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- /*
- * Copyright (c) 2015-2016 Kieran Kunhya <kieran@kunhya.com>
- *
- * 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
- */
- /**
- * @file
- * Cineform HD video decoder
- */
- #include "libavutil/attributes.h"
- #include "libavutil/buffer.h"
- #include "libavutil/common.h"
- #include "libavutil/imgutils.h"
- #include "libavutil/intreadwrite.h"
- #include "libavutil/opt.h"
- #include "avcodec.h"
- #include "bytestream.h"
- #include "get_bits.h"
- #include "internal.h"
- #include "thread.h"
- #include "cfhd.h"
- #define ALPHA_COMPAND_DC_OFFSET 256
- #define ALPHA_COMPAND_GAIN 9400
- enum CFHDParam {
- TransformType = 10,
- ChannelCount = 12,
- SubbandCount = 14,
- Pframe = 19,
- ImageWidth = 20,
- ImageHeight = 21,
- LowpassPrecision = 35,
- SubbandNumber = 48,
- EncodingMethod = 52,
- Quantization = 53,
- ChannelNumber = 62,
- SampleFlags = 68,
- BitsPerComponent = 101,
- ChannelWidth = 104,
- ChannelHeight = 105,
- PrescaleShift = 109,
- };
- static av_cold int cfhd_init(AVCodecContext *avctx)
- {
- CFHDContext *s = avctx->priv_data;
- if (!avctx->internal->is_copy)
- avctx->internal->allocate_progress = 1;
- avctx->bits_per_raw_sample = 10;
- s->avctx = avctx;
- s->i_frame.f = av_frame_alloc();
- s->p_frame.f = av_frame_alloc();
- return ff_cfhd_init_vlcs(s);
- }
- static void init_plane_defaults(CFHDContext *s)
- {
- s->subband_num = 0;
- s->level = 0;
- s->subband_num_actual = 0;
- }
- static void init_peak_table_defaults(CFHDContext *s)
- {
- s->peak.level = 0;
- s->peak.offset = 0;
- s->peak.base = NULL;
- }
- static void init_frame_defaults(CFHDContext *s)
- {
- s->sample_type = 0;
- s->transform_type = 0;
- s->num_frames = 0;
- s->pframe = 0;
- s->first_wavelet = 0;
- s->coded_width = 0;
- s->coded_height = 0;
- s->cropped_height = 0;
- s->bpc = 10;
- s->channel_cnt = 4;
- s->subband_cnt = SUBBAND_COUNT;
- s->channel_num = 0;
- s->lowpass_precision = 16;
- s->quantisation = 1;
- s->wavelet_depth = 3;
- s->pshift = 1;
- s->codebook = 0;
- s->difference_coding = 0;
- s->progressive = 0;
- init_plane_defaults(s);
- init_peak_table_defaults(s);
- }
- /* TODO: merge with VLC tables or use LUT */
- static inline int dequant_and_decompand(int level, int quantisation, int codebook, int lossless)
- {
- if (lossless)
- return level;
- if (codebook == 0) {
- if (level >= 40 && level < 264) {
- if (level >= 54) {
- level -= 54;
- level <<= 2;
- level += 54;
- }
- level -= 40;
- level <<= 2;
- level += 40;
- } else if (level <= -40) {
- level = -level;
- if (level >= 54) {
- level -= 54;
- level <<= 2;
- level += 54;
- }
- level -= 40;
- level <<= 2;
- level += 40;
- level = -level;
- }
- return level * quantisation;
- } else if (codebook == 1) {
- int64_t abslevel = abs(level);
- if (level < 264)
- return (abslevel + ((768 * abslevel * abslevel * abslevel) / (255 * 255 * 255))) *
- FFSIGN(level) * quantisation;
- else
- return level * quantisation;
- } else
- return level * quantisation;
- }
- static inline void difference_coding(int16_t *band, int width, int height)
- {
- int i,j;
- for (i = 0; i < height; i++) {
- for (j = 1; j < width; j++) {
- band[j] += band[j-1];
- }
- band += width;
- }
- }
- static inline void peak_table(int16_t *band, Peak *peak, int length)
- {
- int i;
- for (i = 0; i < length; i++)
- if (abs(band[i]) > peak->level)
- band[i] = *(peak->base++);
- }
- static inline void process_alpha(int16_t *alpha, int width)
- {
- int i, channel;
- for (i = 0; i < width; i++) {
- channel = alpha[i];
- channel -= ALPHA_COMPAND_DC_OFFSET;
- channel <<= 3;
- channel *= ALPHA_COMPAND_GAIN;
- channel >>= 16;
- channel = av_clip_uintp2(channel, 12);
- alpha[i] = channel;
- }
- }
- static inline void filter(int16_t *output, ptrdiff_t out_stride,
- int16_t *low, ptrdiff_t low_stride,
- int16_t *high, ptrdiff_t high_stride,
- int len, int clip)
- {
- int16_t tmp;
- int i;
- for (i = 0; i < len; i++) {
- if (i == 0) {
- tmp = (11*low[0*low_stride] - 4*low[1*low_stride] + low[2*low_stride] + 4) >> 3;
- output[(2*i+0)*out_stride] = (tmp + high[0*high_stride]) >> 1;
- if (clip)
- output[(2*i+0)*out_stride] = av_clip_uintp2_c(output[(2*i+0)*out_stride], clip);
- tmp = ( 5*low[0*low_stride] + 4*low[1*low_stride] - low[2*low_stride] + 4) >> 3;
- output[(2*i+1)*out_stride] = (tmp - high[0*high_stride]) >> 1;
- if (clip)
- output[(2*i+1)*out_stride] = av_clip_uintp2_c(output[(2*i+1)*out_stride], clip);
- } else if (i == len-1) {
- tmp = ( 5*low[i*low_stride] + 4*low[(i-1)*low_stride] - low[(i-2)*low_stride] + 4) >> 3;
- output[(2*i+0)*out_stride] = (tmp + high[i*high_stride]) >> 1;
- if (clip)
- output[(2*i+0)*out_stride] = av_clip_uintp2_c(output[(2*i+0)*out_stride], clip);
- tmp = (11*low[i*low_stride] - 4*low[(i-1)*low_stride] + low[(i-2)*low_stride] + 4) >> 3;
- output[(2*i+1)*out_stride] = (tmp - high[i*high_stride]) >> 1;
- if (clip)
- output[(2*i+1)*out_stride] = av_clip_uintp2_c(output[(2*i+1)*out_stride], clip);
- } else {
- tmp = (low[(i-1)*low_stride] - low[(i+1)*low_stride] + 4) >> 3;
- output[(2*i+0)*out_stride] = (tmp + low[i*low_stride] + high[i*high_stride]) >> 1;
- if (clip)
- output[(2*i+0)*out_stride] = av_clip_uintp2_c(output[(2*i+0)*out_stride], clip);
- tmp = (low[(i+1)*low_stride] - low[(i-1)*low_stride] + 4) >> 3;
- output[(2*i+1)*out_stride] = (tmp + low[i*low_stride] - high[i*high_stride]) >> 1;
- if (clip)
- output[(2*i+1)*out_stride] = av_clip_uintp2_c(output[(2*i+1)*out_stride], clip);
- }
- }
- }
- static inline void temporal_inverse_filter(int16_t *output, int16_t *low, int16_t *high,
- int width, int linesize, int temporal_for_highpass)
- {
- int i;
- int16_t even, odd;
- for (i = 0; i < width; i++) {
- even = (low[i] - high[i])/2;
- odd = (low[i] + high[i])/2;
- if (!temporal_for_highpass) {
- output[i] = av_clip_uintp2(even, 10);
