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ffmpeg: update v4l2-drmprime patch

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Patch created using revisions 081225c..2bb6d0c
from branch v4l2-drmprime-v6 of https://github.com/jernejsk/FFmpeg
This commit is contained in:
CvH 2021-09-25 15:40:17 +02:00
parent 4af12ebee6
commit 267eca8038
1 changed files with 50 additions and 165 deletions
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215
packages/multimedia/ffmpeg/patches/v4l2-drmprime/ffmpeg-001-v4l2-drmprime.patch
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@ -1,122 +1,7 @@
From b29b5b9f529bbb10cd9880adebf0fb287dcf233b Mon Sep 17 00:00:00 2001
From: Andriy Gelman <andriy.gelman@gmail.com>
Date: Tue, 28 Apr 2020 22:54:21 -0400
Subject: [PATCH 01/11] avcodec/v4l2_m2m: Adapt to call close() on init fail
This fixes several mem leaks when init of encoder/decoder failed.
Fixes ticket #8285
Signed-off-by: Andriy Gelman <andriy.gelman@gmail.com>
---
libavcodec/v4l2_m2m.c | 8 ++++++++
libavcodec/v4l2_m2m_dec.c | 10 ++--------
libavcodec/v4l2_m2m_enc.c | 1 +
3 files changed, 11 insertions(+), 8 deletions(-)
diff --git a/libavcodec/v4l2_m2m.c b/libavcodec/v4l2_m2m.c
index e48b3a8ccf..bfea70ff0c 100644
--- a/libavcodec/v4l2_m2m.c
+++ b/libavcodec/v4l2_m2m.c
@@ -338,6 +338,13 @@ int ff_v4l2_m2m_codec_end(V4L2m2mPriv *priv)
V4L2m2mContext *s = priv->context;
int ret;
+ if (!s)
+ return 0;
+
+ if (av_codec_is_decoder(s->avctx->codec))
+ av_packet_unref(&s->buf_pkt);
+
+ if (s->fd >= 0) {
ret = ff_v4l2_context_set_status(&s->output, VIDIOC_STREAMOFF);
if (ret)
av_log(s->avctx, AV_LOG_ERROR, "VIDIOC_STREAMOFF %s\n", s->output.name);
@@ -345,6 +352,7 @@ int ff_v4l2_m2m_codec_end(V4L2m2mPriv *priv)
ret = ff_v4l2_context_set_status(&s->capture, VIDIOC_STREAMOFF);
if (ret)
av_log(s->avctx, AV_LOG_ERROR, "VIDIOC_STREAMOFF %s\n", s->capture.name);
+ }
ff_v4l2_context_release(&s->output);
diff --git a/libavcodec/v4l2_m2m_dec.c b/libavcodec/v4l2_m2m_dec.c
index 3e17e0fcac..a2ea0ff73a 100644
--- a/libavcodec/v4l2_m2m_dec.c
+++ b/libavcodec/v4l2_m2m_dec.c
@@ -212,9 +212,6 @@ static av_cold int v4l2_decode_init(AVCodecContext *avctx)
ret = ff_v4l2_m2m_codec_init(priv);
if (ret) {
av_log(avctx, AV_LOG_ERROR, "can't configure decoder\n");
- s->self_ref = NULL;
- av_buffer_unref(&priv->context_ref);
-
return ret;
}
@@ -223,10 +220,7 @@ static av_cold int v4l2_decode_init(AVCodecContext *avctx)
