support [autodetect]
--disable-tv-v4l2 disable Video4Linux2 TV Interface support [autodetect]
--disable-tv-bsdbt848 disable BSD BT848 Interface support [autodetect]
--disable-pvr disable Video4Linux2/IVTV PVR support [autodetect]
--disable-pvr disable Video4Linux2 MPEG PVR support [autodetect]
--disable-rtc disable RTC (/dev/rtc) on Linux [autodetect]
--disable-network disable network support (for: http/mms/rtp) [enable]
--enable-winsock2 enable winsock2 usage [autodetect]
@ -6780,7 +6780,7 @@ if test "$_radio_v4l" = no && test "$_radio_v4l2" = no && test "$_radio" = yes ;
die "Radio driver requires V4L or V4L2!"
fi
echocheck "Video 4 Linux 2/IVTV PVR interface"
echocheck "Video 4 Linux 2 MPEG PVR interface"
if test "$_pvr" = auto ; then
_pvr=no
if test "$_tv_v4l2" = yes && linux ; then
@ -6789,8 +6789,7 @@ if test "$_pvr" = auto ; then
#include <inttypes.h>
#include <linux/types.h>
#include <linux/videodev2.h>
#include <linux/ivtv.h>
int main(void) { return 0; }
int main(void) { struct v4l2_ext_controls ext; return 0; }
EOF
cc_check && _pvr=yes
fi
@ -8036,7 +8035,7 @@ $_def_radio_v4l
/* Enable Video 4 Linux 2 Radio interface support */
$_def_radio_v4l2
/* Enable Video 4 Linux 2/IVTV PVR support */
/* Enable Video 4 Linux 2 MPEG PVR support */
$_def_pvr
/* Define if your processor stores words with the most significant

View File

@ -1,6 +1,7 @@
/*
* Copyright (C) 2006 Benjamin Zores
* Stream layer for WinTV PVR-150/250/350 (a.k.a IVTV) PVR cards.
* Stream layer for hardware MPEG 1/2/4 encoders a.k.a PVR
* (such as WinTV PVR-150/250/350/500 (a.k.a IVTV), pvrusb2 and cx88).
* See http://ivtvdriver.org/index.php/Main_Page for more details on the
* cards supported by the ivtv driver.
*
@ -34,7 +35,6 @@
#include <sys/poll.h>
#include <linux/types.h>
#include <linux/videodev2.h>
#include <linux/ivtv.h>
#include "mp_msg.h"
#include "help_mp.h"
@ -43,73 +43,22 @@
#include "tv.h"
#define PVR_DEFAULT_DEVICE "/dev/video0"
#define PVR_MAX_CONTROLS 10
/* logging mechanisms */
#define LOG_LEVEL_PVR "[pvr]"
#define LOG_LEVEL_V4L2 "[v4l2]"
#define LOG_LEVEL_ENCODER "[encoder]"
/* IVTV driver settings (see http://ivtvdriver.org/index.php/Ivtvctl ) */
/* codec aspect ratio (1:1, 4:3, 16:9, 2.21:1) */
#define PVR_ASPECT_RATIO_1_1 1
#define PVR_ASPECT_RATIO_4_3 2
#define PVR_ASPECT_RATIO_16_9 3
#define PVR_ASPECT_RATIO_2_21_1 4
/* audio codec sample rate (32KHz, CD 44.1 KHz, AC97 48 KHz) */
#define PVR_AUDIO_SAMPLE_RATE_44_1_KHZ 0x0000
#define PVR_AUDIO_SAMPLE_RATE_48_KHZ 0x0001
#define PVR_AUDIO_SAMPLE_RATE_32_KHZ 0x0002
