mirror of
https://github.com/FFmpeg/FFmpeg.git
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768 lines
25 KiB
C
768 lines
25 KiB
C
/*
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* Android MediaCodec decoder
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*
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* Copyright (c) 2015-2016 Matthieu Bouron <matthieu.bouron stupeflix.com>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <string.h>
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#include <sys/types.h>
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#include "libavutil/atomic.h"
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#include "libavutil/common.h"
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#include "libavutil/mem.h"
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#include "libavutil/log.h"
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#include "libavutil/pixfmt.h"
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#include "libavutil/time.h"
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#include "libavutil/timestamp.h"
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#include "avcodec.h"
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#include "internal.h"
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#include "mediacodec.h"
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#include "mediacodec_surface.h"
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#include "mediacodec_sw_buffer.h"
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#include "mediacodec_wrapper.h"
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#include "mediacodecdec.h"
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/**
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* OMX.k3.video.decoder.avc, OMX.NVIDIA.* OMX.SEC.avc.dec and OMX.google
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* codec workarounds used in various place are taken from the Gstreamer
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* project.
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*
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* Gstreamer references:
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* https://cgit.freedesktop.org/gstreamer/gst-plugins-bad/tree/sys/androidmedia/
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*
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* Gstreamer copyright notice:
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*
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* Copyright (C) 2012, Collabora Ltd.
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* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>
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*
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* Copyright (C) 2012, Rafaël Carré <funman@videolanorg>
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*
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* Copyright (C) 2015, Sebastian Dröge <sebastian@centricular.com>
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*
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* Copyright (C) 2014-2015, Collabora Ltd.
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* Author: Matthieu Bouron <matthieu.bouron@gcollabora.com>
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*
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* Copyright (C) 2015, Edward Hervey
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* Author: Edward Hervey <bilboed@gmail.com>
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*
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* Copyright (C) 2015, Matthew Waters <matthew@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation
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* version 2.1 of the License.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#define INPUT_DEQUEUE_TIMEOUT_US 8000
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#define OUTPUT_DEQUEUE_TIMEOUT_US 8000
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#define OUTPUT_DEQUEUE_BLOCK_TIMEOUT_US 1000000
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enum {
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COLOR_FormatYUV420Planar = 0x13,
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COLOR_FormatYUV420SemiPlanar = 0x15,
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COLOR_FormatYCbYCr = 0x19,
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COLOR_FormatAndroidOpaque = 0x7F000789,
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COLOR_QCOM_FormatYUV420SemiPlanar = 0x7fa30c00,
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COLOR_QCOM_FormatYUV420SemiPlanar32m = 0x7fa30c04,
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COLOR_QCOM_FormatYUV420PackedSemiPlanar64x32Tile2m8ka = 0x7fa30c03,
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COLOR_TI_FormatYUV420PackedSemiPlanar = 0x7f000100,
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COLOR_TI_FormatYUV420PackedSemiPlanarInterlaced = 0x7f000001,
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};
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static const struct {
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int color_format;
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enum AVPixelFormat pix_fmt;
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} color_formats[] = {
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{ COLOR_FormatYUV420Planar, AV_PIX_FMT_YUV420P },
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{ COLOR_FormatYUV420SemiPlanar, AV_PIX_FMT_NV12 },
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{ COLOR_QCOM_FormatYUV420SemiPlanar, AV_PIX_FMT_NV12 },
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{ COLOR_QCOM_FormatYUV420SemiPlanar32m, AV_PIX_FMT_NV12 },
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{ COLOR_QCOM_FormatYUV420PackedSemiPlanar64x32Tile2m8ka, AV_PIX_FMT_NV12 },
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{ COLOR_TI_FormatYUV420PackedSemiPlanar, AV_PIX_FMT_NV12 },
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{ COLOR_TI_FormatYUV420PackedSemiPlanarInterlaced, AV_PIX_FMT_NV12 },
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{ 0 }
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};
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static enum AVPixelFormat mcdec_map_color_format(AVCodecContext *avctx,
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MediaCodecDecContext *s,
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int color_format)
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{
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int i;
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enum AVPixelFormat ret = AV_PIX_FMT_NONE;
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if (s->surface) {
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return AV_PIX_FMT_MEDIACODEC;
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}
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if (!strcmp(s->codec_name, "OMX.k3.video.decoder.avc") && color_format == COLOR_FormatYCbYCr) {
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s->color_format = color_format = COLOR_TI_FormatYUV420PackedSemiPlanar;
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}
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for (i = 0; i < FF_ARRAY_ELEMS(color_formats); i++) {
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if (color_formats[i].color_format == color_format) {
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return color_formats[i].pix_fmt;
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}
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}
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av_log(avctx, AV_LOG_ERROR, "Output color format 0x%x (value=%d) is not supported\n",
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color_format, color_format);
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return ret;
