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ra144: check buffer size before requesting a buffer
Return an error on incomplete frames.
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parent
08149b2b39
commit
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@ -76,6 +76,13 @@ static int ra144_decode_frame(AVCodecContext * avctx, void *data,
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RA144Context *ractx = avctx->priv_data;
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RA144Context *ractx = avctx->priv_data;
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GetBitContext gb;
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GetBitContext gb;
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if (buf_size < FRAMESIZE) {
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av_log(avctx, AV_LOG_ERROR,
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"Frame too small (%d bytes). Truncated file?\n", buf_size);
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*got_frame_ptr = 0;
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return AVERROR_INVALIDDATA;
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}
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/* get output buffer */
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/* get output buffer */
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frame->nb_samples = NBLOCKS * BLOCKSIZE;
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frame->nb_samples = NBLOCKS * BLOCKSIZE;
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if ((ret = ff_get_buffer(avctx, frame, 0)) < 0) {
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if ((ret = ff_get_buffer(avctx, frame, 0)) < 0) {
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@ -84,12 +91,6 @@ static int ra144_decode_frame(AVCodecContext * avctx, void *data,
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}
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}
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samples = (int16_t *)frame->data[0];
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samples = (int16_t *)frame->data[0];
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if(buf_size < FRAMESIZE) {
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av_log(avctx, AV_LOG_ERROR,
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"Frame too small (%d bytes). Truncated file?\n", buf_size);
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*got_frame_ptr = 0;
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return buf_size;
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}
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init_get_bits(&gb, buf, FRAMESIZE * 8);
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init_get_bits(&gb, buf, FRAMESIZE * 8);
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for (i = 0; i < LPC_ORDER; i++)
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for (i = 0; i < LPC_ORDER; i++)
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