[FFmpeg-devel] [PATCH 6/9] dnxhd: add decoder support for DNxHR

[Christophe Gisquet]

From: Jeremy James <jeremy.james at gmail.com>

Signed-off-by: Christophe Gisquet <christophe.gisquet at gmail.com>
---
 libavcodec/dnxhddata.c | 8 ++++++++
 libavcodec/dnxhddec.c  | 3 ++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/libavcodec/dnxhddata.c b/libavcodec/dnxhddata.c
index 798cc0e..5fb7a5e 100644
--- a/libavcodec/dnxhddata.c
+++ b/libavcodec/dnxhddata.c
@@ -1073,6 +1073,14 @@ const CIDEntry ff_dnxhd_cid_table[] = {
       dnxhd_1237_ac_flags,
       dnxhd_1237_run_codes, dnxhd_1237_run_bits, dnxhd_1237_run,
       { 80, 90, 100, 110 } },
+    { 1274, DNXHD_VARIABLE, DNXHD_VARIABLE, DNXHD_VARIABLE, DNXHD_VARIABLE,
+      0, 4, 8, 3,
+      dnxhd_1237_luma_weight, dnxhd_1237_chroma_weight,
+      dnxhd_1237_dc_codes, dnxhd_1237_dc_bits,
+      dnxhd_1237_ac_codes, dnxhd_1237_ac_bits, dnxhd_1237_ac_level,
+      dnxhd_1237_ac_flags,
+      dnxhd_1237_run_codes, dnxhd_1237_run_bits, dnxhd_1237_run,
+      { 0 } },
 };
 
 int ff_dnxhd_get_cid_table(int cid)
diff --git a/libavcodec/dnxhddec.c b/libavcodec/dnxhddec.c
index d7370a6..b39d68f 100644
--- a/libavcodec/dnxhddec.c
+++ b/libavcodec/dnxhddec.c
@@ -152,6 +152,7 @@ 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 };
+    static const uint8_t header_prefixhr[] = { 0x00, 0x00, 0x02, 0x80, 0x03 };
     int i, cid, ret;
     int old_bit_depth = ctx->bit_depth;
 
@@ -161,7 +162,7 @@ static int dnxhd_decode_header(DNXHDContext *ctx, AVFrame *frame,
         return AVERROR_INVALIDDATA;
     }
 
-    if (memcmp(buf, header_prefix, 5) && memcmp(buf, header_prefix444, 5)) {
+    if (memcmp(buf, header_prefix, 5) && memcmp(buf, header_prefix444, 5) && memcmp(buf, header_prefixhr, 5)) {
         av_log(ctx->avctx, AV_LOG_ERROR,
                "unknown header 0x%02X 0x%02X 0x%02X 0x%02X 0x%02X\n",
                buf[0], buf[1], buf[2], buf[3], buf[4]);
-- 
2.5.2