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Code Issues Releases Activity

avconv_vdpau: use the hwcontext device creation API

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This commit is contained in:
Anton Khirnov
2016-05-19 19:08:06 +02:00
parent b8bf9194af
commit f72db3f2f3
1 changed files with 7 additions and 88 deletions
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95
avconv_vdpau.c
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@@ -18,11 +18,6 @@
#include <stdint.h>
#include <vdpau/vdpau.h>
#include <vdpau/vdpau_x11.h>
#include <X11/Xlib.h>
#include "avconv.h"
#include "libavcodec/vdpau.h"
@@ -38,23 +33,6 @@ typedef struct VDPAUContext {
AVFrame *tmp_frame;
} VDPAUContext;
typedef struct VDPAUHWDevicePriv {
VdpDeviceDestroy *device_destroy;
Display *dpy;
} VDPAUHWDevicePriv;
static void device_free(AVHWDeviceContext *ctx)
{
AVVDPAUDeviceContext *hwctx = ctx->hwctx;
VDPAUHWDevicePriv *priv = ctx->user_opaque;
if (priv->device_destroy)
priv->device_destroy(hwctx->device);
if (priv->dpy)
XCloseDisplay(priv->dpy);
av_freep(&priv);
}
static void vdpau_uninit(AVCodecContext *s)
{
InputStream *ist = s->opaque;
@@ -106,15 +84,8 @@ static int vdpau_alloc(AVCodecContext *s)
InputStream *ist = s->opaque;
int loglevel = (ist->hwaccel_id == HWACCEL_AUTO) ? AV_LOG_VERBOSE : AV_LOG_ERROR;
VDPAUContext *ctx;
const char *display, *vendor;
VdpStatus err;
int ret;
VdpDevice device;
VdpGetProcAddress *get_proc_address;
VdpGetInformationString *get_information_string;
VDPAUHWDevicePriv *device_priv = NULL;
AVBufferRef *device_ref = NULL;
AVHWDeviceContext *device_ctx;
AVVDPAUDeviceContext *device_hwctx;
@@ -124,10 +95,6 @@ static int vdpau_alloc(AVCodecContext *s)
if (!ctx)
return AVERROR(ENOMEM);
device_priv = av_mallocz(sizeof(*device_priv));
if (!device_priv)
goto fail;
ist->hwaccel_ctx = ctx;
ist->hwaccel_uninit = vdpau_uninit;
ist->hwaccel_get_buffer = vdpau_get_buffer;
@@ -137,51 +104,12 @@ static int vdpau_alloc(AVCodecContext *s)
if (!ctx->tmp_frame)
goto fail;
device_priv->dpy = XOpenDisplay(ist->hwaccel_device);
if (!device_priv->dpy) {
av_log(NULL, loglevel, "Cannot open the X11 display %s.\n",
XDisplayName(ist->hwaccel_device));
goto fail;
}
display = XDisplayString(device_priv->dpy);
err = vdp_device_create_x11(device_priv->dpy, XDefaultScreen(device_priv->dpy),
&device, &get_proc_address);
if (err != VDP_STATUS_OK) {
av_log(NULL, loglevel, "VDPAU device creation on X11 display %s failed.\n",
display);
goto fail;
}
#define GET_CALLBACK(id, result) \
do { \
void *tmp; \
err = get_proc_address(device, id, &tmp); \
if (err != VDP_STATUS_OK) { \
av_log(NULL, loglevel, "Error getting the " #id " callback.\n"); \
goto fail; \
} \
result = tmp; \
} while (0)
GET_CALLBACK(VDP_FUNC_ID_GET_INFORMATION_STRING, get_information_string);
GET_CALLBACK(VDP_FUNC_ID_DEVICE_DESTROY, device_priv->device_destroy);
device_ref = av_hwdevice_ctx_alloc(AV_HWDEVICE_TYPE_VDPAU);
if (!device_ref)
goto fail;
device_ctx = (AVHWDeviceContext*)device_ref->data;
device_hwctx = device_ctx->hwctx;
device_ctx->user_opaque = device_priv;
device_ctx->free = device_free;
device_hwctx->device = device;
device_hwctx->get_proc_address = get_proc_address;
device_priv = NULL;
ret = av_hwdevice_ctx_init(device_ref);
ret = av_hwdevice_ctx_create(&device_ref, AV_HWDEVICE_TYPE_VDPAU,
ist->hwaccel_device, NULL, 0);
if (ret < 0)
goto fail;
device_ctx = (AVHWDeviceContext*)device_ref->data;
device_hwctx = device_ctx->hwctx;
ctx->hw_frames_ctx = av_hwframe_ctx_alloc(device_ref);
if (!ctx->hw_frames_ctx)
@@ -198,26 +126,17 @@ do {
if (ret < 0)
goto fail;
if (av_vdpau_bind_context(s, device, get_proc_address, 0))
if (av_vdpau_bind_context(s, device_hwctx->device, device_hwctx->get_proc_address, 0))
goto fail;
get_information_string(&vendor);
av_log(NULL, AV_LOG_VERBOSE, "Using VDPAU -- %s -- on X11 display %s, "
"to decode input stream #%d:%d.\n", vendor,
display, ist->file_index, ist->st->index);
av_log(NULL, AV_LOG_VERBOSE, "Using VDPAU to decode input stream #%d:%d.\n",
ist->file_index, ist->st->index);
return 0;
fail:
av_log(NULL, loglevel, "VDPAU init failed for stream #%d:%d.\n",
ist->file_index, ist->st->index);
if (device_priv) {
if (device_priv->device_destroy)
device_priv->device_destroy(device);
if (device_priv->dpy)
XCloseDisplay(device_priv->dpy);
}
av_freep(&device_priv);
av_buffer_unref(&device_ref);
vdpau_uninit(s);
return AVERROR(EINVAL);