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Searched refs:png_ptr (Results 1 – 25 of 55) sorted by relevance

123

/external/libpng/
Dpngpread.c31 png_process_data(png_structp png_ptr, png_infop info_ptr, in png_process_data() argument
34 if (png_ptr == NULL || info_ptr == NULL) in png_process_data()
37 png_push_restore_buffer(png_ptr, buffer, buffer_size); in png_process_data()
39 while (png_ptr->buffer_size) in png_process_data()
41 png_process_some_data(png_ptr, info_ptr); in png_process_data()
49 png_process_some_data(png_structp png_ptr, png_infop info_ptr) in png_process_some_data() argument
51 if (png_ptr == NULL) in png_process_some_data()
54 switch (png_ptr->process_mode) in png_process_some_data()
58 png_push_read_sig(png_ptr, info_ptr); in png_process_some_data()
64 png_push_read_chunk(png_ptr, info_ptr); in png_process_some_data()
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Dpngread.c47 png_structp png_ptr; in png_create_read_struct_2() local
60 png_ptr = (png_structp)png_create_struct_2(PNG_STRUCT_PNG, in png_create_read_struct_2()
63 png_ptr = (png_structp)png_create_struct(PNG_STRUCT_PNG); in png_create_read_struct_2()
65 if (png_ptr == NULL) in png_create_read_struct_2()
70 png_ptr->user_width_max = PNG_USER_WIDTH_MAX; in png_create_read_struct_2()
71 png_ptr->user_height_max = PNG_USER_HEIGHT_MAX; in png_create_read_struct_2()
74 png_ptr->user_chunk_cache_max = PNG_USER_CHUNK_CACHE_MAX; in png_create_read_struct_2()
78 png_ptr->user_chunk_malloc_max = PNG_USER_CHUNK_MALLOC_MAX; in png_create_read_struct_2()
86 if (setjmp(png_ptr->jmpbuf)) in png_create_read_struct_2()
89 png_free(png_ptr, png_ptr->zbuf); in png_create_read_struct_2()
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Dpngrutil.c29 __inline double png_strtod(png_structp png_ptr, PNG_CONST char *nptr, in png_strtod() argument
37 str = (wchar_t *)png_malloc(png_ptr, len * png_sizeof(wchar_t)); in png_strtod()
44 png_free(png_ptr, str); in png_strtod()
54 png_get_uint_31(png_structp png_ptr, png_bytep buf) in png_get_uint_31() argument
66 png_error(png_ptr, "PNG unsigned integer out of range."); in png_get_uint_31()
112 png_read_chunk_header(png_structp png_ptr) in png_read_chunk_header() argument
118 png_read_data(png_ptr, buf, 8); in png_read_chunk_header()
119 length = png_get_uint_31(png_ptr, buf); in png_read_chunk_header()
122 png_memcpy(png_ptr->chunk_name, buf + 4, 4); in png_read_chunk_header()
125 png_ptr->chunk_name, length); in png_read_chunk_header()
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Dpngwrite.c30 png_write_info_before_PLTE(png_structp png_ptr, png_infop info_ptr) in png_write_info_before_PLTE() argument
34 if (png_ptr == NULL || info_ptr == NULL) in png_write_info_before_PLTE()
36 if (!(png_ptr->mode & PNG_WROTE_INFO_BEFORE_PLTE)) in png_write_info_before_PLTE()
39 png_write_sig(png_ptr); in png_write_info_before_PLTE()
41 if ((png_ptr->mode&PNG_HAVE_PNG_SIGNATURE) && \ in png_write_info_before_PLTE()
42 (png_ptr->mng_features_permitted)) in png_write_info_before_PLTE()
44 png_warning(png_ptr, "MNG features are not allowed in a PNG datastream"); in png_write_info_before_PLTE()
45 png_ptr->mng_features_permitted = 0; in png_write_info_before_PLTE()
49 png_write_IHDR(png_ptr, info_ptr->width, info_ptr->height, in png_write_info_before_PLTE()
