[FFmpeg-devel] [PATCH] avcodec/nvenc: Remove aspect-ratio decompensation logic

Philip Langdale philipl at overt.org
Thu Nov 24 00:21:05 EET 2016


This dubious behaviour in nvenc was finally removed by nvidia, and
as we refuse to run on anything older than 7.0, we don't need to
keep it around for old versions.

Signed-off-by: Philip Langdale <philipl at overt.org>
---
 libavcodec/nvenc.c | 12 ------------
 1 file changed, 12 deletions(-)

diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c
index cd14af2..d24d278 100644
--- a/libavcodec/nvenc.c
+++ b/libavcodec/nvenc.c
@@ -953,18 +953,6 @@ static av_cold int nvenc_setup_encoder(AVCodecContext *avctx)
         ctx->init_encode_params.darWidth = avctx->width;
     }
 
-    // De-compensate for hardware, dubiously, trying to compensate for
-    // playback at 704 pixel width.
-    if (avctx->width == 720 &&
-        (avctx->height == 480 || avctx->height == 576)) {
-        av_reduce(&dw, &dh,
-                  ctx->init_encode_params.darWidth * 44,
-                  ctx->init_encode_params.darHeight * 45,
-                  1024 * 1024);
-        ctx->init_encode_params.darHeight = dh;
-        ctx->init_encode_params.darWidth = dw;
-    }
-
     ctx->init_encode_params.frameRateNum = avctx->time_base.den;
     ctx->init_encode_params.frameRateDen = avctx->time_base.num * avctx->ticks_per_frame;
 
-- 
2.9.3


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