- output[i + linesize] = av_clip_uintp2(odd, 10);
- } else {
- low[i] = even;
- high[i] = odd;
- }
- }
- }
- static void horiz_filter(int16_t *output, int16_t *low, int16_t *high,
- int width)
- {
- filter(output, 1, low, 1, high, 1, width, 0);
- }
- static void horiz_filter_clip(int16_t *output, int16_t *low, int16_t *high,
- int width, int clip)
- {
- filter(output, 1, low, 1, high, 1, width, clip);
- }
- static void vert_filter(int16_t *output, ptrdiff_t out_stride,
- int16_t *low, ptrdiff_t low_stride,
- int16_t *high, ptrdiff_t high_stride, int len)
- {
- filter(output, out_stride, low, low_stride, high, high_stride, len, 0);
- }
- static void free_buffers(CFHDContext *s)
- {
- int i, j;
- for (i = 0; i < FF_ARRAY_ELEMS(s->plane); i++) {
- av_freep(&s->plane[i].idwt_buf);
- av_freep(&s->plane[i].idwt_tmp);
- if (s->transform_type == 0)
- for (j = 0; j < 9; j++)
- s->plane[i].subband[j] = NULL;
- else
- for (j = 0; j < 17; j++)
- s->plane[i].subband[j] = NULL;
- for (j = 0; j < 8; j++)
- s->plane[i].l_h[j] = NULL;
- }
- s->a_height = 0;
- s->a_width = 0;
- }
- static int alloc_buffers(AVCodecContext *avctx)
- {
- CFHDContext *s = avctx->priv_data;
- int i, j, ret, planes;
- int chroma_x_shift, chroma_y_shift;
- unsigned k;
- if ((ret = ff_set_dimensions(avctx, s->coded_width, s->coded_height)) < 0)
- return ret;
- avctx->pix_fmt = s->coded_format;
- if ((ret = av_pix_fmt_get_chroma_sub_sample(s->coded_format,
- &chroma_x_shift,
- &chroma_y_shift)) < 0)
- return ret;
- planes = av_pix_fmt_count_planes(s->coded_format);
- for (i = 0; i < planes; i++) {
- int w8, h8, w4, h4, w2, h2;
- int16_t *frame2;
- int width = i ? avctx->width >> chroma_x_shift : avctx->width;
- int height = i ? avctx->height >> chroma_y_shift : avctx->height;
- ptrdiff_t stride = FFALIGN(width / 8, 8) * 8;
- if (chroma_y_shift)
- height = FFALIGN(height / 8, 2) * 8;
- s->plane[i].width = width;
- s->plane[i].height = height;
- s->plane[i].stride = stride;
- w8 = FFALIGN(s->plane[i].width / 8, 8);
- h8 = height / 8;
- w4 = w8 * 2;
- h4 = h8 * 2;
- w2 = w4 * 2;
- h2 = h4 * 2;
- if (s->transform_type == 0) {
- s->plane[i].idwt_buf =
- av_mallocz_array(height * stride, sizeof(*s->plane[i].idwt_buf));
- s->plane[i].idwt_tmp =
- av_malloc_array(height * stride, sizeof(*s->plane[i].idwt_tmp));
- if (!s->plane[i].idwt_buf || !s->plane[i].idwt_tmp)
- return AVERROR(ENOMEM);
- } else if (s->transform_type == 2) {
- s->plane[i].idwt_buf =
- av_mallocz_array(2 * height * stride, sizeof(*s->plane[i].idwt_buf));
- s->plane[i].idwt_tmp =
- av_malloc_array(2 * height * stride, sizeof(*s->plane[i].idwt_tmp));
- if (!s->plane[i].idwt_buf || !s->plane[i].idwt_tmp)
- return AVERROR(ENOMEM);
- }
- if (s->transform_type == 0) {
- s->plane[i].subband[0] = s->plane[i].idwt_buf;
- s->plane[i].subband[1] = s->plane[i].idwt_buf + 2 * w8 * h8;
- s->plane[i].subband[2] = s->plane[i].idwt_buf + 1 * w8 * h8;
- s->plane[i].subband[3] = s->plane[i].idwt_buf + 3 * w8 * h8;
- s->plane[i].subband[4] = s->plane[i].idwt_buf + 2 * w4 * h4;
- s->plane[i].subband[5] = s->plane[i].idwt_buf + 1 * w4 * h4;
- s->plane[i].subband[6] = s->plane[i].idwt_buf + 3 * w4 * h4;
- s->plane[i].subband[7] = s->plane[i].idwt_buf + 2 * w2 * h2;
- s->plane[i].subband[8] = s->plane[i].idwt_buf + 1 * w2 * h2;
- s->plane[i].subband[9] = s->plane[i].idwt_buf + 3 * w2 * h2;
- } else if (s->transform_type == 2) {
- s->plane[i].subband[0] = s->plane[i].idwt_buf;
- s->plane[i].subband[1] = s->plane[i].idwt_buf + 2 * w8 * h8;
- s->plane[i].subband[2] = s->plane[i].idwt_buf + 1 * w8 * h8;
- s->plane[i].subband[3] = s->plane[i].idwt_buf + 3 * w8 * h8;
- s->plane[i].subband[4] = s->plane[i].idwt_buf + 2 * w4 * h4;
- s->plane[i].subband[5] = s->plane[i].idwt_buf + 1 * w4 * h4;
- s->plane[i].subband[6] = s->plane[i].idwt_buf + 3 * w4 * h4;
- frame2 =
- s->plane[i].subband[7] = s->plane[i].idwt_buf + 4 * w2 * h2;
- s->plane[i].subband[8] = frame2 + 2 * w4 * h4;
- s->plane[i].subband[9] = frame2 + 1 * w4 * h4;
- s->plane[i].subband[10] = frame2 + 3 * w4 * h4;
- s->plane[i].subband[11] = frame2 + 2 * w2 * h2;
- s->plane[i].subband[12] = frame2 + 1 * w2 * h2;
- s->plane[i].subband[13] = frame2 + 3 * w2 * h2;
- s->plane[i].subband[14] = s->plane[i].idwt_buf + 2 * w2 * h2;
- s->plane[i].subband[15] = s->plane[i].idwt_buf + 1 * w2 * h2;
- s->plane[i].subband[16] = s->plane[i].idwt_buf + 3 * w2 * h2;
- }
- if (s->transform_type == 0) {
- for (j = 0; j < DWT_LEVELS - 3; j++) {
- for (k = 0; k < FF_ARRAY_ELEMS(s->plane[i].band[j]); k++) {
- s->plane[i].band[j][k].a_width = w8 << j;
- s->plane[i].band[j][k].a_height = h8 << j;
- }
- }
- } else if (s->transform_type == 2) {
- for (k = 0; k < FF_ARRAY_ELEMS(s->plane[i].band[0]); k++) {
- s->plane[i].band[0][k].a_width = w8;
- s->plane[i].band[0][k].a_height = h8;
- }
- for (k = 0; k < FF_ARRAY_ELEMS(s->plane[i].band[1]); k++) {
- s->plane[i].band[1][k].a_width = w8 * 2;
- s->plane[i].band[1][k].a_height = h8 * 2;
- }
- for (k = 0; k < FF_ARRAY_ELEMS(s->plane[i].band[2]); k++) {
- s->plane[i].band[2][k].a_width = w8 * 2;
- s->plane[i].band[2][k].a_height = h8 * 2;
- }
- for (k = 0; k < FF_ARRAY_ELEMS(s->plane[i].band[3]); k++) {
- s->plane[i].band[3][k].a_width = w8 * 4;
- s->plane[i].band[3][k].a_height = h8 * 4;
- }
- for (k = 0; k < FF_ARRAY_ELEMS(s->plane[i].band[4]); k++) {
- s->plane[i].band[4][k].a_width = w8 * 4;
- s->plane[i].band[4][k].a_height = h8 * 4;
- }
- for (k = 0; k < FF_ARRAY_ELEMS(s->plane[i].band[5]); k++) {
- s->plane[i].band[5][k].a_width = w8 * 4;
- s->plane[i].band[5][k].a_height = h8 * 4;
- }
- }
- /* ll2 and ll1 commented out because they are done in-place */
- s->plane[i].l_h[0] = s->plane[i].idwt_tmp;
- s->plane[i].l_h[1] = s->plane[i].idwt_tmp + 2 * w8 * h8;
- // s->plane[i].l_h[2] = ll2;
- s->plane[i].l_h[3] = s->plane[i].idwt_tmp;
- s->plane[i].l_h[4] = s->plane[i].idwt_tmp + 2 * w4 * h4;