/* audio codec layer (1 or 2) */
#define PVR_AUDIO_LAYER_1 0x0004
#define PVR_AUDIO_LAYER_2 0x0008
/* audio codec bitrate */
#define PVR_AUDIO_BITRATE_32 0x0010
#define PVR_AUDIO_BITRATE_L1_64 0x0020
#define PVR_AUDIO_BITRATE_L1_96 0x0030
#define PVR_AUDIO_BITRATE_L1_128 0x0040
#define PVR_AUDIO_BITRATE_L1_160 0x0050
#define PVR_AUDIO_BITRATE_L1_192 0x0060
#define PVR_AUDIO_BITRATE_L1_224 0x0070
#define PVR_AUDIO_BITRATE_L1_256 0x0080
#define PVR_AUDIO_BITRATE_L1_288 0x0090
#define PVR_AUDIO_BITRATE_L1_320 0x00A0
#define PVR_AUDIO_BITRATE_L1_352 0x00B0
#define PVR_AUDIO_BITRATE_L1_384 0x00C0
#define PVR_AUDIO_BITRATE_L1_416 0x00D0
#define PVR_AUDIO_BITRATE_L1_448 0x00E0
#define PVR_AUDIO_BITRATE_L2_48 0x0020
#define PVR_AUDIO_BITRATE_L2_56 0x0030
#define PVR_AUDIO_BITRATE_L2_64 0x0040
#define PVR_AUDIO_BITRATE_L2_80 0x0050
#define PVR_AUDIO_BITRATE_L2_96 0x0060
#define PVR_AUDIO_BITRATE_L2_112 0x0070
#define PVR_AUDIO_BITRATE_L2_128 0x0080
#define PVR_AUDIO_BITRATE_L2_160 0x0090
#define PVR_AUDIO_BITRATE_L2_192 0x00A0
#define PVR_AUDIO_BITRATE_L2_224 0x00B0
#define PVR_AUDIO_BITRATE_L2_256 0x00C0
#define PVR_AUDIO_BITRATE_L2_320 0x00D0
#define PVR_AUDIO_BITRATE_L2_384 0x00E0
/* audio codec mode */
#define PVR_AUDIO_MODE_ARG_STEREO "stereo"
#define PVR_AUDIO_MODE_ARG_JOINT_STEREO "joint_stereo"
#define PVR_AUDIO_MODE_ARG_DUAL "dual"
#define PVR_AUDIO_MODE_ARG_MONO "mono"
#define PVR_AUDIO_MODE_STEREO 0x0000
#define PVR_AUDIO_MODE_JOINT_STEREO 0x0100
#define PVR_AUDIO_MODE_DUAL 0x0200
#define PVR_AUDIO_MODE_MONO 0x0300
/* video codec bitrate mode */
#define PVR_VIDEO_BITRATE_MODE_ARG_VBR "vbr"
#define PVR_VIDEO_BITRATE_MODE_ARG_CBR "cbr"
#define PVR_VIDEO_BITRATE_MODE_VBR 0
#define PVR_VIDEO_BITRATE_MODE_CBR 1
/* video codec stream type */
#define PVR_VIDEO_STREAM_TYPE_PS "ps"
@ -118,8 +67,6 @@
#define PVR_VIDEO_STREAM_TYPE_DVD "dvd"
#define PVR_VIDEO_STREAM_TYPE_VCD "vcd"
#define PVR_VIDEO_STREAM_TYPE_SVCD "svcd"
#define PVR_VIDEO_STREAM_TYPE_DVD_S1 "dvds1"
#define PVR_VIDEO_STREAM_TYPE_DVD_S2 "dvds2"
/* command line arguments */
int pvr_param_aspect_ratio = 0;
@ -181,16 +128,20 @@ pvr_init (void)
pvr->height = -1;
pvr->freq = NULL;
/* encoder params */
pvr->aspect = -1;
pvr->samplerate = -1;
pvr->layer = -1;
pvr->audio_rate = -1;
pvr->audio_mode = -1;
pvr->bitrate = -1;
pvr->bitrate_mode = -1;
pvr->bitrate_peak = -1;
pvr->stream_type = -1;
/* set default encoding settings
* may be overlapped by user parameters
* Use VBR MPEG_PS encoding at 6 Mbps (peak at 9.6 Mbps)
* with 48 KHz L2 384 kbps audio.
