Lines Matching refs:zstream

304       /* So the message that results is "<chunk> using zstream"; this is an
308       (void)png_safecat(msg, (sizeof msg), 10, " using zstream");
316             png_ptr->zstream.msg = PNGZ_MSG_CAST("in use by IDAT");
395          if (deflateEnd(&png_ptr->zstream) != Z_OK)
404       png_ptr->zstream.next_in = NULL;
405       png_ptr->zstream.avail_in = 0;
406       png_ptr->zstream.next_out = NULL;
407       png_ptr->zstream.avail_out = 0;
413          ret = deflateReset(&png_ptr->zstream);
417          ret = deflateInit2(&png_ptr->zstream, level, method, windowBits,
520       png_ptr->zstream.next_in = PNGZ_INPUT_CAST(comp->input);
521       png_ptr->zstream.avail_in = 0; /* Set below */
522       png_ptr->zstream.next_out = comp->output;
523       png_ptr->zstream.avail_out = (sizeof comp->output);
525       output_len = png_ptr->zstream.avail_out;
536          png_ptr->zstream.avail_in = avail_in;
538          if (png_ptr->zstream.avail_out == 0)
571             png_ptr->zstream.next_out = next->output;
572             png_ptr->zstream.avail_out = png_ptr->zbuffer_size;
573             output_len += png_ptr->zstream.avail_out;
580          ret = deflate(&png_ptr->zstream,
586          input_len += png_ptr->zstream.avail_in;
587          png_ptr->zstream.avail_in = 0; /* safety */
594       output_len -= png_ptr->zstream.avail_out;
595       png_ptr->zstream.avail_out = 0; /* safety */
604          png_ptr->zstream.msg = PNGZ_MSG_CAST("compressed data too long");
926  * The routine manages the acquire and release of the png_ptr->zstream by
951       /* It is a terminal error if we can't claim the zstream. */
953          png_error(png_ptr, png_ptr->zstream.msg);
955       /* The output state is maintained in png_ptr->zstream, so it must be
958       png_ptr->zstream.next_out = png_ptr->zbuffer_list->output;
959       png_ptr->zstream.avail_out = png_ptr->zbuffer_size;
966    png_ptr->zstream.next_in = PNGZ_INPUT_CAST(input);
967    png_ptr->zstream.avail_in = 0; /* set below */
978       png_ptr->zstream.avail_in = avail;
981       ret = deflate(&png_ptr->zstream, input_len > 0 ? Z_NO_FLUSH : flush);
984       input_len += png_ptr->zstream.avail_in;
985       png_ptr->zstream.avail_in = 0;
988        * that these two zstream fields are preserved across the calls, therefore
991       if (png_ptr->zstream.avail_out == 0)
1009          png_ptr->zstream.next_out = data;
1010          png_ptr->zstream.avail_out = size;
1044          uInt size = png_ptr->zbuffer_size - png_ptr->zstream.avail_out;
1054          png_ptr->zstream.avail_out = 0;
1055          png_ptr->zstream.next_out = NULL;
1066          png_error(png_ptr, png_ptr->zstream.msg);
1164       png_error(png_ptr, png_ptr->zstream.msg);
1605       png_error(png_ptr, png_ptr->zstream.msg);
1691          png_error(png_ptr, png_ptr->zstream.msg);