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/*
* Copyright (c) 2013-2015, Freescale Semiconductor, Inc. All rights reserved.
* Copyright 2017-2018 NXP
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/**
* SECTION:element-vpudec
*
* VPU based video decoder.
*
* <refsect2>
* <title>Example launch line</title>
* |[
* gst-launch-1.0 -v filesrc location=test.avi ! avidemux ! queue ! vpudec ! videoconvert ! videoscale ! autovideosink
* ]| The above pipeline decode the test.avi and renders it to the screen.
* </refsect2>
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include <gst/video/video.h>
#include <gst/video/gstvideometa.h>
#include <gst/video/gstvideopool.h>
#include <gst/allocators/gstphysmemory.h>
#include <gst/allocators/gstdmabufmeta.h>
#ifdef USE_ION
#include <gst/allocators/gstionmemory.h>
#endif
#include <libdrm/drm_fourcc.h>
#include "gstimxcommon.h"
#include "gstvpuallocator.h"
#include "gstvpudec.h"
enum
{
PROP_0,
PROP_OUTPUT_FORMAT,
PROP_ADAPTIVE_FRAME_DROP,
PROP_FRAMES_PLUS,
PROP_USE_VPU_MEMORY
};
#define DEFAULT_LOW_LATENCY FALSE
#define DEFAULT_OUTPUT_FORMAT 0
#define DEFAULT_ADAPTIVE_FRAME_DROP TRUE
#define DEFAULT_FRAMES_PLUS 3
/* Default to use VPU memory for video frame buffer as all video frame buffer
* must registe to VPU. Change video frame buffer will cause close VPU which
* will cause video stream lost.
*/
#define DEFAULT_USE_VPU_MEMORY TRUE
GST_DEBUG_CATEGORY_STATIC (vpu_dec_debug);
#define GST_CAT_DEFAULT vpu_dec_debug
GST_DEBUG_CATEGORY_STATIC (GST_CAT_PERFORMANCE);
static void gst_vpu_dec_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static void gst_vpu_dec_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static gboolean gst_vpu_dec_open (GstVideoDecoder * bdec);
static gboolean gst_vpu_dec_close (GstVideoDecoder * bdec);
static gboolean gst_vpu_dec_start (GstVideoDecoder * bdec);
static gboolean gst_vpu_dec_stop (GstVideoDecoder * bdec);
static gboolean gst_vpu_dec_set_format (GstVideoDecoder * bdec,
GstVideoCodecState * state);
static GstFlowReturn gst_vpu_dec_handle_frame (GstVideoDecoder * bdec,
GstVideoCodecFrame * frame);
static GstFlowReturn gst_vpu_dec_finish (GstVideoDecoder * bdec);
static gboolean gst_vpu_dec_decide_allocation (GstVideoDecoder * bdec,
GstQuery * query);
static gboolean gst_vpu_dec_reset (GstVideoDecoder * bdec, gboolean hard);
#define gst_vpu_dec_parent_class parent_class
G_DEFINE_TYPE (GstVpuDec, gst_vpu_dec, GST_TYPE_VIDEO_DECODER);
static void
gst_vpu_dec_finalize (GObject * object)
{
GstVpuDec *dec;
GST_DEBUG ("finalizing");
g_return_if_fail (GST_IS_VPU_DEC (object));
dec = GST_VPU_DEC (object);
gst_vpu_dec_object_destroy (dec->vpu_dec_object);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gst_vpu_dec_class_init (GstVpuDecClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *element_class;
