On Mon, Dec 11, 2017 at 10:10:24PM +0000, Mark Thompson wrote: > On 11/12/17 12:34, Matthieu Bouron wrote: > >> > >> New patch attached fixing errors in get_format() by keeping the original > >> AVCodecHWConfigInternal (ad-hoc) and adding a new one (hw-device) with the > >> device_type field set to the MediaCodec. > >> > >> The updated patchset works without errors with both the old hwaccel method > >> and > >> the new device_ctx method. > > > > From 2bbdae2141ba8ca8db54175f4440ac8190f5953d Mon Sep 17 00:00:00 2001 > > From: Aman Gupta <a...@tmm1.net> > > Date: Sun, 3 Dec 2017 17:32:22 -0800 > > Subject: [PATCH 2/2] libavcodec/mediacodec: use AVMediaCodecDeviceContext > > hw_device_ctx if set > > > > Signed-off-by: Matthieu Bouron <matthieu.bou...@gmail.com> > > --- > > libavcodec/mediacodecdec.c | 8 ++++++++ > > libavcodec/mediacodecdec_common.c | 14 +++++++++++++- > > 2 files changed, 21 insertions(+), 1 deletion(-) > > > > diff --git a/libavcodec/mediacodecdec.c b/libavcodec/mediacodecdec.c > > index 86cc629430..c8ad0b80e7 100644 > > --- a/libavcodec/mediacodecdec.c > > +++ b/libavcodec/mediacodecdec.c > > @@ -543,6 +543,14 @@ static const AVCodecHWConfigInternal > > *mediacodec_hw_configs[] = { > > }, > > .hwaccel = NULL, > > }, > > + &(const AVCodecHWConfigInternal) { > > + .public = { > > + .pix_fmt = AV_PIX_FMT_MEDIACODEC, > > + .methods = AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX, > > This wants to be combined with the previous entry (or together the methods): > ff_get_format() looks for the first entry matching the pix_fmt, so it will > never find this one. I think this might work anyway because AD_HOC is > technically "do whatever you like, I can't check it", but it also wouldn't > notice e.g. a non-matching device in that case.
Patch updated with the two entries merged. Thanks. I tested with both methods (hw device ctx and the old hwaccel way) and no error came up. -- Matthieu B.
>From 7266745203a2467719f21a31c8b4f94390eaeb6b Mon Sep 17 00:00:00 2001 From: Aman Gupta <a...@tmm1.net> Date: Sun, 3 Dec 2017 17:32:22 -0800 Subject: [PATCH 2/2] libavcodec/mediacodec: use AVMediaCodecDeviceContext hw_device_ctx if set Signed-off-by: Matthieu Bouron <matthieu.bou...@gmail.com> --- libavcodec/mediacodecdec.c | 5 +++-- libavcodec/mediacodecdec_common.c | 14 +++++++++++++- 2 files changed, 16 insertions(+), 3 deletions(-) diff --git a/libavcodec/mediacodecdec.c b/libavcodec/mediacodecdec.c index 86cc629430..7b282a1d68 100644 --- a/libavcodec/mediacodecdec.c +++ b/libavcodec/mediacodecdec.c @@ -538,8 +538,9 @@ static const AVCodecHWConfigInternal *mediacodec_hw_configs[] = { &(const AVCodecHWConfigInternal) { .public = { .pix_fmt = AV_PIX_FMT_MEDIACODEC, - .methods = AV_CODEC_HW_CONFIG_METHOD_AD_HOC, - .device_type = AV_HWDEVICE_TYPE_NONE, + .methods = AV_CODEC_HW_CONFIG_METHOD_AD_HOC | + AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX, + .device_type = AV_HWDEVICE_TYPE_MEDIACODEC, }, .hwaccel = NULL, }, diff --git a/libavcodec/mediacodecdec_common.c b/libavcodec/mediacodecdec_common.c index cb2f6ae5e5..a9147f3a08 100644 --- a/libavcodec/mediacodecdec_common.c +++ b/libavcodec/mediacodecdec_common.c @@ -24,6 +24,7 @@ #include <sys/types.h> #include "libavutil/common.h" +#include "libavutil/hwcontext_mediacodec.h" #include "libavutil/mem.h" #include "libavutil/log.h" #include "libavutil/pixfmt.h" @@ -476,7 +477,18 @@ int ff_mediacodec_dec_init(AVCodecContext *avctx, MediaCodecDecContext *s, if (pix_fmt == AV_PIX_FMT_MEDIACODEC) { AVMediaCodecContext *user_ctx = avctx->hwaccel_context; - if (user_ctx && user_ctx->surface) { + if (avctx->hw_device_ctx) { + AVHWDeviceContext *device_ctx = (AVHWDeviceContext*)(avctx->hw_device_ctx->data); + if (device_ctx->type == AV_HWDEVICE_TYPE_MEDIACODEC) { + if (device_ctx->hwctx) { + AVMediaCodecDeviceContext *mediacodec_ctx = (AVMediaCodecDeviceContext *)device_ctx->hwctx; + s->surface = ff_mediacodec_surface_ref(mediacodec_ctx->surface, avctx); + av_log(avctx, AV_LOG_INFO, "Using surface %p\n", s->surface); + } + } + } + + if (!s->surface && user_ctx && user_ctx->surface) { s->surface = ff_mediacodec_surface_ref(user_ctx->surface, avctx); av_log(avctx, AV_LOG_INFO, "Using surface %p\n", s->surface); } -- 2.15.1
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