- // s->plane[i].l_h[5] = ll1;
- s->plane[i].l_h[6] = s->plane[i].idwt_tmp;
- s->plane[i].l_h[7] = s->plane[i].idwt_tmp + 2 * w2 * h2;
- if (s->transform_type == 2) {
- s->plane[i].l_h[8] = s->plane[i].idwt_tmp + 4 * w2 * h2;
- s->plane[i].l_h[9] = s->plane[i].idwt_tmp + 6 * w2 * h2;
- }
- }
- s->a_height = s->coded_height;
- s->a_width = s->coded_width;
- s->a_format = s->coded_format;
- return 0;
- }
- static int update_thread_context(AVCodecContext *dst, const AVCodecContext *src)
- {
- CFHDContext *csrc = src->priv_data;
- CFHDContext *cdst = dst->priv_data;
- cdst->transform_type = csrc->transform_type;
- if (csrc->sample_type != 1 && csrc->transform_type != 0) {
- cdst->progressive = csrc->progressive;
- cdst->picture = &csrc->p_frame;
- cdst->connection = &csrc->i_frame;
- cdst->buffers = csrc->plane;
- }
- return 0;
- }
- static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
- AVPacket *avpkt)
- {
- CFHDContext *s = avctx->priv_data;
- GetByteContext gb;
- ThreadFrame frame = { .f = data };
- int ret = 0, i, j, planes, plane, got_buffer = 0, progress1 = 1, progress2 = 1;
- int16_t *coeff_data;
- s->coded_format = AV_PIX_FMT_YUV422P10;
- init_frame_defaults(s);
- planes = av_pix_fmt_count_planes(s->coded_format);
- bytestream2_init(&gb, avpkt->data, avpkt->size);
- while (bytestream2_get_bytes_left(&gb) > 4) {
- /* Bit weird but implement the tag parsing as the spec says */
- uint16_t tagu = bytestream2_get_be16(&gb);
- int16_t tag = (int16_t)tagu;
- int8_t tag8 = (int8_t)(tagu >> 8);
- uint16_t abstag = abs(tag);
- int8_t abs_tag8 = abs(tag8);
- uint16_t data = bytestream2_get_be16(&gb);
- if (abs_tag8 >= 0x60 && abs_tag8 <= 0x6f) {
- av_log(avctx, AV_LOG_DEBUG, "large len %x\n", ((tagu & 0xff) << 16) | data);
- } else if (tag == SampleFlags) {
- av_log(avctx, AV_LOG_DEBUG, "Progressive?%"PRIu16"\n", data);
- s->progressive = data & 0x0001;
- } else if (tag == Pframe) {
- s->pframe = 1;
- av_log(avctx, AV_LOG_DEBUG, "Frame type %"PRIu16"\n", data);
- } else if (tag == ImageWidth) {
- av_log(avctx, AV_LOG_DEBUG, "Width %"PRIu16"\n", data);
- s->coded_width = data;
- } else if (tag == ImageHeight) {
- av_log(avctx, AV_LOG_DEBUG, "Height %"PRIu16"\n", data);
- s->coded_height = data;
- } else if (tag == 101) {
- av_log(avctx, AV_LOG_DEBUG, "Bits per component: %"PRIu16"\n", data);
- if (data < 1 || data > 31) {
- av_log(avctx, AV_LOG_ERROR, "Bits per component %d is invalid\n", data);
- ret = AVERROR(EINVAL);
- break;
- }
- s->bpc = data;
- } else if (tag == ChannelCount) {
- av_log(avctx, AV_LOG_DEBUG, "Channel Count: %"PRIu16"\n", data);
- s->channel_cnt = data;
- if (data > 4) {
- av_log(avctx, AV_LOG_ERROR, "Channel Count of %"PRIu16" is unsupported\n", data);
- ret = AVERROR_PATCHWELCOME;
- break;
- }
- } else if (tag == SubbandCount) {
- av_log(avctx, AV_LOG_DEBUG, "Subband Count: %"PRIu16"\n", data);
- if (data != 10 && data != 17) {
- av_log(avctx, AV_LOG_ERROR, "Subband Count of %"PRIu16" is unsupported\n", data);
- ret = AVERROR_PATCHWELCOME;
- break;
- }
- } else if (tag == ChannelNumber) {
- s->channel_num = data;
- av_log(avctx, AV_LOG_DEBUG, "Channel number %"PRIu16"\n", data);
- if (s->channel_num >= planes) {
- av_log(avctx, AV_LOG_ERROR, "Invalid channel number\n");
- ret = AVERROR(EINVAL);
- break;
- }
- init_plane_defaults(s);
- } else if (tag == SubbandNumber) {
- if (s->subband_num != 0 && data == 1) // hack
- s->level++;
- av_log(avctx, AV_LOG_DEBUG, "Subband number %"PRIu16"\n", data);
- s->subband_num = data;
- if (s->level >= DWT_LEVELS) {
- av_log(avctx, AV_LOG_ERROR, "Invalid level\n");
- ret = AVERROR(EINVAL);
- break;
- }
- if (s->subband_num > 3) {
- av_log(avctx, AV_LOG_ERROR, "Invalid subband number\n");
- ret = AVERROR(EINVAL);
- break;
- }
- } else if (tag == 51) {
- av_log(avctx, AV_LOG_DEBUG, "Subband number actual %"PRIu16"\n", data);
- s->subband_num_actual = data;
- if (s->subband_num_actual >= 17 && s->subband_num_actual != 255) {
- av_log(avctx, AV_LOG_ERROR, "Invalid subband number actual\n");
- ret = AVERROR(EINVAL);
- break;
- }
- } else if (tag == LowpassPrecision)
- av_log(avctx, AV_LOG_DEBUG, "Lowpass precision bits: %"PRIu16"\n", data);
- else if (tag == Quantization) {
- s->quantisation = data;
- av_log(avctx, AV_LOG_DEBUG, "Quantisation: %"PRIu16"\n", data);
- } else if (tag == PrescaleShift) {
- s->prescale_shift[0] = (data >> 0) & 0x7;
- s->prescale_shift[1] = (data >> 3) & 0x7;
- s->prescale_shift[2] = (data >> 6) & 0x7;
- av_log(avctx, AV_LOG_DEBUG, "Prescale shift (VC-5): %x\n", data);
- } else if (tag == EncodingMethod) {
- s->encode_method = data;
- av_log(avctx, AV_LOG_DEBUG, "Encode Method for Subband %d : %x\n",s->subband_num_actual, data);
- } else if (tag == 27) {
- av_log(avctx, AV_LOG_DEBUG, "Lowpass width %"PRIu16"\n", data);
- if (s->coded_width == 0){
- s->coded_width = data << 3;
- }
- if (data < 3) {
- av_log(avctx, AV_LOG_ERROR, "Invalid lowpass width\n");
- ret = AVERROR(EINVAL);
- break;
- }
- s->plane[s->channel_num].band[0][0].width = data;
- s->plane[s->channel_num].band[0][0].stride = data;
- } else if (tag == 28) {
- av_log(avctx, AV_LOG_DEBUG, "Lowpass height %"PRIu16"\n", data);
- if (s->coded_height == 0)
- s->coded_height = data << 3;
- if (data < 3) {
- av_log(avctx, AV_LOG_ERROR, "Invalid lowpass height\n");
- ret = AVERROR(EINVAL);
- break;
- }
- s->plane[s->channel_num].band[0][0].height = data;
- } else if (tag == 1) {
- s->sample_type = data;
- if (data == 2)
- s->pframe = 1;
- else if (data == 1)
- s->transform_type = 2;
- av_log(avctx, AV_LOG_DEBUG, "Sample type? %"PRIu16"\n", data);
- } else if (tag == 10) {
- s->transform_type = data;
- av_log(avctx, AV_LOG_DEBUG, "Transform-type? %"PRIu16"\n", data);
- } else if (abstag >= 0x4000 && abstag <= 0x40ff) {
- if (abstag == 0x4001)
- s->peak.level = 0;
