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Load_PNG() : read Comment tEXt in addition to Title

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This commit is contained in:
Thomas Bernard 2018-03-06 00:22:02 +01:00
parent 3bdd69c523
commit 221515e663
1 changed files with 10 additions and 3 deletions
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13
src/fileformats.c
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@ -6091,10 +6091,17 @@ static void Load_PNG_Sub(T_IO_Context * context, FILE * file)
{ {
while (num_text--) while (num_text--)
{ {
if (!strcmp(text_ptr[num_text].key,"Title")) int size = COMMENT_SIZE;
if (text_ptr[num_text].text_length > 0 && text_ptr[num_text].text_length < COMMENT_SIZE)
size = text_ptr[num_text].text_length;
if (strcmp(text_ptr[num_text].key,"Title") == 0)
{
strncpy(context->Comment, text_ptr[num_text].text, size);
context->Comment[size]='\0';
break; // Skip all others tEXt chunks
}
else if(strcmp(text_ptr[num_text].key, "Comment") == 0)
{ {
int size;
size = Min(text_ptr[num_text].text_length, COMMENT_SIZE);
strncpy(context->Comment, text_ptr[num_text].text, size); strncpy(context->Comment, text_ptr[num_text].text, size);
context->Comment[size]='\0'; context->Comment[size]='\0';
break; // Skip all others tEXt chunks break; // Skip all others tEXt chunks