X-Git-Url: http://47.100.26.94:8080/?a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjni%2Flibuvc%2Fsrc%2Fframe-mjpeg.c;fp=app%2Fsrc%2Fmain%2Fjni%2Flibuvc%2Fsrc%2Fframe-mjpeg.c;h=0000000000000000000000000000000000000000;hb=4d7fc85844bbd24cc1b15f60fed3b8aaa507962f;hp=da275efab9fdee84941d0d3b04fb1c1b9d957646;hpb=d0d496554f96cebf84db3e9b3cf507577272ef8c;p=rtmpclient.git diff --git a/app/src/main/jni/libuvc/src/frame-mjpeg.c b/app/src/main/jni/libuvc/src/frame-mjpeg.c deleted file mode 100644 index da275ef..0000000 --- a/app/src/main/jni/libuvc/src/frame-mjpeg.c +++ /dev/null @@ -1,552 +0,0 @@ -/********************************************************************* - * add and modified some function to avoid crash - * Copyright (C) 2014-2015 saki@serenegiant All rights reserved. - *********************************************************************/ -/********************************************************************* - * Software License Agreement (BSD License) - * - * Copyright (C) 2014 Robert Xiao - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials provided - * with the distribution. - * * Neither the name of the author nor other contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - *********************************************************************/ - -/** - * @defgroup frame Frame processing - */ -#include "libuvc/libuvc.h" -#include "libuvc/libuvc_internal.h" -#include -#include - -extern uvc_error_t uvc_ensure_frame_size(uvc_frame_t *frame, size_t need_bytes); - -struct error_mgr { - struct jpeg_error_mgr super; - jmp_buf jmp; -}; - -static void _error_exit(j_common_ptr dinfo) { - struct error_mgr *myerr = (struct error_mgr *) dinfo->err; -#ifndef NDEBUG -#if (defined(ANDROID) || defined(__ANDROID__)) - char err_msg[1024]; - (*dinfo->err->format_message)(dinfo, err_msg); - err_msg[1023] = 0; - LOGW("err=%s", err_msg); -#else - (*dinfo->err->output_message)(dinfo); -#endif -#endif - longjmp(myerr->jmp, 1); -} - -/* ISO/IEC 10918-1:1993(E) K.3.3. Default Huffman tables used by MJPEG UVC devices - which don't specify a Huffman table in the JPEG stream. */ -static const unsigned char dc_lumi_len[] = { - 0, 0, 1, 5, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0 }; -static const unsigned char dc_lumi_val[] = { - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 }; - -static const unsigned char dc_chromi_len[] = { - 0, 0, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 }; -static const unsigned char dc_chromi_val[] = { - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 }; - -static const unsigned char ac_lumi_len[] = { - 0, 0, 2, 1, 3, 3, 2, 4, 3, 5, 5, 4, 4, 0, 0, 1, 0x7d }; -static const unsigned char ac_lumi_val[] = { - 0x01, 0x02, 0x03, 0x00, 0x04, 0x11, 0x05, 0x12, - 0x21, 0x31, 0x41, 0x06, 0x13, 0x51, 0x61, 0x07, - 0x22, 0x71, 0x14, 0x32, 0x81, 0x91, 0xa1, 0x08, - 0x23, 0x42, 0xb1, 0xc1, 0x15, 0x52, 0xd1, 0xf0, - 0x24, 0x33, 0x62, 0x72, 0x82, 0x09, 0x0a, 0x16, - 0x17, 0x18, 0x19, 0x1a, 0x25, 0x26, 0x27, 0x28, - 0x29, 0x2a, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, - 0x3a, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, - 0x4a, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, - 0x5a, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, - 0x6a, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, - 0x7a, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, - 0x8a, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, - 0x99, 