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}
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static void ff_mediacodec_dec_ref(MediaCodecDecContext *s)
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{
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avpriv_atomic_int_add_and_fetch(&s->refcount, 1);
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}
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static void ff_mediacodec_dec_unref(MediaCodecDecContext *s)
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{
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if (!s)
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return;
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if (!avpriv_atomic_int_add_and_fetch(&s->refcount, -1)) {
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if (s->codec) {
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ff_AMediaCodec_delete(s->codec);
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s->codec = NULL;
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}
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if (s->format) {
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ff_AMediaFormat_delete(s->format);
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s->format = NULL;
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}
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if (s->surface) {
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ff_mediacodec_surface_unref(s->surface, NULL);
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s->surface = NULL;
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}
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av_freep(&s->codec_name);
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av_freep(&s);
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}
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}
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static void mediacodec_buffer_release(void *opaque, uint8_t *data)
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{
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AVMediaCodecBuffer *buffer = opaque;
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MediaCodecDecContext *ctx = buffer->ctx;
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int released = avpriv_atomic_int_get(&buffer->released);
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if (!released) {
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ff_AMediaCodec_releaseOutputBuffer(ctx->codec, buffer->index, 0);
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}
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ff_mediacodec_dec_unref(ctx);
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av_freep(&buffer);
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}
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static int mediacodec_wrap_hw_buffer(AVCodecContext *avctx,
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MediaCodecDecContext *s,
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ssize_t index,
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FFAMediaCodecBufferInfo *info,
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AVFrame *frame)
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{
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int ret = 0;
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int status = 0;
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AVMediaCodecBuffer *buffer = NULL;
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frame->buf[0] = NULL;
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frame->width = avctx->width;
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frame->height = avctx->height;
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frame->format = avctx->pix_fmt;
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if (avctx->pkt_timebase.num && avctx->pkt_timebase.den) {
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frame->pkt_pts = av_rescale_q(info->presentationTimeUs,
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av_make_q(1, 1000000),
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avctx->pkt_timebase);
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} else {
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frame->pkt_pts = info->presentationTimeUs;
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}
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frame->pkt_dts = AV_NOPTS_VALUE;
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buffer = av_mallocz(sizeof(AVMediaCodecBuffer));
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if (!buffer) {
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ret = AVERROR(ENOMEM);
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goto fail;
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}
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buffer->released = 0;
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frame->buf[0] = av_buffer_create(NULL,
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0,
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mediacodec_buffer_release,
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buffer,
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AV_BUFFER_FLAG_READONLY);
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if (!frame->buf[0]) {
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ret = AVERROR(ENOMEM);
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goto fail;
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}
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buffer->ctx = s;
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ff_mediacodec_dec_ref(s);
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buffer->index = index;
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buffer->pts = info->presentationTimeUs;
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frame->data[3] = (uint8_t *)buffer;
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return 0;
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fail:
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av_freep(buffer);
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av_buffer_unref(&frame->buf[0]);
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status = ff_AMediaCodec_releaseOutputBuffer(s->codec, index, 0);
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if (status < 0) {
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av_log(avctx, AV_LOG_ERROR, "Failed to release output buffer\n");
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ret = AVERROR_EXTERNAL;
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}
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return ret;
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}
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static int mediacodec_wrap_sw_buffer(AVCodecContext *avctx,
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MediaCodecDecContext *s,
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uint8_t *data,
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size_t size,
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ssize_t index,
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FFAMediaCodecBufferInfo *info,
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AVFrame *frame)
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{
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int ret = 0;
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int status = 0;
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frame->width = avctx->width;
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frame->height = avctx->height;
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frame->format = avctx->pix_fmt;
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/* MediaCodec buffers needs to be copied to our own refcounted buffers
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* because the flush command invalidates all input and output buffers.
