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[master] Added const_png_structp and const_png_infop types, and used them in

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prototypes for most png_get_*() functions.
In the manual, describe the png_get_IHDR() arguments in the correct order.
This commit is contained in:
Glenn Randers-Pehrson
2011-01-21 11:09:07 -06:00
parent 23c2ea38a6
commit 379d0160ea
14 changed files with 300 additions and 277 deletions
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146
libpng.3
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@@ -1,4 +1,4 @@
.TH LIBPNG 3 "January 15, 2011"
.TH LIBPNG 3 "January 21, 2011"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.4.6beta04
.SH SYNOPSIS
@@ -92,75 +92,75 @@ libpng \- Portable Network Graphics (PNG) Reference Library 1.4.6beta04
\fI\fB
\fBpng_byte png_get_bit_depth (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_byte png_get_bit_depth (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_bKGD (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_color_16p \fI*background\fP\fB);\fP
\fBpng_uint_32 png_get_bKGD (const_png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_color_16p \fI*background\fP\fB);\fP
\fI\fB
\fBpng_byte png_get_channels (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_byte png_get_channels (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_cHRM (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, double \fP\fI*white_x\fP\fB, double \fP\fI*white_y\fP\fB, double \fP\fI*red_x\fP\fB, double \fP\fI*red_y\fP\fB, double \fP\fI*green_x\fP\fB, double \fP\fI*green_y\fP\fB, double \fP\fI*blue_x\fP\fB, double \fI*blue_y\fP\fB);\fP
\fBpng_uint_32 png_get_cHRM (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, double \fP\fI*white_x\fP\fB, double \fP\fI*white_y\fP\fB, double \fP\fI*red_x\fP\fB, double \fP\fI*red_y\fP\fB, double \fP\fI*green_x\fP\fB, double \fP\fI*green_y\fP\fB, double \fP\fI*blue_x\fP\fB, double \fI*blue_y\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_cHRM_fixed (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fP\fI*white_x\fP\fB, png_uint_32 \fP\fI*white_y\fP\fB, png_uint_32 \fP\fI*red_x\fP\fB, png_uint_32 \fP\fI*red_y\fP\fB, png_uint_32 \fP\fI*green_x\fP\fB, png_uint_32 \fP\fI*green_y\fP\fB, png_uint_32 \fP\fI*blue_x\fP\fB, png_uint_32 \fI*blue_y\fP\fB);\fP
\fBpng_uint_32 png_get_cHRM_fixed (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fP\fI*white_x\fP\fB, png_uint_32 \fP\fI*white_y\fP\fB, png_uint_32 \fP\fI*red_x\fP\fB, png_uint_32 \fP\fI*red_y\fP\fB, png_uint_32 \fP\fI*green_x\fP\fB, png_uint_32 \fP\fI*green_y\fP\fB, png_uint_32 \fP\fI*blue_x\fP\fB, png_uint_32 \fI*blue_y\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_chunk_cache_max (png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_uint_32 png_get_chunk_cache_max (const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_byte png_get_color_type (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_byte png_get_color_type (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_compression_buffer_size (png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_uint_32 png_get_compression_buffer_size (const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_byte png_get_compression_type (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_byte png_get_compression_type (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_byte png_get_copyright (png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_byte png_get_copyright (const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_voidp png_get_error_ptr (png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_voidp png_get_error_ptr (const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_byte png_get_filter_type (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_byte png_get_filter_type (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_gAMA (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, double \fI*file_gamma\fP\fB);\fP
\fBpng_uint_32 png_get_gAMA (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, double \fI*file_gamma\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_gAMA_fixed (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fI*int_file_gamma\fP\fB);\fP
\fBpng_uint_32 png_get_gAMA_fixed (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fI*int_file_gamma\fP\fB);\fP
\fI\fB
\fBpng_byte png_get_header_ver (png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_byte png_get_header_ver (const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_byte png_get_header_version (png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_byte png_get_header_version (const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_hIST (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_16p \fI*hist\fP\fB);\fP
\fBpng_uint_32 png_get_hIST (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, png_uint_16p \fI*hist\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_iCCP (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_charpp \fP\fIname\fP\fB, int \fP\fI*compression_type\fP\fB, png_charpp \fP\fIprofile\fP\fB, png_uint_32 \fI*proflen\fP\fB);\fP
\fBpng_uint_32 png_get_iCCP (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, png_charpp \fP\fIname\fP\fB, int \fP\fI*compression_type\fP\fB, png_charpp \fP\fIprofile\fP\fB, png_uint_32 \fI*proflen\fP\fB);\fP
\fI\fB
@@ -168,11 +168,11 @@ libpng \- Portable Network Graphics (PNG) Reference Library 1.4.6beta04
\fI\fB
\fBpng_uint_32 png_get_image_height (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_uint_32 png_get_image_height (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_image_width (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_uint_32 png_get_image_width (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
@@ -180,89 +180,93 @@ libpng \- Portable Network Graphics (PNG) Reference Library 1.4.6beta04
\fI\fB
\fBpng_byte png_get_interlace_type (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_byte png_get_interlace_type (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_voidp png_get_io_ptr (png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_voidp png_get_io_chunk_name (png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_byte png_get_libpng_ver (png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_voidp png_get_io_ptr (const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_alloc_size_t png_get_chunk_malloc_max (png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_byte png_get_libpng_ver (const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_voidp png_get_mem_ptr(png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_alloc_size_t png_get_chunk_malloc_max (const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_oFFs (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fP\fI*offset_x\fP\fB, png_uint_32 \fP\fI*offset_y\fP\fB, int \fI*unit_type\fP\fB);\fP