0x9a, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, - 0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, - 0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3, 0xc4, 0xc5, - 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xd2, 0xd3, 0xd4, - 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xe1, 0xe2, - 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, - 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, - 0xf9, 0xfa -}; -static const unsigned char ac_chromi_len[] = { - 0, 0, 2, 1, 2, 4, 4, 3, 4, 7, 5, 4, 4, 0, 1, 2, 0x77 }; -static const unsigned char ac_chromi_val[] = { - 0x00, 0x01, 0x02, 0x03, 0x11, 0x04, 0x05, 0x21, - 0x31, 0x06, 0x12, 0x41, 0x51, 0x07, 0x61, 0x71, - 0x13, 0x22, 0x32, 0x81, 0x08, 0x14, 0x42, 0x91, - 0xa1, 0xb1, 0xc1, 0x09, 0x23, 0x33, 0x52, 0xf0, - 0x15, 0x62, 0x72, 0xd1, 0x0a, 0x16, 0x24, 0x34, - 0xe1, 0x25, 0xf1, 0x17, 0x18, 0x19, 0x1a, 0x26, - 0x27, 0x28, 0x29, 0x2a, 0x35, 0x36, 0x37, 0x38, - 0x39, 0x3a, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, - 0x49, 0x4a, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, - 0x59, 0x5a, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, - 0x69, 0x6a, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, - 0x79, 0x7a, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, - 0x88, 0x89, 0x8a, 0x92, 0x93, 0x94, 0x95, 0x96, - 0x97, 0x98, 0x99, 0x9a, 0xa2, 0xa3, 0xa4, 0xa5, - 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4, - 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3, - 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xd2, - 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, - 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, - 0xea, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, - 0xf9, 0xfa -}; - -#define COPY_HUFF_TABLE(dinfo,tbl,name) do { \ - if (dinfo->tbl == NULL) dinfo->tbl = jpeg_alloc_huff_table((j_common_ptr)dinfo); \ - memcpy(dinfo->tbl->bits, name##_len, sizeof(name##_len)); \ - memset(dinfo->tbl->huffval, 0, sizeof(dinfo->tbl->huffval)); \ - memcpy(dinfo->tbl->huffval, name##_val, sizeof(name##_val)); \ - } while(0) - -static inline void insert_huff_tables(j_decompress_ptr dinfo) { - COPY_HUFF_TABLE(dinfo, dc_huff_tbl_ptrs[0], dc_lumi); - COPY_HUFF_TABLE(dinfo, dc_huff_tbl_ptrs[1], dc_chromi); - COPY_HUFF_TABLE(dinfo, ac_huff_tbl_ptrs[0], ac_lumi); - COPY_HUFF_TABLE(dinfo, ac_huff_tbl_ptrs[1], ac_chromi); -} - -// XXX added to improve the performance of decoding -// maximun reading lines for each call of jpeg_read_scanlines -// when defined this macro, it's value should be common factor -// of all available frame height. -// (1, 2, 4, 5, 6, 8, 10, 12, 20, 40...for 720p&1080p) -#define MAX_READLINE 8 - -#ifndef MAX_READLINE -#define MAX_READLINE 1 -#endif -#if MAX_READLINE < 1 -#undef MAX_READLINE -#define MAX_READLINE 1 -#endif - -/** @brief Convert an MJPEG frame to RGB - * @ingroup frame - * - * @param in MJPEG frame - * @param out RGB frame - */ -uvc_error_t uvc_mjpeg2rgb(uvc_frame_t *in, uvc_frame_t *out) { - struct jpeg_decompress_struct dinfo; - struct error_mgr jerr; - size_t lines_read; - // local copy - uint8_t *data = out->data; - const int out_step = out->step; - - int num_scanlines, i; - lines_read = 0; - unsigned char *buffer[MAX_READLINE]; - - out->actual_bytes = 0; // XXX - if (UNLIKELY(in->frame_format != UVC_FRAME_FORMAT_MJPEG)) - return UVC_ERROR_INVALID_PARAM; - - if (uvc_ensure_frame_size(out, in->width * in->height * 3) < 0) - return