*/
pvr->aspect = V4L2_MPEG_VIDEO_ASPECT_4x3;
pvr->samplerate = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000;
pvr->layer = V4L2_MPEG_AUDIO_ENCODING_LAYER_2;
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_384K;
pvr->audio_mode = V4L2_MPEG_AUDIO_MODE_STEREO;
pvr->bitrate = 6000000;
pvr->bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR;
pvr->bitrate_peak = 9600000;
pvr->stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS;
return pvr;
}
@ -212,8 +163,6 @@ pvr_uninit (struct pvr_t *pvr)
free (pvr);
}
/* IVTV layer */
static void
parse_encoder_options (struct pvr_t *pvr)
{
@ -221,7 +170,7 @@ parse_encoder_options (struct pvr_t *pvr)
return;
/* -pvr aspect=digit */
if (pvr_param_aspect_ratio >= 1 && pvr_param_aspect_ratio <= 4)
if (pvr_param_aspect_ratio >= 0 && pvr_param_aspect_ratio <= 3)
pvr->aspect = pvr_param_aspect_ratio;
/* -pvr arate=x */
@ -230,13 +179,13 @@ parse_encoder_options (struct pvr_t *pvr)
switch (pvr_param_sample_rate)
{
case 32000:
pvr->samplerate = PVR_AUDIO_SAMPLE_RATE_32_KHZ;
pvr->samplerate = V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000;
break;
case 44100:
pvr->samplerate = PVR_AUDIO_SAMPLE_RATE_44_1_KHZ;
pvr->samplerate = V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100;
break;
case 48000:
pvr->samplerate = PVR_AUDIO_SAMPLE_RATE_48_KHZ;
pvr->samplerate = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000;
break;
default:
break;
@ -245,81 +194,166 @@ parse_encoder_options (struct pvr_t *pvr)
/* -pvr alayer=x */
if (pvr_param_audio_layer == 1)
pvr->layer = PVR_AUDIO_LAYER_1;
pvr->layer = V4L2_MPEG_AUDIO_ENCODING_LAYER_1;
else if (pvr_param_audio_layer == 2)
pvr->layer = PVR_AUDIO_LAYER_2;
pvr->layer = V4L2_MPEG_AUDIO_ENCODING_LAYER_2;
else if (pvr_param_audio_layer == 3)
pvr->layer = V4L2_MPEG_AUDIO_ENCODING_LAYER_3;
/* -pvr abitrate=x */
if (pvr_param_audio_bitrate != 0)
{
/* set according to layer or use layer 1 by default if not specified */
switch (pvr_param_audio_bitrate)
if (pvr->layer == V4L2_MPEG_AUDIO_ENCODING_LAYER_1)
{
case 32:
pvr->audio_rate = PVR_AUDIO_BITRATE_32;
break;
case 48:
pvr->audio_rate = PVR_AUDIO_BITRATE_L2_48;
break;
case 56:
pvr->audio_rate = PVR_AUDIO_BITRATE_L2_56;
break;
case 64:
pvr->audio_rate = (pvr_param_audio_layer == 2) ?
PVR_AUDIO_BITRATE_L2_64 : PVR_AUDIO_BITRATE_L1_64;
break;
case 80:
pvr->audio_rate = PVR_AUDIO_BITRATE_L2_80;
break;
case 96:
pvr->audio_rate = (pvr_param_audio_layer == 2) ?
PVR_AUDIO_BITRATE_L2_96 : PVR_AUDIO_BITRATE_L1_96;
break;
case 112:
pvr->audio_rate = PVR_AUDIO_BITRATE_L2_112;
break;
case 128:
pvr->audio_rate = (pvr_param_audio_layer == 2) ?
PVR_AUDIO_BITRATE_L2_128 : PVR_AUDIO_BITRATE_L1_128;
break;
case 160:
pvr->audio_rate = (pvr_param_audio_layer == 2) ?
PVR_AUDIO_BITRATE_L2_160 : PVR_AUDIO_BITRATE_L1_160;
break;
case 192:
pvr->audio_rate = (pvr_param_audio_layer == 2) ?