GstVideoDecoderClass *vdec_class;
gobject_class = (GObjectClass *) klass;
element_class = (GstElementClass *) klass;
vdec_class = (GstVideoDecoderClass *) klass;
parent_class = g_type_class_peek_parent (klass);
gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_vpu_dec_finalize);
gobject_class->set_property = GST_DEBUG_FUNCPTR (gst_vpu_dec_set_property);
gobject_class->get_property = GST_DEBUG_FUNCPTR (gst_vpu_dec_get_property);
g_object_class_install_property (gobject_class, PROP_OUTPUT_FORMAT,
g_param_spec_enum ("output-format", "output format",
"set raw video format for output (Y42B NV16 Y444 NV24 only for MJPEG)", \
GST_TYPE_VPU_DEC_OUTPUT_FORMAT, \
DEFAULT_OUTPUT_FORMAT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_ADAPTIVE_FRAME_DROP,
g_param_spec_boolean ("frame-drop", "frame drop",
"enable adaptive frame drop for smoothly playback",
DEFAULT_ADAPTIVE_FRAME_DROP, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_FRAMES_PLUS,
g_param_spec_uint ("frame-plus", "addtionlal frames",
"set number of addtional frames for smoothly playback",
0, 16, DEFAULT_FRAMES_PLUS, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_USE_VPU_MEMORY,
g_param_spec_boolean ("use-vpu-memory", "use vpu memory",
"use vpu allocate video frame buffer",
DEFAULT_USE_VPU_MEMORY, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
gst_vpu_dec_object_get_sink_caps ()));
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
gst_vpu_dec_object_get_src_caps ()));
gst_element_class_set_static_metadata (element_class,
"IMX VPU-based video decoder", "Codec/Decoder/Video",
"Decode compressed video to raw data",
IMX_GST_PLUGIN_AUTHOR);
vdec_class->open = GST_DEBUG_FUNCPTR (gst_vpu_dec_open);
vdec_class->close = GST_DEBUG_FUNCPTR (gst_vpu_dec_close);
vdec_class->start = GST_DEBUG_FUNCPTR (gst_vpu_dec_start);
vdec_class->stop = GST_DEBUG_FUNCPTR (gst_vpu_dec_stop);
vdec_class->set_format = GST_DEBUG_FUNCPTR (gst_vpu_dec_set_format);
vdec_class->handle_frame = GST_DEBUG_FUNCPTR (gst_vpu_dec_handle_frame);
vdec_class->finish = GST_DEBUG_FUNCPTR (gst_vpu_dec_finish);
vdec_class->decide_allocation = GST_DEBUG_FUNCPTR (gst_vpu_dec_decide_allocation);
vdec_class->reset = GST_DEBUG_FUNCPTR (gst_vpu_dec_reset);
GST_DEBUG_CATEGORY_INIT (vpu_dec_debug, "vpudec", 0, "VPU decoder");
GST_DEBUG_CATEGORY_GET (GST_CAT_PERFORMANCE, "GST_PERFORMANCE");
}
static void
gst_vpu_dec_init (GstVpuDec * dec)
{
GST_DEBUG ("initializing");
dec->vpu_dec_object = gst_vpu_dec_object_new ();
GST_VPU_DEC_LOW_LATENCY (dec->vpu_dec_object) = DEFAULT_LOW_LATENCY;
GST_VPU_DEC_OUTPUT_FORMAT (dec->vpu_dec_object) = DEFAULT_OUTPUT_FORMAT;
GST_VPU_DEC_FRAME_DROP (dec->vpu_dec_object) = DEFAULT_ADAPTIVE_FRAME_DROP;
GST_VPU_DEC_FRAMES_PLUS (dec->vpu_dec_object) = DEFAULT_FRAMES_PLUS;