\fBpng_voidp png_get_mem_ptr(const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_pCAL (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_charp \fP\fI*purpose\fP\fB, png_int_32 \fP\fI*X0\fP\fB, png_int_32 \fP\fI*X1\fP\fB, int \fP\fI*type\fP\fB, int \fP\fI*nparams\fP\fB, png_charp \fP\fI*units\fP\fB, png_charpp \fI*params\fP\fB);\fP
\fBpng_uint_32 png_get_oFFs (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fP\fI*offset_x\fP\fB, png_uint_32 \fP\fI*offset_y\fP\fB, int \fI*unit_type\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_pHYs (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fP\fI*res_x\fP\fB, png_uint_32 \fP\fI*res_y\fP\fB, int \fI*unit_type\fP\fB);\fP
\fBpng_uint_32 png_get_pCAL (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, png_charp \fP\fI*purpose\fP\fB, png_int_32 \fP\fI*X0\fP\fB, png_int_32 \fP\fI*X1\fP\fB, int \fP\fI*type\fP\fB, int \fP\fI*nparams\fP\fB, png_charp \fP\fI*units\fP\fB, png_charpp \fI*params\fP\fB);\fP
\fI\fB
\fBfloat png_get_pixel_aspect_ratio (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_uint_32 png_get_pHYs (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fP\fI*res_x\fP\fB, png_uint_32 \fP\fI*res_y\fP\fB, int \fI*unit_type\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_pixels_per_meter (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBfloat png_get_pixel_aspect_ratio (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_voidp png_get_progressive_ptr (png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_uint_32 png_get_pixels_per_meter (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_PLTE (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_colorp \fP\fI*palette\fP\fB, int \fI*num_palette\fP\fB);\fP
\fBpng_voidp png_get_progressive_ptr (const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_byte png_get_rgb_to_gray_status (png_structp \fIpng_ptr)
\fBpng_uint_32 png_get_rowbytes (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_uint_32 png_get_PLTE (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, png_colorp \fP\fI*palette\fP\fB, int \fI*num_palette\fP\fB);\fP
\fI\fB
\fBpng_bytepp png_get_rows (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_byte png_get_rgb_to_gray_status (const_png_structp \fIpng_ptr)
\fBpng_uint_32 png_get_rowbytes (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_sBIT (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_color_8p \fI*sig_bit\fP\fB);\fP
\fBpng_bytepp png_get_rows (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_bytep png_get_signature (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_uint_32 png_get_sBIT (const_png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_color_8p \fI*sig_bit\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_sPLT (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_spalette_p \fI*splt_ptr\fP\fB);\fP
\fBpng_bytep png_get_signature (const_png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_sRGB (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, int \fI*intent\fP\fB);\fP
\fBpng_uint_32 png_get_sPLT (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, png_spalette_p \fI*splt_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_text (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_textp \fP\fI*text_ptr\fP\fB, int \fI*num_text\fP\fB);\fP
\fBpng_uint_32 png_get_sRGB (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, int \fI*intent\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_tIME (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_timep \fI*mod_time\fP\fB);\fP
\fBpng_uint_32 png_get_text (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, png_textp \fP\fI*text_ptr\fP\fB, int \fI*num_text\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_tRNS (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_bytep \fP\fI*trans_alpha\fP\fB, int \fP\fI*num_trans\fP\fB, png_color_16p \fI*trans_color\fP\fB);\fP
\fBpng_uint_32 png_get_tIME (const_png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_timep \fI*mod_time\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_tRNS (const_png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_bytep \fP\fI*trans_alpha\fP\fB, int \fP\fI*num_trans\fP\fB, png_color_16p \fI*trans_color\fP\fB);\fP
\fI\fB
@@ -272,7 +276,7 @@ libpng \- Portable Network Graphics (PNG) Reference Library 1.4.6beta04
\fI\fB
\fBpng_uint_32 png_get_uint_31 (png_bytep \fIbuf\fP\fB);\fP
\fBpng_uint_32 png_get_uint_31 (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fIbuf)
\fI\fB
@@ -282,51 +286,51 @@ libpng \- Portable Network Graphics (PNG) Reference Library 1.4.6beta04
\fI\fB
\fBpng_uint_32 png_get_unknown_chunks (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_unknown_chunkpp \fIunknowns\fP\fB);\fP
\fBpng_uint_32 png_get_unknown_chunks (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, png_unknown_chunkpp \fIunknowns\fP\fB);\fP
\fI\fB
\fBpng_voidp png_get_user_chunk_ptr (png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_voidp png_get_user_chunk_ptr (const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_user_height_max( png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_uint_32 png_get_user_height_max(const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_voidp png_get_user_transform_ptr (png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_voidp png_get_user_transform_ptr (const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_user_width_max (png_structp \fIpng_ptr\fP\fB);\fP
\fBpng_uint_32 png_get_user_width_max (const_png_structp \fIpng_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_valid (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIflag\fP\fB);\fP
\fBpng_uint_32 png_get_valid (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIflag\fP\fB);\fP
\fI\fB
\fBpng_int_32 png_get_x_offset_microns (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_int_32 png_get_x_offset_microns (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_int_32 png_get_x_offset_pixels (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_int_32 png_get_x_offset_pixels (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_x_pixels_per_meter (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_uint_32 png_get_x_pixels_per_meter (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_int_32 png_get_y_offset_microns (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_int_32 png_get_y_offset_microns (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_int_32 png_get_y_offset_pixels (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_int_32 png_get_y_offset_pixels (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
\fBpng_uint_32 png_get_y_pixels_per_meter (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP
\fBpng_uint_32 png_get_y_pixels_per_meter (const_png_structp \fP\fIpng_ptr\fP\fB, const_png_infop \fIinfo_ptr\fP\fB);\fP
\fI\fB
@@ -785,7 +789,7 @@ Following is a copy of the libpng.txt file that accompanies libpng.
