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[media] dvb_filter: get rid of dead code
There are lots of stuff here commented out for a really long time. Get rid of them. If one wants it again, it could always use git log. Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab
parent
b676e7316a
commit
54e0443b47
@ -3,13 +3,6 @@
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#include <linux/string.h>
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#include "dvb_filter.h"
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#if 0
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static unsigned int bitrates[3][16] =
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{{0,32,64,96,128,160,192,224,256,288,320,352,384,416,448,0},
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{0,32,48,56,64,80,96,112,128,160,192,224,256,320,384,0},
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{0,32,40,48,56,64,80,96,112,128,160,192,224,256,320,0}};
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#endif
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static u32 freq[4] = {480, 441, 320, 0};
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static unsigned int ac3_bitrates[32] =
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@ -25,323 +18,6 @@ static u32 ac3_frames[3][32] =
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1536,1728,1920,0,0,0,0,0,0,0,0,0,0,0,0,0}};
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#if 0
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static void setup_ts2pes(ipack *pa, ipack *pv, u16 *pida, u16 *pidv,
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void (*pes_write)(u8 *buf, int count, void *data),
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void *priv)
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{
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dvb_filter_ipack_init(pa, IPACKS, pes_write);
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dvb_filter_ipack_init(pv, IPACKS, pes_write);
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pa->pid = pida;
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pv->pid = pidv;
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pa->data = priv;
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pv->data = priv;
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}
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#endif
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#if 0
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static void ts_to_pes(ipack *p, u8 *buf) // don't need count (=188)
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{
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u8 off = 0;
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if (!buf || !p ){
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printk("NULL POINTER IDIOT\n");
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return;
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}
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if (buf[1]&PAY_START) {
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if (p->plength == MMAX_PLENGTH-6 && p->found>6){
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p->plength = p->found-6;
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p->found = 0;
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send_ipack(p);
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dvb_filter_ipack_reset(p);
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}
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}
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if (buf[3] & ADAPT_FIELD) { // adaptation field?
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off = buf[4] + 1;
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if (off+4 > 187) return;
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}
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dvb_filter_instant_repack(buf+4+off, TS_SIZE-4-off, p);
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}
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#endif
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#if 0
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/* needs 5 byte input, returns picture coding type*/
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static int read_picture_header(u8 *headr, struct mpg_picture *pic, int field, int pr)
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{
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u8 pct;
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if (pr) printk( "Pic header: ");
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pic->temporal_reference[field] = (( headr[0] << 2 ) |
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(headr[1] & 0x03) )& 0x03ff;
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if (pr) printk( " temp ref: 0x%04x", pic->temporal_reference[field]);
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pct = ( headr[1] >> 2 ) & 0x07;
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pic->picture_coding_type[field] = pct;
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if (pr) {
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switch(pct){
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case I_FRAME:
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printk( " I-FRAME");
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break;
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case B_FRAME:
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printk( " B-FRAME");
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break;
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case P_FRAME:
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printk( " P-FRAME");
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break;
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}
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}
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pic->vinfo.vbv_delay = (( headr[1] >> 5 ) | ( headr[2] << 3) |
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( (headr[3] & 0x1F) << 11) ) & 0xffff;
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if (pr) printk( " vbv delay: 0x%04x", pic->vinfo.vbv_delay);
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pic->picture_header_parameter = ( headr[3] & 0xe0 ) |
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((headr[4] & 0x80) >> 3);
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if ( pct == B_FRAME ){
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pic->picture_header_parameter |= ( headr[4] >> 3 ) & 0x0f;
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}
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if (pr) printk( " pic head param: 0x%x",
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pic->picture_header_parameter);
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return pct;
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}
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#endif
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#if 0
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/* needs 4 byte input */
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static int read_gop_header(u8 *headr, struct mpg_picture *pic, int pr)
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{
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if (pr) printk("GOP header: ");
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pic->time_code = (( headr[0] << 17 ) | ( headr[1] << 9) |
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( headr[2] << 1 ) | (headr[3] &0x01)) & 0x1ffffff;
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if (pr) printk(" time: %d:%d.%d ", (headr[0]>>2)& 0x1F,
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((headr[0]<<4)& 0x30)| ((headr[1]>>4)& 0x0F),
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((headr[1]<<3)& 0x38)| ((headr[2]>>5)& 0x0F));