static av_cold int v4l2_decode_close(AVCodecContext *avctx)
{
- V4L2m2mPriv *priv = avctx->priv_data;
- V4L2m2mContext *s = priv->context;
- av_packet_unref(&s->buf_pkt);
- return ff_v4l2_m2m_codec_end(priv);
+ return ff_v4l2_m2m_codec_end(avctx->priv_data);
}
#define OFFSET(x) offsetof(V4L2m2mPriv, x)
@@ -261,7 +255,7 @@ static const AVOption options[] = {
.close = v4l2_decode_close, \
.bsfs = bsf_name, \
.capabilities = AV_CODEC_CAP_HARDWARE | AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AVOID_PROBING, \
- .caps_internal = FF_CODEC_CAP_SETS_PKT_DTS, \
+ .caps_internal = FF_CODEC_CAP_SETS_PKT_DTS | FF_CODEC_CAP_INIT_CLEANUP, \
.wrapper_name = "v4l2m2m", \
}
diff --git a/libavcodec/v4l2_m2m_enc.c b/libavcodec/v4l2_m2m_enc.c
index 32321f392f..9f1b2c2ffc 100644
--- a/libavcodec/v4l2_m2m_enc.c
+++ b/libavcodec/v4l2_m2m_enc.c
@@ -416,6 +416,7 @@ static const AVCodecDefault v4l2_m2m_defaults[] = {
.close = v4l2_encode_close, \
.defaults = v4l2_m2m_defaults, \
.capabilities = AV_CODEC_CAP_HARDWARE | AV_CODEC_CAP_DELAY, \
+ .caps_internal = FF_CODEC_CAP_INIT_CLEANUP, \
.wrapper_name = "v4l2m2m", \
}
From 7aaac68934c0e03a78c9f477ec64e522729a64b7 Mon Sep 17 00:00:00 2001
From: Andriy Gelman <andriy.gelman@gmail.com>
Date: Tue, 5 May 2020 01:54:54 -0400
Subject: [PATCH 02/11] avcodec/v4l2_m2m_dec: Use av_packet_move_ref()
Signed-off-by: Andriy Gelman <andriy.gelman@gmail.com>
---
libavcodec/v4l2_m2m_dec.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/libavcodec/v4l2_m2m_dec.c b/libavcodec/v4l2_m2m_dec.c
index a2ea0ff73a..45e9a8e9fe 100644
--- a/libavcodec/v4l2_m2m_dec.c
+++ b/libavcodec/v4l2_m2m_dec.c
@@ -142,8 +142,7 @@ static int v4l2_receive_frame(AVCodecContext *avctx, AVFrame *frame)
int ret;
if (s->buf_pkt.size) {
- avpkt = s->buf_pkt;
- memset(&s->buf_pkt, 0, sizeof(AVPacket));
+ av_packet_move_ref(&avpkt, &s->buf_pkt);
} else {
ret = ff_decode_get_packet(avctx, &avpkt);
if (ret < 0 && ret != AVERROR_EOF)
From c6b85ed30f06ea99513b13cc768a922ebe4d68c2 Mon Sep 17 00:00:00 2001
From 40a990827399c05ad3ce3f8242321bd8a67aa0bd Mon Sep 17 00:00:00 2001
From: Lukas Rusak <lorusak@gmail.com>
Date: Tue, 24 Apr 2018 23:00:23 -0700
Subject: [PATCH 03/11] libavcodec: v4l2m2m: output AVDRMFrameDescriptor
Subject: [PATCH 1/9] libavcodec: v4l2m2m: output AVDRMFrameDescriptor
This allows for a zero-copy output by exporting the v4l2 buffer then wrapping that buffer
in the AVDRMFrameDescriptor like it is done in rkmpp.