.SH LIBPNG.TXT
libpng.txt - A description on how to use and modify libpng
libpng version 1.4.6beta04 - January 15, 2011
libpng version 1.4.6beta04 - January 21, 2011
Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net>
Copyright (c) 1998-2010 Glenn Randers-Pehrson
@@ -796,7 +800,7 @@ libpng.txt - A description on how to use and modify libpng
Based on:
libpng versions 0.97, January 1998, through 1.4.6beta04 - January 15, 2011
libpng versions 0.97, January 1998, through 1.4.6beta04 - January 21, 2011
Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2010 Glenn Randers-Pehrson
@@ -1361,15 +1365,17 @@ in until png_read_end() has read the chunk data following the image.
PNG_COLOR_MASK_COLOR
PNG_COLOR_MASK_ALPHA
interlace_type - (PNG_INTERLACE_NONE or
PNG_INTERLACE_ADAM7)
compression_type - (must be PNG_COMPRESSION_TYPE_BASE
for PNG 1.0)
filter_method - (must be PNG_FILTER_TYPE_BASE
for PNG 1.0, and can also be
PNG_INTRAPIXEL_DIFFERENCING if
the PNG datastream is embedded in
a MNG-1.0 datastream)
compression_type - (must be PNG_COMPRESSION_TYPE_BASE
for PNG 1.0)
interlace_type - (PNG_INTERLACE_NONE or
PNG_INTERLACE_ADAM7)
Any or all of interlace_type, compression_type, or
filter_method can be NULL if you are
@@ -1390,11 +1396,11 @@ in until png_read_end() has read the chunk data following the image.
info_ptr);
color_type = png_get_color_type(png_ptr,
info_ptr);
filter_method = png_get_filter_type(png_ptr,
interlace_type = png_get_interlace_type(png_ptr,
info_ptr);
compression_type = png_get_compression_type(png_ptr,
info_ptr);
interlace_type = png_get_interlace_type(png_ptr,
filter_method = png_get_filter_type(png_ptr,
info_ptr);
channels = png_get_channels(png_ptr, info_ptr);
@@ -4088,7 +4094,7 @@ Other rules can be inferred by inspecting the libpng source.
.SH XIII. Y2K Compliance in libpng
January 15, 2011
January 21, 2011
Since the PNG Development group is an ad-hoc body, we can't make
an official declaration.
@@ -4286,7 +4292,7 @@ the first widely used release:
1.4.5beta05-07 14 10405 14.so.14.5[.0]
1.4.5rc02-03 14 10405 14.so.14.5[.0]
1.4.5 14 10405 14.so.14.5[.0]
1.4.6beta01-03 14 10406 14.so.14.6[.0]
1.4.6beta01-04 14 10406 14.so.14.6[.0]
1.4.6rc01 14 10406 14.so.14.6[.0]
Henceforth the source version will match the shared-library minor
@@ -4343,7 +4349,7 @@ possible without all of you.
Thanks to Frank J. T. Wojcik for helping with the documentation.
Libpng version 1.4.6beta04 - January 15, 2011:
Libpng version 1.4.6beta04 - January 21, 2011:
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
@@ -4366,7 +4372,7 @@ this sentence.
This code is released under the libpng license.
libpng versions 1.2.6, August 15, 2004, through 1.4.6beta04, January 15, 2011, are
libpng versions 1.2.6, August 15, 2004, through 1.4.6beta04, January 21, 2011, are
Copyright (c) 2004,2006-2007 Glenn Randers-Pehrson, and are
distributed according to the same disclaimer and license as libpng-1.2.5
with the following individual added to the list of Contributing Authors
@@ -4465,7 +4471,7 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson
glennrp at users.sourceforge.net
January 15, 2011
January 21, 2011
.\" end of man page