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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [pr35065.c] - Blame information for rev 315

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Line No. Rev Author Line
1 298 jeremybenn 
/* PR debug/35065 */
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/* { dg-do compile } */
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/* { dg-options "-O2 -g -funroll-loops" } */
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typedef int vlc_bool_t;
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typedef __SIZE_TYPE__ size_t;
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typedef struct vlc_object_t vlc_object_t;
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typedef long long int64_t;
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#if(__SIZEOF_INT__ >= 4)
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typedef unsigned int uint32_t;
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#else
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typedef unsigned long uint32_t;
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#endif
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typedef unsigned char uint8_t;
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typedef int64_t mtime_t;
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typedef uint32_t vlc_fourcc_t;
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typedef struct module_t module_t;
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typedef struct es_format_t es_format_t;
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typedef struct decoder_t decoder_t;
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typedef struct decoder_sys_t decoder_sys_t;
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typedef struct block_t block_t;
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extern void* malloc (size_t);
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enum vlc_module_properties {
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  VLC_MODULE_CB_OPEN, VLC_MODULE_CB_CLOSE, VLC_MODULE_NAME, };
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struct es_format_t {
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  vlc_fourcc_t i_codec;
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  int i_extra;
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  void *p_extra;
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};
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struct block_t {
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  block_t *p_next;
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  uint32_t i_flags;
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  mtime_t i_pts;
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  mtime_t i_dts;
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  size_t i_buffer;
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  uint8_t *p_buffer;
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};
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block_t* block_New(void*, size_t);
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block_t *nal_get_annexeb(decoder_t *, uint8_t *, int);
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block_t *block_ChainGather (block_t *);
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static inline block_t *block_Duplicate( block_t *p_block ) {
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  block_t *p_dup = block_New( ((void *)0), p_block->i_buffer );
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  p_dup->i_dts = p_block->i_dts;
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  p_dup->i_pts = p_block->i_pts;
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}
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static inline void block_ChainAppend( block_t **pp_list, block_t *p_block ) {
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  if( *pp_list == ((void *)0) ) {
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  }
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  else {
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    block_t *p = *pp_list;
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    while( p->p_next ) p = p->p_next;
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    p->p_next = p_block;
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  }
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}
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struct decoder_t {
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  decoder_sys_t * p_sys;
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  es_format_t fmt_in;
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};
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typedef struct bs_s {
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  uint8_t *p;
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  uint8_t *p_end;
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  int i_left;
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} bs_t;
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static inline uint32_t bs_read( bs_t *s, int i_count ) {
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  static uint32_t i_mask[33] = {
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    0x00, 0x1fffffff,0x3fffffff,0x7fffffff,0xffffffff};
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  int i_shr;
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  uint32_t i_result = 0;
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  while( i_count > 0 ) {
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    if( s->p >= s->p_end ) {
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      break;
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    }
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    if( ( i_shr = s->i_left - i_count ) >= 0 ) {
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      i_result |= ( *s->p >> i_shr )&i_mask[i_count];
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      s->i_left -= i_count;
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      {
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        s->i_left = 8;
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      }
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      return( i_result );
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    }
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    {
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      i_result |= (*s->p&i_mask[s->i_left]) << -i_shr;
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      i_count -= s->i_left;
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      s->p++;
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    }
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  }
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}
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static inline uint32_t bs_read1( bs_t *s ) {
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  if( s->p < s->p_end ) {
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    unsigned int i_result;
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    s->i_left--;
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    i_result = ( *s->p >> s->i_left )&0x01;
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    if( s->i_left == 0 ) {
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      s->p++;
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    }
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    return i_result;
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  }
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  return 0;
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}
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int Open ( vlc_object_t * );
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void Close( vlc_object_t * );
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__attribute__((visibility("default"))) int vlc_entry__0_9_0f ( module_t *p_module ) {
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  {
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    module_t *p_submodule = p_module;
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    if (vlc_module_set (p_submodule, VLC_MODULE_CB_OPEN, (void *)(Open)) || vlc_module_set (p_submodule, VLC_MODULE_CB_CLOSE, (void *)(Close))) goto error;
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  }
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 error:
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  return -666;
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}
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typedef struct {
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  int i_nal_type;
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  int i_nal_ref_idc;
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  int i_frame_type;
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  int i_frame_num;
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  int i_bottom_field_flag;
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  int i_idr_pic_id;
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  int i_delta_pic_order_cnt0;
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} slice_t;
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struct decoder_sys_t {
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  vlc_bool_t b_slice;
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  block_t *p_frame;
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  vlc_bool_t b_sps;