@ -157,7 +42,7 @@ V5:
5 files changed, 213 insertions(+), 12 deletions(-)
diff --git a/libavcodec/v4l2_buffers.c b/libavcodec/v4l2_buffers.c
index 02f23d954b..4bb2bf6f87 100644
index 4b2679eb38..cbd3e5680d 100644
--- a/libavcodec/v4l2_buffers.c
+++ b/libavcodec/v4l2_buffers.c
@@ -21,6 +21,7 @@
@ -397,7 +282,7 @@ index 8dbc7fc104..037e667997 100644
* of how many context-refs we are holding. */
AVBufferRef *context_ref;
diff --git a/libavcodec/v4l2_context.c b/libavcodec/v4l2_context.c
index 29b144ed73..7a92df2c3e 100644
index ff1ea8e57b..e9e8c27a54 100644
--- a/libavcodec/v4l2_context.c
+++ b/libavcodec/v4l2_context.c
@@ -455,22 +455,54 @@ static int v4l2_release_buffers(V4L2Context* ctx)
@ -460,10 +345,10 @@ index 29b144ed73..7a92df2c3e 100644
static inline int v4l2_try_raw_format(V4L2Context* ctx, enum AVPixelFormat pixfmt)
diff --git a/libavcodec/v4l2_m2m.h b/libavcodec/v4l2_m2m.h
index 456281f48c..4ee0be653b 100644
index b67b216331..0fbd19a013 100644
--- a/libavcodec/v4l2_m2m.h
+++ b/libavcodec/v4l2_m2m.h
@@ -63,6 +63,9 @@ typedef struct V4L2m2mContext {
@@ -66,6 +66,9 @@ typedef struct V4L2m2mContext {
/* reference back to V4L2m2mPriv */
void *priv;
@ -474,7 +359,7 @@ index 456281f48c..4ee0be653b 100644
typedef struct V4L2m2mPriv {
diff --git a/libavcodec/v4l2_m2m_dec.c b/libavcodec/v4l2_m2m_dec.c
index 45e9a8e9fe..eb6ecc8ed5 100644
index ab07c0a24a..6bc7442702 100644
--- a/libavcodec/v4l2_m2m_dec.c
+++ b/libavcodec/v4l2_m2m_dec.c
@@ -23,6 +23,9 @@
@ -497,7 +382,7 @@ index 45e9a8e9fe..eb6ecc8ed5 100644
#include "v4l2_context.h"
#include "v4l2_m2m.h"
#include "v4l2_fmt.h"
@@ -207,6 +213,15 @@ static av_cold int v4l2_decode_init(AVCodecContext *avctx)
@@ -201,6 +207,15 @@ static av_cold int v4l2_decode_init(AVCodecContext *avctx)
capture->av_codec_id = AV_CODEC_ID_RAWVIDEO;
capture->av_pix_fmt = avctx->pix_fmt;
@ -513,7 +398,7 @@ index 45e9a8e9fe..eb6ecc8ed5 100644
s->avctx = avctx;
ret = ff_v4l2_m2m_codec_init(priv);
if (ret) {
@@ -232,6 +247,11 @@ static const AVOption options[] = {
@@ -226,6 +241,11 @@ static const AVOption options[] = {
{ NULL},
};
@ -525,7 +410,7 @@ index 45e9a8e9fe..eb6ecc8ed5 100644
#define M2MDEC_CLASS(NAME) \
static const AVClass v4l2_m2m_ ## NAME ## _dec_class = { \
.class_name = #NAME "_v4l2m2m_decoder", \
@@ -255,6 +275,9 @@ static const AVOption options[] = {
@@ -249,6 +269,9 @@ static const AVOption options[] = {
.bsfs = bsf_name, \
.capabilities = AV_CODEC_CAP_HARDWARE | AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AVOID_PROBING, \
.caps_internal = FF_CODEC_CAP_SETS_PKT_DTS | FF_CODEC_CAP_INIT_CLEANUP, \
@ -536,10 +421,10 @@ index 45e9a8e9fe..eb6ecc8ed5 100644
}
From 2b5cd753892dceba3b211053a6266c40aab38c55 Mon Sep 17 00:00:00 2001
From 9a2a361c2c84c8da54cd3a74b0d0bb966df8fe69 Mon Sep 17 00:00:00 2001
From: Lukas Rusak <lorusak@gmail.com>
Date: Thu, 16 Aug 2018 21:09:40 -0700
Subject: [PATCH 04/11] libavcodec: v4l2m2m: depends on libdrm
Subject: [PATCH 2/9] libavcodec: v4l2m2m: depends on libdrm
---
configure | 1 +
@ -547,10 +432,10 @@ Subject: [PATCH 04/11] libavcodec: v4l2m2m: depends on libdrm
2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/configure b/configure
index 8569a60bf8..a049707dd6 100755
index d7a3f507e8..d203f6f7da 100755
--- a/configure
+++ b/configure