PVR_AUDIO_BITRATE_L2_192 : PVR_AUDIO_BITRATE_L1_192;
break;
case 224:
pvr->audio_rate = (pvr_param_audio_layer == 2) ?
PVR_AUDIO_BITRATE_L2_224 : PVR_AUDIO_BITRATE_L1_224;
break;
case 256:
pvr->audio_rate = (pvr_param_audio_layer == 2) ?
PVR_AUDIO_BITRATE_L2_256 : PVR_AUDIO_BITRATE_L1_256;
break;
case 288:
pvr->audio_rate = PVR_AUDIO_BITRATE_L1_288;
break;
case 320:
pvr->audio_rate = (pvr_param_audio_layer == 2) ?
PVR_AUDIO_BITRATE_L2_320 : PVR_AUDIO_BITRATE_L1_320;
break;
case 352:
pvr->audio_rate = PVR_AUDIO_BITRATE_L1_352;
break;
case 384:
pvr->audio_rate = (pvr_param_audio_layer == 2) ?
PVR_AUDIO_BITRATE_L2_384 : PVR_AUDIO_BITRATE_L1_384;
break;
case 416:
pvr->audio_rate = PVR_AUDIO_BITRATE_L1_416;
break;
case 448:
pvr->audio_rate = PVR_AUDIO_BITRATE_L1_448;
break;
default:
break;
switch (pvr_param_audio_bitrate)
{
case 32:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_32K;
break;
case 64:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_64K;
break;
case 96:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_96K;
break;
case 128:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_128K;
break;
case 160:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_160K;
break;
case 192:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_192K;
break;
case 224:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_224K;
break;
case 256:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_256K;
break;
case 288:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_288K;
break;
case 320:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_320K;
break;
case 352:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_352K;
break;
case 384:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_384K;
break;
case 416:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_416K;
break;
case 448:
pvr->audio_rate = V4L2_MPEG_AUDIO_L1_BITRATE_448K;
break;
default:
break;
}
}
else if (pvr->layer == V4L2_MPEG_AUDIO_ENCODING_LAYER_2)
{
switch (pvr_param_audio_bitrate)
{
case 32:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_32K;
break;
case 48:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_48K;
break;
case 56:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_56K;
break;
case 64:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_64K;
break;
case 80:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_80K;
break;
case 96:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_96K;
break;
case 112:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_112K;
break;
case 128:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_128K;
break;
case 160:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_160K;
break;
case 192:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_192K;
break;
case 224:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_224K;
break;
case 256:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_256K;
break;
case 320:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_320K;
break;
case 384:
pvr->audio_rate = V4L2_MPEG_AUDIO_L2_BITRATE_384K;
break;
default:
break;
}
}
else if (pvr->layer == V4L2_MPEG_AUDIO_ENCODING_LAYER_3)
{
switch (pvr_param_audio_bitrate)
