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Code Issues Releases Activity

libavcodec/qsv.c: Linux-only code part has been moved to separate function in order to avoid the "ISO C90 forbids mixed declarations and code" compiler warning.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Ivan Uskov 2015-07-06 18:04:13 +03:00 committed by Michael Niedermayer
parent 1d5edad8cc
commit 9c95734e1c
1 changed files with 43 additions and 32 deletions
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75
libavcodec/qsv.c
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@ -76,41 +76,13 @@ int ff_qsv_error(int mfx_err)
return AVERROR_UNKNOWN; return AVERROR_UNKNOWN;
} }
} }
static int ff_qsv_set_display_handle(AVCodecContext *avctx, mfxSession session)
/**
* @brief Initialize a MSDK session
*
* Media SDK is based on sessions, so this is the prerequisite
* initialization for HW acceleration. For Windows the session is
* complete and ready to use, for Linux a display handle is
* required. For releases of Media Server Studio >= 2015 R4 the
* render nodes interface is preferred (/dev/dri/renderD).
* Using Media Server Studio 2015 R4 or newer is recommended
* but the older /dev/dri/card interface is also searched
* for broader compatibility.
*
* @param avctx ffmpeg metadata for this codec context
* @param session the MSDK session used
*/
int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session)
{ {
mfxIMPL impl = MFX_IMPL_AUTO_ANY;
mfxVersion ver = { { QSV_VERSION_MINOR, QSV_VERSION_MAJOR } };
const char *desc;
int ret;
ret = MFXInit(impl, &ver, session);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error initializing an internal MFX session\n");
return ff_qsv_error(ret);
}
// this code is only required for Linux. It searches for a valid // this code is only required for Linux. It searches for a valid
// display handle. First in /dev/dri/renderD then in /dev/dri/card // display handle. First in /dev/dri/renderD then in /dev/dri/card
#ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE #ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
// VAAPI display handle // VAAPI display handle
int ret = 0;
VADisplay va_dpy = NULL; VADisplay va_dpy = NULL;
VAStatus va_res = VA_STATUS_SUCCESS; VAStatus va_res = VA_STATUS_SUCCESS;
int major_version = 0, minor_version = 0; int major_version = 0, minor_version = 0;
@ -154,12 +126,51 @@ int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session)
} else { } else {
av_log(avctx, AV_LOG_VERBOSE, av_log(avctx, AV_LOG_VERBOSE,
"mfx initialization: %s vaInitialize successful\n",adapterpath); "mfx initialization: %s vaInitialize successful\n",adapterpath);
ret = MFXVideoCORE_SetHandle(session,
(mfxHandleType)MFX_HANDLE_VA_DISPLAY, (mfxHDL)va_dpy);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR,
"Error %d during set display handle\n", ret);
return ff_qsv_error(ret);
}
break; break;
} }
} }
MFXVideoCORE_SetHandle((*session), (mfxHandleType)MFX_HANDLE_VA_DISPLAY, (mfxHDL)va_dpy);
#endif //AVCODEC_QSV_LINUX_SESSION_HANDLE #endif //AVCODEC_QSV_LINUX_SESSION_HANDLE
return 0;
}
/**
* @brief Initialize a MSDK session
*
* Media SDK is based on sessions, so this is the prerequisite
* initialization for HW acceleration. For Windows the session is
* complete and ready to use, for Linux a display handle is
* required. For releases of Media Server Studio >= 2015 R4 the
* render nodes interface is preferred (/dev/dri/renderD).
* Using Media Server Studio 2015 R4 or newer is recommended
* but the older /dev/dri/card interface is also searched
* for broader compatibility.
*
* @param avctx ffmpeg metadata for this codec context
* @param session the MSDK session used
*/
int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session)
{
mfxIMPL impl = MFX_IMPL_AUTO_ANY;
mfxVersion ver = { { QSV_VERSION_MINOR, QSV_VERSION_MAJOR } };
const char *desc;
int ret;
ret = MFXInit(impl, &ver, session);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error initializing an internal MFX session\n");
return ff_qsv_error(ret);
}
ret = ff_qsv_set_display_handle(avctx, *session);
if (ret < 0)
return ret;
MFXQueryIMPL(*session, &impl); MFXQueryIMPL(*session, &impl);