@@ -3401,6 +3401,7 @@ sndio_indev_deps="sndio"
@@ -3437,6 +3437,7 @@ sndio_indev_deps="sndio"
sndio_outdev_deps="sndio"
v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
v4l2_indev_suggest="libv4l2"
@ -559,7 +444,7 @@ index 8569a60bf8..a049707dd6 100755
v4l2_outdev_suggest="libv4l2"
vfwcap_indev_deps="vfw32 vfwcap_defines"
diff --git a/libavcodec/v4l2_buffers.c b/libavcodec/v4l2_buffers.c
index 4bb2bf6f87..c36a73d1fa 100644
index cbd3e5680d..bebe2c1796 100644
--- a/libavcodec/v4l2_buffers.c
+++ b/libavcodec/v4l2_buffers.c
@@ -21,7 +21,7 @@
@ -572,10 +457,10 @@ index 4bb2bf6f87..c36a73d1fa 100644
#include <sys/ioctl.h>
#include <sys/mman.h>
From 09a0f1b99548a249991891ee4e02ae6613b545d7 Mon Sep 17 00:00:00 2001
From 7b0fa2d859c12a8a129c884d16673ca731336c06 Mon Sep 17 00:00:00 2001
From: Lukas Rusak <lorusak@gmail.com>
Date: Thu, 16 Aug 2018 21:10:13 -0700
Subject: [PATCH 05/11] libavcodec: v4l2m2m: set format_modifier to
Subject: [PATCH 3/9] libavcodec: v4l2m2m: set format_modifier to
DRM_FORMAT_MOD_LINEAR
---
@ -583,7 +468,7 @@ Subject: [PATCH 05/11] libavcodec: v4l2m2m: set format_modifier to
1 file changed, 2 insertions(+)
diff --git a/libavcodec/v4l2_buffers.c b/libavcodec/v4l2_buffers.c
index c36a73d1fa..072b77bbda 100644
index bebe2c1796..12037d5d66 100644
--- a/libavcodec/v4l2_buffers.c
+++ b/libavcodec/v4l2_buffers.c
@@ -328,10 +328,12 @@ static int v4l2_buffer_export_drm(V4L2Buffer* avbuf)
@ -600,10 +485,10 @@ index c36a73d1fa..072b77bbda 100644
}
From e8df5a982f705aaba1e03aef653169bc17a0d464 Mon Sep 17 00:00:00 2001
From e1857456c8f24e40d5c898886f2f51014e59ee9d Mon Sep 17 00:00:00 2001
From: Lukas Rusak <lorusak@gmail.com>
Date: Thu, 16 Aug 2018 21:10:53 -0700
Subject: [PATCH 06/11] libavcodec: v4l2m2m: only mmap the buffer when it is
Subject: [PATCH 4/9] libavcodec: v4l2m2m: only mmap the buffer when it is
output type and drm prime is used
---
@ -611,7 +496,7 @@ Subject: [PATCH 06/11] libavcodec: v4l2m2m: only mmap the buffer when it is
1 file changed, 14 insertions(+), 6 deletions(-)
diff --git a/libavcodec/v4l2_buffers.c b/libavcodec/v4l2_buffers.c
index 072b77bbda..8162531973 100644
index 12037d5d66..1adf518ab9 100644
--- a/libavcodec/v4l2_buffers.c
+++ b/libavcodec/v4l2_buffers.c
@@ -662,14 +662,22 @@ int ff_v4l2_buffer_initialize(V4L2Buffer* avbuf, int index)
@ -644,20 +529,20 @@ index 072b77bbda..8162531973 100644
if (avbuf->plane_info[i].mm_addr == MAP_FAILED)
From 4fb7664bb6be542b691323a03050cdd024585afc Mon Sep 17 00:00:00 2001
From c8fc3ea1b5777546f7ec72a54b053a2d4fa9fd59 Mon Sep 17 00:00:00 2001
From: Lukas Rusak <lorusak@gmail.com>
Date: Thu, 16 Aug 2018 21:11:38 -0700
Subject: [PATCH 07/11] libavcodec: v4l2m2m: allow using software pixel formats
Subject: [PATCH 5/9] libavcodec: v4l2m2m: allow using software pixel formats
---
libavcodec/v4l2_m2m_dec.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/libavcodec/v4l2_m2m_dec.c b/libavcodec/v4l2_m2m_dec.c
index eb6ecc8ed5..3b2449ae6c 100644
index 6bc7442702..4b9baf833c 100644
--- a/libavcodec/v4l2_m2m_dec.c
+++ b/libavcodec/v4l2_m2m_dec.c
@@ -219,8 +219,16 @@ static av_cold int v4l2_decode_init(AVCodecContext *avctx)
@@ -213,8 +213,16 @@ static av_cold int v4l2_decode_init(AVCodecContext *avctx)
* - the DRM frame format is passed in the DRM frame descriptor layer.
