ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinha...@outlook.com> | Thu Oct 5 01:01:35 2023 +0200| [3937a21f219165425146b06fbf9b908bc1ae6d27] | committer: Andreas Rheinhardt
avcodec/mpegvideo_enc: Don't overallocate arrays Only entries 0..max_b_frames are ever used. Reviewed-by: Michael Niedermayer <mich...@niedermayer.cc> Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3937a21f219165425146b06fbf9b908bc1ae6d27 --- libavcodec/mpegvideo_enc.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c index b32197b1b4..d30cbab29d 100644 --- a/libavcodec/mpegvideo_enc.c +++ b/libavcodec/mpegvideo_enc.c @@ -819,8 +819,8 @@ av_cold int ff_mpv_encode_init(AVCodecContext *avctx) !FF_ALLOCZ_TYPED_ARRAY(s->q_intra_matrix16, 32) || !FF_ALLOCZ_TYPED_ARRAY(s->q_chroma_intra_matrix16, 32) || !FF_ALLOCZ_TYPED_ARRAY(s->q_inter_matrix16, 32) || - !FF_ALLOCZ_TYPED_ARRAY(s->input_picture, MAX_PICTURE_COUNT) || - !FF_ALLOCZ_TYPED_ARRAY(s->reordered_input_picture, MAX_PICTURE_COUNT) || + !FF_ALLOCZ_TYPED_ARRAY(s->input_picture, MAX_B_FRAMES + 1) || + !FF_ALLOCZ_TYPED_ARRAY(s->reordered_input_picture, MAX_B_FRAMES + 1) || !(s->new_picture = av_frame_alloc())) return AVERROR(ENOMEM); @@ -1232,7 +1232,7 @@ static int load_input_picture(MpegEncContext *s, const AVFrame *pic_arg) } /* shift buffer entries */ - for (i = flush_offset; i < MAX_PICTURE_COUNT /*s->encoding_delay + 1*/; i++) + for (int i = flush_offset; i <= MAX_B_FRAMES; i++) s->input_picture[i - flush_offset] = s->input_picture[i]; s->input_picture[encoding_delay] = pic; @@ -1451,9 +1451,9 @@ static int select_input_picture(MpegEncContext *s) { int i, ret; - for (i = 1; i < MAX_PICTURE_COUNT; i++) + for (int i = 1; i <= MAX_B_FRAMES; i++) s->reordered_input_picture[i - 1] = s->reordered_input_picture[i]; - s->reordered_input_picture[MAX_PICTURE_COUNT - 1] = NULL; + s->reordered_input_picture[MAX_B_FRAMES] = NULL; /* set next picture type & ordering */ if (!s->reordered_input_picture[0] && s->input_picture[0]) { _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
