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https://gitee.com/openharmony/third_party_ffmpeg
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hevc: avoid some unnecessary differences with libav
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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6026a5ad4f
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679a6377e4
@ -2294,7 +2294,7 @@ static int decode_nal_unit(HEVCContext *s, const uint8_t *nal, int length)
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}
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/* FIXME: This is adapted from ff_h264_decode_nal, avoiding duplication
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between these functions would be nice. */
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* between these functions would be nice. */
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int ff_hevc_extract_rbsp(HEVCContext *s, const uint8_t *src, int length,
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HEVCNAL *nal)
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{
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@ -2857,7 +2857,7 @@ static int hevc_decode_extradata(HEVCContext *s)
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avctx->extradata[2] > 1)) {
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/* It seems the extradata is encoded as hvcC format.
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* Temporarily, we support configurationVersion==0 until 14496-15 3rd
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* finalized. When finalized, configurationVersion will be 1 and we
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* is finalized. When finalized, configurationVersion will be 1 and we
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* can recognize hvcC by checking if avctx->extradata[0]==1 or not. */
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int i, j, num_arrays, nal_len_size;
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@ -374,8 +374,6 @@ typedef struct HEVCVPS {
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uint8_t vps_poc_proportional_to_timing_flag;
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int vps_num_ticks_poc_diff_one; ///< vps_num_ticks_poc_diff_one_minus1 + 1
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int vps_num_hrd_parameters;
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int vps_extension_flag;
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} HEVCVPS;
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typedef struct ScalingList {
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@ -508,7 +506,7 @@ typedef struct HEVCPPS {
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int beta_offset; ///< beta_offset_div2 * 2
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int tc_offset; ///< tc_offset_div2 * 2
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int scaling_list_data_present_flag;
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uint8_t scaling_list_data_present_flag;
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ScalingList scaling_list;
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uint8_t lists_modification_present_flag;
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@ -516,9 +514,6 @@ typedef struct HEVCPPS {
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int num_extra_slice_header_bits;
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uint8_t slice_header_extension_present_flag;
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uint8_t pps_extension_flag;
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uint8_t pps_extension_data_flag;
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// Inferred parameters
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int *column_width; ///< ColumnWidth
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int *row_height; ///< RowHeight
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@ -580,8 +575,7 @@ typedef struct SliceHeader {
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int beta_offset; ///< beta_offset_div2 * 2
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int tc_offset; ///< tc_offset_div2 * 2
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int max_num_merge_cand; ///< 5 - 5_minus_max_num_merge_cand
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unsigned int max_num_merge_cand; ///< 5 - 5_minus_max_num_merge_cand
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int *entry_point_offset;
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int * offset;
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@ -768,7 +762,7 @@ typedef struct HEVCLocalContext {
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typedef struct HEVCContext {
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const AVClass *c; // needed by private avoptions
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AVCodecContext *avctx;
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AVCodecContext *avctx;
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struct HEVCContext *sList[MAX_NB_THREADS];
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@ -791,9 +785,9 @@ typedef struct HEVCContext {
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AVFrame *tmp_frame;
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AVFrame *output_frame;
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HEVCVPS *vps;
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const HEVCVPS *vps;
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const HEVCSPS *sps;
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HEVCPPS *pps;
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const HEVCPPS *pps;
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AVBufferRef *vps_list[MAX_VPS_COUNT];
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AVBufferRef *sps_list[MAX_SPS_COUNT];
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AVBufferRef *pps_list[MAX_PPS_COUNT];
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@ -876,8 +870,8 @@ typedef struct HEVCContext {
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uint8_t md5[3][16];
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uint8_t is_md5;
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int context_initialized;
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int is_nalff; ///< this flag is != 0 if bitstream is encapsulated
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uint8_t context_initialized;
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uint8_t is_nalff; ///< this flag is != 0 if bitstream is encapsulated
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///< as a format defined in 14496-15
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int apply_defdispwin;
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@ -412,8 +412,7 @@ int ff_hevc_decode_nal_vps(HEVCContext *s)
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decode_hrd(s, common_inf_present, vps->vps_max_sub_layers);
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}
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}
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vps->vps_extension_flag = get_bits1(gb);
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get_bits1(gb); /* vps_extension_flag */
