The pixel format is not known until the frame header is parsed.
Guessing it here only causes trouble for the caller if the guess
turns out to be wrong (and actually causes very wrong output by
avconv/avplay).

Signed-off-by: Mans Rullgard <[email protected]>
---
 libavcodec/proresdec.c      |    2 --
 tests/ref/fate/prores-alpha |    2 +-
 2 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/libavcodec/proresdec.c b/libavcodec/proresdec.c
index 2e0cbf1..ca465f4 100644
--- a/libavcodec/proresdec.c
+++ b/libavcodec/proresdec.c
@@ -105,8 +105,6 @@ static av_cold int decode_init(AVCodecContext *avctx)
     ctx->total_slices     = 0;
     ctx->slice_data       = NULL;
 
-    avctx->pix_fmt = PIX_FMT_YUV422P10; // set default pixel format
-
     avctx->bits_per_raw_sample = PRORES_BITS_PER_SAMPLE;
     ff_proresdsp_init(&ctx->dsp);
 
diff --git a/tests/ref/fate/prores-alpha b/tests/ref/fate/prores-alpha
index f8df87d..8ad611d 100644
--- a/tests/ref/fate/prores-alpha
+++ b/tests/ref/fate/prores-alpha
@@ -1,2 +1,2 @@
-0, 0, 12441600, 0x5188265d
+0, 0, 12441600, 0x79c18863
 0, 3003, 12441600, 0x79c18863
-- 
1.7.7

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