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*/
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if ((ret = ff_get_buffer(avctx, frame, 0)) < 0) {
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av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer\n");
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goto done;
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}
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/* Override frame->pkt_pts as ff_get_buffer will override its value based
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* on the last avpacket received which is not in sync with the frame:
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* * N avpackets can be pushed before 1 frame is actually returned
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* * 0-sized avpackets are pushed to flush remaining frames at EOS */
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frame->pkt_pts = info->presentationTimeUs;
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frame->pkt_dts = AV_NOPTS_VALUE;
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av_log(avctx, AV_LOG_DEBUG,
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"Frame: width=%d stride=%d height=%d slice-height=%d "
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"crop-top=%d crop-bottom=%d crop-left=%d crop-right=%d encoder=%s\n"
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"destination linesizes=%d,%d,%d\n" ,
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avctx->width, s->stride, avctx->height, s->slice_height,
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s->crop_top, s->crop_bottom, s->crop_left, s->crop_right, s->codec_name,
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frame->linesize[0], frame->linesize[1], frame->linesize[2]);
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switch (s->color_format) {
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case COLOR_FormatYUV420Planar:
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ff_mediacodec_sw_buffer_copy_yuv420_planar(avctx, s, data, size, info, frame);
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break;
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case COLOR_FormatYUV420SemiPlanar:
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case COLOR_QCOM_FormatYUV420SemiPlanar:
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case COLOR_QCOM_FormatYUV420SemiPlanar32m:
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ff_mediacodec_sw_buffer_copy_yuv420_semi_planar(avctx, s, data, size, info, frame);
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break;
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case COLOR_TI_FormatYUV420PackedSemiPlanar:
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case COLOR_TI_FormatYUV420PackedSemiPlanarInterlaced:
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ff_mediacodec_sw_buffer_copy_yuv420_packed_semi_planar(avctx, s, data, size, info, frame);
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break;
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case COLOR_QCOM_FormatYUV420PackedSemiPlanar64x32Tile2m8ka:
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ff_mediacodec_sw_buffer_copy_yuv420_packed_semi_planar_64x32Tile2m8ka(avctx, s, data, size, info, frame);
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break;
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default:
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av_log(avctx, AV_LOG_ERROR, "Unsupported color format 0x%x (value=%d)\n",
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s->color_format, s->color_format);
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ret = AVERROR(EINVAL);
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goto done;
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}
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ret = 0;
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done:
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status = ff_AMediaCodec_releaseOutputBuffer(s->codec, index, 0);
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if (status < 0) {
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av_log(avctx, AV_LOG_ERROR, "Failed to release output buffer\n");
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ret = AVERROR_EXTERNAL;
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}
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return ret;
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}
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static int mediacodec_dec_parse_format(AVCodecContext *avctx, MediaCodecDecContext *s)