- av_log(avctx, AV_LOG_DEBUG, "Small chunk length %d %s\n", data * 4, tag < 0 ? "optional" : "required");
- bytestream2_skipu(&gb, data * 4);
- } else if (tag == 23) {
- av_log(avctx, AV_LOG_DEBUG, "Skip frame\n");
- avpriv_report_missing_feature(avctx, "Skip frame");
- ret = AVERROR_PATCHWELCOME;
- break;
- } else if (tag == 2) {
- av_log(avctx, AV_LOG_DEBUG, "tag=2 header - skipping %i tag/value pairs\n", data);
- if (data > bytestream2_get_bytes_left(&gb) / 4) {
- av_log(avctx, AV_LOG_ERROR, "too many tag/value pairs (%d)\n", data);
- ret = AVERROR_INVALIDDATA;
- break;
- }
- for (i = 0; i < data; i++) {
- uint16_t tag2 = bytestream2_get_be16(&gb);
- uint16_t val2 = bytestream2_get_be16(&gb);
- av_log(avctx, AV_LOG_DEBUG, "Tag/Value = %x %x\n", tag2, val2);
- }
- } else if (tag == 41) {
- av_log(avctx, AV_LOG_DEBUG, "Highpass width %i channel %i level %i subband %i\n", data, s->channel_num, s->level, s->subband_num);
- if (data < 3) {
- av_log(avctx, AV_LOG_ERROR, "Invalid highpass width\n");
- ret = AVERROR(EINVAL);
- break;
- }
- s->plane[s->channel_num].band[s->level][s->subband_num].width = data;
- s->plane[s->channel_num].band[s->level][s->subband_num].stride = FFALIGN(data, 8);
- } else if (tag == 42) {
- av_log(avctx, AV_LOG_DEBUG, "Highpass height %i\n", data);
- if (data < 3) {
- av_log(avctx, AV_LOG_ERROR, "Invalid highpass height\n");
- ret = AVERROR(EINVAL);
- break;
- }
- s->plane[s->channel_num].band[s->level][s->subband_num].height = data;
- } else if (tag == 49) {
- av_log(avctx, AV_LOG_DEBUG, "Highpass width2 %i\n", data);
- if (data < 3) {
- av_log(avctx, AV_LOG_ERROR, "Invalid highpass width2\n");
- ret = AVERROR(EINVAL);
- break;
- }
- s->plane[s->channel_num].band[s->level][s->subband_num].width = data;
- s->plane[s->channel_num].band[s->level][s->subband_num].stride = FFALIGN(data, 8);
- } else if (tag == 50) {
- av_log(avctx, AV_LOG_DEBUG, "Highpass height2 %i\n", data);
- if (data < 3) {
- av_log(avctx, AV_LOG_ERROR, "Invalid highpass height2\n");
- ret = AVERROR(EINVAL);
- break;
- }
- s->plane[s->channel_num].band[s->level][s->subband_num].height = data;
- } else if (tag == 71) {
- s->codebook = data;
- av_log(avctx, AV_LOG_DEBUG, "Codebook %i\n", s->codebook);
- } else if (tag == 72) {
- s->codebook = data & 0xf;
- s->difference_coding = (data >> 4) & 1;
- av_log(avctx, AV_LOG_DEBUG, "Other codebook? %i\n", s->codebook);
- } else if (tag == 70) {
- av_log(avctx, AV_LOG_DEBUG, "Subsampling or bit-depth flag? %i\n", data);
- if (!(data == 10 || data == 12)) {
- av_log(avctx, AV_LOG_ERROR, "Invalid bits per channel\n");
- ret = AVERROR(EINVAL);
- break;
- }
- s->bpc = data;
- } else if (tag == 84) {
- av_log(avctx, AV_LOG_DEBUG, "Sample format? %i\n", data);
- if (data == 1)
- s->coded_format = AV_PIX_FMT_YUV422P10;
- else if (data == 3)
- s->coded_format = AV_PIX_FMT_GBRP12;
- else if (data == 4)
- s->coded_format = AV_PIX_FMT_GBRAP12;
- else {
- avpriv_report_missing_feature(avctx, "Sample format of %"PRIu16, data);
- ret = AVERROR_PATCHWELCOME;
- break;
- }
- planes = av_pix_fmt_count_planes(s->coded_format);
- } else if (tag == -85) {
- av_log(avctx, AV_LOG_DEBUG, "Cropped height %"PRIu16"\n", data);
- s->cropped_height = data;
- } else if (tag == -75) {
- s->peak.offset &= ~0xffff;
- s->peak.offset |= (data & 0xffff);
- s->peak.base = (int16_t *) gb.buffer;
- s->peak.level = 0;
- } else if (tag == -76) {
- s->peak.offset &= 0xffff;
- s->peak.offset |= (data & 0xffff)<<16;
- s->peak.base = (int16_t *) gb.buffer;
- s->peak.level = 0;
- } else if (tag == -74 && s->peak.offset) {
- s->peak.level = data;
- s->peak.base += s->peak.offset / 2 - 2;
- } else if (tag == 82);
- else
- av_log(avctx, AV_LOG_DEBUG, "Unknown tag %i data %x\n", tag, data);
- /* Some kind of end of header tag */
- if (((tag == 4 && data == 0x1a4a) || s->sample_type == 1) && s->coded_width && s->coded_height &&
- s->coded_format != AV_PIX_FMT_NONE && s->sample_type != 3 && s->sample_type != 6) {
- if (s->a_width != s->coded_width || s->a_height != s->coded_height ||
- s->a_format != s->coded_format) {
- free_buffers(s);
- if ((ret = alloc_buffers(avctx)) < 0) {
- free_buffers(s);
- return ret;
- }
- }
- if (s->transform_type == 2) {
- //IP samples
- if (s->sample_type != 1) {
- s->picture = &s->i_frame;
- s->connection = &s->p_frame;
- s->buffers = s->plane;
- }
- ret = ff_set_dimensions(avctx, s->coded_width, s->coded_height);
- if (ret < 0)
- return ret;
- if (s->sample_type != 1) {
- if (s->i_frame.f->data[0])
- ff_thread_release_buffer(avctx, &s->i_frame);
- if (s->p_frame.f->data[0])
- ff_thread_release_buffer(avctx, &s->p_frame);
- av_frame_copy_props(s->i_frame.f, frame.f);
- av_frame_copy_props(s->p_frame.f, frame.f);
- if (s->cropped_height)
- avctx->height = s->cropped_height;
- s->picture->f->width =
- s->picture->f->height = 0;
- s->connection->f->width =
- s->connection->f->height = 0;
- if ((ret = ff_thread_get_buffer(avctx, s->picture, 0)) < 0)
- return ret;
- if ((ret = ff_thread_get_buffer(avctx, s->connection, 0)) < 0)
- return ret;
- }
- } else {
- //only intra frame samples
- s->picture = &s->i_frame;
- s->buffers = s->plane;
- if (s->picture->f->data[0])
- ff_thread_release_buffer(avctx, s->picture);
- av_frame_copy_props(s->i_frame.f, frame.f);
- ret = ff_set_dimensions(avctx, s->coded_width, s->coded_height);
- if (ret < 0)
- return ret;
- if (s->cropped_height)
- avctx->height = s->cropped_height;
- s->picture->f->width =
- s->picture->f->height = 0;
- if ((ret = ff_thread_get_buffer(avctx, s->picture, 0)) < 0)
- return ret;
- }
- s->coded_width = 0;
- s->coded_height = 0;
- s->coded_format = AV_PIX_FMT_NONE;
- got_buffer = 1;
- ff_thread_finish_setup(avctx);
- }
- coeff_data = s->plane[s->channel_num].subband[s->subband_num_actual];
- /* Lowpass coefficients */
- if (tag == 4 && data == 0xf0f && s->a_width && s->a_height) {
