video players.
Original patch by NVIDIA corporation.
Originally committed as revision 16431 to svn://svn.ffmpeg.org/ffmpeg/trunk
h263_encoder_select="aandct"
h263p_encoder_select="aandct"
h264_decoder_select="golomb"
+h264_vdpau_decoder_deps="vdpau"
imc_decoder_select="fft mdct"
jpegls_decoder_select="golomb"
jpegls_encoder_select="golomb"
OBJS-$(CONFIG_H263P_ENCODER) += mpegvideo_enc.o motion_est.o ratecontrol.o h263.o mpeg12data.o mpegvideo.o error_resilience.o
OBJS-$(CONFIG_H264_DECODER) += h264.o h264idct.o h264pred.o h264_parser.o cabac.o mpegvideo.o error_resilience.o
OBJS-$(CONFIG_H264_ENCODER) += h264enc.o h264dspenc.o
+OBJS-$(CONFIG_H264_VDPAU_DECODER) += vdpauvideo.o
OBJS-$(CONFIG_HUFFYUV_DECODER) += huffyuv.o
OBJS-$(CONFIG_HUFFYUV_ENCODER) += huffyuv.o
OBJS-$(CONFIG_IDCIN_DECODER) += idcinvideo.o
REGISTER_DECODER (H263I, h263i);
REGISTER_ENCODER (H263P, h263p);
REGISTER_DECODER (H264, h264);
+ REGISTER_DECODER (H264_VDPAU, h264_vdpau);
REGISTER_ENCDEC (HUFFYUV, huffyuv);
REGISTER_DECODER (IDCIN, idcin);
REGISTER_DECODER (INDEO2, indeo2);
CODEC_ID_TGV,
CODEC_ID_TGQ,
+ /* "codecs" for HW decoding with VDPAU */
+ CODEC_ID_H264_VDPAU= 0x9000,
+
/* various PCM "codecs" */
CODEC_ID_PCM_S16LE= 0x10000,
CODEC_ID_PCM_S16BE,
* This can be used to prevent truncation of the last audio samples.
*/
#define CODEC_CAP_SMALL_LAST_FRAME 0x0040
+/**
+ * Codec can export data for HW decoding (VDPAU).
+ */
+#define CODEC_CAP_HWACCEL_VDPAU 0x0080
//The following defines may change, don't expect compatibility if you use them.
#define MB_TYPE_INTRA4x4 0x0001
#include "h264_parser.h"
#include "golomb.h"
#include "rectangle.h"
+#include "vdpau_internal.h"
#include "cabac.h"
#ifdef ARCH_X86
if(avctx->codec_id == CODEC_ID_SVQ3)
avctx->pix_fmt= PIX_FMT_YUVJ420P;
+ else if(avctx->codec_id == CODEC_ID_H264_VDPAU)
+ avctx->pix_fmt= PIX_FMT_VDPAU_H264;
else
avctx->pix_fmt= PIX_FMT_YUV420P;
H264Context *hx;
int i;
+ if(avctx->codec_id == CODEC_ID_H264_VDPAU)
+ return;
if(context_count == 1) {
decode_slice(avctx, &h);
} else {
&& (avctx->skip_frame < AVDISCARD_NONREF || hx->nal_ref_idc)
&& (avctx->skip_frame < AVDISCARD_BIDIR || hx->slice_type_nos!=FF_B_TYPE)
&& (avctx->skip_frame < AVDISCARD_NONKEY || hx->slice_type_nos==FF_I_TYPE)
- && avctx->skip_frame < AVDISCARD_ALL)
+ && avctx->skip_frame < AVDISCARD_ALL){
+ if(ENABLE_H264_VDPAU_DECODER && avctx->codec_id == CODEC_ID_H264_VDPAU){
+ static const uint8_t start_code[] = {0x00, 0x00, 0x01};
+ ff_VDPAU_h264_add_data_chunk(h, start_code, sizeof(start_code));
+ ff_VDPAU_h264_add_data_chunk(h, &buf[buf_index - consumed], consumed );
+ }else
context_count++;
+ }
break;
case NAL_DPA:
init_get_bits(&hx->s.gb, ptr, bit_length);
h->prev_frame_num_offset= h->frame_num_offset;
h->prev_frame_num= h->frame_num;
+ if (ENABLE_H264_VDPAU_DECODER && avctx->codec_id == CODEC_ID_H264_VDPAU)
+ ff_VDPAU_h264_picture_complete(h);
+
/*
* FIXME: Error handling code does not seem to support interlaced
* when slices span multiple rows
* past end by one (callers fault) and resync_mb_y != 0
* causes problems for the first MB line, too.