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{
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int width = 0;
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int height = 0;
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int32_t value = 0;
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char *format = NULL;
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if (!s->format) {
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av_log(avctx, AV_LOG_ERROR, "Output MediaFormat is not set\n");
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return AVERROR(EINVAL);
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}
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format = ff_AMediaFormat_toString(s->format);
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if (!format) {
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return AVERROR_EXTERNAL;
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}
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av_log(avctx, AV_LOG_DEBUG, "Parsing MediaFormat %s\n", format);
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av_freep(&format);
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/* Mandatory fields */
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if (!ff_AMediaFormat_getInt32(s->format, "width", &value)) {
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format = ff_AMediaFormat_toString(s->format);
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av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "width", format);
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av_freep(&format);
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return AVERROR_EXTERNAL;
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}
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s->width = value;
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if (!ff_AMediaFormat_getInt32(s->format, "height", &value)) {
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format = ff_AMediaFormat_toString(s->format);
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av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "height", format);
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av_freep(&format);
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return AVERROR_EXTERNAL;
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}
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s->height = value;
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if (!ff_AMediaFormat_getInt32(s->format, "stride", &value)) {
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format = ff_AMediaFormat_toString(s->format);
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av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "stride", format);
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av_freep(&format);
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return AVERROR_EXTERNAL;
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}
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s->stride = value > 0 ? value : s->width;
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if (!ff_AMediaFormat_getInt32(s->format, "slice-height", &value)) {
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format = ff_AMediaFormat_toString(s->format);
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av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "slice-height", format);
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av_freep(&format);
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return AVERROR_EXTERNAL;
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}
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s->slice_height = value > 0 ? value : s->height;
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if (strstr(s->codec_name, "OMX.Nvidia.")) {
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s->slice_height = FFALIGN(s->height, 16);
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} else if (strstr(s->codec_name, "OMX.SEC.avc.dec")) {
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s->slice_height = avctx->height;
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s->stride = avctx->width;
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}
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if (!ff_AMediaFormat_getInt32(s->format, "color-format", &value)) {
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format = ff_AMediaFormat_toString(s->format);
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av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", "color-format", format);
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av_freep(&format);