{
case 32:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_32K;
break;
case 40:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_40K;
break;
case 48:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_48K;
break;
case 56:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_56K;
break;
case 64:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_64K;
break;
case 80:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_80K;
break;
case 96:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_96K;
break;
case 112:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_112K;
break;
case 128:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_128K;
break;
case 160:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_160K;
break;
case 192:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_192K;
break;
case 224:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_224K;
break;
case 256:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_256K;
break;
case 320:
pvr->audio_rate = V4L2_MPEG_AUDIO_L3_BITRATE_320K;
break;
default:
break;
}
}
}
@ -327,15 +361,13 @@ parse_encoder_options (struct pvr_t *pvr)
if (pvr_param_audio_mode)
{
if (!strcmp (pvr_param_audio_mode, PVR_AUDIO_MODE_ARG_STEREO))
pvr->audio_mode = PVR_AUDIO_MODE_STEREO;
pvr->audio_mode = V4L2_MPEG_AUDIO_MODE_STEREO;
else if (!strcmp (pvr_param_audio_mode, PVR_AUDIO_MODE_ARG_JOINT_STEREO))
pvr->audio_mode = PVR_AUDIO_MODE_JOINT_STEREO;
pvr->audio_mode = V4L2_MPEG_AUDIO_MODE_JOINT_STEREO;
else if (!strcmp (pvr_param_audio_mode, PVR_AUDIO_MODE_ARG_DUAL))
pvr->audio_mode = PVR_AUDIO_MODE_DUAL;
pvr->audio_mode = V4L2_MPEG_AUDIO_MODE_DUAL;
else if (!strcmp (pvr_param_audio_mode, PVR_AUDIO_MODE_ARG_MONO))
pvr->audio_mode = PVR_AUDIO_MODE_MONO;
else /* for anything else, set to stereo */
pvr->audio_mode = PVR_AUDIO_MODE_STEREO;
pvr->audio_mode = V4L2_MPEG_AUDIO_MODE_MONO;
}
/* -pvr vbitrate=x */
@ -346,11 +378,9 @@ parse_encoder_options (struct pvr_t *pvr)
if (pvr_param_bitrate_mode)
{
if (!strcmp (pvr_param_bitrate_mode, PVR_VIDEO_BITRATE_MODE_ARG_VBR))
pvr->bitrate_mode = PVR_VIDEO_BITRATE_MODE_VBR;
pvr->bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR;
else if (!strcmp (pvr_param_bitrate_mode, PVR_VIDEO_BITRATE_MODE_ARG_CBR))
pvr->bitrate_mode = PVR_VIDEO_BITRATE_MODE_CBR;
else /* for anything else, set to VBR */
pvr->bitrate_mode = PVR_VIDEO_BITRATE_MODE_VBR;
pvr->bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
}
/* -pvr vpeak=x */
@ -361,107 +391,101 @@ parse_encoder_options (struct pvr_t *pvr)
if (pvr_param_stream_type)
{
if (!strcmp (pvr_param_stream_type, PVR_VIDEO_STREAM_TYPE_PS))
pvr->stream_type = IVTV_STREAM_PS;
pvr->stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS;
else if (!strcmp (pvr_param_stream_type, PVR_VIDEO_STREAM_TYPE_TS))
pvr->stream_type = IVTV_STREAM_TS;
pvr->stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_TS;
else if (!strcmp (pvr_param_stream_type, PVR_VIDEO_STREAM_TYPE_MPEG1))
pvr->stream_type = IVTV_STREAM_MPEG1;
pvr->stream_type = V4L2_MPEG_STREAM_TYPE_MPEG1_SS;
else if (!strcmp (pvr_param_stream_type, PVR_VIDEO_STREAM_TYPE_DVD))
pvr->stream_type = IVTV_STREAM_DVD;
