1 files changed, 0 insertions, 527 deletions
diff --git a/apps/plugins/mpegplayer/libmpeg2/decode.c b/apps/plugins/mpegplayer/libmpeg2/decode.c
deleted file mode 100644
index 9c8081efbe..0000000000
--- a/apps/plugins/mpegplayer/libmpeg2/decode.c
+++ /dev/null
@@ -1,527 +0,0 @@
-/*
- * decode.c
- * Copyright (C) 2000-2003 Michel Lespinasse <walken@zoy.org>
- * Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
- *
- * This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
- * See http://libmpeg2.sourceforge.net/ for updates.
- *
- * mpeg2dec 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.
- *
- * mpeg2dec 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
- *
- * $Id$
- * libmpeg2 sync history:
- * 2008-07-01 - CVS revision 1.114
- */
-
-#include "plugin.h"
-
-#include "mpeg2dec_config.h"
-
-#include "mpeg2.h"
-#include "attributes.h"
-#include "mpeg2_internal.h"
-
-#define BUFFER_SIZE (1194 * 1024)
-
-#if defined(CPU_COLDFIRE) || (defined(CPU_ARM) && ARM_ARCH >= 6)
-/* twice as large as on other targets because coldfire uses
- * a secondary, transposed buffer for optimisation */
-static int16_t static_dct_block[128] IBSS_ATTR ATTR_ALIGN(16);
-#define DCT_BLOCKSIZE (128 * sizeof (int16_t))
-#else
-static int16_t static_dct_block[64] IBSS_ATTR ATTR_ALIGN(16);
-#define DCT_BLOCKSIZE (64 * sizeof (int16_t))
-#endif
-
-const mpeg2_info_t * mpeg2_info (mpeg2dec_t * mpeg2dec)
-{
-    return &mpeg2dec->info;
-}
-
-static inline int skip_chunk (mpeg2dec_t * mpeg2dec, int bytes)
-{
-    uint8_t * current;
-    uint32_t shift;
-    uint8_t * limit;
-    uint8_t byte;
-
-    if (!bytes)
-	    return 0;
-
-    current = mpeg2dec->buf_start;
-    shift = mpeg2dec->shift;
-    limit = current + bytes;
-
-    do
-    {
-    	byte = *current++;
-
-    	if (shift == 0x00000100)
-        {
-    	    int skipped;
-
-    	    mpeg2dec->shift = 0xffffff00;
-    	    skipped = current - mpeg2dec->buf_start;
-    	    mpeg2dec->buf_start = current;
-
-    	    return skipped;
-    	}
-
-    	shift = (shift | byte) << 8;
-    }
-    while (current < limit);
-
-    mpeg2dec->shift = shift;
-    mpeg2dec->buf_start = current;
-
-    return 0;
-}
-
-static inline int copy_chunk (mpeg2dec_t * mpeg2dec, int bytes)
-{
-    uint8_t * current;
-    uint32_t shift;
-    uint8_t * chunk_ptr;
-    uint8_t * limit;
-    uint8_t byte;
-
-    if (!bytes)
-	    return 0;
-
-    current = mpeg2dec->buf_start;
-    shift = mpeg2dec->shift;
-    chunk_ptr = mpeg2dec->chunk_ptr;
-    limit = current + bytes;
-
-    do
-    {
-    	byte = *current++;
-
-    	if (shift == 0x00000100)
-        {
-    	    int copied;
-
-    	    mpeg2dec->shift = 0xffffff00;
-    	    mpeg2dec->chunk_ptr = chunk_ptr + 1;
-    	    copied = current - mpeg2dec->buf_start;
-    	    mpeg2dec->buf_start = current;
-    	    return copied;
-    	}
-
-    	shift = (shift | byte) << 8;
-    	*chunk_ptr++ = byte;
-    }
-    while (current < limit);
-
-    mpeg2dec->shift = shift;
-    mpeg2dec->buf_start = current;
-    return 0;
-}
-
-void mpeg2_buffer (mpeg2dec_t * mpeg2dec, uint8_t * start, uint8_t * end)
-{
-    mpeg2dec->buf_start = start;
-    mpeg2dec->buf_end = end;
-}
-
-int mpeg2_getpos (mpeg2dec_t * mpeg2dec)
-{
-    return mpeg2dec->buf_end - mpeg2dec->buf_start;
-}
-
-static inline mpeg2_state_t seek_chunk (mpeg2dec_t * mpeg2dec)
-{
-    int size, skipped;
-
-    size = mpeg2dec->buf_end - mpeg2dec->buf_start;
-    skipped = skip_chunk (mpeg2dec, size);
-
-    if (!skipped)
-    {
-    	mpeg2dec->bytes_since_tag += size;
-    	return STATE_BUFFER;
-    }
-
-    mpeg2dec->bytes_since_tag += skipped;
-    mpeg2dec->code = mpeg2dec->buf_start[-1];
-
-    return STATE_INTERNAL_NORETURN;
-}
-
-mpeg2_state_t mpeg2_seek_header (mpeg2dec_t * mpeg2dec)
-{
-    while (!(mpeg2dec->code == 0xb3 ||
-	       ((mpeg2dec->code == 0xb7 || mpeg2dec->code == 0xb8 ||
-             !mpeg2dec->code) && mpeg2dec->sequence.width != (unsigned)-1)))
-    {
-    	if (seek_chunk (mpeg2dec) == STATE_BUFFER)
-    	    return STATE_BUFFER;
-    }
-
-    mpeg2dec->chunk_start =
-    mpeg2dec->chunk_ptr = mpeg2dec->chunk_buffer;
-
-    mpeg2dec->user_data_len = 0;
-
-    return ((mpeg2dec->code == 0xb7) ?
