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* [FFmpeg-devel] [PATCH 1/6] avcodec/internal, avfilter/qp_table: Remove unused FF_QSCALE_TYPEs
@ 2022-03-22 12:32 Andreas Rheinhardt
  2022-03-22 12:34 ` [FFmpeg-devel] [PATCH 2/6] avfilter/qp_table: Stop using FF_QSCALE_TYPE_* Andreas Rheinhardt
                   ` (5 more replies)
  0 siblings, 6 replies; 7+ messages in thread
From: Andreas Rheinhardt @ 2022-03-22 12:32 UTC (permalink / raw)
  To: ffmpeg-devel; +Cc: Andreas Rheinhardt

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 libavcodec/internal.h  | 2 --
 libavfilter/qp_table.h | 4 ----
 2 files changed, 6 deletions(-)

diff --git a/libavcodec/internal.h b/libavcodec/internal.h
index badca4c9dd..f9809926b8 100644
--- a/libavcodec/internal.h
+++ b/libavcodec/internal.h
@@ -37,8 +37,6 @@
 
 #define FF_QSCALE_TYPE_MPEG1 0
 #define FF_QSCALE_TYPE_MPEG2 1
-#define FF_QSCALE_TYPE_H264  2
-#define FF_QSCALE_TYPE_VP56  3
 
 #define FF_SANE_NB_CHANNELS 512U
 
diff --git a/libavfilter/qp_table.h b/libavfilter/qp_table.h
index 4758ee8538..169a7a7fea 100644
--- a/libavfilter/qp_table.h
+++ b/libavfilter/qp_table.h
@@ -33,16 +33,12 @@ int ff_qp_table_extract(AVFrame *frame, int8_t **table, int *table_w, int *table
 
 /**
  * Normalize the qscale factor
- * FIXME the H264 qscale is a log based scale, mpeg1/2 is not, the code below
- *       cannot be optimal
  */
 static inline int ff_norm_qscale(int qscale, int type)
 {
     switch (type) {
     case FF_QSCALE_TYPE_MPEG1: return qscale;
     case FF_QSCALE_TYPE_MPEG2: return qscale >> 1;
-    case FF_QSCALE_TYPE_H264:  return qscale >> 2;
-    case FF_QSCALE_TYPE_VP56:  return (63 - qscale + 2) >> 2;
     }
     return qscale;
 }
-- 
2.32.0

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^ permalink raw reply	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2022-03-23 12:05 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-03-22 12:32 [FFmpeg-devel] [PATCH 1/6] avcodec/internal, avfilter/qp_table: Remove unused FF_QSCALE_TYPEs Andreas Rheinhardt
2022-03-22 12:34 ` [FFmpeg-devel] [PATCH 2/6] avfilter/qp_table: Stop using FF_QSCALE_TYPE_* Andreas Rheinhardt
     [not found] ` <20220322123433.368717-1-andreas.rheinhardt@outlook.com>
2022-03-22 12:34   ` [FFmpeg-devel] [PATCH 3/6] avcodec/internal: Move FF_QSCALE_TYPE_* to mpegvideodec.h Andreas Rheinhardt
2022-03-22 12:35 ` [FFmpeg-devel] [PATCH 4/6] avfilter/vf_vpp_qsv: Remove unnecessary lavc and lavf headers Andreas Rheinhardt
2022-03-22 12:35 ` [FFmpeg-devel] [PATCH 5/6] avcodec, avformat: Remove unnecessary inclusions of lavc/internal.h Andreas Rheinhardt
2022-03-22 12:35 ` [FFmpeg-devel] [PATCH 6/6] avformat: Remove unnecessary inclusions from libavcodec Andreas Rheinhardt
2022-03-23 12:04 ` [FFmpeg-devel] [PATCH 1/6] avcodec/internal, avfilter/qp_table: Remove unused FF_QSCALE_TYPEs Andreas Rheinhardt

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