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av_buffer_unref(&s->vps_list[vps_id]);
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s->vps_list[vps_id] = vps_buf;
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@ -1183,7 +1182,7 @@ int ff_hevc_decode_nal_pps(HEVCContext *s)
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}
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pps->slice_header_extension_present_flag = get_bits1(gb);
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pps->pps_extension_flag = get_bits1(gb);
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skip_bits1(gb); // pps_extension_flag
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// Inferred parameters
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pps->col_bd = av_malloc_array(pps->num_tile_columns + 1, sizeof(*pps->col_bd));
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@ -1,5 +1,5 @@
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/*
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* HEVC video Decoder
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* HEVC video decoder
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*
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* Copyright (C) 2012 - 2013 Guillaume Martres
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* Copyright (C) 2012 - 2013 Gildas Cocherel
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@ -22,8 +22,8 @@
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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 "hevc.h"
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#include "golomb.h"
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#include "hevc.h"
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static void decode_nal_sei_decoded_picture_hash(HEVCContext *s)
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{
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@ -194,8 +194,6 @@ static void FUNC(transform_4x4_luma_add)(uint8_t *_dst, int16_t *coeffs,
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assign(dst[2 * dstep], e1 - o1); \
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assign(dst[3 * dstep], e0 - o0); \
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} while (0)
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#define TR_4_1(dst, src) TR_4(dst, src, 4, 4, SCALE)
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#define TR_4_2(dst, src) TR_4(dst, src, 1, 1, ADD_AND_SCALE)
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static void FUNC(transform_4x4_add)(uint8_t *_dst, int16_t *coeffs,
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ptrdiff_t stride)
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@ -209,14 +207,14 @@ static void FUNC(transform_4x4_add)(uint8_t *_dst, int16_t *coeffs,
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stride /= sizeof(pixel);
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for (i = 0; i < 4; i++) {
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TR_4_1(src, src);
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TR_4(src, src, 4, 4, SCALE);
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src++;
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}
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shift = 20 - BIT_DEPTH;
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add = 1 << (shift - 1);
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for (i = 0; i < 4; i++) {
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TR_4_2(dst, coeffs);
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TR_4(dst, coeffs, 1, 1, ADD_AND_SCALE);
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coeffs += 4;
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dst += stride;
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}
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@ -270,13 +268,7 @@ static void FUNC(transform_4x4_add)(uint8_t *_dst, int16_t *coeffs,
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} \
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} while (0)
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#define TR_8_1(dst, src) TR_8(dst, src, 8, 8, SCALE)
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#define TR_16_1(dst, src) TR_16(dst, src, 16, 16, SCALE)
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#define TR_32_1(dst, src) TR_32(dst, src, 32, 32, SCALE)
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#define TR_8_2(dst, src) TR_8(dst, src, 1, 1, ADD_AND_SCALE)
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#define TR_16_2(dst, src) TR_16(dst, src, 1, 1, ADD_AND_SCALE)
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#define TR_32_2(dst, src) TR_32(dst, src, 1, 1, ADD_AND_SCALE)
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static void FUNC(transform_8x8_add)(uint8_t *_dst, int16_t *coeffs,
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ptrdiff_t stride)
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@ -290,14 +282,14 @@ static void FUNC(transform_8x8_add)(uint8_t *_dst, int16_t *coeffs,
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stride /= sizeof(pixel);
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for (i = 0; i < 8; i++) {
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TR_8_1(src, src);
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TR_8(src, src, 8, 8, SCALE);
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src++;
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}
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shift = 20 - BIT_DEPTH;
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add = 1 << (shift - 1);
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for (i = 0; i < 8; i++) {
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TR_8_2(dst, coeffs);
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TR_8(dst, coeffs, 1, 1, ADD_AND_SCALE);
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coeffs += 8;
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dst += stride;
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}
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@ -315,14 +307,14 @@ static void FUNC(transform_16x16_add)(uint8_t *_dst, int16_t *coeffs,
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stride /= sizeof(pixel);
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for (i = 0; i < 16; i++) {
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TR_16_1(src, src);
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TR_16(src, src, 16, 16, SCALE);
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src++;
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}
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shift = 20 - BIT_DEPTH;
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add = 1 << (shift - 1);
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for (i = 0; i < 16; i++) {
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TR_16_2(dst, coeffs);
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TR_16(dst, coeffs, 1, 1, ADD_AND_SCALE);
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coeffs += 16;
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dst += stride;
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}
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@ -331,15 +323,6 @@ static void FUNC(transform_16x16_add)(uint8_t *_dst, int16_t *coeffs,