64 png_write_gAMA(png_ptr, info_ptr->gamma); in png_write_info_before_PLTE()
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Dpngwutil.c63 png_write_sig(png_structp png_ptr) in png_write_sig() argument
68 png_write_data(png_ptr, &png_signature[png_ptr->sig_bytes], in png_write_sig()
69 (png_size_t)(8 - png_ptr->sig_bytes)); in png_write_sig()
70 if (png_ptr->sig_bytes < 3) in png_write_sig()
71 png_ptr->mode |= PNG_HAVE_PNG_SIGNATURE; in png_write_sig()
84 png_write_chunk(png_structp png_ptr, png_bytep chunk_name, in png_write_chunk() argument
87 if (png_ptr == NULL) in png_write_chunk()
89 png_write_chunk_start(png_ptr, chunk_name, (png_uint_32)length); in png_write_chunk()
90 png_write_chunk_data(png_ptr, data, (png_size_t)length); in png_write_chunk()
91 png_write_chunk_end(png_ptr); in png_write_chunk()
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Dpngmem.c57 png_structp png_ptr = &dummy_struct; in png_create_struct_2() local
58 png_ptr->mem_ptr=mem_ptr; in png_create_struct_2()
59 struct_ptr = (*(malloc_fn))(png_ptr, (png_uint_32)size); in png_create_struct_2()
89 png_structp png_ptr = &dummy_struct; in png_destroy_struct_2() local
90 png_ptr->mem_ptr=mem_ptr; in png_destroy_struct_2()
91 (*(free_fn))(png_ptr, struct_ptr); in png_destroy_struct_2()
119 png_calloc(png_structp png_ptr, png_uint_32 size) in png_calloc() argument
123 ret = (png_malloc(png_ptr, size)); in png_calloc()
130 png_malloc(png_structp png_ptr, png_uint_32 size) in png_malloc() argument
134 if (png_ptr == NULL || size == 0) in png_malloc()
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Dexample.c34 # define png_jmpbuf(png_ptr) ((png_ptr)->jmpbuf)
85 png_structp png_ptr;
98 png_structp png_ptr;
110 png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING,
113 if (png_ptr == NULL)
120 info_ptr = png_create_info_struct(png_ptr);
124 png_destroy_read_struct(&png_ptr, png_infopp_NULL, png_infopp_NULL);
133 if (setjmp(png_jmpbuf(png_ptr)))
136 png_destroy_read_struct(&png_ptr, &info_ptr, png_infopp_NULL);
145 png_init_io(png_ptr, fp);
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Dpngerror.c25 png_default_error PNGARG((png_structp png_ptr,
29 png_default_warning PNGARG((png_structp png_ptr,
40 png_error(png_structp png_ptr, png_const_charp error_message) in png_error() argument
44 if (png_ptr != NULL) in png_error()
46 if (png_ptr->flags& in png_error()
56 if (png_ptr->flags&PNG_FLAG_STRIP_ERROR_TEXT) in png_error()
69 if (png_ptr->flags&PNG_FLAG_STRIP_ERROR_TEXT) in png_error()
79 if (png_ptr != NULL && png_ptr->error_fn != NULL) in png_error()
80 (*(png_ptr->error_fn))(png_ptr, error_message); in png_error()
84 png_default_error(png_ptr, error_message); in png_error()
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Dpngrtran.c26 png_set_crc_action(png_structp png_ptr, int crit_action, int ancil_action) in png_set_crc_action() argument
30 if (png_ptr == NULL) in png_set_crc_action()
40 png_ptr->flags &= ~PNG_FLAG_CRC_CRITICAL_MASK; in png_set_crc_action()
41 png_ptr->flags |= PNG_FLAG_CRC_CRITICAL_USE; in png_set_crc_action()
45 png_ptr->flags &= ~PNG_FLAG_CRC_CRITICAL_MASK; in png_set_crc_action()
46 png_ptr->flags |= PNG_FLAG_CRC_CRITICAL_USE | in png_set_crc_action()
51 png_warning(png_ptr, in png_set_crc_action()
