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Code Issues Releases Activity

avcodec/mpegvideo_dec: Combine two loops

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(I think the check for !reference is unnecessary.)

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2022-08-09 11:08:12 +02:00
parent 0446282320
commit 02ad827226
1 changed files with 5 additions and 11 deletions

16
libavcodec/mpegvideo_dec.c

@ -279,12 +279,12 @@ int ff_mpv_frame_start(MpegEncContext *s, AVCodecContext *avctx)
ff_mpeg_unref_picture(s->avctx, s->last_picture_ptr);
}
/* release forgotten pictures */
/* if (MPEG-124 / H.263) */
/* release non reference/forgotten frames */
for (int i = 0; i < MAX_PICTURE_COUNT; i++) {
if (&s->picture[i] != s->last_picture_ptr &&
&s->picture[i] != s->next_picture_ptr &&
s->picture[i].reference && !s->picture[i].needs_realloc) {
if (!s->picture[i].reference ||
(&s->picture[i] != s->last_picture_ptr &&
&s->picture[i] != s->next_picture_ptr &&
!s->picture[i].needs_realloc)) {
ff_mpeg_unref_picture(s->avctx, &s->picture[i]);
}
}
@ -293,12 +293,6 @@ int ff_mpv_frame_start(MpegEncContext *s, AVCodecContext *avctx)
ff_mpeg_unref_picture(s->avctx, &s->last_picture);
ff_mpeg_unref_picture(s->avctx, &s->next_picture);
/* release non reference frames */
for (int i = 0; i < MAX_PICTURE_COUNT; i++) {
if (!s->picture[i].reference)
ff_mpeg_unref_picture(s->avctx, &s->picture[i]);
}
if (s->current_picture_ptr && !s->current_picture_ptr->f->buf[0]) {
// we already have an unused image
// (maybe it was set before reading the header)