GST_VPU_DEC_USE_VPU_MEMORY (dec->vpu_dec_object) = DEFAULT_USE_VPU_MEMORY;
GST_VPU_DEC_MIN_BUF_CNT (dec->vpu_dec_object) = 0;
/* As VPU can support stream mode. need call parser before decode */
gst_video_decoder_set_packetized (GST_VIDEO_DECODER (dec), TRUE);
}
static void
gst_vpu_dec_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstVpuDec *dec;
g_return_if_fail (GST_IS_VPU_DEC (object));
dec = GST_VPU_DEC (object);
switch (prop_id) {
case PROP_OUTPUT_FORMAT:
g_value_set_enum (value, GST_VPU_DEC_OUTPUT_FORMAT (dec->vpu_dec_object));
break;
case PROP_ADAPTIVE_FRAME_DROP:
g_value_set_boolean (value, GST_VPU_DEC_FRAME_DROP (dec->vpu_dec_object));
break;
case PROP_FRAMES_PLUS:
g_value_set_uint (value, GST_VPU_DEC_FRAMES_PLUS (dec->vpu_dec_object));
break;
case PROP_USE_VPU_MEMORY:
g_value_set_boolean (value, GST_VPU_DEC_USE_VPU_MEMORY (dec->vpu_dec_object));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_vpu_dec_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstVpuDec *dec;
g_return_if_fail (GST_IS_VPU_DEC (object));
dec = GST_VPU_DEC (object);
switch (prop_id) {
case PROP_OUTPUT_FORMAT:
GST_VPU_DEC_OUTPUT_FORMAT (dec->vpu_dec_object) = g_value_get_enum (value);
break;
case PROP_ADAPTIVE_FRAME_DROP:
GST_VPU_DEC_FRAME_DROP (dec->vpu_dec_object) = g_value_get_boolean (value);
break;
case PROP_FRAMES_PLUS:
GST_VPU_DEC_FRAMES_PLUS (dec->vpu_dec_object) = g_value_get_uint (value);
break;
case PROP_USE_VPU_MEMORY:
GST_VPU_DEC_USE_VPU_MEMORY (dec->vpu_dec_object) = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static gboolean
gst_vpu_dec_open (GstVideoDecoder * bdec)
{
GstVpuDec *dec = (GstVpuDec *) bdec;
dec->vpu_dec_object->use_my_pool = FALSE;
dec->vpu_dec_object->use_my_allocator = FALSE;
dec->vpu_dec_object->drm_modifier = 0;
dec->vpu_dec_object->drm_modifier_pre = 0;
return gst_vpu_dec_object_open (dec->vpu_dec_object);
}
static gboolean
gst_vpu_dec_close (GstVideoDecoder * bdec)
{
GstVpuDec *dec = (GstVpuDec *) bdec;
return gst_vpu_dec_object_close (dec->vpu_dec_object);
}
static gboolean
gst_vpu_dec_start (GstVideoDecoder * bdec)
{
GstVpuDec *dec = (GstVpuDec *) bdec;
return gst_vpu_dec_object_start (dec->vpu_dec_object);
}
static gboolean
gst_vpu_dec_stop (GstVideoDecoder * bdec)
{
GstVpuDec *dec = (GstVpuDec *) bdec;
return gst_vpu_dec_object_stop (dec->vpu_dec_object);
}
static gboolean
gst_vpu_dec_set_format (GstVideoDecoder * bdec, GstVideoCodecState * state)
{
GstVpuDec *dec = (GstVpuDec *) bdec;
GstQuery *query;
gboolean is_live;
query = gst_query_new_latency ();
is_live = FALSE;
if (gst_pad_peer_query (GST_VIDEO_DECODER_SINK_PAD (bdec), query)) {
gst_query_parse_latency (query, &is_live, NULL, NULL);
}
gst_query_unref (query);
// Hantro VPU can get best performance with low lantency.