pvr->stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_DVD;
else if (!strcmp (pvr_param_stream_type, PVR_VIDEO_STREAM_TYPE_VCD))
pvr->stream_type = IVTV_STREAM_VCD;
pvr->stream_type = V4L2_MPEG_STREAM_TYPE_MPEG1_VCD;
else if (!strcmp (pvr_param_stream_type, PVR_VIDEO_STREAM_TYPE_SVCD))
pvr->stream_type = IVTV_STREAM_SVCD;
else if (!strcmp (pvr_param_stream_type, PVR_VIDEO_STREAM_TYPE_DVD_S1))
pvr->stream_type = IVTV_STREAM_DVD_S1;
else if (!strcmp (pvr_param_stream_type, PVR_VIDEO_STREAM_TYPE_DVD_S2))
pvr->stream_type = IVTV_STREAM_DVD_S2;
else /* for anything else, set to MPEG PS */
pvr->stream_type = IVTV_STREAM_PS;
pvr->stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD;
}
}
static void
add_v4l2_ext_control (struct v4l2_ext_control *ctrl,
uint32_t id, int32_t value)
{
ctrl->id = id;
ctrl->value = value;
}
static int
set_encoder_settings (struct pvr_t *pvr)
{
struct ivtv_ioctl_codec codec;
struct v4l2_ext_control *ext_ctrl = NULL;
struct v4l2_ext_controls ctrls;
uint32_t count = 0;
if (!pvr)
return -1;
if (pvr->dev_fd < 0)
return -1;
/* get current settings */
if (ioctl (pvr->dev_fd, IVTV_IOC_G_CODEC, &codec) < 0)
ext_ctrl = (struct v4l2_ext_control *)
malloc (PVR_MAX_CONTROLS * sizeof (struct v4l2_ext_control));
add_v4l2_ext_control (&ext_ctrl[count++], V4L2_CID_MPEG_VIDEO_ASPECT,
pvr->aspect);
add_v4l2_ext_control (&ext_ctrl[count++], V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ,
pvr->samplerate);
add_v4l2_ext_control (&ext_ctrl[count++], V4L2_CID_MPEG_AUDIO_ENCODING,
pvr->layer);
switch (pvr->layer)
{
mp_msg (MSGT_OPEN, MSGL_ERR,
"%s can't get codec (%s).\n", LOG_LEVEL_ENCODER, strerror (errno));
return -1;
case V4L2_MPEG_AUDIO_ENCODING_LAYER_1:
add_v4l2_ext_control (&ext_ctrl[count++], V4L2_CID_MPEG_AUDIO_L1_BITRATE,
pvr->audio_rate);
break;
case V4L2_MPEG_AUDIO_ENCODING_LAYER_2:
add_v4l2_ext_control (&ext_ctrl[count++], V4L2_CID_MPEG_AUDIO_L2_BITRATE,
pvr->audio_rate);
break;
case V4L2_MPEG_AUDIO_ENCODING_LAYER_3:
add_v4l2_ext_control (&ext_ctrl[count++], V4L2_CID_MPEG_AUDIO_L3_BITRATE,
pvr->audio_rate);
break;
default:
break;
}
/* set default encoding settings
* may be overlapped by user parameters
* Use VBR MPEG_PS encoding at 6 Mbps (peak at 9.6 Mbps)
* with 48 KHz L2 384 kbps audio.
*/
codec.aspect = PVR_ASPECT_RATIO_4_3;
codec.bitrate_mode = PVR_VIDEO_BITRATE_MODE_VBR;
codec.bitrate = 6000000;
codec.bitrate_peak = 9600000;
codec.stream_type = IVTV_STREAM_PS;
codec.audio_bitmask = PVR_AUDIO_LAYER_2
| PVR_AUDIO_BITRATE_L2_384 | PVR_AUDIO_SAMPLE_RATE_48_KHZ;
/* set aspect ratio */
if (pvr->aspect != -1)
codec.aspect = pvr->aspect;
add_v4l2_ext_control (&ext_ctrl[count++], V4L2_CID_MPEG_AUDIO_MODE,
pvr->audio_mode);
/* if user value is given, we need to reset audio bitmask */
if ((pvr->samplerate != -1) || (pvr->layer != -1)
|| (pvr->audio_rate != -1) || (pvr->audio_mode != -1))
codec.audio_bitmask = 0;
/* set audio samplerate */
if (pvr->samplerate != -1)
codec.audio_bitmask |= pvr->samplerate;
add_v4l2_ext_control (&ext_ctrl[count++], V4L2_CID_MPEG_VIDEO_BITRATE,
pvr->bitrate);
/* set audio layer */
if (pvr->layer != -1)
codec.audio_bitmask |= pvr->layer;
