diff options
Diffstat (limited to 'media/ffvpx/libavcodec/vaapi_decode.c')
| -rw-r--r-- | media/ffvpx/libavcodec/vaapi_decode.c | 726 |
1 files changed, 726 insertions, 0 deletions
diff --git a/media/ffvpx/libavcodec/vaapi_decode.c b/media/ffvpx/libavcodec/vaapi_decode.c new file mode 100644 index 0000000000..ab8c12e364 --- /dev/null +++ b/media/ffvpx/libavcodec/vaapi_decode.c @@ -0,0 +1,726 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "config_components.h" + +#include "libavutil/avassert.h" +#include "libavutil/common.h" +#include "libavutil/pixdesc.h" + +#include "avcodec.h" +#include "decode.h" +#include "internal.h" +#include "vaapi_decode.h" +#include "vaapi_hevc.h" + + +int ff_vaapi_decode_make_param_buffer(AVCodecContext *avctx, + VAAPIDecodePicture *pic, + int type, + const void *data, + size_t size) +{ + VAAPIDecodeContext *ctx = avctx->internal->hwaccel_priv_data; + VAStatus vas; + VABufferID buffer; + + av_assert0(pic->nb_param_buffers + 1 <= MAX_PARAM_BUFFERS); + + vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context, + type, size, 1, (void*)data, &buffer); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to create parameter " + "buffer (type %d): %d (%s).\n", + type, vas, vaErrorStr(vas)); + return AVERROR(EIO); + } + + pic->param_buffers[pic->nb_param_buffers++] = buffer; + + av_log(avctx, AV_LOG_DEBUG, "Param buffer (type %d, %zu bytes) " + "is %#x.\n", type, size, buffer); + return 0; +} + + +int ff_vaapi_decode_make_slice_buffer(AVCodecContext *avctx, + VAAPIDecodePicture *pic, + const void *params_data, + size_t params_size, + const void *slice_data, + size_t slice_size) +{ + VAAPIDecodeContext *ctx = avctx->internal->hwaccel_priv_data; + VAStatus vas; + int index; + + av_assert0(pic->nb_slices <= pic->slices_allocated); + if (pic->nb_slices == pic->slices_allocated) { + if (pic->slices_allocated > 0) + pic->slices_allocated *= 2; + else + pic->slices_allocated = 64; + + pic->slice_buffers = + av_realloc_array(pic->slice_buffers, + pic->slices_allocated, + 2 * sizeof(*pic->slice_buffers)); + if (!pic->slice_buffers) + return AVERROR(ENOMEM); + } + av_assert0(pic->nb_slices + 1 <= pic->slices_allocated); + + index = 2 * pic->nb_slices; + + vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context, + VASliceParameterBufferType, + params_size, 1, (void*)params_data, + &pic->slice_buffers[index]); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to create slice " + "parameter buffer: %d (%s).\n", vas, vaErrorStr(vas)); + return AVERROR(EIO); + } + + av_log(avctx, AV_LOG_DEBUG, "Slice %d param buffer (%zu bytes) " + "is %#x.\n", pic->nb_slices, params_size, + pic->slice_buffers[index]); + + vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context, + VASliceDataBufferType, + slice_size, 1, (void*)slice_data, + &pic->slice_buffers[index + 1]); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to create slice " + "data buffer (size %zu): %d (%s).\n", + slice_size, vas, vaErrorStr(vas)); + vaDestroyBuffer(ctx->hwctx->display, + pic->slice_buffers[index]); + return AVERROR(EIO); + } + + av_log(avctx, AV_LOG_DEBUG, "Slice %d data buffer (%zu bytes) " + "is %#x.