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static void FUNC(transform_32x32_add)(uint8_t *_dst, int16_t *coeffs,
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ptrdiff_t stride)
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{
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#define IT32x32_even(i,w) ( src[ 0*w] * transform[ 0][i] ) + ( src[16*w] * transform[16][i] )
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#define IT32x32_odd(i,w) ( src[ 8*w] * transform[ 8][i] ) + ( src[24*w] * transform[24][i] )
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#define IT16x16(i,w) ( src[ 4*w] * transform[ 4][i] ) + ( src[12*w] * transform[12][i] ) + ( src[20*w] * transform[20][i] ) + ( src[28*w] * transform[28][i] )
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#define IT8x8(i,w) ( src[ 2*w] * transform[ 2][i] ) + ( src[ 6*w] * transform[ 6][i] ) + ( src[10*w] * transform[10][i] ) + ( src[14*w] * transform[14][i] ) + \
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( src[18*w] * transform[18][i] ) + ( src[22*w] * transform[22][i] ) + ( src[26*w] * transform[26][i] ) + ( src[30*w] * transform[30][i] )
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#define IT4x4(i,w) ( src[ 1*w] * transform[ 1][i] ) + ( src[ 3*w] * transform[ 3][i] ) + ( src[ 5*w] * transform[ 5][i] ) + ( src[ 7*w] * transform[ 7][i] ) + \
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( src[ 9*w] * transform[ 9][i] ) + ( src[11*w] * transform[11][i] ) + ( src[13*w] * transform[13][i] ) + ( src[15*w] * transform[15][i] ) + \
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( src[17*w] * transform[17][i] ) + ( src[19*w] * transform[19][i] ) + ( src[21*w] * transform[21][i] ) + ( src[23*w] * transform[23][i] ) + \
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( src[25*w] * transform[25][i] ) + ( src[27*w] * transform[27][i] ) + ( src[29*w] * transform[29][i] ) + ( src[31*w] * transform[31][i] )
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int i;
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pixel *dst = (pixel *)_dst;
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int shift = 7;
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@ -349,22 +332,17 @@ static void FUNC(transform_32x32_add)(uint8_t *_dst, int16_t *coeffs,
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stride /= sizeof(pixel);
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for (i = 0; i < 32; i++) {
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TR_32_1(src, src);
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TR_32(src, src, 32, 32, SCALE);
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src++;
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}
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src = coeffs;
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shift = 20 - BIT_DEPTH;
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add = 1 << (shift - 1);
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for (i = 0; i < 32; i++) {
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TR_32_2(dst, coeffs);
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TR_32(dst, coeffs, 1, 1, ADD_AND_SCALE);
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coeffs += 32;
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dst += stride;
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}
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#undef IT32x32_even
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#undef IT32x32_odd
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#undef IT16x16
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#undef IT8x8
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#undef IT4x4
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}
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static void FUNC(sao_band_filter)(uint8_t *_dst, uint8_t *_src,
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@ -670,6 +648,7 @@ static void FUNC(sao_edge_filter_2)(uint8_t *_dst, uint8_t *_src,
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int chroma = !!c_idx;
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int *sao_offset_val = sao->offset_val[c_idx];
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int sao_eo_class = sao->eo_class[c_idx];
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int init_x = 0, init_y = 0, width = _width, height = _height;
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static const int8_t pos[4][2][2] = {
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{ { -1, 0 }, { 1, 0 } }, // horizontal
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@ -679,9 +658,8 @@ static void FUNC(sao_edge_filter_2)(uint8_t *_dst, uint8_t *_src,
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};
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static const uint8_t edge_idx[] = { 1, 2, 0, 3, 4 };
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int init_x = 0, init_y = 0, width = _width, height = _height;
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#define CMP(a, b) ((a) > (b) ? 1 : ((a) == (b) ? 0 : -1))
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stride /= sizeof(pixel);
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init_x = -(8 >> chroma) - 2;
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@ -822,17 +800,9 @@ static void FUNC(sao_edge_filter_3)(uint8_t *_dst, uint8_t *_src,
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#undef SCALE
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#undef ADD_AND_SCALE
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#undef TR_4
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#undef TR_4_1
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#undef TR_4_2
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#undef TR_8
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#undef TR_8_1
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#undef TR_8_2
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#undef TR_16
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#undef TR_16_1
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#undef TR_16_2
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#undef TR_32
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#undef TR_32_1
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#undef TR_32_2
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static void FUNC(put_hevc_qpel_pixels)(int16_t *dst, ptrdiff_t dststride,
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uint8_t *_src, ptrdiff_t _srcstride,
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@ -1216,7 +1186,7 @@ static void FUNC(hevc_loop_filter_luma)(uint8_t *_pix,
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const int no_p = _no_p[j];
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const int no_q = _no_q[j];
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if (d0 + d3 >= beta /*|| tc <= 0*/) {
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if (d0 + d3 >= beta) {
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pix += 4 * ystride;
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continue;
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} else {
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