July 2024 - ffmpeg-devel - lists.ffmpeg.org

[PATCH v2 0/4] avfilter/af_volumedetect.c: Add 32bit float audio
by Yigithan Yigit 01 Jul '24

01 Jul '24

changes since v1: - Defined callback and assigning to filter frame according to planar/packed and float/int. - Fixed rounding same value 2 times - Subnormal values are supported Yigithan Yigit (4): avfilter/af_volumedetect.c: Move logdb function avfilter/af_volumedetect.c: Added functions for int/float and planar/packed avfilter/af_volumedetect.c: Add 32bit float audio support avfilter/af_volumedetect.c: reindent after last commit libavfilter/af_volumedetect.c | 255 ++++++++++++++++++++++++++-------- 1 file changed, 198 insertions(+), 57 deletions(-) -- 2.45.2

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[PATCH v2] avcodec/mpegvideo_enc: Add check for av_packet_new_side_data()
by Jiasheng Jiang 01 Jul '24

01 Jul '24

Add check for av_packet_new_side_data() to avoid null pointer dereference if allocation fails. Fixes: bdc1220eeb ("h263enc: Add an option for outputting info about MBs as side data") Signed-off-by: Jiasheng Jiang <jiashengjiangcool(a)outlook.com> --- Changelog: v1 -> v2: Wrap lines in the body of the commit message. --- libavcodec/mpegvideo_enc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c index 82bab43e14..9b4a516bc0 100644 --- a/libavcodec/mpegvideo_enc.c +++ b/libavcodec/mpegvideo_enc.c @@ -1786,6 +1786,8 @@ int ff_mpv_encode_picture(AVCodecContext *avctx, AVPacket *pkt, s->mb_info_ptr = av_packet_new_side_data(pkt, AV_PKT_DATA_H263_MB_INFO, s->mb_width*s->mb_height*12); + if (!s->mb_info_ptr) + return AVERROR(ENOMEM); s->prev_mb_info = s->last_mb_info = s->mb_info_size = 0; } -- 2.25.1

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[PATCH 1/4] avformat/mov: check that iloc offset values fit on an int64_t
by James Almer 01 Jul '24

01 Jul '24

Signed-off-by: James Almer <jamrial(a)gmail.com> --- libavformat/mov.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/libavformat/mov.c b/libavformat/mov.c index a2e187ff2f..fd78d5f59c 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -8388,7 +8388,7 @@ static int mov_read_SAND(MOVContext *c, AVIOContext *pb, MOVAtom atom) return 0; } -static int rb_size(AVIOContext *pb, uint64_t* value, int size) +static int rb_size(AVIOContext *pb, int64_t *value, int size) { if (size == 0) *value = 0; @@ -8398,9 +8398,11 @@ static int rb_size(AVIOContext *pb, uint64_t* value, int size) *value = avio_rb16(pb); else if (size == 4) *value = avio_rb32(pb); - else if (size == 8) + else if (size == 8) { *value = avio_rb64(pb); - else + if (*value < 0) + return -1; + } else return -1; return size; } -- 2.45.2

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