\n", pic->nb_slices, slice_size, + pic->slice_buffers[index + 1]); + + ++pic->nb_slices; + return 0; +} + +static void ff_vaapi_decode_destroy_buffers(AVCodecContext *avctx, + VAAPIDecodePicture *pic) +{ + VAAPIDecodeContext *ctx = avctx->internal->hwaccel_priv_data; + VAStatus vas; + int i; + + for (i = 0; i < pic->nb_param_buffers; i++) { + vas = vaDestroyBuffer(ctx->hwctx->display, + pic->param_buffers[i]); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to destroy " + "parameter buffer %#x: %d (%s).\n", + pic->param_buffers[i], vas, vaErrorStr(vas)); + } + } + + for (i = 0; i < 2 * pic->nb_slices; i++) { + vas = vaDestroyBuffer(ctx->hwctx->display, + pic->slice_buffers[i]); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to destroy slice " + "slice buffer %#x: %d (%s).\n", + pic->slice_buffers[i], vas, vaErrorStr(vas)); + } + } +} + +int ff_vaapi_decode_issue(AVCodecContext *avctx, + VAAPIDecodePicture *pic) +{ + VAAPIDecodeContext *ctx = avctx->internal->hwaccel_priv_data; + VAStatus vas; + int err; + + av_log(avctx, AV_LOG_DEBUG, "Decode to surface %#x.\n", + pic->output_surface); + + vas = vaBeginPicture(ctx->hwctx->display, ctx->va_context, + pic->output_surface); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to begin picture decode " + "issue: %d (%s).\n", vas, vaErrorStr(vas)); + err = AVERROR(EIO); + goto fail_with_picture; + } + + vas = vaRenderPicture(ctx->hwctx->display, ctx->va_context, + pic->param_buffers, pic->nb_param_buffers); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to upload decode " + "parameters: %d (%s).\n", vas, vaErrorStr(vas)); + err = AVERROR(EIO); + goto fail_with_picture; + } + + vas = vaRenderPicture(ctx->hwctx->display, ctx->va_context, + pic->slice_buffers, 2 * pic->nb_slices); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to upload slices: " + "%d (%s).\n", vas, vaErrorStr(vas)); + err = AVERROR(EIO); + goto fail_with_picture; + } + + vas = vaEndPicture(ctx->hwctx->display, ctx->va_context); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to end picture decode " + "issue: %d (%s).\n", vas, vaErrorStr(vas)); + err = AVERROR(EIO); + if (CONFIG_VAAPI_1 || ctx->hwctx->driver_quirks & + AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS) + goto fail; + else + goto fail_at_end; + } + + if (CONFIG_VAAPI_1 || ctx->hwctx->driver_quirks & + AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS) + ff_vaapi_decode_destroy_buffers(avctx, pic); + + err = 0; + goto exit; + +fail_with_picture: + vas = vaEndPicture(ctx->hwctx->display, ctx->va_context); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to end picture decode " + "after error: %d (%s).\n", vas, vaErrorStr(vas)); + } +fail: + ff_vaapi_decode_destroy_buffers(avctx, pic); +fail_at_end: +exit: + pic->nb_param_buffers = 0; + pic->nb_slices = 0; + pic->slices_allocated = 0; + av_freep(&pic->slice_buffers); + + return err; +} + +int ff_vaapi_decode_cancel(AVCodecContext *avctx, + VAAPIDecodePicture *pic) +{ + ff_vaapi_decode_destroy_buffers(avctx, pic); + + pic->nb_param_buffers = 0; + pic->nb_slices = 0; + pic->slices_allocated = 0; + av_freep(&pic->slice_buffers); + + return 0; +} + +static const struct { + uint32_t fourcc; + enum AVPixelFormat pix_fmt; +} vaapi_format_map[] = { +#define