*/
- if (!FIELD_PICTURE)
+ if (!avctx->codec_id == CODEC_ID_H264_VDPAU && !FIELD_PICTURE)
ff_er_frame_end(s);
MPV_frame_end(s);
.long_name = NULL_IF_CONFIG_SMALL("H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10"),
};
+#ifdef CONFIG_H264_VDPAU_DECODER
+AVCodec h264_vdpau_decoder = {
+ "h264_vdpau",
+ CODEC_TYPE_VIDEO,
+ CODEC_ID_H264_VDPAU,
+ sizeof(H264Context),
+ decode_init,
+ NULL,
+ decode_end,
+ decode_frame,
+ CODEC_CAP_DR1 | CODEC_CAP_DELAY | CODEC_CAP_HWACCEL_VDPAU,
+ .flush= flush_dpb,
+ .long_name = NULL_IF_CONFIG_SMALL("H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 (VDPAU acceleration)"),
+};
+#endif
+
#include "svq3.c"
AVCodecParser h264_parser = {
- { CODEC_ID_H264 },
+ { CODEC_ID_H264,
+ CODEC_ID_H264_VDPAU },
sizeof(H264Context),
NULL,
h264_parse,
[PIX_FMT_XVMC_MPEG2_IDCT] = {
.name = "xvmcidct",
},
+ [PIX_FMT_VDPAU_H264] = {
+ .name = "vdpau_h264",
+ },
[PIX_FMT_UYYVYY411] = {
.name = "uyyvyy411",
.nb_channels = 1,
XVMC_field_end(s);
}else
#endif
- if(s->unrestricted_mv && s->current_picture.reference && !s->intra_only && !(s->flags&CODEC_FLAG_EMU_EDGE)) {
+ if(!(s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU)
+ && s->unrestricted_mv
+ && s->current_picture.reference
+ && !s->intra_only
+ && !(s->flags&CODEC_FLAG_EMU_EDGE)) {
s->dsp.draw_edges(s->current_picture.data[0], s->linesize , s->h_edge_pos , s->v_edge_pos , EDGE_WIDTH );
s->dsp.draw_edges(s->current_picture.data[1], s->uvlinesize, s->h_edge_pos>>1, s->v_edge_pos>>1, EDGE_WIDTH/2);
s->dsp.draw_edges(s->current_picture.data[2], s->uvlinesize, s->h_edge_pos>>1, s->v_edge_pos>>1, EDGE_WIDTH/2);
--- /dev/null
+/*
+ * Video Decode and Presentation API for UNIX (VDPAU) is used for
+ * HW decode acceleration for MPEG-1/2, H.264 and VC-1.
+ *
+ * Copyright (C) 2008 NVIDIA.
+ *
+ * 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
+ */
+
+#ifndef AVCODEC_VDPAU_INTERNAL_H
+#define AVCODEC_VDPAU_INTERNAL_H
+
+void ff_VDPAU_h264_add_data_chunk(H264Context *h, const uint8_t *buf,
+ int buf_size);
+void ff_VDPAU_h264_picture_complete(H264Context *h);
+
+#endif /* AVCODEC_VDPAU_INTERNAL_H */
--- /dev/null
+/*
+ * Video Decode and Presentation API for UNIX (VDPAU) is used for
+ * HW decode acceleration for MPEG-1/2, H.264 and VC-1.
+ *
+ * Copyright (C) 2008 NVIDIA.
+ *
+ * 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
+ */
+
+#ifndef AVCODEC_VDPAU_RENDER_H
+#define AVCODEC_VDPAU_RENDER_H
+
+/**
+ * \defgroup Decoder VDPAU Decoder and Renderer
+ *
+ * VDPAU HW acceleration has two modules
+ * - VDPAU Decoding
+ * - VDPAU Presentation
+ *
+ * VDPAU decoding module parses all headers using FFmpeg
+ * parsing mechanism and uses VDPAU for the actual decoding.
+ *
+ * As per the current implementation, the actual decoding
+ * and rendering (API calls) are done as part of VDPAU
+ * presentation (vo_vdpau.c) module.
+ *
+ * @{
+ * \defgroup VDPAU_Decoding VDPAU Decoding
+ * \ingroup Decoder
+ * @{
+ */
+
+#include "vdpau/vdpau.h"
+#include "vdpau/vdpau_x11.h"
+
+/**
+ * \brief The videoSurface is used for render.
+ */
+#define FF_VDPAU_STATE_USED_FOR_RENDER 1
+
+/**
+ * \brief The videoSurface is needed for reference/prediction,
+ * codec manipulates this.
+ */
+#define FF_VDPAU_STATE_USED_FOR_REFERENCE 2
+
+/**
+ * \brief This structure is used as a CALL-BACK between the ffmpeg
+ * decoder (vd_) and presentation (vo_) module.
