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authorMichael Niedermayer <michaelni@gmx.at>2014-05-26 20:37:34 +0200
committerMichael Niedermayer <michaelni@gmx.at>2014-05-26 21:05:03 +0200
commitd35000c2dcb7a5d27c3e1c1d06f9291df177081a (patch)
tree91ef582470071cbee563df7e1b0b7e7e0696b066
parent2d56f0d05475d3f8abb1dd11b8a61873a444e286 (diff)
avcodec/g723_1: fix writing into input frame data and warning
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
-rw-r--r--libavcodec/g723_1.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/libavcodec/g723_1.c b/libavcodec/g723_1.c
index e4bde2afd1..66afd6af6a 100644
--- a/libavcodec/g723_1.c
+++ b/libavcodec/g723_1.c
@@ -2346,11 +2346,15 @@ static int g723_1_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
int16_t weighted_lpc[LPC_ORDER * SUBFRAMES << 1];
int16_t vector[FRAME_LEN + PITCH_MAX];
int offset, ret;
- int16_t *in = (const int16_t *)frame->data[0];
+ int16_t *in_orig = av_memdup(frame->data[0], frame->nb_samples * sizeof(int16_t));
+ int16_t *in = in_orig;
HFParam hf[4];
int i, j;
+ if (!in)
+ return AVERROR(ENOMEM);
+
highpass_filter(in, &p->hpf_fir_mem, &p->hpf_iir_mem);
memcpy(vector, p->prev_data, HALF_FRAME_LEN * sizeof(int16_t));
@@ -2456,6 +2460,8 @@ static int g723_1_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
offset += LPC_ORDER;
}
+ av_freep(&in_orig); in = NULL;
+
if ((ret = ff_alloc_packet2(avctx, avpkt, 24)) < 0)
return ret;