コード例 #1
0
ファイル: vdpau_hevc.c プロジェクト: Emerica/FFmpeg
static int vdpau_hevc_decode_slice(AVCodecContext *avctx,
                                   const uint8_t *buffer, uint32_t size)
{
    HEVCContext *h = avctx->priv_data;
    struct vdpau_picture_context *pic_ctx = h->ref->hwaccel_picture_private;
    int val;

    val = ff_vdpau_add_buffer(pic_ctx, start_code_prefix, 3);
    if (val)
        return val;

    val = ff_vdpau_add_buffer(pic_ctx, buffer, size);
    if (val)
        return val;

    return 0;
}
コード例 #2
0
ファイル: vdpau_h264.c プロジェクト: AVbin/libav
static int vdpau_h264_decode_slice(AVCodecContext *avctx,
                                   const uint8_t *buffer, uint32_t size)
{
    AVVDPAUContext *hwctx = avctx->hwaccel_context;
    int val;

    val = ff_vdpau_add_buffer(avctx, start_code_prefix, 3);
    if (val)
        return val;

    val = ff_vdpau_add_buffer(avctx, buffer, size);
    if (val)
        return val;

    hwctx->info.h264.slice_count++;
    return 0;
}
コード例 #3
0
ファイル: vdpau_h264.c プロジェクト: williamtang/libav
static int vdpau_h264_decode_slice(AVCodecContext *avctx,
                                   const uint8_t *buffer, uint32_t size)
{
    H264Context *h = avctx->priv_data;
    H264Picture *pic = h->cur_pic_ptr;
    struct vdpau_picture_context *pic_ctx = pic->hwaccel_picture_private;
    int val;

    val = ff_vdpau_add_buffer(pic_ctx, start_code_prefix, 3);
    if (val)
        return val;

    val = ff_vdpau_add_buffer(pic_ctx, buffer, size);
    if (val)
        return val;

    pic_ctx->info.h264.slice_count++;
    return 0;
}
コード例 #4
0
ファイル: vdpau_mpeg4.c プロジェクト: AVLeo/libav
static int vdpau_mpeg4_start_frame(AVCodecContext *avctx,
                                   const uint8_t *buffer, uint32_t size)
{
    Mpeg4DecContext *ctx = avctx->priv_data;
    MpegEncContext * const s = &ctx->m;
    Picture *pic             = s->current_picture_ptr;
    struct vdpau_picture_context *pic_ctx = pic->hwaccel_picture_private;
    VdpPictureInfoMPEG4Part2 *info = &pic_ctx->info.mpeg4;
    VdpVideoSurface ref;
    int i;

    /* fill VdpPictureInfoMPEG4Part2 struct */
    info->forward_reference  = VDP_INVALID_HANDLE;
    info->backward_reference = VDP_INVALID_HANDLE;
    info->vop_coding_type    = 0;

    switch (s->pict_type) {
    case AV_PICTURE_TYPE_B:
        ref = ff_vdpau_get_surface_id(s->next_picture.f);
        assert(ref != VDP_INVALID_HANDLE);
        info->backward_reference = ref;
        info->vop_coding_type    = 2;
        /* fall-through */
    case AV_PICTURE_TYPE_P:
        ref = ff_vdpau_get_surface_id(s->last_picture.f);
        assert(ref != VDP_INVALID_HANDLE);
        info->forward_reference  = ref;
    }

    info->trd[0]                            = s->pp_time;
    info->trb[0]                            = s->pb_time;
    info->trd[1]                            = s->pp_field_time >> 1;
    info->trb[1]                            = s->pb_field_time >> 1;
    info->vop_time_increment_resolution     = s->avctx->framerate.num;
    info->vop_fcode_forward                 = s->f_code;
    info->vop_fcode_backward                = s->b_code;
    info->resync_marker_disable             = !ctx->resync_marker;
    info->interlaced                        = !s->progressive_sequence;
    info->quant_type                        = s->mpeg_quant;
    info->quarter_sample                    = s->quarter_sample;
    info->short_video_header                = avctx->codec->id == AV_CODEC_ID_H263;
    info->rounding_control                  = s->no_rounding;
    info->alternate_vertical_scan_flag      = s->alternate_scan;
    info->top_field_first                   = s->top_field_first;
    for (i = 0; i < 64; ++i) {
        info->intra_quantizer_matrix[i]     = s->intra_matrix[i];
        info->non_intra_quantizer_matrix[i] = s->inter_matrix[i];
    }

    ff_vdpau_common_start_frame(pic_ctx, buffer, size);
    return ff_vdpau_add_buffer(pic_ctx, buffer, size);
}
コード例 #5
0
ファイル: vdpau_mpeg12.c プロジェクト: AVbin/libav
static int vdpau_mpeg_decode_slice(AVCodecContext *avctx,
                                   const uint8_t *buffer, uint32_t size)
{
    AVVDPAUContext *hwctx = avctx->hwaccel_context;
    int val;

    val = ff_vdpau_add_buffer(avctx, buffer, size);
    if (val < 0)
        return val;

    hwctx->info.mpeg.slice_count++;
    return 0;
}
コード例 #6
0
ファイル: vdpau_mpeg12.c プロジェクト: BEforlin/TCC_ffmpeg
static int vdpau_mpeg_decode_slice(AVCodecContext *avctx,
                                   const uint8_t *buffer, uint32_t size)
{
    MpegEncContext * const s = avctx->priv_data;
    Picture *pic             = s->current_picture_ptr;
    struct vdpau_picture_context *pic_ctx = pic->hwaccel_picture_private;
    int val;

    val = ff_vdpau_add_buffer(pic_ctx, buffer, size);
    if (val < 0)
        return val;

    pic_ctx->info.mpeg.slice_count++;
    return 0;
}