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dnxhddec: Fix pixel format change 

Regression introduced in 598f7d046c.

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
This commit is contained in:
Carl Eugen Hoyos 2015-04-29 17:18:37 +01:00 committed by Vittorio Giovara
parent 6503cbf842
commit 3ecb82dd41
1 changed files with 5 additions and 4 deletions
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9
libavcodec/dnxhddec.c
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@ -110,6 +110,7 @@ static int dnxhd_decode_header(DNXHDContext *ctx, AVFrame *frame,
static const uint8_t header_prefix[] = { 0x00, 0x00, 0x02, 0x80, 0x01 };
static const uint8_t header_prefix444[] = { 0x00, 0x00, 0x02, 0x80, 0x02 };
int i, cid, ret;
int old_bit_depth = ctx->bit_depth;
if (buf_size < 0x280) {
av_log(ctx->avctx, AV_LOG_ERROR, "buffer too small (%d < 640).\n",
@ -134,10 +135,6 @@ static int dnxhd_decode_header(DNXHDContext *ctx, AVFrame *frame,
ff_dlog(ctx->avctx, "width %d, height %d\n", ctx->width, ctx->height);
if (!ctx->bit_depth) {
ff_blockdsp_init(&ctx->bdsp, ctx->avctx);
ff_idctdsp_init(&ctx->idsp, ctx->avctx);
}
if (buf[0x21] == 0x58) { /* 10 bit */
ctx->bit_depth = ctx->avctx->bits_per_raw_sample = 10;
@ -159,6 +156,10 @@ static int dnxhd_decode_header(DNXHDContext *ctx, AVFrame *frame,
buf[0x21]);
return AVERROR_INVALIDDATA;
}
if (ctx->bit_depth != old_bit_depth) {
ff_blockdsp_init(&ctx->bdsp, ctx->avctx);
ff_idctdsp_init(&ctx->idsp, ctx->avctx);
}
cid = AV_RB32(buf + 0x28);
ff_dlog(ctx->avctx, "compression id %d\n", cid);