MAP(va, av) { VA_FOURCC_ ## va, AV_PIX_FMT_ ## av } + // 4:0:0 + MAP(Y800, GRAY8), + // 4:2:0 + MAP(NV12, NV12), + MAP(YV12, YUV420P), + MAP(IYUV, YUV420P), +#ifdef VA_FOURCC_I420 + MAP(I420, YUV420P), +#endif + MAP(IMC3, YUV420P), + // 4:1:1 + MAP(411P, YUV411P), + // 4:2:2 + MAP(422H, YUV422P), +#ifdef VA_FOURCC_YV16 + MAP(YV16, YUV422P), +#endif + MAP(YUY2, YUYV422), +#ifdef VA_FOURCC_Y210 + MAP(Y210, Y210), +#endif +#ifdef VA_FOURCC_Y212 + MAP(Y212, Y212), +#endif + // 4:4:0 + MAP(422V, YUV440P), + // 4:4:4 + MAP(444P, YUV444P), +#ifdef VA_FOURCC_XYUV + MAP(XYUV, VUYX), +#endif +#ifdef VA_FOURCC_Y410 + MAP(Y410, XV30), +#endif +#ifdef VA_FOURCC_Y412 + MAP(Y412, XV36), +#endif + // 4:2:0 10-bit +#ifdef VA_FOURCC_P010 + MAP(P010, P010), +#endif +#ifdef VA_FOURCC_P012 + MAP(P012, P012), +#endif +#ifdef VA_FOURCC_I010 + MAP(I010, YUV420P10), +#endif +#undef MAP +}; + +static int vaapi_decode_find_best_format(AVCodecContext *avctx, + AVHWDeviceContext *device, + VAConfigID config_id, + AVHWFramesContext *frames) +{ + AVVAAPIDeviceContext *hwctx = device->hwctx; + VAStatus vas; + VASurfaceAttrib *attr; + enum AVPixelFormat source_format, best_format, format; + uint32_t best_fourcc, fourcc; + int i, j, nb_attr; + + source_format = avctx->sw_pix_fmt; + av_assert0(source_format != AV_PIX_FMT_NONE); + + vas = vaQuerySurfaceAttributes(hwctx->display, config_id, + NULL, &nb_attr); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to query surface attributes: " + "%d (%s).\n", vas, vaErrorStr(vas)); + return AVERROR(ENOSYS); + } + + attr = av_malloc_array(nb_attr, sizeof(*attr)); + if (!attr) + return AVERROR(ENOMEM); + + vas = vaQuerySurfaceAttributes(hwctx->display, config_id, + attr, &nb_attr); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to query surface attributes: " + "%d (%s).\n", vas, vaErrorStr(vas)); + av_freep(&attr); + return AVERROR(ENOSYS); + } + + best_format = AV_PIX_FMT_NONE; + + for (i = 0; i < nb_attr; i++) { + if (attr[i].type != VASurfaceAttribPixelFormat) + continue; + + fourcc = attr[i].value.value.i; + for (j = 0; j < FF_ARRAY_ELEMS(vaapi_format_map); j++) { + if (fourcc == vaapi_format_map[j].fourcc) + break; + } + if (j >= FF_ARRAY_ELEMS(vaapi_format_map)) { + av_log(avctx, AV_LOG_DEBUG, "Ignoring unknown format %#x.\n", + fourcc); + continue; + } + format = vaapi_format_map[j].pix_fmt; + av_log(avctx, AV_LOG_DEBUG, "Considering format %#x -> %s.\n", + fourcc, av_get_pix_fmt_name(format)); + + best_format = av_find_best_pix_fmt_of_2(format, best_format, + source_format, 0, NULL); + if (format == best_format) + best_fourcc = fourcc; + } + + av_freep(&attr); + + if (best_format == AV_PIX_FMT_NONE) { + av_log(avctx, AV_LOG_ERROR, "No usable formats for decoding!\n"); + return AVERROR(EINVAL); + } + + av_log(avctx, AV_LOG_DEBUG, "Picked %s (%#x) as best match for %s.