mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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d633e0d072
Add new chroma formats available with VA-API >= 0.34.0. In particular, this includes "RGB" chroma formats, and more YUV subsampled formats. Also add a new from_GstVaapiChromaType() helper function to convert libgstvaapi chroma type to VA chroma format.
435 lines
11 KiB
C
435 lines
11 KiB
C
/*
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* gstvaapiutils.c - VA-API utilities
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*
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
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* Copyright (C) 2011-2013 Intel Corporation
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#include "sysdeps.h"
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#include "gstvaapicompat.h"
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#include "gstvaapiutils.h"
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#include "gstvaapisurface.h"
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#include "gstvaapisubpicture.h"
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#include <stdio.h>
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#include <stdarg.h>
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#define DEBUG 1
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#include "gstvaapidebug.h"
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#define CONCAT(a, b) CONCAT_(a, b)
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#define CONCAT_(a, b) a##b
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#define STRINGIFY(x) STRINGIFY_(x)
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#define STRINGIFY_(x) #x
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#define STRCASEP(p, x) STRCASE(CONCAT(p, x))
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#define STRCASE(x) case x: return STRINGIFY(x)
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/* Check VA status for success or print out an error */
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gboolean
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vaapi_check_status(VAStatus status, const char *msg)
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{
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if (status != VA_STATUS_SUCCESS) {
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GST_DEBUG("%s: %s", msg, vaErrorStr(status));
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return FALSE;
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}
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return TRUE;
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}
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/* Maps VA buffer */
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void *
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vaapi_map_buffer(VADisplay dpy, VABufferID buf_id)
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{
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VAStatus status;
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void *data = NULL;
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status = vaMapBuffer(dpy, buf_id, &data);
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if (!vaapi_check_status(status, "vaMapBuffer()"))
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return NULL;
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return data;
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}
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/* Unmaps VA buffer */
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void
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vaapi_unmap_buffer(VADisplay dpy, VABufferID buf_id, void **pbuf)
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{
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VAStatus status;
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if (pbuf)
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*pbuf = NULL;
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status = vaUnmapBuffer(dpy, buf_id);
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if (!vaapi_check_status(status, "vaUnmapBuffer()"))
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return;
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}
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/* Creates and maps VA buffer */
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gboolean
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vaapi_create_buffer(
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VADisplay dpy,
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VAContextID ctx,
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int type,
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unsigned int size,
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gconstpointer buf,
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VABufferID *buf_id_ptr,
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gpointer *mapped_data
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)
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{
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VABufferID buf_id;
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VAStatus status;
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gpointer data = (gpointer)buf;
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status = vaCreateBuffer(dpy, ctx, type, size, 1, data, &buf_id);
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if (!vaapi_check_status(status, "vaCreateBuffer()"))
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return FALSE;
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if (mapped_data) {
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data = vaapi_map_buffer(dpy, buf_id);
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if (!data)
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goto error;
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*mapped_data = data;
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}
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*buf_id_ptr = buf_id;
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return TRUE;
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error:
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vaapi_destroy_buffer(dpy, &buf_id);
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return FALSE;
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}
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/* Destroy VA buffer */
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void
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vaapi_destroy_buffer(VADisplay dpy, VABufferID *buf_id_ptr)
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{
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if (!buf_id_ptr || *buf_id_ptr == VA_INVALID_ID)
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return;
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vaDestroyBuffer(dpy, *buf_id_ptr);
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*buf_id_ptr = VA_INVALID_ID;
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}
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/* Return a string representation of a VAProfile */
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const char *string_of_VAProfile(VAProfile profile)
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{
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switch (profile) {
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#define MAP(profile) \
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STRCASEP(VAProfile, profile)
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MAP(MPEG2Simple);
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MAP(MPEG2Main);
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MAP(MPEG4Simple);
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MAP(MPEG4AdvancedSimple);
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MAP(MPEG4Main);
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#if VA_CHECK_VERSION(0,32,0)
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MAP(JPEGBaseline);
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MAP(H263Baseline);
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MAP(H264ConstrainedBaseline);
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#endif
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MAP(H264Baseline);
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MAP(H264Main);
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MAP(H264High);
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MAP(VC1Simple);
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MAP(VC1Main);
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MAP(VC1Advanced);
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#undef MAP
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default: break;
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}
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return "<unknown>";
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}
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/* Return a string representation of a VAEntrypoint */
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const char *string_of_VAEntrypoint(VAEntrypoint entrypoint)
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{
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switch (entrypoint) {
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#define MAP(entrypoint) \
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STRCASEP(VAEntrypoint, entrypoint)
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MAP(VLD);
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MAP(IZZ);
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MAP(IDCT);
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MAP(MoComp);
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MAP(Deblocking);
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#undef MAP
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default: break;
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}
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return "<unknown>";
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}
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/* Return a string representation of a VADisplayAttributeType */
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const char *
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string_of_VADisplayAttributeType(VADisplayAttribType attribute_type)
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{
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switch (attribute_type) {
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#define MAP(attribute_type) \
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STRCASEP(VADisplayAttrib, attribute_type)
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MAP(Brightness);
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MAP(Contrast);
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MAP(Hue);
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MAP(Saturation);
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MAP(BackgroundColor);
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#if !VA_CHECK_VERSION(0,34,0)
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MAP(DirectSurface);
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#endif
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MAP(Rotation);
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MAP(OutofLoopDeblock);
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#if VA_CHECK_VERSION(0,31,1) && !VA_CHECK_VERSION(0,34,0)
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MAP(BLEBlackMode);
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MAP(BLEWhiteMode);
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MAP(BlueStretch);
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MAP(SkinColorCorrection);
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#endif
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MAP(CSCMatrix);
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MAP(BlendColor);
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MAP(OverlayAutoPaintColorKey);
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MAP(OverlayColorKey);
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MAP(RenderMode);
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MAP(RenderDevice);
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MAP(RenderRect);
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#undef MAP
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default: break;
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}
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return "<unknown>";
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}
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/**
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* from_GstVaapiChromaType:
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* @chroma_type: the #GstVaapiChromaType
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*
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* Converts #GstVaapiChromaType to a chroma format suitable for
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* vaCreateSurfaces().