if (is_live || IS_HANTRO()) {
GST_INFO_OBJECT (dec, "Pipeline is live, set VPU to low latency mode.\n");
GST_VPU_DEC_LOW_LATENCY (dec->vpu_dec_object) = TRUE;
} else {
GST_INFO_OBJECT (dec, "Pipeline isn't live, set VPU to non-latency mode.\n");
GST_VPU_DEC_LOW_LATENCY (dec->vpu_dec_object) = FALSE;
}
return gst_vpu_dec_object_config (dec->vpu_dec_object, bdec, state);
}
static GstFlowReturn
gst_vpu_dec_handle_frame (GstVideoDecoder * bdec, GstVideoCodecFrame * frame)
{
GstVpuDec *dec = (GstVpuDec *) bdec;
return gst_vpu_dec_object_decode (dec->vpu_dec_object, bdec, frame);
}
static GstFlowReturn
gst_vpu_dec_finish (GstVideoDecoder * bdec)
{
GstVpuDec *dec = (GstVpuDec *) bdec;
return gst_vpu_dec_object_decode (dec->vpu_dec_object, bdec, NULL);
}
static gboolean
gst_vpu_dec_decide_allocation (GstVideoDecoder * bdec, GstQuery * query)
{
GstVpuDec *dec = (GstVpuDec *) bdec;
GstCaps *outcaps;
GstBufferPool *pool = NULL;
guint size, min, max;
GstAllocator *allocator = NULL;
GstAllocationParams params;
GstStructure *config;
gboolean update_pool, update_allocator;
GstVideoInfo vinfo;
gboolean alloc_has_meta = FALSE;
guint alloc_index;
gst_query_parse_allocation (query, &outcaps, NULL);
gst_video_info_init (&vinfo);
gst_video_info_from_caps (&vinfo, outcaps);
GST_DEBUG_OBJECT (dec, "gst_vpu_dec_decide_allocation");
/* we got configuration from our peer or the decide_allocation method,
* parse them */
if (gst_query_get_n_allocation_params (query) > 0) {
/* try the allocator */
gst_query_parse_nth_allocation_param (query, 0, &allocator, &params);
update_allocator = TRUE;
} else {
allocator = NULL;
gst_allocation_params_init (&params);
update_allocator = FALSE;
}
if (gst_query_get_n_allocation_pools (query) > 0) {
gst_query_parse_nth_allocation_pool (query, 0, &pool, &size, &min, &max);
size = MAX (size, vinfo.size);
if (min < 3) min = 3;
update_pool = TRUE;
} else {
pool = NULL;
size = vinfo.size;
/* Allocate 3 more buffer as video sink will hold buffer after reuse the
* buffer pool */
max = 0;
min = 3;
update_pool = FALSE;
}
alloc_has_meta = gst_query_find_allocation_meta (query,
GST_DMABUF_META_API_TYPE, &alloc_index);
GST_DEBUG_OBJECT (dec, "vpudec query has dmabuf meta %d", alloc_has_meta);
if (IS_HANTRO() || IS_AMPHION()) {
if (alloc_has_meta) {
const GstStructure *params;
gchar *meta;
gint j, len;
gst_query_parse_nth_allocation_meta (query, alloc_index, &params);
GST_DEBUG_OBJECT (dec, "Expected field 'GstDmabufMeta' in structure: %" GST_PTR_FORMAT,
params);
if (params) {
const GValue *vdrm_modifier = gst_structure_get_value (params, "dmabuf.drm_modifier");
if (GST_VALUE_HOLDS_LIST (vdrm_modifier)) {
len = gst_value_list_get_size (vdrm_modifier);
for (j = 0; j < len; j++) {
const GValue *val;
val = gst_value_list_get_value (vdrm_modifier, j);
guint64 drm_modifier = g_value_get_uint64 (val);
GST_DEBUG_OBJECT (dec, "dmabuf meta has modifier: %lld", drm_modifier);
if (IS_AMPHION() && drm_modifier == DRM_FORMAT_MOD_AMPHION_TILED)
dec->vpu_dec_object->drm_modifier = drm_modifier;
else if (IS_HANTRO() && drm_modifier == DRM_FORMAT_MOD_VSI_G2_TILED_COMPRESSED
&& dec->vpu_dec_object->is_g2 == TRUE)
dec->vpu_dec_object->drm_modifier = drm_modifier;
else if (IS_HANTRO() && drm_modifier == DRM_FORMAT_MOD_VSI_G1_TILED
&& dec->vpu_dec_object->is_g2 == FALSE)
dec->vpu_dec_object->drm_modifier = drm_modifier;
else {
GST_WARNING_OBJECT (dec, "video sink can't support modifier: %lld",
DRM_FORMAT_MOD_AMPHION_TILED);
}
}
} else if (meta = gst_structure_to_string (params)) {
guint64 drm_modifier;
GST_DEBUG_OBJECT (dec, "dmabuf meta has modifier: %s", meta);
sscanf (meta, "GstDmabufMeta, dmabuf.drm_modifier=(guint64){ %lld };", &drm_modifier);
GST_DEBUG_OBJECT (dec, "dmabuf meta has modifier: %lld", drm_modifier);
if (drm_modifier == DRM_FORMAT_MOD_AMPHION_TILED) {
GST_DEBUG_OBJECT (dec, "video sink support modifier: %lld", drm_modifier);
dec->vpu_dec_object->drm_modifier = drm_modifier;
} else {
GST_WARNING_OBJECT (dec, "video sink can't support modifier: %lld",
DRM_FORMAT_MOD_AMPHION_TILED);
}
}
}
}
}
if (IS_HANTRO() && (!dec->vpu_dec_object->implement_config
|| dec->vpu_dec_object->force_linear))
dec->vpu_dec_object->drm_modifier = 0;
//FIXME: handle video track selection.