- int lowpass_height = s->plane[s->channel_num].band[0][0].height;
- int lowpass_width = s->plane[s->channel_num].band[0][0].width;
- int lowpass_a_height = s->plane[s->channel_num].band[0][0].a_height;
- int lowpass_a_width = s->plane[s->channel_num].band[0][0].a_width;
- if (!got_buffer) {
- av_log(avctx, AV_LOG_ERROR, "No end of header tag found\n");
- ret = AVERROR(EINVAL);
- goto end;
- }
- if (lowpass_height > lowpass_a_height || lowpass_width > lowpass_a_width ||
- lowpass_a_width * lowpass_a_height * sizeof(int16_t) > bytestream2_get_bytes_left(&gb)) {
- av_log(avctx, AV_LOG_ERROR, "Too many lowpass coefficients\n");
- ret = AVERROR(EINVAL);
- goto end;
- }
- av_log(avctx, AV_LOG_DEBUG, "Start of lowpass coeffs component %d height:%d, width:%d\n", s->channel_num, lowpass_height, lowpass_width);
- for (i = 0; i < lowpass_height; i++) {
- for (j = 0; j < lowpass_width; j++)
- coeff_data[j] = bytestream2_get_be16u(&gb);
- coeff_data += lowpass_width;
- }
- /* Align to mod-4 position to continue reading tags */
- bytestream2_seek(&gb, bytestream2_tell(&gb) & 3, SEEK_CUR);
- /* Copy last line of coefficients if odd height */
- if (lowpass_height & 1) {
- memcpy(&coeff_data[lowpass_height * lowpass_width],
- &coeff_data[(lowpass_height - 1) * lowpass_width],
- lowpass_width * sizeof(*coeff_data));
- }
- av_log(avctx, AV_LOG_DEBUG, "Lowpass coefficients %d\n", lowpass_width * lowpass_height);
- }
- if ((tag == 55 || tag == 82) && s->a_width && s->a_height) {
- int highpass_height = s->plane[s->channel_num].band[s->level][s->subband_num].height;
- int highpass_width = s->plane[s->channel_num].band[s->level][s->subband_num].width;
- int highpass_a_width = s->plane[s->channel_num].band[s->level][s->subband_num].a_width;
- int highpass_a_height = s->plane[s->channel_num].band[s->level][s->subband_num].a_height;
- int highpass_stride = s->plane[s->channel_num].band[s->level][s->subband_num].stride;
- int expected;
- int a_expected = highpass_a_height * highpass_a_width;
- int level, run, coeff;
- int count = 0, bytes;
- if (!got_buffer) {
- av_log(avctx, AV_LOG_ERROR, "No end of header tag found\n");
- ret = AVERROR(EINVAL);
- goto end;
- }
- if (highpass_height > highpass_a_height || highpass_width > highpass_a_width || a_expected < highpass_height * (uint64_t)highpass_stride) {
- if (s->subband_num_actual != 255) {
- av_log(avctx, AV_LOG_ERROR, "Too many highpass coefficients\n");
- ret = AVERROR(EINVAL);
- goto end;
- }
- }
- expected = highpass_height * highpass_stride;
- av_log(avctx, AV_LOG_DEBUG, "Start subband coeffs plane %i level %i codebook %i expected %i\n", s->channel_num, s->level, s->codebook, expected);
- init_get_bits(&s->gb, gb.buffer, bytestream2_get_bytes_left(&gb) * 8);
- if (s->subband_num_actual == 255) {
- expected = 0;
- goto finish;
- }
- {
- OPEN_READER(re, &s->gb);
- if (!s->codebook && !(s->transform_type == 2 && s->subband_num_actual == 7)) {
- while (1) {
- UPDATE_CACHE(re, &s->gb);
- GET_RL_VLC(level, run, re, &s->gb, s->table_9_rl_vlc,
- VLC_BITS, 3, 1);
- /* escape */
- if (level == 64)
- break;
- count += run;
- if (count > expected)
- break;
- coeff = dequant_and_decompand(level, s->quantisation, 0, (s->sample_type == 2 || s->sample_type == 3) && s->pframe && s->subband_num_actual == 7 && s->encode_method == 5);
- for (i = 0; i < run; i++)
- if (tag != 82)
- *coeff_data++ = coeff;
- else {
- *coeff_data |= coeff << 8;
- *coeff_data++ *= s->quantisation;
- }
- }
- if (s->peak.level)
- peak_table(coeff_data - expected, &s->peak, expected);
- if (s->difference_coding)
- difference_coding(s->plane[s->channel_num].subband[s->subband_num_actual], highpass_width, highpass_height);
- } else {
- while (1) {
- UPDATE_CACHE(re, &s->gb);
- GET_RL_VLC(level, run, re, &s->gb, s->table_18_rl_vlc,
- VLC_BITS, 3, 1);
- /* escape */
- if (level == 255 && run == 2)
- break;
- count += run;
- if (count > expected)
- break;
- coeff = dequant_and_decompand(level, s->quantisation, s->codebook, (s->sample_type == 2 || s->sample_type == 3) && s->pframe && s->subband_num_actual == 7 && s->encode_method == 5);
- for (i = 0; i < run; i++)
- if (tag != 82)
- *coeff_data++ = coeff;
- else {
- *coeff_data |= coeff << 8;
- *coeff_data++ *= s->quantisation;
- }
- }
- if (s->peak.level)
- peak_table(coeff_data - expected, &s->peak, expected);
- if (s->difference_coding)
- difference_coding(s->plane[s->channel_num].subband[s->subband_num_actual], highpass_width, highpass_height);
- }
- CLOSE_READER(re, &s->gb);
- }
- if (count > expected && s->subband_num_actual != 255) {
- av_log(avctx, AV_LOG_ERROR, "Escape codeword not found, probably corrupt data\n");
- ret = AVERROR(EINVAL);
- goto end;
- }
- finish:
- bytes = FFALIGN(AV_CEIL_RSHIFT(get_bits_count(&s->gb), 3), 4);
- if (bytes > bytestream2_get_bytes_left(&gb)) {
- av_log(avctx, AV_LOG_ERROR, "Bitstream overread error\n");
- ret = AVERROR(EINVAL);
- goto end;
- } else
- bytestream2_seek(&gb, bytes, SEEK_CUR);
- av_log(avctx, AV_LOG_DEBUG, "End subband coeffs %i extra %i\n", count, count - expected);
- s->codebook = 0;
- /* Copy last line of coefficients if odd height */
- if (highpass_height & 1) {
- memcpy(&coeff_data[highpass_height * highpass_stride],
- &coeff_data[(highpass_height - 1) * highpass_stride],
- highpass_stride * sizeof(*coeff_data));
- }
- if (s->transform_type == 2 && s->subband_num_actual == 10)
- ff_thread_report_progress(s->picture, progress1 <<= 1, 0);
- }
- }
- #if 0
- if ((!s->a_width || !s->a_height || s->a_format == AV_PIX_FMT_NONE ||
- s->coded_width || s->coded_height || s->coded_format != AV_PIX_FMT_NONE) && s->sample_type != 1) {
- av_log(avctx, AV_LOG_ERROR, "Invalid dimensions\n");
- ret = AVERROR(EINVAL);
- goto end;
- }
- #endif
- if (!got_buffer) {
- av_log(avctx, AV_LOG_ERROR, "No end of header tag found\n");
- ret = AVERROR(EINVAL);
- goto end;
- }
- planes = av_pix_fmt_count_planes(avctx->pix_fmt);
