[FFmpeg-devel] [PATCH v2 2/2] libavcodec/mediacodec: use AVMediaCodecDeviceContext hw_device_ctx if set

[Aman Gupta]

From: Aman Gupta <a...@tmm1.net>

---
 libavcodec/mediacodecdec.c        |  2 +-
 libavcodec/mediacodecdec_common.c | 14 +++++++++++++-
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/libavcodec/mediacodecdec.c b/libavcodec/mediacodecdec.c
index 39f5cbc045..eabf6d0648 100644
--- a/libavcodec/mediacodecdec.c
+++ b/libavcodec/mediacodecdec.c
@@ -520,7 +520,7 @@ static const AVCodecHWConfigInternal 
*mediacodec_hw_configs[] = {
     &(const AVCodecHWConfigInternal) {
         .public          = {
             .pix_fmt     = AV_PIX_FMT_MEDIACODEC,
-            .methods     = AV_CODEC_HW_CONFIG_METHOD_AD_HOC,
+            .methods     = AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX,
             .device_type = AV_HWDEVICE_TYPE_NONE,
         },
         .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);
         }
-- 
2.13.6 (Apple Git-96)

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