Lines Matching refs:zstream
238 ret = deflateEnd(&png_ptr->zstream);
248 ret = deflateInit2(&png_ptr->zstream,
257 ret = deflateInit2(&png_ptr->zstream, png_ptr->zlib_level,
302 /* Here on success, claim the zstream: */
307 png_error(png_ptr, "zstream already in use (internal error)");
318 int ret = deflateReset(&png_ptr->zstream);
349 if (png_ptr->zstream.msg)
350 err = png_ptr->zstream.msg;
362 png_warning(png_ptr, "zstream not in use (internal error)");
429 png_ptr->zstream.avail_in = (uInt)text_len;
432 png_ptr->zstream.next_in = (Bytef *)text;
433 png_ptr->zstream.avail_out = png_ptr->zbuf_size;
434 png_ptr->zstream.next_out = png_ptr->zbuf;
440 ret = deflate(&png_ptr->zstream, Z_NO_FLUSH);
445 if (png_ptr->zstream.msg != NULL)
446 png_error(png_ptr, png_ptr->zstream.msg);
453 if (!(png_ptr->zstream.avail_out))
494 png_ptr->zstream.avail_out = (uInt)png_ptr->zbuf_size;
495 png_ptr->zstream.next_out = png_ptr->zbuf;
498 } while (png_ptr->zstream.avail_in);
504 ret = deflate(&png_ptr->zstream, Z_FINISH);
509 if (!(png_ptr->zstream.avail_out))
552 png_ptr->zstream.avail_out = (uInt)png_ptr->zbuf_size;
553 png_ptr->zstream.next_out = png_ptr->zbuf;
559 if (png_ptr->zstream.msg != NULL)
560 png_error(png_ptr, png_ptr->zstream.msg);
570 if (png_ptr->zstream.avail_out < png_ptr->zbuf_size)
571 text_len += png_ptr->zbuf_size - (png_size_t)png_ptr->zstream.avail_out;
665 if (png_ptr->zstream.avail_out < (png_uint_32)png_ptr->zbuf_size)
667 (png_size_t)(png_ptr->zbuf_size - png_ptr->zstream.avail_out));
829 png_ptr->zstream.zalloc = png_zalloc;
830 png_ptr->zstream.zfree = png_zfree;
831 png_ptr->zstream.opaque = (voidpf)png_ptr;
1052 png_ptr->zstream.next_out = png_ptr->zbuf;
1053 png_ptr->zstream.avail_out = (uInt)png_ptr->zbuf_size;
2133 png_ptr->zstream.avail_out = (uInt)png_ptr->zbuf_size;
2134 png_ptr->zstream.next_out = png_ptr->zbuf;
2223 ret = deflate(&png_ptr->zstream, Z_FINISH);
2229 if (!(png_ptr->zstream.avail_out))
2232 png_ptr->zstream.next_out = png_ptr->zbuf;
2233 png_ptr->zstream.avail_out = (uInt)png_ptr->zbuf_size;
2239 if (png_ptr->zstream.msg != NULL)
2240 png_error(png_ptr, png_ptr->zstream.msg);
2248 if (png_ptr->zstream.avail_out < png_ptr->zbuf_size)
2251 png_ptr->zstream.avail_out);
2255 png_ptr->zstream.data_type = Z_BINARY;
3130 png_ptr->zstream.next_in = filtered_row;
3131 png_ptr->zstream.avail_in = 0;
3146 if (png_ptr->zstream.avail_in == 0)
3150 png_ptr->zstream.avail_in = ZLIB_IO_MAX;
3157 png_ptr->zstream.avail_in = (uInt)avail;
3163 ret = deflate(&png_ptr->zstream, Z_NO_FLUSH);
3168 if (png_ptr->zstream.msg != NULL)
3169 png_error(png_ptr, png_ptr->zstream.msg);
3176 if (!(png_ptr->zstream.avail_out))
3182 } while (avail > 0 || png_ptr->zstream.avail_in > 0);