* check the v4l2_get_drm_frame function.
*/
@ -675,7 +560,7 @@ index eb6ecc8ed5..3b2449ae6c 100644
s->avctx = avctx;
ret = ff_v4l2_m2m_codec_init(priv);
@@ -276,6 +284,7 @@ static const AVCodecHWConfigInternal *v4l2_m2m_hw_configs[] = {
@@ -270,6 +278,7 @@ static const AVCodecHWConfigInternal *v4l2_m2m_hw_configs[] = {
.capabilities = AV_CODEC_CAP_HARDWARE | AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AVOID_PROBING, \
.caps_internal = FF_CODEC_CAP_SETS_PKT_DTS | FF_CODEC_CAP_INIT_CLEANUP, \
.pix_fmts = (const enum AVPixelFormat[]) { AV_PIX_FMT_DRM_PRIME, \
@ -684,10 +569,10 @@ index eb6ecc8ed5..3b2449ae6c 100644
.hw_configs = v4l2_m2m_hw_configs, \
.wrapper_name = "v4l2m2m", \
From 27ae887df07992385b1afc9b532f978066e83774 Mon Sep 17 00:00:00 2001
From 13f02e940f083f19dbe8b9ac8fc7df45700dd36e Mon Sep 17 00:00:00 2001
From: Lukas Rusak <lorusak@gmail.com>
Date: Mon, 24 Sep 2018 13:39:31 -0700
Subject: [PATCH 08/11] libavcodec: v4l2m2m: implement hwcontext
Subject: [PATCH 6/9] libavcodec: v4l2m2m: implement hwcontext
---
libavcodec/v4l2_buffers.c | 22 ++++++++++++++++++++++
@ -697,7 +582,7 @@ Subject: [PATCH 08/11] libavcodec: v4l2m2m: implement hwcontext
4 files changed, 37 insertions(+)
diff --git a/libavcodec/v4l2_buffers.c b/libavcodec/v4l2_buffers.c
index 8162531973..9c5d471c9b 100644
index 1adf518ab9..6e2a544394 100644
--- a/libavcodec/v4l2_buffers.c
+++ b/libavcodec/v4l2_buffers.c
@@ -435,6 +435,7 @@ static int v4l2_buffer_buf_to_swframe(AVFrame *frame, V4L2Buffer *avbuf)
@ -750,10 +635,10 @@ index 22a9532444..e804e94131 100644
/**
diff --git a/libavcodec/v4l2_m2m.h b/libavcodec/v4l2_m2m.h
index 4ee0be653b..61cb919771 100644
index 0fbd19a013..adf5997bb5 100644
--- a/libavcodec/v4l2_m2m.h
+++ b/libavcodec/v4l2_m2m.h
@@ -64,6 +64,8 @@ typedef struct V4L2m2mContext {
@@ -67,6 +67,8 @@ typedef struct V4L2m2mContext {
/* reference back to V4L2m2mPriv */
void *priv;
@ -763,7 +648,7 @@ index 4ee0be653b..61cb919771 100644
int output_drm;
} V4L2m2mContext;
diff --git a/libavcodec/v4l2_m2m_dec.c b/libavcodec/v4l2_m2m_dec.c
index 3b2449ae6c..c6b865fde8 100644
index 4b9baf833c..6c23693137 100644
--- a/libavcodec/v4l2_m2m_dec.c
+++ b/libavcodec/v4l2_m2m_dec.c
@@ -35,6 +35,7 @@
@ -774,7 +659,7 @@ index 3b2449ae6c..c6b865fde8 100644
#include "v4l2_context.h"
#include "v4l2_m2m.h"
@@ -230,6 +231,16 @@ static av_cold int v4l2_decode_init(AVCodecContext *avctx)
@@ -224,6 +225,16 @@ static av_cold int v4l2_decode_init(AVCodecContext *avctx)