- if (s->transform_type == 0 && s->sample_type != 1) {
- for (plane = 0; plane < planes && !ret; plane++) {
- /* level 1 */
- int lowpass_height = s->plane[plane].band[0][0].height;
- int lowpass_width = s->plane[plane].band[0][0].width;
- int highpass_stride = s->plane[plane].band[0][1].stride;
- int act_plane = plane == 1 ? 2 : plane == 2 ? 1 : plane;
- int16_t *low, *high, *output, *dst;
- if (lowpass_height > s->plane[plane].band[0][0].a_height || lowpass_width > s->plane[plane].band[0][0].a_width ||
- !highpass_stride || s->plane[plane].band[0][1].width > s->plane[plane].band[0][1].a_width) {
- av_log(avctx, AV_LOG_ERROR, "Invalid plane dimensions\n");
- ret = AVERROR(EINVAL);
- goto end;
- }
- av_log(avctx, AV_LOG_DEBUG, "Decoding level 1 plane %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
- low = s->plane[plane].subband[0];
- high = s->plane[plane].subband[2];
- output = s->plane[plane].l_h[0];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, lowpass_width, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- low = s->plane[plane].subband[1];
- high = s->plane[plane].subband[3];
- output = s->plane[plane].l_h[1];
- for (i = 0; i < lowpass_width; i++) {
- // note the stride of "low" is highpass_stride
- vert_filter(output, lowpass_width, low, highpass_stride, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- low = s->plane[plane].l_h[0];
- high = s->plane[plane].l_h[1];
- output = s->plane[plane].subband[0];
- for (i = 0; i < lowpass_height * 2; i++) {
- horiz_filter(output, low, high, lowpass_width);
- low += lowpass_width;
- high += lowpass_width;
- output += lowpass_width * 2;
- }
- if (s->bpc == 12) {
- output = s->plane[plane].subband[0];
- for (i = 0; i < lowpass_height * 2; i++) {
- for (j = 0; j < lowpass_width * 2; j++)
- output[j] *= 4;
- output += lowpass_width * 2;
- }
- }
- /* level 2 */
- lowpass_height = s->plane[plane].band[1][1].height;
- lowpass_width = s->plane[plane].band[1][1].width;
- highpass_stride = s->plane[plane].band[1][1].stride;
- if (lowpass_height > s->plane[plane].band[1][1].a_height || lowpass_width > s->plane[plane].band[1][1].a_width ||
- !highpass_stride || s->plane[plane].band[1][1].width > s->plane[plane].band[1][1].a_width) {
- av_log(avctx, AV_LOG_ERROR, "Invalid plane dimensions\n");
- ret = AVERROR(EINVAL);
- goto end;
- }
- av_log(avctx, AV_LOG_DEBUG, "Level 2 plane %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
- low = s->plane[plane].subband[0];
- high = s->plane[plane].subband[5];
- output = s->plane[plane].l_h[3];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, lowpass_width, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- low = s->plane[plane].subband[4];
- high = s->plane[plane].subband[6];
- output = s->plane[plane].l_h[4];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, highpass_stride, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- low = s->plane[plane].l_h[3];
- high = s->plane[plane].l_h[4];
- output = s->plane[plane].subband[0];
- for (i = 0; i < lowpass_height * 2; i++) {
- horiz_filter(output, low, high, lowpass_width);
- low += lowpass_width;
- high += lowpass_width;
- output += lowpass_width * 2;
- }
- output = s->plane[plane].subband[0];
- for (i = 0; i < lowpass_height * 2; i++) {
- for (j = 0; j < lowpass_width * 2; j++)
- output[j] *= 4;
- output += lowpass_width * 2;
- }
- /* level 3 */
- lowpass_height = s->plane[plane].band[2][1].height;
- lowpass_width = s->plane[plane].band[2][1].width;
- highpass_stride = s->plane[plane].band[2][1].stride;
- if (lowpass_height > s->plane[plane].band[2][1].a_height || lowpass_width > s->plane[plane].band[2][1].a_width ||
- !highpass_stride || s->plane[plane].band[2][1].width > s->plane[plane].band[2][1].a_width) {
- av_log(avctx, AV_LOG_ERROR, "Invalid plane dimensions\n");
- ret = AVERROR(EINVAL);
- goto end;
- }
- av_log(avctx, AV_LOG_DEBUG, "Level 3 plane %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
- if (s->progressive) {
- low = s->plane[plane].subband[0];
- high = s->plane[plane].subband[8];
- output = s->plane[plane].l_h[6];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, lowpass_width, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- low = s->plane[plane].subband[7];
- high = s->plane[plane].subband[9];
- output = s->plane[plane].l_h[7];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, highpass_stride, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- dst = (int16_t *)s->picture->f->data[act_plane];
- low = s->plane[plane].l_h[6];
- high = s->plane[plane].l_h[7];
- for (i = 0; i < lowpass_height * 2; i++) {
- horiz_filter_clip(dst, low, high, lowpass_width, s->bpc);
- low += lowpass_width;
- high += lowpass_width;
- dst += s->picture->f->linesize[act_plane] / 2;
- }
- } else {
- av_log(avctx, AV_LOG_DEBUG, "interlaced frame ? %d", s->picture->f->interlaced_frame);
- s->picture->f->interlaced_frame = 1;
- low = s->plane[plane].subband[0];
- high = s->plane[plane].subband[7];
- output = s->plane[plane].l_h[6];
- for (i = 0; i < lowpass_height; i++) {
- horiz_filter(output, low, high, lowpass_width);
- low += lowpass_width;
- high += lowpass_width;
- output += lowpass_width * 2;
- }
- low = s->plane[plane].subband[8];
- high = s->plane[plane].subband[9];
- output = s->plane[plane].l_h[7];
- for (i = 0; i < lowpass_height; i++) {
- horiz_filter(output, low, high, lowpass_width);
- low += lowpass_width;
- high += lowpass_width;
- output += lowpass_width * 2;
- }
- dst = (int16_t *)s->picture->f->data[act_plane];
- low = s->plane[plane].l_h[6];
- high = s->plane[plane].l_h[7];
- for (i = 0; i < lowpass_height; i++) {
- temporal_inverse_filter(dst, low, high, lowpass_width * 2, s->picture->f->linesize[act_plane]/2, 0);
- low += lowpass_width * 2;
- high += lowpass_width * 2;
- dst += s->picture->f->linesize[act_plane];
- }
- }