-            mpeg2_header_end(mpeg2dec) : mpeg2_parse_header(mpeg2dec));
-}
-
-#define RECEIVED(code,state) (((state) << 8) + (code))
-
-mpeg2_state_t mpeg2_parse (mpeg2dec_t * mpeg2dec)
-{
-    int size_buffer, size_chunk, copied;
-
-    if (mpeg2dec->action)
-    {
-    	mpeg2_state_t state;
-
-    	state = mpeg2dec->action (mpeg2dec);
-
-	    if (state > STATE_INTERNAL_NORETURN)
-	        return state;
-    }
-
-    while (1)
-    {
-    	while ((unsigned) (mpeg2dec->code - mpeg2dec->first_decode_slice) <
-    	       mpeg2dec->nb_decode_slices)
-        {
-    	    size_buffer = mpeg2dec->buf_end - mpeg2dec->buf_start;
-    	    size_chunk = mpeg2dec->chunk_buffer + BUFFER_SIZE -
-      			         mpeg2dec->chunk_ptr;
-
-    	    if (size_buffer <= size_chunk)
-            {
-        		copied = copy_chunk (mpeg2dec, size_buffer);
-
-        		if (!copied)
-                {
-		            mpeg2dec->bytes_since_tag += size_buffer;
-		            mpeg2dec->chunk_ptr += size_buffer;
-		            return STATE_BUFFER;
-		        }
-	        }
-            else
-            {
-		        copied = copy_chunk (mpeg2dec, size_chunk);
-
-		        if (!copied)
-                {
-        		    /* filled the chunk buffer without finding a start code */
-        		    mpeg2dec->bytes_since_tag += size_chunk;
-        		    mpeg2dec->action = seek_chunk;
-        		    return STATE_INVALID;
-        		}
-    	    }
-
-    	    mpeg2dec->bytes_since_tag += copied;
-
-    	    mpeg2_slice (&mpeg2dec->decoder, mpeg2dec->code,
-			             mpeg2dec->chunk_start);
-	        mpeg2dec->code = mpeg2dec->buf_start[-1];
-	        mpeg2dec->chunk_ptr = mpeg2dec->chunk_start;
-	    }
-
-    	if ((unsigned) (mpeg2dec->code - 1) >= 0xb0 - 1)
-	        break;
-
-    	if (seek_chunk (mpeg2dec) == STATE_BUFFER)
-    	    return STATE_BUFFER;
-    }
-
-    mpeg2dec->action = mpeg2_seek_header;
-
-    switch (mpeg2dec->code)
-    {
-    case 0x00:
-    	return mpeg2dec->state;
-    case 0xb3:
-    case 0xb7:
-    case 0xb8:
-        return (mpeg2dec->state == STATE_SLICE) ? STATE_SLICE : STATE_INVALID;
-    default:
-    	mpeg2dec->action = seek_chunk;
-    	return STATE_INVALID;
-    }
-}
-
-mpeg2_state_t mpeg2_parse_header (mpeg2dec_t * mpeg2dec)
-{
-    static int (* const process_header[9]) (mpeg2dec_t *) =
-    {
-	    mpeg2_header_picture,
-        mpeg2_header_extension,
-        mpeg2_header_user_data,
-	    mpeg2_header_sequence,
-        NULL,
-        NULL,
-        NULL,
-        NULL,
-        mpeg2_header_gop
-    };
-
-    int size_buffer, size_chunk, copied;
-
-    mpeg2dec->action = mpeg2_parse_header;
-    mpeg2dec->info.user_data = NULL;
-	mpeg2dec->info.user_data_len = 0;
-
-    while (1)
-    {
-    	size_buffer = mpeg2dec->buf_end - mpeg2dec->buf_start;
-    	size_chunk = mpeg2dec->chunk_buffer + BUFFER_SIZE -
-    		            mpeg2dec->chunk_ptr;
-
-    	if (size_buffer <= size_chunk)
-        {
-    	    copied = copy_chunk (mpeg2dec, size_buffer);
-
-    	    if (!copied)
-            {
-        		mpeg2dec->bytes_since_tag += size_buffer;
-        		mpeg2dec->chunk_ptr += size_buffer;