+ * This is used for defining a video-frame containing surface,
+ * picture-parameter, bitstream informations etc which are passed
+ * between ffmpeg decoder and its clients.
+ */
+struct vdpau_render_state
+ VdpVideoSurface surface; ///< used as rendered surface, never changed.
+
+ int state; ///< Holds FF_VDPAU_STATE_* values
+
+ /** Picture Parameter information for all supported codecs */
+ union _VdpPictureInfo {
+ VdpPictureInfoH264 h264;
+ } info;
+
+ /** Describe size/location of the compressed video data */
+ int bitstreamBuffersAlloced;
+ int bitstreamBuffersUsed;
+ VdpBitstreamBuffer *bitstreamBuffers;
+};
+
+/* @}*/
+
+#endif /* AVCODEC_VDPAU_RENDER_H */
--- /dev/null
+/*
+ * Video Decode and Presentation API for UNIX (VDPAU) is used for
+ * HW decode acceleration for MPEG-1/2, H.264 and VC-1.
+ *
+ * Copyright (c) 2008 NVIDIA.
+ *
+ * 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 <limits.h>
+#include "avcodec.h"
+#include "h264.h"
+
+#undef NDEBUG
+#include <assert.h>
+
+#include "vdpau_render.h"
+#include "vdpau_internal.h"
+
+/**
+ * \addtogroup VDPAU_Decoding
+ *
+ * @{
+ */
+
+static void VDPAU_h264_set_reference_frames(H264Context *h)
+{
+ MpegEncContext * s = &h->s;
+ struct vdpau_render_state * render, * render_ref;
+ VdpReferenceFrameH264 * rf, * rf2;
+ Picture * pic;
+ int i, list, pic_frame_idx;
+
+ render = (struct vdpau_render_state*)s->current_picture_ptr->data[0];
+ assert(render);
+
+ rf = &render->info.h264.referenceFrames[0];
+#define H264_RF_COUNT FF_ARRAY_ELEMS(render->info.h264.referenceFrames)
+
+ for (list = 0; list < 2; ++list) {
+ Picture **lp = list ? h->long_ref : h->short_ref;
+ int ls = list ? h->long_ref_count : h->short_ref_count;
+
+ for (i = 0; i < ls; ++i) {
+ pic = lp[i];
+ if (!pic || !pic->reference)
+ continue;
+ pic_frame_idx = pic->long_ref ? pic->pic_id : pic->frame_num;
+
+ render_ref = (struct vdpau_render_state*)pic->data[0];
+ assert(render_ref);
+
+ rf2 = &render->info.h264.referenceFrames[0];
+ while (rf2 != rf) {
+ if (
+ (rf2->surface == render_ref->surface)
+ && (rf2->is_long_term == pic->long_ref)
+ && (rf2->frame_idx == pic_frame_idx)
+ )
+ break;
+ ++rf2;
+ }
+ if (rf2 != rf) {
+ rf2->top_is_reference |= (pic->reference & PICT_TOP_FIELD) ? VDP_TRUE : VDP_FALSE;
+ rf2->bottom_is_reference |= (pic->reference & PICT_BOTTOM_FIELD) ? VDP_TRUE : VDP_FALSE;
+ continue;
+ }
+
+ if (rf >= &render->info.h264.referenceFrames[H264_RF_COUNT])
+ continue;
+
+ rf->surface = render_ref->surface;
+ rf->is_long_term = pic->long_ref;
+ rf->top_is_reference = (pic->reference & PICT_TOP_FIELD) ? VDP_TRUE : VDP_FALSE;
+ rf->bottom_is_reference = (pic->reference & PICT_BOTTOM_FIELD) ? VDP_TRUE : VDP_FALSE;
+ rf->field_order_cnt[0] = pic->field_poc[0];
+ rf->field_order_cnt[1] = pic->field_poc[1];
+ rf->frame_idx = pic_frame_idx;
+
+ ++rf;
+ }
+ }
+
+ for (; rf < &render->info.h264.referenceFrames[H264_RF_COUNT]; ++rf) {
+ rf->surface = VDP_INVALID_HANDLE;
+ rf->is_long_term = 0;
+ rf->top_is_reference = 0;
+ rf->bottom_is_reference = 0;
+ rf->field_order_cnt[0] = 0;
+ rf->field_order_cnt[1] = 0;
+ rf->frame_idx = 0;
+ }
+}
+
+void ff_VDPAU_h264_add_data_chunk(H264Context *h, const uint8_t *buf, int buf_size)
+{
+ MpegEncContext * s = &h->s;
+ struct vdpau_render_state * render;
+
+ render = (struct vdpau_render_state*)s->current_picture_ptr->data[0];
+ assert(render);
+
+ if (!render->bitstreamBuffersUsed)
+ VDPAU_h264_set_reference_frames(h);
+
+ render->bitstreamBuffers= av_fast_realloc(
+ render->bitstreamBuffers,