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return AVERROR_EXTERNAL;
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}
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s->color_format = value;
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s->pix_fmt = avctx->pix_fmt = mcdec_map_color_format(avctx, s, value);
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if (avctx->pix_fmt == AV_PIX_FMT_NONE) {
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av_log(avctx, AV_LOG_ERROR, "Output color format is not supported\n");
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return AVERROR(EINVAL);
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}
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/* Optional fields */
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if (ff_AMediaFormat_getInt32(s->format, "crop-top", &value))
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s->crop_top = value;
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if (ff_AMediaFormat_getInt32(s->format, "crop-bottom", &value))
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s->crop_bottom = value;
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if (ff_AMediaFormat_getInt32(s->format, "crop-left", &value))
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s->crop_left = value;
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if (ff_AMediaFormat_getInt32(s->format, "crop-right", &value))
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s->crop_right = value;
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width = s->crop_right + 1 - s->crop_left;
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height = s->crop_bottom + 1 - s->crop_top;
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av_log(avctx, AV_LOG_INFO,
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"Output crop parameters top=%d bottom=%d left=%d right=%d, "
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"resulting dimensions width=%d height=%d\n",
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s->crop_top, s->crop_bottom, s->crop_left, s->crop_right,
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width, height);
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return ff_set_dimensions(avctx, width, height);
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}
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static int mediacodec_dec_flush_codec(AVCodecContext *avctx, MediaCodecDecContext *s)
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{
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FFAMediaCodec *codec = s->codec;
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int status;
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s->dequeued_buffer_nb = 0;
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s->draining = 0;
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s->flushing = 0;
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s->eos = 0;
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status = ff_AMediaCodec_flush(codec);
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if (status < 0) {
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av_log(avctx, AV_LOG_ERROR, "Failed to flush codec\n");
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return AVERROR_EXTERNAL;
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}
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s->first_buffer = 0;
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s->first_buffer_at = av_gettime();
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return 0;
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}
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int ff_mediacodec_dec_init(AVCodecContext *avctx, MediaCodecDecContext *s,
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const char *mime, FFAMediaFormat *format)
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{
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int ret = 0;
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int status;
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int profile;
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enum AVPixelFormat pix_fmt;
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static const enum AVPixelFormat pix_fmts[] = {
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AV_PIX_FMT_MEDIACODEC,
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AV_PIX_FMT_NONE,
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};
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s->first_buffer_at = av_gettime();
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s->refcount = 1;
