22 MPP_RET mpp_writer_status(MppWriteCtx *ctx)  in mpp_writer_status()  argument
24     if (ctx->byte_cnt > ctx->size) {  in mpp_writer_status()
25         ctx->overflow = 1;  in mpp_writer_status()
32 MPP_RET mpp_writer_reset(MppWriteCtx *ctx)  in mpp_writer_reset()  argument
34     ctx->stream = ctx->buffer;  in mpp_writer_reset()
35     ctx->byte_cnt = 0;  in mpp_writer_reset()
36     ctx->byte_buffer = 0;  in mpp_writer_reset()
37     ctx->buffered_bits = 0;  in mpp_writer_reset()
38     ctx->zero_bytes = 0;  in mpp_writer_reset()
39     ctx->overflow = 0;  in mpp_writer_reset()
40     ctx->emul_cnt = 0;  in mpp_writer_reset()
45 MPP_RET mpp_writer_init(MppWriteCtx *ctx, void *p, RK_S32 size)  in mpp_writer_init()  argument
49     ctx->buffer = p;  in mpp_writer_init()
50     ctx->stream = p;  in mpp_writer_init()
51     ctx->size = size;  in mpp_writer_init()
52     ctx->byte_cnt = 0;  in mpp_writer_init()
53     ctx->overflow = 0;  in mpp_writer_init()
54     ctx->byte_buffer = 0;  in mpp_writer_init()
55     ctx->buffered_bits = 0;  in mpp_writer_init()
56     ctx->zero_bytes = 0;  in mpp_writer_init()
57     ctx->emul_cnt = 0;  in mpp_writer_init()
59     ret = mpp_writer_status(ctx);  in mpp_writer_init()
66 void mpp_writer_put_raw_bits(MppWriteCtx *ctx, RK_S32 val, RK_S32 len)  in mpp_writer_put_raw_bits()  argument
69     RK_U32 byte_buffer = ctx->byte_buffer;  in mpp_writer_put_raw_bits()
70     RK_U8*stream = ctx->stream;  in mpp_writer_put_raw_bits()
72     if (mpp_writer_status(ctx))  in mpp_writer_put_raw_bits()
78     bits = len + ctx->buffered_bits;  in mpp_writer_put_raw_bits()
88         ctx->byte_cnt++;  in mpp_writer_put_raw_bits()
91     ctx->byte_buffer = byte_buffer;  in mpp_writer_put_raw_bits()
92     ctx->buffered_bits = (RK_U8)bits;  in mpp_writer_put_raw_bits()
93     ctx->stream = stream;  in mpp_writer_put_raw_bits()
98 void mpp_writer_flush(MppWriteCtx *ctx)  in mpp_writer_flush()  argument
100     RK_U32 byte_buffer = ctx->byte_buffer;  in mpp_writer_flush()
101     RK_U8*stream = ctx->stream;  in mpp_writer_flush()
103     if (mpp_writer_status(ctx))  in mpp_writer_flush()
106     if (ctx->buffered_bits)  in mpp_writer_flush()
112 void mpp_writer_put_bits(MppWriteCtx * ctx, RK_S32 val, RK_S32 len)  in mpp_writer_put_bits()  argument
115     RK_U8 *stream = ctx->stream;  in mpp_writer_put_bits()
116     RK_U32 byte_buffer = ctx->byte_buffer;  in mpp_writer_put_bits()
122     bits = len + ctx->buffered_bits;  in mpp_writer_put_bits()
127         RK_S32 zeroBytes = ctx->zero_bytes;  in mpp_writer_put_bits()
128         RK_S32 byteCnt = ctx->byte_cnt;  in mpp_writer_put_bits()
130         if (mpp_writer_status(ctx))  in mpp_writer_put_bits()
141             ctx->emul_cnt++;  in mpp_writer_put_bits()
152         ctx->zero_bytes = zeroBytes;  in mpp_writer_put_bits()
153         ctx->byte_cnt = byteCnt;  in mpp_writer_put_bits()
154         ctx->stream = stream;  in mpp_writer_put_bits()
157     ctx->buffered_bits = (RK_U8) bits;  in mpp_writer_put_bits()
158     ctx->byte_buffer = byte_buffer;  in mpp_writer_put_bits()
161 void mpp_writer_align_zero(MppWriteCtx *ctx)  in mpp_writer_align_zero()  argument
163     if (ctx->buffered_bits)  in mpp_writer_align_zero()
164         mpp_writer_put_raw_bits(ctx, 0, 8 - ctx->buffered_bits);  in mpp_writer_align_zero()
167 void mpp_writer_align_one(MppWriteCtx *ctx)  in mpp_writer_align_one()  argument
169     if (ctx->buffered_bits) {  in mpp_writer_align_one()
170         RK_S32 len = 8 - ctx->buffered_bits;  in mpp_writer_align_one()
172         mpp_writer_put_raw_bits(ctx, (1 << len) - 1, len);  in mpp_writer_align_one()
176 void mpp_writer_trailing(MppWriteCtx *ctx)  in mpp_writer_trailing()  argument
178     mpp_writer_put_bits(ctx, 1, 1);  in mpp_writer_trailing()
179     if (ctx->buffered_bits)  in mpp_writer_trailing()
180         mpp_writer_put_bits(ctx, 0, 8 - ctx->buffered_bits);  in mpp_writer_trailing()
183 void mpp_writer_put_ue(MppWriteCtx *ctx, RK_U32 val)  in mpp_writer_put_ue()  argument
197             mpp_writer_put_bits(ctx, 0, 24);  in mpp_writer_put_ue()
200         mpp_writer_put_bits(ctx, 0, tmp);  in mpp_writer_put_ue()
204             mpp_writer_put_bits(ctx, val >> num_bits, 24);  in mpp_writer_put_ue()
208         mpp_writer_put_bits(ctx, val, num_bits);  in mpp_writer_put_ue()
210         mpp_writer_put_bits(ctx, val, 2 * num_bits - 1);  in mpp_writer_put_ue()
214 void mpp_writer_put_se(MppWriteCtx *ctx, RK_S32 val)  in mpp_writer_put_se()  argument
223     mpp_writer_put_ue(ctx, tmp);  in mpp_writer_put_se()
226 RK_S32 mpp_writer_bytes(MppWriteCtx *ctx)  in mpp_writer_bytes()  argument
228     return ctx->byte_cnt + (ctx->buffered_bits > 0);  in mpp_writer_bytes()
231 RK_S32 mpp_writer_bits(MppWriteCtx *ctx)  in mpp_writer_bits()  argument
233     return ctx->byte_cnt * 8 + ctx->buffered_bits;  in mpp_writer_bits()