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author | Tom Sepez <tsepez@chromium.org> | 2015-10-29 09:39:40 -0700 |
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committer | Tom Sepez <tsepez@chromium.org> | 2015-10-29 09:39:40 -0700 |
commit | 58a9ba4f2c0cb4122e6a278079f7c2ba7363ad51 (patch) | |
tree | bdd450fb9b9de6e37bb83e230817dc49e980b74c /core/src/fxcodec | |
parent | d3fca8027a571369661fa1f2db4385befedd6518 (diff) | |
download | pdfium-58a9ba4f2c0cb4122e6a278079f7c2ba7363ad51.tar.xz |
XFA: Remove unused _JpegLoadIccProfile()
In turn, remove now unused _JpegIsIccMarker().
R=thestig@chromium.org
Review URL: https://codereview.chromium.org/1418653008 .
Diffstat (limited to 'core/src/fxcodec')
-rw-r--r-- | core/src/fxcodec/codec/fx_codec_jpeg.cpp | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/core/src/fxcodec/codec/fx_codec_jpeg.cpp b/core/src/fxcodec/codec/fx_codec_jpeg.cpp index 4c002772e7..2ef7d35b2b 100644 --- a/core/src/fxcodec/codec/fx_codec_jpeg.cpp +++ b/core/src/fxcodec/codec/fx_codec_jpeg.cpp @@ -73,70 +73,6 @@ static void _error_do_nothing2(j_common_ptr cinfo, char*) {} #define JPEG_MARKER_AUTHORTIME (JPEG_APP0 + 3) #define JPEG_MARKER_MAXSIZE 0xFFFF #define JPEG_OVERHEAD_LEN 14 -static FX_BOOL _JpegIsIccMarker(jpeg_saved_marker_ptr marker) { - if (marker->marker == JPEG_MARKER_ICC && - marker->data_length >= JPEG_OVERHEAD_LEN && - (FXSYS_memcmp(marker->data, - "\x49\x43\x43\x5f\x50\x52\x4f\x46\x49\x4c\x45\x00", - 12) == 0)) { - return TRUE; - } - return FALSE; -} -static FX_BOOL _JpegLoadIccProfile(j_decompress_ptr cinfo, - uint8_t** icc_buf_ptr, - FX_DWORD* icc_length) { - if (icc_buf_ptr == NULL || icc_length == NULL) { - return FALSE; - } - *icc_buf_ptr = NULL; - *icc_length = 0; - uint8_t* icc_data_ptr = NULL; - FX_DWORD icc_data_len = 0; - uint8_t count_icc_marker = 0; - uint8_t num_icc_marker = 0; - jpeg_saved_marker_ptr marker_list[256] = {NULL}; - for (jpeg_saved_marker_ptr cur_marker = cinfo->marker_list; - cur_marker != NULL; cur_marker = cur_marker->next) { - if (_JpegIsIccMarker(cur_marker)) { - if (count_icc_marker == 0) { - num_icc_marker = cur_marker->data[13]; - } else if (num_icc_marker != cur_marker->data[13]) { - return FALSE; - } - int sn = cur_marker->data[12] - 1; - if (sn < 0 || sn >= num_icc_marker) { - return FALSE; - } - if (marker_list[sn] == NULL) { - marker_list[sn] = cur_marker; - } else { - return FALSE; - } - count_icc_marker++; - icc_data_len += (cur_marker->data_length - JPEG_OVERHEAD_LEN); - } - } - if (count_icc_marker != num_icc_marker) { - return FALSE; - } - if (num_icc_marker == 0) { - return TRUE; - } - icc_data_ptr = FX_Alloc(uint8_t, icc_data_len); - if (icc_buf_ptr == NULL) { - return FALSE; - } - *icc_buf_ptr = icc_data_ptr; - *icc_length = icc_data_len; - for (int idx = 0; idx < num_icc_marker; idx++) { - icc_data_len = marker_list[idx]->data_length - JPEG_OVERHEAD_LEN; - FXSYS_memcpy(icc_data_ptr, marker_list[idx]->data + JPEG_OVERHEAD_LEN, - icc_data_len); - icc_data_ptr += icc_data_len; - } - return TRUE; -} static FX_BOOL _JpegEmbedIccProfile(j_compress_ptr cinfo, const uint8_t* icc_buf_ptr, FX_DWORD icc_length) { |