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if ( ( headr[3] & 0x40 ) != 0 ){
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pic->closed_gop = 1;
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} else {
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pic->closed_gop = 0;
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}
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if (pr) printk("closed: %d", pic->closed_gop);
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if ( ( headr[3] & 0x20 ) != 0 ){
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pic->broken_link = 1;
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} else {
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pic->broken_link = 0;
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}
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if (pr) printk(" broken: %d\n", pic->broken_link);
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return 0;
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}
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#endif
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#if 0
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/* needs 8 byte input */
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static int read_sequence_header(u8 *headr, struct dvb_video_info *vi, int pr)
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{
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int sw;
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int form = -1;
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if (pr) printk("Reading sequence header\n");
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vi->horizontal_size = ((headr[1] &0xF0) >> 4) | (headr[0] << 4);
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vi->vertical_size = ((headr[1] &0x0F) << 8) | (headr[2]);
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sw = (int)((headr[3]&0xF0) >> 4) ;
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switch( sw ){
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case 1:
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if (pr)
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printk("Videostream: ASPECT: 1:1");
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vi->aspect_ratio = 100;
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break;
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case 2:
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if (pr)
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printk("Videostream: ASPECT: 4:3");
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vi->aspect_ratio = 133;
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break;
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case 3:
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if (pr)
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printk("Videostream: ASPECT: 16:9");
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vi->aspect_ratio = 177;
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break;
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case 4:
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if (pr)
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printk("Videostream: ASPECT: 2.21:1");
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vi->aspect_ratio = 221;
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break;
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case 5 ... 15:
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if (pr)
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printk("Videostream: ASPECT: reserved");
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vi->aspect_ratio = 0;
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break;
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default:
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vi->aspect_ratio = 0;
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return -1;
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}
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if (pr)
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printk(" Size = %dx%d",vi->horizontal_size,vi->vertical_size);
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sw = (int)(headr[3]&0x0F);
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switch ( sw ) {
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case 1:
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if (pr)
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printk(" FRate: 23.976 fps");
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vi->framerate = 23976;
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form = -1;
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break;
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case 2:
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if (pr)
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printk(" FRate: 24 fps");
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vi->framerate = 24000;
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form = -1;
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break;
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case 3:
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if (pr)
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printk(" FRate: 25 fps");
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vi->framerate = 25000;
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form = VIDEO_MODE_PAL;
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break;
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case 4:
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if (pr)
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printk(" FRate: 29.97 fps");
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vi->framerate = 29970;
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form = VIDEO_MODE_NTSC;
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break;
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case 5:
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if (pr)
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printk(" FRate: 30 fps");
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vi->framerate = 30000;
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form = VIDEO_MODE_NTSC;
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break;
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case 6:
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if (pr)
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printk(" FRate: 50 fps");
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vi->framerate = 50000;
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form = VIDEO_MODE_PAL;
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break;
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case 7:
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if (pr)
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printk(" FRate: 60 fps");
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vi->framerate = 60000;
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form = VIDEO_MODE_NTSC;
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break;
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}
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vi->bit_rate = (headr[4] << 10) | (headr[5] << 2) | (headr[6] & 0x03);
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vi->vbv_buffer_size
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= (( headr[6] & 0xF8) >> 3 ) | (( headr[7] & 0x1F )<< 5);
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if (pr){
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printk(" BRate: %d Mbit/s",4*(vi->bit_rate)/10000);
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printk(" vbvbuffer %d",16*1024*(vi->vbv_buffer_size));
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printk("\n");
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}
