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avcodec/cuvid: make use of new av_hwdevice_ctx_create api

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This commit is contained in:
Timo Rothenpieler 2016-09-29 19:40:42 +02:00
parent 49511501aa
commit ba0e516533
2 changed files with 11 additions and 44 deletions
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53
libavcodec/cuvid.c
View File

@ -41,6 +41,8 @@ typedef struct CuvidContext
CUvideodecoder cudecoder;
CUvideoparser cuparser;
char *cu_gpu;
AVBufferRef *hwdevice;
AVBufferRef *hwframe;
@ -546,12 +548,6 @@ static av_cold int cuvid_decode_end(AVCodecContext *avctx)
return 0;
}
static void cuvid_ctx_free(AVHWDeviceContext *ctx)
{
AVCUDADeviceContext *hwctx = ctx->hwctx;
cuCtxDestroy(hwctx->cuda_ctx);
}
static int cuvid_test_dummy_decoder(AVCodecContext *avctx, CUVIDPARSERPARAMS *cuparseinfo)
{
CUVIDDECODECREATEINFO cuinfo;
@ -599,7 +595,6 @@ static av_cold int cuvid_decode_init(AVCodecContext *avctx)
AVHWDeviceContext *device_ctx;
AVHWFramesContext *hwframe_ctx;
CUVIDSOURCEDATAPACKET seq_pkt;
CUdevice device;
CUcontext cuda_ctx = NULL;
CUcontext dummy;
const AVBitStreamFilter *bsf;
@ -637,54 +632,25 @@ static av_cold int cuvid_decode_init(AVCodecContext *avctx)
ret = AVERROR(ENOMEM);
goto error;
}
device_ctx = hwframe_ctx->device_ctx;
device_hwctx = device_ctx->hwctx;
cuda_ctx = device_hwctx->cuda_ctx;
} else {
ctx->hwdevice = av_hwdevice_ctx_alloc(AV_HWDEVICE_TYPE_CUDA);
if (!ctx->hwdevice) {
av_log(avctx, AV_LOG_ERROR, "Error allocating hwdevice\n");
ret = AVERROR(ENOMEM);
goto error;
}
ret = CHECK_CU(cuInit(0));
ret = av_hwdevice_ctx_create(&ctx->hwdevice, AV_HWDEVICE_TYPE_CUDA, ctx->cu_gpu, NULL, 0);
if (ret < 0)
goto error;
ret = CHECK_CU(cuDeviceGet(&device, 0));
if (ret < 0)
goto error;
ret = CHECK_CU(cuCtxCreate(&cuda_ctx, CU_CTX_SCHED_BLOCKING_SYNC, device));
if (ret < 0)
goto error;
device_ctx = (AVHWDeviceContext*)ctx->hwdevice->data;
device_ctx->free = cuvid_ctx_free;
device_hwctx = device_ctx->hwctx;
device_hwctx->cuda_ctx = cuda_ctx;
ret = CHECK_CU(cuCtxPopCurrent(&dummy));
if (ret < 0)
goto error;
ret = av_hwdevice_ctx_init(ctx->hwdevice);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "av_hwdevice_ctx_init failed\n");
goto error;
}
ctx->hwframe = av_hwframe_ctx_alloc(ctx->hwdevice);
if (!ctx->hwframe) {
av_log(avctx, AV_LOG_ERROR, "av_hwframe_ctx_alloc failed\n");
ret = AVERROR(ENOMEM);
goto error;
}
hwframe_ctx = (AVHWFramesContext*)ctx->hwframe->data;
}
device_ctx = hwframe_ctx->device_ctx;
device_hwctx = device_ctx->hwctx;
cuda_ctx = device_hwctx->cuda_ctx;
memset(&ctx->cuparseinfo, 0, sizeof(ctx->cuparseinfo));
memset(&ctx->cuparse_ext, 0, sizeof(ctx->cuparse_ext));
memset(&seq_pkt, 0, sizeof(seq_pkt));
@ -883,6 +849,7 @@ static const AVOption options[] = {
{ "weave", "Weave deinterlacing (do nothing)", 0, AV_OPT_TYPE_CONST, { .i64 = cudaVideoDeinterlaceMode_Weave }, 0, 0, VD, "deint" },
{ "bob", "Bob deinterlacing", 0, AV_OPT_TYPE_CONST, { .i64 = cudaVideoDeinterlaceMode_Bob }, 0, 0, VD, "deint" },
{ "adaptive", "Adaptive deinterlacing", 0, AV_OPT_TYPE_CONST, { .i64 = cudaVideoDeinterlaceMode_Adaptive }, 0, 0, VD, "deint" },
{ "gpu", "GPU to be used for decoding", OFFSET(cu_gpu), AV_OPT_TYPE_STRING, { .str = NULL }, 0, 0, VD },
{ NULL }
};

2
libavcodec/version.h
View File

@ -29,7 +29,7 @@
#define LIBAVCODEC_VERSION_MAJOR 57
#define LIBAVCODEC_VERSION_MINOR 60
#define LIBAVCODEC_VERSION_MICRO 100
#define LIBAVCODEC_VERSION_MICRO 101
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \