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avcodec/ccaption_dec: change write_char() to void as return value is unused

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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Aman Gupta 2016-06-14 11:57:41 -07:00 committed by Michael Niedermayer
parent af13967b64
commit 309322ef65
1 changed files with 4 additions and 4 deletions
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8
libavcodec/ccaption_dec.c
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@ -315,7 +315,7 @@ static void flush_decoder(AVCodecContext *avctx)
/**
* @param ctx closed caption context just to print log
*/
static int write_char(CCaptionSubContext *ctx, struct Screen *screen, char ch)
static void write_char(CCaptionSubContext *ctx, struct Screen *screen, char ch)
{
uint8_t col = ctx->cursor_column;
char *row = screen->characters[ctx->cursor_row];
@ -328,16 +328,16 @@ static int write_char(CCaptionSubContext *ctx, struct Screen *screen, char ch)
charset[col] = ctx->cursor_charset;
ctx->cursor_charset = CCSET_BASIC_AMERICAN;
if (ch) ctx->cursor_column++;
return 0;
return;
}
/* We have extra space at end only for null character */
else if (col == SCREEN_COLUMNS && ch == 0) {
row[col] = ch;
return 0;
return;
}
else {
av_log(ctx, AV_LOG_WARNING, "Data Ignored since exceeding screen width\n");
return AVERROR_INVALIDDATA;
return;
}
}