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pix_fmt = ff_get_format(avctx, pix_fmts);
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if (pix_fmt == AV_PIX_FMT_MEDIACODEC) {
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AVMediaCodecContext *user_ctx = avctx->hwaccel_context;
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if (user_ctx && user_ctx->surface) {
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s->surface = ff_mediacodec_surface_ref(user_ctx->surface, avctx);
|
|
av_log(avctx, AV_LOG_INFO, "Using surface %p\n", s->surface);
|
|
}
|
|
}
|
|
|
|
profile = ff_AMediaCodecProfile_getProfileFromAVCodecContext(avctx);
|
|
if (profile < 0) {
|
|
av_log(avctx, AV_LOG_WARNING, "Unsupported or unknown profile");
|
|
}
|
|
|
|
s->codec_name = ff_AMediaCodecList_getCodecNameByType(mime, profile, 0, avctx);
|
|
if (!s->codec_name) {
|
|
ret = AVERROR_EXTERNAL;
|
|
goto fail;
|
|
}
|
|
|
|
av_log(avctx, AV_LOG_DEBUG, "Found decoder %s\n", s->codec_name);
|
|
s->codec = ff_AMediaCodec_createCodecByName(s->codec_name);
|
|
if (!s->codec) {
|
|
av_log(avctx, AV_LOG_ERROR, "Failed to create media decoder for type %s and name %s\n", mime, s->codec_name);
|
|
ret = AVERROR_EXTERNAL;
|
|
goto fail;
|
|
}
|
|
|
|
status = ff_AMediaCodec_configure(s->codec, format, s->surface, NULL, 0);
|
|
if (status < 0) {
|
|
char *desc = ff_AMediaFormat_toString(format);
|
|
av_log(avctx, AV_LOG_ERROR,
|
|
"Failed to configure codec (status = %d) with format %s\n",
|
|
status, desc);
|
|
av_freep(&desc);
|
|
|
|
ret = AVERROR_EXTERNAL;
|
|
goto fail;
|
|
}
|
|
|
|
status = ff_AMediaCodec_start(s->codec);
|
|
if (status < 0) {
|
|
char *desc = ff_AMediaFormat_toString(format);
|
|
av_log(avctx, AV_LOG_ERROR,
|
|
"Failed to start codec (status = %d) with format %s\n",
|
|
status, desc);
|
|
av_freep(&desc);
|
|
ret = AVERROR_EXTERNAL;
|
|
goto fail;
|
|
}
|
|
|
|
s->format = ff_AMediaCodec_getOutputFormat(s->codec);
|
|
if (s->format) {
|
|
if ((ret = mediacodec_dec_parse_format(avctx, s)) < 0) {
|
|
av_log(avctx, AV_LOG_ERROR,
|
|
"Failed to configure context\n");
|
|
goto fail;
|
|
}
|
|
}
|
|
|
|
av_log(avctx, AV_LOG_DEBUG, "MediaCodec %p started successfully\n", s->codec);
|
|
|
|
return 0;
|
|
|
|
fail:
|
|
av_log(avctx, AV_LOG_ERROR, "MediaCodec %p failed to start\n", s->codec);
|
|
ff_mediacodec_dec_close(avctx, s);
|
|
return ret;
|
|
}
|
|
|
|
int ff_mediacodec_dec_decode(AVCodecContext *avctx, MediaCodecDecContext *s,
|
|
AVFrame *frame, int *got_frame,
|
|
AVPacket *pkt)
|
|
{
|
|
int ret;
|
|
int offset = 0;
|
|
int need_draining = 0;
|
|
uint8_t *data;
|
|
ssize_t index;
|
|
size_t size;
|
|
FFAMediaCodec *codec = s->codec;
|
|
FFAMediaCodecBufferInfo info = { 0 };
|
|
|
|
int status;
|
|
|
|
int64_t input_dequeue_timeout_us = INPUT_DEQUEUE_TIMEOUT_US;
|
|
int64_t output_dequeue_timeout_us = OUTPUT_DEQUEUE_TIMEOUT_US;
|
|
|
|
if (s->flushing) {
|
|
av_log(avctx, AV_LOG_ERROR, "Decoder is flushing and cannot accept new buffer "
|
|
"until all output buffers have been released\n");
|
|
return AVERROR_EXTERNAL;
|
|
}
|
|
|
|
if (pkt->size == 0) {
|
|
need_draining = 1;
|
|
}
|
|
|
|
if (s->draining && s->eos) {
|
|
return 0;
|
|
}
|
|
|
|
while (offset < pkt->size || (need_draining && !s->draining)) {
|
|
int size;
|
|
|
|
index = ff_AMediaCodec_dequeueInputBuffer(codec, input_dequeue_timeout_us);
|
|
if (ff_AMediaCodec_infoTryAgainLater(codec, index)) {
|
|
break;
|
|
}
|
|
|
|
if (index < 0) {
|
|
av_log(avctx, AV_LOG_ERROR, "Failed to dequeue input buffer (status=%zd)\n", index);
|
|
return AVERROR_EXTERNAL;
|
|
}
|
|
|
|
data = ff_AMediaCodec_getInputBuffer(codec, index, &size);
|
|
if (!data) {
|
|
av_log(avctx, AV_LOG_ERROR, "Failed to get input buffer\n");
|
|
return AVERROR_EXTERNAL;
|
|
}
|
|
|
|
if (need_draining) {
|
|
int64_t pts = pkt->pts;
|
|
uint32_t flags = ff_AMediaCodec_getBufferFlagEndOfStream(codec);
|
|
|
|
if (s->surface) {
|
|
pts = av_rescale_q(pts, avctx->pkt_timebase, av_make_q(1, 1000000));
|
|
}
|
|
|
|
av_log(avctx, AV_LOG_DEBUG, "Sending End Of Stream signal\n");
|
|
|
|
status = ff_AMediaCodec_queueInputBuffer(codec, index, 0, 0, pts, flags);
|
|
if (status < 0) {
|
|
av_log(avctx, AV_LOG_ERROR, "Failed to queue input empty buffer (status = %d)\n", status);
|
|
return AVERROR_EXTERNAL;
|
|
}
|
|
|
|
s->draining = 1;
|
|
break;
|
|
} else {
|
|
int64_t pts = pkt->pts;
|
|
|
|
size = FFMIN(pkt->size - offset, size);
|
|
|
|
memcpy(data, pkt->data + offset, size);
|
|
offset += size;
|
|
|
|
if (s->surface && avctx->pkt_timebase.num && avctx->pkt_timebase.den) {
|
|
pts = av_rescale_q(pts, avctx->pkt_timebase, av_make_q(1, 1000000));
|
|
}
|
|
|
|
status = ff_AMediaCodec_queueInputBuffer(codec, index, 0, size, pts, 0);
