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Merge commit '41e03e284ee7b0d4caa3a5d28681ad46e3105d65'

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* commit '41e03e284ee7b0d4caa3a5d28681ad46e3105d65':
  DNxHD: More verbose error messages

Conflicts:
	libavcodec/dnxhddec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-01-29 20:38:35 +01:00
commit e5b7e2224f
1 changed files with 9 additions and 3 deletions
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12
libavcodec/dnxhddec.c
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@ -120,8 +120,11 @@ static int dnxhd_decode_header(DNXHDContext *ctx, AVFrame *frame,
static const uint8_t header_prefix444[] = { 0x00, 0x00, 0x02, 0x80, 0x02 };
int i, cid, ret;
if (buf_size < 0x280)
if (buf_size < 0x280) {
av_log(ctx->avctx, AV_LOG_ERROR, "buffer too small (%d < 640).\n",
buf_size);
return AVERROR_INVALIDDATA;
}
if (memcmp(buf, header_prefix, 5) && memcmp(buf, header_prefix444, 5)) {
av_log(ctx->avctx, AV_LOG_ERROR, "error in header\n");
@ -178,7 +181,8 @@ static int dnxhd_decode_header(DNXHDContext *ctx, AVFrame *frame,
return ret;
if (buf_size < ctx->cid_table->coding_unit_size) {
av_log(ctx->avctx, AV_LOG_ERROR, "incorrect frame size\n");
av_log(ctx->avctx, AV_LOG_ERROR, "incorrect frame size (%d < %d).\n",
buf_size, ctx->cid_table->coding_unit_size);
return AVERROR_INVALIDDATA;
}
@ -202,7 +206,9 @@ static int dnxhd_decode_header(DNXHDContext *ctx, AVFrame *frame,
ctx->mb_scan_index[i] = AV_RB32(buf + 0x170 + (i << 2));
av_dlog(ctx->avctx, "mb scan index %d\n", ctx->mb_scan_index[i]);
if (buf_size < ctx->mb_scan_index[i] + 0x280LL) {
av_log(ctx->avctx, AV_LOG_ERROR, "invalid mb scan index\n");
av_log(ctx->avctx, AV_LOG_ERROR,
"invalid mb scan index (%d < %d).\n",
buf_size, ctx->mb_scan_index[i] + 0x280);
return AVERROR_INVALIDDATA;
}
}