57 png_ptr->flags &= ~PNG_FLAG_CRC_CRITICAL_MASK; in png_set_crc_action()
68 png_ptr->flags &= ~PNG_FLAG_CRC_ANCILLARY_MASK; in png_set_crc_action()
69 png_ptr->flags |= PNG_FLAG_CRC_ANCILLARY_USE; in png_set_crc_action()
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Dpng.c99 png_set_sig_bytes(png_structp png_ptr, int num_bytes) in png_set_sig_bytes() argument
103 if (png_ptr == NULL) in png_set_sig_bytes()
107 png_error(png_ptr, "Too many bytes for PNG signature."); in png_set_sig_bytes()
109 png_ptr->sig_bytes = (png_byte)(num_bytes < 0 ? 0 : num_bytes); in png_set_sig_bytes()
158 png_zalloc(voidpf png_ptr, uInt items, uInt size) in png_zalloc() argument
161 png_structp p=(png_structp)png_ptr; in png_zalloc()
165 if (png_ptr == NULL) in png_zalloc()
175 ptr = (png_voidp)png_malloc((png_structp)png_ptr, num_bytes); in png_zalloc()
202 png_zfree(voidpf png_ptr, voidpf ptr) in png_zfree() argument
204 png_free((png_structp)png_ptr, (png_voidp)ptr); in png_zfree()
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Dpngset.c26 png_set_bKGD(png_structp png_ptr, png_infop info_ptr, png_color_16p background) in png_set_bKGD() argument
30 if (png_ptr == NULL || info_ptr == NULL) in png_set_bKGD()
41 png_set_cHRM(png_structp png_ptr, png_infop info_ptr, in png_set_cHRM() argument
47 if (png_ptr == NULL || info_ptr == NULL) in png_set_cHRM()
74 png_set_cHRM_fixed(png_structp png_ptr, png_infop info_ptr, in png_set_cHRM_fixed() argument
81 if (png_ptr == NULL || info_ptr == NULL) in png_set_cHRM_fixed()
85 if (png_check_cHRM_fixed(png_ptr, in png_set_cHRM_fixed()
116 png_set_gAMA(png_structp png_ptr, png_infop info_ptr, double file_gamma) in png_set_gAMA() argument
122 if (png_ptr == NULL || info_ptr == NULL) in png_set_gAMA()
128 png_warning(png_ptr, "Limiting gamma to 21474.83"); in png_set_gAMA()
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Dpngrio.c33 png_read_data(png_structp png_ptr, png_bytep data, png_size_t length) in png_read_data() argument
37 if (png_ptr->read_data_fn != NULL) in png_read_data()
38 (*(png_ptr->read_data_fn))(png_ptr, data, length); in png_read_data()
40 png_error(png_ptr, "Call to NULL read function"); in png_read_data()
43 png_ptr->total_data_read += length; in png_read_data()
49 png_seek_data(png_structp png_ptr, png_uint_32 offset) in png_seek_data() argument
51 if (png_ptr->seek_data_fn != NULL) in png_seek_data()
52 (*(png_ptr->seek_data_fn))(png_ptr, offset); in png_seek_data()
54 png_error(png_ptr, "Call to NULL seek function"); in png_seek_data()
66 png_default_read_data(png_structp png_ptr, png_bytep data, png_size_t length) in png_default_read_data() argument
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Dpngwio.c34 png_write_data(png_structp png_ptr, png_bytep data, png_size_t length) in png_write_data() argument
36 if (png_ptr->write_data_fn != NULL ) in png_write_data()
37 (*(png_ptr->write_data_fn))(png_ptr, data, length); in png_write_data()
39 png_error(png_ptr, "Call to NULL write function"); in png_write_data()
50 png_default_write_data(png_structp png_ptr, png_bytep data, png_size_t length) in png_default_write_data() argument
54 if (png_ptr == NULL) in png_default_write_data()
57 if ( !WriteFile((HANDLE)(png_ptr->io_ptr), data, length, &check, NULL) ) in png_default_write_data()