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*/
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guint
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from_GstVaapiChromaType(guint chroma_type)
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{
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guint format;
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switch (chroma_type) {
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case GST_VAAPI_CHROMA_TYPE_YUV420:
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format = VA_RT_FORMAT_YUV420;
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break;
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case GST_VAAPI_CHROMA_TYPE_YUV422:
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format = VA_RT_FORMAT_YUV422;
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break;
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case GST_VAAPI_CHROMA_TYPE_YUV444:
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format = VA_RT_FORMAT_YUV444;
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break;
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#if VA_CHECK_VERSION(0,34,0)
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case GST_VAAPI_CHROMA_TYPE_YUV411:
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format = VA_RT_FORMAT_YUV411;
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break;
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case GST_VAAPI_CHROMA_TYPE_YUV400:
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format = VA_RT_FORMAT_YUV400;
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break;
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case GST_VAAPI_CHROMA_TYPE_RGB32:
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format = VA_RT_FORMAT_RGB32;
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break;
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case GST_VAAPI_CHROMA_TYPE_RGB16:
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format = VA_RT_FORMAT_RGB16;
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break;
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#endif
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default:
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format = 0;
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break;
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}
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return format;
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}
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/**
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* from_GstVaapiSubpictureFlags:
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* @flags: the #GstVaapiSubpictureFlags
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*
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* Converts #GstVaapiSubpictureFlags to flags suitable for
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* vaAssociateSubpicture().
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*/
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guint
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from_GstVaapiSubpictureFlags(guint flags)
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{
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guint va_flags = 0;
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if (flags & GST_VAAPI_SUBPICTURE_FLAG_GLOBAL_ALPHA)
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va_flags |= VA_SUBPICTURE_GLOBAL_ALPHA;
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#ifdef VA_SUBPICTURE_PREMULTIPLIED_ALPHA
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if (flags & GST_VAAPI_SUBPICTURE_FLAG_PREMULTIPLIED_ALPHA)
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flags |= VA_SUBPICTURE_PREMULTIPLIED_ALPHA;
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#endif
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return va_flags;
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}
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/**
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* to_GstVaapiSubpictureFlags:
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* @flags: the #GstVaapiSubpictureFlags flags to translate
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*
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* Converts vaQuerySubpictureFormats() @flags to #GstVaapiSubpictureFlags
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* flags.
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*
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* Return value: the #GstVaapiSubpictureFlags flags
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*/
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guint
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to_GstVaapiSubpictureFlags(guint va_flags)
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{
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guint flags = 0;
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if (va_flags & VA_SUBPICTURE_GLOBAL_ALPHA)
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flags |= GST_VAAPI_SUBPICTURE_FLAG_GLOBAL_ALPHA;
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#ifdef VA_SUBPICTURE_PREMULTIPLIED_ALPHA
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if (va_flags & VA_SUBPICTURE_PREMULTIPLIED_ALPHA)
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flags |= GST_VAAPI_SUBPICTURE_FLAG_PREMULTIPLIED_ALPHA;
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#endif
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return flags;
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}
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/**
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* from_GstVideoOverlayFormatFlags:
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* @flags: the #GstVideoOverlayFormatFlags flags to translate
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*
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* Converts #GstVaapiSubpictureFlags to #GstVaapiSubpictureFlags.
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*
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* Return value: the #GstVaapiSubpictureFlags flags
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*/
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guint
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from_GstVideoOverlayFormatFlags(guint ovl_flags)
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{
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guint flags = 0;
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#ifdef HAVE_GST_VIDEO_OVERLAY_HWCAPS
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if (ovl_flags & GST_VIDEO_OVERLAY_FORMAT_FLAG_PREMULTIPLIED_ALPHA)
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flags |= GST_VAAPI_SUBPICTURE_FLAG_PREMULTIPLIED_ALPHA;
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if (ovl_flags & GST_VIDEO_OVERLAY_FORMAT_FLAG_GLOBAL_ALPHA)
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flags |= GST_VAAPI_SUBPICTURE_FLAG_GLOBAL_ALPHA;
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#endif
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return flags;
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}
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/**
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* to_GstVideoOverlayFormatFlags:
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* @flags: the #GstVaapiSubpictureFlags flags to translate
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*
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* Converts #GstVaapiSubpictureFlags to #GstVideoOverlayFormatFlags.