- }
- av_frame_ref(frame.f, s->picture->f);
- ff_thread_report_progress(s->picture, INT_MAX, 0);
- } else if (s->transform_type == 2 && s->sample_type != 1) {
- for (plane = 0; plane < planes && !ret; plane++) {
- /* level 1 */
- int lowpass_height = s->plane[plane].band[0][0].height;
- int lowpass_width = s->plane[plane].band[0][0].width;
- int highpass_stride = s->plane[plane].band[0][1].stride;
- int act_plane = plane == 1 ? 2 : plane == 2 ? 1 : plane;
- int16_t *low, *high, *output, *dst;
- if (lowpass_height > s->plane[plane].band[0][0].a_height || lowpass_width > s->plane[plane].band[0][0].a_width ||
- !highpass_stride || s->plane[plane].band[0][1].width > s->plane[plane].band[0][1].a_width) {
- av_log(avctx, AV_LOG_ERROR, "Invalid plane dimensions\n");
- ret = AVERROR(EINVAL);
- goto end;
- }
- av_log(avctx, AV_LOG_DEBUG, "Decoding level 1 plane %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
- low = s->plane[plane].subband[0];
- high = s->plane[plane].subband[2];
- output = s->plane[plane].l_h[0];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, lowpass_width, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- low = s->plane[plane].subband[1];
- high = s->plane[plane].subband[3];
- output = s->plane[plane].l_h[1];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, highpass_stride, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- low = s->plane[plane].l_h[0];
- high = s->plane[plane].l_h[1];
- output = s->plane[plane].subband[0];
- for (i = 0; i < lowpass_height * 2; i++) {
- horiz_filter(output, low, high, lowpass_width);
- low += lowpass_width;
- high += lowpass_width;
- output += lowpass_width * 2;
- }
- if (s->bpc == 12) {
- output = s->plane[plane].subband[0];
- for (i = 0; i < lowpass_height * 2; i++) {
- for (j = 0; j < lowpass_width * 2; j++)
- output[j] *= 4;
- output += lowpass_width * 2;
- }
- }
- /* level 2 */
- lowpass_height = s->plane[plane].band[1][1].height;
- lowpass_width = s->plane[plane].band[1][1].width;
- highpass_stride = s->plane[plane].band[1][1].stride;
- if (lowpass_height > s->plane[plane].band[1][1].a_height || lowpass_width > s->plane[plane].band[1][1].a_width ||
- !highpass_stride || s->plane[plane].band[1][1].width > s->plane[plane].band[1][1].a_width) {
- av_log(avctx, AV_LOG_ERROR, "Invalid plane dimensions\n");
- ret = AVERROR(EINVAL);
- goto end;
- }
- av_log(avctx, AV_LOG_DEBUG, "Level 2 lowpass plane %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
- low = s->plane[plane].subband[0];
- high = s->plane[plane].subband[5];
- output = s->plane[plane].l_h[3];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, lowpass_width, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- low = s->plane[plane].subband[4];
- high = s->plane[plane].subband[6];
- output = s->plane[plane].l_h[4];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, highpass_stride, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- low = s->plane[plane].l_h[3];
- high = s->plane[plane].l_h[4];
- output = s->plane[plane].subband[0];
- for (i = 0; i < lowpass_height * 2; i++) {
- horiz_filter(output, low, high, lowpass_width);
- low += lowpass_width;
- high += lowpass_width;
- output += lowpass_width * 2;
- }
- output = s->plane[plane].subband[0];
- for (i = 0; i < lowpass_height * 2; i++) {
- for (j = 0; j < lowpass_width * 2; j++)
- output[j] *= 4;
- output += lowpass_width * 2;
- }
- lowpass_height = s->plane[plane].band[3][1].height;
- lowpass_width = s->plane[plane].band[4][1].width;
- highpass_stride = s->plane[plane].band[4][1].stride;
- av_log(avctx, AV_LOG_DEBUG, "temporal level %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
- if (lowpass_height > s->plane[plane].band[3][1].a_height || lowpass_width > s->plane[plane].band[3][1].a_width ||
- !highpass_stride || s->plane[plane].band[3][1].width > s->plane[plane].band[3][1].a_width) {
- av_log(avctx, AV_LOG_ERROR, "Invalid plane dimensions\n");
- ret = AVERROR(EINVAL);
- goto end;
- }
- ff_thread_await_progress(s->connection, progress2 <<= 1, 0);
- low = s->plane[plane].subband[0];
- high = s->plane[plane].subband[7];
- output = s->plane[plane].subband[0];
- for (i = 0; i < lowpass_height; i++) {
- temporal_inverse_filter(output, low, high, lowpass_width, 4 * lowpass_width * lowpass_height, 1);
- low += lowpass_width;
- high += lowpass_width;
- }
- ff_thread_report_progress(s->picture, progress1 <<= 1, 0);
- av_log(avctx, AV_LOG_DEBUG, "Level 3 plane %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
- if (s->progressive) {
- low = s->plane[plane].subband[0];
- high = s->plane[plane].subband[15];
- output = s->plane[plane].l_h[6];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, lowpass_width, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- low = s->plane[plane].subband[14];
- high = s->plane[plane].subband[16];
- output = s->plane[plane].l_h[7];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, highpass_stride, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- dst = (int16_t *)s->picture->f->data[act_plane];
- low = s->plane[plane].l_h[6];
- high = s->plane[plane].l_h[7];
- for (i = 0; i < lowpass_height * 2; i++) {
- horiz_filter_clip(dst, low, high, lowpass_width, s->bpc);
- low += lowpass_width;
- high += lowpass_width;
- dst += s->picture->f->linesize[act_plane] / 2;
- }
- } else {
- av_log(avctx, AV_LOG_DEBUG, "interlaced frame ? %d", s->picture->f->interlaced_frame);
- s->picture->f->interlaced_frame = 1;
- low = s->plane[plane].subband[0];
- high = s->plane[plane].subband[14];
- output = s->plane[plane].l_h[6];
- for (i = 0; i < lowpass_height; i++) {
- horiz_filter(output, low, high, lowpass_width);
- low += lowpass_width;
- high += lowpass_width;
- output += lowpass_width * 2;
- }
- low = s->plane[plane].subband[15];
- high = s->plane[plane].subband[16];
- output = s->plane[plane].l_h[7];