60 check = fwrite(data, 1, length, (png_FILE_p)(png_ptr->io_ptr)); in png_default_write_data()
63 png_error(png_ptr, "Write Error"); in png_default_write_data()
75 png_default_write_data(png_structp png_ptr, png_bytep data, png_size_t length) in png_default_write_data() argument
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/external/qemu/distrib/libpng-1.2.19/
Dpngpread.c28 png_process_data(png_structp png_ptr, png_infop info_ptr, in png_process_data() argument
31 if(png_ptr == NULL) return; in png_process_data()
32 png_push_restore_buffer(png_ptr, buffer, buffer_size); in png_process_data()
34 while (png_ptr->buffer_size) in png_process_data()
36 png_process_some_data(png_ptr, info_ptr); in png_process_data()
44 png_process_some_data(png_structp png_ptr, png_infop info_ptr) in png_process_some_data() argument
46 if(png_ptr == NULL) return; in png_process_some_data()
47 switch (png_ptr->process_mode) in png_process_some_data()
51 png_push_read_sig(png_ptr, info_ptr); in png_process_some_data()
56 png_push_read_chunk(png_ptr, info_ptr); in png_process_some_data()
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Dpngread.c38 png_structp png_ptr; in png_create_read_struct_2() local
50 png_ptr = (png_structp)png_create_struct_2(PNG_STRUCT_PNG, in png_create_read_struct_2()
53 png_ptr = (png_structp)png_create_struct(PNG_STRUCT_PNG); in png_create_read_struct_2()
55 if (png_ptr == NULL) in png_create_read_struct_2()
60 png_init_mmx_flags(png_ptr); /* 1.2.0 addition */ in png_create_read_struct_2()
66 png_ptr->user_width_max=PNG_USER_WIDTH_MAX; in png_create_read_struct_2()
67 png_ptr->user_height_max=PNG_USER_HEIGHT_MAX; in png_create_read_struct_2()
74 if (setjmp(png_ptr->jmpbuf)) in png_create_read_struct_2()
77 png_free(png_ptr, png_ptr->zbuf); in png_create_read_struct_2()
78 png_ptr->zbuf=NULL; in png_create_read_struct_2()
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Dpngwrite.c26 png_write_info_before_PLTE(png_structp png_ptr, png_infop info_ptr) in png_write_info_before_PLTE() argument
29 if (png_ptr == NULL || info_ptr == NULL) in png_write_info_before_PLTE()
31 if (!(png_ptr->mode & PNG_WROTE_INFO_BEFORE_PLTE)) in png_write_info_before_PLTE()
33 png_write_sig(png_ptr); /* write PNG signature */ in png_write_info_before_PLTE()
35 if((png_ptr->mode&PNG_HAVE_PNG_SIGNATURE)&&(png_ptr->mng_features_permitted)) in png_write_info_before_PLTE()
37 png_warning(png_ptr,"MNG features are not allowed in a PNG datastream"); in png_write_info_before_PLTE()
38 png_ptr->mng_features_permitted=0; in png_write_info_before_PLTE()
42 png_write_IHDR(png_ptr, info_ptr->width, info_ptr->height, in png_write_info_before_PLTE()
56 png_write_gAMA(png_ptr, info_ptr->gamma); in png_write_info_before_PLTE()
59 png_write_gAMA_fixed(png_ptr, info_ptr->int_gamma); in png_write_info_before_PLTE()
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Dpngrutil.c26 __inline double png_strtod(png_structp png_ptr, PNG_CONST char *nptr, char **endptr) in png_strtod() argument
33 str = (wchar_t *)png_malloc(png_ptr, len * sizeof(wchar_t)); in png_strtod()
40 png_free(png_ptr, str); in png_strtod()
50 png_get_uint_31(png_structp png_ptr, png_bytep buf) in png_get_uint_31() argument
54 png_error(png_ptr, "PNG unsigned integer out of range."); in png_get_uint_31()