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*
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* Return value: the #GstVideoOverlayFormatFlags flags
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*/
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guint
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to_GstVideoOverlayFormatFlags(guint flags)
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{
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guint ovl_flags = 0;
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#ifdef HAVE_GST_VIDEO_OVERLAY_HWCAPS
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if (flags & GST_VAAPI_SUBPICTURE_FLAG_PREMULTIPLIED_ALPHA)
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ovl_flags |= GST_VIDEO_OVERLAY_FORMAT_FLAG_PREMULTIPLIED_ALPHA;
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if (flags & GST_VAAPI_SUBPICTURE_FLAG_GLOBAL_ALPHA)
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ovl_flags |= GST_VIDEO_OVERLAY_FORMAT_FLAG_GLOBAL_ALPHA;
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#endif
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return ovl_flags;
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}
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/**
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* from_GstVaapiSurfaceRenderFlags:
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* @flags: the #GstVaapiSurfaceRenderFlags
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*
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* Converts #GstVaapiSurfaceRenderFlags to flags suitable for
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* vaPutSurface().
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*/
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guint
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from_GstVaapiSurfaceRenderFlags(guint flags)
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{
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guint va_fields = 0, va_csc = 0;
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if (flags & GST_VAAPI_PICTURE_STRUCTURE_TOP_FIELD)
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va_fields |= VA_TOP_FIELD;
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if (flags & GST_VAAPI_PICTURE_STRUCTURE_BOTTOM_FIELD)
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va_fields |= VA_BOTTOM_FIELD;
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if ((va_fields ^ (VA_TOP_FIELD|VA_BOTTOM_FIELD)) == 0)
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va_fields = VA_FRAME_PICTURE;
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#ifdef VA_SRC_BT601
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if (flags & GST_VAAPI_COLOR_STANDARD_ITUR_BT_601)
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va_csc = VA_SRC_BT601;
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#endif
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#ifdef VA_SRC_BT709
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if (flags & GST_VAAPI_COLOR_STANDARD_ITUR_BT_709)
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va_csc = VA_SRC_BT709;
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#endif
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return va_fields|va_csc;
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}
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/**
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* to_GstVaapiSurfaceStatus:
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* @flags: the #GstVaapiSurfaceStatus flags to translate
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*
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* Converts vaQuerySurfaceStatus() @flags to #GstVaapiSurfaceStatus
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* flags.
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*
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* Return value: the #GstVaapiSurfaceStatus flags
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*/
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guint
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to_GstVaapiSurfaceStatus(guint va_flags)
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{
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guint flags;
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const guint va_flags_mask = (VASurfaceReady|
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VASurfaceRendering|
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VASurfaceDisplaying);
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/* Check for core status */
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switch (va_flags & va_flags_mask) {
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case VASurfaceReady:
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flags = GST_VAAPI_SURFACE_STATUS_IDLE;
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break;
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case VASurfaceRendering:
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flags = GST_VAAPI_SURFACE_STATUS_RENDERING;
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break;
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case VASurfaceDisplaying:
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flags = GST_VAAPI_SURFACE_STATUS_DISPLAYING;
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break;
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default:
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flags = 0;
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break;
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}
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/* Check for encoder status */
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#if VA_CHECK_VERSION(0,30,0)
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if (va_flags & VASurfaceSkipped)
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flags |= GST_VAAPI_SURFACE_STATUS_SKIPPED;
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#endif
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return flags;
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}
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/* Translate GstVaapiRotation value to VA-API rotation value */
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guint
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from_GstVaapiRotation(guint value)
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{
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switch (value) {
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case GST_VAAPI_ROTATION_0: return VA_ROTATION_NONE;
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case GST_VAAPI_ROTATION_90: return VA_ROTATION_90;
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case GST_VAAPI_ROTATION_180: return VA_ROTATION_180;
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case GST_VAAPI_ROTATION_270: return VA_ROTATION_270;
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}
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GST_ERROR("unsupported GstVaapiRotation value %d", value);
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return VA_ROTATION_NONE;
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}
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/* Translate VA-API rotation value to GstVaapiRotation value */
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guint
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to_GstVaapiRotation(guint value)
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{
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switch (value) {
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case VA_ROTATION_NONE: return GST_VAAPI_ROTATION_0;
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case VA_ROTATION_90: return GST_VAAPI_ROTATION_90;
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case VA_ROTATION_180: return GST_VAAPI_ROTATION_180;
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case VA_ROTATION_270: return GST_VAAPI_ROTATION_270;
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}
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GST_ERROR("unsupported VA-API rotation value %d", value);
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return GST_VAAPI_ROTATION_0;
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}
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