if (IS_HANTRO() && dec->vpu_dec_object->drm_modifier_pre != dec->vpu_dec_object->drm_modifier) {
int config_param = 0;
GstVpuDecObject * vpu_dec_object = dec->vpu_dec_object;
gint height_align;
gint width_align;
guint i;
VPU_DecConfig(dec->vpu_dec_object->handle, VPU_DEC_CONF_ENABLE_TILED, &config_param);
VPU_DecGetInitialInfo(dec->vpu_dec_object->handle, &(dec->vpu_dec_object->init_info));
dec->vpu_dec_object->frame_size = dec->vpu_dec_object->init_info.nFrameSize;
width_align = DEFAULT_FRAME_BUFFER_ALIGNMENT_H;
if (vpu_dec_object->init_info.nPicWidth % width_align)
vpu_dec_object->video_align.padding_right = width_align \
- vpu_dec_object->init_info.nPicWidth % width_align;
for (i = 0; i < GST_VIDEO_MAX_PLANES; i++)
vpu_dec_object->video_align.stride_align[i] = width_align - 1;
vpu_dec_object->width_paded = vpu_dec_object->init_info.nPicWidth \
+ vpu_dec_object->video_align.padding_right;
GST_DEBUG_OBJECT (dec, "width: %d height: %d paded width: %d paded height: %d\n", \
vpu_dec_object->init_info.nPicWidth, vpu_dec_object->init_info.nPicHeight, \
vpu_dec_object->width_paded, vpu_dec_object->height_paded);
dec->vpu_dec_object->drm_modifier_pre = dec->vpu_dec_object->drm_modifier;
}
GST_DEBUG_OBJECT (dec, "used modifier: %lld", dec->vpu_dec_object->drm_modifier);
if (dec->vpu_dec_object->vpu_need_reconfig == FALSE
&& dec->vpu_dec_object->use_my_pool
&& dec->vpu_dec_object->use_my_allocator) {
/* video track selection case. don't change pool for smoothly video track
* selection */
GstStructure *config;
GstCaps *caps;
guint size_pre, min_buffers, max_buffers;
GstBufferPool *pool_pre = gst_video_decoder_get_buffer_pool (bdec);
config = gst_buffer_pool_get_config (pool_pre);
gst_buffer_pool_config_get_params (config, &caps, &size_pre, &min_buffers,
&max_buffers);
GST_DEBUG_OBJECT (dec, "outcaps caps %" GST_PTR_FORMAT, outcaps);
GST_DEBUG_OBJECT (dec, "VPU output caps %" GST_PTR_FORMAT, caps);
if (gst_caps_is_equal (outcaps, caps)) {
GST_DEBUG_OBJECT (dec, "using previous buffer pool.\n");
if (update_pool)
gst_query_set_nth_allocation_pool (query, 0, pool_pre, size_pre, \
min_buffers, max_buffers);
else
gst_query_add_allocation_pool (query, pool_pre, size_pre, min_buffers, \
max_buffers);
gst_structure_free (config);
gst_object_unref (pool_pre);
if (allocator)
gst_object_unref (allocator);
if (pool)
gst_object_unref (pool);
return TRUE;
}
gst_structure_free (config);
gst_object_unref (pool_pre);
}
if (GST_VPU_DEC_USE_VPU_MEMORY (dec->vpu_dec_object)) {
if (allocator)
gst_object_unref (allocator);
allocator = NULL;
if (pool)
gst_object_unref (pool);
pool = NULL;
}
if (allocator == NULL
|| !(GST_IS_ALLOCATOR_PHYMEM (allocator)
|| GST_IS_PHYS_MEMORY_ALLOCATOR (allocator))) {
/* no allocator or isn't physical memory allocator. VPU need continus
* physical memory. use VPU memory allocator. */