+ &render->bitstreamBuffersAlloced,
+ sizeof(*render->bitstreamBuffers)*(render->bitstreamBuffersUsed + 1)
+ );
+
+ render->bitstreamBuffers[render->bitstreamBuffersUsed].struct_version = VDP_BITSTREAM_BUFFER_VERSION;
+ render->bitstreamBuffers[render->bitstreamBuffersUsed].bitstream = buf;
+ render->bitstreamBuffers[render->bitstreamBuffersUsed].bitstream_bytes = buf_size;
+ render->bitstreamBuffersUsed++;
+}
+
+void ff_VDPAU_h264_picture_complete(H264Context *h)
+{
+ MpegEncContext * s = &h->s;
+ struct vdpau_render_state * render;
+
+ render = (struct vdpau_render_state*)s->current_picture_ptr->data[0];
+ assert(render);
+
+ render->info.h264.slice_count = h->slice_num;
+ if (render->info.h264.slice_count < 1)
+ return;
+
+ for (int i = 0; i < 2; ++i) {
+ int foc = s->current_picture_ptr->field_poc[i];
+ if (foc == INT_MAX)
+ foc = 0;
+ render->info.h264.field_order_cnt[i] = foc;
+ }
+
+ render->info.h264.is_reference = s->current_picture_ptr->reference ? VDP_TRUE : VDP_FALSE;
+ render->info.h264.frame_num = h->frame_num;
+ render->info.h264.field_pic_flag = s->picture_structure != PICT_FRAME;
+ render->info.h264.bottom_field_flag = s->picture_structure == PICT_BOTTOM_FIELD;
+ render->info.h264.num_ref_frames = h->sps.ref_frame_count;
+ render->info.h264.mb_adaptive_frame_field_flag = h->sps.mb_aff;
+ render->info.h264.constrained_intra_pred_flag = h->pps.constrained_intra_pred;
+ render->info.h264.weighted_pred_flag = h->pps.weighted_pred;
+ render->info.h264.weighted_bipred_idc = h->pps.weighted_bipred_idc;
+ render->info.h264.frame_mbs_only_flag = h->sps.frame_mbs_only_flag;
+ render->info.h264.transform_8x8_mode_flag = h->pps.transform_8x8_mode;
+ render->info.h264.chroma_qp_index_offset = h->pps.chroma_qp_index_offset[0];
+ render->info.h264.second_chroma_qp_index_offset = h->pps.chroma_qp_index_offset[1];
+ render->info.h264.pic_init_qp_minus26 = h->pps.init_qp - 26;
+ render->info.h264.num_ref_idx_l0_active_minus1 = h->pps.ref_count[0] - 1;
+ render->info.h264.num_ref_idx_l1_active_minus1 = h->pps.ref_count[1] - 1;
+ render->info.h264.log2_max_frame_num_minus4 = h->sps.log2_max_frame_num - 4;
+ render->info.h264.pic_order_cnt_type = h->sps.poc_type;
+ render->info.h264.log2_max_pic_order_cnt_lsb_minus4 = h->sps.log2_max_poc_lsb - 4;
+ render->info.h264.delta_pic_order_always_zero_flag = h->sps.delta_pic_order_always_zero_flag;
+ render->info.h264.direct_8x8_inference_flag = h->sps.direct_8x8_inference_flag;
+ render->info.h264.entropy_coding_mode_flag = h->pps.cabac;
+ render->info.h264.pic_order_present_flag = h->pps.pic_order_present;
+ render->info.h264.deblocking_filter_control_present_flag = h->pps.deblocking_filter_parameters_present;
+ render->info.h264.redundant_pic_cnt_present_flag = h->pps.redundant_pic_cnt_present;
+ memcpy(render->info.h264.scaling_lists_4x4, h->pps.scaling_matrix4, sizeof(render->info.h264.scaling_lists_4x4));
+ memcpy(render->info.h264.scaling_lists_8x8, h->pps.scaling_matrix8, sizeof(render->info.h264.scaling_lists_8x8));
+
+ ff_draw_horiz_band(s, 0, s->avctx->height);
+ render->bitstreamBuffersUsed = 0;
+}
+
+/* @}*/
PIX_FMT_YUV440P, ///< Planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
PIX_FMT_YUVJ440P, ///< Planar YUV 4:4:0 full scale (jpeg)
PIX_FMT_YUVA420P, ///< Planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
+ PIX_FMT_VDPAU_H264,///< H264 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
PIX_FMT_NB, ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions
};
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