add_v4l2_ext_control (&ext_ctrl[count++], V4L2_CID_MPEG_VIDEO_BITRATE_PEAK,
pvr->bitrate_peak);
/* set audio bitrate */
if (pvr->audio_rate != -1)
codec.audio_bitmask |= pvr->audio_rate;
add_v4l2_ext_control (&ext_ctrl[count++], V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
pvr->bitrate_mode);
/* set audio mode */
if (pvr->audio_mode != -1)
codec.audio_bitmask |= pvr->audio_mode;
/* set video bitrate */
if (pvr->bitrate != -1)
codec.bitrate = pvr->bitrate;
/* set video bitrate mode */
if (pvr->bitrate_mode != -1)
codec.bitrate_mode = pvr->bitrate_mode;
/* set video bitrate peak */
if (pvr->bitrate != -1)
codec.bitrate_peak = pvr->bitrate_peak;
/* set video stream type */
if (pvr->stream_type != -1)
codec.stream_type = pvr->stream_type;
add_v4l2_ext_control (&ext_ctrl[count++], V4L2_CID_MPEG_STREAM_TYPE,
pvr->stream_type);
/* set new encoding settings */
if (ioctl (pvr->dev_fd, IVTV_IOC_S_CODEC, &codec) < 0)
ctrls.ctrl_class = V4L2_CTRL_CLASS_MPEG;
ctrls.count = count;
ctrls.controls = ext_ctrl;
if (ioctl (pvr->dev_fd, VIDIOC_S_EXT_CTRLS, &ctrls) < 0)
{
mp_msg (MSGT_OPEN, MSGL_ERR,
"%s can't set codec (%s).\n", LOG_LEVEL_ENCODER, strerror (errno));
mp_msg (MSGT_OPEN, MSGL_ERR, "%s Error setting MPEG controls (%s).\n",
LOG_LEVEL_ENCODER, strerror (errno));
free (ext_ctrl);
return -1;
}
free (ext_ctrl);
return 0;
}
@ -902,9 +926,8 @@ pvr_stream_read (stream_t *stream, char *buffer, int size)
static int
pvr_stream_open (stream_t *stream, int mode, void *opts, int *file_format)
{
struct ivtv_ioctl_codec codec;
struct ivtv_driver_info info;
struct v4l2_capability vcap;
struct v4l2_ext_controls ctrls;
struct pvr_t *pvr = NULL;
if (mode != STREAM_READ)
@ -940,28 +963,27 @@ pvr_stream_open (stream_t *stream, int mode, void *opts, int *file_format)
mp_msg (MSGT_OPEN, MSGL_INFO,
"%s Detected %s\n", LOG_LEVEL_PVR, vcap.card);
/* get codec and initialize card (i.e test IVTV support) */
if (ioctl (pvr->dev_fd, IVTV_IOC_G_CODEC, &codec) < 0)
/* check for a valid V4L2 capture device */
if (!(vcap.capabilities & V4L2_CAP_VIDEO_CAPTURE))
{
mp_msg (MSGT_OPEN, MSGL_ERR,
"%s device is not IVTV compliant (%s).\n",
LOG_LEVEL_PVR, strerror (errno));
"%s device is not a valid V4L2 capture device.\n",
LOG_LEVEL_PVR);
pvr_uninit (pvr);
return STREAM_ERROR;
}
/* check for device hardware MPEG encoding capability */
ctrls.ctrl_class = V4L2_CTRL_CLASS_MPEG;
ctrls.count = 0;
ctrls.controls = NULL;
/* get ivtv driver info */
if (ioctl (pvr->dev_fd, IVTV_IOC_G_DRIVER_INFO, &info) < 0)
if (ioctl (pvr->dev_fd, VIDIOC_G_EXT_CTRLS, &ctrls) < 0)
{
mp_msg (MSGT_OPEN, MSGL_ERR,
"%s device is not IVTV compliant (%s).\n",
LOG_LEVEL_PVR, strerror (errno));
pvr_uninit (pvr);
"%s device do not support MPEG input.\n", LOG_LEVEL_ENCODER);
return STREAM_ERROR;
}
else
mp_msg (MSGT_OPEN, MSGL_INFO,
"%s Detected ivtv driver: %s\n", LOG_LEVEL_PVR, info.comment);
/* list V4L2 capabilities */
if (v4l2_list_capabilities (pvr) == -1)
@ -1008,7 +1030,7 @@ pvr_stream_open (stream_t *stream, int mode, void *opts, int *file_format)
}
stream_info_t stream_info_pvr = {
"PVR (V4L2/IVTV) Input",
"V4L2 MPEG Input (a.k.a PVR)",
"pvr",
"Benjamin Zores",
"",