51 static inline void vl_rbsp_init(struct vl_rbsp *rbsp, struct vl_vlc *nal, unsigned num_bits)  in vl_rbsp_init()  argument
57    rbsp->nal = *nal;  in vl_rbsp_init()
63          vl_vlc_limit(&rbsp->nal, bits_left - vl_vlc_bits_left(nal));  in vl_rbsp_init()
69    valid = vl_vlc_valid_bits(&rbsp->nal);  in vl_rbsp_init()
72       if ((vl_vlc_peekbits(&rbsp->nal, i) & 0xffffff) == 0x3) {  in vl_rbsp_init()
73          vl_vlc_removebits(&rbsp->nal, i - 8, 8);  in vl_rbsp_init()
78    valid = vl_vlc_valid_bits(&rbsp->nal);  in vl_rbsp_init()
80    rbsp->escaped = (valid >= 16) ? 16 : ((valid >= 8) ? 8 : 0);  in vl_rbsp_init()
86 static inline void vl_rbsp_fillbits(struct vl_rbsp *rbsp)  in vl_rbsp_fillbits()  argument
88    unsigned valid = vl_vlc_valid_bits(&rbsp->nal);  in vl_rbsp_fillbits()
95    vl_vlc_fillbits(&rbsp->nal);  in vl_rbsp_fillbits()
98    if (vl_vlc_bits_left(&rbsp->nal) < 24)  in vl_rbsp_fillbits()
102    assert(valid >= rbsp->escaped);  in vl_rbsp_fillbits()
105    valid -= rbsp->escaped;  in vl_rbsp_fillbits()
108    rbsp->escaped = 16;  in vl_rbsp_fillbits()
109    bits = vl_vlc_valid_bits(&rbsp->nal);  in vl_rbsp_fillbits()
111       if ((vl_vlc_peekbits(&rbsp->nal, i) & 0xffffff) == 0x3) {  in vl_rbsp_fillbits()
112          vl_vlc_removebits(&rbsp->nal, i - 8, 8);  in vl_rbsp_fillbits()
113          rbsp->escaped = bits - i;  in vl_rbsp_fillbits()
123 static inline unsigned vl_rbsp_u(struct vl_rbsp *rbsp, unsigned n)  in vl_rbsp_u()  argument
128    vl_rbsp_fillbits(rbsp);  in vl_rbsp_u()
129    return vl_vlc_get_uimsbf(&rbsp->nal, n);  in vl_rbsp_u()
135 static inline unsigned vl_rbsp_ue(struct vl_rbsp *rbsp)  in vl_rbsp_ue()  argument
139    vl_rbsp_fillbits(rbsp);  in vl_rbsp_ue()
140    while (!vl_vlc_get_uimsbf(&rbsp->nal, 1))  in vl_rbsp_ue()
143    return (1 << bits) - 1 + vl_rbsp_u(rbsp, bits);  in vl_rbsp_ue()
149 static inline signed vl_rbsp_se(struct vl_rbsp *rbsp)  in vl_rbsp_se()  argument
151    signed codeNum = vl_rbsp_ue(rbsp);  in vl_rbsp_se()
161 static inline bool vl_rbsp_more_data(struct vl_rbsp *rbsp)  in vl_rbsp_more_data()  argument
165    if (vl_vlc_bits_left(&rbsp->nal) > 8)  in vl_rbsp_more_data()
168    bits = vl_vlc_valid_bits(&rbsp->nal);  in vl_rbsp_more_data()
169    value = vl_vlc_peekbits(&rbsp->nal, bits);  in vl_rbsp_more_data()