97 png_crc_read(png_structp png_ptr, png_bytep buf, png_size_t length) in png_crc_read() argument
99 if(png_ptr == NULL) return; in png_crc_read()
100 png_read_data(png_ptr, buf, length); in png_crc_read()
101 png_calculate_crc(png_ptr, buf, length); in png_crc_read()
109 png_crc_finish(png_structp png_ptr, png_uint_32 skip) in png_crc_finish() argument
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Dpngwutil.c62 png_write_chunk(png_structp png_ptr, png_bytep chunk_name, in png_write_chunk() argument
65 if(png_ptr == NULL) return; in png_write_chunk()
66 png_write_chunk_start(png_ptr, chunk_name, (png_uint_32)length); in png_write_chunk()
67 png_write_chunk_data(png_ptr, data, length); in png_write_chunk()
68 png_write_chunk_end(png_ptr); in png_write_chunk()
76 png_write_chunk_start(png_structp png_ptr, png_bytep chunk_name, in png_write_chunk_start() argument
81 if(png_ptr == NULL) return; in png_write_chunk_start()
85 png_write_data(png_ptr, buf, (png_size_t)4); in png_write_chunk_start()
88 png_write_data(png_ptr, chunk_name, (png_size_t)4); in png_write_chunk_start()
90 png_reset_crc(png_ptr); in png_write_chunk_start()
[all …]
Dpngmem.c54 png_structp png_ptr = &dummy_struct; in png_create_struct_2() local
55 png_ptr->mem_ptr=mem_ptr; in png_create_struct_2()
56 struct_ptr = (*(malloc_fn))(png_ptr, (png_uint_32)size); in png_create_struct_2()
86 png_structp png_ptr = &dummy_struct; in png_destroy_struct_2() local
87 png_ptr->mem_ptr=mem_ptr; in png_destroy_struct_2()
88 (*(free_fn))(png_ptr, struct_ptr); in png_destroy_struct_2()
117 png_malloc(png_structp png_ptr, png_uint_32 size) in png_malloc() argument
121 if (png_ptr == NULL || size == 0) in png_malloc()
125 if(png_ptr->malloc_fn != NULL) in png_malloc()
126 ret = ((png_voidp)(*(png_ptr->malloc_fn))(png_ptr, (png_size_t)size)); in png_malloc()
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Dpngrtran.c23 png_set_crc_action(png_structp png_ptr, int crit_action, int ancil_action) in png_set_crc_action() argument
27 if(png_ptr == NULL) return; in png_set_crc_action()
33 png_ptr->flags &= ~PNG_FLAG_CRC_CRITICAL_MASK; in png_set_crc_action()
34 png_ptr->flags |= PNG_FLAG_CRC_CRITICAL_USE; in png_set_crc_action()
37 png_ptr->flags &= ~PNG_FLAG_CRC_CRITICAL_MASK; in png_set_crc_action()
38 png_ptr->flags |= PNG_FLAG_CRC_CRITICAL_USE | in png_set_crc_action()
42 png_warning(png_ptr, "Can't discard critical data on CRC error."); in png_set_crc_action()
46 png_ptr->flags &= ~PNG_FLAG_CRC_CRITICAL_MASK; in png_set_crc_action()
55 png_ptr->flags &= ~PNG_FLAG_CRC_ANCILLARY_MASK; in png_set_crc_action()
56 png_ptr->flags |= PNG_FLAG_CRC_ANCILLARY_USE; in png_set_crc_action()
[all …]
Dpngerror.c21 png_default_error PNGARG((png_structp png_ptr,
25 png_default_warning PNGARG((png_structp png_ptr,
35 png_error(png_structp png_ptr, png_const_charp error_message) in png_error() argument
39 if (png_ptr != NULL) in png_error()
41 if (png_ptr->flags& in png_error()
50 if (png_ptr->flags&PNG_FLAG_STRIP_ERROR_TEXT) in png_error()
63 if (png_ptr->flags&PNG_FLAG_STRIP_ERROR_TEXT) in png_error()
73 if (png_ptr != NULL && png_ptr->error_fn != NULL) in png_error()
74 (*(png_ptr->error_fn))(png_ptr, error_message); in png_error()
78 png_default_error(png_ptr, error_message); in png_error()