|
|
if (status < 0) {
|
|
av_log(avctx, AV_LOG_ERROR, "Failed to queue input buffer (status = %d)\n", status);
|
|
return AVERROR_EXTERNAL;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (need_draining || s->draining) {
|
|
/* If the codec is flushing or need to be flushed, block for a fair
|
|
* amount of time to ensure we got a frame */
|
|
output_dequeue_timeout_us = OUTPUT_DEQUEUE_BLOCK_TIMEOUT_US;
|
|
} else if (s->dequeued_buffer_nb == 0) {
|
|
/* If the codec hasn't produced any frames, do not block so we
|
|
* can push data to it as fast as possible, and get the first
|
|
* frame */
|
|
output_dequeue_timeout_us = 0;
|
|
}
|
|
|
|
index = ff_AMediaCodec_dequeueOutputBuffer(codec, &info, output_dequeue_timeout_us);
|
|
if (index >= 0) {
|
|
int ret;
|
|
|
|
if (!s->first_buffer++) {
|
|
av_log(avctx, AV_LOG_DEBUG, "Got first buffer after %fms\n", (av_gettime() - s->first_buffer_at) / 1000);
|
|
}
|
|
|
|
av_log(avctx, AV_LOG_DEBUG, "Got output buffer %zd"
|
|
" offset=%" PRIi32 " size=%" PRIi32 " ts=%" PRIi64
|
|
" flags=%" PRIu32 "\n", index, info.offset, info.size,
|
|
info.presentationTimeUs, info.flags);
|
|
|
|
if (info.flags & ff_AMediaCodec_getBufferFlagEndOfStream(codec)) {
|
|
s->eos = 1;
|
|
}
|
|
|
|
if (info.size) {
|
|
if (s->surface) {
|
|
if ((ret = mediacodec_wrap_hw_buffer(avctx, s, index, &info, frame)) < 0) {
|
|
av_log(avctx, AV_LOG_ERROR, "Failed to wrap MediaCodec buffer\n");
|
|
return ret;
|
|
}
|
|
} else {
|
|
data = ff_AMediaCodec_getOutputBuffer(codec, index, &size);
|
|
if (!data) {
|
|
av_log(avctx, AV_LOG_ERROR, "Failed to get output buffer\n");
|
|
return AVERROR_EXTERNAL;
|
|
}
|
|
|
|
if ((ret = mediacodec_wrap_sw_buffer(avctx, s, data, size, index, &info, frame)) < 0) {
|
|
av_log(avctx, AV_LOG_ERROR, "Failed to wrap MediaCodec buffer\n");
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
*got_frame = 1;
|
|
s->dequeued_buffer_nb++;
|
|
} else {
|
|
status = ff_AMediaCodec_releaseOutputBuffer(codec, index, 0);
|
|
if (status < 0) {
|
|
av_log(avctx, AV_LOG_ERROR, "Failed to release output buffer\n");
|
|
}
|
|
}
|
|
|
|
} else if (ff_AMediaCodec_infoOutputFormatChanged(codec, index)) {
|
|
char *format = NULL;
|
|
|
|
if (s->format) {
|
|
status = ff_AMediaFormat_delete(s->format);
|
|
if (status < 0) {
|
|
av_log(avctx, AV_LOG_ERROR, "Failed to delete MediaFormat %p\n", s->format);
|
|
}
|
|
}
|
|
|
|
s->format = ff_AMediaCodec_getOutputFormat(codec);
|
|
if (!s->format) {
|
|
av_log(avctx, AV_LOG_ERROR, "Failed to get output format\n");
|
|
return AVERROR_EXTERNAL;
|
|
}
|
|
|
|
format = ff_AMediaFormat_toString(s->format);
|
|
if (!format) {
|
|
return AVERROR_EXTERNAL;
|
|
}
|
|
av_log(avctx, AV_LOG_INFO, "Output MediaFormat changed to %s\n", format);
|
|
av_freep(&format);
|
|
|
|
if ((ret = mediacodec_dec_parse_format(avctx, s)) < 0) {
|
|
return ret;
|
|
}
|
|
|
|
} else if (ff_AMediaCodec_infoOutputBuffersChanged(codec, index)) {
|
|
ff_AMediaCodec_cleanOutputBuffers(codec);
|
|
} else if (ff_AMediaCodec_infoTryAgainLater(codec, index)) {
|
|
if (s->draining) {
|
|
av_log(avctx, AV_LOG_ERROR, "Failed to dequeue output buffer within %" PRIi64 "ms "
|
|
"while draining remaining frames, output will probably lack frames\n",
|
|
output_dequeue_timeout_us / 1000);
|
|
} else {
|
|
av_log(avctx, AV_LOG_DEBUG, "No output buffer available, try again later\n");
|
|
}
|
|
} else {
|
|
av_log(avctx, AV_LOG_ERROR, "Failed to dequeue output buffer (status=%zd)\n", index);
|
|
return AVERROR_EXTERNAL;
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
int ff_mediacodec_dec_flush(AVCodecContext *avctx, MediaCodecDecContext *s)
|
|
{
|
|
if (!s->surface || avpriv_atomic_int_get(&s->refcount) == 1) {
|
|
int ret;
|
|
|
|
/* No frames (holding a reference to the codec) are retained by the
|
|
* user, thus we can flush the codec and returns accordingly */
|
|
if ((ret = mediacodec_dec_flush_codec(avctx, s)) < 0) {
|
|
return ret;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
s->flushing = 1;
|
|
return 0;
|
|
}
|
|
|
|
int ff_mediacodec_dec_close(AVCodecContext *avctx, MediaCodecDecContext *s)
|
|
{
|
|
ff_mediacodec_dec_unref(s);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int ff_mediacodec_dec_is_flushing(AVCodecContext *avctx, MediaCodecDecContext *s)
|
|
{
|
|
return s->flushing;
|
|
}
|
|
|
|
AVHWAccel ff_h264_mediacodec_hwaccel = {
|
|
.name = "mediacodec",
|
|
.type = AVMEDIA_TYPE_VIDEO,
|
|
.id = AV_CODEC_ID_H264,
|
|
.pix_fmt = AV_PIX_FMT_MEDIACODEC,
|
|
};
|
|
|
|
AVHWAccel ff_hevc_mediacodec_hwaccel = {
|
|
.name = "mediacodec",
|
|
.type = AVMEDIA_TYPE_VIDEO,
|
|
.id = AV_CODEC_ID_HEVC,
|
|
.pix_fmt = AV_PIX_FMT_MEDIACODEC,
|
|
};
|