UVC_ERROR_NO_MEM; - - out->width = in->width; - out->height = in->height; - out->frame_format = UVC_FRAME_FORMAT_RGB; - out->step = in->width * 3; - out->sequence = in->sequence; - out->capture_time = in->capture_time; - out->source = in->source; - - dinfo.err = jpeg_std_error(&jerr.super); - jerr.super.error_exit = _error_exit; - - if (setjmp(jerr.jmp)) { - goto fail; - } - - jpeg_create_decompress(&dinfo); - jpeg_mem_src(&dinfo, in->data, in->actual_bytes/*in->data_bytes*/); - jpeg_read_header(&dinfo, TRUE); - - if (dinfo.dc_huff_tbl_ptrs[0] == NULL) { - /* This frame is missing the Huffman tables: fill in the standard ones */ - insert_huff_tables(&dinfo); - } - - dinfo.out_color_space = JCS_RGB; - dinfo.dct_method = JDCT_IFAST; - - jpeg_start_decompress(&dinfo); - - if (LIKELY(dinfo.output_height == out->height)) { - for (; dinfo.output_scanline < dinfo.output_height ;) { - buffer[0] = data + (lines_read) * out_step; - for (i = 1; i < MAX_READLINE; i++) - buffer[i] = buffer[i-1] + out_step; - num_scanlines = jpeg_read_scanlines(&dinfo, buffer, MAX_READLINE); - lines_read += num_scanlines; - } - out->actual_bytes = in->width * in->height * 3; // XXX - } - jpeg_finish_decompress(&dinfo); - jpeg_destroy_decompress(&dinfo); - return lines_read == out->height ? UVC_SUCCESS : UVC_ERROR_OTHER; // XXX - -fail: - jpeg_destroy_decompress(&dinfo); - return UVC_ERROR_OTHER+1; -} - -/** @brief Convert an MJPEG frame to BGR - * @ingroup frame - * - * @param in MJPEG frame - * @param out BGR frame - */ -uvc_error_t uvc_mjpeg2bgr(uvc_frame_t *in, uvc_frame_t *out) { - struct jpeg_decompress_struct dinfo; - struct error_mgr jerr; - size_t lines_read; - - int num_scanlines, i; - lines_read = 0; - unsigned char *buffer[MAX_READLINE]; - - out->actual_bytes = 0; // XXX - if (UNLIKELY(in->frame_format != UVC_FRAME_FORMAT_MJPEG)) - return UVC_ERROR_INVALID_PARAM; - - if (uvc_ensure_frame_size(out, in->width * in->height * 3) < 0) - return UVC_ERROR_NO_MEM; - - out->width = in->width; - out->height = in->height; - out->frame_format = UVC_FRAME_FORMAT_BGR; - out->step = in->width * 3; - out->sequence = in->sequence; - out->capture_time = in->capture_time; - out->source = in->source; - - dinfo.err = jpeg_std_error(&jerr.super); - jerr.super.error_exit = _error_exit; - - if (setjmp(jerr.jmp)) { - goto fail; - } - - jpeg_create_decompress(&dinfo); - jpeg_mem_src(&dinfo, in->data, in->actual_bytes/*in->data_bytes*/); - jpeg_read_header(&dinfo, TRUE); - - if (dinfo.dc_huff_tbl_ptrs[0] == NULL) { - /* This frame is missing the Huffman tables: fill in the standard ones */ - insert_huff_tables(&dinfo); - } - - dinfo.out_color_space = JCS_EXT_BGR; - dinfo.dct_method = JDCT_IFAST; - - jpeg_start_decompress(&dinfo); - - // local copy - uint8_t *data = out->data; - const int out_step = out->step; - - if (LIKELY(dinfo.output_height == out->height)) { - for (; dinfo.output_scanline < dinfo.output_height ;) { - buffer[0] = data + (lines_read) * out_step; - for (i = 1; i < MAX_READLINE; i++) - buffer[i] = buffer[i-1] + out_step; - num_scanlines = jpeg_read_scanlines(&dinfo, buffer, MAX_READLINE); - lines_read += num_scanlines; - } - out->actual_bytes = in->width * in->height * 3; // XXX - } - jpeg_finish_decompress(&dinfo); - jpeg_destroy_decompress(&dinfo); - return lines_read == out->height ? UVC_SUCCESS : UVC_ERROR_OTHER; // XXX - -fail: - jpeg_destroy_decompress(&dinfo); - return UVC_ERROR_OTHER+1; -} - -/** @brief Convert an MJPEG frame to