summaryrefslogtreecommitdiff
path: root/libavcodec/aacsbr.c
diff options
context:
space:
mode:
authorMichael Niedermayer <michaelni@gmx.at>2012-01-11 02:23:55 +0100
committerMichael Niedermayer <michaelni@gmx.at>2012-01-11 02:44:43 +0100
commit0e7fc3cafe838b32c3af73954acf9de2f9240ffd (patch)
treef0c534b98818c2712dbeed7f08b4ba831e0de23d /libavcodec/aacsbr.c
parenta9bd29e15e8d4ab4afaba7c31ebc0063c1df2db9 (diff)
parent9472d37d8e137df1e78e973b8b0e0d5607a799d5 (diff)
downloadffmpeg-0e7fc3cafe838b32c3af73954acf9de2f9240ffd.tar.gz
Merge remote-tracking branch 'qatar/master'
* qatar/master: (22 commits) rv34: frame-level multi-threading mpegvideo: claim ownership of referenced pictures aacsbr: prevent out of bounds memcpy(). ipmovie: fix pts for CODEC_ID_INTERPLAY_DPCM sierravmd: fix audio pts bethsoftvideo: Use bytestream2 functions to prevent buffer overreads. bmpenc: support for PIX_FMT_RGB444 swscale: fix crash in fast_bilinear code when compiled with -mred-zone. swscale: specify register type. rv34: use get_bits_left() avconv: reinitialize the filtergraph on resolution change. vsrc_buffer: error on changing frame parameters. avconv: fix -copyinkf. fate: Update file checksums after the mov muxer change in a78dbada55d6 movenc: Don't store a nonzero creation time if nothing was set by the caller bmpdec: support for rgb444 with bitfields compression rgb2rgb: allow conversion for <15 bpp doc: fix stray reference to FFmpeg v4l2: use C99 struct initializer v4l2: poll the file descriptor ... Conflicts: avconv.c libavcodec/aacsbr.c libavcodec/bethsoftvideo.c libavcodec/kmvc.c libavdevice/v4l2.c libavfilter/vsrc_buffer.c libswscale/swscale_unscaled.c libswscale/x86/input.asm tests/ref/acodec/alac tests/ref/acodec/pcm_s16be tests/ref/acodec/pcm_s24be tests/ref/acodec/pcm_s32be tests/ref/acodec/pcm_s8 tests/ref/lavf/mov tests/ref/vsynth1/dnxhd_1080i tests/ref/vsynth1/mpeg4 tests/ref/vsynth1/qtrle tests/ref/vsynth1/svq1 tests/ref/vsynth2/dnxhd_1080i tests/ref/vsynth2/mpeg4 tests/ref/vsynth2/qtrle tests/ref/vsynth2/svq1 Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/aacsbr.c')
-rw-r--r--libavcodec/aacsbr.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/libavcodec/aacsbr.c b/libavcodec/aacsbr.c
index d2f37c5e10..2f457b61cc 100644
--- a/libavcodec/aacsbr.c
+++ b/libavcodec/aacsbr.c
@@ -1185,14 +1185,15 @@ static void sbr_qmf_synthesis(DSPContext *dsp, FFTContext *mdct,
{
int i, n;
const float *sbr_qmf_window = div ? sbr_qmf_window_ds : sbr_qmf_window_us;
+ const int step = 128 >> div;
float *v;
for (i = 0; i < 32; i++) {
- if (*v_off < 128 >> div) {
+ if (*v_off < step) {
int saved_samples = (1280 - 128) >> div;
memcpy(&v0[SBR_SYNTHESIS_BUF_SIZE - saved_samples], v0, saved_samples * sizeof(float));
- *v_off = SBR_SYNTHESIS_BUF_SIZE - saved_samples - (128 >> div);
+ *v_off = SBR_SYNTHESIS_BUF_SIZE - saved_samples - step;
} else {
- *v_off -= 128 >> div;
+ *v_off -= step;
}
v = v0 + *v_off;
if (div) {