[FFmpeg-devel] [PATCH v2 04/11] avcodec/dovi_rpu: clarify semantics of guess_profile()

From: Niklas Haas <ffmpeg@haasn.xyz>
To: ffmpeg-devel@ffmpeg.org
Cc: Niklas Haas <git@haasn.dev>
Subject: [FFmpeg-devel] [PATCH v2 04/11] avcodec/dovi_rpu: clarify semantics of guess_profile()
Date: Tue,  9 Apr 2024 14:57:24 +0200
Message-ID: <20240409125914.61149-5-ffmpeg@haasn.xyz> (raw)
In-Reply-To: <20240409125914.61149-1-ffmpeg@haasn.xyz>

From: Niklas Haas <git@haasn.dev>

This is based on HEVC only, H.264/AV1 use their own (hopefully correctly
signalled) profiles.
---
 libavcodec/dovi_rpu.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/libavcodec/dovi_rpu.c b/libavcodec/dovi_rpu.c
index 267e52ceb66..4da711d763e 100644
--- a/libavcodec/dovi_rpu.c
+++ b/libavcodec/dovi_rpu.c
@@ -121,7 +121,8 @@ int ff_dovi_attach_side_data(DOVIContext *s, AVFrame *frame)
     return 0;
 }
 
-static int guess_profile(const AVDOVIRpuDataHeader *hdr)
+/* Note: Only works for HEVC */
+static int guess_hevc_profile(const AVDOVIRpuDataHeader *hdr)
 {
     switch (hdr->vdr_rpu_profile) {
     case 0:
@@ -510,7 +511,7 @@ int ff_dovi_rpu_parse(DOVIContext *s, const uint8_t *rpu, size_t rpu_size,
     use_prev_vdr_rpu = get_bits1(gb);
     use_nlq = (hdr->rpu_format & 0x700) == 0 && !hdr->disable_residual_flag;
 
-    profile = s->cfg.dv_profile ? s->cfg.dv_profile : guess_profile(hdr);
+    profile = s->cfg.dv_profile ? s->cfg.dv_profile : guess_hevc_profile(hdr);
     if (profile == 5 && use_nlq) {
         av_log(s->logctx, AV_LOG_ERROR, "Profile 5 RPUs should not use NLQ\n");
         goto fail;
-- 
2.44.0

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