diff options
author | Holger Waechtler <devnull@localhost> | 2002-10-21 15:43:19 +0000 |
---|---|---|
committer | Holger Waechtler <devnull@localhost> | 2002-10-21 15:43:19 +0000 |
commit | 95b4bd29c909c908e087f2dc634016c68e96e74c (patch) | |
tree | 145ff70c7ae64addefa24d14b0d3d0b5b98d458f /linux | |
parent | 1096a80245bcce87cbd7719b0188d30bd9b8c00a (diff) | |
download | mediapointer-dvb-s2-95b4bd29c909c908e087f2dc634016c68e96e74c.tar.gz mediapointer-dvb-s2-95b4bd29c909c908e087f2dc634016c68e96e74c.tar.bz2 |
#if 0'ed unused code
Diffstat (limited to 'linux')
-rw-r--r-- | linux/drivers/media/dvb/dvb-core/dvb_filter.c | 912 | ||||
-rw-r--r-- | linux/drivers/media/dvb/dvb-core/dvb_filter.h | 6 |
2 files changed, 473 insertions, 445 deletions
diff --git a/linux/drivers/media/dvb/dvb-core/dvb_filter.c b/linux/drivers/media/dvb/dvb-core/dvb_filter.c index c52d1462f..c25b91b08 100644 --- a/linux/drivers/media/dvb/dvb-core/dvb_filter.c +++ b/linux/drivers/media/dvb/dvb-core/dvb_filter.c @@ -24,443 +24,7 @@ uint32_t ac3_frames[3][32] = -void dvb_filter_pes2ts_init(dvb_filter_pes2ts_t *p2ts, unsigned short pid, - dvb_filter_pes2ts_cb_t *cb, void *priv) -{ - unsigned char *buf=p2ts->buf; - - buf[0]=0x47; - buf[1]=(pid>>8); - buf[2]=pid&0xff; - p2ts->cc=0; - p2ts->cb=cb; - p2ts->priv=priv; -} - -int dvb_filter_pes2ts(dvb_filter_pes2ts_t *p2ts, unsigned char *pes, int len) -{ - unsigned char *buf=p2ts->buf; - int ret=0, rest; - - //len=6+((pes[4]<<8)|pes[5]); - - buf[1]|=0x40; - while (len>=184) { - buf[3]=0x10|((p2ts->cc++)&0x0f); - memcpy(buf+4, pes, 184); - if ((ret=p2ts->cb(p2ts->priv, buf))) - return ret; - len-=184; pes+=184; - buf[1]&=~0x40; - } - if (!len) - return 0; - buf[3]=0x30|((p2ts->cc++)&0x0f); - rest=183-len; - if (rest) { - buf[5]=0x00; - if (rest-1) - memset(buf+6, 0xff, rest-1); - } - buf[4]=rest; - memcpy(buf+5+rest, pes, len); - return p2ts->cb(p2ts->priv, buf); -} - -void dvb_filter_ipack_reset(ipack *p) -{ - p->found = 0; - p->cid = 0; - p->plength = 0; - p->flag1 = 0; - p->flag2 = 0; - p->hlength = 0; - p->mpeg = 0; - p->check = 0; - p->which = 0; - p->done = 0; - p->count = 0; -} - -void dvb_filter_ipack_init(ipack *p, int size, - void (*func)(u8 *buf, int size, void *priv)) -{ - if ( !(p->buf = vmalloc(size*sizeof(u8))) ){ - printk ("Couldn't allocate memory for ipack\n"); - } - p->size = size; - p->func = func; - p->repack_subids = 0; - dvb_filter_ipack_reset(p); -} - -void dvb_filter_ipack_free(ipack * p) -{ - if (p->buf) vfree(p->buf); -} - -static -void send_ipack(ipack *p) -{ - int off; - AudioInfo ai; - int ac3_off = 0; - int streamid=0; - int nframes= 0; - int f=0; - - switch ( p->mpeg ){ - case 2: - if (p->count < 10) return; - p->buf[3] = p->cid; - - p->buf[4] = (u8)(((p->count-6) & 0xFF00) >> 8); - p->buf[5] = (u8)((p->count-6) & 0x00FF); - if (p->repack_subids && p->cid == PRIVATE_STREAM1){ - - off = 9+p->buf[8]; - streamid = p->buf[off]; - if ((streamid & 0xF8) == 0x80){ - ai.off = 0; - ac3_off = ((p->buf[off+2] << 8)| - p->buf[off+3]); - if (ac3_off < p->count) - f=get_ac3info(p->buf+off+3+ac3_off, - p->count-ac3_off, &ai,0); - if ( !f ){ - nframes = (p->count-off-3-ac3_off)/ - ai.framesize + 1; - p->buf[off+2] = (ac3_off >> 8)& 0xFF; - p->buf[off+3] = (ac3_off)& 0xFF; - p->buf[off+1] = nframes; - - ac3_off += nframes * ai.framesize - - p->count; - } - } - } - p->func(p->buf, p->count, p->data); - - p->buf[6] = 0x80; - p->buf[7] = 0x00; - p->buf[8] = 0x00; - p->count = 9; - if (p->repack_subids && p->cid == PRIVATE_STREAM1 - && (streamid & 0xF8)==0x80 ){ - p->count += 4; - p->buf[9] = streamid; - p->buf[10] = (ac3_off >> 8)& 0xFF; - p->buf[11] = (ac3_off)& 0xFF; - p->buf[12] = 0; - } - - break; - case 1: - if (p->count < 8) return; - p->buf[3] = p->cid; - - p->buf[4] = (u8)(((p->count-6) & 0xFF00) >> 8); - p->buf[5] = (u8)((p->count-6) & 0x00FF); - p->func(p->buf, p->count, p->data); - - p->buf[6] = 0x0F; - p->count = 7; - break; - } -} - -void dvb_filter_ipack_flush(ipack *p) -{ - if (p->plength != MMAX_PLENGTH-6 || p->found<=6) - return; - p->plength = p->found-6; - p->found = 0; - send_ipack(p); - dvb_filter_ipack_reset(p); -} - -static -void write_ipack(ipack *p, u8 *data, int count) -{ - u8 headr[3] = { 0x00, 0x00, 0x01} ; - - if (p->count < 6){ - memcpy(p->buf, headr, 3); - p->count = 6; - } - - if (p->count + count < p->size){ - memcpy(p->buf+p->count, data, count); - p->count += count; - } else { - int rest = p->size - p->count; - memcpy(p->buf+p->count, data, rest); - p->count += rest; - send_ipack(p); - if (count - rest > 0) - write_ipack(p, data+rest, count-rest); - } -} - -int dvb_filter_instant_repack(u8 *buf, int count, ipack *p) -{ - int l; - int c=0; - - while (c < count && (p->mpeg == 0 || - (p->mpeg == 1 && p->found < 7) || - (p->mpeg == 2 && p->found < 9)) - && (p->found < 5 || !p->done)){ - switch ( p->found ){ - case 0: - case 1: - if (buf[c] == 0x00) p->found++; - else p->found = 0; - c++; - break; - case 2: - if (buf[c] == 0x01) p->found++; - else if (buf[c] == 0) { - p->found = 2; - } else p->found = 0; - c++; - break; - case 3: - p->cid = 0; - switch (buf[c]){ - case PROG_STREAM_MAP: - case PRIVATE_STREAM2: - case PROG_STREAM_DIR: - case ECM_STREAM : - case EMM_STREAM : - case PADDING_STREAM : - case DSM_CC_STREAM : - case ISO13522_STREAM: - p->done = 1; - case PRIVATE_STREAM1: - case VIDEO_STREAM_S ... VIDEO_STREAM_E: - case AUDIO_STREAM_S ... AUDIO_STREAM_E: - p->found++; - p->cid = buf[c]; - c++; - break; - default: - p->found = 0; - break; - } - break; - - case 4: - if (count-c > 1){ - p->plen[0] = buf[c]; - c++; - p->plen[1] = buf[c]; - c++; - p->found+=2; - p->plength=(p->plen[0]<<8)|p->plen[1]; - } else { - p->plen[0] = buf[c]; - p->found++; - return count; - } - break; - case 5: - p->plen[1] = buf[c]; - c++; - p->found++; - p->plength=(p->plen[0]<<8)|p->plen[1]; - break; - case 6: - if (!p->done){ - p->flag1 = buf[c]; - c++; - p->found++; - if ( (p->flag1 & 0xC0) == 0x80 ) p->mpeg = 2; - else { - p->hlength = 0; - p->which = 0; - p->mpeg = 1; - p->flag2 = 0; - } - } - break; - - case 7: - if ( !p->done && p->mpeg == 2) { - p->flag2 = buf[c]; - c++; - p->found++; - } - break; - - case 8: - if ( !p->done && p->mpeg == 2) { - p->hlength = buf[c]; - c++; - p->found++; - } - break; - - default: - - break; - } - } - - if (c == count) return count; - - if (!p->plength) p->plength = MMAX_PLENGTH-6; - - if ( p->done || ((p->mpeg == 2 && p->found >= 9) || - (p->mpeg == 1 && p->found >= 7)) ){ - switch (p->cid){ - - case AUDIO_STREAM_S ... AUDIO_STREAM_E: - case VIDEO_STREAM_S ... VIDEO_STREAM_E: - case PRIVATE_STREAM1: - - if (p->mpeg == 2 && p->found == 9) { - write_ipack(p, &p->flag1, 1); - write_ipack(p, &p->flag2, 1); - write_ipack(p, &p->hlength, 1); - } - - if (p->mpeg == 1 && p->found == 7) - write_ipack(p, &p->flag1, 1); - - if (p->mpeg == 2 && (p->flag2 & PTS_ONLY) && - p->found < 14) { - while (c < count && p->found < 14) { - p->pts[p->found-9] = buf[c]; - write_ipack(p, buf+c, 1); - c++; - p->found++; - } - if (c == count) return count; - } - - if (p->mpeg == 1 && p->which < 2000) { - - if (p->found == 7) { - p->check = p->flag1; - p->hlength = 1; - } - - while (!p->which && c < count && - p->check == 0xFF){ - p->check = buf[c]; - write_ipack(p, buf+c, 1); - c++; - p->found++; - p->hlength++; - } - - if ( c == count) return count; - - if ( (p->check & 0xC0) == 0x40 && !p->which){ - p->check = buf[c]; - write_ipack(p, buf+c, 1); - c++; - p->found++; - p->hlength++; - - p->which = 1; - if ( c == count) return count; - p->check = buf[c]; - write_ipack(p, buf+c, 1); - c++; - p->found++; - p->hlength++; - p->which = 2; - if ( c == count) return count; - } - - if (p->which == 1){ - p->check = buf[c]; - write_ipack(p, buf+c, 1); - c++; - p->found++; - p->hlength++; - p->which = 2; - if ( c == count) return count; - } - - if ( (p->check & 0x30) && p->check != 0xFF){ - p->flag2 = (p->check & 0xF0) << 2; - p->pts[0] = p->check; - p->which = 3; - } - - if ( c == count) return count; - if (p->which > 2){ - if ((p->flag2 & PTS_DTS_FLAGS) - == PTS_ONLY){ - while (c < count && - p->which < 7){ - p->pts[p->which-2] = - buf[c]; - write_ipack(p,buf+c,1); - c++; - p->found++; - p->which++; - p->hlength++; - } - if ( c == count) return count; - } else if ((p->flag2 & PTS_DTS_FLAGS) - == PTS_DTS){ - while (c < count && - p->which< 12){ - if (p->which< 7) - p->pts[p->which - -2] = - buf[c]; - write_ipack(p,buf+c,1); - c++; - p->found++; - p->which++; - p->hlength++; - } - if ( c == count) return count; - } - p->which = 2000; - } - - } - - while (c < count && p->found < p->plength+6){ - l = count -c; - if (l+p->found > p->plength+6) - l = p->plength+6-p->found; - write_ipack(p, buf+c, l); - p->found += l; - c += l; - } - - break; - } - - - if ( p->done ){ - if( p->found + count - c < p->plength+6){ - p->found += count-c; - c = count; - } else { - c += p->plength+6 - p->found; - p->found = p->plength+6; - } - } - - if (p->plength && p->found == p->plength+6) { - send_ipack(p); - dvb_filter_ipack_reset(p); - if (c < count) - dvb_filter_instant_repack(buf+c, count-c, p); - } - } - return count; -} - - +#if 0 static void setup_ts2pes(ipack *pa, ipack *pv, u16 *pida, u16 *pidv, void (*pes_write)(u8 *buf, int count, void *data), @@ -473,7 +37,9 @@ void setup_ts2pes(ipack *pa, ipack *pv, u16 *pida, u16 *pidv, pa->data = priv; pv->data = priv; } +#endif +#if 0 static void ts_to_pes(ipack *p, u8 *buf) // don't need count (=188) { @@ -497,7 +63,9 @@ void ts_to_pes(ipack *p, u8 *buf) // don't need count (=188) } dvb_filter_instant_repack(buf+4+off, TS_SIZE-4-off, p); } +#endif +#if 0 /* needs 5 byte input, returns picture coding type*/ static int read_picture_header(uint8_t *headr, mpg_picture *pic, int field, int pr) @@ -542,8 +110,9 @@ int read_picture_header(uint8_t *headr, mpg_picture *pic, int field, int pr) return pct; } +#endif - +#if 0 /* needs 4 byte input */ static int read_gop_header(uint8_t *headr, mpg_picture *pic, int pr) @@ -573,7 +142,9 @@ int read_gop_header(uint8_t *headr, mpg_picture *pic, int pr) return 0; } +#endif +#if 0 /* needs 8 byte input */ static int read_sequence_header(uint8_t *headr, VideoInfo *vi, int pr) @@ -686,7 +257,10 @@ int read_sequence_header(uint8_t *headr, VideoInfo *vi, int pr) return 0; } +#endif + +#if 0 static int get_vinfo(uint8_t *mbuf, int count, VideoInfo *vi, int pr) { @@ -713,7 +287,10 @@ int get_vinfo(uint8_t *mbuf, int count, VideoInfo *vi, int pr) vi->off = c-4; return 0; } +#endif + +#if 0 static int get_ainfo(uint8_t *mbuf, int count, AudioInfo *ai, int pr) { @@ -767,6 +344,7 @@ int get_ainfo(uint8_t *mbuf, int count, AudioInfo *ai, int pr) ai->off = c; return 0; } +#endif static int get_ac3info(uint8_t *mbuf, int count, AudioInfo *ai, int pr) @@ -819,6 +397,7 @@ int get_ac3info(uint8_t *mbuf, int count, AudioInfo *ai, int pr) } +#if 0 static uint8_t *skip_pes_header(uint8_t **bufp) { @@ -827,10 +406,10 @@ uint8_t *skip_pes_header(uint8_t **bufp) uint8_t *pts = NULL; int skip = 0; -static const int mpeg1_skip_table[16] = { - 1, 0xffff, 5, 10, 0xffff, 0xffff, 0xffff, 0xffff, - 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff -}; + static const int mpeg1_skip_table[16] = { + 1, 0xffff, 5, 10, 0xffff, 0xffff, 0xffff, 0xffff, + 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff + }; if ((inbuf[6] & 0xc0) == 0x80){ /* mpeg2 */ @@ -855,8 +434,9 @@ static const int mpeg1_skip_table[16] = { *bufp = buf; return pts; } +#endif - +#if 0 static void initialize_quant_matrix( uint32_t *matrix ) { @@ -882,7 +462,9 @@ void initialize_quant_matrix( uint32_t *matrix ) for ( i = 16 ; i < 32 ; i++ ) matrix[i] = 0x10101010; } +#endif +#if 0 static void initialize_mpg_picture(mpg_picture *pic) { @@ -908,8 +490,9 @@ void initialize_mpg_picture(mpg_picture *pic) pic->gop_flag = 0; pic->sequence_end_flag = 0; } +#endif - +#if 0 static void mpg_set_picture_parameter( int32_t field_type, mpg_picture *pic ) { @@ -946,7 +529,9 @@ void mpg_set_picture_parameter( int32_t field_type, mpg_picture *pic ) pic->frame_centre_vertical_offset[3] = last_v_offset; } } +#endif +#if 0 static void init_mpg_picture( mpg_picture *pic, int chan, int32_t field_type) { @@ -975,3 +560,442 @@ void init_mpg_picture( mpg_picture *pic, int chan, int32_t field_type) pic->last_frame_centre_vertical_offset = 0; pic->channel = chan; } +#endif + +void dvb_filter_pes2ts_init(dvb_filter_pes2ts_t *p2ts, unsigned short pid, + dvb_filter_pes2ts_cb_t *cb, void *priv) +{ + unsigned char *buf=p2ts->buf; + + buf[0]=0x47; + buf[1]=(pid>>8); + buf[2]=pid&0xff; + p2ts->cc=0; + p2ts->cb=cb; + p2ts->priv=priv; +} + +int dvb_filter_pes2ts(dvb_filter_pes2ts_t *p2ts, unsigned char *pes, int len) +{ + unsigned char *buf=p2ts->buf; + int ret=0, rest; + + //len=6+((pes[4]<<8)|pes[5]); + + buf[1]|=0x40; + while (len>=184) { + buf[3]=0x10|((p2ts->cc++)&0x0f); + memcpy(buf+4, pes, 184); + if ((ret=p2ts->cb(p2ts->priv, buf))) + return ret; + len-=184; pes+=184; + buf[1]&=~0x40; + } + if (!len) + return 0; + buf[3]=0x30|((p2ts->cc++)&0x0f); + rest=183-len; + if (rest) { + buf[5]=0x00; + if (rest-1) + memset(buf+6, 0xff, rest-1); + } + buf[4]=rest; + memcpy(buf+5+rest, pes, len); + return p2ts->cb(p2ts->priv, buf); +} + +void dvb_filter_ipack_reset(ipack *p) +{ + p->found = 0; + p->cid = 0; + p->plength = 0; + p->flag1 = 0; + p->flag2 = 0; + p->hlength = 0; + p->mpeg = 0; + p->check = 0; + p->which = 0; + p->done = 0; + p->count = 0; +} + +void dvb_filter_ipack_init(ipack *p, int size, + void (*func)(u8 *buf, int size, void *priv)) +{ + if ( !(p->buf = vmalloc(size*sizeof(u8))) ){ + printk ("Couldn't allocate memory for ipack\n"); + } + p->size = size; + p->func = func; + p->repack_subids = 0; + dvb_filter_ipack_reset(p); +} + +void dvb_filter_ipack_free(ipack * p) +{ + if (p->buf) vfree(p->buf); +} + +static +void send_ipack(ipack *p) +{ + int off; + AudioInfo ai; + int ac3_off = 0; + int streamid=0; + int nframes= 0; + int f=0; + + switch ( p->mpeg ){ + case 2: + if (p->count < 10) return; + p->buf[3] = p->cid; + + p->buf[4] = (u8)(((p->count-6) & 0xFF00) >> 8); + p->buf[5] = (u8)((p->count-6) & 0x00FF); + if (p->repack_subids && p->cid == PRIVATE_STREAM1){ + + off = 9+p->buf[8]; + streamid = p->buf[off]; + if ((streamid & 0xF8) == 0x80){ + ai.off = 0; + ac3_off = ((p->buf[off+2] << 8)| + p->buf[off+3]); + if (ac3_off < p->count) + f=get_ac3info(p->buf+off+3+ac3_off, + p->count-ac3_off, &ai,0); + if ( !f ){ + nframes = (p->count-off-3-ac3_off)/ + ai.framesize + 1; + p->buf[off+2] = (ac3_off >> 8)& 0xFF; + p->buf[off+3] = (ac3_off)& 0xFF; + p->buf[off+1] = nframes; + + ac3_off += nframes * ai.framesize - + p->count; + } + } + } + p->func(p->buf, p->count, p->data); + + p->buf[6] = 0x80; + p->buf[7] = 0x00; + p->buf[8] = 0x00; + p->count = 9; + if (p->repack_subids && p->cid == PRIVATE_STREAM1 + && (streamid & 0xF8)==0x80 ){ + p->count += 4; + p->buf[9] = streamid; + p->buf[10] = (ac3_off >> 8)& 0xFF; + p->buf[11] = (ac3_off)& 0xFF; + p->buf[12] = 0; + } + + break; + case 1: + if (p->count < 8) return; + p->buf[3] = p->cid; + + p->buf[4] = (u8)(((p->count-6) & 0xFF00) >> 8); + p->buf[5] = (u8)((p->count-6) & 0x00FF); + p->func(p->buf, p->count, p->data); + + p->buf[6] = 0x0F; + p->count = 7; + break; + } +} + +void dvb_filter_ipack_flush(ipack *p) +{ + if (p->plength != MMAX_PLENGTH-6 || p->found<=6) + return; + p->plength = p->found-6; + p->found = 0; + send_ipack(p); + dvb_filter_ipack_reset(p); +} + +static +void write_ipack(ipack *p, u8 *data, int count) +{ + u8 headr[3] = { 0x00, 0x00, 0x01} ; + + if (p->count < 6){ + memcpy(p->buf, headr, 3); + p->count = 6; + } + + if (p->count + count < p->size){ + memcpy(p->buf+p->count, data, count); + p->count += count; + } else { + int rest = p->size - p->count; + memcpy(p->buf+p->count, data, rest); + p->count += rest; + send_ipack(p); + if (count - rest > 0) + write_ipack(p, data+rest, count-rest); + } +} + + +int dvb_filter_instant_repack(u8 *buf, int count, ipack *p) +{ + int l; + int c=0; + + while (c < count && (p->mpeg == 0 || + (p->mpeg == 1 && p->found < 7) || + (p->mpeg == 2 && p->found < 9)) + && (p->found < 5 || !p->done)){ + switch ( p->found ){ + case 0: + case 1: + if (buf[c] == 0x00) p->found++; + else p->found = 0; + c++; + break; + case 2: + if (buf[c] == 0x01) p->found++; + else if (buf[c] == 0) { + p->found = 2; + } else p->found = 0; + c++; + break; + case 3: + p->cid = 0; + switch (buf[c]){ + case PROG_STREAM_MAP: + case PRIVATE_STREAM2: + case PROG_STREAM_DIR: + case ECM_STREAM : + case EMM_STREAM : + case PADDING_STREAM : + case DSM_CC_STREAM : + case ISO13522_STREAM: + p->done = 1; + case PRIVATE_STREAM1: + case VIDEO_STREAM_S ... VIDEO_STREAM_E: + case AUDIO_STREAM_S ... AUDIO_STREAM_E: + p->found++; + p->cid = buf[c]; + c++; + break; + default: + p->found = 0; + break; + } + break; + + case 4: + if (count-c > 1){ + p->plen[0] = buf[c]; + c++; + p->plen[1] = buf[c]; + c++; + p->found+=2; + p->plength=(p->plen[0]<<8)|p->plen[1]; + } else { + p->plen[0] = buf[c]; + p->found++; + return count; + } + break; + case 5: + p->plen[1] = buf[c]; + c++; + p->found++; + p->plength=(p->plen[0]<<8)|p->plen[1]; + break; + case 6: + if (!p->done){ + p->flag1 = buf[c]; + c++; + p->found++; + if ( (p->flag1 & 0xC0) == 0x80 ) p->mpeg = 2; + else { + p->hlength = 0; + p->which = 0; + p->mpeg = 1; + p->flag2 = 0; + } + } + break; + + case 7: + if ( !p->done && p->mpeg == 2) { + p->flag2 = buf[c]; + c++; + p->found++; + } + break; + + case 8: + if ( !p->done && p->mpeg == 2) { + p->hlength = buf[c]; + c++; + p->found++; + } + break; + + default: + + break; + } + } + + if (c == count) return count; + + if (!p->plength) p->plength = MMAX_PLENGTH-6; + + if ( p->done || ((p->mpeg == 2 && p->found >= 9) || + (p->mpeg == 1 && p->found >= 7)) ){ + switch (p->cid){ + + case AUDIO_STREAM_S ... AUDIO_STREAM_E: + case VIDEO_STREAM_S ... VIDEO_STREAM_E: + case PRIVATE_STREAM1: + + if (p->mpeg == 2 && p->found == 9) { + write_ipack(p, &p->flag1, 1); + write_ipack(p, &p->flag2, 1); + write_ipack(p, &p->hlength, 1); + } + + if (p->mpeg == 1 && p->found == 7) + write_ipack(p, &p->flag1, 1); + + if (p->mpeg == 2 && (p->flag2 & PTS_ONLY) && + p->found < 14) { + while (c < count && p->found < 14) { + p->pts[p->found-9] = buf[c]; + write_ipack(p, buf+c, 1); + c++; + p->found++; + } + if (c == count) return count; + } + + if (p->mpeg == 1 && p->which < 2000) { + + if (p->found == 7) { + p->check = p->flag1; + p->hlength = 1; + } + + while (!p->which && c < count && + p->check == 0xFF){ + p->check = buf[c]; + write_ipack(p, buf+c, 1); + c++; + p->found++; + p->hlength++; + } + + if ( c == count) return count; + + if ( (p->check & 0xC0) == 0x40 && !p->which){ + p->check = buf[c]; + write_ipack(p, buf+c, 1); + c++; + p->found++; + p->hlength++; + + p->which = 1; + if ( c == count) return count; + p->check = buf[c]; + write_ipack(p, buf+c, 1); + c++; + p->found++; + p->hlength++; + p->which = 2; + if ( c == count) return count; + } + + if (p->which == 1){ + p->check = buf[c]; + write_ipack(p, buf+c, 1); + c++; + p->found++; + p->hlength++; + p->which = 2; + if ( c == count) return count; + } + + if ( (p->check & 0x30) && p->check != 0xFF){ + p->flag2 = (p->check & 0xF0) << 2; + p->pts[0] = p->check; + p->which = 3; + } + + if ( c == count) return count; + if (p->which > 2){ + if ((p->flag2 & PTS_DTS_FLAGS) + == PTS_ONLY){ + while (c < count && + p->which < 7){ + p->pts[p->which-2] = + buf[c]; + write_ipack(p,buf+c,1); + c++; + p->found++; + p->which++; + p->hlength++; + } + if ( c == count) return count; + } else if ((p->flag2 & PTS_DTS_FLAGS) + == PTS_DTS){ + while (c < count && + p->which< 12){ + if (p->which< 7) + p->pts[p->which + -2] = + buf[c]; + write_ipack(p,buf+c,1); + c++; + p->found++; + p->which++; + p->hlength++; + } + if ( c == count) return count; + } + p->which = 2000; + } + + } + + while (c < count && p->found < p->plength+6){ + l = count -c; + if (l+p->found > p->plength+6) + l = p->plength+6-p->found; + write_ipack(p, buf+c, l); + p->found += l; + c += l; + } + + break; + } + + + if ( p->done ){ + if( p->found + count - c < p->plength+6){ + p->found += count-c; + c = count; + } else { + c += p->plength+6 - p->found; + p->found = p->plength+6; + } + } + + if (p->plength && p->found == p->plength+6) { + send_ipack(p); + dvb_filter_ipack_reset(p); + if (c < count) + dvb_filter_instant_repack(buf+c, count-c, p); + } + } + return count; +} + diff --git a/linux/drivers/media/dvb/dvb-core/dvb_filter.h b/linux/drivers/media/dvb/dvb-core/dvb_filter.h index b084112fa..7a0b702b0 100644 --- a/linux/drivers/media/dvb/dvb-core/dvb_filter.h +++ b/linux/drivers/media/dvb/dvb-core/dvb_filter.h @@ -229,12 +229,14 @@ int dvb_filter_instant_repack(u8 *buf, int count, ipack *p); void dvb_filter_ipack_init(ipack *p, int size, void (*func)(u8 *buf, int size, void *priv)); void dvb_filter_ipack_free(ipack * p); +void dvb_filter_ipack_flush(ipack *p); + +#if 0 void setup_ts2pes(ipack *pa, ipack *pv, u16 *pida, u16 *pidv, void (*pes_write)(u8 *buf, int count, void *data), void *priv); void ts_to_pes(ipack *p, u8 *buf); void send_ipack(ipack *p); -void dvb_filter_ipack_flush(ipack *p); int get_ainfo(uint8_t *mbuf, int count, AudioInfo *ai, int pr); int get_ac3info(uint8_t *mbuf, int count, AudioInfo *ai, int pr); int get_vinfo(uint8_t *mbuf, int count, VideoInfo *vi, int pr); @@ -247,3 +249,5 @@ int read_sequence_header(uint8_t *headr, VideoInfo *vi, int pr); int read_gop_header(uint8_t *headr, mpg_picture *pic, int pr); int read_picture_header(uint8_t *headr, mpg_picture *pic, int field, int pr); #endif + +#endif |