RGB565 - * @ingroup frame - * - * @param in MJPEG frame - * @param out RGB frame - */ -uvc_error_t uvc_mjpeg2rgb565(uvc_frame_t *in, uvc_frame_t *out) { - struct jpeg_decompress_struct dinfo; - struct error_mgr jerr; - size_t lines_read; - - int num_scanlines, i; - lines_read = 0; - unsigned char *buffer[MAX_READLINE]; - - out->actual_bytes = 0; // XXX - if (UNLIKELY(in->frame_format != UVC_FRAME_FORMAT_MJPEG)) - return UVC_ERROR_INVALID_PARAM; - - if (uvc_ensure_frame_size(out, in->width * in->height * 2) < 0) - return UVC_ERROR_NO_MEM; - - out->width = in->width; - out->height = in->height; - out->frame_format = UVC_FRAME_FORMAT_RGB565; - out->step = in->width * 2; - out->sequence = in->sequence; - out->capture_time = in->capture_time; - out->source = in->source; - - dinfo.err = jpeg_std_error(&jerr.super); - jerr.super.error_exit = _error_exit; - - if (setjmp(jerr.jmp)) { - goto fail; - } - - jpeg_create_decompress(&dinfo); - jpeg_mem_src(&dinfo, in->data, in->actual_bytes/*in->data_bytes*/); - jpeg_read_header(&dinfo, TRUE); - - if (dinfo.dc_huff_tbl_ptrs[0] == NULL) { - /* This frame is missing the Huffman tables: fill in the standard ones */ - insert_huff_tables(&dinfo); - } - - dinfo.out_color_space = JCS_RGB565; - dinfo.dct_method = JDCT_IFAST; - - jpeg_start_decompress(&dinfo); - - // local copy - uint8_t *data = out->data; - const int out_step = out->step; - - if (LIKELY(dinfo.output_height == out->height)) { - for (; dinfo.output_scanline < dinfo.output_height ;) { - buffer[0] = data + (lines_read) * out_step; - for (i = 1; i < MAX_READLINE; i++) - buffer[i] = buffer[i-1] + out_step; - num_scanlines = jpeg_read_scanlines(&dinfo, buffer, MAX_READLINE); - lines_read += num_scanlines; - } - out->actual_bytes = in->width * in->height * 2; // XXX - } - jpeg_finish_decompress(&dinfo); - jpeg_destroy_decompress(&dinfo); - return lines_read == out->height ? UVC_SUCCESS : UVC_ERROR_OTHER; // XXX - -fail: - jpeg_destroy_decompress(&dinfo); - return UVC_ERROR_OTHER+1; -} - -/** @brief Convert an MJPEG frame to RGBX - * @ingroup frame - * - * @param in MJPEG frame - * @param out RGBX frame - */ -uvc_error_t uvc_mjpeg2rgbx(uvc_frame_t *in, uvc_frame_t *out) { - struct jpeg_decompress_struct dinfo; - struct error_mgr jerr; - size_t lines_read; - // local copy - uint8_t *data = out->data; - const int out_step = out->step; - - int num_scanlines, i; - lines_read = 0; - unsigned char *buffer[MAX_READLINE]; - - out->actual_bytes = 0; // XXX - if (UNLIKELY(in->frame_format != UVC_FRAME_FORMAT_MJPEG)) - return UVC_ERROR_INVALID_PARAM; - - if (uvc_ensure_frame_size(out, in->width * in->height * 4) < 0) - return UVC_ERROR_NO_MEM; - - out->width = in->width; - out->height = in->height; - out->frame_format = UVC_FRAME_FORMAT_RGBX; // XXX - out->step = in->width * 4; - out->sequence = in->sequence; - out->capture_time = in->capture_time; - out->source = in->source; - - dinfo.err = jpeg_std_error(&jerr.super); - jerr.super.error_exit = _error_exit; - - if (setjmp(jerr.jmp)) { - goto fail; - } - - jpeg_create_decompress(&dinfo); - jpeg_mem_src(&dinfo, in->data, in->actual_bytes/*in->data_bytes*/); // XXX - jpeg_read_header(&dinfo, TRUE); - - if (dinfo.dc_huff_tbl_ptrs[0] == NULL) { - /* This frame is missing the Huffman tables: fill in the standard ones */ - insert_huff_tables(&dinfo); - } - - dinfo.out_color_space = JCS_EXT_RGBA; - dinfo.dct_method = JDCT_IFAST; - - jpeg_start_decompress(&dinfo); - - if (LIKELY(dinfo.output_height == out->height)) { - for (; dinfo.output_scanline < dinfo.output_height ;) { - buffer[0] = data + (lines_read) * out_step; - for (i = 1; i < MAX_READLINE; i++) - buffer[i] = buffer[i-1] + out_step; - num_scanlines = jpeg_read_scanlines(&dinfo, buffer, MAX_READLINE); - lines_read += num_scanlines; - } - out->actual_bytes = in->width * in->height * 4; // XXX - } - jpeg_finish_decompress(&dinfo); - jpeg_destroy_decompress(&dinfo); - return lines_read == out->height ? UVC_SUCCESS : UVC_ERROR_OTHER; // XXX - -fail: - jpeg_destroy_decompress(&dinfo); - return UVC_ERROR_OTHER+1; -} - -static inline unsigned char sat(int i) { - return (unsigned char) (i >= 255 ? 255 : (i < 0 ? 0 : i)); -} - -#define YCbCr_YUYV_2(YCbCr, yuyv) \ - { \ - *(yuyv++) = *(YCbCr+0); \ - *(yuyv++) = (*(YCbCr+1) + *(YCbCr+4)) >> 1; \ - *(yuyv++) = *(YCbCr+3); \ - *(yuyv++) = (*(YCbCr+2) + *(YCbCr+5)) >> 1; \ - } - -uvc_error_t uvc_mjpeg2yuyv(uvc_frame_t *in, uvc_frame_t *out) { - - out->actual_bytes = 0; // XXX - if (UNLIKELY(in->frame_format != UVC_FRAME_FORMAT_MJPEG)) - return UVC_ERROR_INVALID_PARAM; - - if (uvc_ensure_frame_size(out, in->width * in->height * 2) < 0) - return UVC_ERROR_NO_MEM; - - size_t lines_read = 0; - int i, j; - int num_scanlines; - register uint8_t *yuyv, *ycbcr; - - out->width = in->width; - out->height = in->height; - out->frame_format = UVC_FRAME_FORMAT_YUYV; - out->step = in->width * 2; - out->sequence = in->sequence; - out->capture_time = in->capture_time; - out->source = in->source; - - struct jpeg_decompress_struct dinfo; - struct error_mgr jerr; - dinfo.err = jpeg_std_error(&jerr.super); - jerr.super.error_exit = _error_exit; - - if (setjmp(jerr.jmp)) { - goto fail; - } - - jpeg_create_decompress(&dinfo); - jpeg_mem_src(&dinfo, in->data, in->actual_bytes/*in->data_bytes*/); // XXX - jpeg_read_header(&dinfo, TRUE); - - if (dinfo.dc_huff_tbl_ptrs[0] == NULL) { - /* This frame is missing the Huffman tables: fill in the standard ones */ - insert_huff_tables(&dinfo); - } - - dinfo.out_color_space = JCS_YCbCr; - dinfo.dct_method = JDCT_IFAST; - - // start decompressor - jpeg_start_decompress(&dinfo); - - // these dinfo.xxx valiables are only valid after jpeg_start_decompress - const int row_stride = dinfo.output_width * dinfo.output_components; - - // allocate buffer - register JSAMPARRAY buffer = (*dinfo.mem->alloc_sarray) - ((j_common_ptr) &dinfo, JPOOL_IMAGE, row_stride, MAX_READLINE); - - // local copy - uint8_t *data = out->data; - const int out_step = out->step; - - if (LIKELY(dinfo.output_height == out->height)) { - for (; dinfo.output_scanline < dinfo.output_height ;) { - // convert lines of mjpeg data to YCbCr - num_scanlines = jpeg_read_scanlines(&dinfo, buffer, MAX_READLINE); - // convert YCbCr to yuyv(YUV422) - for (j = 0; j < num_scanlines; j++) { - yuyv = data + (lines_read + j) * out_step; - ycbcr = buffer[j]; - for (i = 0; i < row_stride; i += 24) { // step by YCbCr x 8 pixels = 3 x 8 bytes - YCbCr_YUYV_2(ycbcr + i, yuyv); - YCbCr_YUYV_2(ycbcr + i + 6, yuyv); - YCbCr_YUYV_2(ycbcr + i + 12, yuyv); - YCbCr_YUYV_2(ycbcr + i + 18, yuyv); - } - } - lines_read += num_scanlines; - } - out->actual_bytes = in->width * in->height * 2; // XXX - } - - jpeg_finish_decompress(&dinfo); - jpeg_destroy_decompress(&dinfo); - return lines_read == out->height ? UVC_SUCCESS : UVC_ERROR_OTHER; - -fail: - jpeg_destroy_decompress(&dinfo); - return lines_read == out->height ? UVC_SUCCESS : UVC_ERROR_OTHER+1; -} -