-        		return STATE_BUFFER;
-    	    }
-    	}
-        else
-        {
-    	    copied = copy_chunk (mpeg2dec, size_chunk);
-
-    	    if (!copied)
-            {
-        		/* filled the chunk buffer without finding a start code */
-        		mpeg2dec->bytes_since_tag += size_chunk;
-        		mpeg2dec->code = 0xb4;
-        		mpeg2dec->action = mpeg2_seek_header;
-        		return STATE_INVALID;
-    	    }
-    	}
-
-    	mpeg2dec->bytes_since_tag += copied;
-
-    	if (process_header[mpeg2dec->code & 0x0b] (mpeg2dec))
-        {
-    	    mpeg2dec->code = mpeg2dec->buf_start[-1];
-    	    mpeg2dec->action = mpeg2_seek_header;
-    	    return STATE_INVALID;
-    	}
-
-    	mpeg2dec->code = mpeg2dec->buf_start[-1];
-
-    	switch (RECEIVED (mpeg2dec->code, mpeg2dec->state))
-        {
-    	/* state transition after a sequence header */
-    	case RECEIVED (0x00, STATE_SEQUENCE):
-    	case RECEIVED (0xb8, STATE_SEQUENCE):
-    	    mpeg2_header_sequence_finalize (mpeg2dec);
-    	    break;
-
-    	/* other legal state transitions */
-    	case RECEIVED (0x00, STATE_GOP):
-    	    mpeg2_header_gop_finalize (mpeg2dec);
-    	    break;
-    	case RECEIVED (0x01, STATE_PICTURE):
-    	case RECEIVED (0x01, STATE_PICTURE_2ND):
-    	    mpeg2_header_picture_finalize (mpeg2dec);
-    	    mpeg2dec->action = mpeg2_header_slice_start;
-    	    break;
-
-    	/* legal headers within a given state */
-    	case RECEIVED (0xb2, STATE_SEQUENCE):
-    	case RECEIVED (0xb2, STATE_GOP):
-    	case RECEIVED (0xb2, STATE_PICTURE):
-    	case RECEIVED (0xb2, STATE_PICTURE_2ND):
-    	case RECEIVED (0xb5, STATE_SEQUENCE):
-    	case RECEIVED (0xb5, STATE_PICTURE):
-    	case RECEIVED (0xb5, STATE_PICTURE_2ND):
-    	    mpeg2dec->chunk_ptr = mpeg2dec->chunk_start;
-    	    continue;
-
-    	default:
-    	    mpeg2dec->action = mpeg2_seek_header;
-    	    return STATE_INVALID;
-    	}
-
-    	mpeg2dec->chunk_start = mpeg2dec->chunk_ptr = mpeg2dec->chunk_buffer;
-    	mpeg2dec->user_data_len = 0;
-
-    	return mpeg2dec->state;
-    }
-}
-
-int mpeg2_convert (mpeg2dec_t * mpeg2dec, mpeg2_convert_t convert, void * arg)
-{
-    mpeg2_convert_init_t convert_init;
-    int error;
-
-    error = convert (MPEG2_CONVERT_SET, NULL, &mpeg2dec->sequence, 0,
-		             arg, &convert_init);
-
-    if (!error)
-    {
-    	mpeg2dec->convert = convert;
-    	mpeg2dec->convert_arg = arg;
-    	mpeg2dec->convert_id_size = convert_init.id_size;
-    	mpeg2dec->convert_stride = 0;
-    }
-
-    return error;
-}
-
-int mpeg2_stride (mpeg2dec_t * mpeg2dec, int stride)
-{
-    if (!mpeg2dec->convert)
-    {
-    	if (stride < (int) mpeg2dec->sequence.width)
-    	    stride = mpeg2dec->sequence.width;
-
-    	mpeg2dec->decoder.stride_frame = stride;
-    }
-    else
-    {
-    	mpeg2_convert_init_t convert_init;
-
-    	stride = mpeg2dec->convert(MPEG2_CONVERT_STRIDE, NULL,
-        				           &mpeg2dec->sequence, stride,
-               				       mpeg2dec->convert_arg,
-    				               &convert_init);
-
-    	mpeg2dec->convert_id_size = convert_init.id_size;
-    	mpeg2dec->convert_stride = stride;
-    }
-
-    return stride;
-}
-
-void mpeg2_set_buf (mpeg2dec_t * mpeg2dec, uint8_t * buf[MPEG2_COMPONENTS], void * id)
-{
-    mpeg2_fbuf_t * fbuf;
-
-    if (mpeg2dec->custom_fbuf)
-    {
-    	if (mpeg2dec->state == STATE_SEQUENCE)
-        {
-    	    mpeg2dec->fbuf[2] = mpeg2dec->fbuf[1];
-    	    mpeg2dec->fbuf[1] = mpeg2dec->fbuf[0];
-    	}
-
-    	mpeg2_set_fbuf (mpeg2dec, (mpeg2dec->decoder.coding_type ==
-    				   PIC_FLAG_CODING_TYPE_B));
-
-    	fbuf = mpeg2dec->fbuf[0];
-    }
-    else
-    {
-    	fbuf = &mpeg2dec->fbuf_alloc[mpeg2dec->alloc_index].fbuf;
-    	mpeg2dec->alloc_index_user = ++mpeg2dec->alloc_index;
-    }
-
-    fbuf->buf[0] = buf[0];
-#if MPEG2_COLOR
-    fbuf->buf[1] = buf[1];
-    fbuf->buf[2] = buf[2];
-#endif
-
-    fbuf->id = id;
-}
-
-void mpeg2_custom_fbuf (mpeg2dec_t * mpeg2dec, int custom_fbuf)
-{
-    mpeg2dec->custom_fbuf = custom_fbuf;
-}
-
-void mpeg2_skip (mpeg2dec_t * mpeg2dec, int skip)
-{
-    mpeg2dec->first_decode_slice = 1;
-    mpeg2dec->nb_decode_slices = skip ? 0 : (0xb0 - 1);
-}
-
-void mpeg2_slice_region (mpeg2dec_t * mpeg2dec, int start, int end)
-{
-    start = (start < 1) ? 1 : (start > 0xb0) ? 0xb0 : start;
-    end = (end < start) ? start : (end > 0xb0) ? 0xb0 : end;
-    mpeg2dec->first_decode_slice = start;
-    mpeg2dec->nb_decode_slices = end - start;
-}
-
-void mpeg2_tag_picture (mpeg2dec_t * mpeg2dec, uint32_t tag, uint32_t tag2)
-{
-    mpeg2dec->tag_previous = mpeg2dec->tag_current;
-    mpeg2dec->tag2_previous = mpeg2dec->tag2_current;
-    mpeg2dec->tag_current = tag;
-    mpeg2dec->tag2_current = tag2;
-    mpeg2dec->num_tags++;
-    mpeg2dec->bytes_since_tag = 0;
-}
-
-void mpeg2_reset (mpeg2dec_t * mpeg2dec, int full_reset)
-{
-    mpeg2dec->buf_start = mpeg2dec->buf_end = NULL;
-    mpeg2dec->num_tags = 0;
-    mpeg2dec->shift = 0xffffff00;
-    mpeg2dec->code = 0xb4;
-    mpeg2dec->action = mpeg2_seek_header;
-    mpeg2dec->state = STATE_INVALID;
-    mpeg2dec->first = 1;
-
-    mpeg2_reset_info(&mpeg2dec->info);
-    mpeg2dec->info.gop = NULL;
-    mpeg2dec->info.user_data = NULL;
-    mpeg2dec->info.user_data_len = 0;
-
-    if (full_reset)
-    {
-    	mpeg2dec->info.sequence = NULL;
-    	mpeg2_header_state_init (mpeg2dec);
-    }
-}
-
-mpeg2dec_t * mpeg2_init (void)
-{
-    mpeg2dec_t * mpeg2dec;
-
-    mpeg2_idct_init ();
-
-    mpeg2dec = (mpeg2dec_t *)mpeg2_bufalloc(sizeof (mpeg2dec_t),
-					                        MPEG2_ALLOC_MPEG2DEC);
-    if (mpeg2dec == NULL)
-	    return NULL;
-
-    mpeg2dec->decoder.DCTblock = static_dct_block;
-
-    rb->memset (mpeg2dec->decoder.DCTblock, 0, DCT_BLOCKSIZE);
-
-    DEBUGF("DCTblock: %p\n", mpeg2dec->decoder.DCTblock);
-
-    mpeg2dec->chunk_buffer = (uint8_t *)mpeg2_bufalloc(BUFFER_SIZE + 4,
-						                               MPEG2_ALLOC_CHUNK);
-
-    mpeg2dec->sequence.width = (unsigned)-1;
-    mpeg2_reset (mpeg2dec, 1);
-
-    return mpeg2dec;
-}
-
-void mpeg2_close (mpeg2dec_t * mpeg2dec)
-{
-    mpeg2_header_state_init (mpeg2dec);
-#if 0
-    /* These are dedicated buffers in rockbox */
-    mpeg2_free (mpeg2dec->chunk_buffer);
-    mpeg2_free (mpeg2dec);
-#endif
-}