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st/va: disable MPEG4 by default v2

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The workarounds are too hacky to enable them by default
and otherwise MPEG4 doesn't work reliably.

v2: add docs/envvars.html, CC stable and fix typos

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com> (v1)
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu> (v1)
Cc: "11.1.0" <mesa-stable@lists.freedesktop.org>
This commit is contained in:
Christian König
2015-11-23 15:21:19 +01:00
parent ca3e2b76c0
commit a2c5200a4b
2 changed files with 15 additions and 1 deletions
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6
docs/envvars.html
View File

@@ -238,6 +238,12 @@ for details.
</ul>
<h3>VA-API state tracker environment variables</h3>
<ul>
<li>VAAPI_MPEG4_ENABLED - enable MPEG4 for VA-API, disabled by default.
</ul>
<p>
Other Gallium drivers have their own environment variables. These may change
frequently so the source code should be consulted for details.

10
src/gallium/state_trackers/va/config.c
View File

@@ -28,10 +28,14 @@
#include "pipe/p_screen.h"
#include "util/u_video.h"
#include "vl/vl_winsys.h"
#include "va_private.h"
DEBUG_GET_ONCE_BOOL_OPTION(mpeg4, "VAAPI_MPEG4_ENABLED", false)
VAStatus
vlVaQueryConfigProfiles(VADriverContextP ctx, VAProfile *profile_list, int *num_profiles)
{
@@ -45,12 +49,16 @@ vlVaQueryConfigProfiles(VADriverContextP ctx, VAProfile *profile_list, int *num_
*num_profiles = 0;
pscreen = VL_VA_PSCREEN(ctx);
for (p = PIPE_VIDEO_PROFILE_MPEG2_SIMPLE; p <= PIPE_VIDEO_PROFILE_HEVC_MAIN_444; ++p)
for (p = PIPE_VIDEO_PROFILE_MPEG2_SIMPLE; p <= PIPE_VIDEO_PROFILE_HEVC_MAIN_444; ++p) {
if (u_reduce_video_profile(p) == PIPE_VIDEO_FORMAT_MPEG4 && !debug_get_option_mpeg4())
continue;
if (pscreen->get_video_param(pscreen, p, PIPE_VIDEO_ENTRYPOINT_BITSTREAM, PIPE_VIDEO_CAP_SUPPORTED)) {
vap = PipeToProfile(p);
if (vap != VAProfileNone)
profile_list[(*num_profiles)++] = vap;
}
}
/* Support postprocessing through vl_compositor */
profile_list[(*num_profiles)++] = VAProfileNone;