\n", + av_get_pix_fmt_name(best_format), best_fourcc, + av_get_pix_fmt_name(source_format)); + + frames->sw_format = best_format; + if (avctx->internal->hwaccel_priv_data) { + VAAPIDecodeContext *ctx = avctx->internal->hwaccel_priv_data; + AVVAAPIFramesContext *avfc = frames->hwctx; + + ctx->pixel_format_attribute = (VASurfaceAttrib) { + .type = VASurfaceAttribPixelFormat, + .flags = VA_SURFACE_ATTRIB_SETTABLE, + .value.type = VAGenericValueTypeInteger, + .value.value.i = best_fourcc, + }; + + avfc->attributes = &ctx->pixel_format_attribute; + avfc->nb_attributes = 1; + } + + return 0; +} + +static const struct { + enum AVCodecID codec_id; + int codec_profile; + VAProfile va_profile; + VAProfile (*profile_parser)(AVCodecContext *avctx); +} vaapi_profile_map[] = { +#define MAP(c, p, v, ...) { AV_CODEC_ID_ ## c, FF_PROFILE_ ## p, VAProfile ## v, __VA_ARGS__ } + MAP(MPEG2VIDEO, MPEG2_SIMPLE, MPEG2Simple ), + MAP(MPEG2VIDEO, MPEG2_MAIN, MPEG2Main ), + MAP(H263, UNKNOWN, H263Baseline), + MAP(MPEG4, MPEG4_SIMPLE, MPEG4Simple ), + MAP(MPEG4, MPEG4_ADVANCED_SIMPLE, + MPEG4AdvancedSimple), + MAP(MPEG4, MPEG4_MAIN, MPEG4Main ), + MAP(H264, H264_CONSTRAINED_BASELINE, + H264ConstrainedBaseline), + MAP(H264, H264_MAIN, H264Main ), + MAP(H264, H264_HIGH, H264High ), +#if VA_CHECK_VERSION(0, 37, 0) + MAP(HEVC, HEVC_MAIN, HEVCMain ), + MAP(HEVC, HEVC_MAIN_10, HEVCMain10 ), + MAP(HEVC, HEVC_MAIN_STILL_PICTURE, + HEVCMain ), +#endif +#if VA_CHECK_VERSION(1, 2, 0) && CONFIG_HEVC_VAAPI_HWACCEL + MAP(HEVC, HEVC_REXT, None, + ff_vaapi_parse_hevc_rext_scc_profile ), + MAP(HEVC, HEVC_SCC, None, + ff_vaapi_parse_hevc_rext_scc_profile ), +#endif + MAP(MJPEG, MJPEG_HUFFMAN_BASELINE_DCT, + JPEGBaseline), + MAP(WMV3, VC1_SIMPLE, VC1Simple ), + MAP(WMV3, VC1_MAIN, VC1Main ), + MAP(WMV3, VC1_COMPLEX, VC1Advanced ), + MAP(WMV3, VC1_ADVANCED, VC1Advanced ), + MAP(VC1, VC1_SIMPLE, VC1Simple ), + MAP(VC1, VC1_MAIN, VC1Main ), + MAP(VC1, VC1_COMPLEX, VC1Advanced ), + MAP(VC1, VC1_ADVANCED, VC1Advanced ), + MAP(VP8, UNKNOWN, VP8Version0_3 ), +#if VA_CHECK_VERSION(0, 38, 0) + MAP(VP9, VP9_0, VP9Profile0 ), +#endif +#if VA_CHECK_VERSION(0, 39, 0) + MAP(VP9, VP9_1, VP9Profile1 ), + MAP(VP9, VP9_2, VP9Profile2 ), + MAP(VP9, VP9_3, VP9Profile3 ), +#endif +#if VA_CHECK_VERSION(1, 8, 0) + MAP(AV1, AV1_MAIN, AV1Profile0), + MAP(AV1, AV1_HIGH, AV1Profile1), +#endif + +#undef MAP +}; + +/* + * Set *va_config and the frames_ref fields from the current codec parameters + * in avctx. + */ +static int vaapi_decode_make_config(AVCodecContext *avctx, + AVBufferRef *device_ref, + VAConfigID *va_config, + AVBufferRef *frames_ref) +{ + AVVAAPIHWConfig *hwconfig = NULL; + AVHWFramesConstraints *constraints = NULL; + VAStatus vas; + int err, i, j; + const AVCodecDescriptor *codec_desc; + VAProfile *profile_list = NULL, matched_va_profile, va_profile; + int profile_count, exact_match, matched_ff_profile, codec_profile; + + AVHWDeviceContext *device = (AVHWDeviceContext*)device_ref->data; + AVVAAPIDeviceContext *hwctx = device->hwctx; + + codec_desc = avcodec_descriptor_get(avctx->codec_id); + if (!codec_desc) { + err = AVERROR(EINVAL); + goto fail; + } + + profile_count = vaMaxNumProfiles(hwctx->display); + profile_list = av_malloc_array(profile_count, + sizeof(VAProfile)); + if (!profile_list) { + err = AVERROR(ENOMEM); + goto fail; + } + + vas = vaQueryConfigProfiles(hwctx->display, + profile_list, &profile_count); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to query profiles: " + "%d (%s).