191 static void PutSegmentHeader(VP8BitWriter* const bw,  in PutSegmentHeader()  argument
195   if (VP8PutBitUniform(bw, (hdr->num_segments_ > 1))) {  in PutSegmentHeader()
199     VP8PutBitUniform(bw, hdr->update_map_);  in PutSegmentHeader()
200     if (VP8PutBitUniform(bw, update_data)) {  in PutSegmentHeader()
202       VP8PutBitUniform(bw, 1);   // (segment_feature_mode = 1. Paragraph 9.3.)  in PutSegmentHeader()
204         VP8PutSignedValue(bw, enc->dqm_[s].quant_, 7);  in PutSegmentHeader()
207         VP8PutSignedValue(bw, enc->dqm_[s].fstrength_, 6);  in PutSegmentHeader()
212         if (VP8PutBitUniform(bw, (proba->segments_[s] != 255u))) {  in PutSegmentHeader()
213           VP8PutValue(bw, proba->segments_[s], 8);  in PutSegmentHeader()
221 static void PutFilterHeader(VP8BitWriter* const bw,  in PutFilterHeader()  argument
224   VP8PutBitUniform(bw, hdr->simple_);  in PutFilterHeader()
225   VP8PutValue(bw, hdr->level_, 6);  in PutFilterHeader()
226   VP8PutValue(bw, hdr->sharpness_, 3);  in PutFilterHeader()
227   if (VP8PutBitUniform(bw, use_lf_delta)) {  in PutFilterHeader()
230     if (VP8PutBitUniform(bw, need_update)) {  in PutFilterHeader()
232       VP8PutValue(bw, 0, 4);  in PutFilterHeader()
234       VP8PutSignedValue(bw, hdr->i4x4_lf_delta_, 6);  in PutFilterHeader()
235       VP8PutValue(bw, 0, 3);    // all others unused  in PutFilterHeader()
241 static void PutQuant(VP8BitWriter* const bw,  in PutQuant()  argument
243   VP8PutValue(bw, enc->base_quant_, 7);  in PutQuant()
244   VP8PutSignedValue(bw, enc->dq_y1_dc_, 4);  in PutQuant()
245   VP8PutSignedValue(bw, enc->dq_y2_dc_, 4);  in PutQuant()
246   VP8PutSignedValue(bw, enc->dq_y2_ac_, 4);  in PutQuant()
247   VP8PutSignedValue(bw, enc->dq_uv_dc_, 4);  in PutQuant()
248   VP8PutSignedValue(bw, enc->dq_uv_ac_, 4);  in PutQuant()
276   VP8BitWriter* const bw = &enc->bw_;  in WriteExtensions()  local
292   if (!VP8BitWriterAppend(bw, buffer, KTRAILER_SIZE)) {  in WriteExtensions()
303   VP8BitWriter* const bw = &enc->bw_;  in GeneratePartition0()  local
310   pos1 = VP8BitWriterPos(bw);  in GeneratePartition0()
311   VP8BitWriterInit(bw, mb_size * 7 / 8);        // ~7 bits per macroblock  in GeneratePartition0()
313   VP8PutBitUniform(bw, need_extensions);   // extensions  in GeneratePartition0()
315   VP8PutBitUniform(bw, 0);   // colorspace  in GeneratePartition0()
317   VP8PutBitUniform(bw, 0);   // clamp type  in GeneratePartition0()
319   PutSegmentHeader(bw, enc);  in GeneratePartition0()
320   PutFilterHeader(bw, &enc->filter_hdr_);  in GeneratePartition0()
321   VP8PutValue(bw, enc->num_parts_ == 8 ? 3 :  in GeneratePartition0()
324   PutQuant(bw, enc);  in GeneratePartition0()
325   VP8PutBitUniform(bw, 0);   // no proba update  in GeneratePartition0()
326   VP8WriteProbas(bw, &enc->proba_);  in GeneratePartition0()
327   pos2 = VP8BitWriterPos(bw);  in GeneratePartition0()
329   VP8BitWriterFinish(bw);  in GeneratePartition0()
337   pos3 = VP8BitWriterPos(bw);  in GeneratePartition0()
345   return !bw->error_;  in GeneratePartition0()
358   VP8BitWriter* const bw = &enc->bw_;  in VP8EncWrite()  local
371              VP8BitWriterSize(bw) +  in VP8EncWrite()
397     const uint8_t* const part0 = VP8BitWriterBuf(bw);  in VP8EncWrite()
398     const size_t size0 = VP8BitWriterSize(bw);  in VP8EncWrite()
402     VP8BitWriterWipeOut(bw);    // will free the internal buffer.  in VP8EncWrite()