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vi->video_format = form;
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return 0;
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}
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#endif
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#if 0
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static int get_vinfo(u8 *mbuf, int count, struct dvb_video_info *vi, int pr)
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{
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u8 *headr;
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int found = 0;
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int c = 0;
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while (found < 4 && c+4 < count){
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u8 *b;
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b = mbuf+c;
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if ( b[0] == 0x00 && b[1] == 0x00 && b[2] == 0x01
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&& b[3] == 0xb3) found = 4;
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else {
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c++;
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}
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}
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if (! found) return -1;
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c += 4;
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if (c+12 >= count) return -1;
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headr = mbuf+c;
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if (read_sequence_header(headr, vi, pr) < 0) return -1;
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vi->off = c-4;
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return 0;
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}
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#endif
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#if 0
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static int get_ainfo(u8 *mbuf, int count, struct dvb_audio_info *ai, int pr)
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{
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u8 *headr;
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int found = 0;
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int c = 0;
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int fr = 0;
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while (found < 2 && c < count){
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u8 b[2];
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memcpy( b, mbuf+c, 2);
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if ( b[0] == 0xff && (b[1] & 0xf8) == 0xf8)
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found = 2;
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else {
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c++;
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}
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}
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if (!found) return -1;
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if (c+3 >= count) return -1;
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headr = mbuf+c;
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ai->layer = (headr[1] & 0x06) >> 1;
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if (pr)
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printk("Audiostream: Layer: %d", 4-ai->layer);
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ai->bit_rate = bitrates[(3-ai->layer)][(headr[2] >> 4 )]*1000;
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if (pr){
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if (ai->bit_rate == 0)
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printk(" Bit rate: free");
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else if (ai->bit_rate == 0xf)
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printk(" BRate: reserved");
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else
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printk(" BRate: %d kb/s", ai->bit_rate/1000);
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}
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fr = (headr[2] & 0x0c ) >> 2;
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ai->frequency = freq[fr]*100;
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if (pr){
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if (ai->frequency == 3)
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printk(" Freq: reserved\n");
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else
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printk(" Freq: %d kHz\n",ai->frequency);
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}
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ai->off = c;
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return 0;
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}
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#endif
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int dvb_filter_get_ac3info(u8 *mbuf, int count, struct dvb_audio_info *ai, int pr)
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{
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u8 *headr;
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@ -391,167 +67,6 @@ int dvb_filter_get_ac3info(u8 *mbuf, int count, struct dvb_audio_info *ai, int p
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return 0;
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}
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#if 0
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static u8 *skip_pes_header(u8 **bufp)
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{
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u8 *inbuf = *bufp;
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u8 *buf = inbuf;
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u8 *pts = NULL;
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int skip = 0;
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static const int mpeg1_skip_table[16] = {
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1, 0xffff, 5, 10, 0xffff, 0xffff, 0xffff, 0xffff,
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0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff
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};
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if ((inbuf[6] & 0xc0) == 0x80){ /* mpeg2 */
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if (buf[7] & PTS_ONLY)
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pts = buf+9;
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else pts = NULL;
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buf = inbuf + 9 + inbuf[8];
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} else { /* mpeg1 */
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for (buf = inbuf + 6; *buf == 0xff; buf++)
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if (buf == inbuf + 6 + 16) {
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break;
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}
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if ((*buf & 0xc0) == 0x40)
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buf += 2;
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skip = mpeg1_skip_table [*buf >> 4];
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if (skip == 5 || skip == 10) pts = buf;
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else pts = NULL;
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buf += mpeg1_skip_table [*buf >> 4];
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}
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*bufp = buf;
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return pts;
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}