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  vlc_bool_t b_pps;
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  vlc_bool_t b_header;
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  block_t *p_sps;
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  block_t *p_pps;
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  int i_pic_order_cnt_type;
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  slice_t slice;
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};
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enum { NAL_SLICE = 1, NAL_SLICE_IDR = 5, NAL_SPS = 7, NAL_AU_DELIMITER= 9 };
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static block_t *ParseNALBlock( decoder_t *, block_t * );
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int Open( vlc_object_t *p_this ) {
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  decoder_t *p_dec = (decoder_t*)p_this;
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  decoder_sys_t *p_sys;
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  if( p_dec->fmt_in.i_codec != ( ((uint32_t)'h') | ( ((uint32_t)'2') << 8 ) | ( ((uint32_t)'6') << 16 ) | ( ((uint32_t)'4') << 24 ) ) && ( p_dec->fmt_in.i_codec != ( ((uint32_t)'a') | ( ((uint32_t)'v') << 8 ) | ( ((uint32_t)'c') << 16 ) | ( ((uint32_t)'1') << 24 ) ) || p_dec->fmt_in.i_extra < 7 ) ) {
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    return -666;
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  }
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  if( ( p_dec->p_sys = p_sys = malloc( sizeof(decoder_sys_t) ) ) == ((void *)0) ) {
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    uint8_t *p = &((uint8_t*)p_dec->fmt_in.p_extra)[4];
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    int i_sps, i_pps;
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    int i;
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    i_sps = (*p++)&0x1f;
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    for( i = 0;
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         i < i_sps;
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         i++ ) {
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      int i_length = U16_AT( p );
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      block_t *p_sps = nal_get_annexeb( p_dec, p + 2, i_length );
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      ParseNALBlock( p_dec, p_sps );
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    }
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  }
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}
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static inline int bs_read_ue( bs_t *s ) {
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  int i = 0;
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  while( bs_read1( s ) == 0 && s->p < s->p_end && i < 32 ) {
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    i++;
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  }
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  return( ( 1 << i) - 1 + bs_read( s, i ) );
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}
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static inline int bs_read_se( bs_t *s ) {
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  int val = bs_read_ue( s );
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}
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block_t *ParseNALBlock( decoder_t *p_dec, block_t *p_frag )
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{
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  decoder_sys_t *p_sys = p_dec->p_sys;
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  block_t *p_pic = ((void *)0);
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  const int i_nal_type = p_frag->p_buffer[4]&0x1f;
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  if( ( !p_sys->b_sps || !p_sys->b_pps ) && i_nal_type >= NAL_SLICE && i_nal_type <= NAL_SLICE_IDR ) {
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  }
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  else if( i_nal_type >= NAL_SLICE && i_nal_type <= NAL_SLICE_IDR ) {
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    int i_dec = 0, i_first_mb, i_slice_type;
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    slice_t slice;
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    bs_t s;
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    i_first_mb = bs_read_ue( &s );
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    switch( (i_slice_type = bs_read_ue( &s )) ) {
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    }
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    if( p_sys->i_pic_order_cnt_type == 0 ) {
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      slice.i_delta_pic_order_cnt0 = bs_read_se( &s );
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    }
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    if( slice.i_frame_num != p_sys->slice.i_frame_num
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        || slice.i_nal_ref_idc != p_sys->slice.i_nal_ref_idc )
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      if( (slice.i_bottom_field_flag != -1)
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          && (slice.i_bottom_field_flag != p_sys->slice.i_bottom_field_flag) )
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        if( p_sys->i_pic_order_cnt_type == 0 && ( slice.i_nal_type != p_sys->slice.i_nal_type || slice.i_idr_pic_id != p_sys->slice.i_idr_pic_id ) )
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          do {
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            if( !p_sys->b_header && p_sys->slice.i_frame_type != 0x0002)
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              break;
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            if( p_sys->slice.i_frame_type == 0x0002 && p_sys->p_sps && p_sys->p_pps ) {
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              block_t *p_sps = block_Duplicate( p_sys->p_sps );
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              block_t *p_pps = block_Duplicate( p_sys->p_pps );
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              p_sps->i_pts = p_sys->p_frame->i_pts;
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              block_ChainAppend( &p_sps, p_pps );
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              block_ChainAppend( &p_sps, p_sys->p_frame );
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              p_sys->b_header = 1;
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              p_pic = block_ChainGather( p_sps );
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            }
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          } while(0);
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  }
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  else if( i_nal_type == NAL_SPS ) {
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    bs_t s;
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    if( p_sys->i_pic_order_cnt_type == 0 ) {
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    }
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    else if( p_sys->i_pic_order_cnt_type == 1 ) {
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      int i_cycle;
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      i_cycle = bs_read_ue( &s );
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      while( i_cycle > 0 ) {
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        bs_read_se(&s );
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      }
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    }
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    bs_read_ue( &s );
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    if( p_sys->b_slice )
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      do {
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        if( !p_sys->b_header && p_sys->slice.i_frame_type != 0x0002)
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          break;
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        if( p_sys->slice.i_frame_type == 0x0002
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            && p_sys->p_sps && p_sys->p_pps )
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          {
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            block_t *p_sps = block_Duplicate( p_sys->p_sps );
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            block_t *p_pps = block_Duplicate( p_sys->p_pps );
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            p_sps->i_dts = p_sys->p_frame->i_dts;
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            p_sps->i_pts = p_sys->p_frame->i_pts;
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            block_ChainAppend( &p_sps, p_pps );
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            block_ChainAppend( &p_sps, p_sys->p_frame );
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            p_pic = block_ChainGather( p_sps );
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          }
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        p_pic->i_flags |= p_sys->slice.i_frame_type;
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      } while(0);
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  }
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  block_ChainAppend( &p_sys->p_frame, p_frag );
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}

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