From 648df1c250467f39aa5191205cae06c621762990 Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Wed, 31 Jan 2024 09:43:16 +0100 Subject: avcodec/leaddec: Remove unnecessary VLC structures One only needs the VLCElem[]. Signed-off-by: Andreas Rheinhardt --- libavcodec/leaddec.c | 48 ++++++++++++++++++++++++------------------------ 1 file changed, 24 insertions(+), 24 deletions(-) diff --git a/libavcodec/leaddec.c b/libavcodec/leaddec.c index 4e97479b03..489fe501b6 100644 --- a/libavcodec/leaddec.c +++ b/libavcodec/leaddec.c @@ -38,29 +38,29 @@ #define LUMA_AC_BITS 10 #define CHROMA_AC_BITS 10 -static VLC luma_dc_vlc; -static VLC chroma_dc_vlc; -static VLC luma_ac_vlc; -static VLC chroma_ac_vlc; +static VLCElem luma_dc_vlc[1 << LUMA_DC_BITS]; +static VLCElem chroma_dc_vlc[1 << CHROMA_DC_BITS]; +static VLCElem luma_ac_vlc[1160]; +static VLCElem chroma_ac_vlc[1160]; static av_cold void lead_init_static_data(void) { - VLC_INIT_STATIC_FROM_LENGTHS(&luma_dc_vlc, LUMA_DC_BITS, FF_ARRAY_ELEMS(luma_dc_len), - luma_dc_len, 1, - 0, 0, 0, - 0, 0, 1 << LUMA_DC_BITS); - VLC_INIT_STATIC_FROM_LENGTHS(&chroma_dc_vlc, CHROMA_DC_BITS, FF_ARRAY_ELEMS(chroma_dc_len), - chroma_dc_len, 1, - 0, 0, 0, - 0, 0, 1 << CHROMA_DC_BITS); - VLC_INIT_STATIC_FROM_LENGTHS(&luma_ac_vlc, LUMA_AC_BITS, FF_ARRAY_ELEMS(luma_ac_len), - luma_ac_len, 1, - ff_mjpeg_val_ac_luminance, 1, 1, - 0, 0, 1160); - VLC_INIT_STATIC_FROM_LENGTHS(&chroma_ac_vlc, CHROMA_AC_BITS, FF_ARRAY_ELEMS(chroma_ac_len), - chroma_ac_len, 1, - ff_mjpeg_val_ac_chrominance, 1, 1, - 0, 0, 1160); + VLC_INIT_STATIC_TABLE_FROM_LENGTHS(luma_dc_vlc, LUMA_DC_BITS, FF_ARRAY_ELEMS(luma_dc_len), + luma_dc_len, 1, + NULL, 0, 0, + 0, 0); + VLC_INIT_STATIC_TABLE_FROM_LENGTHS(chroma_dc_vlc, CHROMA_DC_BITS, FF_ARRAY_ELEMS(chroma_dc_len), + chroma_dc_len, 1, + NULL, 0, 0, + 0, 0); + VLC_INIT_STATIC_TABLE_FROM_LENGTHS(luma_ac_vlc, LUMA_AC_BITS, FF_ARRAY_ELEMS(luma_ac_len), + luma_ac_len, 1, + ff_mjpeg_val_ac_luminance, 1, 1, + 0, 0); + VLC_INIT_STATIC_TABLE_FROM_LENGTHS(chroma_ac_vlc, CHROMA_AC_BITS, FF_ARRAY_ELEMS(chroma_ac_len), + chroma_ac_len, 1, + ff_mjpeg_val_ac_chrominance, 1, 1, + 0, 0); } typedef struct LeadContext { @@ -199,9 +199,9 @@ static int lead_decode_frame(AVCodecContext *avctx, AVFrame * frame, for (int mb_x = 0; mb_x < avctx->width / 16; mb_x++) for (int b = 0; b < (yuv20p_half ? 4 : 6); b++) { int luma_block = yuv20p_half ? 2 : 4; - const VLCElem * dc_vlc = b < luma_block ? luma_dc_vlc.table : chroma_dc_vlc.table; + const VLCElem * dc_vlc = b < luma_block ? luma_dc_vlc : chroma_dc_vlc; int dc_bits = b < luma_block ? LUMA_DC_BITS : CHROMA_DC_BITS; - const VLCElem * ac_vlc = b < luma_block ? luma_ac_vlc.table : chroma_ac_vlc.table; + const VLCElem * ac_vlc = b < luma_block ? luma_ac_vlc : chroma_ac_vlc; int ac_bits = b < luma_block ? LUMA_AC_BITS : CHROMA_AC_BITS; int plane = b < luma_block ? 0 : b - (yuv20p_half ? 1 : 3); int x, y; @@ -231,9 +231,9 @@ static int lead_decode_frame(AVCodecContext *avctx, AVFrame * frame, for (int j = 0; j < avctx->height / fields / 8; j++) for (int i = 0; i < avctx->width / 8; i++) for (int plane = 0; plane < 3; plane++) { - const VLCElem * dc_vlc = !plane ? luma_dc_vlc.table : chroma_dc_vlc.table; + const VLCElem * dc_vlc = !plane ? luma_dc_vlc : chroma_dc_vlc; int dc_bits = !plane ? LUMA_DC_BITS : CHROMA_DC_BITS; - const VLCElem * ac_vlc = !plane ? luma_ac_vlc.table : chroma_ac_vlc.table; + const VLCElem * ac_vlc = !plane ? luma_ac_vlc : chroma_ac_vlc; int ac_bits = !plane ? LUMA_AC_BITS : CHROMA_AC_BITS; ret = decode_block(s, &gb, dc_vlc, dc_bits, ac_vlc, ac_bits, -- cgit v1.2.3