break;
}
@ -792,10 +677,10 @@ index 3b2449ae6c..c6b865fde8 100644
ret = ff_v4l2_m2m_codec_init(priv);
if (ret) {
From aee464209ec6ad060d352dfb638344a1f4db3ce4 Mon Sep 17 00:00:00 2001
From 34be198b8039c9df434792f19f0985e45419407e Mon Sep 17 00:00:00 2001
From: Lukas Rusak <lorusak@gmail.com>
Date: Mon, 4 May 2020 13:01:29 -0700
Subject: [PATCH 09/11] libavcodec: v4l2m2m: allow lower minimum buffer values
Subject: [PATCH 7/9] libavcodec: v4l2m2m: allow lower minimum buffer values
There is no reason to enforce a high minimum. In the context
of streaming only a few output buffers and capture buffers
@ -807,7 +692,7 @@ alleviate memory pressure when decoding 4K media.
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavcodec/v4l2_m2m.h b/libavcodec/v4l2_m2m.h
index 61cb919771..feeb162812 100644
index adf5997bb5..1082b9dad2 100644
--- a/libavcodec/v4l2_m2m.h
+++ b/libavcodec/v4l2_m2m.h
@@ -38,7 +38,7 @@
@ -820,10 +705,10 @@ index 61cb919771..feeb162812 100644
typedef struct V4L2m2mContext {
char devname[PATH_MAX];
diff --git a/libavcodec/v4l2_m2m_dec.c b/libavcodec/v4l2_m2m_dec.c
index c6b865fde8..b9725be377 100644
index 6c23693137..e323c37052 100644
--- a/libavcodec/v4l2_m2m_dec.c
+++ b/libavcodec/v4l2_m2m_dec.c
@@ -262,7 +262,7 @@ static av_cold int v4l2_decode_close(AVCodecContext *avctx)
@@ -256,7 +256,7 @@ static av_cold int v4l2_decode_close(AVCodecContext *avctx)
static const AVOption options[] = {
V4L_M2M_DEFAULT_OPTS,
{ "num_capture_buffers", "Number of buffers in the capture context",
@ -833,10 +718,10 @@ index c6b865fde8..b9725be377 100644
};
From ffc4419f456c00ab71cf93f792b0473c6de14e64 Mon Sep 17 00:00:00 2001
From 2956fd1881d28abf6bf77bd9a57866c4ba81d199 Mon Sep 17 00:00:00 2001
From: Lukas Rusak <lorusak@gmail.com>
Date: Wed, 6 May 2020 11:12:58 -0700
Subject: [PATCH 10/11] libavcodec: v4l2m2m: add option to specify pixel format
Subject: [PATCH 8/9] libavcodec: v4l2m2m: add option to specify pixel format
used by the decoder
---
@ -846,7 +731,7 @@ Subject: [PATCH 10/11] libavcodec: v4l2m2m: add option to specify pixel format
3 files changed, 12 insertions(+)
diff --git a/libavcodec/v4l2_context.c b/libavcodec/v4l2_context.c
index 7a92df2c3e..fa2deae888 100644
index e9e8c27a54..a97b70e836 100644
--- a/libavcodec/v4l2_context.c
+++ b/libavcodec/v4l2_context.c
@@ -531,6 +531,8 @@ static inline int v4l2_try_raw_format(V4L2Context* ctx, enum AVPixelFormat pixfm
