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avcodec/movtextenc: Remove redundant byte count

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Use the AVBPrint's len instead.

Reviewed-by: Philip Langdale <philipl@overt.org>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-11-30 11:05:52 +01:00
parent 0bc3c070fb
commit c4c9d096ae
1 changed files with 2 additions and 6 deletions
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8
libavcodec/movtextenc.c
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@ -84,7 +84,6 @@ typedef struct {
uint8_t box_flags;
StyleBox d;
uint16_t text_pos;
unsigned byte_count;
char **fonts;
int font_count;
double font_scale_factor;
@ -611,7 +610,6 @@ static void mov_text_text_cb(void *priv, const char *text, int len)
av_bprint_append_data(&s->buffer, text, len);
// If it's not utf-8, just use the byte length
s->text_pos += utf8_len ? utf8_len : len;
s->byte_count += len;
}
static void mov_text_new_line_cb(void *priv, int forced)
@ -619,7 +617,6 @@ static void mov_text_new_line_cb(void *priv, int forced)
MovTextContext *s = priv;
av_bprint_append_data(&s->buffer, "\n", 1);
s->text_pos += 1;
s->byte_count += 1;
}
static const ASSCodesCallbacks mov_text_callbacks = {
@ -641,7 +638,6 @@ static int mov_text_encode_frame(AVCodecContext *avctx, unsigned char *buf,
ASSDialog *dialog;
int i, length;
s->byte_count = 0;
s->text_pos = 0;
s->count = 0;
s->box_flags = 0;
@ -662,9 +658,9 @@ static int mov_text_encode_frame(AVCodecContext *avctx, unsigned char *buf,
ff_ass_free_dialog(&dialog);
}
if (s->byte_count > UINT16_MAX)
if (s->buffer.len > UINT16_MAX)
return AVERROR(ERANGE);
AV_WB16(buf, s->byte_count);
AV_WB16(buf, s->buffer.len);
buf += 2;
for (size_t j = 0; j < box_count; j++)