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-rw-r--r--media/ffvpx/libavcodec/vaapi_decode.c724
1 files changed, 724 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..134f10eca5
--- /dev/null
+++ b/media/ffvpx/libavcodec/vaapi_decode.c
@@ -0,0 +1,724 @@
+/*
+ * 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_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;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 09:31:47 +0000