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Dpng.c98 png_set_sig_bytes(png_structp png_ptr, int num_bytes) in png_set_sig_bytes() argument
100 if(png_ptr == NULL) return; in png_set_sig_bytes()
103 png_error(png_ptr, "Too many bytes for PNG signature."); in png_set_sig_bytes()
105 png_ptr->sig_bytes = (png_byte)(num_bytes < 0 ? 0 : num_bytes); in png_set_sig_bytes()
154 png_zalloc(voidpf png_ptr, uInt items, uInt size) in png_zalloc() argument
157 png_structp p=(png_structp)png_ptr; in png_zalloc()
161 if(png_ptr == NULL) return (NULL); in png_zalloc()
170 ptr = (png_voidp)png_malloc((png_structp)png_ptr, num_bytes); in png_zalloc()
197 png_zfree(voidpf png_ptr, voidpf ptr) in png_zfree() argument
199 png_free((png_structp)png_ptr, (png_voidp)ptr); in png_zfree()
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Dpngset.c23 png_set_bKGD(png_structp png_ptr, png_infop info_ptr, png_color_16p background) in png_set_bKGD() argument
26 if (png_ptr == NULL || info_ptr == NULL) in png_set_bKGD()
37 png_set_cHRM(png_structp png_ptr, png_infop info_ptr, in png_set_cHRM() argument
42 if (png_ptr == NULL || info_ptr == NULL) in png_set_cHRM()
50 png_warning(png_ptr, in png_set_cHRM()
59 png_warning(png_ptr, in png_set_cHRM()
87 png_set_cHRM_fixed(png_structp png_ptr, png_infop info_ptr, in png_set_cHRM_fixed() argument
93 if (png_ptr == NULL || info_ptr == NULL) in png_set_cHRM_fixed()
101 png_warning(png_ptr, in png_set_cHRM_fixed()
125 png_warning(png_ptr, in png_set_cHRM_fixed()
[all …]
Dpngget.c17 png_get_valid(png_structp png_ptr, png_infop info_ptr, png_uint_32 flag) in png_get_valid() argument
19 if (png_ptr != NULL && info_ptr != NULL) in png_get_valid()
26 png_get_rowbytes(png_structp png_ptr, png_infop info_ptr) in png_get_rowbytes() argument
28 if (png_ptr != NULL && info_ptr != NULL) in png_get_rowbytes()
36 png_get_rows(png_structp png_ptr, png_infop info_ptr) in png_get_rows() argument
38 if (png_ptr != NULL && info_ptr != NULL) in png_get_rows()
48 png_get_image_width(png_structp png_ptr, png_infop info_ptr) in png_get_image_width() argument
50 if (png_ptr != NULL && info_ptr != NULL) in png_get_image_width()
58 png_get_image_height(png_structp png_ptr, png_infop info_ptr) in png_get_image_height() argument
60 if (png_ptr != NULL && info_ptr != NULL) in png_get_image_height()
[all …]
Dpngwio.c29 png_write_data(png_structp png_ptr, png_bytep data, png_size_t length) in png_write_data() argument
31 if (png_ptr->write_data_fn != NULL ) in png_write_data()
32 (*(png_ptr->write_data_fn))(png_ptr, data, length); in png_write_data()
34 png_error(png_ptr, "Call to NULL write function"); in png_write_data()
44 png_default_write_data(png_structp png_ptr, png_bytep data, png_size_t length) in png_default_write_data() argument
48 if(png_ptr == NULL) return; in png_default_write_data()
50 if ( !WriteFile((HANDLE)(png_ptr->io_ptr), data, length, &check, NULL) ) in png_default_write_data()
53 check = fwrite(data, 1, length, (png_FILE_p)(png_ptr->io_ptr)); in png_default_write_data()
56 png_error(png_ptr, "Write Error"); in png_default_write_data()
68 png_default_write_data(png_structp png_ptr, png_bytep data, png_size_t length) in png_default_write_data() argument
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