if (allocator) {
gst_object_unref (allocator);
}
GST_DEBUG_OBJECT (dec, "using vpu allocator.\n");
#ifdef USE_ION
allocator = gst_ion_allocator_obtain ();
#endif
if (!allocator) {
allocator = gst_vpu_allocator_obtain();
}
dec->vpu_dec_object->use_my_allocator = TRUE;
} else {
dec->vpu_dec_object->use_my_allocator = FALSE;
}
if (pool) {
/* need set video alignment. */
if (!gst_buffer_pool_has_option (pool, \
GST_BUFFER_POOL_OPTION_VIDEO_ALIGNMENT)) {
GST_DEBUG_OBJECT (dec, "buffer pool hasn't video alignment option, unref it.\n");
gst_object_unref (pool);
pool = NULL;
}
}
dec->vpu_dec_object->pool_alignment_checked = FALSE;
if (pool == NULL) {
/* no pool, we can make our own */
GST_DEBUG_OBJECT (dec, "no pool, making new pool");
pool = gst_video_buffer_pool_new ();
dec->vpu_dec_object->use_my_pool = TRUE;
} else {
dec->vpu_dec_object->use_my_pool = FALSE;
}
max = min += GST_VPU_DEC_MIN_BUF_CNT (dec->vpu_dec_object) \
+ GST_VPU_DEC_FRAMES_PLUS (dec->vpu_dec_object);
GST_VPU_DEC_ACTUAL_BUF_CNT (dec->vpu_dec_object) = min;
params.align = GST_VPU_DEC_BUF_ALIGNMENT (dec->vpu_dec_object);
params.flags |= GST_MEMORY_FLAG_READONLY;
GST_INFO_OBJECT (dec, "vpudec frame buffer count: %d.\n", \
GST_VPU_DEC_ACTUAL_BUF_CNT (dec->vpu_dec_object));
size = MAX (size, dec->vpu_dec_object->frame_size);
GST_DEBUG_OBJECT (dec, "video frame size %d", size);
/* now configure */
config = gst_buffer_pool_get_config (pool);
if (!gst_buffer_pool_config_has_option (config, \
GST_BUFFER_POOL_OPTION_VIDEO_META)) {
gst_buffer_pool_config_add_option (config,
GST_BUFFER_POOL_OPTION_VIDEO_META);
}
if (!gst_buffer_pool_config_has_option (config, \
GST_BUFFER_POOL_OPTION_VIDEO_ALIGNMENT)) {
gst_buffer_pool_config_add_option (config, \
GST_BUFFER_POOL_OPTION_VIDEO_ALIGNMENT);
}
gst_buffer_pool_config_set_video_alignment (config, \
&GST_VPU_DEC_VIDEO_ALIGNMENT (dec->vpu_dec_object));
gst_buffer_pool_config_set_params (config, outcaps, size, min, max);
gst_buffer_pool_config_set_allocator (config, allocator, &params);
gst_buffer_pool_set_config (pool, config);
if (update_allocator)
gst_query_set_nth_allocation_param (query, 0, allocator, &params);
else
gst_query_add_allocation_param (query, allocator, &params);
if (allocator)
gst_object_unref (allocator);
if (update_pool)
gst_query_set_nth_allocation_pool (query, 0, pool, size, min, max);
else
gst_query_add_allocation_pool (query, pool, size, min, max);
if (pool)
gst_object_unref (pool);
if (!gst_vpu_dec_object_config (dec->vpu_dec_object, bdec, NULL)) {
GST_DEBUG ("gst_vpu_dec_object_reopen fail.");
return FALSE;
}
return TRUE;
}
static gboolean
gst_vpu_dec_reset (GstVideoDecoder * bdec, gboolean hard)
{
GstVpuDec *dec = (GstVpuDec *) bdec;
if (hard) {
return gst_vpu_dec_object_flush (bdec, dec->vpu_dec_object);
} else {
return TRUE;
}
}