\n", vas, vaErrorStr(vas)); + err = AVERROR(ENOSYS); + goto fail; + } + + matched_va_profile = VAProfileNone; + exact_match = 0; + + for (i = 0; i < FF_ARRAY_ELEMS(vaapi_profile_map); i++) { + int profile_match = 0; + if (avctx->codec_id != vaapi_profile_map[i].codec_id) + continue; + if (avctx->profile == vaapi_profile_map[i].codec_profile || + vaapi_profile_map[i].codec_profile == FF_PROFILE_UNKNOWN) + profile_match = 1; + + va_profile = vaapi_profile_map[i].profile_parser ? + vaapi_profile_map[i].profile_parser(avctx) : + vaapi_profile_map[i].va_profile; + codec_profile = vaapi_profile_map[i].codec_profile; + + for (j = 0; j < profile_count; j++) { + if (va_profile == profile_list[j]) { + exact_match = profile_match; + break; + } + } + if (j < profile_count) { + matched_va_profile = va_profile; + matched_ff_profile = codec_profile; + if (exact_match) + break; + } + } + av_freep(&profile_list); + + if (matched_va_profile == VAProfileNone) { + av_log(avctx, AV_LOG_ERROR, "No support for codec %s " + "profile %d.\n", codec_desc->name, avctx->profile); + err = AVERROR(ENOSYS); + goto fail; + } + if (!exact_match) { + if (avctx->hwaccel_flags & + AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH) { + av_log(avctx, AV_LOG_VERBOSE, "Codec %s profile %d not " + "supported for hardware decode.\n", + codec_desc->name, avctx->profile); + av_log(avctx, AV_LOG_WARNING, "Using possibly-" + "incompatible profile %d instead.\n", + matched_ff_profile); + } else { + av_log(avctx, AV_LOG_VERBOSE, "Codec %s profile %d not " + "supported for hardware decode.\n", + codec_desc->name, avctx->profile); + err = AVERROR(EINVAL); + goto fail; + } + } + + vas = vaCreateConfig(hwctx->display, matched_va_profile, + VAEntrypointVLD, NULL, 0, + va_config); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to create decode " + "configuration: %d (%s).\n", vas, vaErrorStr(vas)); + err = AVERROR(EIO); + goto fail; + } + + hwconfig = av_hwdevice_hwconfig_alloc(device_ref); + if (!hwconfig) { + err = AVERROR(ENOMEM); + goto fail; + } + hwconfig->config_id = *va_config; + + constraints = + av_hwdevice_get_hwframe_constraints(device_ref, hwconfig); + if (!constraints) { + err = AVERROR(ENOMEM); + goto fail; + } + + if (avctx->coded_width < constraints->min_width || + avctx->coded_height < constraints->min_height || + avctx->coded_width > constraints->max_width || + avctx->coded_height > constraints->max_height) { + av_log(avctx, AV_LOG_ERROR, "Hardware does not support image " + "size %dx%d (constraints: width %d-%d height %d-%d).\n", + avctx->coded_width, avctx->coded_height, + constraints->min_width, constraints->max_width, + constraints->min_height, constraints->max_height); + err = AVERROR(EINVAL); + goto fail; + } + if (!constraints->valid_sw_formats || + constraints->valid_sw_formats[0] == AV_PIX_FMT_NONE) { + av_log(avctx, AV_LOG_ERROR, "Hardware does not offer any " + "usable surface formats.