@ -873,7 +758,7 @@ index 7a92df2c3e..fa2deae888 100644
ret = v4l2_try_raw_format(ctx, pixfmt);
if (ret){
diff --git a/libavcodec/v4l2_m2m.h b/libavcodec/v4l2_m2m.h
index feeb162812..0e88bf9329 100644
index 1082b9dad2..943a8923c4 100644
--- a/libavcodec/v4l2_m2m.h
+++ b/libavcodec/v4l2_m2m.h
@@ -30,6 +30,7 @@
@ -884,7 +769,7 @@ index feeb162812..0e88bf9329 100644
#include "v4l2_context.h"
#define container_of(ptr, type, member) ({ \
@@ -78,6 +79,7 @@ typedef struct V4L2m2mPriv {
@@ -81,6 +82,7 @@ typedef struct V4L2m2mPriv {
int num_output_buffers;
int num_capture_buffers;
@ -893,10 +778,10 @@ index feeb162812..0e88bf9329 100644
/**
diff --git a/libavcodec/v4l2_m2m_dec.c b/libavcodec/v4l2_m2m_dec.c
index b9725be377..6109deee8a 100644
index e323c37052..363e998142 100644
--- a/libavcodec/v4l2_m2m_dec.c
+++ b/libavcodec/v4l2_m2m_dec.c
@@ -263,6 +263,7 @@ static const AVOption options[] = {
@@ -257,6 +257,7 @@ static const AVOption options[] = {
V4L_M2M_DEFAULT_OPTS,
{ "num_capture_buffers", "Number of buffers in the capture context",
OFFSET(num_capture_buffers), AV_OPT_TYPE_INT, {.i64 = 20}, 2, INT_MAX, FLAGS },
@ -905,20 +790,20 @@ index b9725be377..6109deee8a 100644
};
From 8595d06d4909bbec0aa14625fcfc869c6bcef696 Mon Sep 17 00:00:00 2001
From 2bb6d0cb244590f0c70dd111ed978cd87fa3bee1 Mon Sep 17 00:00:00 2001
From: Lukas Rusak <lorusak@gmail.com>
Date: Mon, 24 Sep 2018 13:39:56 -0700
Subject: [PATCH 11/11] libavcodec: v4l2m2m: implement flush
Subject: [PATCH 9/9] libavcodec: v4l2m2m: implement flush
---
libavcodec/v4l2_m2m_dec.c | 36 ++++++++++++++++++++++++++++++++++++
1 file changed, 36 insertions(+)
diff --git a/libavcodec/v4l2_m2m_dec.c b/libavcodec/v4l2_m2m_dec.c
index 6109deee8a..820cdf241f 100644
index 363e998142..52ec67cb59 100644
--- a/libavcodec/v4l2_m2m_dec.c
+++ b/libavcodec/v4l2_m2m_dec.c
@@ -256,6 +256,41 @@ static av_cold int v4l2_decode_close(AVCodecContext *avctx)
@@ -250,6 +250,41 @@ static av_cold int v4l2_decode_close(AVCodecContext *avctx)
return ff_v4l2_m2m_codec_end(avctx->priv_data);
}
@ -960,7 +845,7 @@ index 6109deee8a..820cdf241f 100644
#define OFFSET(x) offsetof(V4L2m2mPriv, x)
#define FLAGS AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM
@@ -292,6 +327,7 @@ static const AVCodecHWConfigInternal *v4l2_m2m_hw_configs[] = {
@@ -286,6 +321,7 @@ static const AVCodecHWConfigInternal *v4l2_m2m_hw_configs[] = {
.init = v4l2_decode_init, \
.receive_frame = v4l2_receive_frame, \
.close = v4l2_decode_close, \