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lavc/mpeg*: drop the XvMC hwaccel code

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XvMC was last relevant over 10 years ago, if ever. There is no reason to
use it today.
This commit is contained in:
Anton Khirnov
2022-02-01 10:15:51 +01:00
parent a67734596d
commit be95df12bb
15 changed files with 2 additions and 501 deletions
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43
libavcodec/mpeg12dec.c
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@@ -51,7 +51,6 @@
#include "profiles.h"
#include "startcode.h"
#include "thread.h"
#include "xvmc_internal.h"
#define A53_MAX_CC_COUNT 2000
@@ -763,9 +762,6 @@ static int mpeg_decode_mb(MpegEncContext *s, int16_t block[12][64])
memset(s->last_mv, 0, sizeof(s->last_mv));
}
s->mb_intra = 1;
// if 1, we memcpy blocks in xvmcvideo
if ((CONFIG_MPEG1_XVMC_HWACCEL || CONFIG_MPEG2_XVMC_HWACCEL) && s->pack_pblocks)
ff_xvmc_pack_pblocks(s, -1); // inter are always full blocks
if (s->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
if (s->avctx->flags2 & AV_CODEC_FLAG2_FAST) {
@@ -994,10 +990,6 @@ static int mpeg_decode_mb(MpegEncContext *s, int16_t block[12][64])
return AVERROR_INVALIDDATA;
}
// if 1, we memcpy blocks in xvmcvideo
if ((CONFIG_MPEG1_XVMC_HWACCEL || CONFIG_MPEG2_XVMC_HWACCEL) && s->pack_pblocks)
ff_xvmc_pack_pblocks(s, cbp);
if (s->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
if (s->avctx->flags2 & AV_CODEC_FLAG2_FAST) {
for (i = 0; i < 6; i++) {
@@ -1115,9 +1107,6 @@ static const enum AVPixelFormat mpeg1_hwaccel_pixfmt_list_420[] = {
#if CONFIG_MPEG1_NVDEC_HWACCEL
AV_PIX_FMT_CUDA,
#endif
#if CONFIG_MPEG1_XVMC_HWACCEL
AV_PIX_FMT_XVMC,
#endif
#if CONFIG_MPEG1_VDPAU_HWACCEL
AV_PIX_FMT_VDPAU,
#endif
@@ -1129,9 +1118,6 @@ static const enum AVPixelFormat mpeg2_hwaccel_pixfmt_list_420[] = {
#if CONFIG_MPEG2_NVDEC_HWACCEL
AV_PIX_FMT_CUDA,
#endif
#if CONFIG_MPEG2_XVMC_HWACCEL
AV_PIX_FMT_XVMC,
#endif
#if CONFIG_MPEG2_VDPAU_HWACCEL
AV_PIX_FMT_VDPAU,
#endif
@@ -1183,21 +1169,6 @@ static enum AVPixelFormat mpeg_get_pixelformat(AVCodecContext *avctx)
return ff_thread_get_format(avctx, pix_fmts);
}
static void setup_hwaccel_for_pixfmt(AVCodecContext *avctx)
{
// until then pix_fmt may be changed right after codec init
if (avctx->hwaccel)
if (avctx->idct_algo == FF_IDCT_AUTO)
avctx->idct_algo = FF_IDCT_NONE;
if (avctx->hwaccel && avctx->pix_fmt == AV_PIX_FMT_XVMC) {
Mpeg1Context *s1 = avctx->priv_data;
MpegEncContext *s = &s1->mpeg_enc_ctx;
s->pack_pblocks = 1;
}
}
/* Call this function when we know all parameters.
* It may be called in different places for MPEG-1 and MPEG-2. */
static int mpeg_decode_postinit(AVCodecContext *avctx)
@@ -1321,7 +1292,6 @@ static int mpeg_decode_postinit(AVCodecContext *avctx)
} // MPEG-2
avctx->pix_fmt = mpeg_get_pixelformat(avctx);
setup_hwaccel_for_pixfmt(avctx);
/* Quantization matrices may need reordering
* if DCT permutation is changed. */
@@ -1809,10 +1779,6 @@ static int mpeg_decode_slice(MpegEncContext *s, int mb_y,
}
for (;;) {
// If 1, we memcpy blocks in xvmcvideo.
if ((CONFIG_MPEG1_XVMC_HWACCEL || CONFIG_MPEG2_XVMC_HWACCEL) && s->pack_pblocks)
ff_xvmc_init_block(s); // set s->block
if ((ret = mpeg_decode_mb(s, s->block)) < 0)
return ret;
@@ -2166,7 +2132,6 @@ static int mpeg1_decode_sequence(AVCodecContext *avctx,
s->codec_id =
s->avctx->codec_id = AV_CODEC_ID_MPEG1VIDEO;
s->out_format = FMT_MPEG1;
s->swap_uv = 0; // AFAIK VCR2 does not have SEQ_HEADER
if (s->avctx->flags & AV_CODEC_FLAG_LOW_DELAY)
s->low_delay = 1;
@@ -2195,7 +2160,6 @@ static int vcr2_init_sequence(AVCodecContext *avctx)
s->low_delay = 1;
avctx->pix_fmt = mpeg_get_pixelformat(avctx);
setup_hwaccel_for_pixfmt(avctx);
ff_mpv_idct_init(s);
if ((ret = ff_mpv_common_init(s)) < 0)
@@ -2222,7 +2186,6 @@ static int vcr2_init_sequence(AVCodecContext *avctx)
if (s->codec_tag == AV_RL32("BW10")) {
s->codec_id = s->avctx->codec_id = AV_CODEC_ID_MPEG1VIDEO;
} else {
s->swap_uv = 1; // in case of xvmc we need to swap uv for each MB
s->codec_id = s->avctx->codec_id = AV_CODEC_ID_MPEG2VIDEO;
}
s1->save_width = s->width;
@@ -2924,9 +2887,6 @@ const AVCodec ff_mpeg1video_decoder = {
#endif
#if CONFIG_MPEG1_VIDEOTOOLBOX_HWACCEL
HWACCEL_VIDEOTOOLBOX(mpeg1),
#endif
#if CONFIG_MPEG1_XVMC_HWACCEL
HWACCEL_XVMC(mpeg1),
#endif
NULL
},
@@ -2972,9 +2932,6 @@ const AVCodec ff_mpeg2video_decoder = {
#endif
#if CONFIG_MPEG2_VIDEOTOOLBOX_HWACCEL
HWACCEL_VIDEOTOOLBOX(mpeg2),
#endif
#if CONFIG_MPEG2_XVMC_HWACCEL
HWACCEL_XVMC(mpeg2),
#endif
NULL
},