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#endif
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#if 0
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static void initialize_quant_matrix( u32 *matrix )
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{
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int i;
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matrix[0] = 0x08101013;
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matrix[1] = 0x10131616;
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matrix[2] = 0x16161616;
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matrix[3] = 0x1a181a1b;
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matrix[4] = 0x1b1b1a1a;
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matrix[5] = 0x1a1a1b1b;
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matrix[6] = 0x1b1d1d1d;
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matrix[7] = 0x2222221d;
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matrix[8] = 0x1d1d1b1b;
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matrix[9] = 0x1d1d2020;
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matrix[10] = 0x22222526;
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matrix[11] = 0x25232322;
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matrix[12] = 0x23262628;
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matrix[13] = 0x28283030;
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matrix[14] = 0x2e2e3838;
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matrix[15] = 0x3a454553;
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for ( i = 16 ; i < 32 ; i++ )
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matrix[i] = 0x10101010;
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}
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#endif
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#if 0
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static void initialize_mpg_picture(struct mpg_picture *pic)
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{
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int i;
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/* set MPEG1 */
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pic->mpeg1_flag = 1;
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pic->profile_and_level = 0x4A ; /* MP@LL */
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pic->progressive_sequence = 1;
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pic->low_delay = 0;
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pic->sequence_display_extension_flag = 0;
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for ( i = 0 ; i < 4 ; i++ ){
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pic->frame_centre_horizontal_offset[i] = 0;
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pic->frame_centre_vertical_offset[i] = 0;
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}
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pic->last_frame_centre_horizontal_offset = 0;
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pic->last_frame_centre_vertical_offset = 0;
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pic->picture_display_extension_flag[0] = 0;
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pic->picture_display_extension_flag[1] = 0;
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pic->sequence_header_flag = 0;
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pic->gop_flag = 0;
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pic->sequence_end_flag = 0;
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}
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#endif
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#if 0
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static void mpg_set_picture_parameter( int32_t field_type, struct mpg_picture *pic )
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{
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int16_t last_h_offset;
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int16_t last_v_offset;
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int16_t *p_h_offset;
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int16_t *p_v_offset;
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if ( pic->mpeg1_flag ){
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pic->picture_structure[field_type] = VIDEO_FRAME_PICTURE;
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pic->top_field_first = 0;
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pic->repeat_first_field = 0;
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pic->progressive_frame = 1;
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pic->picture_coding_parameter = 0x000010;
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}
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/* Reset flag */
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pic->picture_display_extension_flag[field_type] = 0;
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last_h_offset = pic->last_frame_centre_horizontal_offset;
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last_v_offset = pic->last_frame_centre_vertical_offset;
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if ( field_type == FIRST_FIELD ){
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p_h_offset = pic->frame_centre_horizontal_offset;
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p_v_offset = pic->frame_centre_vertical_offset;
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*p_h_offset = last_h_offset;
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*(p_h_offset + 1) = last_h_offset;
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*(p_h_offset + 2) = last_h_offset;
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*p_v_offset = last_v_offset;
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*(p_v_offset + 1) = last_v_offset;
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*(p_v_offset + 2) = last_v_offset;
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} else {
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pic->frame_centre_horizontal_offset[3] = last_h_offset;
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pic->frame_centre_vertical_offset[3] = last_v_offset;
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}
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}
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#endif
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#if 0
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static void init_mpg_picture( struct mpg_picture *pic, int chan, int32_t field_type)
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{
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pic->picture_header = 0;
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pic->sequence_header_data
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= ( INIT_HORIZONTAL_SIZE << 20 )
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| ( INIT_VERTICAL_SIZE << 8 )
|
||||
| ( INIT_ASPECT_RATIO << 4 )
|
||||
| ( INIT_FRAME_RATE );
|
||||
pic->mpeg1_flag = 0;
|
||||
pic->vinfo.horizontal_size
|
||||
= INIT_DISP_HORIZONTAL_SIZE;
|
||||
pic->vinfo.vertical_size
|
||||
= INIT_DISP_VERTICAL_SIZE;
|
||||
pic->picture_display_extension_flag[field_type]
|
||||
= 0;
|
||||
pic->pts_flag[field_type] = 0;
|
||||
|
||||
pic->sequence_gop_header = 0;
|
||||
pic->picture_header = 0;
|
||||
pic->sequence_header_flag = 0;
|
||||
pic->gop_flag = 0;
|
||||
pic->sequence_end_flag = 0;
|
||||
pic->sequence_display_extension_flag = 0;
|
||||
pic->last_frame_centre_horizontal_offset = 0;
|
||||
pic->last_frame_centre_vertical_offset = 0;
|
||||
pic->channel = chan;
|
||||
}
|
||||
#endif
|
||||
|
||||
void dvb_filter_pes2ts_init(struct dvb_filter_pes2ts *p2ts, unsigned short pid,
|
||||
dvb_filter_pes2ts_cb_t *cb, void *priv)
|
||||
{
|
||||
|
||||
Loading…
Reference in New Issue
Block a user