- for (i = 0; i < lowpass_height; i++) {
- horiz_filter(output, low, high, lowpass_width);
- low += lowpass_width;
- high += lowpass_width;
- output += lowpass_width * 2;
- }
- dst = (int16_t *)s->picture->f->data[act_plane];
- low = s->plane[plane].l_h[6];
- high = s->plane[plane].l_h[7];
- for (i = 0; i < lowpass_height; i++) {
- temporal_inverse_filter(dst, low, high, lowpass_width * 2, s->picture->f->linesize[act_plane]/2, 0);
- low += lowpass_width * 2;
- high += lowpass_width * 2;
- dst += s->picture->f->linesize[act_plane];
- }
- }
- }
- ff_thread_report_progress(s->picture, INT_MAX, 0);
- ff_thread_await_progress(s->connection, INT_MAX, 0);
- av_frame_ref(frame.f, s->picture->f);
- } else if (s->sample_type == 1) {
- int16_t *low, *high, *dst, *output;
- int lowpass_height, lowpass_width, highpass_stride, act_plane;
- progress1 = 1, progress2 = 1;
- for (plane = 0; plane < planes && !ret; plane++) {
- ff_thread_await_progress(s->connection, progress1 <<= 1, 0);
- // highpass inverse for temporal
- lowpass_height = s->buffers[plane].band[1][1].a_height;
- lowpass_width = s->buffers[plane].band[1][1].a_width;
- highpass_stride = s->buffers[plane].band[1][1].a_width;
- av_log(avctx, AV_LOG_DEBUG, "Level 2 plane for highpass sample 1 %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
- low = s->buffers[plane].subband[7];
- high = s->buffers[plane].subband[9];
- output = s->buffers[plane].l_h[3];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, lowpass_width, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- low = s->buffers[plane].subband[8];
- high = s->buffers[plane].subband[10];
- output = s->buffers[plane].l_h[4];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, highpass_stride, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- low = s->buffers[plane].l_h[3];
- high = s->buffers[plane].l_h[4];
- output = s->buffers[plane].subband[7];
- for (i = 0; i < lowpass_height * 2; i++) {
- horiz_filter(output, low, high, lowpass_width);
- low += lowpass_width;
- high += lowpass_width;
- output += lowpass_width * 2;
- }
- ff_thread_report_progress(s->picture, progress2 <<= 1, 0);
- }
- for (plane = 0; plane < planes && !ret; plane++) {
- ff_thread_await_progress(s->connection, progress1 <<= 1, 0);
- act_plane = plane == 1 ? 2 : plane == 2 ? 1 : plane;
- lowpass_height = s->buffers[plane].band[4][1].a_height;
- lowpass_width = s->buffers[plane].band[4][1].a_width;
- highpass_stride = s->buffers[plane].band[4][1].a_width;
- av_log(avctx, AV_LOG_DEBUG, "Level 3 plane sample 1 %i %i %i %i\n", plane, lowpass_height, lowpass_width, highpass_stride);
- if (s->progressive) {
- low = s->buffers[plane].subband[7];
- high = s->buffers[plane].subband[12];
- output = s->buffers[plane].l_h[8];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, lowpass_width, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- low = s->buffers[plane].subband[11];
- high = s->buffers[plane].subband[13];
- output = s->buffers[plane].l_h[9];
- for (i = 0; i < lowpass_width; i++) {
- vert_filter(output, lowpass_width, low, highpass_stride, high, highpass_stride, lowpass_height);
- low++;
- high++;
- output++;
- }
- dst = (int16_t *)s->picture->f->data[act_plane];
- low = s->buffers[plane].l_h[8];
- high = s->buffers[plane].l_h[9];
- for (i = 0; i < lowpass_height * 2; i++) {
- horiz_filter_clip(dst, low, high, lowpass_width, s->bpc);
- low += lowpass_width;
- high += lowpass_width;
- dst += s->picture->f->linesize[act_plane] / 2;
- }
- } else {
- av_log(avctx, AV_LOG_DEBUG, "interlaced frame ? %d", s->picture->f->interlaced_frame);
- s->picture->f->interlaced_frame = 1;
- low = s->buffers[plane].subband[7];
- high = s->buffers[plane].subband[11];
- output = s->buffers[plane].l_h[8];
- for (i = 0; i < lowpass_height; i++) {
- horiz_filter(output, low, high, lowpass_width);
- low += lowpass_width;
- high += lowpass_width;
- output += lowpass_width * 2;
- }
- low = s->buffers[plane].subband[12];
- high = s->buffers[plane].subband[13];
- output = s->buffers[plane].l_h[9];
- for (i = 0; i < lowpass_height; i++) {
- horiz_filter(output, low, high, lowpass_width);
- low += lowpass_width;
- high += lowpass_width;
- output += lowpass_width * 2;
- }
- dst = (int16_t *)s->picture->f->data[act_plane];
- low = s->buffers[plane].l_h[8];
- high = s->buffers[plane].l_h[9];
- for (i = 0; i < lowpass_height; i++) {
- temporal_inverse_filter(dst, low, high, lowpass_width * 2, s->picture->f->linesize[act_plane]/2, 0);
- low += lowpass_width * 2;
- high += lowpass_width * 2;
- dst += s->picture->f->linesize[act_plane];
- }
- }
- }
- ff_thread_report_progress(s->picture, INT_MAX, 0);
- ff_thread_await_progress(s->connection, INT_MAX, 0);
- av_frame_ref(frame.f, s->picture->f);
- }
- end:
- if (ret < 0)
- return ret;
- *got_frame = 1;
- return avpkt->size;
- }
- static av_cold int cfhd_close(AVCodecContext *avctx)
- {
- CFHDContext *s = avctx->priv_data;
- free_buffers(s);
- if (!avctx->internal->is_copy) {
- ff_free_vlc(&s->vlc_9);
- ff_free_vlc(&s->vlc_18);
- }
- if (s->i_frame.f && s->i_frame.f->data[0])
- ff_thread_release_buffer(avctx, &s->i_frame);
- if (s->p_frame.f && s->p_frame.f->data[0])
- ff_thread_release_buffer(avctx, &s->p_frame);
- if (s->i_frame.f)
- av_frame_free(&s->i_frame.f);
- if (s->p_frame.f)
- av_frame_free(&s->p_frame.f);
- return 0;
- }
- AVCodec ff_cfhd_decoder = {
- .name = "cfhd",
- .long_name = NULL_IF_CONFIG_SMALL("Cineform HD"),
- .type = AVMEDIA_TYPE_VIDEO,
- .id = AV_CODEC_ID_CFHD,
- .priv_data_size = sizeof(CFHDContext),
- .init = cfhd_init,
- .close = cfhd_close,
- .decode = cfhd_decode,
- .update_thread_context = update_thread_context,
- .capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_FRAME_THREADS,
- .caps_internal = FF_CODEC_CAP_INIT_THREADSAFE | FF_CODEC_CAP_INIT_CLEANUP,
- };
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