\n"); + err = AVERROR(EINVAL); + goto fail; + } + + if (frames_ref) { + AVHWFramesContext *frames = (AVHWFramesContext *)frames_ref->data; + + frames->format = AV_PIX_FMT_VAAPI; + frames->width = avctx->coded_width; + frames->height = avctx->coded_height; + + err = vaapi_decode_find_best_format(avctx, device, + *va_config, frames); + if (err < 0) + goto fail; + + frames->initial_pool_size = 1; + // Add per-codec number of surfaces used for storing reference frames. + switch (avctx->codec_id) { + case AV_CODEC_ID_H264: + case AV_CODEC_ID_HEVC: + case AV_CODEC_ID_AV1: + frames->initial_pool_size += 16; + break; + case AV_CODEC_ID_VP9: + frames->initial_pool_size += 8; + break; + case AV_CODEC_ID_VP8: + frames->initial_pool_size += 3; + break; + default: + frames->initial_pool_size += 2; + } + } + + av_hwframe_constraints_free(&constraints); + av_freep(&hwconfig); + + return 0; + +fail: + av_hwframe_constraints_free(&constraints); + av_freep(&hwconfig); + if (*va_config != VA_INVALID_ID) { + vaDestroyConfig(hwctx->display, *va_config); + *va_config = VA_INVALID_ID; + } + av_freep(&profile_list); + return err; +} + +int ff_vaapi_common_frame_params(AVCodecContext *avctx, + AVBufferRef *hw_frames_ctx) +{ + AVHWFramesContext *hw_frames = (AVHWFramesContext *)hw_frames_ctx->data; + AVHWDeviceContext *device_ctx = hw_frames->device_ctx; + AVVAAPIDeviceContext *hwctx; + VAConfigID va_config = VA_INVALID_ID; + int err; + + if (device_ctx->type != AV_HWDEVICE_TYPE_VAAPI) + return AVERROR(EINVAL); + hwctx = device_ctx->hwctx; + + err = vaapi_decode_make_config(avctx, hw_frames->device_ref, &va_config, + hw_frames_ctx); + if (err) + return err; + + if (va_config != VA_INVALID_ID) + vaDestroyConfig(hwctx->display, va_config); + + return 0; +} + +int ff_vaapi_decode_init(AVCodecContext *avctx) +{ + VAAPIDecodeContext *ctx = avctx->internal->hwaccel_priv_data; + VAStatus vas; + int err; + + ctx->va_config = VA_INVALID_ID; + ctx->va_context = VA_INVALID_ID; + + err = ff_decode_get_hw_frames_ctx(avctx, AV_HWDEVICE_TYPE_VAAPI); + if (err < 0) + goto fail; + + ctx->frames = (AVHWFramesContext*)avctx->hw_frames_ctx->data; + ctx->hwfc = ctx->frames->hwctx; + ctx->device = ctx->frames->device_ctx; + ctx->hwctx = ctx->device->hwctx; + + err = vaapi_decode_make_config(avctx, ctx->frames->device_ref, + &ctx->va_config, NULL); + if (err) + goto fail; + + vas = vaCreateContext(ctx->hwctx->display, ctx->va_config, + avctx->coded_width, avctx->coded_height, + VA_PROGRESSIVE, + ctx->hwfc->surface_ids, + ctx->hwfc->nb_surfaces, + &ctx->va_context); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to create decode " + "context: %d (%s).\n", vas, vaErrorStr(vas)); + err = AVERROR(EIO); + goto fail; + } + + av_log(avctx, AV_LOG_DEBUG, "Decode context initialised: " + "%#x/%#x.\n", ctx->va_config, ctx->va_context); + + return 0; + +fail: + ff_vaapi_decode_uninit(avctx); + return err; +} + +int ff_vaapi_decode_uninit(AVCodecContext *avctx) +{ + VAAPIDecodeContext *ctx = avctx->internal->hwaccel_priv_data; + VAStatus vas; + + if (ctx->va_context != VA_INVALID_ID) { + vas = vaDestroyContext(ctx->hwctx->display, ctx->va_context); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to destroy decode " + "context %#x: %d (%s).\n", + ctx->va_context, vas, vaErrorStr(vas)); + } + } + if (ctx->va_config != VA_INVALID_ID) { + vas = vaDestroyConfig(ctx->hwctx->display, ctx->va_config); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to destroy decode " + "configuration %#x: %d (%s).\n", + ctx->va_config, vas, vaErrorStr(vas)); + } + } + + return 0; +} |